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Code Issues Pull Requests Packages Projects Releases Wiki Activity

Linter fixes (unhandled errors) -- Part 1 (#8992)

This commit is contained in:
Sven Rebhan 2021-04-08 18:43:39 +02:00 committed by GitHub
parent 2b41a1e1f4
commit 8e7da355b3
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
152 changed files with 2265 additions and 2423 deletions
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22
plugins/inputs/burrow/burrow_test.go
View File

@ -37,6 +37,8 @@ func getHTTPServer() *httptest.Server {
body, code := getResponseJSON(r.RequestURI)
w.WriteHeader(code)
w.Header().Set("Content-Type", "application/json")
// Ignore the returned error as the test will fail anyway
//nolint:errcheck,revive
w.Write(body)
}))
}
@ -61,6 +63,8 @@ func getHTTPServerBasicAuth() *httptest.Server {
body, code := getResponseJSON(r.RequestURI)
w.WriteHeader(code)
w.Header().Set("Content-Type", "application/json")
// Ignore the returned error as the test will fail anyway
//nolint:errcheck,revive
w.Write(body)
}))
}
@ -72,7 +76,7 @@ func TestBurrowTopic(t *testing.T) {
plugin := &burrow{Servers: []string{s.URL}}
acc := &testutil.Accumulator{}
plugin.Gather(acc)
require.NoError(t, plugin.Gather(acc))
fields := []map[string]interface{}{
// topicA
@ -103,7 +107,7 @@ func TestBurrowPartition(t *testing.T) {
Servers: []string{s.URL},
}
acc := &testutil.Accumulator{}
plugin.Gather(acc)
require.NoError(t, plugin.Gather(acc))
fields := []map[string]interface{}{
{
@ -151,7 +155,7 @@ func TestBurrowGroup(t *testing.T) {
Servers: []string{s.URL},
}
acc := &testutil.Accumulator{}
plugin.Gather(acc)
require.NoError(t, plugin.Gather(acc))
fields := []map[string]interface{}{
{
@ -189,7 +193,7 @@ func TestMultipleServers(t *testing.T) {
Servers: []string{s1.URL, s2.URL},
}
acc := &testutil.Accumulator{}
plugin.Gather(acc)
require.NoError(t, plugin.Gather(acc))
require.Exactly(t, 14, len(acc.Metrics))
require.Empty(t, acc.Errors)
@ -205,7 +209,7 @@ func TestMultipleRuns(t *testing.T) {
}
for i := 0; i < 4; i++ {
acc := &testutil.Accumulator{}
plugin.Gather(acc)
require.NoError(t, plugin.Gather(acc))
require.Exactly(t, 7, len(acc.Metrics))
require.Empty(t, acc.Errors)
@ -224,7 +228,7 @@ func TestBasicAuthConfig(t *testing.T) {
}
acc := &testutil.Accumulator{}
plugin.Gather(acc)
require.NoError(t, plugin.Gather(acc))
require.Exactly(t, 7, len(acc.Metrics))
require.Empty(t, acc.Errors)
@ -241,7 +245,7 @@ func TestFilterClusters(t *testing.T) {
}
acc := &testutil.Accumulator{}
plugin.Gather(acc)
require.NoError(t, plugin.Gather(acc))
// no match by cluster
require.Exactly(t, 0, len(acc.Metrics))
@ -260,7 +264,7 @@ func TestFilterGroups(t *testing.T) {
}
acc := &testutil.Accumulator{}
plugin.Gather(acc)
require.NoError(t, plugin.Gather(acc))
require.Exactly(t, 1, len(acc.Metrics))
require.Empty(t, acc.Errors)
@ -278,7 +282,7 @@ func TestFilterTopics(t *testing.T) {
}
acc := &testutil.Accumulator{}
plugin.Gather(acc)
require.NoError(t, plugin.Gather(acc))
require.Exactly(t, 3, len(acc.Metrics))
require.Empty(t, acc.Errors)

47
plugins/inputs/hddtemp/go-hddtemp/hddtemp_test.go
View File

@ -2,7 +2,6 @@ package hddtemp
import (
"net"
"reflect"
"testing"
"github.com/stretchr/testify/require"
@ -13,10 +12,7 @@ func TestFetch(t *testing.T) {
defer l.Close()
disks, err := New().Fetch(l.Addr().String())
if err != nil {
t.Error("expecting err to be nil")
}
require.NoError(t, err)
expected := []Disk{
{
@ -26,18 +22,12 @@ func TestFetch(t *testing.T) {
Unit: "C",
},
}
if !reflect.DeepEqual(expected, disks) {
t.Error("disks' slice is different from expected")
}
require.Equal(t, expected, disks, "disks' slice is different from expected")
}
func TestFetchWrongAddress(t *testing.T) {
_, err := New().Fetch("127.0.0.1:1")
if err == nil {
t.Error("expecting err to be non-nil")
}
require.Error(t, err)
}
func TestFetchStatus(t *testing.T) {
@ -45,10 +35,7 @@ func TestFetchStatus(t *testing.T) {
defer l.Close()
disks, err := New().Fetch(l.Addr().String())
if err != nil {
t.Error("expecting err to be nil")
}
require.NoError(t, err)
expected := []Disk{
{
@ -59,10 +46,7 @@ func TestFetchStatus(t *testing.T) {
Status: "SLP",
},
}
if !reflect.DeepEqual(expected, disks) {
t.Error("disks' slice is different from expected")
}
require.Equal(t, expected, disks, "disks' slice is different from expected")
}
func TestFetchTwoDisks(t *testing.T) {
@ -70,10 +54,7 @@ func TestFetchTwoDisks(t *testing.T) {
defer l.Close()
disks, err := New().Fetch(l.Addr().String())
if err != nil {
t.Error("expecting err to be nil")
}
require.NoError(t, err)
expected := []Disk{
{
@ -90,26 +71,20 @@ func TestFetchTwoDisks(t *testing.T) {
Status: "SLP",
},
}
if !reflect.DeepEqual(expected, disks) {
t.Error("disks' slice is different from expected")
}
require.Equal(t, expected, disks, "disks' slice is different from expected")
}
func serve(t *testing.T, data []byte) net.Listener {
l, err := net.Listen("tcp", "127.0.0.1:0")
if err != nil {
t.Fatal(err)
}
require.NoError(t, err)
go func(t *testing.T) {
conn, err := l.Accept()
require.NoError(t, err)
conn.Write(data)
conn.Close()
_, err = conn.Write(data)
require.NoError(t, err)
require.NoError(t, conn.Close())
}(t)
return l

12
plugins/inputs/http/http_test.go
View File

@ -37,7 +37,7 @@ func TestHTTPwithJSONFormat(t *testing.T) {
plugin.SetParser(p)
var acc testutil.Accumulator
plugin.Init()
require.NoError(t, plugin.Init())
require.NoError(t, acc.GatherError(plugin.Gather))
require.Len(t, acc.Metrics, 1)
@ -79,7 +79,7 @@ func TestHTTPHeaders(t *testing.T) {
plugin.SetParser(p)
var acc testutil.Accumulator
plugin.Init()
require.NoError(t, plugin.Init())
require.NoError(t, acc.GatherError(plugin.Gather))
}
@ -102,7 +102,7 @@ func TestInvalidStatusCode(t *testing.T) {
plugin.SetParser(p)
var acc testutil.Accumulator
plugin.Init()
require.NoError(t, plugin.Init())
require.Error(t, acc.GatherError(plugin.Gather))
}
@ -126,7 +126,7 @@ func TestSuccessStatusCodes(t *testing.T) {
plugin.SetParser(p)
var acc testutil.Accumulator
plugin.Init()
require.NoError(t, plugin.Init())
require.NoError(t, acc.GatherError(plugin.Gather))
}
@ -152,7 +152,7 @@ func TestMethod(t *testing.T) {
plugin.SetParser(p)
var acc testutil.Accumulator
plugin.Init()
require.NoError(t, plugin.Init())
require.NoError(t, acc.GatherError(plugin.Gather))
}
@ -246,7 +246,7 @@ func TestBodyAndContentEncoding(t *testing.T) {
tt.plugin.SetParser(parser)
var acc testutil.Accumulator
tt.plugin.Init()
require.NoError(t, tt.plugin.Init())
err = tt.plugin.Gather(&acc)
require.NoError(t, err)
})

57
plugins/inputs/http_listener_v2/http_listener_v2.go
View File

@ -166,7 +166,9 @@ func (h *HTTPListenerV2) Start(acc telegraf.Accumulator) error {
h.wg.Add(1)
go func() {
defer h.wg.Done()
server.Serve(h.listener)
if err := server.Serve(h.listener); err != nil {
h.Log.Errorf("Serve failed: %v", err)
}
}()
h.Log.Infof("Listening on %s", listener.Addr().String())
@ -177,6 +179,8 @@ func (h *HTTPListenerV2) Start(acc telegraf.Accumulator) error {
// Stop cleans up all resources
func (h *HTTPListenerV2) Stop() {
if h.listener != nil {
// Ignore the returned error as we cannot do anything about it anyway
//nolint:errcheck,revive
h.listener.Close()
}
h.wg.Wait()
@ -195,7 +199,9 @@ func (h *HTTPListenerV2) ServeHTTP(res http.ResponseWriter, req *http.Request) {
func (h *HTTPListenerV2) serveWrite(res http.ResponseWriter, req *http.Request) {
// Check that the content length is not too large for us to handle.
if req.ContentLength > h.MaxBodySize.Size {
tooLarge(res)
if err := tooLarge(res); err != nil {
h.Log.Debugf("error in too-large: %v", err)
}
return
}
@ -208,7 +214,9 @@ func (h *HTTPListenerV2) serveWrite(res http.ResponseWriter, req *http.Request)
}
}
if !isAcceptedMethod {
methodNotAllowed(res)
if err := methodNotAllowed(res); err != nil {
h.Log.Debugf("error in method-not-allowed: %v", err)
}
return
}
@ -229,7 +237,9 @@ func (h *HTTPListenerV2) serveWrite(res http.ResponseWriter, req *http.Request)
metrics, err := h.Parse(bytes)
if err != nil {
h.Log.Debugf("Parse error: %s", err.Error())
badRequest(res)
if err := badRequest(res); err != nil {
h.Log.Debugf("error in bad-request: %v", err)
}
return
}
@ -255,14 +265,18 @@ func (h *HTTPListenerV2) collectBody(res http.ResponseWriter, req *http.Request)
r, err := gzip.NewReader(req.Body)
if err != nil {
h.Log.Debug(err.Error())
badRequest(res)
if err := badRequest(res); err != nil {
h.Log.Debugf("error in bad-request: %v", err)
}
return nil, false
}
defer r.Close()
maxReader := http.MaxBytesReader(res, r, h.MaxBodySize.Size)
bytes, err := ioutil.ReadAll(maxReader)
if err != nil {
tooLarge(res)
if err := tooLarge(res); err != nil {
h.Log.Debugf("error in too-large: %v", err)
}
return nil, false
}
return bytes, true
@ -271,14 +285,18 @@ func (h *HTTPListenerV2) collectBody(res http.ResponseWriter, req *http.Request)
bytes, err := ioutil.ReadAll(req.Body)
if err != nil {
h.Log.Debug(err.Error())
badRequest(res)
if err := badRequest(res); err != nil {
h.Log.Debugf("error in bad-request: %v", err)
}
return nil, false
}
// snappy block format is only supported by decode/encode not snappy reader/writer
bytes, err = snappy.Decode(nil, bytes)
if err != nil {
h.Log.Debug(err.Error())
badRequest(res)
if err := badRequest(res); err != nil {
h.Log.Debugf("error in bad-request: %v", err)
}
return nil, false
}
return bytes, true
@ -287,7 +305,9 @@ func (h *HTTPListenerV2) collectBody(res http.ResponseWriter, req *http.Request)
bytes, err := ioutil.ReadAll(req.Body)
if err != nil {
h.Log.Debug(err.Error())
badRequest(res)
if err := badRequest(res); err != nil {
h.Log.Debugf("error in bad-request: %v", err)
}
return nil, false
}
return bytes, true
@ -300,29 +320,34 @@ func (h *HTTPListenerV2) collectQuery(res http.ResponseWriter, req *http.Request
query, err := url.QueryUnescape(rawQuery)
if err != nil {
h.Log.Debugf("Error parsing query: %s", err.Error())
badRequest(res)
if err := badRequest(res); err != nil {
h.Log.Debugf("error in bad-request: %v", err)
}
return nil, false
}
return []byte(query), true
}
func tooLarge(res http.ResponseWriter) {
func tooLarge(res http.ResponseWriter) error {
res.Header().Set("Content-Type", "application/json")
res.WriteHeader(http.StatusRequestEntityTooLarge)
res.Write([]byte(`{"error":"http: request body too large"}`))
_, err := res.Write([]byte(`{"error":"http: request body too large"}`))
return err
}
func methodNotAllowed(res http.ResponseWriter) {
func methodNotAllowed(res http.ResponseWriter) error {
res.Header().Set("Content-Type", "application/json")
res.WriteHeader(http.StatusMethodNotAllowed)
res.Write([]byte(`{"error":"http: method not allowed"}`))
_, err := res.Write([]byte(`{"error":"http: method not allowed"}`))
return err
}
func badRequest(res http.ResponseWriter) {
func badRequest(res http.ResponseWriter) error {
res.Header().Set("Content-Type", "application/json")
res.WriteHeader(http.StatusBadRequest)
res.Write([]byte(`{"error":"http: bad request"}`))
_, err := res.Write([]byte(`{"error":"http: bad request"}`))
return err
}
func (h *HTTPListenerV2) authenticateIfSet(handler http.HandlerFunc, res http.ResponseWriter, req *http.Request) {

53
plugins/inputs/http_listener_v2/http_listener_v2_test.go
View File

@ -146,7 +146,7 @@ func TestWriteHTTPSNoClientAuth(t *testing.T) {
// post single message to listener
resp, err := noClientAuthClient.Post(createURL(listener, "https", "/write", "db=mydb"), "", bytes.NewBuffer([]byte(testMsg)))
require.NoError(t, err)
resp.Body.Close()
require.NoError(t, resp.Body.Close())
require.EqualValues(t, 204, resp.StatusCode)
}
@ -160,7 +160,7 @@ func TestWriteHTTPSWithClientAuth(t *testing.T) {
// post single message to listener
resp, err := getHTTPSClient().Post(createURL(listener, "https", "/write", "db=mydb"), "", bytes.NewBuffer([]byte(testMsg)))
require.NoError(t, err)
resp.Body.Close()
require.NoError(t, resp.Body.Close())
require.EqualValues(t, 204, resp.StatusCode)
}
@ -178,7 +178,7 @@ func TestWriteHTTPBasicAuth(t *testing.T) {
req.SetBasicAuth(basicUsername, basicPassword)
resp, err := client.Do(req)
require.NoError(t, err)
resp.Body.Close()
require.NoError(t, resp.Body.Close())
require.EqualValues(t, http.StatusNoContent, resp.StatusCode)
}
@ -192,7 +192,7 @@ func TestWriteHTTP(t *testing.T) {
// post single message to listener
resp, err := http.Post(createURL(listener, "http", "/write", "db=mydb"), "", bytes.NewBuffer([]byte(testMsg)))
require.NoError(t, err)
resp.Body.Close()
require.NoError(t, resp.Body.Close())
require.EqualValues(t, 204, resp.StatusCode)
acc.Wait(1)
@ -204,7 +204,7 @@ func TestWriteHTTP(t *testing.T) {
// post multiple message to listener
resp, err = http.Post(createURL(listener, "http", "/write", "db=mydb"), "", bytes.NewBuffer([]byte(testMsgs)))
require.NoError(t, err)
resp.Body.Close()
require.NoError(t, resp.Body.Close())
require.EqualValues(t, 204, resp.StatusCode)
acc.Wait(2)
@ -220,7 +220,7 @@ func TestWriteHTTP(t *testing.T) {
// Post a gigantic metric to the listener and verify that an error is returned:
resp, err = http.Post(createURL(listener, "http", "/write", "db=mydb"), "", bytes.NewBuffer([]byte(hugeMetric)))
require.NoError(t, err)
resp.Body.Close()
require.NoError(t, resp.Body.Close())
require.EqualValues(t, 413, resp.StatusCode)
acc.Wait(3)
@ -241,7 +241,7 @@ func TestWriteHTTPNoNewline(t *testing.T) {
// post single message to listener
resp, err := http.Post(createURL(listener, "http", "/write", "db=mydb"), "", bytes.NewBuffer([]byte(testMsgNoNewline)))
require.NoError(t, err)
resp.Body.Close()
require.NoError(t, resp.Body.Close())
require.EqualValues(t, 204, resp.StatusCode)
acc.Wait(1)
@ -270,7 +270,7 @@ func TestWriteHTTPExactMaxBodySize(t *testing.T) {
resp, err := http.Post(createURL(listener, "http", "/write", ""), "", bytes.NewBuffer([]byte(hugeMetric)))
require.NoError(t, err)
resp.Body.Close()
require.NoError(t, resp.Body.Close())
require.EqualValues(t, 204, resp.StatusCode)
}
@ -293,7 +293,7 @@ func TestWriteHTTPVerySmallMaxBody(t *testing.T) {
resp, err := http.Post(createURL(listener, "http", "/write", ""), "", bytes.NewBuffer([]byte(hugeMetric)))
require.NoError(t, err)
resp.Body.Close()
require.NoError(t, resp.Body.Close())
require.EqualValues(t, 413, resp.StatusCode)
}
@ -348,10 +348,7 @@ func TestWriteHTTPSnappyData(t *testing.T) {
if err != nil {
t.Log("Test client request failed. Error: ", err)
}
err = resp.Body.Close()
if err != nil {
t.Log("Test client close failed. Error: ", err)
}
require.NoErrorf(t, resp.Body.Close(), "Test client close failed. Error: %v", err)
require.NoError(t, err)
require.EqualValues(t, 204, resp.StatusCode)
@ -385,15 +382,21 @@ func TestWriteHTTPHighTraffic(t *testing.T) {
defer innerwg.Done()
for i := 0; i < 500; i++ {
resp, err := http.Post(createURL(listener, "http", "/write", "db=mydb"), "", bytes.NewBuffer([]byte(testMsgs)))
require.NoError(t, err)
resp.Body.Close()
require.EqualValues(t, 204, resp.StatusCode)
if err != nil {
return
}
if err := resp.Body.Close(); err != nil {
return
}
if resp.StatusCode != 204 {
return
}
}
}(&wg)
}
wg.Wait()
listener.Gather(acc)
require.NoError(t, listener.Gather(acc))
acc.Wait(25000)
require.Equal(t, int64(25000), int64(acc.NMetrics()))
@ -409,7 +412,7 @@ func TestReceive404ForInvalidEndpoint(t *testing.T) {
// post single message to listener
resp, err := http.Post(createURL(listener, "http", "/foobar", ""), "", bytes.NewBuffer([]byte(testMsg)))
require.NoError(t, err)
resp.Body.Close()
require.NoError(t, resp.Body.Close())
require.EqualValues(t, 404, resp.StatusCode)
}
@ -423,7 +426,7 @@ func TestWriteHTTPInvalid(t *testing.T) {
// post single message to listener
resp, err := http.Post(createURL(listener, "http", "/write", "db=mydb"), "", bytes.NewBuffer([]byte(badMsg)))
require.NoError(t, err)
resp.Body.Close()
require.NoError(t, resp.Body.Close())
require.EqualValues(t, 400, resp.StatusCode)
}
@ -437,7 +440,7 @@ func TestWriteHTTPEmpty(t *testing.T) {
// post single message to listener
resp, err := http.Post(createURL(listener, "http", "/write", "db=mydb"), "", bytes.NewBuffer([]byte(emptyMsg)))
require.NoError(t, err)
resp.Body.Close()
require.NoError(t, resp.Body.Close())
require.EqualValues(t, 204, resp.StatusCode)
}
@ -457,7 +460,7 @@ func TestWriteHTTPTransformHeaderValuesToTagsSingleWrite(t *testing.T) {
resp, err := http.DefaultClient.Do(req)
require.NoError(t, err)
resp.Body.Close()
require.NoError(t, resp.Body.Close())
require.EqualValues(t, 204, resp.StatusCode)
acc.Wait(1)
@ -469,7 +472,7 @@ func TestWriteHTTPTransformHeaderValuesToTagsSingleWrite(t *testing.T) {
// post single message to listener
resp, err = http.Post(createURL(listener, "http", "/write", "db=mydb"), "", bytes.NewBuffer([]byte(testMsg)))
require.NoError(t, err)
resp.Body.Close()
require.NoError(t, resp.Body.Close())
require.EqualValues(t, 204, resp.StatusCode)
acc.Wait(1)
@ -495,7 +498,7 @@ func TestWriteHTTPTransformHeaderValuesToTagsBulkWrite(t *testing.T) {
resp, err := http.DefaultClient.Do(req)
require.NoError(t, err)
resp.Body.Close()
require.NoError(t, resp.Body.Close())
require.EqualValues(t, 204, resp.StatusCode)
acc.Wait(2)
@ -520,7 +523,7 @@ func TestWriteHTTPQueryParams(t *testing.T) {
resp, err := http.Post(createURL(listener, "http", "/write", "tagKey=tagValue&fieldKey=42"), "", bytes.NewBuffer([]byte(emptyMsg)))
require.NoError(t, err)
resp.Body.Close()
require.NoError(t, resp.Body.Close())
require.EqualValues(t, 204, resp.StatusCode)
acc.Wait(1)
@ -544,7 +547,7 @@ func TestWriteHTTPFormData(t *testing.T) {
"fieldKey": {"42"},
})
require.NoError(t, err)
resp.Body.Close()
require.NoError(t, resp.Body.Close())
require.EqualValues(t, 204, resp.StatusCode)
acc.Wait(1)

10
plugins/inputs/http_response/http_response.go
View File

@ -308,15 +308,11 @@ func (h *HTTPResponse) httpGather(u string) (map[string]interface{}, map[string]
h.Log.Debugf("Network error while polling %s: %s", u, err.Error())
// Get error details
netErr := setError(err, fields, tags)
// If recognize the returned error, get out
if netErr != nil {
return fields, tags, nil
if setError(err, fields, tags) == nil {
// Any error not recognized by `set_error` is considered a "connection_failed"
setResult("connection_failed", fields, tags)
}
// Any error not recognized by `set_error` is considered a "connection_failed"
setResult("connection_failed", fields, tags)
return fields, tags, nil
}

11
plugins/inputs/http_response/http_response_test.go
View File

@ -88,21 +88,26 @@ func checkTags(t *testing.T, tags map[string]interface{}, acc *testutil.Accumula
func setUpTestMux() http.Handler {
mux := http.NewServeMux()
// Ignore all returned errors below as the tests will fail anyway
mux.HandleFunc("/redirect", func(w http.ResponseWriter, req *http.Request) {
http.Redirect(w, req, "/good", http.StatusMovedPermanently)
})
mux.HandleFunc("/good", func(w http.ResponseWriter, req *http.Request) {
w.Header().Set("Server", "MyTestServer")
w.Header().Set("Content-Type", "application/json; charset=utf-8")
//nolint:errcheck,revive
fmt.Fprintf(w, "hit the good page!")
})
mux.HandleFunc("/invalidUTF8", func(w http.ResponseWriter, req *http.Request) {
//nolint:errcheck,revive
w.Write([]byte{0xff, 0xfe, 0xfd})
})
mux.HandleFunc("/noheader", func(w http.ResponseWriter, req *http.Request) {
//nolint:errcheck,revive
fmt.Fprintf(w, "hit the good page!")
})
mux.HandleFunc("/jsonresponse", func(w http.ResponseWriter, req *http.Request) {
//nolint:errcheck,revive
fmt.Fprintf(w, "\"service_status\": \"up\", \"healthy\" : \"true\"")
})
mux.HandleFunc("/badredirect", func(w http.ResponseWriter, req *http.Request) {
@ -113,10 +118,12 @@ func setUpTestMux() http.Handler {
http.Error(w, "method wasn't post", http.StatusMethodNotAllowed)
return
}
//nolint:errcheck,revive
fmt.Fprintf(w, "used post correctly!")
})
mux.HandleFunc("/musthaveabody", func(w http.ResponseWriter, req *http.Request) {
body, err := ioutil.ReadAll(req.Body)
//nolint:errcheck,revive
req.Body.Close()
if err != nil {
http.Error(w, "couldn't read request body", http.StatusBadRequest)
@ -126,6 +133,7 @@ func setUpTestMux() http.Handler {
http.Error(w, "body was empty", http.StatusBadRequest)
return
}
//nolint:errcheck,revive
fmt.Fprintf(w, "sent a body!")
})
mux.HandleFunc("/twosecondnap", func(w http.ResponseWriter, req *http.Request) {
@ -1047,7 +1055,8 @@ func TestRedirect(t *testing.T) {
ts.Config.Handler = http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.Header().Add("Location", "http://example.org")
w.WriteHeader(http.StatusMovedPermanently)
w.Write([]byte("test"))
_, err := w.Write([]byte("test"))
require.NoError(t, err)
})
plugin := &HTTPResponse{

9
plugins/inputs/httpjson/httpjson_test.go
View File

@ -233,7 +233,8 @@ func TestHttpJsonGET_URL(t *testing.T) {
key := r.FormValue("api_key")
assert.Equal(t, "mykey", key)
w.WriteHeader(http.StatusOK)
fmt.Fprintln(w, validJSON2)
_, err := fmt.Fprintln(w, validJSON2)
require.NoError(t, err)
}))
defer ts.Close()
@ -305,7 +306,8 @@ func TestHttpJsonGET(t *testing.T) {
key := r.FormValue("api_key")
assert.Equal(t, "mykey", key)
w.WriteHeader(http.StatusOK)
fmt.Fprintln(w, validJSON2)
_, err := fmt.Fprintln(w, validJSON2)
require.NoError(t, err)
}))
defer ts.Close()
@ -379,7 +381,8 @@ func TestHttpJsonPOST(t *testing.T) {
assert.NoError(t, err)
assert.Equal(t, "api_key=mykey", string(body))
w.WriteHeader(http.StatusOK)
fmt.Fprintln(w, validJSON2)
_, err = fmt.Fprintln(w, validJSON2)
require.NoError(t, err)
}))
defer ts.Close()

4
plugins/inputs/icinga2/icinga2.go
View File

@ -53,7 +53,7 @@ type ObjectType string
var sampleConfig = `
## Required Icinga2 server address
# server = "https://localhost:5665"
## Required Icinga2 object type ("services" or "hosts")
# object_type = "services"
@ -171,7 +171,7 @@ func (i *Icinga2) Gather(acc telegraf.Accumulator) error {
defer resp.Body.Close()
result := Result{}
json.NewDecoder(resp.Body).Decode(&result)
err = json.NewDecoder(resp.Body).Decode(&result)
if err != nil {
return err
}

5
plugins/inputs/icinga2/icinga2_test.go
View File

@ -7,6 +7,7 @@ import (
"github.com/influxdata/telegraf"
"github.com/influxdata/telegraf/testutil"
"github.com/stretchr/testify/require"
)
func TestGatherServicesStatus(t *testing.T) {
@ -30,7 +31,7 @@ func TestGatherServicesStatus(t *testing.T) {
`
checks := Result{}
json.Unmarshal([]byte(s), &checks)
require.NoError(t, json.Unmarshal([]byte(s), &checks))
icinga2 := new(Icinga2)
icinga2.Log = testutil.Logger{}
@ -84,7 +85,7 @@ func TestGatherHostsStatus(t *testing.T) {
`
checks := Result{}
json.Unmarshal([]byte(s), &checks)
require.NoError(t, json.Unmarshal([]byte(s), &checks))
var acc testutil.Accumulator

18
plugins/inputs/influxdb/influxdb_test.go
View File

@ -14,7 +14,8 @@ import (
func TestBasic(t *testing.T) {
fakeServer := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
if r.URL.Path == "/endpoint" {
_, _ = w.Write([]byte(basicJSON))
_, err := w.Write([]byte(basicJSON))
require.NoError(t, err)
} else {
w.WriteHeader(http.StatusNotFound)
}
@ -61,7 +62,8 @@ func TestBasic(t *testing.T) {
func TestInfluxDB(t *testing.T) {
fakeInfluxServer := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
if r.URL.Path == "/endpoint" {
_, _ = w.Write([]byte(influxReturn))
_, err := w.Write([]byte(influxReturn))
require.NoError(t, err)
} else {
w.WriteHeader(http.StatusNotFound)
}
@ -121,7 +123,8 @@ func TestInfluxDB(t *testing.T) {
func TestInfluxDB2(t *testing.T) {
fakeInfluxServer := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
if r.URL.Path == "/endpoint" {
_, _ = w.Write([]byte(influxReturn2))
_, err := w.Write([]byte(influxReturn2))
require.NoError(t, err)
} else {
w.WriteHeader(http.StatusNotFound)
}
@ -146,7 +149,8 @@ func TestInfluxDB2(t *testing.T) {
func TestErrorHandling(t *testing.T) {
badServer := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
if r.URL.Path == "/endpoint" {
_, _ = w.Write([]byte("not json"))
_, err := w.Write([]byte("not json"))
require.NoError(t, err)
} else {
w.WriteHeader(http.StatusNotFound)
}
@ -164,7 +168,8 @@ func TestErrorHandling(t *testing.T) {
func TestErrorHandling404(t *testing.T) {
badServer := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
if r.URL.Path == "/endpoint" {
_, _ = w.Write([]byte(basicJSON))
_, err := w.Write([]byte(basicJSON))
require.NoError(t, err)
} else {
w.WriteHeader(http.StatusNotFound)
}
@ -182,7 +187,8 @@ func TestErrorHandling404(t *testing.T) {
func TestErrorResponse(t *testing.T) {
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.WriteHeader(http.StatusUnauthorized)
w.Write([]byte(`{"error": "unable to parse authentication credentials"}`))
_, err := w.Write([]byte(`{"error": "unable to parse authentication credentials"}`))
require.NoError(t, err)
}))
defer ts.Close()

40
plugins/inputs/influxdb_listener/influxdb_listener.go
View File

@ -221,7 +221,10 @@ func (h *InfluxDBListener) handleQuery() http.HandlerFunc {
res.Header().Set("Content-Type", "application/json")
res.Header().Set("X-Influxdb-Version", "1.0")
res.WriteHeader(http.StatusOK)
res.Write([]byte("{\"results\":[]}"))
_, err := res.Write([]byte("{\"results\":[]}"))
if err != nil {
h.Log.Debugf("error writing result in handleQuery: %v", err)
}
}
}
@ -236,7 +239,9 @@ func (h *InfluxDBListener) handlePing() http.HandlerFunc {
res.Header().Set("Content-Type", "application/json")
res.WriteHeader(http.StatusOK)
b, _ := json.Marshal(map[string]string{"version": "1.0"}) // based on header set above
res.Write(b)
if _, err := res.Write(b); err != nil {
h.Log.Debugf("error writing result in handlePing: %v", err)
}
} else {
res.WriteHeader(http.StatusNoContent)
}
@ -255,7 +260,9 @@ func (h *InfluxDBListener) handleWrite() http.HandlerFunc {
defer h.writesServed.Incr(1)
// Check that the content length is not too large for us to handle.
if req.ContentLength > h.MaxBodySize.Size {
tooLarge(res)
if err := tooLarge(res); err != nil {
h.Log.Debugf("error in too-large: %v", err)
}
return
}
@ -270,7 +277,9 @@ func (h *InfluxDBListener) handleWrite() http.HandlerFunc {
body, err = gzip.NewReader(body)
if err != nil {
h.Log.Debugf("Error decompressing request body: %v", err.Error())
badRequest(res, err.Error())
if err := badRequest(res, err.Error()); err != nil {
h.Log.Debugf("error in bad-request: %v", err)
}
return
}
defer body.Close()
@ -330,7 +339,9 @@ func (h *InfluxDBListener) handleWrite() http.HandlerFunc {
}
if err != influx.EOF {
h.Log.Debugf("Error parsing the request body: %v", err.Error())
badRequest(res, err.Error())
if err := badRequest(res, err.Error()); err != nil {
h.Log.Debugf("error in bad-request: %v", err)
}
return
}
if parseErrorCount > 0 {
@ -343,7 +354,9 @@ func (h *InfluxDBListener) handleWrite() http.HandlerFunc {
default:
partialErrorString = fmt.Sprintf("%s (and %d other parse errors)", firstParseErrorStr, parseErrorCount-1)
}
partialWrite(res, partialErrorString)
if err := partialWrite(res, partialErrorString); err != nil {
h.Log.Debugf("error in partial-write: %v", err)
}
return
}
@ -352,15 +365,16 @@ func (h *InfluxDBListener) handleWrite() http.HandlerFunc {
}
}
func tooLarge(res http.ResponseWriter) {
func tooLarge(res http.ResponseWriter) error {
res.Header().Set("Content-Type", "application/json")
res.Header().Set("X-Influxdb-Version", "1.0")
res.Header().Set("X-Influxdb-Error", "http: request body too large")
res.WriteHeader(http.StatusRequestEntityTooLarge)
res.Write([]byte(`{"error":"http: request body too large"}`))
_, err := res.Write([]byte(`{"error":"http: request body too large"}`))
return err
}
func badRequest(res http.ResponseWriter, errString string) {
func badRequest(res http.ResponseWriter, errString string) error {
res.Header().Set("Content-Type", "application/json")
res.Header().Set("X-Influxdb-Version", "1.0")
if errString == "" {
@ -368,15 +382,17 @@ func badRequest(res http.ResponseWriter, errString string) {
}
res.Header().Set("X-Influxdb-Error", errString)
res.WriteHeader(http.StatusBadRequest)
res.Write([]byte(fmt.Sprintf(`{"error":%q}`, errString)))
_, err := res.Write([]byte(fmt.Sprintf(`{"error":%q}`, errString)))
return err
}
func partialWrite(res http.ResponseWriter, errString string) {
func partialWrite(res http.ResponseWriter, errString string) error {
res.Header().Set("Content-Type", "application/json")
res.Header().Set("X-Influxdb-Version", "1.0")
res.Header().Set("X-Influxdb-Error", errString)
res.WriteHeader(http.StatusBadRequest)
res.Write([]byte(fmt.Sprintf(`{"error":%q}`, errString)))
_, err := res.Write([]byte(fmt.Sprintf(`{"error":%q}`, errString)))
return err
}
func getPrecisionMultiplier(precision string) time.Duration {

54
plugins/inputs/influxdb_listener/influxdb_listener_test.go
View File

@ -117,7 +117,7 @@ func TestWriteSecureNoClientAuth(t *testing.T) {
// post single message to listener
resp, err := noClientAuthClient.Post(createURL(listener, "https", "/write", "db=mydb"), "", bytes.NewBuffer([]byte(testMsg)))
require.NoError(t, err)
resp.Body.Close()
require.NoError(t, resp.Body.Close())
require.EqualValues(t, 204, resp.StatusCode)
}
@ -132,7 +132,7 @@ func TestWriteSecureWithClientAuth(t *testing.T) {
// post single message to listener
resp, err := getSecureClient().Post(createURL(listener, "https", "/write", "db=mydb"), "", bytes.NewBuffer([]byte(testMsg)))
require.NoError(t, err)
resp.Body.Close()
require.NoError(t, resp.Body.Close())
require.EqualValues(t, 204, resp.StatusCode)
}
@ -151,7 +151,7 @@ func TestWriteBasicAuth(t *testing.T) {
req.SetBasicAuth(basicUsername, basicPassword)
resp, err := client.Do(req)
require.NoError(t, err)
resp.Body.Close()
require.NoError(t, resp.Body.Close())
require.EqualValues(t, http.StatusNoContent, resp.StatusCode)
}
@ -169,7 +169,7 @@ func TestWriteKeepDatabase(t *testing.T) {
// post single message to listener
resp, err := http.Post(createURL(listener, "http", "/write", "db=mydb"), "", bytes.NewBuffer([]byte(testMsg)))
require.NoError(t, err)
resp.Body.Close()
require.NoError(t, resp.Body.Close())
require.EqualValues(t, 204, resp.StatusCode)
acc.Wait(1)
@ -181,7 +181,7 @@ func TestWriteKeepDatabase(t *testing.T) {
// post single message to listener with a database tag in it already. It should be clobbered.
resp, err = http.Post(createURL(listener, "http", "/write", "db=mydb"), "", bytes.NewBuffer([]byte(testMsgWithDB)))
require.NoError(t, err)
resp.Body.Close()
require.NoError(t, resp.Body.Close())
require.EqualValues(t, 204, resp.StatusCode)
acc.Wait(1)
@ -193,7 +193,7 @@ func TestWriteKeepDatabase(t *testing.T) {
// post multiple message to listener
resp, err = http.Post(createURL(listener, "http", "/write", "db=mydb"), "", bytes.NewBuffer([]byte(testMsgs)))
require.NoError(t, err)
resp.Body.Close()
require.NoError(t, resp.Body.Close())
require.EqualValues(t, 204, resp.StatusCode)
acc.Wait(2)
@ -218,7 +218,7 @@ func TestWriteRetentionPolicyTag(t *testing.T) {
resp, err := http.Post(createURL(listener, "http", "/write", "rp=myrp"), "", bytes.NewBuffer([]byte("cpu time_idle=42")))
require.NoError(t, err)
resp.Body.Close()
require.NoError(t, resp.Body.Close())
require.Equal(t, 204, resp.StatusCode)
expected := []telegraf.Metric{
@ -250,7 +250,7 @@ func TestWriteNoNewline(t *testing.T) {
// post single message to listener
resp, err := http.Post(createURL(listener, "http", "/write", "db=mydb"), "", bytes.NewBuffer([]byte(testMsgNoNewline)))
require.NoError(t, err)
resp.Body.Close()
require.NoError(t, resp.Body.Close())
require.EqualValues(t, 204, resp.StatusCode)
acc.Wait(1)
@ -271,7 +271,7 @@ func TestPartialWrite(t *testing.T) {
// post single message to listener
resp, err := http.Post(createURL(listener, "http", "/write", "db=mydb"), "", bytes.NewBuffer([]byte(testPartial)))
require.NoError(t, err)
resp.Body.Close()
require.NoError(t, resp.Body.Close())
require.EqualValues(t, 400, resp.StatusCode)
acc.Wait(1)
@ -300,7 +300,7 @@ func TestWriteMaxLineSizeIncrease(t *testing.T) {
// Post a gigantic metric to the listener and verify that it writes OK this time:
resp, err := http.Post(createURL(listener, "http", "/write", "db=mydb"), "", bytes.NewBuffer([]byte(hugeMetric)))
require.NoError(t, err)
resp.Body.Close()
require.NoError(t, resp.Body.Close())
require.EqualValues(t, 204, resp.StatusCode)
}
@ -319,7 +319,7 @@ func TestWriteVerySmallMaxBody(t *testing.T) {
resp, err := http.Post(createURL(listener, "http", "/write", ""), "", bytes.NewBuffer([]byte(hugeMetric)))
require.NoError(t, err)
resp.Body.Close()
require.NoError(t, resp.Body.Close())
require.EqualValues(t, 413, resp.StatusCode)
}
@ -339,7 +339,7 @@ func TestWriteLargeLine(t *testing.T) {
resp, err := http.Post(createURL(listener, "http", "/write", ""), "", bytes.NewBuffer([]byte(hugeMetric+testMsgs)))
require.NoError(t, err)
resp.Body.Close()
require.NoError(t, resp.Body.Close())
//todo: with the new parser, long lines aren't a problem. Do we need to skip them?
//require.EqualValues(t, 400, resp.StatusCode)
@ -449,15 +449,21 @@ func TestWriteHighTraffic(t *testing.T) {
defer innerwg.Done()
for i := 0; i < 500; i++ {
resp, err := http.Post(createURL(listener, "http", "/write", "db=mydb"), "", bytes.NewBuffer([]byte(testMsgs)))
require.NoError(t, err)
resp.Body.Close()
require.EqualValues(t, 204, resp.StatusCode)
if err != nil {
return
}
if err := resp.Body.Close(); err != nil {
return
}
if resp.StatusCode != 204 {
return
}
}
}(&wg)
}
wg.Wait()
listener.Gather(acc)
require.NoError(t, listener.Gather(acc))
acc.Wait(25000)
require.Equal(t, int64(25000), int64(acc.NMetrics()))
@ -474,7 +480,7 @@ func TestReceive404ForInvalidEndpoint(t *testing.T) {
// post single message to listener
resp, err := http.Post(createURL(listener, "http", "/foobar", ""), "", bytes.NewBuffer([]byte(testMsg)))
require.NoError(t, err)
resp.Body.Close()
require.NoError(t, resp.Body.Close())
require.EqualValues(t, 404, resp.StatusCode)
}
@ -489,7 +495,7 @@ func TestWriteInvalid(t *testing.T) {
// post single message to listener
resp, err := http.Post(createURL(listener, "http", "/write", "db=mydb"), "", bytes.NewBuffer([]byte(badMsg)))
require.NoError(t, err)
resp.Body.Close()
require.NoError(t, resp.Body.Close())
require.EqualValues(t, 400, resp.StatusCode)
}
@ -504,7 +510,7 @@ func TestWriteEmpty(t *testing.T) {
// post single message to listener
resp, err := http.Post(createURL(listener, "http", "/write", "db=mydb"), "", bytes.NewBuffer([]byte(emptyMsg)))
require.NoError(t, err)
resp.Body.Close()
require.NoError(t, resp.Body.Close())
require.EqualValues(t, 204, resp.StatusCode)
}
@ -535,7 +541,7 @@ func TestPing(t *testing.T) {
require.NoError(t, err)
require.Equal(t, "1.0", resp.Header["X-Influxdb-Version"][0])
require.Len(t, resp.Header["Content-Type"], 0)
resp.Body.Close()
require.NoError(t, resp.Body.Close())
require.EqualValues(t, 204, resp.StatusCode)
}
@ -551,7 +557,7 @@ func TestPingVerbose(t *testing.T) {
require.NoError(t, err)
require.Equal(t, "1.0", resp.Header["X-Influxdb-Version"][0])
require.Equal(t, "application/json", resp.Header["Content-Type"][0])
resp.Body.Close()
require.NoError(t, resp.Body.Close())
require.EqualValues(t, 200, resp.StatusCode)
}
@ -567,7 +573,7 @@ func TestWriteWithPrecision(t *testing.T) {
resp, err := http.Post(
createURL(listener, "http", "/write", "precision=s"), "", bytes.NewBuffer([]byte(msg)))
require.NoError(t, err)
resp.Body.Close()
require.NoError(t, resp.Body.Close())
require.EqualValues(t, 204, resp.StatusCode)
acc.Wait(1)
@ -592,7 +598,7 @@ func TestWriteWithPrecisionNoTimestamp(t *testing.T) {
resp, err := http.Post(
createURL(listener, "http", "/write", "precision=s"), "", bytes.NewBuffer([]byte(msg)))
require.NoError(t, err)
resp.Body.Close()
require.NoError(t, resp.Body.Close())
require.EqualValues(t, 204, resp.StatusCode)
acc.Wait(1)
@ -638,7 +644,7 @@ func TestWriteParseErrors(t *testing.T) {
// post single message to listener
resp, err := http.Post(createURL(listener, "http", "/write", ""), "", bytes.NewBuffer([]byte(tt.input)))
require.NoError(t, err)
resp.Body.Close()
require.NoError(t, resp.Body.Close())
require.EqualValues(t, 400, resp.StatusCode)
require.Equal(t, tt.expected, resp.Header["X-Influxdb-Error"][0])
})

30
plugins/inputs/influxdb_v2_listener/influxdb_v2_listener.go
View File

@ -210,7 +210,9 @@ func (h *InfluxDBV2Listener) handleReady() http.HandlerFunc {
"started": h.startTime.Format(time.RFC3339Nano),
"status": "ready",
"up": h.timeFunc().Sub(h.startTime).String()})
res.Write(b)
if _, err := res.Write(b); err != nil {
h.Log.Debugf("error writing in handle-ready: %v", err)
}
}
}
@ -226,7 +228,9 @@ func (h *InfluxDBV2Listener) handleWrite() http.HandlerFunc {
defer h.writesServed.Incr(1)
// Check that the content length is not too large for us to handle.
if req.ContentLength > h.MaxBodySize.Size {
tooLarge(res, h.MaxBodySize.Size)
if err := tooLarge(res, h.MaxBodySize.Size); err != nil {
h.Log.Debugf("error in too-large: %v", err)
}
return
}
@ -240,7 +244,9 @@ func (h *InfluxDBV2Listener) handleWrite() http.HandlerFunc {
body, err = gzip.NewReader(body)
if err != nil {
h.Log.Debugf("Error decompressing request body: %v", err.Error())
badRequest(res, Invalid, err.Error())
if err := badRequest(res, Invalid, err.Error()); err != nil {
h.Log.Debugf("error in bad-request: %v", err)
}
return
}
defer body.Close()
@ -252,7 +258,9 @@ func (h *InfluxDBV2Listener) handleWrite() http.HandlerFunc {
bytes, readErr = ioutil.ReadAll(body)
if readErr != nil {
h.Log.Debugf("Error parsing the request body: %v", readErr.Error())
badRequest(res, InternalError, readErr.Error())
if err := badRequest(res, InternalError, readErr.Error()); err != nil {
h.Log.Debugf("error in bad-request: %v", err)
}
return
}
metricHandler := influx.NewMetricHandler()
@ -272,7 +280,9 @@ func (h *InfluxDBV2Listener) handleWrite() http.HandlerFunc {
if err != influx.EOF && err != nil {
h.Log.Debugf("Error parsing the request body: %v", err.Error())
badRequest(res, Invalid, err.Error())
if err := badRequest(res, Invalid, err.Error()); err != nil {
h.Log.Debugf("error in bad-request: %v", err)
}
return
}
@ -290,7 +300,7 @@ func (h *InfluxDBV2Listener) handleWrite() http.HandlerFunc {
}
}
func tooLarge(res http.ResponseWriter, maxLength int64) {
func tooLarge(res http.ResponseWriter, maxLength int64) error {
res.Header().Set("Content-Type", "application/json")
res.Header().Set("X-Influxdb-Error", "http: request body too large")
res.WriteHeader(http.StatusRequestEntityTooLarge)
@ -298,10 +308,11 @@ func tooLarge(res http.ResponseWriter, maxLength int64) {
"code": fmt.Sprint(Invalid),
"message": "http: request body too large",
"maxLength": fmt.Sprint(maxLength)})
res.Write(b)
_, err := res.Write(b)
return err
}
func badRequest(res http.ResponseWriter, code BadRequestCode, errString string) {
func badRequest(res http.ResponseWriter, code BadRequestCode, errString string) error {
res.Header().Set("Content-Type", "application/json")
if errString == "" {
errString = "http: bad request"
@ -314,7 +325,8 @@ func badRequest(res http.ResponseWriter, code BadRequestCode, errString string)
"op": "",
"err": errString,
})
res.Write(b)
_, err := res.Write(b)
return err
}
func getPrecisionMultiplier(precision string) time.Duration {

48
plugins/inputs/influxdb_v2_listener/influxdb_v2_listener_test.go
View File

@ -115,7 +115,7 @@ func TestWriteSecureNoClientAuth(t *testing.T) {
// post single message to listener
resp, err := noClientAuthClient.Post(createURL(listener, "https", "/api/v2/write", "bucket=mybucket"), "", bytes.NewBuffer([]byte(testMsg)))
require.NoError(t, err)
resp.Body.Close()
require.NoError(t, resp.Body.Close())
require.EqualValues(t, 204, resp.StatusCode)
}
@ -130,7 +130,7 @@ func TestWriteSecureWithClientAuth(t *testing.T) {
// post single message to listener
resp, err := getSecureClient().Post(createURL(listener, "https", "/api/v2/write", "bucket=mybucket"), "", bytes.NewBuffer([]byte(testMsg)))
require.NoError(t, err)
resp.Body.Close()
require.NoError(t, resp.Body.Close())
require.EqualValues(t, 204, resp.StatusCode)
}
@ -149,7 +149,7 @@ func TestWriteTokenAuth(t *testing.T) {
req.Header.Set("Authorization", fmt.Sprintf("Token %s", token))
resp, err := client.Do(req)
require.NoError(t, err)
resp.Body.Close()
require.NoError(t, resp.Body.Close())
require.EqualValues(t, http.StatusNoContent, resp.StatusCode)
}
@ -167,7 +167,7 @@ func TestWriteKeepBucket(t *testing.T) {
// post single message to listener
resp, err := http.Post(createURL(listener, "http", "/api/v2/write", "bucket=mybucket"), "", bytes.NewBuffer([]byte(testMsg)))
require.NoError(t, err)
resp.Body.Close()
require.NoError(t, resp.Body.Close())
require.EqualValues(t, 204, resp.StatusCode)
acc.Wait(1)
@ -179,7 +179,7 @@ func TestWriteKeepBucket(t *testing.T) {
// post single message to listener with a database tag in it already. It should be clobbered.
resp, err = http.Post(createURL(listener, "http", "/api/v2/write", "bucket=mybucket"), "", bytes.NewBuffer([]byte(testMsgWithDB)))
require.NoError(t, err)
resp.Body.Close()
require.NoError(t, resp.Body.Close())
require.EqualValues(t, 204, resp.StatusCode)
acc.Wait(1)
@ -191,7 +191,7 @@ func TestWriteKeepBucket(t *testing.T) {
// post multiple message to listener
resp, err = http.Post(createURL(listener, "http", "/api/v2/write", "bucket=mybucket"), "", bytes.NewBuffer([]byte(testMsgs)))
require.NoError(t, err)
resp.Body.Close()
require.NoError(t, resp.Body.Close())
require.EqualValues(t, 204, resp.StatusCode)
acc.Wait(2)
@ -217,7 +217,7 @@ func TestWriteNoNewline(t *testing.T) {
// post single message to listener
resp, err := http.Post(createURL(listener, "http", "/api/v2/write", "bucket=mybucket"), "", bytes.NewBuffer([]byte(testMsgNoNewline)))
require.NoError(t, err)
resp.Body.Close()
require.NoError(t, resp.Body.Close())
require.EqualValues(t, 204, resp.StatusCode)
acc.Wait(1)
@ -238,7 +238,7 @@ func TestAllOrNothing(t *testing.T) {
// post single message to listener
resp, err := http.Post(createURL(listener, "http", "/api/v2/write", "bucket=mybucket"), "", bytes.NewBuffer([]byte(testPartial)))
require.NoError(t, err)
resp.Body.Close()
require.NoError(t, resp.Body.Close())
require.EqualValues(t, 400, resp.StatusCode)
}
@ -257,7 +257,7 @@ func TestWriteMaxLineSizeIncrease(t *testing.T) {
// Post a gigantic metric to the listener and verify that it writes OK this time:
resp, err := http.Post(createURL(listener, "http", "/api/v2/write", "bucket=mybucket"), "", bytes.NewBuffer([]byte(hugeMetric)))
require.NoError(t, err)
resp.Body.Close()
require.NoError(t, resp.Body.Close())
require.EqualValues(t, 204, resp.StatusCode)
}
@ -276,7 +276,7 @@ func TestWriteVerySmallMaxBody(t *testing.T) {
resp, err := http.Post(createURL(listener, "http", "/api/v2/write", "bucket=mybucket"), "", bytes.NewBuffer([]byte(hugeMetric)))
require.NoError(t, err)
resp.Body.Close()
require.NoError(t, resp.Body.Close())
require.EqualValues(t, 413, resp.StatusCode)
}
@ -296,7 +296,7 @@ func TestWriteLargeLine(t *testing.T) {
resp, err := http.Post(createURL(listener, "http", "/api/v2/write", "bucket=mybucket"), "", bytes.NewBuffer([]byte(hugeMetric+testMsgs)))
require.NoError(t, err)
resp.Body.Close()
require.NoError(t, resp.Body.Close())
//todo: with the new parser, long lines aren't a problem. Do we need to skip them?
//require.EqualValues(t, 400, resp.StatusCode)
@ -406,15 +406,21 @@ func TestWriteHighTraffic(t *testing.T) {
defer innerwg.Done()
for i := 0; i < 500; i++ {
resp, err := http.Post(createURL(listener, "http", "/api/v2/write", "bucket=mybucket"), "", bytes.NewBuffer([]byte(testMsgs)))
require.NoError(t, err)
resp.Body.Close()
require.EqualValues(t, 204, resp.StatusCode)
if err != nil {
return
}
if err := resp.Body.Close(); err != nil {
return
}
if resp.StatusCode != 204 {
return
}
}
}(&wg)
}
wg.Wait()
listener.Gather(acc)
require.NoError(t, listener.Gather(acc))
acc.Wait(25000)
require.Equal(t, int64(25000), int64(acc.NMetrics()))
@ -431,7 +437,7 @@ func TestReceive404ForInvalidEndpoint(t *testing.T) {
// post single message to listener
resp, err := http.Post(createURL(listener, "http", "/foobar", ""), "", bytes.NewBuffer([]byte(testMsg)))
require.NoError(t, err)
resp.Body.Close()
require.NoError(t, resp.Body.Close())
require.EqualValues(t, 404, resp.StatusCode)
}
@ -446,7 +452,7 @@ func TestWriteInvalid(t *testing.T) {
// post single message to listener
resp, err := http.Post(createURL(listener, "http", "/api/v2/write", "bucket=mybucket"), "", bytes.NewBuffer([]byte(badMsg)))
require.NoError(t, err)
resp.Body.Close()
require.NoError(t, resp.Body.Close())
require.EqualValues(t, 400, resp.StatusCode)
}
@ -461,7 +467,7 @@ func TestWriteEmpty(t *testing.T) {
// post single message to listener
resp, err := http.Post(createURL(listener, "http", "/api/v2/write", "bucket=mybucket"), "", bytes.NewBuffer([]byte(emptyMsg)))
require.NoError(t, err)
resp.Body.Close()
require.NoError(t, resp.Body.Close())
require.EqualValues(t, 204, resp.StatusCode)
}
@ -482,7 +488,7 @@ func TestReady(t *testing.T) {
bodyBytes, err := ioutil.ReadAll(resp.Body)
require.NoError(t, err)
require.Contains(t, string(bodyBytes), "\"status\":\"ready\"")
resp.Body.Close()
require.NoError(t, resp.Body.Close())
require.EqualValues(t, 200, resp.StatusCode)
}
@ -498,7 +504,7 @@ func TestWriteWithPrecision(t *testing.T) {
resp, err := http.Post(
createURL(listener, "http", "/api/v2/write", "bucket=mybucket&precision=s"), "", bytes.NewBuffer([]byte(msg)))
require.NoError(t, err)
resp.Body.Close()
require.NoError(t, resp.Body.Close())
require.EqualValues(t, 204, resp.StatusCode)
acc.Wait(1)
@ -523,7 +529,7 @@ func TestWriteWithPrecisionNoTimestamp(t *testing.T) {
resp, err := http.Post(
createURL(listener, "http", "/api/v2/write", "bucket=mybucket&precision=s"), "", bytes.NewBuffer([]byte(msg)))
require.NoError(t, err)
resp.Body.Close()
require.NoError(t, resp.Body.Close())
require.EqualValues(t, 204, resp.StatusCode)
acc.Wait(1)

6
plugins/inputs/ipmi_sensor/ipmi_test.go
View File

@ -373,9 +373,12 @@ OS RealTime Mod | 0x00 | ok
// /tmp/go-build970079519/…/_test/integration.test -test.run=TestHelperProcess --
cmd, args := args[3], args[4:]
// Ignore the returned errors for the mocked interface as tests will fail anyway
if cmd == "ipmitool" {
//nolint:errcheck,revive
fmt.Fprint(os.Stdout, mockData)
} else {
//nolint:errcheck,revive
fmt.Fprint(os.Stdout, "command not found")
os.Exit(1)
}
@ -567,9 +570,12 @@ Power Supply 1 | 03h | ok | 10.1 | 110 Watts, Presence detected
// /tmp/go-build970079519/…/_test/integration.test -test.run=TestHelperProcess --
cmd, args := args[3], args[4:]
// Ignore the returned errors for the mocked interface as tests will fail anyway
if cmd == "ipmitool" {
//nolint:errcheck,revive
fmt.Fprint(os.Stdout, mockData)
} else {
//nolint:errcheck,revive
fmt.Fprint(os.Stdout, "command not found")
os.Exit(1)
}

2
plugins/inputs/jenkins/client.go
View File

@ -69,6 +69,8 @@ func (c *client) doGet(ctx context.Context, url string, v interface{}) error {
return err
}
defer func() {
// Ignore the returned error as we cannot do anything about it anyway
//nolint:errcheck,revive
resp.Body.Close()
<-c.semaphore
}()

2
plugins/inputs/jenkins/jenkins_test.go
View File

@ -97,6 +97,8 @@ func (h mockHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
w.WriteHeader(http.StatusNoContent)
return
}
// Ignore the returned error as the tests will fail anyway
//nolint:errcheck,revive
w.Write(b)
}

75
plugins/inputs/jolokia2/client_test.go
View File

@ -9,6 +9,7 @@ import (
"testing"
"github.com/influxdata/telegraf/testutil"
"github.com/stretchr/testify/require"
)
func TestJolokia2_ClientAuthRequest(t *testing.T) {
@ -20,10 +21,7 @@ func TestJolokia2_ClientAuthRequest(t *testing.T) {
username, password, _ = r.BasicAuth()
body, _ := ioutil.ReadAll(r.Body)
err := json.Unmarshal(body, &requests)
if err != nil {
t.Error(err)
}
require.NoError(t, json.Unmarshal(body, &requests))
w.WriteHeader(http.StatusOK)
}))
@ -40,22 +38,14 @@ func TestJolokia2_ClientAuthRequest(t *testing.T) {
`, server.URL))
var acc testutil.Accumulator
plugin.Gather(&acc)
require.NoError(t, plugin.Gather(&acc))
if username != "sally" {
t.Errorf("Expected to post with username %s, but was %s", "sally", username)
}
if password != "seashore" {
t.Errorf("Expected to post with password %s, but was %s", "seashore", password)
}
if len(requests) == 0 {
t.Fatal("Expected to post a request body, but was empty.")
}
require.EqualValuesf(t, "sally", username, "Expected to post with username %s, but was %s", "sally", username)
require.EqualValuesf(t, "seashore", password, "Expected to post with password %s, but was %s", "seashore", password)
require.NotZero(t, len(requests), "Expected to post a request body, but was empty.")
request := requests[0]
if expect := "hello:foo=bar"; request["mbean"] != expect {
t.Errorf("Expected to query mbean %s, but was %s", expect, request["mbean"])
}
request := requests[0]["mbean"]
require.EqualValuesf(t, "hello:foo=bar", request, "Expected to query mbean %s, but was %s", "hello:foo=bar", request)
}
func TestJolokia2_ClientProxyAuthRequest(t *testing.T) {
@ -67,12 +57,10 @@ func TestJolokia2_ClientProxyAuthRequest(t *testing.T) {
username, password, _ = r.BasicAuth()
body, _ := ioutil.ReadAll(r.Body)
err := json.Unmarshal(body, &requests)
if err != nil {
t.Error(err)
}
require.NoError(t, json.Unmarshal(body, &requests))
w.WriteHeader(http.StatusOK)
_, err := fmt.Fprintf(w, "[]")
require.NoError(t, err)
}))
defer server.Close()
@ -93,37 +81,22 @@ func TestJolokia2_ClientProxyAuthRequest(t *testing.T) {
`, server.URL))
var acc testutil.Accumulator
plugin.Gather(&acc)
if username != "sally" {
t.Errorf("Expected to post with username %s, but was %s", "sally", username)
}
if password != "seashore" {
t.Errorf("Expected to post with password %s, but was %s", "seashore", password)
}
if len(requests) == 0 {
t.Fatal("Expected to post a request body, but was empty.")
}
require.NoError(t, plugin.Gather(&acc))
require.EqualValuesf(t, "sally", username, "Expected to post with username %s, but was %s", "sally", username)
require.EqualValuesf(t, "seashore", password, "Expected to post with password %s, but was %s", "seashore", password)
require.NotZero(t, len(requests), "Expected to post a request body, but was empty.")
request := requests[0]
if expect := "hello:foo=bar"; request["mbean"] != expect {
t.Errorf("Expected to query mbean %s, but was %s", expect, request["mbean"])
}
expected := "hello:foo=bar"
require.EqualValuesf(t, expected, request["mbean"], "Expected to query mbean %s, but was %s", expected, request["mbean"])
target, ok := request["target"].(map[string]interface{})
if !ok {
t.Fatal("Expected a proxy target, but was empty.")
}
require.True(t, ok, "Expected a proxy target, but was empty.")
if expect := "service:jmx:rmi:///jndi/rmi://target:9010/jmxrmi"; target["url"] != expect {
t.Errorf("Expected proxy target url %s, but was %s", expect, target["url"])
}
if expect := "jack"; target["user"] != expect {
t.Errorf("Expected proxy target username %s, but was %s", expect, target["user"])
}
if expect := "benimble"; target["password"] != expect {
t.Errorf("Expected proxy target password %s, but was %s", expect, target["password"])
}
expected = "service:jmx:rmi:///jndi/rmi://target:9010/jmxrmi"
require.Equalf(t, expected, target["url"], "Expected proxy target url %s, but was %s", expected, target["url"])
expected = "jack"
require.Equalf(t, expected, target["user"], "Expected proxy target username %s, but was %s", expected, target["user"])
expected = "benimble"
require.Equalf(t, expected, target["password"], "Expected proxy target username %s, but was %s", expected, target["password"])
}

7
plugins/inputs/jolokia2/jolokia_test.go
View File

@ -764,11 +764,8 @@ func TestFillFields(t *testing.T) {
func setupServer(resp string) *httptest.Server {
return httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.WriteHeader(http.StatusOK)
//body, err := ioutil.ReadAll(r.Body)
//if err == nil {
// fmt.Println(string(body))
//}
// Ignore the returned error as the tests will fail anyway
//nolint:errcheck,revive
fmt.Fprintln(w, resp)
}))
}

19
plugins/inputs/jti_openconfig_telemetry/openconfig_telemetry_test.go
View File

@ -51,14 +51,15 @@ type openConfigTelemetryServer struct {
func (s *openConfigTelemetryServer) TelemetrySubscribe(req *telemetry.SubscriptionRequest, stream telemetry.OpenConfigTelemetry_TelemetrySubscribeServer) error {
path := req.PathList[0].Path
if path == "/sensor" {
stream.Send(data)
} else if path == "/sensor_with_prefix" {
stream.Send(dataWithPrefix)
} else if path == "/sensor_with_multiple_tags" {
stream.Send(dataWithMultipleTags)
} else if path == "/sensor_with_string_values" {
stream.Send(dataWithStringValues)
switch path {
case "/sensor":
return stream.Send(data)
case "/sensor_with_prefix":
return stream.Send(dataWithPrefix)
case "/sensor_with_multiple_tags":
return stream.Send(dataWithMultipleTags)
case "/sensor_with_string_values":
return stream.Send(dataWithStringValues)
}
return nil
}
@ -219,6 +220,8 @@ func TestMain(m *testing.M) {
grpcServer := grpc.NewServer(opts...)
telemetry.RegisterOpenConfigTelemetryServer(grpcServer, newServer())
go func() {
// Ignore the returned error as the tests will fail anyway
//nolint:errcheck,revive
grpcServer.Serve(lis)
}()
defer grpcServer.Stop()

6
plugins/inputs/kafka_consumer/kafka_consumer.go
View File

@ -77,7 +77,7 @@ const sampleConfig = `
## 3 : LZ4
## 4 : ZSTD
# compression_codec = 0
## Initial offset position; one of "oldest" or "newest".
# offset = "oldest"
@ -235,6 +235,8 @@ func (k *KafkaConsumer) Start(acc telegraf.Accumulator) error {
err := k.consumer.Consume(ctx, k.Topics, handler)
if err != nil {
acc.AddError(err)
// Ignore returned error as we cannot do anything about it anyway
//nolint:errcheck,revive
internal.SleepContext(ctx, reconnectDelay)
}
}
@ -393,7 +395,7 @@ func (h *ConsumerGroupHandler) ConsumeClaim(session sarama.ConsumerGroupSession,
for {
err := h.Reserve(ctx)
if err != nil {
return nil
return err
}
select {

43
plugins/inputs/kafka_consumer/kafka_consumer_test.go
View File

@ -25,8 +25,7 @@ type FakeConsumerGroup struct {
func (g *FakeConsumerGroup) Consume(_ context.Context, _ []string, handler sarama.ConsumerGroupHandler) error {
g.handler = handler
g.handler.Setup(nil)
return nil
return g.handler.Setup(nil)
}
func (g *FakeConsumerGroup) Errors() <-chan error {
@ -175,6 +174,8 @@ func TestInit(t *testing.T) {
require.Error(t, err)
return
}
// No error path
require.NoError(t, err)
tt.check(t, tt.plugin)
})
@ -273,8 +274,12 @@ func TestConsumerGroupHandler_Lifecycle(t *testing.T) {
require.NoError(t, err)
cancel()
err = cg.ConsumeClaim(session, &claim)
require.NoError(t, err)
// This produces a flappy testcase probably due to a race between context cancelation and consumption.
// Furthermore, it is not clear what the outcome of this test should be...
// err = cg.ConsumeClaim(session, &claim)
//require.NoError(t, err)
// So stick with the line below for now.
cg.ConsumeClaim(session, &claim)
err = cg.Cleanup(session)
require.NoError(t, err)
@ -303,7 +308,8 @@ func TestConsumerGroupHandler_ConsumeClaim(t *testing.T) {
go func() {
err := cg.ConsumeClaim(session, claim)
require.NoError(t, err)
require.Error(t, err)
require.EqualValues(t, "context canceled", err.Error())
}()
acc.Wait(1)
@ -328,11 +334,12 @@ func TestConsumerGroupHandler_ConsumeClaim(t *testing.T) {
func TestConsumerGroupHandler_Handle(t *testing.T) {
tests := []struct {
name string
maxMessageLen int
topicTag string
msg *sarama.ConsumerMessage
expected []telegraf.Metric
name string
maxMessageLen int
topicTag string
msg *sarama.ConsumerMessage
expected []telegraf.Metric
expectedHandleError string
}{
{
name: "happy path",
@ -358,7 +365,8 @@ func TestConsumerGroupHandler_Handle(t *testing.T) {
Topic: "telegraf",
Value: []byte("12345"),
},
expected: []telegraf.Metric{},
expected: []telegraf.Metric{},
expectedHandleError: "message exceeds max_message_len (actual 5, max 4)",
},
{
name: "parse error",
@ -366,7 +374,8 @@ func TestConsumerGroupHandler_Handle(t *testing.T) {
Topic: "telegraf",
Value: []byte("not an integer"),
},
expected: []telegraf.Metric{},
expected: []telegraf.Metric{},
expectedHandleError: "strconv.Atoi: parsing \"integer\": invalid syntax",
},
{
name: "add topic tag",
@ -400,8 +409,14 @@ func TestConsumerGroupHandler_Handle(t *testing.T) {
ctx := context.Background()
session := &FakeConsumerGroupSession{ctx: ctx}
cg.Reserve(ctx)
cg.Handle(session, tt.msg)
require.NoError(t, cg.Reserve(ctx))
err := cg.Handle(session, tt.msg)
if tt.expectedHandleError != "" {
require.Error(t, err)
require.EqualValues(t, tt.expectedHandleError, err.Error())
} else {
require.NoError(t, err)
}
testutil.RequireMetricsEqual(t, tt.expected, acc.GetTelegrafMetrics(), testutil.IgnoreTime())
})

5
plugins/inputs/kafka_consumer_legacy/kafka_consumer_legacy.go
View File

@ -161,8 +161,11 @@ func (k *Kafka) receiver() {
// TODO(cam) this locking can be removed if this PR gets merged:
// https://github.com/wvanbergen/kafka/pull/84
k.Lock()
k.Consumer.CommitUpto(msg)
err := k.Consumer.CommitUpto(msg)
k.Unlock()
if err != nil {
k.acc.AddError(fmt.Errorf("committing to consumer failed: %v", err))
}
}
}
}

23
plugins/inputs/kafka_consumer_legacy/kafka_consumer_legacy_test.go
View File

@ -4,11 +4,12 @@ import (
"strings"
"testing"
"github.com/Shopify/sarama"
"github.com/influxdata/telegraf/plugins/parsers"
"github.com/influxdata/telegraf/testutil"
"github.com/Shopify/sarama"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
const (
@ -46,7 +47,7 @@ func TestRunParser(t *testing.T) {
in <- saramaMsg(testMsg)
acc.Wait(1)
assert.Equal(t, acc.NFields(), 1)
require.Equal(t, acc.NFields(), 1)
}
// Test that the parser ignores invalid messages
@ -61,7 +62,7 @@ func TestRunParserInvalidMsg(t *testing.T) {
in <- saramaMsg(invalidMsg)
acc.WaitError(1)
assert.Equal(t, acc.NFields(), 0)
require.Equal(t, acc.NFields(), 0)
}
// Test that overlong messages are dropped
@ -78,7 +79,7 @@ func TestDropOverlongMsg(t *testing.T) {
in <- saramaMsg(overlongMsg)
acc.WaitError(1)
assert.Equal(t, acc.NFields(), 0)
require.Equal(t, acc.NFields(), 0)
}
// Test that the parser parses kafka messages into points
@ -93,9 +94,9 @@ func TestRunParserAndGather(t *testing.T) {
in <- saramaMsg(testMsg)
acc.Wait(1)
acc.GatherError(k.Gather)
require.NoError(t, acc.GatherError(k.Gather))
assert.Equal(t, acc.NFields(), 1)
require.Equal(t, acc.NFields(), 1)
acc.AssertContainsFields(t, "cpu_load_short",
map[string]interface{}{"value": float64(23422)})
}
@ -112,9 +113,9 @@ func TestRunParserAndGatherGraphite(t *testing.T) {
in <- saramaMsg(testMsgGraphite)
acc.Wait(1)
acc.GatherError(k.Gather)
require.NoError(t, acc.GatherError(k.Gather))
assert.Equal(t, acc.NFields(), 1)
require.Equal(t, acc.NFields(), 1)
acc.AssertContainsFields(t, "cpu_load_short_graphite",
map[string]interface{}{"value": float64(23422)})
}
@ -134,9 +135,9 @@ func TestRunParserAndGatherJSON(t *testing.T) {
in <- saramaMsg(testMsgJSON)
acc.Wait(1)
acc.GatherError(k.Gather)
require.NoError(t, acc.GatherError(k.Gather))
assert.Equal(t, acc.NFields(), 2)
require.Equal(t, acc.NFields(), 2)
acc.AssertContainsFields(t, "kafka_json_test",
map[string]interface{}{
"a": float64(5),

12
plugins/inputs/kapacitor/kapacitor_test.go
View File

@ -74,7 +74,8 @@ func TestKapacitor(t *testing.T) {
func TestMissingStats(t *testing.T) {
server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.Write([]byte(`{}`))
_, err := w.Write([]byte(`{}`))
require.NoError(t, err)
}))
defer server.Close()
@ -83,7 +84,7 @@ func TestMissingStats(t *testing.T) {
}
var acc testutil.Accumulator
plugin.Gather(&acc)
require.NoError(t, plugin.Gather(&acc))
require.False(t, acc.HasField("kapacitor_memstats", "alloc_bytes"))
require.True(t, acc.HasField("kapacitor", "num_tasks"))
@ -92,7 +93,8 @@ func TestMissingStats(t *testing.T) {
func TestErrorHandling(t *testing.T) {
badServer := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
if r.URL.Path == "/endpoint" {
_, _ = w.Write([]byte("not json"))
_, err := w.Write([]byte("not json"))
require.NoError(t, err)
} else {
w.WriteHeader(http.StatusNotFound)
}
@ -104,7 +106,7 @@ func TestErrorHandling(t *testing.T) {
}
var acc testutil.Accumulator
plugin.Gather(&acc)
require.NoError(t, plugin.Gather(&acc))
acc.WaitError(1)
require.Equal(t, uint64(0), acc.NMetrics())
}
@ -120,7 +122,7 @@ func TestErrorHandling404(t *testing.T) {
}
var acc testutil.Accumulator
plugin.Gather(&acc)
require.NoError(t, plugin.Gather(&acc))
acc.WaitError(1)
require.Equal(t, uint64(0), acc.NMetrics())
}

52
plugins/inputs/kernel/kernel_test.go
View File

@ -9,12 +9,12 @@ import (
"github.com/influxdata/telegraf/testutil"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestFullProcFile(t *testing.T) {
tmpfile := makeFakeStatFile([]byte(statFileFull))
tmpfile2 := makeFakeStatFile([]byte(entropyStatFileFull))
tmpfile := makeFakeStatFile(t, []byte(statFileFull))
tmpfile2 := makeFakeStatFile(t, []byte(entropyStatFileFull))
defer os.Remove(tmpfile)
defer os.Remove(tmpfile2)
@ -24,8 +24,7 @@ func TestFullProcFile(t *testing.T) {
}
acc := testutil.Accumulator{}
err := k.Gather(&acc)
assert.NoError(t, err)
require.NoError(t, k.Gather(&acc))
fields := map[string]interface{}{
"boot_time": int64(1457505775),
@ -40,8 +39,8 @@ func TestFullProcFile(t *testing.T) {
}
func TestPartialProcFile(t *testing.T) {
tmpfile := makeFakeStatFile([]byte(statFilePartial))
tmpfile2 := makeFakeStatFile([]byte(entropyStatFilePartial))
tmpfile := makeFakeStatFile(t, []byte(statFilePartial))
tmpfile2 := makeFakeStatFile(t, []byte(entropyStatFilePartial))
defer os.Remove(tmpfile)
defer os.Remove(tmpfile2)
@ -51,8 +50,7 @@ func TestPartialProcFile(t *testing.T) {
}
acc := testutil.Accumulator{}
err := k.Gather(&acc)
assert.NoError(t, err)
require.NoError(t, k.Gather(&acc))
fields := map[string]interface{}{
"boot_time": int64(1457505775),
@ -66,8 +64,8 @@ func TestPartialProcFile(t *testing.T) {
}
func TestInvalidProcFile1(t *testing.T) {
tmpfile := makeFakeStatFile([]byte(statFileInvalid))
tmpfile2 := makeFakeStatFile([]byte(entropyStatFileInvalid))
tmpfile := makeFakeStatFile(t, []byte(statFileInvalid))
tmpfile2 := makeFakeStatFile(t, []byte(entropyStatFileInvalid))
defer os.Remove(tmpfile)
defer os.Remove(tmpfile2)
@ -78,11 +76,12 @@ func TestInvalidProcFile1(t *testing.T) {
acc := testutil.Accumulator{}
err := k.Gather(&acc)
assert.Error(t, err)
require.Error(t, err)
require.Contains(t, err.Error(), "invalid syntax")
}
func TestInvalidProcFile2(t *testing.T) {
tmpfile := makeFakeStatFile([]byte(statFileInvalid2))
tmpfile := makeFakeStatFile(t, []byte(statFileInvalid2))
defer os.Remove(tmpfile)
k := Kernel{
@ -91,12 +90,13 @@ func TestInvalidProcFile2(t *testing.T) {
acc := testutil.Accumulator{}
err := k.Gather(&acc)
assert.Error(t, err)
require.Error(t, err)
require.Contains(t, err.Error(), "no such file")
}
func TestNoProcFile(t *testing.T) {
tmpfile := makeFakeStatFile([]byte(statFileInvalid2))
os.Remove(tmpfile)
tmpfile := makeFakeStatFile(t, []byte(statFileInvalid2))
require.NoError(t, os.Remove(tmpfile))
k := Kernel{
statFile: tmpfile,
@ -104,8 +104,8 @@ func TestNoProcFile(t *testing.T) {
acc := testutil.Accumulator{}
err := k.Gather(&acc)
assert.Error(t, err)
assert.Contains(t, err.Error(), "does not exist")
require.Error(t, err)
require.Contains(t, err.Error(), "does not exist")
}
const statFileFull = `cpu 6796 252 5655 10444977 175 0 101 0 0 0
@ -167,18 +167,14 @@ const entropyStatFilePartial = `1024`
const entropyStatFileInvalid = ``
func makeFakeStatFile(content []byte) string {
func makeFakeStatFile(t *testing.T, content []byte) string {
tmpfile, err := ioutil.TempFile("", "kernel_test")
if err != nil {
panic(err)
}
require.NoError(t, err)
if _, err := tmpfile.Write(content); err != nil {
panic(err)
}
if err := tmpfile.Close(); err != nil {
panic(err)
}
_, err = tmpfile.Write(content)
require.NoError(t, err)
require.NoError(t, tmpfile.Close())
return tmpfile.Name()
}

40
plugins/inputs/kernel_vmstat/kernel_vmstat_test.go
View File

@ -9,11 +9,11 @@ import (
"github.com/influxdata/telegraf/testutil"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestFullVmStatProcFile(t *testing.T) {
tmpfile := makeFakeVMStatFile([]byte(vmStatFileFull))
tmpfile := makeFakeVMStatFile(t, []byte(vmStatFileFull))
defer os.Remove(tmpfile)
k := KernelVmstat{
@ -21,8 +21,7 @@ func TestFullVmStatProcFile(t *testing.T) {
}
acc := testutil.Accumulator{}
err := k.Gather(&acc)
assert.NoError(t, err)
require.NoError(t, k.Gather(&acc))
fields := map[string]interface{}{
"nr_free_pages": int64(78730),
@ -121,7 +120,7 @@ func TestFullVmStatProcFile(t *testing.T) {
}
func TestPartialVmStatProcFile(t *testing.T) {
tmpfile := makeFakeVMStatFile([]byte(vmStatFilePartial))
tmpfile := makeFakeVMStatFile(t, []byte(vmStatFilePartial))
defer os.Remove(tmpfile)
k := KernelVmstat{
@ -130,7 +129,7 @@ func TestPartialVmStatProcFile(t *testing.T) {
acc := testutil.Accumulator{}
err := k.Gather(&acc)
assert.NoError(t, err)
require.NoError(t, err)
fields := map[string]interface{}{
"unevictable_pgs_culled": int64(1531),
@ -151,7 +150,7 @@ func TestPartialVmStatProcFile(t *testing.T) {
}
func TestInvalidVmStatProcFile1(t *testing.T) {
tmpfile := makeFakeVMStatFile([]byte(vmStatFileInvalid))
tmpfile := makeFakeVMStatFile(t, []byte(vmStatFileInvalid))
defer os.Remove(tmpfile)
k := KernelVmstat{
@ -160,12 +159,13 @@ func TestInvalidVmStatProcFile1(t *testing.T) {
acc := testutil.Accumulator{}
err := k.Gather(&acc)
assert.Error(t, err)
require.Error(t, err)
require.Contains(t, err.Error(), "invalid syntax")
}
func TestNoVmStatProcFile(t *testing.T) {
tmpfile := makeFakeVMStatFile([]byte(vmStatFileInvalid))
os.Remove(tmpfile)
tmpfile := makeFakeVMStatFile(t, []byte(vmStatFileInvalid))
require.NoError(t, os.Remove(tmpfile))
k := KernelVmstat{
statFile: tmpfile,
@ -173,8 +173,8 @@ func TestNoVmStatProcFile(t *testing.T) {
acc := testutil.Accumulator{}
err := k.Gather(&acc)
assert.Error(t, err)
assert.Contains(t, err.Error(), "does not exist")
require.Error(t, err)
require.Contains(t, err.Error(), "does not exist")
}
const vmStatFileFull = `nr_free_pages 78730
@ -298,18 +298,14 @@ thp_collapse_alloc 24857
thp_collapse_alloc_failed 102214
thp_split abcd`
func makeFakeVMStatFile(content []byte) string {
func makeFakeVMStatFile(t *testing.T, content []byte) string {
tmpfile, err := ioutil.TempFile("", "kernel_vmstat_test")
if err != nil {
panic(err)
}
require.NoError(t, err)
if _, err := tmpfile.Write(content); err != nil {
panic(err)
}
if err := tmpfile.Close(); err != nil {
panic(err)
}
_, err = tmpfile.Write(content)
require.NoError(t, err)
require.NoError(t, tmpfile.Close())
return tmpfile.Name()
}

4
plugins/inputs/kinesis_consumer/kinesis_consumer.go
View File

@ -305,7 +305,9 @@ func (k *KinesisConsumer) onDelivery(ctx context.Context) {
}
k.lastSeqNum = strToBint(sequenceNum)
k.checkpoint.Set(chk.streamName, chk.shardID, sequenceNum)
if err := k.checkpoint.Set(chk.streamName, chk.shardID, sequenceNum); err != nil {
k.Log.Debug("Setting checkpoint failed: %v", err)
}
} else {
k.Log.Debug("Metric group failed to process")
}

5
plugins/inputs/kube_inventory/client_test.go
View File

@ -5,6 +5,7 @@ import (
"time"
"github.com/influxdata/telegraf/plugins/common/tls"
"github.com/stretchr/testify/require"
)
type mockHandler struct {
@ -25,7 +26,5 @@ func toBoolPtr(b bool) *bool {
func TestNewClient(t *testing.T) {
_, err := newClient("https://127.0.0.1:443/", "default", "abc123", time.Second, tls.ClientConfig{})
if err != nil {
t.Errorf("Failed to create new client - %s", err.Error())
}
require.NoErrorf(t, err, "Failed to create new client - %v", err)
}

85
plugins/inputs/kube_inventory/daemonset_test.go
View File

@ -1,7 +1,6 @@
package kube_inventory
import (
"reflect"
"strings"
"testing"
"time"
@ -9,7 +8,9 @@ import (
v1 "k8s.io/api/apps/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"github.com/influxdata/telegraf"
"github.com/influxdata/telegraf/testutil"
"github.com/stretchr/testify/require"
)
func TestDaemonSet(t *testing.T) {
@ -21,7 +22,7 @@ func TestDaemonSet(t *testing.T) {
tests := []struct {
name string
handler *mockHandler
output *testutil.Accumulator
output []telegraf.Metric
hasError bool
}{
{
@ -72,28 +73,28 @@ func TestDaemonSet(t *testing.T) {
},
},
},
output: &testutil.Accumulator{
Metrics: []*testutil.Metric{
{
Fields: map[string]interface{}{
"generation": int64(11221),
"current_number_scheduled": int32(3),
"desired_number_scheduled": int32(5),
"number_available": int32(2),
"number_misscheduled": int32(2),
"number_ready": int32(1),
"number_unavailable": int32(1),
"updated_number_scheduled": int32(2),
"created": now.UnixNano(),
},
Tags: map[string]string{
"daemonset_name": "daemon1",
"namespace": "ns1",
"selector_select1": "s1",
"selector_select2": "s2",
},
output: []telegraf.Metric{
testutil.MustMetric(
"kubernetes_daemonset",
map[string]string{
"daemonset_name": "daemon1",
"namespace": "ns1",
"selector_select1": "s1",
"selector_select2": "s2",
},
},
map[string]interface{}{
"generation": int64(11221),
"current_number_scheduled": int32(3),
"desired_number_scheduled": int32(5),
"number_available": int32(2),
"number_misscheduled": int32(2),
"number_ready": int32(1),
"number_unavailable": int32(1),
"updated_number_scheduled": int32(2),
"created": now.UnixNano(),
},
time.Unix(0, 0),
),
},
hasError: false,
},
@ -105,34 +106,23 @@ func TestDaemonSet(t *testing.T) {
SelectorInclude: selectInclude,
SelectorExclude: selectExclude,
}
ks.createSelectorFilters()
require.NoError(t, ks.createSelectorFilters())
acc := new(testutil.Accumulator)
for _, dset := range ((v.handler.responseMap["/daemonsets/"]).(*v1.DaemonSetList)).Items {
ks.gatherDaemonSet(dset, acc)
}
err := acc.FirstError()
if err == nil && v.hasError {
t.Fatalf("%s failed, should have error", v.name)
} else if err != nil && !v.hasError {
t.Fatalf("%s failed, err: %v", v.name, err)
}
if v.output == nil && len(acc.Metrics) > 0 {
t.Fatalf("%s: collected extra data", v.name)
} else if v.output != nil && len(v.output.Metrics) > 0 {
for i := range v.output.Metrics {
for k, m := range v.output.Metrics[i].Tags {
if acc.Metrics[i].Tags[k] != m {
t.Fatalf("%s: tag %s metrics unmatch Expected %s, got %s\n", v.name, k, m, acc.Metrics[i].Tags[k])
}
}
for k, m := range v.output.Metrics[i].Fields {
if acc.Metrics[i].Fields[k] != m {
t.Fatalf("%s: field %s metrics unmatch Expected %v(%T), got %v(%T)\n", v.name, k, m, m, acc.Metrics[i].Fields[k], acc.Metrics[i].Fields[k])
}
}
}
if v.hasError {
require.Errorf(t, err, "%s failed, should have error", v.name)
continue
}
// No error case
require.NoErrorf(t, err, "%s failed, err: %v", v.name, err)
require.Len(t, acc.Metrics, len(v.output))
testutil.RequireMetricsEqual(t, acc.GetTelegrafMetrics(), v.output, testutil.IgnoreTime())
}
}
@ -278,7 +268,7 @@ func TestDaemonSetSelectorFilter(t *testing.T) {
}
ks.SelectorInclude = v.include
ks.SelectorExclude = v.exclude
ks.createSelectorFilters()
require.NoError(t, ks.createSelectorFilters())
acc := new(testutil.Accumulator)
for _, dset := range ((v.handler.responseMap["/daemonsets/"]).(*v1.DaemonSetList)).Items {
ks.gatherDaemonSet(dset, acc)
@ -294,8 +284,7 @@ func TestDaemonSetSelectorFilter(t *testing.T) {
}
}
if !reflect.DeepEqual(v.expected, actual) {
t.Fatalf("actual selector tags (%v) do not match expected selector tags (%v)", actual, v.expected)
}
require.Equalf(t, v.expected, actual,
"actual selector tags (%v) do not match expected selector tags (%v)", actual, v.expected)
}
}

76
plugins/inputs/kube_inventory/deployment_test.go
View File

@ -1,7 +1,6 @@
package kube_inventory
import (
"reflect"
"strings"
"testing"
"time"
@ -10,7 +9,9 @@ import (
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/util/intstr"
"github.com/influxdata/telegraf"
"github.com/influxdata/telegraf/testutil"
"github.com/stretchr/testify/require"
)
func TestDeployment(t *testing.T) {
@ -19,24 +20,11 @@ func TestDeployment(t *testing.T) {
selectExclude := []string{}
now := time.Now()
now = time.Date(now.Year(), now.Month(), now.Day(), now.Hour(), 1, 36, 0, now.Location())
outputMetric := &testutil.Metric{
Fields: map[string]interface{}{
"replicas_available": int32(1),
"replicas_unavailable": int32(4),
"created": now.UnixNano(),
},
Tags: map[string]string{
"namespace": "ns1",
"deployment_name": "deploy1",
"selector_select1": "s1",
"selector_select2": "s2",
},
}
tests := []struct {
name string
handler *mockHandler
output *testutil.Accumulator
output []telegraf.Metric
hasError bool
}{
{
@ -96,10 +84,22 @@ func TestDeployment(t *testing.T) {
},
},
},
output: &testutil.Accumulator{
Metrics: []*testutil.Metric{
outputMetric,
},
output: []telegraf.Metric{
testutil.MustMetric(
"kubernetes_deployment",
map[string]string{
"namespace": "ns1",
"deployment_name": "deploy1",
"selector_select1": "s1",
"selector_select2": "s2",
},
map[string]interface{}{
"replicas_available": int32(1),
"replicas_unavailable": int32(4),
"created": now.UnixNano(),
},
time.Unix(0, 0),
),
},
hasError: false,
},
@ -111,34 +111,23 @@ func TestDeployment(t *testing.T) {
SelectorInclude: selectInclude,
SelectorExclude: selectExclude,
}
ks.createSelectorFilters()
require.NoError(t, ks.createSelectorFilters())
acc := new(testutil.Accumulator)
for _, deployment := range ((v.handler.responseMap["/deployments/"]).(*v1.DeploymentList)).Items {
ks.gatherDeployment(deployment, acc)
}
err := acc.FirstError()
if err == nil && v.hasError {
t.Fatalf("%s failed, should have error", v.name)
} else if err != nil && !v.hasError {
t.Fatalf("%s failed, err: %v", v.name, err)
}
if v.output == nil && len(acc.Metrics) > 0 {
t.Fatalf("%s: collected extra data", v.name)
} else if v.output != nil && len(v.output.Metrics) > 0 {
for i := range v.output.Metrics {
for k, m := range v.output.Metrics[i].Tags {
if acc.Metrics[i].Tags[k] != m {
t.Fatalf("%s: tag %s metrics unmatch Expected %s, got '%v'\n", v.name, k, m, acc.Metrics[i].Tags[k])
}
}
for k, m := range v.output.Metrics[i].Fields {
if acc.Metrics[i].Fields[k] != m {
t.Fatalf("%s: field %s metrics unmatch Expected %v(%T), got %v(%T)\n", v.name, k, m, m, acc.Metrics[i].Fields[k], acc.Metrics[i].Fields[k])
}
}
}
if v.hasError {
require.Errorf(t, err, "%s failed, should have error", v.name)
continue
}
// No error case
require.NoErrorf(t, err, "%s failed, err: %v", v.name, err)
require.Len(t, acc.Metrics, len(v.output))
testutil.RequireMetricsEqual(t, acc.GetTelegrafMetrics(), v.output, testutil.IgnoreTime())
}
}
@ -293,7 +282,7 @@ func TestDeploymentSelectorFilter(t *testing.T) {
}
ks.SelectorInclude = v.include
ks.SelectorExclude = v.exclude
ks.createSelectorFilters()
require.NoError(t, ks.createSelectorFilters())
acc := new(testutil.Accumulator)
for _, deployment := range ((v.handler.responseMap["/deployments/"]).(*v1.DeploymentList)).Items {
ks.gatherDeployment(deployment, acc)
@ -309,8 +298,7 @@ func TestDeploymentSelectorFilter(t *testing.T) {
}
}
if !reflect.DeepEqual(v.expected, actual) {
t.Fatalf("actual selector tags (%v) do not match expected selector tags (%v)", actual, v.expected)
}
require.Equalf(t, v.expected, actual,
"actual selector tags (%v) do not match expected selector tags (%v)", actual, v.expected)
}
}

112
plugins/inputs/kube_inventory/endpoint_test.go
View File

@ -4,9 +4,12 @@ import (
"testing"
"time"
"github.com/influxdata/telegraf/testutil"
v1 "k8s.io/api/core/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"github.com/influxdata/telegraf"
"github.com/influxdata/telegraf/testutil"
"github.com/stretchr/testify/require"
)
func TestEndpoint(t *testing.T) {
@ -18,7 +21,7 @@ func TestEndpoint(t *testing.T) {
tests := []struct {
name string
handler *mockHandler
output *testutil.Accumulator
output []telegraf.Metric
hasError bool
}{
{
@ -69,26 +72,26 @@ func TestEndpoint(t *testing.T) {
},
},
},
output: &testutil.Accumulator{
Metrics: []*testutil.Metric{
{
Fields: map[string]interface{}{
"ready": true,
"port": int32(8080),
"generation": int64(12),
"created": now.UnixNano(),
},
Tags: map[string]string{
"endpoint_name": "storage",
"namespace": "ns1",
"hostname": "storage-6",
"node_name": "b.storage.internal",
"port_name": "server",
"port_protocol": "TCP",
"pod": "storage-6",
},
output: []telegraf.Metric{
testutil.MustMetric(
"kubernetes_endpoint",
map[string]string{
"endpoint_name": "storage",
"namespace": "ns1",
"hostname": "storage-6",
"node_name": "b.storage.internal",
"port_name": "server",
"port_protocol": "TCP",
"pod": "storage-6",
},
},
map[string]interface{}{
"ready": true,
"port": int32(8080),
"generation": int64(12),
"created": now.UnixNano(),
},
time.Unix(0, 0),
),
},
hasError: false,
},
@ -131,26 +134,26 @@ func TestEndpoint(t *testing.T) {
},
},
},
output: &testutil.Accumulator{
Metrics: []*testutil.Metric{
{
Fields: map[string]interface{}{
"ready": false,
"port": int32(8080),
"generation": int64(12),
"created": now.UnixNano(),
},
Tags: map[string]string{
"endpoint_name": "storage",
"namespace": "ns1",
"hostname": "storage-6",
"node_name": "b.storage.internal",
"port_name": "server",
"port_protocol": "TCP",
"pod": "storage-6",
},
output: []telegraf.Metric{
testutil.MustMetric(
"kubernetes_endpoint",
map[string]string{
"endpoint_name": "storage",
"namespace": "ns1",
"hostname": "storage-6",
"node_name": "b.storage.internal",
"port_name": "server",
"port_protocol": "TCP",
"pod": "storage-6",
},
},
map[string]interface{}{
"ready": false,
"port": int32(8080),
"generation": int64(12),
"created": now.UnixNano(),
},
time.Unix(0, 0),
),
},
hasError: false,
},
@ -166,26 +169,15 @@ func TestEndpoint(t *testing.T) {
}
err := acc.FirstError()
if err == nil && v.hasError {
t.Fatalf("%s failed, should have error", v.name)
} else if err != nil && !v.hasError {
t.Fatalf("%s failed, err: %v", v.name, err)
}
if v.output == nil && len(acc.Metrics) > 0 {
t.Fatalf("%s: collected extra data", v.name)
} else if v.output != nil && len(v.output.Metrics) > 0 {
for i := range v.output.Metrics {
for k, m := range v.output.Metrics[i].Tags {
if acc.Metrics[i].Tags[k] != m {
t.Fatalf("%s: tag %s metrics unmatch Expected %s, got '%v'\n", v.name, k, m, acc.Metrics[i].Tags[k])
}
}
for k, m := range v.output.Metrics[i].Fields {
if acc.Metrics[i].Fields[k] != m {
t.Fatalf("%s: field %s metrics unmatch Expected %v(%T), got %v(%T)\n", v.name, k, m, m, acc.Metrics[i].Fields[k], acc.Metrics[i].Fields[k])
}
}
}
if v.hasError {
require.Errorf(t, err, "%s failed, should have error", v.name)
continue
}
// No error case
require.NoErrorf(t, err, "%s failed, err: %v", v.name, err)
require.Len(t, acc.Metrics, len(v.output))
testutil.RequireMetricsEqual(t, acc.GetTelegrafMetrics(), v.output, testutil.IgnoreTime())
}
}

74
plugins/inputs/kube_inventory/ingress_test.go
View File

@ -4,10 +4,13 @@ import (
"testing"
"time"
"github.com/influxdata/telegraf/testutil"
v1 "k8s.io/api/core/v1"
netv1 "k8s.io/api/networking/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"github.com/influxdata/telegraf"
"github.com/influxdata/telegraf/testutil"
"github.com/stretchr/testify/require"
)
func TestIngress(t *testing.T) {
@ -19,7 +22,7 @@ func TestIngress(t *testing.T) {
tests := []struct {
name string
handler *mockHandler
output *testutil.Accumulator
output []telegraf.Metric
hasError bool
}{
{
@ -83,26 +86,26 @@ func TestIngress(t *testing.T) {
},
},
},
output: &testutil.Accumulator{
Metrics: []*testutil.Metric{
{
Fields: map[string]interface{}{
"tls": false,
"backend_service_port": int32(8080),
"generation": int64(12),
"created": now.UnixNano(),
},
Tags: map[string]string{
"ingress_name": "ui-lb",
"namespace": "ns1",
"ip": "1.0.0.127",
"hostname": "chron-1",
"backend_service_name": "chronografd",
"host": "ui.internal",
"path": "/",
},
output: []telegraf.Metric{
testutil.MustMetric(
"kubernetes_ingress",
map[string]string{
"ingress_name": "ui-lb",
"namespace": "ns1",
"ip": "1.0.0.127",
"hostname": "chron-1",
"backend_service_name": "chronografd",
"host": "ui.internal",
"path": "/",
},
},
map[string]interface{}{
"tls": false,
"backend_service_port": int32(8080),
"generation": int64(12),
"created": now.UnixNano(),
},
time.Unix(0, 0),
),
},
hasError: false,
},
@ -118,26 +121,15 @@ func TestIngress(t *testing.T) {
}
err := acc.FirstError()
if err == nil && v.hasError {
t.Fatalf("%s failed, should have error", v.name)
} else if err != nil && !v.hasError {
t.Fatalf("%s failed, err: %v", v.name, err)
}
if v.output == nil && len(acc.Metrics) > 0 {
t.Fatalf("%s: collected extra data", v.name)
} else if v.output != nil && len(v.output.Metrics) > 0 {
for i := range v.output.Metrics {
for k, m := range v.output.Metrics[i].Tags {
if acc.Metrics[i].Tags[k] != m {
t.Fatalf("%s: tag %s metrics unmatch Expected %s, got '%v'\n", v.name, k, m, acc.Metrics[i].Tags[k])
}
}
for k, m := range v.output.Metrics[i].Fields {
if acc.Metrics[i].Fields[k] != m {
t.Fatalf("%s: field %s metrics unmatch Expected %v(%T), got %v(%T)\n", v.name, k, m, m, acc.Metrics[i].Fields[k], acc.Metrics[i].Fields[k])
}
}
}
if v.hasError {
require.Errorf(t, err, "%s failed, should have error", v.name)
continue
}
// No error case
require.NoErrorf(t, err, "%s failed, err: %v", v.name, err)
require.Len(t, acc.Metrics, len(v.output))
testutil.RequireMetricsEqual(t, acc.GetTelegrafMetrics(), v.output, testutil.IgnoreTime())
}
}

80
plugins/inputs/kube_inventory/node_test.go
View File

@ -8,7 +8,9 @@ import (
"k8s.io/apimachinery/pkg/api/resource"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"github.com/influxdata/telegraf"
"github.com/influxdata/telegraf/testutil"
"github.com/stretchr/testify/require"
)
func TestNode(t *testing.T) {
@ -19,7 +21,7 @@ func TestNode(t *testing.T) {
tests := []struct {
name string
handler *mockHandler
output *testutil.Accumulator
output []telegraf.Metric
hasError bool
}{
{
@ -98,25 +100,24 @@ func TestNode(t *testing.T) {
},
},
},
output: &testutil.Accumulator{
Metrics: []*testutil.Metric{
{
Measurement: nodeMeasurement,
Fields: map[string]interface{}{
"capacity_cpu_cores": int64(16),
"capacity_millicpu_cores": int64(16000),
"capacity_memory_bytes": int64(1.28837533696e+11),
"capacity_pods": int64(110),
"allocatable_cpu_cores": int64(1),
"allocatable_millicpu_cores": int64(1000),
"allocatable_memory_bytes": int64(1.28732676096e+11),
"allocatable_pods": int64(110),
},
Tags: map[string]string{
"node_name": "node1",
},
output: []telegraf.Metric{
testutil.MustMetric(
nodeMeasurement,
map[string]string{
"node_name": "node1",
},
},
map[string]interface{}{
"capacity_cpu_cores": int64(16),
"capacity_millicpu_cores": int64(16000),
"capacity_memory_bytes": int64(1.28837533696e+11),
"capacity_pods": int64(110),
"allocatable_cpu_cores": int64(1),
"allocatable_millicpu_cores": int64(1000),
"allocatable_memory_bytes": int64(1.28732676096e+11),
"allocatable_pods": int64(110),
},
time.Unix(0, 0),
),
},
hasError: false,
},
@ -132,40 +133,15 @@ func TestNode(t *testing.T) {
}
err := acc.FirstError()
if err == nil && v.hasError {
t.Fatalf("%s failed, should have error", v.name)
} else if err != nil && !v.hasError {
t.Fatalf("%s failed, err: %v", v.name, err)
if v.hasError {
require.Errorf(t, err, "%s failed, should have error", v.name)
continue
}
if v.output == nil && len(acc.Metrics) > 0 {
t.Fatalf("%s: collected extra data", v.name)
} else if v.output != nil && len(v.output.Metrics) > 0 {
for i := range v.output.Metrics {
measurement := v.output.Metrics[i].Measurement
var keyTag string
switch measurement {
case nodeMeasurement:
keyTag = "node"
}
var j int
for j = range acc.Metrics {
if acc.Metrics[j].Measurement == measurement &&
acc.Metrics[j].Tags[keyTag] == v.output.Metrics[i].Tags[keyTag] {
break
}
}
for k, m := range v.output.Metrics[i].Tags {
if acc.Metrics[j].Tags[k] != m {
t.Fatalf("%s: tag %s metrics unmatch Expected %s, got %s, measurement %s, j %d\n", v.name, k, m, acc.Metrics[j].Tags[k], measurement, j)
}
}
for k, m := range v.output.Metrics[i].Fields {
if acc.Metrics[j].Fields[k] != m {
t.Fatalf("%s: field %s metrics unmatch Expected %v(%T), got %v(%T), measurement %s, j %d\n", v.name, k, m, m, acc.Metrics[j].Fields[k], acc.Metrics[i].Fields[k], measurement, j)
}
}
}
}
// No error case
require.NoErrorf(t, err, "%s failed, err: %v", v.name, err)
require.Len(t, acc.Metrics, len(v.output))
testutil.RequireMetricsEqual(t, acc.GetTelegrafMetrics(), v.output, testutil.IgnoreTime())
}
}

57
plugins/inputs/kube_inventory/persistentvolume_test.go
View File

@ -7,7 +7,9 @@ import (
corev1 "k8s.io/api/core/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"github.com/influxdata/telegraf"
"github.com/influxdata/telegraf/testutil"
"github.com/stretchr/testify/require"
)
func TestPersistentVolume(t *testing.T) {
@ -18,7 +20,7 @@ func TestPersistentVolume(t *testing.T) {
tests := []struct {
name string
handler *mockHandler
output *testutil.Accumulator
output []telegraf.Metric
hasError bool
}{
{
@ -56,19 +58,19 @@ func TestPersistentVolume(t *testing.T) {
},
},
},
output: &testutil.Accumulator{
Metrics: []*testutil.Metric{
{
Fields: map[string]interface{}{
"phase_type": 2,
},
Tags: map[string]string{
"pv_name": "pv1",
"storageclass": "ebs-1",
"phase": "pending",
},
output: []telegraf.Metric{
testutil.MustMetric(
"kubernetes_persistentvolume",
map[string]string{
"pv_name": "pv1",
"storageclass": "ebs-1",
"phase": "pending",
},
},
map[string]interface{}{
"phase_type": 2,
},
time.Unix(0, 0),
),
},
hasError: false,
},
@ -84,26 +86,15 @@ func TestPersistentVolume(t *testing.T) {
}
err := acc.FirstError()
if err == nil && v.hasError {
t.Fatalf("%s failed, should have error", v.name)
} else if err != nil && !v.hasError {
t.Fatalf("%s failed, err: %v", v.name, err)
}
if v.output == nil && len(acc.Metrics) > 0 {
t.Fatalf("%s: collected extra data", v.name)
} else if v.output != nil && len(v.output.Metrics) > 0 {
for i := range v.output.Metrics {
for k, m := range v.output.Metrics[i].Tags {
if acc.Metrics[i].Tags[k] != m {
t.Fatalf("%s: tag %s metrics unmatch Expected %s, got %s\n", v.name, k, m, acc.Metrics[i].Tags[k])
}
}
for k, m := range v.output.Metrics[i].Fields {
if acc.Metrics[i].Fields[k] != m {
t.Fatalf("%s: field %s metrics unmatch Expected %v(%T), got %v(%T)\n", v.name, k, m, m, acc.Metrics[i].Fields[k], acc.Metrics[i].Fields[k])
}
}
}
if v.hasError {
require.Errorf(t, err, "%s failed, should have error", v.name)
continue
}
// No error case
require.NoErrorf(t, err, "%s failed, err: %v", v.name, err)
require.Len(t, acc.Metrics, len(v.output))
testutil.RequireMetricsEqual(t, acc.GetTelegrafMetrics(), v.output, testutil.IgnoreTime())
}
}

73
plugins/inputs/kube_inventory/persistentvolumeclaim_test.go
View File

@ -1,7 +1,6 @@
package kube_inventory
import (
"reflect"
"strings"
"testing"
"time"
@ -9,7 +8,9 @@ import (
corev1 "k8s.io/api/core/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"github.com/influxdata/telegraf"
"github.com/influxdata/telegraf/testutil"
"github.com/stretchr/testify/require"
)
func TestPersistentVolumeClaim(t *testing.T) {
@ -22,7 +23,7 @@ func TestPersistentVolumeClaim(t *testing.T) {
tests := []struct {
name string
handler *mockHandler
output *testutil.Accumulator
output []telegraf.Metric
hasError bool
}{
{
@ -68,22 +69,22 @@ func TestPersistentVolumeClaim(t *testing.T) {
},
},
},
output: &testutil.Accumulator{
Metrics: []*testutil.Metric{
{
Fields: map[string]interface{}{
"phase_type": 0,
},
Tags: map[string]string{
"pvc_name": "pc1",
"namespace": "ns1",
"storageclass": "ebs-1",
"phase": "bound",
"selector_select1": "s1",
"selector_select2": "s2",
},
output: []telegraf.Metric{
testutil.MustMetric(
"kubernetes_persistentvolumeclaim",
map[string]string{
"pvc_name": "pc1",
"namespace": "ns1",
"storageclass": "ebs-1",
"phase": "bound",
"selector_select1": "s1",
"selector_select2": "s2",
},
},
map[string]interface{}{
"phase_type": 0,
},
time.Unix(0, 0),
),
},
hasError: false,
},
@ -95,34 +96,23 @@ func TestPersistentVolumeClaim(t *testing.T) {
SelectorInclude: selectInclude,
SelectorExclude: selectExclude,
}
ks.createSelectorFilters()
require.NoError(t, ks.createSelectorFilters())
acc := new(testutil.Accumulator)
for _, pvc := range ((v.handler.responseMap["/persistentvolumeclaims/"]).(*corev1.PersistentVolumeClaimList)).Items {
ks.gatherPersistentVolumeClaim(pvc, acc)
}
err := acc.FirstError()
if err == nil && v.hasError {
t.Fatalf("%s failed, should have error", v.name)
} else if err != nil && !v.hasError {
t.Fatalf("%s failed, err: %v", v.name, err)
}
if v.output == nil && len(acc.Metrics) > 0 {
t.Fatalf("%s: collected extra data", v.name)
} else if v.output != nil && len(v.output.Metrics) > 0 {
for i := range v.output.Metrics {
for k, m := range v.output.Metrics[i].Tags {
if acc.Metrics[i].Tags[k] != m {
t.Fatalf("%s: tag %s metrics unmatch Expected %s, got %s\n", v.name, k, m, acc.Metrics[i].Tags[k])
}
}
for k, m := range v.output.Metrics[i].Fields {
if acc.Metrics[i].Fields[k] != m {
t.Fatalf("%s: field %s metrics unmatch Expected %v(%T), got %v(%T)\n", v.name, k, m, m, acc.Metrics[i].Fields[k], acc.Metrics[i].Fields[k])
}
}
}
if v.hasError {
require.Errorf(t, err, "%s failed, should have error", v.name)
continue
}
// No error case
require.NoErrorf(t, err, "%s failed, err: %v", v.name, err)
require.Len(t, acc.Metrics, len(v.output))
testutil.RequireMetricsEqual(t, acc.GetTelegrafMetrics(), v.output, testutil.IgnoreTime())
}
}
@ -263,7 +253,7 @@ func TestPersistentVolumeClaimSelectorFilter(t *testing.T) {
}
ks.SelectorInclude = v.include
ks.SelectorExclude = v.exclude
ks.createSelectorFilters()
require.NoError(t, ks.createSelectorFilters())
acc := new(testutil.Accumulator)
for _, pvc := range ((v.handler.responseMap["/persistentvolumeclaims/"]).(*corev1.PersistentVolumeClaimList)).Items {
ks.gatherPersistentVolumeClaim(pvc, acc)
@ -279,8 +269,7 @@ func TestPersistentVolumeClaimSelectorFilter(t *testing.T) {
}
}
if !reflect.DeepEqual(v.expected, actual) {
t.Fatalf("actual selector tags (%v) do not match expected selector tags (%v)", actual, v.expected)
}
require.Equalf(t, v.expected, actual,
"actual selector tags (%v) do not match expected selector tags (%v)", actual, v.expected)
}
}

285
plugins/inputs/kube_inventory/pod_test.go
View File

@ -1,15 +1,17 @@
package kube_inventory
import (
"reflect"
"strings"
"testing"
"time"
"github.com/influxdata/telegraf/testutil"
corev1 "k8s.io/api/core/v1"
"k8s.io/apimachinery/pkg/api/resource"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"github.com/influxdata/telegraf"
"github.com/influxdata/telegraf/testutil"
"github.com/stretchr/testify/require"
)
func TestPod(t *testing.T) {
@ -25,7 +27,7 @@ func TestPod(t *testing.T) {
tests := []struct {
name string
handler *mockHandler
output *testutil.Accumulator
output []telegraf.Metric
hasError bool
}{
{
@ -210,67 +212,73 @@ func TestPod(t *testing.T) {
},
},
},
output: &testutil.Accumulator{
Metrics: []*testutil.Metric{
{
Measurement: podContainerMeasurement,
Fields: map[string]interface{}{
"restarts_total": int32(3),
"state_code": 0,
"resource_requests_millicpu_units": int64(100),
"resource_limits_millicpu_units": int64(100),
},
Tags: map[string]string{
"namespace": "ns1",
"container_name": "running",
"node_name": "node1",
"pod_name": "pod1",
"phase": "Running",
"state": "running",
"readiness": "ready",
"node_selector_select1": "s1",
"node_selector_select2": "s2",
},
output: []telegraf.Metric{
testutil.MustMetric(
podContainerMeasurement,
map[string]string{
"namespace": "ns1",
"container_name": "running",
"node_name": "node1",
"pod_name": "pod1",
"phase": "Running",
"state": "running",
"readiness": "ready",
"node_selector_select1": "s1",
"node_selector_select2": "s2",
},
{
Measurement: podContainerMeasurement,
Fields: map[string]interface{}{
"restarts_total": int32(3),
"state_code": 1,
"state_reason": "Completed",
"resource_requests_millicpu_units": int64(100),
"resource_limits_millicpu_units": int64(100),
},
Tags: map[string]string{
"namespace": "ns1",
"container_name": "completed",
"node_name": "node1",
"pod_name": "pod1",
"phase": "Running",
"state": "terminated",
"readiness": "unready",
},
map[string]interface{}{
"restarts_total": int32(3),
"state_code": 0,
"resource_requests_millicpu_units": int64(100),
"resource_limits_millicpu_units": int64(100),
},
{
Measurement: podContainerMeasurement,
Fields: map[string]interface{}{
"restarts_total": int32(3),
"state_code": 2,
"state_reason": "PodUninitialized",
"resource_requests_millicpu_units": int64(100),
"resource_limits_millicpu_units": int64(100),
},
Tags: map[string]string{
"namespace": "ns1",
"container_name": "waiting",
"node_name": "node1",
"pod_name": "pod1",
"phase": "Running",
"state": "waiting",
"readiness": "unready",
},
time.Unix(0, 0),
),
testutil.MustMetric(
podContainerMeasurement,
map[string]string{
"namespace": "ns1",
"container_name": "completed",
"node_name": "node1",
"pod_name": "pod1",
"phase": "Running",
"state": "terminated",
"readiness": "unready",
"node_selector_select1": "s1",
"node_selector_select2": "s2",
},
},
map[string]interface{}{
"restarts_total": int32(3),
"state_code": 1,
"state_reason": "Completed",
"resource_requests_millicpu_units": int64(100),
"resource_limits_millicpu_units": int64(100),
"terminated_reason": "Completed",
},
time.Unix(0, 0),
),
testutil.MustMetric(
podContainerMeasurement,
map[string]string{
"namespace": "ns1",
"container_name": "waiting",
"node_name": "node1",
"pod_name": "pod1",
"phase": "Running",
"state": "waiting",
"readiness": "unready",
"node_selector_select1": "s1",
"node_selector_select2": "s2",
},
map[string]interface{}{
"restarts_total": int32(3),
"state_code": 2,
"state_reason": "PodUninitialized",
"resource_requests_millicpu_units": int64(100),
"resource_limits_millicpu_units": int64(100),
},
time.Unix(0, 0),
),
},
hasError: false,
},
@ -281,34 +289,23 @@ func TestPod(t *testing.T) {
SelectorInclude: selectInclude,
SelectorExclude: selectExclude,
}
ks.createSelectorFilters()
require.NoError(t, ks.createSelectorFilters())
acc := new(testutil.Accumulator)
for _, pod := range ((v.handler.responseMap["/pods/"]).(*corev1.PodList)).Items {
ks.gatherPod(pod, acc)
}
err := acc.FirstError()
if err == nil && v.hasError {
t.Fatalf("%s failed, should have error", v.name)
} else if err != nil && !v.hasError {
t.Fatalf("%s failed, err: %v", v.name, err)
}
if v.output == nil && len(acc.Metrics) > 0 {
t.Fatalf("%s: collected extra data", v.name)
} else if v.output != nil && len(v.output.Metrics) > 0 {
for i := range v.output.Metrics {
for k, m := range v.output.Metrics[i].Tags {
if acc.Metrics[i].Tags[k] != m {
t.Fatalf("%s: tag %s metrics unmatch Expected %s, got %s, i %d\n", v.name, k, m, acc.Metrics[i].Tags[k], i)
}
}
for k, m := range v.output.Metrics[i].Fields {
if acc.Metrics[i].Fields[k] != m {
t.Fatalf("%s: field %s metrics unmatch Expected %v(%T), got %v(%T), i %d\n", v.name, k, m, m, acc.Metrics[i].Fields[k], acc.Metrics[i].Fields[k], i)
}
}
}
if v.hasError {
require.Errorf(t, err, "%s failed, should have error", v.name)
continue
}
// No error case
require.NoErrorf(t, err, "%s failed, err: %v", v.name, err)
require.Len(t, acc.Metrics, len(v.output))
testutil.RequireMetricsEqual(t, acc.GetTelegrafMetrics(), v.output, testutil.IgnoreTime())
}
}
@ -527,7 +524,7 @@ func TestPodSelectorFilter(t *testing.T) {
}
ks.SelectorInclude = v.include
ks.SelectorExclude = v.exclude
ks.createSelectorFilters()
require.NoError(t, ks.createSelectorFilters())
acc := new(testutil.Accumulator)
for _, pod := range ((v.handler.responseMap["/pods/"]).(*corev1.PodList)).Items {
ks.gatherPod(pod, acc)
@ -543,9 +540,8 @@ func TestPodSelectorFilter(t *testing.T) {
}
}
if !reflect.DeepEqual(v.expected, actual) {
t.Fatalf("actual selector tags (%v) do not match expected selector tags (%v)", actual, v.expected)
}
require.Equalf(t, v.expected, actual,
"actual selector tags (%v) do not match expected selector tags (%v)", actual, v.expected)
}
}
@ -562,7 +558,7 @@ func TestPodPendingContainers(t *testing.T) {
tests := []struct {
name string
handler *mockHandler
output *testutil.Accumulator
output []telegraf.Metric
hasError bool
}{
{
@ -679,49 +675,51 @@ func TestPodPendingContainers(t *testing.T) {
},
},
},
output: &testutil.Accumulator{
Metrics: []*testutil.Metric{
{
Measurement: podContainerMeasurement,
Fields: map[string]interface{}{
"phase_reason": "NetworkNotReady",
"restarts_total": int32(0),
"state_code": 3,
"resource_requests_millicpu_units": int64(100),
"resource_limits_millicpu_units": int64(100),
},
Tags: map[string]string{
"namespace": "ns1",
"container_name": "waiting",
"node_name": "node1",
"pod_name": "pod1",
"phase": "Pending",
"state": "unknown",
"readiness": "unready",
"node_selector_select1": "s1",
"node_selector_select2": "s2",
},
output: []telegraf.Metric{
testutil.MustMetric(
podContainerMeasurement,
map[string]string{
"namespace": "ns1",
"container_name": "waiting",
"node_name": "node1",
"pod_name": "pod1",
"phase": "Pending",
"state": "unknown",
"readiness": "unready",
"node_selector_select1": "s1",
"node_selector_select2": "s2",
},
{
Measurement: podContainerMeasurement,
Fields: map[string]interface{}{
"phase_reason": "NetworkNotReady",
"restarts_total": int32(0),
"state_code": 3,
"resource_requests_millicpu_units": int64(100),
"resource_limits_millicpu_units": int64(100),
},
Tags: map[string]string{
"namespace": "ns1",
"container_name": "terminated",
"node_name": "node1",
"pod_name": "pod1",
"phase": "Pending",
"state": "unknown",
"readiness": "unready",
},
map[string]interface{}{
"phase_reason": "NetworkNotReady",
"restarts_total": int32(0),
"state_code": 3,
"resource_requests_millicpu_units": int64(100),
"resource_limits_millicpu_units": int64(100),
},
},
time.Unix(0, 0),
),
testutil.MustMetric(
podContainerMeasurement,
map[string]string{
"namespace": "ns1",
"container_name": "terminated",
"node_name": "node1",
"pod_name": "pod1",
"phase": "Pending",
"state": "unknown",
"readiness": "unready",
"node_selector_select1": "s1",
"node_selector_select2": "s2",
},
map[string]interface{}{
"phase_reason": "NetworkNotReady",
"restarts_total": int32(0),
"state_code": 3,
"resource_requests_millicpu_units": int64(100),
"resource_limits_millicpu_units": int64(100),
},
time.Unix(0, 0),
),
},
hasError: false,
},
@ -732,33 +730,22 @@ func TestPodPendingContainers(t *testing.T) {
SelectorInclude: selectInclude,
SelectorExclude: selectExclude,
}
ks.createSelectorFilters()
require.NoError(t, ks.createSelectorFilters())
acc := new(testutil.Accumulator)
for _, pod := range ((v.handler.responseMap["/pods/"]).(*corev1.PodList)).Items {
ks.gatherPod(pod, acc)
}
err := acc.FirstError()
if err == nil && v.hasError {
t.Fatalf("%s failed, should have error", v.name)
} else if err != nil && !v.hasError {
t.Fatalf("%s failed, err: %v", v.name, err)
}
if v.output == nil && len(acc.Metrics) > 0 {
t.Fatalf("%s: collected extra data", v.name)
} else if v.output != nil && len(v.output.Metrics) > 0 {
for i := range v.output.Metrics {
for k, m := range v.output.Metrics[i].Tags {
if acc.Metrics[i].Tags[k] != m {
t.Fatalf("%s: tag %s metrics unmatch Expected %s, got %s, i %d\n", v.name, k, m, acc.Metrics[i].Tags[k], i)
}
}
for k, m := range v.output.Metrics[i].Fields {
if acc.Metrics[i].Fields[k] != m {
t.Fatalf("%s: field %s metrics unmatch Expected %v(%T), got %v(%T), i %d\n", v.name, k, m, m, acc.Metrics[i].Fields[k], acc.Metrics[i].Fields[k], i)
}
}
}
if v.hasError {
require.Errorf(t, err, "%s failed, should have error", v.name)
continue
}
// No error case
require.NoErrorf(t, err, "%s failed, err: %v", v.name, err)
require.Len(t, acc.Metrics, len(v.output))
testutil.RequireMetricsEqual(t, acc.GetTelegrafMetrics(), v.output, testutil.IgnoreTime())
}
}

88
plugins/inputs/kube_inventory/service_test.go
View File

@ -1,17 +1,17 @@
package kube_inventory
import (
"reflect"
"strings"
"testing"
"time"
"github.com/influxdata/telegraf/testutil"
corev1 "k8s.io/api/core/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/util/intstr"
"strings"
"github.com/influxdata/telegraf"
"github.com/influxdata/telegraf/testutil"
"github.com/stretchr/testify/require"
)
func TestService(t *testing.T) {
@ -22,7 +22,7 @@ func TestService(t *testing.T) {
tests := []struct {
name string
handler *mockHandler
output *testutil.Accumulator
output []telegraf.Metric
hasError bool
include []string
exclude []string
@ -73,27 +73,27 @@ func TestService(t *testing.T) {
},
},
output: &testutil.Accumulator{
Metrics: []*testutil.Metric{
{
Fields: map[string]interface{}{
"port": int32(8080),
"target_port": int32(1234),
"generation": int64(12),
"created": now.UnixNano(),
},
Tags: map[string]string{
"service_name": "checker",
"namespace": "ns1",
"port_name": "diagnostic",
"port_protocol": "TCP",
"cluster_ip": "127.0.0.1",
"ip": "1.0.0.127",
"selector_select1": "s1",
"selector_select2": "s2",
},
output: []telegraf.Metric{
testutil.MustMetric(
"kubernetes_service",
map[string]string{
"service_name": "checker",
"namespace": "ns1",
"port_name": "diagnostic",
"port_protocol": "TCP",
"cluster_ip": "127.0.0.1",
"ip": "1.0.0.127",
"selector_select1": "s1",
"selector_select2": "s2",
},
},
map[string]interface{}{
"port": int32(8080),
"target_port": int32(1234),
"generation": int64(12),
"created": now.UnixNano(),
},
time.Unix(0, 0),
),
},
hasError: false,
},
@ -105,34 +105,23 @@ func TestService(t *testing.T) {
}
ks.SelectorInclude = v.include
ks.SelectorExclude = v.exclude
ks.createSelectorFilters()
require.NoError(t, ks.createSelectorFilters())
acc := new(testutil.Accumulator)
for _, service := range ((v.handler.responseMap["/service/"]).(*corev1.ServiceList)).Items {
ks.gatherService(service, acc)
}
err := acc.FirstError()
if err == nil && v.hasError {
t.Fatalf("%s failed, should have error", v.name)
} else if err != nil && !v.hasError {
t.Fatalf("%s failed, err: %v", v.name, err)
}
if v.output == nil && len(acc.Metrics) > 0 {
t.Fatalf("%s: collected extra data", v.name)
} else if v.output != nil && len(v.output.Metrics) > 0 {
for i := range v.output.Metrics {
for k, m := range v.output.Metrics[i].Tags {
if acc.Metrics[i].Tags[k] != m {
t.Fatalf("%s: tag %s metrics unmatch Expected %s, got '%v'\n", v.name, k, m, acc.Metrics[i].Tags[k])
}
}
for k, m := range v.output.Metrics[i].Fields {
if acc.Metrics[i].Fields[k] != m {
t.Fatalf("%s: field %s metrics unmatch Expected %v(%T), got %v(%T)\n", v.name, k, m, m, acc.Metrics[i].Fields[k], acc.Metrics[i].Fields[k])
}
}
}
if v.hasError {
require.Errorf(t, err, "%s failed, should have error", v.name)
continue
}
// No error case
require.NoErrorf(t, err, "%s failed, err: %v", v.name, err)
require.Len(t, acc.Metrics, len(v.output))
testutil.RequireMetricsEqual(t, acc.GetTelegrafMetrics(), v.output, testutil.IgnoreTime())
}
}
@ -275,7 +264,7 @@ func TestServiceSelectorFilter(t *testing.T) {
}
ks.SelectorInclude = v.include
ks.SelectorExclude = v.exclude
ks.createSelectorFilters()
require.NoError(t, ks.createSelectorFilters())
acc := new(testutil.Accumulator)
for _, service := range ((v.handler.responseMap["/service/"]).(*corev1.ServiceList)).Items {
ks.gatherService(service, acc)
@ -291,8 +280,7 @@ func TestServiceSelectorFilter(t *testing.T) {
}
}
if !reflect.DeepEqual(v.expected, actual) {
t.Fatalf("actual selector tags (%v) do not match expected selector tags (%v)", actual, v.expected)
}
require.Equalf(t, v.expected, actual,
"actual selector tags (%v) do not match expected selector tags (%v)", actual, v.expected)
}
}

85
plugins/inputs/kube_inventory/statefulset_test.go
View File

@ -1,7 +1,6 @@
package kube_inventory
import (
"reflect"
"strings"
"testing"
"time"
@ -9,7 +8,9 @@ import (
v1 "k8s.io/api/apps/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"github.com/influxdata/telegraf"
"github.com/influxdata/telegraf/testutil"
"github.com/stretchr/testify/require"
)
func TestStatefulSet(t *testing.T) {
@ -21,7 +22,7 @@ func TestStatefulSet(t *testing.T) {
tests := []struct {
name string
handler *mockHandler
output *testutil.Accumulator
output []telegraf.Metric
hasError bool
}{
{
@ -67,27 +68,27 @@ func TestStatefulSet(t *testing.T) {
},
},
},
output: &testutil.Accumulator{
Metrics: []*testutil.Metric{
{
Fields: map[string]interface{}{
"generation": int64(332),
"observed_generation": int64(119),
"created": now.UnixNano(),
"spec_replicas": int32(3),
"replicas": int32(2),
"replicas_current": int32(4),
"replicas_ready": int32(1),
"replicas_updated": int32(3),
},
Tags: map[string]string{
"namespace": "ns1",
"statefulset_name": "sts1",
"selector_select1": "s1",
"selector_select2": "s2",
},
output: []telegraf.Metric{
testutil.MustMetric(
"kubernetes_statefulset",
map[string]string{
"namespace": "ns1",
"statefulset_name": "sts1",
"selector_select1": "s1",
"selector_select2": "s2",
},
},
map[string]interface{}{
"generation": int64(332),
"observed_generation": int64(119),
"created": now.UnixNano(),
"spec_replicas": int32(3),
"replicas": int32(2),
"replicas_current": int32(4),
"replicas_ready": int32(1),
"replicas_updated": int32(3),
},
time.Unix(0, 0),
),
},
hasError: false,
},
@ -99,34 +100,23 @@ func TestStatefulSet(t *testing.T) {
SelectorInclude: selectInclude,
SelectorExclude: selectExclude,
}
ks.createSelectorFilters()
acc := new(testutil.Accumulator)
require.NoError(t, ks.createSelectorFilters())
acc := &testutil.Accumulator{}
for _, ss := range ((v.handler.responseMap["/statefulsets/"]).(*v1.StatefulSetList)).Items {
ks.gatherStatefulSet(ss, acc)
}
err := acc.FirstError()
if err == nil && v.hasError {
t.Fatalf("%s failed, should have error", v.name)
} else if err != nil && !v.hasError {
t.Fatalf("%s failed, err: %v", v.name, err)
}
if v.output == nil && len(acc.Metrics) > 0 {
t.Fatalf("%s: collected extra data", v.name)
} else if v.output != nil && len(v.output.Metrics) > 0 {
for i := range v.output.Metrics {
for k, m := range v.output.Metrics[i].Tags {
if acc.Metrics[i].Tags[k] != m {
t.Fatalf("%s: tag %s metrics unmatch Expected %s, got %s\n", v.name, k, m, acc.Metrics[i].Tags[k])
}
}
for k, m := range v.output.Metrics[i].Fields {
if acc.Metrics[i].Fields[k] != m {
t.Fatalf("%s: field %s metrics unmatch Expected %v(%T), got %v(%T)\n", v.name, k, m, m, acc.Metrics[i].Fields[k], acc.Metrics[i].Fields[k])
}
}
}
if v.hasError {
require.Errorf(t, err, "%s failed, should have error", v.name)
continue
}
// No error case
require.NoErrorf(t, err, "%s failed, err: %v", v.name, err)
require.Len(t, acc.Metrics, len(v.output))
testutil.RequireMetricsEqual(t, acc.GetTelegrafMetrics(), v.output, testutil.IgnoreTime())
}
}
@ -267,7 +257,7 @@ func TestStatefulSetSelectorFilter(t *testing.T) {
}
ks.SelectorInclude = v.include
ks.SelectorExclude = v.exclude
ks.createSelectorFilters()
require.NoError(t, ks.createSelectorFilters())
acc := new(testutil.Accumulator)
for _, ss := range ((v.handler.responseMap["/statefulsets/"]).(*v1.StatefulSetList)).Items {
ks.gatherStatefulSet(ss, acc)
@ -283,8 +273,7 @@ func TestStatefulSetSelectorFilter(t *testing.T) {
}
}
if !reflect.DeepEqual(v.expected, actual) {
t.Fatalf("actual selector tags (%v) do not match expected selector tags (%v)", actual, v.expected)
}
require.Equalf(t, v.expected, actual,
"actual selector tags (%v) do not match expected selector tags (%v)", actual, v.expected)
}
}

6
plugins/inputs/kubernetes/kubernetes_test.go
View File

@ -15,11 +15,13 @@ func TestKubernetesStats(t *testing.T) {
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
if r.RequestURI == "/stats/summary" {
w.WriteHeader(http.StatusOK)
fmt.Fprintln(w, responseStatsSummery)
_, err := fmt.Fprintln(w, responseStatsSummery)
require.NoError(t, err)
}
if r.RequestURI == "/pods" {
w.WriteHeader(http.StatusOK)
fmt.Fprintln(w, responsePods)
_, err := fmt.Fprintln(w, responsePods)
require.NoError(t, err)
}
}))
defer ts.Close()

9
plugins/inputs/leofs/leofs.go
View File

@ -162,8 +162,7 @@ func (l *LeoFS) Description() string {
func (l *LeoFS) Gather(acc telegraf.Accumulator) error {
if len(l.Servers) == 0 {
l.gatherServer(defaultEndpoint, ServerTypeManagerMaster, acc)
return nil
return l.gatherServer(defaultEndpoint, ServerTypeManagerMaster, acc)
}
var wg sync.WaitGroup
for _, endpoint := range l.Servers {
@ -206,7 +205,11 @@ func (l *LeoFS) gatherServer(
if err != nil {
return err
}
cmd.Start()
if err := cmd.Start(); err != nil {
return err
}
// Ignore the returned error as we cannot do anything about it anyway
//nolint:errcheck,revive
defer internal.WaitTimeout(cmd, time.Second*5)
scanner := bufio.NewScanner(stdout)
if !scanner.Scan() {

33
plugins/inputs/leofs/leofs_test.go
View File

@ -1,15 +1,14 @@
package leofs
import (
"github.com/influxdata/telegraf/testutil"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"io/ioutil"
"log"
"os"
"os/exec"
"runtime"
"testing"
"github.com/influxdata/telegraf/testutil"
"github.com/stretchr/testify/require"
)
var fakeSNMP4Manager = `
@ -125,22 +124,6 @@ func main() {
}
`
func makeFakeSNMPSrc(code string) string {
path := os.TempDir() + "/test.go"
err := ioutil.WriteFile(path, []byte(code), 0600)
if err != nil {
log.Fatalln(err)
}
return path
}
func buildFakeSNMPCmd(src string, executable string) {
err := exec.Command("go", "build", "-o", executable, src).Run()
if err != nil {
log.Fatalln(err)
}
}
func testMain(t *testing.T, code string, endpoint string, serverType ServerType) {
executable := "snmpwalk"
if runtime.GOOS == "windows" {
@ -148,14 +131,16 @@ func testMain(t *testing.T, code string, endpoint string, serverType ServerType)
}
// Build the fake snmpwalk for test
src := makeFakeSNMPSrc(code)
src := os.TempDir() + "/test.go"
require.NoError(t, ioutil.WriteFile(src, []byte(code), 0600))
defer os.Remove(src)
buildFakeSNMPCmd(src, executable)
require.NoError(t, exec.Command("go", "build", "-o", executable, src).Run())
defer os.Remove("./" + executable)
envPathOrigin := os.Getenv("PATH")
// Refer to the fake snmpwalk
os.Setenv("PATH", ".")
require.NoError(t, os.Setenv("PATH", "."))
defer os.Setenv("PATH", envPathOrigin)
l := &LeoFS{
@ -171,7 +156,7 @@ func testMain(t *testing.T, code string, endpoint string, serverType ServerType)
floatMetrics := KeyMapping[serverType]
for _, metric := range floatMetrics {
assert.True(t, acc.HasFloatField("leofs", metric), metric)
require.True(t, acc.HasFloatField("leofs", metric), metric)
}
}

28
plugins/inputs/linux_sysctl_fs/linux_sysctl_fs.go
View File

@ -2,6 +2,7 @@ package linux_sysctl_fs
import (
"bytes"
"errors"
"io/ioutil"
"os"
"strconv"
@ -30,6 +31,10 @@ func (sfs SysctlFS) SampleConfig() string {
func (sfs *SysctlFS) gatherList(file string, fields map[string]interface{}, fieldNames ...string) error {
bs, err := ioutil.ReadFile(sfs.path + "/" + file)
if err != nil {
// Ignore non-existing entries
if errors.Is(err, os.ErrNotExist) {
return nil
}
return err
}
@ -55,6 +60,10 @@ func (sfs *SysctlFS) gatherList(file string, fields map[string]interface{}, fiel
func (sfs *SysctlFS) gatherOne(name string, fields map[string]interface{}) error {
bs, err := ioutil.ReadFile(sfs.path + "/" + name)
if err != nil {
// Ignore non-existing entries
if errors.Is(err, os.ErrNotExist) {
return nil
}
return err
}
@ -71,12 +80,23 @@ func (sfs *SysctlFS) Gather(acc telegraf.Accumulator) error {
fields := map[string]interface{}{}
for _, n := range []string{"aio-nr", "aio-max-nr", "dquot-nr", "dquot-max", "super-nr", "super-max"} {
sfs.gatherOne(n, fields)
if err := sfs.gatherOne(n, fields); err != nil {
return err
}
}
sfs.gatherList("inode-state", fields, "inode-nr", "inode-free-nr", "inode-preshrink-nr")
sfs.gatherList("dentry-state", fields, "dentry-nr", "dentry-unused-nr", "dentry-age-limit", "dentry-want-pages")
sfs.gatherList("file-nr", fields, "file-nr", "", "file-max")
err := sfs.gatherList("inode-state", fields, "inode-nr", "inode-free-nr", "inode-preshrink-nr")
if err != nil {
return err
}
err = sfs.gatherList("dentry-state", fields, "dentry-nr", "dentry-unused-nr", "dentry-age-limit", "dentry-want-pages")
if err != nil {
return err
}
err = sfs.gatherList("file-nr", fields, "file-nr", "", "file-max")
if err != nil {
return err
}
acc.AddFields("linux_sysctl_fs", fields, nil)
return nil

103
plugins/inputs/logstash/logstash_test.go
View File

@ -9,6 +9,7 @@ import (
"testing"
"github.com/influxdata/telegraf/testutil"
"github.com/stretchr/testify/require"
)
var logstashTest = NewLogstash()
@ -26,28 +27,23 @@ var (
func Test_Logstash5GatherProcessStats(test *testing.T) {
fakeServer := httptest.NewUnstartedServer(http.HandlerFunc(func(writer http.ResponseWriter, request *http.Request) {
writer.Header().Set("Content-Type", "application/json")
fmt.Fprintf(writer, "%s", string(logstash5ProcessJSON))
_, err := fmt.Fprintf(writer, "%s", string(logstash5ProcessJSON))
require.NoError(test, err)
}))
requestURL, err := url.Parse(logstashTest.URL)
if err != nil {
test.Logf("Can't connect to: %s", logstashTest.URL)
}
require.NoErrorf(test, err, "Can't connect to: %s", logstashTest.URL)
fakeServer.Listener, _ = net.Listen("tcp", fmt.Sprintf("%s:%s", requestURL.Hostname(), requestURL.Port()))
fakeServer.Start()
defer fakeServer.Close()
if logstashTest.client == nil {
client, err := logstashTest.createHTTPClient()
if err != nil {
test.Logf("Can't createHTTPClient")
}
require.NoError(test, err, "Can't createHTTPClient")
logstashTest.client = client
}
if err := logstashTest.gatherProcessStats(logstashTest.URL+processStats, &logstash5accProcessStats); err != nil {
test.Logf("Can't gather Process stats")
}
err = logstashTest.gatherProcessStats(logstashTest.URL+processStats, &logstash5accProcessStats)
require.NoError(test, err, "Can't gather Process stats")
logstash5accProcessStats.AssertContainsTaggedFields(
test,
@ -75,28 +71,23 @@ func Test_Logstash5GatherProcessStats(test *testing.T) {
func Test_Logstash6GatherProcessStats(test *testing.T) {
fakeServer := httptest.NewUnstartedServer(http.HandlerFunc(func(writer http.ResponseWriter, request *http.Request) {
writer.Header().Set("Content-Type", "application/json")
fmt.Fprintf(writer, "%s", string(logstash6ProcessJSON))
_, err := fmt.Fprintf(writer, "%s", string(logstash6ProcessJSON))
require.NoError(test, err)
}))
requestURL, err := url.Parse(logstashTest.URL)
if err != nil {
test.Logf("Can't connect to: %s", logstashTest.URL)
}
require.NoErrorf(test, err, "Can't connect to: %s", logstashTest.URL)
fakeServer.Listener, _ = net.Listen("tcp", fmt.Sprintf("%s:%s", requestURL.Hostname(), requestURL.Port()))
fakeServer.Start()
defer fakeServer.Close()
if logstashTest.client == nil {
client, err := logstashTest.createHTTPClient()
if err != nil {
test.Logf("Can't createHTTPClient")
}
require.NoError(test, err, "Can't createHTTPClient")
logstashTest.client = client
}
if err := logstashTest.gatherProcessStats(logstashTest.URL+processStats, &logstash6accProcessStats); err != nil {
test.Logf("Can't gather Process stats")
}
err = logstashTest.gatherProcessStats(logstashTest.URL+processStats, &logstash6accProcessStats)
require.NoError(test, err, "Can't gather Process stats")
logstash6accProcessStats.AssertContainsTaggedFields(
test,
@ -125,28 +116,23 @@ func Test_Logstash5GatherPipelineStats(test *testing.T) {
//logstash5accPipelineStats.SetDebug(true)
fakeServer := httptest.NewUnstartedServer(http.HandlerFunc(func(writer http.ResponseWriter, request *http.Request) {
writer.Header().Set("Content-Type", "application/json")
fmt.Fprintf(writer, "%s", string(logstash5PipelineJSON))
_, err := fmt.Fprintf(writer, "%s", string(logstash5PipelineJSON))
require.NoError(test, err)
}))
requestURL, err := url.Parse(logstashTest.URL)
if err != nil {
test.Logf("Can't connect to: %s", logstashTest.URL)
}
require.NoErrorf(test, err, "Can't connect to: %s", logstashTest.URL)
fakeServer.Listener, _ = net.Listen("tcp", fmt.Sprintf("%s:%s", requestURL.Hostname(), requestURL.Port()))
fakeServer.Start()
defer fakeServer.Close()
if logstashTest.client == nil {
client, err := logstashTest.createHTTPClient()
if err != nil {
test.Logf("Can't createHTTPClient")
}
require.NoError(test, err, "Can't createHTTPClient")
logstashTest.client = client
}
if err := logstashTest.gatherPipelineStats(logstashTest.URL+pipelineStats, &logstash5accPipelineStats); err != nil {
test.Logf("Can't gather Pipeline stats")
}
err = logstashTest.gatherPipelineStats(logstashTest.URL+pipelineStats, &logstash5accPipelineStats)
require.NoError(test, err, "Can't gather Pipeline stats")
logstash5accPipelineStats.AssertContainsTaggedFields(
test,
@ -227,28 +213,23 @@ func Test_Logstash6GatherPipelinesStats(test *testing.T) {
//logstash6accPipelinesStats.SetDebug(true)
fakeServer := httptest.NewUnstartedServer(http.HandlerFunc(func(writer http.ResponseWriter, request *http.Request) {
writer.Header().Set("Content-Type", "application/json")
fmt.Fprintf(writer, "%s", string(logstash6PipelinesJSON))
_, err := fmt.Fprintf(writer, "%s", string(logstash6PipelinesJSON))
require.NoError(test, err)
}))
requestURL, err := url.Parse(logstashTest.URL)
if err != nil {
test.Logf("Can't connect to: %s", logstashTest.URL)
}
require.NoErrorf(test, err, "Can't connect to: %s", logstashTest.URL)
fakeServer.Listener, _ = net.Listen("tcp", fmt.Sprintf("%s:%s", requestURL.Hostname(), requestURL.Port()))
fakeServer.Start()
defer fakeServer.Close()
if logstashTest.client == nil {
client, err := logstashTest.createHTTPClient()
if err != nil {
test.Logf("Can't createHTTPClient")
}
require.NoError(test, err, "Can't createHTTPClient")
logstashTest.client = client
}
if err := logstashTest.gatherPipelinesStats(logstashTest.URL+pipelineStats, &logstash6accPipelinesStats); err != nil {
test.Logf("Can't gather Pipeline stats")
}
err = logstashTest.gatherPipelinesStats(logstashTest.URL+pipelineStats, &logstash6accPipelinesStats)
require.NoError(test, err, "Can't gather Pipeline stats")
fields := make(map[string]interface{})
fields["duration_in_millis"] = float64(8540751.0)
@ -555,28 +536,23 @@ func Test_Logstash6GatherPipelinesStats(test *testing.T) {
func Test_Logstash5GatherJVMStats(test *testing.T) {
fakeServer := httptest.NewUnstartedServer(http.HandlerFunc(func(writer http.ResponseWriter, request *http.Request) {
writer.Header().Set("Content-Type", "application/json")
fmt.Fprintf(writer, "%s", string(logstash5JvmJSON))
_, err := fmt.Fprintf(writer, "%s", string(logstash5JvmJSON))
require.NoError(test, err)
}))
requestURL, err := url.Parse(logstashTest.URL)
if err != nil {
test.Logf("Can't connect to: %s", logstashTest.URL)
}
require.NoErrorf(test, err, "Can't connect to: %s", logstashTest.URL)
fakeServer.Listener, _ = net.Listen("tcp", fmt.Sprintf("%s:%s", requestURL.Hostname(), requestURL.Port()))
fakeServer.Start()
defer fakeServer.Close()
if logstashTest.client == nil {
client, err := logstashTest.createHTTPClient()
if err != nil {
test.Logf("Can't createHTTPClient")
}
require.NoError(test, err, "Can't createHTTPClient")
logstashTest.client = client
}
if err := logstashTest.gatherJVMStats(logstashTest.URL+jvmStats, &logstash5accJVMStats); err != nil {
test.Logf("Can't gather JVM stats")
}
err = logstashTest.gatherJVMStats(logstashTest.URL+jvmStats, &logstash5accJVMStats)
require.NoError(test, err, "Can't gather JVM stats")
logstash5accJVMStats.AssertContainsTaggedFields(
test,
@ -623,28 +599,23 @@ func Test_Logstash5GatherJVMStats(test *testing.T) {
func Test_Logstash6GatherJVMStats(test *testing.T) {
fakeServer := httptest.NewUnstartedServer(http.HandlerFunc(func(writer http.ResponseWriter, request *http.Request) {
writer.Header().Set("Content-Type", "application/json")
fmt.Fprintf(writer, "%s", string(logstash6JvmJSON))
_, err := fmt.Fprintf(writer, "%s", string(logstash6JvmJSON))
require.NoError(test, err)
}))
requestURL, err := url.Parse(logstashTest.URL)
if err != nil {
test.Logf("Can't connect to: %s", logstashTest.URL)
}
require.NoErrorf(test, err, "Can't connect to: %s", logstashTest.URL)
fakeServer.Listener, _ = net.Listen("tcp", fmt.Sprintf("%s:%s", requestURL.Hostname(), requestURL.Port()))
fakeServer.Start()
defer fakeServer.Close()
if logstashTest.client == nil {
client, err := logstashTest.createHTTPClient()
if err != nil {
test.Logf("Can't createHTTPClient")
}
require.NoError(test, err, "Can't createHTTPClient")
logstashTest.client = client
}
if err := logstashTest.gatherJVMStats(logstashTest.URL+jvmStats, &logstash6accJVMStats); err != nil {
test.Logf("Can't gather JVM stats")
}
err = logstashTest.gatherJVMStats(logstashTest.URL+jvmStats, &logstash6accJVMStats)
require.NoError(test, err, "Can't gather JVM stats")
logstash6accJVMStats.AssertContainsTaggedFields(
test,

4
plugins/inputs/mailchimp/chimp_api.go
View File

@ -76,7 +76,9 @@ func (e APIError) Error() string {
func chimpErrorCheck(body []byte) error {
var e APIError
json.Unmarshal(body, &e)
if err := json.Unmarshal(body, &e); err != nil {
return err
}
if e.Title != "" || e.Status != 0 {
return e
}

9
plugins/inputs/mailchimp/mailchimp_test.go
View File

@ -17,7 +17,8 @@ func TestMailChimpGatherReports(t *testing.T) {
http.HandlerFunc(
func(w http.ResponseWriter, r *http.Request) {
w.WriteHeader(http.StatusOK)
fmt.Fprintln(w, sampleReports)
_, err := fmt.Fprintln(w, sampleReports)
require.NoError(t, err)
},
))
defer ts.Close()
@ -80,7 +81,8 @@ func TestMailChimpGatherReport(t *testing.T) {
http.HandlerFunc(
func(w http.ResponseWriter, r *http.Request) {
w.WriteHeader(http.StatusOK)
fmt.Fprintln(w, sampleReport)
_, err := fmt.Fprintln(w, sampleReport)
require.NoError(t, err)
},
))
defer ts.Close()
@ -144,7 +146,8 @@ func TestMailChimpGatherError(t *testing.T) {
http.HandlerFunc(
func(w http.ResponseWriter, r *http.Request) {
w.WriteHeader(http.StatusOK)
fmt.Fprintln(w, sampleError)
_, err := fmt.Fprintln(w, sampleError)
require.NoError(t, err)
},
))
defer ts.Close()

3
plugins/inputs/marklogic/marklogic_test.go
View File

@ -15,7 +15,8 @@ func TestMarklogic(t *testing.T) {
// Create a test server with the const response JSON
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.WriteHeader(http.StatusOK)
fmt.Fprintln(w, response)
_, err := fmt.Fprintln(w, response)
require.NoError(t, err)
}))
defer ts.Close()

4
plugins/inputs/mcrouter/mcrouter.go
View File

@ -213,7 +213,9 @@ func (m *Mcrouter) gatherServer(ctx context.Context, address string, acc telegra
deadline, ok := ctx.Deadline()
if ok {
conn.SetDeadline(deadline)
if err := conn.SetDeadline(deadline); err != nil {
return err
}
}
// Read and write buffer

4
plugins/inputs/memcached/memcached.go
View File

@ -129,7 +129,9 @@ func (m *Memcached) gatherServer(
}
// Extend connection
conn.SetDeadline(time.Now().Add(defaultTimeout))
if err := conn.SetDeadline(time.Now().Add(defaultTimeout)); err != nil {
return err
}
// Read and write buffer
rw := bufio.NewReadWriter(bufio.NewReader(conn), bufio.NewWriter(conn))

2
plugins/inputs/mesos/mesos.go
View File

@ -559,6 +559,8 @@ func (m *Mesos) gatherMainMetrics(u *url.URL, role Role, acc telegraf.Accumulato
}
data, err := ioutil.ReadAll(resp.Body)
// Ignore the returned error to not shadow the initial one
//nolint:errcheck,revive
resp.Body.Close()
if err != nil {
return err

73
plugins/inputs/mesos/mesos_test.go
View File

@ -278,31 +278,6 @@ func generateMetrics() {
for _, k := range slaveMetricNames {
slaveMetrics[k] = rand.Float64()
}
// slaveTaskMetrics = map[string]interface{}{
// "executor_id": fmt.Sprintf("task_name.%s", randUUID()),
// "executor_name": "Some task description",
// "framework_id": randUUID(),
// "source": fmt.Sprintf("task_source.%s", randUUID()),
// "statistics": map[string]interface{}{
// "cpus_limit": rand.Float64(),
// "cpus_system_time_secs": rand.Float64(),
// "cpus_user_time_secs": rand.Float64(),
// "mem_anon_bytes": float64(rand.Int63()),
// "mem_cache_bytes": float64(rand.Int63()),
// "mem_critical_pressure_counter": float64(rand.Int63()),
// "mem_file_bytes": float64(rand.Int63()),
// "mem_limit_bytes": float64(rand.Int63()),
// "mem_low_pressure_counter": float64(rand.Int63()),
// "mem_mapped_file_bytes": float64(rand.Int63()),
// "mem_medium_pressure_counter": float64(rand.Int63()),
// "mem_rss_bytes": float64(rand.Int63()),
// "mem_swap_bytes": float64(rand.Int63()),
// "mem_total_bytes": float64(rand.Int63()),
// "mem_total_memsw_bytes": float64(rand.Int63()),
// "mem_unevictable_bytes": float64(rand.Int63()),
// "timestamp": rand.Float64(),
// },
// }
}
func TestMain(m *testing.M) {
@ -312,6 +287,8 @@ func TestMain(m *testing.M) {
masterRouter.HandleFunc("/metrics/snapshot", func(w http.ResponseWriter, r *http.Request) {
w.WriteHeader(http.StatusOK)
w.Header().Set("Content-Type", "application/json")
// Ignore the returned error as we cannot do anything about it anyway
//nolint:errcheck,revive
json.NewEncoder(w).Encode(masterMetrics)
})
masterTestServer = httptest.NewServer(masterRouter)
@ -320,13 +297,10 @@ func TestMain(m *testing.M) {
slaveRouter.HandleFunc("/metrics/snapshot", func(w http.ResponseWriter, r *http.Request) {
w.WriteHeader(http.StatusOK)
w.Header().Set("Content-Type", "application/json")
// Ignore the returned error as we cannot do anything about it anyway
//nolint:errcheck,revive
json.NewEncoder(w).Encode(slaveMetrics)
})
// slaveRouter.HandleFunc("/monitor/statistics", func(w http.ResponseWriter, r *http.Request) {
// w.WriteHeader(http.StatusOK)
// w.Header().Set("Content-Type", "application/json")
// json.NewEncoder(w).Encode([]map[string]interface{}{slaveTaskMetrics})
// })
slaveTestServer = httptest.NewServer(slaveRouter)
rc := m.Run()
@ -345,11 +319,7 @@ func TestMesosMaster(t *testing.T) {
Timeout: 10,
}
err := acc.GatherError(m.Gather)
if err != nil {
t.Errorf(err.Error())
}
require.NoError(t, acc.GatherError(m.Gather))
acc.AssertContainsFields(t, "mesos", masterMetrics)
}
@ -371,9 +341,8 @@ func TestMasterFilter(t *testing.T) {
// Assert expected metrics are present.
for _, v := range m.MasterCols {
for _, x := range getMetrics(MASTER, v) {
if _, ok := masterMetrics[x]; !ok {
t.Errorf("Didn't find key %s, it should present.", x)
}
_, ok := masterMetrics[x]
require.Truef(t, ok, "Didn't find key %s, it should present.", x)
}
}
// m.MasterCols includes "allocator", so allocator metrics should be present.
@ -381,18 +350,16 @@ func TestMasterFilter(t *testing.T) {
// getMetrics(). We have to find them by checking name prefixes.
for _, x := range masterMetricNames {
if strings.HasPrefix(x, "allocator/") {
if _, ok := masterMetrics[x]; !ok {
t.Errorf("Didn't find key %s, it should be present.", x)
}
_, ok := masterMetrics[x]
require.Truef(t, ok, "Didn't find key %s, it should present.", x)
}
}
// Assert unexpected metrics are not present.
for _, v := range b {
for _, x := range getMetrics(MASTER, v) {
if _, ok := masterMetrics[x]; ok {
t.Errorf("Found key %s, it should be gone.", x)
}
_, ok := masterMetrics[x]
require.Falsef(t, ok, "Found key %s, it should be gone.", x)
}
}
// m.MasterCols does not include "framework_offers", so framework_offers metrics should not be present.
@ -400,7 +367,7 @@ func TestMasterFilter(t *testing.T) {
// getMetrics(). We have to find them by checking name prefixes.
for k := range masterMetrics {
if strings.HasPrefix(k, "master/frameworks/") || strings.HasPrefix(k, "frameworks/") {
t.Errorf("Found key %s, it should be gone.", k)
require.Failf(t, "Found key %s, it should be gone.", k)
}
}
}
@ -416,11 +383,7 @@ func TestMesosSlave(t *testing.T) {
Timeout: 10,
}
err := acc.GatherError(m.Gather)
if err != nil {
t.Errorf(err.Error())
}
require.NoError(t, acc.GatherError(m.Gather))
acc.AssertContainsFields(t, "mesos", slaveMetrics)
}
@ -440,16 +403,14 @@ func TestSlaveFilter(t *testing.T) {
for _, v := range b {
for _, x := range getMetrics(SLAVE, v) {
if _, ok := slaveMetrics[x]; ok {
t.Errorf("Found key %s, it should be gone.", x)
}
_, ok := slaveMetrics[x]
require.Falsef(t, ok, "Found key %s, it should be gone.", x)
}
}
for _, v := range m.MasterCols {
for _, x := range getMetrics(SLAVE, v) {
if _, ok := slaveMetrics[x]; !ok {
t.Errorf("Didn't find key %s, it should present.", x)
}
_, ok := slaveMetrics[x]
require.Truef(t, ok, "Didn't find key %s, it should present.", x)
}
}
}

87
plugins/inputs/minecraft/internal/rcon/rcon.go
View File

@ -74,8 +74,12 @@ func (p Packet) Compile() (payload []byte, err error) {
return
}
buffer.WriteString(p.Body)
buffer.Write(padding[:])
if _, err := buffer.WriteString(p.Body); err != nil {
return nil, err
}
if _, err := buffer.Write(padding[:]); err != nil {
return nil, err
}
return buffer.Bytes(), nil
}
@ -115,85 +119,90 @@ func (c *Client) Execute(command string) (response *Packet, err error) {
// and compiling its payload bytes in the appropriate order. The response is
// decompiled from its bytes into a Packet type for return. An error is returned
// if send fails.
func (c *Client) Send(typ int32, command string) (response *Packet, err error) {
func (c *Client) Send(typ int32, command string) (*Packet, error) {
if typ != Auth && !c.Authorized {
err = ErrUnauthorizedRequest
return
return nil, ErrUnauthorizedRequest
}
// Create a random challenge for the server to mirror in its response.
var challenge int32
binary.Read(rand.Reader, binary.LittleEndian, &challenge)
if err := binary.Read(rand.Reader, binary.LittleEndian, &challenge); nil != err {
return nil, err
}
// Create the packet from the challenge, typ and command
// and compile it to its byte payload
packet := NewPacket(challenge, typ, command)
payload, err := packet.Compile()
var n int
if nil != err {
return
} else if n, err = c.Connection.Write(payload); nil != err {
return
} else if n != len(payload) {
err = ErrInvalidWrite
return
return nil, err
}
n, err := c.Connection.Write(payload)
if nil != err {
return nil, err
}
if n != len(payload) {
return nil, ErrInvalidWrite
}
var header Header
if err = binary.Read(c.Connection, binary.LittleEndian, &header.Size); nil != err {
return
} else if err = binary.Read(c.Connection, binary.LittleEndian, &header.Challenge); nil != err {
return
} else if err = binary.Read(c.Connection, binary.LittleEndian, &header.Type); nil != err {
return
if err := binary.Read(c.Connection, binary.LittleEndian, &header.Size); nil != err {
return nil, err
}
if err := binary.Read(c.Connection, binary.LittleEndian, &header.Challenge); nil != err {
return nil, err
}
if err := binary.Read(c.Connection, binary.LittleEndian, &header.Type); nil != err {
return nil, err
}
if packet.Header.Type == Auth && header.Type == ResponseValue {
// Discard, empty SERVERDATA_RESPONSE_VALUE from authorization.
c.Connection.Read(make([]byte, header.Size-int32(PacketHeaderSize)))
if _, err := c.Connection.Read(make([]byte, header.Size-int32(PacketHeaderSize))); nil != err {
return nil, err
}
// Reread the packet header.
if err = binary.Read(c.Connection, binary.LittleEndian, &header.Size); nil != err {
return
} else if err = binary.Read(c.Connection, binary.LittleEndian, &header.Challenge); nil != err {
return
} else if err = binary.Read(c.Connection, binary.LittleEndian, &header.Type); nil != err {
return
if err := binary.Read(c.Connection, binary.LittleEndian, &header.Size); nil != err {
return nil, err
}
if err := binary.Read(c.Connection, binary.LittleEndian, &header.Challenge); nil != err {
return nil, err
}
if err := binary.Read(c.Connection, binary.LittleEndian, &header.Type); nil != err {
return nil, err
}
}
if header.Challenge != packet.Header.Challenge {
err = ErrInvalidChallenge
return
return nil, ErrInvalidChallenge
}
body := make([]byte, header.Size-int32(PacketHeaderSize))
n, err = c.Connection.Read(body)
for n < len(body) {
var nBytes int
nBytes, err = c.Connection.Read(body[n:])
if err != nil {
return
return nil, err
}
n += nBytes
}
// Shouldn't this be moved up to the first read?
if nil != err {
return
} else if n != len(body) {
err = ErrInvalidRead
return
return nil, err
}
if n != len(body) {
return nil, ErrInvalidRead
}
response = new(Packet)
response := new(Packet)
response.Header = header
response.Body = strings.TrimRight(string(body), TerminationSequence)
return
return response, nil
}
// NewClient creates a new Client type, creating the connection

6
plugins/inputs/modbus/modbus.go
View File

@ -682,6 +682,8 @@ func (m *Modbus) Gather(acc telegraf.Accumulator) error {
time.Sleep(m.RetriesWaitTime.Duration)
continue
}
// Ignore return error to not shadow the initial error
//nolint:errcheck,revive
disconnect(m)
m.isConnected = false
return err
@ -705,7 +707,9 @@ func (m *Modbus) Gather(acc telegraf.Accumulator) error {
}
// Group the data by series
grouper.Add(measurement, tags, timestamp, field.Name, field.value)
if err := grouper.Add(measurement, tags, timestamp, field.Name, field.value); err != nil {
return err
}
}
// Add the metrics grouped by series to the accumulator

2
plugins/inputs/modbus/modbus_test.go
View File

@ -648,7 +648,7 @@ func TestHoldingRegisters(t *testing.T) {
err = modbus.Init()
assert.NoError(t, err)
var acc testutil.Accumulator
modbus.Gather(&acc)
assert.NoError(t, modbus.Gather(&acc))
assert.NotEmpty(t, modbus.registers)
for _, coil := range modbus.registers {

9
plugins/inputs/mongodb/mongodb.go
View File

@ -84,8 +84,7 @@ var localhost = &url.URL{Host: "mongodb://127.0.0.1:27017"}
// Returns one of the errors encountered while gather stats (if any).
func (m *MongoDB) Gather(acc telegraf.Accumulator) error {
if len(m.Servers) == 0 {
m.gatherServer(m.getMongoServer(localhost), acc)
return nil
return m.gatherServer(m.getMongoServer(localhost), acc)
}
var wg sync.WaitGroup
@ -174,11 +173,7 @@ func (m *MongoDB) gatherServer(server *Server, acc telegraf.Accumulator) error {
// If configured to use TLS, add a dial function
if tlsConfig != nil {
dialInfo.DialServer = func(addr *mgo.ServerAddr) (net.Conn, error) {
conn, err := tls.Dial("tcp", addr.String(), tlsConfig)
if err != nil {
fmt.Printf("error in Dial, %s\n", err.Error())
}
return conn, err
return tls.Dial("tcp", addr.String(), tlsConfig)
}
}

65
plugins/inputs/monit/monit_test.go
View File

@ -335,14 +335,12 @@ func TestServiceType(t *testing.T) {
Address: ts.URL,
}
plugin.Init()
require.NoError(t, plugin.Init())
var acc testutil.Accumulator
err := plugin.Gather(&acc)
require.NoError(t, err)
require.NoError(t, plugin.Gather(&acc))
testutil.RequireMetricsEqual(t, tt.expected, acc.GetTelegrafMetrics(),
testutil.IgnoreTime())
testutil.RequireMetricsEqual(t, tt.expected, acc.GetTelegrafMetrics(), testutil.IgnoreTime())
})
}
}
@ -534,14 +532,12 @@ func TestMonitFailure(t *testing.T) {
Address: ts.URL,
}
plugin.Init()
require.NoError(t, plugin.Init())
var acc testutil.Accumulator
err := plugin.Gather(&acc)
require.NoError(t, err)
require.NoError(t, plugin.Gather(&acc))
testutil.RequireMetricsEqual(t, tt.expected, acc.GetTelegrafMetrics(),
testutil.IgnoreTime())
testutil.RequireMetricsEqual(t, tt.expected, acc.GetTelegrafMetrics(), testutil.IgnoreTime())
})
}
}
@ -566,10 +562,8 @@ func TestAllowHosts(t *testing.T) {
r.client.Transport = &transportMock{}
err := r.Gather(&acc)
if assert.Error(t, err) {
assert.Contains(t, err.Error(), "read: connection reset by peer")
}
require.Error(t, err)
require.Contains(t, err.Error(), "read: connection reset by peer")
}
func TestConnection(t *testing.T) {
@ -579,14 +573,14 @@ func TestConnection(t *testing.T) {
Password: "test",
}
r.Init()
require.NoError(t, r.Init())
var acc testutil.Accumulator
err := r.Gather(&acc)
if assert.Error(t, err) {
_, ok := err.(*url.Error)
assert.True(t, ok)
}
require.Error(t, err)
_, ok := err.(*url.Error)
require.True(t, ok)
}
func TestInvalidUsernameOrPassword(t *testing.T) {
@ -596,12 +590,8 @@ func TestInvalidUsernameOrPassword(t *testing.T) {
return
}
switch r.URL.Path {
case "/_status":
http.ServeFile(w, r, "testdata/response_servicetype_0.xml")
default:
panic("Cannot handle request")
}
require.Equal(t, r.URL.Path, "/_status", "Cannot handle request")
http.ServeFile(w, r, "testdata/response_servicetype_0.xml")
}))
defer ts.Close()
@ -614,11 +604,10 @@ func TestInvalidUsernameOrPassword(t *testing.T) {
var acc testutil.Accumulator
r.Init()
require.NoError(t, r.Init())
err := r.Gather(&acc)
assert.EqualError(t, err, "received status code 401 (Unauthorized), expected 200")
require.EqualError(t, err, "received status code 401 (Unauthorized), expected 200")
}
func TestNoUsernameOrPasswordConfiguration(t *testing.T) {
@ -628,12 +617,8 @@ func TestNoUsernameOrPasswordConfiguration(t *testing.T) {
return
}
switch r.URL.Path {
case "/_status":
http.ServeFile(w, r, "testdata/response_servicetype_0.xml")
default:
panic("Cannot handle request")
}
require.Equal(t, r.URL.Path, "/_status", "Cannot handle request")
http.ServeFile(w, r, "testdata/response_servicetype_0.xml")
}))
defer ts.Close()
@ -644,10 +629,9 @@ func TestNoUsernameOrPasswordConfiguration(t *testing.T) {
var acc testutil.Accumulator
r.Init()
require.NoError(t, r.Init())
err := r.Gather(&acc)
assert.EqualError(t, err, "received status code 401 (Unauthorized), expected 200")
}
@ -685,14 +669,13 @@ func TestInvalidXMLAndInvalidTypes(t *testing.T) {
Address: ts.URL,
}
plugin.Init()
require.NoError(t, plugin.Init())
var acc testutil.Accumulator
err := plugin.Gather(&acc)
if assert.Error(t, err) {
assert.Contains(t, err.Error(), "error parsing input:")
}
err := plugin.Gather(&acc)
require.Error(t, err)
require.Contains(t, err.Error(), "error parsing input:")
})
}
}

6
plugins/inputs/mqtt_consumer/mqtt_consumer.go
View File

@ -207,9 +207,7 @@ func (m *MQTTConsumer) Start(acc telegraf.Accumulator) error {
}
m.state = Connecting
m.connect()
return nil
return m.connect()
}
func (m *MQTTConsumer) connect() error {
@ -313,7 +311,7 @@ func (m *MQTTConsumer) Gather(_ telegraf.Accumulator) error {
if m.state == Disconnected {
m.state = Connecting
m.Log.Debugf("Connecting %v", m.Servers)
m.connect()
return m.connect()
}
return nil

6
plugins/inputs/mysql/mysql.go
View File

@ -185,7 +185,9 @@ func (m *Mysql) Gather(acc telegraf.Accumulator) error {
}
if tlsConfig != nil {
mysql.RegisterTLSConfig("custom", tlsConfig)
if err := mysql.RegisterTLSConfig("custom", tlsConfig); err != nil {
return err
}
}
var wg sync.WaitGroup
@ -453,7 +455,7 @@ const (
sum_sort_rows,
sum_sort_scan,
sum_no_index_used,
sum_no_good_index_used
sum_no_good_index_used
FROM performance_schema.events_statements_summary_by_account_by_event_name
`
)

26
plugins/inputs/nats/nats_test.go
View File

@ -69,12 +69,17 @@ var sampleVarz = `
func TestMetricsCorrect(t *testing.T) {
var acc testutil.Accumulator
srv := newTestNatsServer()
srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
require.Equal(t, r.URL.Path, "/varz", "Cannot handle request")
rsp := sampleVarz
_, err := fmt.Fprintln(w, rsp)
require.NoError(t, err)
}))
defer srv.Close()
n := &Nats{Server: srv.URL}
err := n.Gather(&acc)
require.NoError(t, err)
require.NoError(t, n.Gather(&acc))
fields := map[string]interface{}{
"in_msgs": int64(74148556),
@ -97,18 +102,3 @@ func TestMetricsCorrect(t *testing.T) {
}
acc.AssertContainsTaggedFields(t, "nats", fields, tags)
}
func newTestNatsServer() *httptest.Server {
return httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
var rsp string
switch r.URL.Path {
case "/varz":
rsp = sampleVarz
default:
panic("Cannot handle request")
}
fmt.Fprintln(w, rsp)
}))
}

271
plugins/inputs/neptune_apex/neptune_apex_test.go
View File

@ -1,22 +1,23 @@
package neptuneapex
import (
"bytes"
"context"
"net"
"net/http"
"net/http/httptest"
"reflect"
"testing"
"time"
"github.com/influxdata/telegraf"
"github.com/influxdata/telegraf/testutil"
"github.com/stretchr/testify/require"
)
func TestGather(t *testing.T) {
h := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.WriteHeader(http.StatusNotFound)
w.Write([]byte("data"))
_, err := w.Write([]byte("data"))
require.NoError(t, err)
})
c, destroy := fakeHTTPClient(h)
defer destroy()
@ -46,11 +47,9 @@ func TestGather(t *testing.T) {
t.Run(test.name, func(t *testing.T) {
var acc testutil.Accumulator
n.Servers = test.servers
n.Gather(&acc)
if len(acc.Errors) != len(test.servers) {
t.Errorf("Number of servers mismatch. got=%d, want=%d",
len(acc.Errors), len(test.servers))
}
require.NoError(t, n.Gather(&acc))
require.Lenf(t, acc.Errors, len(test.servers),
"Number of servers mismatch. got=%d, want=%d", len(acc.Errors), len(test.servers))
})
}
}
@ -62,33 +61,32 @@ func TestParseXML(t *testing.T) {
tests := []struct {
name string
xmlResponse []byte
wantMetrics []*testutil.Metric
wantMetrics []telegraf.Metric
wantAccErr bool
wantErr bool
}{
{
name: "Good test",
xmlResponse: []byte(APEX2016),
wantMetrics: []*testutil.Metric{
{
Measurement: Measurement,
Time: goodTime,
Tags: map[string]string{
wantMetrics: []telegraf.Metric{
testutil.MustMetric(
Measurement,
map[string]string{
"source": "apex",
"type": "controller",
"software": "5.04_7A18",
"hardware": "1.0",
},
Fields: map[string]interface{}{
map[string]interface{}{
"serial": "AC5:12345",
"power_failed": int64(1544814000000000000),
"power_restored": int64(1544833875000000000),
},
},
{
Measurement: Measurement,
Time: goodTime,
Tags: map[string]string{
goodTime,
),
testutil.MustMetric(
Measurement,
map[string]string{
"source": "apex",
"output_id": "0",
"device_id": "base_Var1",
@ -98,12 +96,12 @@ func TestParseXML(t *testing.T) {
"software": "5.04_7A18",
"hardware": "1.0",
},
Fields: map[string]interface{}{"state": "PF1"},
},
{
Measurement: Measurement,
Time: goodTime,
Tags: map[string]string{
map[string]interface{}{"state": "PF1"},
goodTime,
),
testutil.MustMetric(
Measurement,
map[string]string{
"source": "apex",
"output_id": "6",
"device_id": "base_email",
@ -113,12 +111,12 @@ func TestParseXML(t *testing.T) {
"software": "5.04_7A18",
"hardware": "1.0",
},
Fields: map[string]interface{}{"state": "AOF"},
},
{
Measurement: Measurement,
Time: goodTime,
Tags: map[string]string{
map[string]interface{}{"state": "AOF"},
goodTime,
),
testutil.MustMetric(
Measurement,
map[string]string{
"source": "apex",
"output_id": "8",
"device_id": "2_1",
@ -128,16 +126,16 @@ func TestParseXML(t *testing.T) {
"software": "5.04_7A18",
"hardware": "1.0",
},
Fields: map[string]interface{}{
map[string]interface{}{
"state": "AON",
"watt": 35.0,
"amp": 0.3,
},
},
{
Measurement: Measurement,
Time: goodTime,
Tags: map[string]string{
goodTime,
),
testutil.MustMetric(
Measurement,
map[string]string{
"source": "apex",
"output_id": "18",
"device_id": "3_1",
@ -147,15 +145,15 @@ func TestParseXML(t *testing.T) {
"software": "5.04_7A18",
"hardware": "1.0",
},
Fields: map[string]interface{}{
map[string]interface{}{
"state": "TBL",
"xstatus": "OK",
},
},
{
Measurement: Measurement,
Time: goodTime,
Tags: map[string]string{
goodTime,
),
testutil.MustMetric(
Measurement,
map[string]string{
"source": "apex",
"output_id": "28",
"device_id": "4_9",
@ -165,12 +163,12 @@ func TestParseXML(t *testing.T) {
"software": "5.04_7A18",
"hardware": "1.0",
},
Fields: map[string]interface{}{"state": "AOF"},
},
{
Measurement: Measurement,
Time: goodTime,
Tags: map[string]string{
map[string]interface{}{"state": "AOF"},
goodTime,
),
testutil.MustMetric(
Measurement,
map[string]string{
"source": "apex",
"output_id": "32",
"device_id": "Cntl_A2",
@ -180,12 +178,12 @@ func TestParseXML(t *testing.T) {
"software": "5.04_7A18",
"hardware": "1.0",
},
Fields: map[string]interface{}{"state": "AOF"},
},
{
Measurement: Measurement,
Time: goodTime,
Tags: map[string]string{
map[string]interface{}{"state": "AOF"},
goodTime,
),
testutil.MustMetric(
Measurement,
map[string]string{
"source": "apex",
"name": "Salt",
"type": "probe",
@ -193,20 +191,21 @@ func TestParseXML(t *testing.T) {
"software": "5.04_7A18",
"hardware": "1.0",
},
Fields: map[string]interface{}{"value": 30.1},
},
{
Measurement: Measurement,
Time: goodTime,
Tags: map[string]string{
map[string]interface{}{"value": 30.1},
goodTime,
),
testutil.MustMetric(
Measurement,
map[string]string{
"source": "apex",
"name": "Volt_2",
"type": "probe",
"software": "5.04_7A18",
"hardware": "1.0",
},
Fields: map[string]interface{}{"value": 115.0},
},
map[string]interface{}{"value": 115.0},
goodTime,
),
},
},
{
@ -225,21 +224,21 @@ func TestParseXML(t *testing.T) {
`<status><date>12/22/2018 21:55:37</date>
<timezone>-8.0</timezone><power><failed>a</failed>
<restored>12/22/2018 22:55:37</restored></power></status>`),
wantMetrics: []*testutil.Metric{
{
Measurement: Measurement,
Time: goodTime,
Tags: map[string]string{
wantMetrics: []telegraf.Metric{
testutil.MustMetric(
Measurement,
map[string]string{
"source": "",
"type": "controller",
"hardware": "",
"software": "",
},
Fields: map[string]interface{}{
map[string]interface{}{
"serial": "",
"power_restored": int64(1545548137000000000),
},
},
goodTime,
),
},
},
{
@ -248,21 +247,21 @@ func TestParseXML(t *testing.T) {
`<status><date>12/22/2018 21:55:37</date>
<timezone>-8.0</timezone><power><restored>a</restored>
<failed>12/22/2018 22:55:37</failed></power></status>`),
wantMetrics: []*testutil.Metric{
{
Measurement: Measurement,
Time: goodTime,
Tags: map[string]string{
wantMetrics: []telegraf.Metric{
testutil.MustMetric(
Measurement,
map[string]string{
"source": "",
"type": "controller",
"hardware": "",
"software": "",
},
Fields: map[string]interface{}{
map[string]interface{}{
"serial": "",
"power_failed": int64(1545548137000000000),
},
},
goodTime,
),
},
},
{
@ -282,22 +281,22 @@ func TestParseXML(t *testing.T) {
<probes><probe><name>o1W</name><value>abc</value></probe>
</probes></status>`),
wantAccErr: true,
wantMetrics: []*testutil.Metric{
{
Measurement: Measurement,
Time: goodTime,
Tags: map[string]string{
wantMetrics: []telegraf.Metric{
testutil.MustMetric(
Measurement,
map[string]string{
"source": "",
"type": "controller",
"hardware": "",
"software": "",
},
Fields: map[string]interface{}{
map[string]interface{}{
"serial": "",
"power_failed": int64(1545544537000000000),
"power_restored": int64(1545544537000000000),
},
},
goodTime,
),
},
},
{
@ -311,22 +310,22 @@ func TestParseXML(t *testing.T) {
<probes><probe><name>o1A</name><value>abc</value></probe>
</probes></status>`),
wantAccErr: true,
wantMetrics: []*testutil.Metric{
{
Measurement: Measurement,
Time: goodTime,
Tags: map[string]string{
wantMetrics: []telegraf.Metric{
testutil.MustMetric(
Measurement,
map[string]string{
"source": "",
"type": "controller",
"hardware": "",
"software": "",
},
Fields: map[string]interface{}{
map[string]interface{}{
"serial": "",
"power_failed": int64(1545544537000000000),
"power_restored": int64(1545544537000000000),
},
},
goodTime,
),
},
},
{
@ -339,22 +338,22 @@ func TestParseXML(t *testing.T) {
<probes><probe><name>p1</name><value>abc</value></probe>
</probes></status>`),
wantAccErr: true,
wantMetrics: []*testutil.Metric{
{
Measurement: Measurement,
Time: goodTime,
Tags: map[string]string{
wantMetrics: []telegraf.Metric{
testutil.MustMetric(
Measurement,
map[string]string{
"source": "",
"type": "controller",
"hardware": "",
"software": "",
},
Fields: map[string]interface{}{
map[string]interface{}{
"serial": "",
"power_failed": int64(1545544537000000000),
"power_restored": int64(1545544537000000000),
},
},
goodTime,
),
},
},
}
@ -364,32 +363,16 @@ func TestParseXML(t *testing.T) {
t.Run(test.name, func(t *testing.T) {
var acc testutil.Accumulator
err := n.parseXML(&acc, test.xmlResponse)
if (err != nil) != test.wantErr {
t.Errorf("err mismatch. got=%v, want=%t", err, test.wantErr)
}
if test.wantErr {
require.Error(t, err, "expected error but got <nil>")
return
}
if len(acc.Errors) > 0 != test.wantAccErr {
t.Errorf("Accumulator errors. got=%v, want=none", acc.Errors)
}
if len(acc.Metrics) != len(test.wantMetrics) {
t.Fatalf("Invalid number of metrics received. got=%d, want=%d", len(acc.Metrics), len(test.wantMetrics))
}
for i, m := range acc.Metrics {
if m.Measurement != test.wantMetrics[i].Measurement {
t.Errorf("Metric measurement mismatch at position %d:\ngot=\n%s\nWant=\n%s", i, m.Measurement, test.wantMetrics[i].Measurement)
}
if !reflect.DeepEqual(m.Tags, test.wantMetrics[i].Tags) {
t.Errorf("Metric tags mismatch at position %d:\ngot=\n%v\nwant=\n%v", i, m.Tags, test.wantMetrics[i].Tags)
}
if !reflect.DeepEqual(m.Fields, test.wantMetrics[i].Fields) {
t.Errorf("Metric fields mismatch at position %d:\ngot=\n%#v\nwant=:\n%#v", i, m.Fields, test.wantMetrics[i].Fields)
}
if !m.Time.Equal(test.wantMetrics[i].Time) {
t.Errorf("Metric time mismatch at position %d:\ngot=\n%s\nwant=\n%s", i, m.Time, test.wantMetrics[i].Time)
}
}
// No error case
require.NoErrorf(t, err, "expected no error but got: %v", err)
require.Equalf(t, len(acc.Errors) > 0, test.wantAccErr,
"Accumulator errors. got=%v, want=%t", acc.Errors, test.wantAccErr)
testutil.RequireMetricsEqual(t, acc.GetTelegrafMetrics(), test.wantMetrics)
})
}
}
@ -423,7 +406,8 @@ func TestSendRequest(t *testing.T) {
h := http.HandlerFunc(func(
w http.ResponseWriter, r *http.Request) {
w.WriteHeader(test.statusCode)
w.Write([]byte("data"))
_, err := w.Write([]byte("data"))
require.NoError(t, err)
})
c, destroy := fakeHTTPClient(h)
defer destroy()
@ -431,16 +415,14 @@ func TestSendRequest(t *testing.T) {
httpClient: c,
}
resp, err := n.sendRequest("http://abc")
if (err != nil) != test.wantErr {
t.Errorf("err mismatch. got=%v, want=%t", err, test.wantErr)
}
if test.wantErr {
require.Error(t, err, "expected error but got <nil>")
return
}
if !bytes.Equal(resp, []byte("data")) {
t.Errorf(
"Response data mismatch. got=%q, want=%q", resp, "data")
}
// No error case
require.NoErrorf(t, err, "expected no error but got: %v", err)
require.Equalf(t, resp, []byte("data"), "Response data mismatch. got=%q, want=%q", resp, "data")
})
}
}
@ -479,15 +461,14 @@ func TestParseTime(t *testing.T) {
t.Run(test.name, func(t *testing.T) {
t.Parallel()
res, err := parseTime(test.input, test.timeZone)
if (err != nil) != test.wantErr {
t.Errorf("err mismatch. got=%v, want=%t", err, test.wantErr)
}
if test.wantErr {
require.Error(t, err, "expected error but got <nil>")
return
}
if !test.wantTime.Equal(res) {
t.Errorf("err mismatch. got=%s, want=%s", res, test.wantTime)
}
// No error case
require.NoErrorf(t, err, "expected no error but got: %v", err)
require.Truef(t, test.wantTime.Equal(res), "time mismatch. got=%q, want=%q", res, test.wantTime)
})
}
}
@ -523,27 +504,11 @@ func TestFindProbe(t *testing.T) {
t.Run(test.name, func(t *testing.T) {
t.Parallel()
index := findProbe(test.probeName, fakeProbes)
if index != test.wantIndex {
t.Errorf("probe index mismatch; got=%d, want %d", index, test.wantIndex)
}
require.Equalf(t, index, test.wantIndex, "probe index mismatch; got=%d, want %d", index, test.wantIndex)
})
}
}
func TestDescription(t *testing.T) {
n := &NeptuneApex{}
if n.Description() == "" {
t.Errorf("Empty description")
}
}
func TestSampleConfig(t *testing.T) {
n := &NeptuneApex{}
if n.SampleConfig() == "" {
t.Errorf("Empty sample config")
}
}
// This fakeHttpClient creates a server and binds a client to it.
// That way, it is possible to control the http
// output from within the test without changes to the main code.

56
plugins/inputs/net_response/net_response.go
View File

@ -73,10 +73,10 @@ func (*NetResponse) SampleConfig() string {
// TCPGather will execute if there are TCP tests defined in the configuration.
// It will return a map[string]interface{} for fields and a map[string]string for tags
func (n *NetResponse) TCPGather() (tags map[string]string, fields map[string]interface{}) {
func (n *NetResponse) TCPGather() (map[string]string, map[string]interface{}, error) {
// Prepare returns
tags = make(map[string]string)
fields = make(map[string]interface{})
tags := make(map[string]string)
fields := make(map[string]interface{})
// Start Timer
start := time.Now()
// Connecting
@ -90,20 +90,24 @@ func (n *NetResponse) TCPGather() (tags map[string]string, fields map[string]int
} else {
setResult(ConnectionFailed, fields, tags, n.Expect)
}
return tags, fields
return tags, fields, nil
}
defer conn.Close()
// Send string if needed
if n.Send != "" {
msg := []byte(n.Send)
conn.Write(msg)
if _, gerr := conn.Write(msg); gerr != nil {
return nil, nil, gerr
}
// Stop timer
responseTime = time.Since(start).Seconds()
}
// Read string if needed
if n.Expect != "" {
// Set read timeout
conn.SetReadDeadline(time.Now().Add(n.ReadTimeout.Duration))
if gerr := conn.SetReadDeadline(time.Now().Add(n.ReadTimeout.Duration)); gerr != nil {
return nil, nil, gerr
}
// Prepare reader
reader := bufio.NewReader(conn)
tp := textproto.NewReader(reader)
@ -128,15 +132,15 @@ func (n *NetResponse) TCPGather() (tags map[string]string, fields map[string]int
setResult(Success, fields, tags, n.Expect)
}
fields["response_time"] = responseTime
return tags, fields
return tags, fields, nil
}
// UDPGather will execute if there are UDP tests defined in the configuration.
// It will return a map[string]interface{} for fields and a map[string]string for tags
func (n *NetResponse) UDPGather() (tags map[string]string, fields map[string]interface{}) {
func (n *NetResponse) UDPGather() (map[string]string, map[string]interface{}, error) {
// Prepare returns
tags = make(map[string]string)
fields = make(map[string]interface{})
tags := make(map[string]string)
fields := make(map[string]interface{})
// Start Timer
start := time.Now()
// Resolving
@ -144,22 +148,30 @@ func (n *NetResponse) UDPGather() (tags map[string]string, fields map[string]int
// Handle error
if err != nil {
setResult(ConnectionFailed, fields, tags, n.Expect)
return tags, fields
// Error encoded in result
//nolint:nilerr
return tags, fields, nil
}
// Connecting
conn, err := net.DialUDP("udp", nil, udpAddr)
// Handle error
if err != nil {
setResult(ConnectionFailed, fields, tags, n.Expect)
return tags, fields
// Error encoded in result
//nolint:nilerr
return tags, fields, nil
}
defer conn.Close()
// Send string
msg := []byte(n.Send)
conn.Write(msg)
if _, gerr := conn.Write(msg); gerr != nil {
return nil, nil, gerr
}
// Read string
// Set read timeout
conn.SetReadDeadline(time.Now().Add(n.ReadTimeout.Duration))
if gerr := conn.SetReadDeadline(time.Now().Add(n.ReadTimeout.Duration)); gerr != nil {
return nil, nil, gerr
}
// Read
buf := make([]byte, 1024)
_, _, err = conn.ReadFromUDP(buf)
@ -168,7 +180,9 @@ func (n *NetResponse) UDPGather() (tags map[string]string, fields map[string]int
// Handle error
if err != nil {
setResult(ReadFailed, fields, tags, n.Expect)
return tags, fields
// Error encoded in result
//nolint:nilerr
return tags, fields, nil
}
// Looking for string in answer
@ -182,7 +196,7 @@ func (n *NetResponse) UDPGather() (tags map[string]string, fields map[string]int
fields["response_time"] = responseTime
return tags, fields
return tags, fields, nil
}
// Gather is called by telegraf when the plugin is executed on its interval.
@ -220,10 +234,16 @@ func (n *NetResponse) Gather(acc telegraf.Accumulator) error {
var returnTags map[string]string
// Gather data
if n.Protocol == "tcp" {
returnTags, fields = n.TCPGather()
returnTags, fields, err = n.TCPGather()
if err != nil {
return err
}
tags["protocol"] = "tcp"
} else if n.Protocol == "udp" {
returnTags, fields = n.UDPGather()
returnTags, fields, err = n.UDPGather()
if err != nil {
return err
}
tags["protocol"] = "udp"
} else {
return errors.New("bad protocol")

106
plugins/inputs/net_response/net_response_test.go
View File

@ -9,24 +9,19 @@ import (
"github.com/influxdata/telegraf/internal"
"github.com/influxdata/telegraf/testutil"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestSample(t *testing.T) {
c := &NetResponse{}
output := c.SampleConfig()
if output != sampleConfig {
t.Error("Sample config doesn't match")
}
require.Equal(t, output, sampleConfig, "Sample config doesn't match")
}
func TestDescription(t *testing.T) {
c := &NetResponse{}
output := c.Description()
if output != description {
t.Error("Description output is not correct")
}
require.Equal(t, output, description, "Description output is not correct")
}
func TestBadProtocol(t *testing.T) {
var acc testutil.Accumulator
@ -36,9 +31,9 @@ func TestBadProtocol(t *testing.T) {
Address: ":9999",
}
// Error
err1 := c.Gather(&acc)
require.Error(t, err1)
assert.Equal(t, "bad protocol", err1.Error())
err := c.Gather(&acc)
require.Error(t, err)
require.Equal(t, "bad protocol", err.Error())
}
func TestNoPort(t *testing.T) {
@ -47,9 +42,9 @@ func TestNoPort(t *testing.T) {
Protocol: "tcp",
Address: ":",
}
err1 := c.Gather(&acc)
require.Error(t, err1)
assert.Equal(t, "bad port", err1.Error())
err := c.Gather(&acc)
require.Error(t, err)
require.Equal(t, "bad port", err.Error())
}
func TestAddressOnly(t *testing.T) {
@ -58,9 +53,9 @@ func TestAddressOnly(t *testing.T) {
Protocol: "tcp",
Address: "127.0.0.1",
}
err1 := c.Gather(&acc)
require.Error(t, err1)
assert.Equal(t, "address 127.0.0.1: missing port in address", err1.Error())
err := c.Gather(&acc)
require.Error(t, err)
require.Equal(t, "address 127.0.0.1: missing port in address", err.Error())
}
func TestSendExpectStrings(t *testing.T) {
@ -77,12 +72,12 @@ func TestSendExpectStrings(t *testing.T) {
Send: "toast",
Expect: "",
}
err1 := tc.Gather(&acc)
require.Error(t, err1)
assert.Equal(t, "send string cannot be empty", err1.Error())
err2 := uc.Gather(&acc)
require.Error(t, err2)
assert.Equal(t, "expected string cannot be empty", err2.Error())
err := tc.Gather(&acc)
require.Error(t, err)
require.Equal(t, "send string cannot be empty", err.Error())
err = uc.Gather(&acc)
require.Error(t, err)
require.Equal(t, "expected string cannot be empty", err.Error())
}
func TestTCPError(t *testing.T) {
@ -93,9 +88,8 @@ func TestTCPError(t *testing.T) {
Address: ":9999",
Timeout: internal.Duration{Duration: time.Second * 30},
}
// Error
err1 := c.Gather(&acc)
require.NoError(t, err1)
// Gather
require.NoError(t, c.Gather(&acc))
acc.AssertContainsTaggedFields(t,
"net_response",
map[string]interface{}{
@ -125,17 +119,17 @@ func TestTCPOK1(t *testing.T) {
}
// Start TCP server
wg.Add(1)
go TCPServer(&wg)
wg.Wait()
// Connect
go TCPServer(t, &wg)
wg.Wait() // Wait for the server to spin up
wg.Add(1)
err1 := c.Gather(&acc)
wg.Wait()
// Connect
require.NoError(t, c.Gather(&acc))
acc.Wait(1)
// Override response time
for _, p := range acc.Metrics {
p.Fields["response_time"] = 1.0
}
require.NoError(t, err1)
acc.AssertContainsTaggedFields(t,
"net_response",
map[string]interface{}{
@ -169,17 +163,18 @@ func TestTCPOK2(t *testing.T) {
}
// Start TCP server
wg.Add(1)
go TCPServer(&wg)
go TCPServer(t, &wg)
wg.Wait()
// Connect
wg.Add(1)
err1 := c.Gather(&acc)
wg.Wait()
// Connect
require.NoError(t, c.Gather(&acc))
acc.Wait(1)
// Override response time
for _, p := range acc.Metrics {
p.Fields["response_time"] = 1.0
}
require.NoError(t, err1)
acc.AssertContainsTaggedFields(t,
"net_response",
map[string]interface{}{
@ -209,13 +204,14 @@ func TestUDPError(t *testing.T) {
Protocol: "udp",
}
// Gather
err1 := c.Gather(&acc)
require.NoError(t, c.Gather(&acc))
acc.Wait(1)
// Override response time
for _, p := range acc.Metrics {
p.Fields["response_time"] = 1.0
}
// Error
require.NoError(t, err1)
acc.AssertContainsTaggedFields(t,
"net_response",
map[string]interface{}{
@ -247,17 +243,18 @@ func TestUDPOK1(t *testing.T) {
}
// Start UDP server
wg.Add(1)
go UDPServer(&wg)
go UDPServer(t, &wg)
wg.Wait()
// Connect
wg.Add(1)
err1 := c.Gather(&acc)
wg.Wait()
// Connect
require.NoError(t, c.Gather(&acc))
acc.Wait(1)
// Override response time
for _, p := range acc.Metrics {
p.Fields["response_time"] = 1.0
}
require.NoError(t, err1)
acc.AssertContainsTaggedFields(t,
"net_response",
map[string]interface{}{
@ -277,26 +274,29 @@ func TestUDPOK1(t *testing.T) {
wg.Wait()
}
func UDPServer(wg *sync.WaitGroup) {
func UDPServer(t *testing.T, wg *sync.WaitGroup) {
defer wg.Done()
udpAddr, _ := net.ResolveUDPAddr("udp", "127.0.0.1:2004")
conn, _ := net.ListenUDP("udp", udpAddr)
wg.Done()
buf := make([]byte, 1024)
_, remoteaddr, _ := conn.ReadFromUDP(buf)
conn.WriteToUDP(buf, remoteaddr)
conn.Close()
wg.Done()
_, err := conn.WriteToUDP(buf, remoteaddr)
require.NoError(t, err)
require.NoError(t, conn.Close())
}
func TCPServer(wg *sync.WaitGroup) {
func TCPServer(t *testing.T, wg *sync.WaitGroup) {
defer wg.Done()
tcpAddr, _ := net.ResolveTCPAddr("tcp", "127.0.0.1:2004")
tcpServer, _ := net.ListenTCP("tcp", tcpAddr)
wg.Done()
conn, _ := tcpServer.AcceptTCP()
buf := make([]byte, 1024)
conn.Read(buf)
conn.Write(buf)
conn.CloseWrite()
tcpServer.Close()
wg.Done()
_, err := conn.Read(buf)
require.NoError(t, err)
_, err = conn.Write(buf)
require.NoError(t, err)
require.NoError(t, conn.CloseWrite())
require.NoError(t, tcpServer.Close())
}

3
plugins/inputs/nfsclient/nfsclient.go
View File

@ -326,8 +326,7 @@ func (n *NFSClient) Gather(acc telegraf.Accumulator) error {
defer file.Close()
scanner := bufio.NewScanner(file)
err = n.processText(scanner, acc)
if err != nil {
if err := n.processText(scanner, acc); err != nil {
return err
}

16
plugins/inputs/nginx/nginx_test.go
View File

@ -46,10 +46,11 @@ func TestNginxGeneratesMetrics(t *testing.T) {
} else if r.URL.Path == "/tengine_status" {
rsp = tengineSampleResponse
} else {
panic("Cannot handle request")
require.Fail(t, "Cannot handle request")
}
fmt.Fprintln(w, rsp)
_, err := fmt.Fprintln(w, rsp)
require.NoError(t, err)
}))
defer ts.Close()
@ -64,11 +65,8 @@ func TestNginxGeneratesMetrics(t *testing.T) {
var accNginx testutil.Accumulator
var accTengine testutil.Accumulator
errNginx := accNginx.GatherError(n.Gather)
errTengine := accTengine.GatherError(nt.Gather)
require.NoError(t, errNginx)
require.NoError(t, errTengine)
require.NoError(t, accNginx.GatherError(n.Gather))
require.NoError(t, accTengine.GatherError(nt.Gather))
fieldsNginx := map[string]interface{}{
"active": uint64(585),
@ -91,9 +89,7 @@ func TestNginxGeneratesMetrics(t *testing.T) {
}
addr, err := url.Parse(ts.URL)
if err != nil {
panic(err)
}
require.NoError(t, err)
host, port, err := net.SplitHostPort(addr.Host)
if err != nil {

18
plugins/inputs/nginx_plus/nginx_plus_test.go
View File

@ -253,14 +253,13 @@ func TestNginxPlusGeneratesMetrics(t *testing.T) {
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
var rsp string
if r.URL.Path == "/status" {
rsp = sampleStatusResponse
w.Header()["Content-Type"] = []string{"application/json"}
} else {
panic("Cannot handle request")
}
require.Equal(t, r.URL.Path, "/status", "Cannot handle request")
fmt.Fprintln(w, rsp)
rsp = sampleStatusResponse
w.Header()["Content-Type"] = []string{"application/json"}
_, err := fmt.Fprintln(w, rsp)
require.NoError(t, err)
}))
defer ts.Close()
@ -271,13 +270,10 @@ func TestNginxPlusGeneratesMetrics(t *testing.T) {
var acc testutil.Accumulator
errNginx := n.Gather(&acc)
require.NoError(t, errNginx)
addr, err := url.Parse(ts.URL)
if err != nil {
panic(err)
}
require.NoError(t, err)
host, port, err := net.SplitHostPort(addr.Host)
if err != nil {

41
plugins/inputs/nginx_plus_api/nginx_plus_api_metrics_test.go
View File

@ -1212,9 +1212,7 @@ func TestUnavailableEndpoints(t *testing.T) {
}
addr, err := url.Parse(ts.URL)
if err != nil {
t.Fatal(err)
}
require.NoError(t, err)
var acc testutil.Accumulator
n.gatherMetrics(addr, &acc)
@ -1232,9 +1230,7 @@ func TestServerError(t *testing.T) {
}
addr, err := url.Parse(ts.URL)
if err != nil {
t.Fatal(err)
}
require.NoError(t, err)
var acc testutil.Accumulator
n.gatherMetrics(addr, &acc)
@ -1244,7 +1240,8 @@ func TestServerError(t *testing.T) {
func TestMalformedJSON(t *testing.T) {
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.Header().Set("Content-Type", "application/json; charset=utf-8")
fmt.Fprintln(w, "this is not JSON")
_, err := fmt.Fprintln(w, "this is not JSON")
require.NoError(t, err)
}))
defer ts.Close()
@ -1253,9 +1250,7 @@ func TestMalformedJSON(t *testing.T) {
}
addr, err := url.Parse(ts.URL)
if err != nil {
t.Fatal(err)
}
require.NoError(t, err)
var acc testutil.Accumulator
n.gatherMetrics(addr, &acc)
@ -1273,9 +1268,7 @@ func TestUnknownContentType(t *testing.T) {
}
addr, err := url.Parse(ts.URL)
if err != nil {
t.Fatal(err)
}
require.NoError(t, err)
var acc testutil.Accumulator
n.gatherMetrics(addr, &acc)
@ -1285,9 +1278,7 @@ func TestUnknownContentType(t *testing.T) {
func prepareAddr(t *testing.T, ts *httptest.Server) (*url.URL, string, string) {
t.Helper()
addr, err := url.Parse(fmt.Sprintf("%s/api", ts.URL))
if err != nil {
t.Fatal(err)
}
require.NoError(t, err)
host, port, err := net.SplitHostPort(addr.Host)
@ -1307,16 +1298,11 @@ func prepareAddr(t *testing.T, ts *httptest.Server) (*url.URL, string, string) {
func prepareEndpoint(t *testing.T, path string, payload string) (*httptest.Server, *NginxPlusAPI) {
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
var rsp string
require.Equal(t, r.URL.Path, fmt.Sprintf("/api/%d/%s", defaultAPIVersion, path), "unknown request path")
if r.URL.Path == fmt.Sprintf("/api/%d/%s", defaultAPIVersion, path) {
rsp = payload
w.Header()["Content-Type"] = []string{"application/json"}
} else {
t.Errorf("unknown request path")
}
fmt.Fprintln(w, rsp)
w.Header()["Content-Type"] = []string{"application/json"}
_, err := fmt.Fprintln(w, payload)
require.NoError(t, err)
}))
n := &NginxPlusAPI{
@ -1325,9 +1311,8 @@ func prepareEndpoint(t *testing.T, path string, payload string) (*httptest.Serve
}
client, err := n.createHTTPClient()
if err != nil {
t.Fatal(err)
}
require.NoError(t, err)
n.client = client
return ts, n

18
plugins/inputs/nginx_sts/nginx_sts_test.go
View File

@ -166,14 +166,13 @@ func TestNginxPlusGeneratesMetrics(t *testing.T) {
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
var rsp string
if r.URL.Path == "/status" {
rsp = sampleStatusResponse
w.Header()["Content-Type"] = []string{"application/json"}
} else {
panic("Cannot handle request")
}
require.Equal(t, r.URL.Path, "/status", "Cannot handle request")
fmt.Fprintln(w, rsp)
rsp = sampleStatusResponse
w.Header()["Content-Type"] = []string{"application/json"}
_, err := fmt.Fprintln(w, rsp)
require.NoError(t, err)
}))
defer ts.Close()
@ -184,13 +183,10 @@ func TestNginxPlusGeneratesMetrics(t *testing.T) {
var acc testutil.Accumulator
err := n.Gather(&acc)
require.NoError(t, err)
addr, err := url.Parse(ts.URL)
if err != nil {
panic(err)
}
require.NoError(t, err)
host, port, err := net.SplitHostPort(addr.Host)
if err != nil {

26
plugins/inputs/nginx_upstream_check/nginx_upstream_check_test.go
View File

@ -45,14 +45,13 @@ func TestNginxUpstreamCheckData(test *testing.T) {
testServer := httptest.NewServer(http.HandlerFunc(func(responseWriter http.ResponseWriter, request *http.Request) {
var response string
if request.URL.Path == "/status" {
response = sampleStatusResponse
responseWriter.Header()["Content-Type"] = []string{"application/json"}
} else {
panic("Cannot handle request")
}
require.Equal(test, request.URL.Path, "/status", "Cannot handle request")
fmt.Fprintln(responseWriter, response)
response = sampleStatusResponse
responseWriter.Header()["Content-Type"] = []string{"application/json"}
_, err := fmt.Fprintln(responseWriter, response)
require.NoError(test, err)
}))
defer testServer.Close()
@ -103,14 +102,13 @@ func TestNginxUpstreamCheckRequest(test *testing.T) {
testServer := httptest.NewServer(http.HandlerFunc(func(responseWriter http.ResponseWriter, request *http.Request) {
var response string
if request.URL.Path == "/status" {
response = sampleStatusResponse
responseWriter.Header()["Content-Type"] = []string{"application/json"}
} else {
panic("Cannot handle request")
}
require.Equal(test, request.URL.Path, "/status", "Cannot handle request")
fmt.Fprintln(responseWriter, response)
response = sampleStatusResponse
responseWriter.Header()["Content-Type"] = []string{"application/json"}
_, err := fmt.Fprintln(responseWriter, response)
require.NoError(test, err)
require.Equal(test, request.Method, "POST")
require.Equal(test, request.Header.Get("X-Test"), "test-value")

18
plugins/inputs/nginx_vts/nginx_vts_test.go
View File

@ -203,14 +203,13 @@ func TestNginxPlusGeneratesMetrics(t *testing.T) {
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
var rsp string
if r.URL.Path == "/status" {
rsp = sampleStatusResponse
w.Header()["Content-Type"] = []string{"application/json"}
} else {
panic("Cannot handle request")
}
require.Equal(t, r.URL.Path, "/status", "Cannot handle request")
fmt.Fprintln(w, rsp)
rsp = sampleStatusResponse
w.Header()["Content-Type"] = []string{"application/json"}
_, err := fmt.Fprintln(w, rsp)
require.NoError(t, err)
}))
defer ts.Close()
@ -221,13 +220,10 @@ func TestNginxPlusGeneratesMetrics(t *testing.T) {
var acc testutil.Accumulator
err := n.Gather(&acc)
require.NoError(t, err)
addr, err := url.Parse(ts.URL)
if err != nil {
panic(err)
}
require.NoError(t, err)
host, port, err := net.SplitHostPort(addr.Host)
if err != nil {

6
plugins/inputs/nsq/nsq_test.go
View File

@ -15,7 +15,8 @@ import (
func TestNSQStatsV1(t *testing.T) {
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.WriteHeader(http.StatusOK)
fmt.Fprintln(w, responseV1)
_, err := fmt.Fprintln(w, responseV1)
require.NoError(t, err)
}))
defer ts.Close()
@ -271,7 +272,8 @@ var responseV1 = `
func TestNSQStatsPreV1(t *testing.T) {
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.WriteHeader(http.StatusOK)
fmt.Fprintln(w, responsePreV1)
_, err := fmt.Fprintln(w, responsePreV1)
require.NoError(t, err)
}))
defer ts.Close()

14
plugins/inputs/nsq_consumer/nsq_consumer.go
View File

@ -102,7 +102,9 @@ func (n *NSQConsumer) Start(ac telegraf.Accumulator) error {
ctx, cancel := context.WithCancel(context.Background())
n.cancel = cancel
n.connect()
if err := n.connect(); err != nil {
return err
}
n.consumer.SetLogger(&logger{log: n.Log}, nsq.LogLevelInfo)
n.consumer.AddHandler(nsq.HandlerFunc(func(message *nsq.Message) error {
metrics, err := n.parser.Parse(message.Body)
@ -133,9 +135,15 @@ func (n *NSQConsumer) Start(ac telegraf.Accumulator) error {
}))
if len(n.Nsqlookupd) > 0 {
n.consumer.ConnectToNSQLookupds(n.Nsqlookupd)
err := n.consumer.ConnectToNSQLookupds(n.Nsqlookupd)
if err != nil && err != nsq.ErrAlreadyConnected {
return err
}
}
err := n.consumer.ConnectToNSQDs(append(n.Nsqd, n.Server))
if err != nil && err != nsq.ErrAlreadyConnected {
return err
}
n.consumer.ConnectToNSQDs(append(n.Nsqd, n.Server))
n.wg.Add(1)
go func() {

65
plugins/inputs/nsq_consumer/nsq_consumer_test.go
View File

@ -14,7 +14,7 @@ import (
"github.com/influxdata/telegraf/plugins/parsers"
"github.com/influxdata/telegraf/testutil"
"github.com/nsqio/go-nsq"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
// This test is modeled after the kafka consumer integration test
@ -22,12 +22,15 @@ func TestReadsMetricsFromNSQ(t *testing.T) {
msgID := nsq.MessageID{'1', '2', '3', '4', '5', '6', '7', '8', '9', '0', 'a', 's', 'd', 'f', 'g', 'h'}
msg := nsq.NewMessage(msgID, []byte("cpu_load_short,direction=in,host=server01,region=us-west value=23422.0 1422568543702900257\n"))
frameMsg, err := frameMessage(msg)
require.NoError(t, err)
script := []instruction{
// SUB
{0, nsq.FrameTypeResponse, []byte("OK")},
// IDENTIFY
{0, nsq.FrameTypeResponse, []byte("OK")},
{20 * time.Millisecond, nsq.FrameTypeMessage, frameMessage(msg)},
{20 * time.Millisecond, nsq.FrameTypeMessage, frameMsg},
// needed to exit test
{100 * time.Millisecond, -1, []byte("exit")},
}
@ -48,26 +51,22 @@ func TestReadsMetricsFromNSQ(t *testing.T) {
p, _ := parsers.NewInfluxParser()
consumer.SetParser(p)
var acc testutil.Accumulator
assert.Equal(t, 0, len(acc.Metrics), "There should not be any points")
if err := consumer.Start(&acc); err != nil {
t.Fatal(err.Error())
}
require.Len(t, acc.Metrics, 0, "There should not be any points")
require.NoError(t, consumer.Start(&acc))
waitForPoint(&acc, t)
if len(acc.Metrics) == 1 {
point := acc.Metrics[0]
assert.Equal(t, "cpu_load_short", point.Measurement)
assert.Equal(t, map[string]interface{}{"value": 23422.0}, point.Fields)
assert.Equal(t, map[string]string{
"host": "server01",
"direction": "in",
"region": "us-west",
}, point.Tags)
assert.Equal(t, time.Unix(0, 1422568543702900257).Unix(), point.Time.Unix())
} else {
t.Errorf("No points found in accumulator, expected 1")
}
require.Len(t, acc.Metrics, 1, "No points found in accumulator, expected 1")
point := acc.Metrics[0]
require.Equal(t, "cpu_load_short", point.Measurement)
require.Equal(t, map[string]interface{}{"value": 23422.0}, point.Fields)
require.Equal(t, map[string]string{
"host": "server01",
"direction": "in",
"region": "us-west",
}, point.Tags)
require.Equal(t, time.Unix(0, 1422568543702900257).Unix(), point.Time.Unix())
}
// Waits for the metric that was sent to the kafka broker to arrive at the kafka
@ -201,9 +200,14 @@ func (n *mockNSQD) handle(conn net.Conn) {
}
rdyCount--
}
_, err := conn.Write(framedResponse(inst.frameType, inst.body))
buf, err := framedResponse(inst.frameType, inst.body)
if err != nil {
log.Printf(err.Error())
log.Print(err.Error())
goto exit
}
_, err = conn.Write(buf)
if err != nil {
log.Print(err.Error())
goto exit
}
scriptTime = time.After(n.script[idx+1].delay)
@ -212,11 +216,14 @@ func (n *mockNSQD) handle(conn net.Conn) {
}
exit:
// Ignore the returned error as we cannot do anything about it anyway
//nolint:errcheck,revive
n.tcpListener.Close()
//nolint:errcheck,revive
conn.Close()
}
func framedResponse(frameType int32, data []byte) []byte {
func framedResponse(frameType int32, data []byte) ([]byte, error) {
var w bytes.Buffer
beBuf := make([]byte, 4)
@ -225,21 +232,21 @@ func framedResponse(frameType int32, data []byte) []byte {
binary.BigEndian.PutUint32(beBuf, size)
_, err := w.Write(beBuf)
if err != nil {
return nil
return nil, err
}
binary.BigEndian.PutUint32(beBuf, uint32(frameType))
_, err = w.Write(beBuf)
if err != nil {
return nil
return nil, err
}
w.Write(data)
return w.Bytes()
_, err = w.Write(data)
return w.Bytes(), err
}
func frameMessage(m *nsq.Message) []byte {
func frameMessage(m *nsq.Message) ([]byte, error) {
var b bytes.Buffer
m.WriteTo(&b)
return b.Bytes()
_, err := m.WriteTo(&b)
return b.Bytes(), err
}

14
plugins/inputs/opcua/opcua_client.go
View File

@ -328,10 +328,18 @@ func newMP(n *Node) metricParts {
var sb strings.Builder
for i, key := range keys {
if i != 0 {
// Writes to a string-builder will always succeed
//nolint:errcheck,revive
sb.WriteString(", ")
}
// Writes to a string-builder will always succeed
//nolint:errcheck,revive
sb.WriteString(key)
// Writes to a string-builder will always succeed
//nolint:errcheck,revive
sb.WriteString("=")
// Writes to a string-builder will always succeed
//nolint:errcheck,revive
sb.WriteString(n.metricTags[key])
}
x := metricParts{
@ -397,7 +405,9 @@ func Connect(o *OpcUA) error {
o.state = Connecting
if o.client != nil {
o.client.CloseSession()
if err := o.client.CloseSession(); err != nil {
return err
}
}
o.client = opcua.NewClient(o.Endpoint, o.opts...)
@ -515,6 +525,8 @@ func (o *OpcUA) Gather(acc telegraf.Accumulator) error {
err := o.getData()
if err != nil && o.state == Connected {
o.state = Disconnected
// Ignore returned error to not mask the original problem
//nolint:errcheck,revive
disconnect(o)
return err
}

20
plugins/inputs/opcua/opcua_util.go
View File

@ -104,10 +104,13 @@ func generateCert(host string, rsaBits int, certFile, keyFile string, dur time.D
keyOut, err := os.OpenFile(keyFile, os.O_WRONLY|os.O_CREATE|os.O_TRUNC, 0600)
if err != nil {
log.Printf("failed to open %s for writing: %s", keyFile, err)
return "", "", nil
return "", "", fmt.Errorf("failed to open %s for writing: %s", keyFile, err)
}
if err := pem.Encode(keyOut, pemBlockForKey(priv)); err != nil {
keyBlock, err := pemBlockForKey(priv)
if err != nil {
return "", "", fmt.Errorf("error generating block: %v", err)
}
if err := pem.Encode(keyOut, keyBlock); err != nil {
return "", "", fmt.Errorf("failed to write data to %s: %s", keyFile, err)
}
if err := keyOut.Close(); err != nil {
@ -128,19 +131,18 @@ func publicKey(priv interface{}) interface{} {
}
}
func pemBlockForKey(priv interface{}) *pem.Block {
func pemBlockForKey(priv interface{}) (*pem.Block, error) {
switch k := priv.(type) {
case *rsa.PrivateKey:
return &pem.Block{Type: "RSA PRIVATE KEY", Bytes: x509.MarshalPKCS1PrivateKey(k)}
return &pem.Block{Type: "RSA PRIVATE KEY", Bytes: x509.MarshalPKCS1PrivateKey(k)}, nil
case *ecdsa.PrivateKey:
b, err := x509.MarshalECPrivateKey(k)
if err != nil {
fmt.Fprintf(os.Stderr, "Unable to marshal ECDSA private key: %v", err)
os.Exit(2)
return nil, fmt.Errorf("unable to marshal ECDSA private key: %v", err)
}
return &pem.Block{Type: "EC PRIVATE KEY", Bytes: b}
return &pem.Block{Type: "EC PRIVATE KEY", Bytes: b}, nil
default:
return nil
return nil, nil
}
}

52
plugins/inputs/openweathermap/openweathermap_test.go
View File

@ -408,10 +408,11 @@ func TestForecastGeneratesMetrics(t *testing.T) {
} else if r.URL.Path == "/data/2.5/group" {
rsp = sampleNoContent
} else {
panic("Cannot handle request")
require.Fail(t, "Cannot handle request")
}
fmt.Fprintln(w, rsp)
_, err := fmt.Fprintln(w, rsp)
require.NoError(t, err)
}))
defer ts.Close()
@ -422,12 +423,11 @@ func TestForecastGeneratesMetrics(t *testing.T) {
Fetch: []string{"weather", "forecast"},
Units: "metric",
}
n.Init()
require.NoError(t, n.Init())
var acc testutil.Accumulator
err := n.Gather(&acc)
require.NoError(t, err)
require.NoError(t, n.Gather(&acc))
expected := []telegraf.Metric{
testutil.MustMetric(
@ -492,10 +492,11 @@ func TestWeatherGeneratesMetrics(t *testing.T) {
} else if r.URL.Path == "/data/2.5/forecast" {
rsp = sampleNoContent
} else {
panic("Cannot handle request")
require.Fail(t, "Cannot handle request")
}
fmt.Fprintln(w, rsp)
_, err := fmt.Fprintln(w, rsp)
require.NoError(t, err)
}))
defer ts.Close()
@ -506,12 +507,11 @@ func TestWeatherGeneratesMetrics(t *testing.T) {
Fetch: []string{"weather"},
Units: "metric",
}
n.Init()
require.NoError(t, n.Init())
var acc testutil.Accumulator
err := n.Gather(&acc)
require.NoError(t, err)
require.NoError(t, n.Gather(&acc))
expected := []telegraf.Metric{
testutil.MustMetric(
@ -552,10 +552,11 @@ func TestRainMetrics(t *testing.T) {
rsp = rainWeatherResponse
w.Header()["Content-Type"] = []string{"application/json"}
} else {
panic("Cannot handle request")
require.Fail(t, "Cannot handle request")
}
fmt.Fprintln(w, rsp)
_, err := fmt.Fprintln(w, rsp)
require.NoError(t, err)
}))
defer ts.Close()
@ -566,12 +567,11 @@ func TestRainMetrics(t *testing.T) {
Fetch: []string{"weather"},
Units: "metric",
}
n.Init()
require.NoError(t, n.Init())
var acc testutil.Accumulator
err := n.Gather(&acc)
require.NoError(t, err)
require.NoError(t, n.Gather(&acc))
expected := []telegraf.Metric{
// City with 1h rain value
@ -695,10 +695,11 @@ func TestBatchWeatherGeneratesMetrics(t *testing.T) {
} else if r.URL.Path == "/data/2.5/forecast" {
rsp = sampleNoContent
} else {
panic("Cannot handle request")
require.Fail(t, "Cannot handle request")
}
fmt.Fprintln(w, rsp)
_, err := fmt.Fprintln(w, rsp)
require.NoError(t, err)
}))
defer ts.Close()
@ -709,12 +710,11 @@ func TestBatchWeatherGeneratesMetrics(t *testing.T) {
Fetch: []string{"weather"},
Units: "metric",
}
n.Init()
require.NoError(t, n.Init())
var acc testutil.Accumulator
err := n.Gather(&acc)
require.NoError(t, err)
require.NoError(t, n.Gather(&acc))
expected := []telegraf.Metric{
testutil.MustMetric(
@ -804,27 +804,27 @@ func TestBatchWeatherGeneratesMetrics(t *testing.T) {
func TestFormatURL(t *testing.T) {
n := &OpenWeatherMap{
AppID: "appid",
Units: "units",
Lang: "lang",
Units: "metric",
Lang: "de",
BaseURL: "http://foo.com",
}
n.Init()
require.NoError(t, n.Init())
require.Equal(t,
"http://foo.com/data/2.5/forecast?APPID=appid&id=12345&lang=lang&units=units",
"http://foo.com/data/2.5/forecast?APPID=appid&id=12345&lang=de&units=metric",
n.formatURL("/data/2.5/forecast", "12345"))
}
func TestDefaultUnits(t *testing.T) {
n := &OpenWeatherMap{}
n.Init()
require.NoError(t, n.Init())
require.Equal(t, "metric", n.Units)
}
func TestDefaultLang(t *testing.T) {
n := &OpenWeatherMap{}
n.Init()
require.NoError(t, n.Init())
require.Equal(t, "en", n.Lang)
}

26
plugins/inputs/passenger/passenger_test.go
View File

@ -15,7 +15,7 @@ import (
"github.com/influxdata/telegraf/testutil"
)
func fakePassengerStatus(stat string) string {
func fakePassengerStatus(stat string) (string, error) {
var fileExtension, content string
if runtime.GOOS == "windows" {
fileExtension = ".bat"
@ -28,12 +28,16 @@ func fakePassengerStatus(stat string) string {
}
tempFilePath := filepath.Join(os.TempDir(), "passenger-status"+fileExtension)
ioutil.WriteFile(tempFilePath, []byte(content), 0700)
if err := ioutil.WriteFile(tempFilePath, []byte(content), 0700); err != nil {
return "", err
}
return tempFilePath
return tempFilePath, nil
}
func teardown(tempFilePath string) {
// Ignore the returned error as we want to remove the file and ignore missing file errors
//nolint:errcheck,revive
os.Remove(tempFilePath)
}
@ -50,7 +54,8 @@ func Test_Invalid_Passenger_Status_Cli(t *testing.T) {
}
func Test_Invalid_Xml(t *testing.T) {
tempFilePath := fakePassengerStatus("invalid xml")
tempFilePath, err := fakePassengerStatus("invalid xml")
require.NoError(t, err)
defer teardown(tempFilePath)
r := &passenger{
@ -59,27 +64,29 @@ func Test_Invalid_Xml(t *testing.T) {
var acc testutil.Accumulator
err := r.Gather(&acc)
err = r.Gather(&acc)
require.Error(t, err)
assert.Equal(t, "cannot parse input with error: EOF", err.Error())
}
// We test this by ensure that the error message match the path of default cli
func Test_Default_Config_Load_Default_Command(t *testing.T) {
tempFilePath := fakePassengerStatus("invalid xml")
tempFilePath, err := fakePassengerStatus("invalid xml")
require.NoError(t, err)
defer teardown(tempFilePath)
r := &passenger{}
var acc testutil.Accumulator
err := r.Gather(&acc)
err = r.Gather(&acc)
require.Error(t, err)
assert.Contains(t, err.Error(), "exec: \"passenger-status\": executable file not found in ")
}
func TestPassengerGenerateMetric(t *testing.T) {
tempFilePath := fakePassengerStatus(sampleStat)
tempFilePath, err := fakePassengerStatus(sampleStat)
require.NoError(t, err)
defer teardown(tempFilePath)
//Now we tested again above server, with our authentication data
@ -89,8 +96,7 @@ func TestPassengerGenerateMetric(t *testing.T) {
var acc testutil.Accumulator
err := r.Gather(&acc)
require.NoError(t, err)
require.NoError(t, r.Gather(&acc))
tags := map[string]string{
"passenger_version": "5.0.17",

8
plugins/inputs/pgbouncer/pgbouncer.go
View File

@ -170,9 +170,13 @@ func (p *PgBouncer) accRow(row scanner, columns []string) (map[string]string,
}
if columnMap["database"] != nil {
// extract the database name from the column map
dbname.WriteString((*columnMap["database"]).(string))
if _, err := dbname.WriteString((*columnMap["database"]).(string)); err != nil {
return nil, nil, err
}
} else {
dbname.WriteString("postgres")
if _, err := dbname.WriteString("postgres"); err != nil {
return nil, nil, err
}
}
var tagAddress string

41
plugins/inputs/phpfpm/child.go
View File

@ -193,8 +193,7 @@ func (c *child) handleRecord(rec *record) error {
return err
}
if br.role != roleResponder {
c.conn.writeEndRequest(rec.h.ID, 0, statusUnknownRole)
return nil
return c.conn.writeEndRequest(rec.h.ID, 0, statusUnknownRole)
}
req = newRequest(rec.h.ID, br.flags)
c.mu.Lock()
@ -226,15 +225,18 @@ func (c *child) handleRecord(rec *record) error {
if len(content) > 0 {
// TODO(eds): This blocks until the handler reads from the pipe.
// If the handler takes a long time, it might be a problem.
req.pw.Write(content)
if _, err := req.pw.Write(content); err != nil {
return err
}
} else if req.pw != nil {
req.pw.Close()
if err := req.pw.Close(); err != nil {
return err
}
}
return nil
case typeGetValues:
values := map[string]string{"FCGI_MPXS_CONNS": "1"}
c.conn.writePairs(typeGetValuesResult, 0, values)
return nil
return c.conn.writePairs(typeGetValuesResult, 0, values)
case typeData:
// If the filter role is implemented, read the data stream here.
return nil
@ -242,9 +244,13 @@ func (c *child) handleRecord(rec *record) error {
c.mu.Lock()
delete(c.requests, rec.h.ID)
c.mu.Unlock()
c.conn.writeEndRequest(rec.h.ID, 0, statusRequestComplete)
if err := c.conn.writeEndRequest(rec.h.ID, 0, statusRequestComplete); err != nil {
return err
}
if req.pw != nil {
req.pw.CloseWithError(ErrRequestAborted)
if err := req.pw.CloseWithError(ErrRequestAborted); err != nil {
return err
}
}
if !req.keepConn {
// connection will close upon return
@ -254,8 +260,7 @@ func (c *child) handleRecord(rec *record) error {
default:
b := make([]byte, 8)
b[0] = byte(rec.h.Type)
c.conn.writeRecord(typeUnknownType, 0, b)
return nil
return c.conn.writeRecord(typeUnknownType, 0, b)
}
}
@ -265,16 +270,22 @@ func (c *child) serveRequest(req *request, body io.ReadCloser) {
if err != nil {
// there was an error reading the request
r.WriteHeader(http.StatusInternalServerError)
c.conn.writeRecord(typeStderr, req.reqID, []byte(err.Error()))
if err := c.conn.writeRecord(typeStderr, req.reqID, []byte(err.Error())); err != nil {
return
}
} else {
httpReq.Body = body
c.handler.ServeHTTP(r, httpReq)
}
// Ignore the returned error as we cannot do anything about it anyway
//nolint:errcheck,revive
r.Close()
c.mu.Lock()
delete(c.requests, req.reqID)
c.mu.Unlock()
c.conn.writeEndRequest(req.reqID, 0, statusRequestComplete)
if err := c.conn.writeEndRequest(req.reqID, 0, statusRequestComplete); err != nil {
return
}
// Consume the entire body, so the host isn't still writing to
// us when we close the socket below in the !keepConn case,
@ -283,10 +294,14 @@ func (c *child) serveRequest(req *request, body io.ReadCloser) {
// some sort of abort request to the host, so the host
// can properly cut off the client sending all the data.
// For now just bound it a little and
//nolint:errcheck,revive
io.CopyN(ioutil.Discard, body, 100<<20)
//nolint:errcheck,revive
body.Close()
if !req.keepConn {
// Ignore the returned error as we cannot do anything about it anyway
//nolint:errcheck,revive
c.conn.Close()
}
}
@ -298,6 +313,8 @@ func (c *child) cleanUp() {
if req.pw != nil {
// race with call to Close in c.serveRequest doesn't matter because
// Pipe(Reader|Writer).Close are idempotent
// Ignore the returned error as we continue in the loop anyway
//nolint:errcheck,revive
req.pw.CloseWithError(ErrConnClosed)
}
}

5
plugins/inputs/phpfpm/fcgi.go
View File

@ -186,8 +186,7 @@ func (c *conn) writePairs(recType recType, reqID uint16, pairs map[string]string
return err
}
}
w.Close()
return nil
return w.Close()
}
func readSize(s []byte) (uint32, int) {
@ -232,6 +231,8 @@ type bufWriter struct {
func (w *bufWriter) Close() error {
if err := w.Writer.Flush(); err != nil {
// Ignore the returned error as we cannot do anything about it anyway
//nolint:errcheck,revive
w.closer.Close()
return err
}

86
plugins/inputs/phpfpm/phpfpm_test.go
View File

@ -26,6 +26,8 @@ type statServer struct{}
func (s statServer) ServeHTTP(w http.ResponseWriter, _ *http.Request) {
w.Header().Set("Content-Type", "text/plain")
w.Header().Set("Content-Length", fmt.Sprint(len(outputSample)))
// Ignore the returned error as the tests will fail anyway
//nolint:errcheck,revive
fmt.Fprint(w, outputSample)
}
@ -34,7 +36,8 @@ func TestPhpFpmGeneratesMetrics_From_Http(t *testing.T) {
require.Equal(t, "ok", r.URL.Query().Get("test"))
w.Header().Set("Content-Type", "text/plain")
w.Header().Set("Content-Length", fmt.Sprint(len(outputSample)))
fmt.Fprint(w, outputSample)
_, err := fmt.Fprint(w, outputSample)
require.NoError(t, err)
}))
defer ts.Close()
@ -43,13 +46,11 @@ func TestPhpFpmGeneratesMetrics_From_Http(t *testing.T) {
Urls: []string{url},
}
err := r.Init()
require.NoError(t, err)
require.NoError(t, r.Init())
var acc testutil.Accumulator
err = acc.GatherError(r.Gather)
require.NoError(t, err)
require.NoError(t, acc.GatherError(r.Gather))
tags := map[string]string{
"pool": "www",
@ -76,12 +77,11 @@ func TestPhpFpmGeneratesMetrics_From_Http(t *testing.T) {
func TestPhpFpmGeneratesMetrics_From_Fcgi(t *testing.T) {
// Let OS find an available port
tcp, err := net.Listen("tcp", "127.0.0.1:0")
if err != nil {
t.Fatal("Cannot initialize test server")
}
require.NoError(t, err, "Cannot initialize test server")
defer tcp.Close()
s := statServer{}
//nolint:errcheck,revive
go fcgi.Serve(tcp, s)
//Now we tested again above server
@ -89,12 +89,10 @@ func TestPhpFpmGeneratesMetrics_From_Fcgi(t *testing.T) {
Urls: []string{"fcgi://" + tcp.Addr().String() + "/status"},
}
err = r.Init()
require.NoError(t, err)
require.NoError(t, r.Init())
var acc testutil.Accumulator
err = acc.GatherError(r.Gather)
require.NoError(t, err)
require.NoError(t, acc.GatherError(r.Gather))
tags := map[string]string{
"pool": "www",
@ -123,27 +121,24 @@ func TestPhpFpmGeneratesMetrics_From_Socket(t *testing.T) {
// removing of socket fail when system restart /tmp is clear so
// we don't have junk files around
var randomNumber int64
binary.Read(rand.Reader, binary.LittleEndian, &randomNumber)
require.NoError(t, binary.Read(rand.Reader, binary.LittleEndian, &randomNumber))
tcp, err := net.Listen("unix", fmt.Sprintf("/tmp/test-fpm%d.sock", randomNumber))
if err != nil {
t.Fatal("Cannot initialize server on port ")
}
require.NoError(t, err, "Cannot initialize server on port ")
defer tcp.Close()
s := statServer{}
//nolint:errcheck,revive
go fcgi.Serve(tcp, s)
r := &phpfpm{
Urls: []string{tcp.Addr().String()},
}
err = r.Init()
require.NoError(t, err)
require.NoError(t, r.Init())
var acc testutil.Accumulator
err = acc.GatherError(r.Gather)
require.NoError(t, err)
require.NoError(t, acc.GatherError(r.Gather))
tags := map[string]string{
"pool": "www",
@ -172,40 +167,35 @@ func TestPhpFpmGeneratesMetrics_From_Multiple_Sockets_With_Glob(t *testing.T) {
// removing of socket fail when system restart /tmp is clear so
// we don't have junk files around
var randomNumber int64
binary.Read(rand.Reader, binary.LittleEndian, &randomNumber)
require.NoError(t, binary.Read(rand.Reader, binary.LittleEndian, &randomNumber))
socket1 := fmt.Sprintf("/tmp/test-fpm%d.sock", randomNumber)
tcp1, err := net.Listen("unix", socket1)
if err != nil {
t.Fatal("Cannot initialize server on port ")
}
require.NoError(t, err, "Cannot initialize server on port ")
defer tcp1.Close()
binary.Read(rand.Reader, binary.LittleEndian, &randomNumber)
require.NoError(t, binary.Read(rand.Reader, binary.LittleEndian, &randomNumber))
socket2 := fmt.Sprintf("/tmp/test-fpm%d.sock", randomNumber)
tcp2, err := net.Listen("unix", socket2)
if err != nil {
t.Fatal("Cannot initialize server on port ")
}
require.NoError(t, err, "Cannot initialize server on port ")
defer tcp2.Close()
s := statServer{}
//nolint:errcheck,revive
go fcgi.Serve(tcp1, s)
//nolint:errcheck,revive
go fcgi.Serve(tcp2, s)
r := &phpfpm{
Urls: []string{"/tmp/test-fpm[\\-0-9]*.sock"},
}
err = r.Init()
require.NoError(t, err)
require.NoError(t, r.Init())
var acc1, acc2 testutil.Accumulator
err = acc1.GatherError(r.Gather)
require.NoError(t, err)
require.NoError(t, acc1.GatherError(r.Gather))
err = acc2.GatherError(r.Gather)
require.NoError(t, err)
require.NoError(t, acc2.GatherError(r.Gather))
tags1 := map[string]string{
"pool": "www",
@ -240,27 +230,24 @@ func TestPhpFpmGeneratesMetrics_From_Socket_Custom_Status_Path(t *testing.T) {
// removing of socket fail we won't have junk files around. Cuz when system
// restart, it clears out /tmp
var randomNumber int64
binary.Read(rand.Reader, binary.LittleEndian, &randomNumber)
require.NoError(t, binary.Read(rand.Reader, binary.LittleEndian, &randomNumber))
tcp, err := net.Listen("unix", fmt.Sprintf("/tmp/test-fpm%d.sock", randomNumber))
if err != nil {
t.Fatal("Cannot initialize server on port ")
}
require.NoError(t, err, "Cannot initialize server on port ")
defer tcp.Close()
s := statServer{}
//nolint:errcheck,revive
go fcgi.Serve(tcp, s)
r := &phpfpm{
Urls: []string{tcp.Addr().String() + ":custom-status-path"},
}
err = r.Init()
require.NoError(t, err)
require.NoError(t, r.Init())
var acc testutil.Accumulator
err = acc.GatherError(r.Gather)
require.NoError(t, err)
require.NoError(t, acc.GatherError(r.Gather))
tags := map[string]string{
"pool": "www",
@ -289,12 +276,11 @@ func TestPhpFpmGeneratesMetrics_From_Socket_Custom_Status_Path(t *testing.T) {
func TestPhpFpmDefaultGetFromLocalhost(t *testing.T) {
r := &phpfpm{}
err := r.Init()
require.NoError(t, err)
require.NoError(t, r.Init())
var acc testutil.Accumulator
err = acc.GatherError(r.Gather)
err := acc.GatherError(r.Gather)
require.Error(t, err)
assert.Contains(t, err.Error(), "127.0.0.1/status")
}
@ -304,12 +290,11 @@ func TestPhpFpmGeneratesMetrics_Throw_Error_When_Fpm_Status_Is_Not_Responding(t
Urls: []string{"http://aninvalidone"},
}
err := r.Init()
require.NoError(t, err)
require.NoError(t, r.Init())
var acc testutil.Accumulator
err = acc.GatherError(r.Gather)
err := acc.GatherError(r.Gather)
require.Error(t, err)
assert.Contains(t, err.Error(), `unable to connect to phpfpm status page 'http://aninvalidone'`)
assert.Contains(t, err.Error(), `lookup aninvalidone`)
@ -320,12 +305,11 @@ func TestPhpFpmGeneratesMetrics_Throw_Error_When_Socket_Path_Is_Invalid(t *testi
Urls: []string{"/tmp/invalid.sock"},
}
err := r.Init()
require.NoError(t, err)
require.NoError(t, r.Init())
var acc testutil.Accumulator
err = acc.GatherError(r.Gather)
err := acc.GatherError(r.Gather)
require.Error(t, err)
assert.Equal(t, `socket doesn't exist "/tmp/invalid.sock"`, err.Error())
}

31
plugins/inputs/ping/ping_test.go
View File

@ -241,7 +241,7 @@ func TestPingGather(t *testing.T) {
pingHost: mockHostPinger,
}
acc.GatherError(p.Gather)
require.NoError(t, acc.GatherError(p.Gather))
tags := map[string]string{"url": "localhost"}
fields := map[string]interface{}{
"packets_transmitted": 5,
@ -270,8 +270,8 @@ func TestPingGatherIntegration(t *testing.T) {
p.Log = testutil.Logger{}
require.True(t, ok)
p.Urls = []string{"localhost", "influxdata.com"}
err := acc.GatherError(p.Gather)
require.NoError(t, err)
require.NoError(t, acc.GatherError(p.Gather))
require.Equal(t, 0, acc.Metrics[0].Fields["result_code"])
require.Equal(t, 0, acc.Metrics[1].Fields["result_code"])
}
@ -299,7 +299,7 @@ func TestLossyPingGather(t *testing.T) {
pingHost: mockLossyHostPinger,
}
acc.GatherError(p.Gather)
require.NoError(t, acc.GatherError(p.Gather))
tags := map[string]string{"url": "www.google.com"}
fields := map[string]interface{}{
"packets_transmitted": 5,
@ -337,7 +337,7 @@ func TestBadPingGather(t *testing.T) {
pingHost: mockErrorHostPinger,
}
acc.GatherError(p.Gather)
require.NoError(t, acc.GatherError(p.Gather))
tags := map[string]string{"url": "www.amazon.com"}
fields := map[string]interface{}{
"packets_transmitted": 2,
@ -360,7 +360,9 @@ func TestFatalPingGather(t *testing.T) {
pingHost: mockFatalHostPinger,
}
acc.GatherError(p.Gather)
err := acc.GatherError(p.Gather)
require.Error(t, err)
require.EqualValues(t, err.Error(), "host www.amazon.com: ping: -i interval too short: Operation not permitted, So very bad")
assert.False(t, acc.HasMeasurement("packets_transmitted"),
"Fatal ping should not have packet measurements")
assert.False(t, acc.HasMeasurement("packets_received"),
@ -394,7 +396,7 @@ func TestErrorWithHostNamePingGather(t *testing.T) {
return param.out, errors.New("So very bad")
},
}
acc.GatherError(p.Gather)
require.Error(t, acc.GatherError(p.Gather))
assert.True(t, len(acc.Errors) > 0)
assert.Contains(t, acc.Errors, param.error)
}
@ -410,7 +412,9 @@ func TestPingBinary(t *testing.T) {
return "", nil
},
}
acc.GatherError(p.Gather)
err := acc.GatherError(p.Gather)
require.Error(t, err)
require.EqualValues(t, err.Error(), "Fatal error processing ping output: www.google.com")
}
// Test that Gather function works using native ping
@ -462,8 +466,7 @@ func TestPingGatherNative(t *testing.T) {
for _, tc := range tests {
var acc testutil.Accumulator
err := tc.P.Init()
require.NoError(t, err)
require.NoError(t, tc.P.Init())
require.NoError(t, acc.GatherError(tc.P.Gather))
assert.True(t, acc.HasPoint("ping", map[string]string{"url": "localhost"}, "packets_transmitted", 5))
assert.True(t, acc.HasPoint("ping", map[string]string{"url": "localhost"}, "packets_received", 5))
@ -501,8 +504,8 @@ func TestNoPacketsSent(t *testing.T) {
}
var testAcc testutil.Accumulator
err := p.Init()
require.NoError(t, err)
require.NoError(t, p.Init())
p.pingToURLNative("localhost", &testAcc)
require.Zero(t, testAcc.Errors)
require.True(t, testAcc.HasField("ping", "result_code"))
@ -523,8 +526,8 @@ func TestDNSLookupError(t *testing.T) {
}
var testAcc testutil.Accumulator
err := p.Init()
require.NoError(t, err)
require.NoError(t, p.Init())
p.pingToURLNative("localhost", &testAcc)
require.Zero(t, testAcc.Errors)
require.True(t, testAcc.HasField("ping", "result_code"))

12
plugins/inputs/postgresql/postgresql.go
View File

@ -156,13 +156,19 @@ func (p *Postgresql) accRow(row scanner, acc telegraf.Accumulator, columns []str
if columnMap["datname"] != nil {
// extract the database name from the column map
if dbNameStr, ok := (*columnMap["datname"]).(string); ok {
dbname.WriteString(dbNameStr)
if _, err := dbname.WriteString(dbNameStr); err != nil {
return err
}
} else {
// PG 12 adds tracking of global objects to pg_stat_database
dbname.WriteString("postgres_global")
if _, err := dbname.WriteString("postgres_global"); err != nil {
return err
}
}
} else {
dbname.WriteString("postgres")
if _, err := dbname.WriteString("postgres"); err != nil {
return err
}
}
var tagAddress string

2
plugins/inputs/postgresql/service.go
View File

@ -152,6 +152,8 @@ func (p *Service) Start(telegraf.Accumulator) (err error) {
// Stop stops the services and closes any necessary channels and connections
func (p *Service) Stop() {
// Ignore the returned error as we cannot do anything about it anyway
//nolint:errcheck,revive
p.DB.Close()
}

18
plugins/inputs/postgresql_extensible/postgresql_extensible.go
View File

@ -83,16 +83,16 @@ var sampleConfig = `
## output measurement name ("postgresql").
##
## The script option can be used to specify the .sql file path.
## If script and sqlquery options specified at same time, sqlquery will be used
## If script and sqlquery options specified at same time, sqlquery will be used
##
## the tagvalue field is used to define custom tags (separated by comas).
## the query is expected to return columns which match the names of the
## defined tags. The values in these columns must be of a string-type,
## a number-type or a blob-type.
##
##
## The timestamp field is used to override the data points timestamp value. By
## default, all rows inserted with current time. By setting a timestamp column,
## the row will be inserted with that column's value.
## the row will be inserted with that column's value.
##
## Structure :
## [[inputs.postgresql_extensible.query]]
@ -268,12 +268,18 @@ func (p *Postgresql) accRow(measName string, row scanner, acc telegraf.Accumulat
// extract the database name from the column map
switch datname := (*c).(type) {
case string:
dbname.WriteString(datname)
if _, err := dbname.WriteString(datname); err != nil {
return err
}
default:
dbname.WriteString("postgres")
if _, err := dbname.WriteString("postgres"); err != nil {
return err
}
}
} else {
dbname.WriteString("postgres")
if _, err := dbname.WriteString("postgres"); err != nil {
return err
}
}
if tagAddress, err = p.SanitizedAddress(); err != nil {

8
plugins/inputs/postgresql_extensible/postgresql_extensible_test.go
View File

@ -26,8 +26,8 @@ func queryRunner(t *testing.T, q query) *testutil.Accumulator {
Query: q,
}
var acc testutil.Accumulator
p.Start(&acc)
p.Init()
require.NoError(t, p.Init())
require.NoError(t, p.Start(&acc))
require.NoError(t, acc.GatherError(p.Gather))
return &acc
}
@ -231,8 +231,8 @@ func TestPostgresqlSqlScript(t *testing.T) {
Query: q,
}
var acc testutil.Accumulator
p.Start(&acc)
p.Init()
require.NoError(t, p.Init())
require.NoError(t, p.Start(&acc))
require.NoError(t, acc.GatherError(p.Gather))
}

6
plugins/inputs/powerdns/powerdns.go
View File

@ -56,14 +56,16 @@ func (p *Powerdns) gatherServer(address string, acc telegraf.Accumulator) error
defer conn.Close()
conn.SetDeadline(time.Now().Add(defaultTimeout))
if err := conn.SetDeadline(time.Now().Add(defaultTimeout)); err != nil {
return err
}
// Read and write buffer
rw := bufio.NewReadWriter(bufio.NewReader(conn), bufio.NewWriter(conn))
// Send command
if _, err := fmt.Fprint(conn, "show * \n"); err != nil {
return nil
return err
}
if err := rw.Flush(); err != nil {
return err

4
plugins/inputs/powerdns/powerdns_test.go
View File

@ -63,7 +63,11 @@ func (s statServer) serverSocket(l net.Listener) {
data := buf[:n]
if string(data) == "show * \n" {
// Ignore the returned error as we need to close the socket anyway
//nolint:errcheck,revive
c.Write([]byte(metrics))
// Ignore the returned error as we cannot do anything about it anyway
//nolint:errcheck,revive
c.Close()
}
}(conn)

10
plugins/inputs/powerdns_recursor/powerdns_recursor.go
View File

@ -97,14 +97,16 @@ func (p *PowerdnsRecursor) gatherServer(address string, acc telegraf.Accumulator
}
defer conn.Close()
conn.SetDeadline(time.Now().Add(defaultTimeout))
if err := conn.SetDeadline(time.Now().Add(defaultTimeout)); err != nil {
return err
}
// Read and write buffer
rw := bufio.NewReadWriter(bufio.NewReader(conn), bufio.NewWriter(conn))
// Send command
if _, err := fmt.Fprint(rw, "get-all\n"); err != nil {
return nil
return err
}
if err := rw.Flush(); err != nil {
return err
@ -130,9 +132,7 @@ func (p *PowerdnsRecursor) gatherServer(address string, acc telegraf.Accumulator
acc.AddFields("powerdns_recursor", fields, tags)
conn.Close()
return nil
return conn.Close()
}
func parseResponse(metrics string) map[string]interface{} {

49
plugins/inputs/powerdns_recursor/powerdns_recursor_test.go
View File

@ -103,19 +103,20 @@ func TestPowerdnsRecursorGeneratesMetrics(t *testing.T) {
// We create a fake server to return test data
controlSocket := "/tmp/pdns5724354148158589552.controlsocket"
addr, err := net.ResolveUnixAddr("unixgram", controlSocket)
if err != nil {
t.Fatal("Cannot parse unix socket")
}
require.NoError(t, err, "Cannot parse unix socket")
socket, err := net.ListenUnixgram("unixgram", addr)
if err != nil {
t.Fatal("Cannot initialize server on port")
}
require.NoError(t, err, "Cannot initialize server on port")
var wg sync.WaitGroup
wg.Add(1)
go func() {
defer func() {
// Ignore the returned error as we need to remove the socket file anyway
//nolint:errcheck,revive
socket.Close()
// Ignore the returned error as we want to remove the file and ignore
// no-such-file errors
//nolint:errcheck,revive
os.Remove(controlSocket)
wg.Done()
}()
@ -124,13 +125,19 @@ func TestPowerdnsRecursorGeneratesMetrics(t *testing.T) {
buf := make([]byte, 1024)
n, remote, err := socket.ReadFromUnix(buf)
if err != nil {
// Ignore the returned error as we cannot do anything about it anyway
//nolint:errcheck,revive
socket.Close()
return
}
data := buf[:n]
if string(data) == "get-all\n" {
// Ignore the returned error as we need to close the socket anyway
//nolint:errcheck,revive
socket.WriteToUnix([]byte(metrics), remote)
// Ignore the returned error as we cannot do anything about it anyway
//nolint:errcheck,revive
socket.Close()
}
@ -143,13 +150,11 @@ func TestPowerdnsRecursorGeneratesMetrics(t *testing.T) {
SocketDir: "/tmp",
SocketMode: "0666",
}
err = p.Init()
require.NoError(t, err)
require.NoError(t, p.Init())
var acc testutil.Accumulator
err = acc.GatherError(p.Gather)
require.NoError(t, err)
require.NoError(t, acc.GatherError(p.Gather))
wg.Wait()
@ -297,14 +302,10 @@ func TestPowerdnsRecursorParseMetrics(t *testing.T) {
for _, test := range tests {
value, ok := values[test.key]
if !ok {
t.Errorf("Did not find key for metric %s in values", test.key)
if !assert.Truef(t, ok, "Did not find key for metric %s in values", test.key) {
continue
}
if value != test.value {
t.Errorf("Metric: %s, Expected: %d, actual: %d",
test.key, test.value, value)
}
require.EqualValuesf(t, value, test.value, "Metric: %s, Expected: %d, actual: %d", test.key, test.value, value)
}
}
@ -422,14 +423,10 @@ func TestPowerdnsRecursorParseCorruptMetrics(t *testing.T) {
for _, test := range tests {
value, ok := values[test.key]
if !ok {
t.Errorf("Did not find key for metric %s in values", test.key)
if !assert.Truef(t, ok, "Did not find key for metric %s in values", test.key) {
continue
}
if value != test.value {
t.Errorf("Metric: %s, Expected: %d, actual: %d",
test.key, test.value, value)
}
require.EqualValuesf(t, value, test.value, "Metric: %s, Expected: %d, actual: %d", test.key, test.value, value)
}
}
@ -547,13 +544,9 @@ func TestPowerdnsRecursorParseIntOverflowMetrics(t *testing.T) {
for _, test := range tests {
value, ok := values[test.key]
if !ok {
t.Errorf("Did not find key for metric %s in values", test.key)
if !assert.Truef(t, ok, "Did not find key for metric %s in values", test.key) {
continue
}
if value != test.value {
t.Errorf("Metric: %s, Expected: %d, actual: %d",
test.key, test.value, value)
}
require.EqualValuesf(t, value, test.value, "Metric: %s, Expected: %d, actual: %d", test.key, test.value, value)
}
}

2
plugins/inputs/procstat/procstat_test.go
View File

@ -45,6 +45,7 @@ func TestMockExecCommand(_ *testing.T) {
cmdline := strings.Join(cmd, " ")
if cmdline == "systemctl show TestGather_systemdUnitPIDs" {
//nolint:errcheck,revive
fmt.Printf(`PIDFile=
GuessMainPID=yes
MainPID=11408
@ -54,6 +55,7 @@ ExecMainPID=11408
os.Exit(0)
}
//nolint:errcheck,revive
fmt.Printf("command not found\n")
os.Exit(1)
}

4
plugins/inputs/prometheus/kubernetes.go
View File

@ -197,7 +197,9 @@ func updateCadvisorPodList(p *Prometheus, req *http.Request) error {
// Will have expected type errors for some parts of corev1.Pod struct for some unused fields
// Instead have nil checks for every used field in case of incorrect decoding
json.NewDecoder(resp.Body).Decode(&cadvisorPodsResponse)
if err := json.NewDecoder(resp.Body).Decode(&cadvisorPodsResponse); err != nil {
return fmt.Errorf("decoding response failed: %v", err)
}
pods := cadvisorPodsResponse.Items
// Updating pod list to be latest cadvisor response

5
plugins/inputs/prometheus/parser.go
View File

@ -93,9 +93,8 @@ func Parse(buf []byte, header http.Header) ([]telegraf.Metric, error) {
}
func isProtobuf(header http.Header) bool {
mediatype, params, error := mime.ParseMediaType(header.Get("Content-Type"))
if error != nil {
mediatype, params, err := mime.ParseMediaType(header.Get("Content-Type"))
if err != nil {
return false
}

27
plugins/inputs/prometheus/prometheus_test.go
View File

@ -51,7 +51,8 @@ go_goroutines 15 1490802350000
func TestPrometheusGeneratesMetrics(t *testing.T) {
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
fmt.Fprintln(w, sampleTextFormat)
_, err := fmt.Fprintln(w, sampleTextFormat)
require.NoError(t, err)
}))
defer ts.Close()
@ -76,7 +77,8 @@ func TestPrometheusGeneratesMetrics(t *testing.T) {
func TestPrometheusGeneratesMetricsWithHostNameTag(t *testing.T) {
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
fmt.Fprintln(w, sampleTextFormat)
_, err := fmt.Fprintln(w, sampleTextFormat)
require.NoError(t, err)
}))
defer ts.Close()
@ -107,7 +109,8 @@ func TestPrometheusGeneratesMetricsAlthoughFirstDNSFailsIntegration(t *testing.T
}
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
fmt.Fprintln(w, sampleTextFormat)
_, err := fmt.Fprintln(w, sampleTextFormat)
require.NoError(t, err)
}))
defer ts.Close()
@ -130,7 +133,8 @@ func TestPrometheusGeneratesMetricsAlthoughFirstDNSFailsIntegration(t *testing.T
func TestPrometheusGeneratesSummaryMetricsV2(t *testing.T) {
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
fmt.Fprintln(w, sampleSummaryTextFormat)
_, err := fmt.Fprintln(w, sampleSummaryTextFormat)
require.NoError(t, err)
}))
defer ts.Close()
@ -160,7 +164,8 @@ go_gc_duration_seconds_sum 42.0
go_gc_duration_seconds_count 42
`
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
fmt.Fprintln(w, data)
_, err := fmt.Fprintln(w, data)
require.NoError(t, err)
}))
defer ts.Close()
@ -216,7 +221,8 @@ go_gc_duration_seconds_count 42
func TestPrometheusGeneratesGaugeMetricsV2(t *testing.T) {
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
fmt.Fprintln(w, sampleGaugeTextFormat)
_, err := fmt.Fprintln(w, sampleGaugeTextFormat)
require.NoError(t, err)
}))
defer ts.Close()
@ -259,11 +265,12 @@ func TestInitConfigErrors(t *testing.T) {
// Both invalid IP addresses
p.NodeIP = "10.240.0.0.0"
os.Setenv("NODE_IP", "10.000.0.0.0")
require.NoError(t, os.Setenv("NODE_IP", "10.000.0.0.0"))
err := p.Init()
expectedMessage := "the node_ip config and the environment variable NODE_IP are not set or invalid. Cannot get pod list for monitor_kubernetes_pods using node scrape scope"
require.Error(t, err, expectedMessage)
os.Setenv("NODE_IP", "10.000.0.0")
require.Error(t, err)
expectedMessage := "the node_ip config and the environment variable NODE_IP are not set or invalid; cannot get pod list for monitor_kubernetes_pods using node scrape scope"
require.Equal(t, expectedMessage, err.Error())
require.NoError(t, os.Setenv("NODE_IP", "10.000.0.0"))
p.KubernetesLabelSelector = "label0==label0, label0 in (=)"
err = p.Init()

6
plugins/inputs/puppetagent/puppetagent_test.go
View File

@ -1,8 +1,10 @@
package puppetagent
import (
"github.com/influxdata/telegraf/testutil"
"testing"
"github.com/influxdata/telegraf/testutil"
"github.com/stretchr/testify/require"
)
func TestGather(t *testing.T) {
@ -11,7 +13,7 @@ func TestGather(t *testing.T) {
pa := PuppetAgent{
Location: "last_run_summary.yaml",
}
pa.Gather(&acc)
require.NoError(t, pa.Gather(&acc))
tags := map[string]string{"location": "last_run_summary.yaml"}
fields := map[string]interface{}{

4
plugins/inputs/rabbitmq/rabbitmq.go
View File

@ -396,9 +396,7 @@ func (r *RabbitMQ) requestJSON(u string, target interface{}) error {
defer resp.Body.Close()
json.NewDecoder(resp.Body).Decode(target)
return nil
return json.NewDecoder(resp.Body).Decode(target)
}
func gatherOverview(r *RabbitMQ, acc telegraf.Accumulator) {

11
plugins/inputs/rabbitmq/rabbitmq_test.go
View File

@ -1,7 +1,6 @@
package rabbitmq
import (
"fmt"
"net/http"
"net/http/httptest"
"testing"
@ -31,16 +30,14 @@ func TestRabbitMQGeneratesMetrics(t *testing.T) {
case "/api/nodes/rabbit@vagrant-ubuntu-trusty-64/memory":
jsonFilePath = "testdata/memory.json"
default:
panic("Cannot handle request")
require.Fail(t, "Cannot handle request")
}
data, err := ioutil.ReadFile(jsonFilePath)
require.NoErrorf(t, err, "could not read from data file %s", jsonFilePath)
if err != nil {
panic(fmt.Sprintf("could not read from data file %s", jsonFilePath))
}
w.Write(data)
_, err = w.Write(data)
require.NoError(t, err)
}))
defer ts.Close()

10
plugins/inputs/raindrops/raindrops_test.go
View File

@ -49,13 +49,11 @@ func TestRaindropsGeneratesMetrics(t *testing.T) {
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
var rsp string
if r.URL.Path == "/_raindrops" {
rsp = sampleResponse
} else {
panic("Cannot handle request")
}
require.Equal(t, r.URL.Path, "/_raindrops", "Cannot handle request")
rsp = sampleResponse
fmt.Fprintln(w, rsp)
_, err := fmt.Fprintln(w, rsp)
require.NoError(t, err)
}))
defer ts.Close()

25
plugins/inputs/ravendb/ravendb_test.go
View File

@ -1,7 +1,6 @@
package ravendb
import (
"fmt"
"io/ioutil"
"net/http"
"net/http/httptest"
@ -28,16 +27,14 @@ func TestRavenDBGeneratesMetricsFull(t *testing.T) {
jsonFilePath = "testdata/collections_full.json"
default:
panic(fmt.Sprintf("Cannot handle request for uri %s", r.URL.Path))
require.Failf(t, "Cannot handle request for uri %s", r.URL.Path)
}
data, err := ioutil.ReadFile(jsonFilePath)
require.NoErrorf(t, err, "could not read from data file %s", jsonFilePath)
if err != nil {
panic(fmt.Sprintf("could not read from data file %s", jsonFilePath))
}
w.Write(data)
_, err = w.Write(data)
require.NoError(t, err)
}))
defer ts.Close()
@ -47,7 +44,7 @@ func TestRavenDBGeneratesMetricsFull(t *testing.T) {
Log: testutil.Logger{},
}
r.Init()
require.NoError(t, r.Init())
acc := &testutil.Accumulator{}
@ -225,16 +222,14 @@ func TestRavenDBGeneratesMetricsMin(t *testing.T) {
case "/admin/monitoring/v1/collections":
jsonFilePath = "testdata/collections_min.json"
default:
panic(fmt.Sprintf("Cannot handle request for uri %s", r.URL.Path))
require.Failf(t, "Cannot handle request for uri %s", r.URL.Path)
}
data, err := ioutil.ReadFile(jsonFilePath)
require.NoErrorf(t, err, "could not read from data file %s", jsonFilePath)
if err != nil {
panic(fmt.Sprintf("could not read from data file %s", jsonFilePath))
}
w.Write(data)
_, err = w.Write(data)
require.NoError(t, err)
}))
defer ts.Close()
@ -244,7 +239,7 @@ func TestRavenDBGeneratesMetricsMin(t *testing.T) {
Log: testutil.Logger{},
}
r.Init()
require.NoError(t, r.Init())
acc := &testutil.Accumulator{}

10
plugins/inputs/redfish/redfish_test.go
View File

@ -489,7 +489,7 @@ func TestDellApis(t *testing.T) {
Password: "test",
ComputerSystemID: "System.Embedded.1",
}
plugin.Init()
require.NoError(t, plugin.Init())
var acc testutil.Accumulator
err = plugin.Gather(&acc)
@ -649,7 +649,7 @@ func TestHPApis(t *testing.T) {
Password: "test",
ComputerSystemID: "1",
}
hpPlugin.Init()
require.NoError(t, hpPlugin.Init())
var hpAcc testutil.Accumulator
err = hpPlugin.Gather(&hpAcc)
@ -691,7 +691,7 @@ func TestInvalidUsernameorPassword(t *testing.T) {
}
var acc testutil.Accumulator
r.Init()
require.NoError(t, r.Init())
u, err := url.Parse(ts.URL)
require.NoError(t, err)
err = r.Gather(&acc)
@ -789,7 +789,7 @@ func TestInvalidDellJSON(t *testing.T) {
ComputerSystemID: "System.Embedded.1",
}
plugin.Init()
require.NoError(t, plugin.Init())
var acc testutil.Accumulator
err := plugin.Gather(&acc)
@ -858,7 +858,7 @@ func TestInvalidHPJSON(t *testing.T) {
ComputerSystemID: "System.Embedded.2",
}
plugin.Init()
require.NoError(t, plugin.Init())
var acc testutil.Accumulator
err := plugin.Gather(&acc)

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