305 lines
7.6 KiB
Go
305 lines
7.6 KiB
Go
package kube_inventory
|
|
|
|
import (
|
|
"reflect"
|
|
"strings"
|
|
"testing"
|
|
"time"
|
|
|
|
"github.com/ericchiang/k8s/apis/apps/v1"
|
|
metav1 "github.com/ericchiang/k8s/apis/meta/v1"
|
|
|
|
"github.com/influxdata/telegraf/testutil"
|
|
)
|
|
|
|
func TestStatefulSet(t *testing.T) {
|
|
cli := &client{}
|
|
selectInclude := []string{}
|
|
selectExclude := []string{}
|
|
now := time.Now()
|
|
now = time.Date(now.Year(), now.Month(), now.Day(), now.Hour(), 1, 36, 0, now.Location())
|
|
tests := []struct {
|
|
name string
|
|
handler *mockHandler
|
|
output *testutil.Accumulator
|
|
hasError bool
|
|
}{
|
|
{
|
|
name: "no statefulsets",
|
|
handler: &mockHandler{
|
|
responseMap: map[string]interface{}{
|
|
"/statefulsets/": &v1.StatefulSetList{},
|
|
},
|
|
},
|
|
hasError: false,
|
|
},
|
|
{
|
|
name: "collect statefulsets",
|
|
handler: &mockHandler{
|
|
responseMap: map[string]interface{}{
|
|
"/statefulsets/": &v1.StatefulSetList{
|
|
Items: []*v1.StatefulSet{
|
|
{
|
|
Status: &v1.StatefulSetStatus{
|
|
Replicas: toInt32Ptr(2),
|
|
CurrentReplicas: toInt32Ptr(4),
|
|
ReadyReplicas: toInt32Ptr(1),
|
|
UpdatedReplicas: toInt32Ptr(3),
|
|
ObservedGeneration: toInt64Ptr(119),
|
|
},
|
|
Spec: &v1.StatefulSetSpec{
|
|
Replicas: toInt32Ptr(3),
|
|
Selector: &metav1.LabelSelector{
|
|
MatchLabels: map[string]string{
|
|
"select1": "s1",
|
|
"select2": "s2",
|
|
},
|
|
},
|
|
},
|
|
Metadata: &metav1.ObjectMeta{
|
|
Generation: toInt64Ptr(332),
|
|
Namespace: toStrPtr("ns1"),
|
|
Name: toStrPtr("sts1"),
|
|
Labels: map[string]string{
|
|
"lab1": "v1",
|
|
"lab2": "v2",
|
|
},
|
|
CreationTimestamp: &metav1.Time{Seconds: toInt64Ptr(now.Unix())},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
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",
|
|
},
|
|
},
|
|
},
|
|
},
|
|
hasError: false,
|
|
},
|
|
}
|
|
|
|
for _, v := range tests {
|
|
ks := &KubernetesInventory{
|
|
client: cli,
|
|
SelectorInclude: selectInclude,
|
|
SelectorExclude: selectExclude,
|
|
}
|
|
ks.createSelectorFilters()
|
|
acc := new(testutil.Accumulator)
|
|
for _, ss := range ((v.handler.responseMap["/statefulsets/"]).(*v1.StatefulSetList)).Items {
|
|
err := ks.gatherStatefulSet(*ss, acc)
|
|
if err != nil {
|
|
t.Errorf("Failed to gather ss - %s", err.Error())
|
|
}
|
|
}
|
|
|
|
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])
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestStatefulSetSelectorFilter(t *testing.T) {
|
|
cli := &client{}
|
|
now := time.Now()
|
|
now = time.Date(now.Year(), now.Month(), now.Day(), now.Hour(), 1, 36, 0, now.Location())
|
|
|
|
responseMap := map[string]interface{}{
|
|
"/statefulsets/": &v1.StatefulSetList{
|
|
Items: []*v1.StatefulSet{
|
|
{
|
|
Status: &v1.StatefulSetStatus{
|
|
Replicas: toInt32Ptr(2),
|
|
CurrentReplicas: toInt32Ptr(4),
|
|
ReadyReplicas: toInt32Ptr(1),
|
|
UpdatedReplicas: toInt32Ptr(3),
|
|
ObservedGeneration: toInt64Ptr(119),
|
|
},
|
|
Spec: &v1.StatefulSetSpec{
|
|
Replicas: toInt32Ptr(3),
|
|
Selector: &metav1.LabelSelector{
|
|
MatchLabels: map[string]string{
|
|
"select1": "s1",
|
|
"select2": "s2",
|
|
},
|
|
},
|
|
},
|
|
Metadata: &metav1.ObjectMeta{
|
|
Generation: toInt64Ptr(332),
|
|
Namespace: toStrPtr("ns1"),
|
|
Name: toStrPtr("sts1"),
|
|
Labels: map[string]string{
|
|
"lab1": "v1",
|
|
"lab2": "v2",
|
|
},
|
|
CreationTimestamp: &metav1.Time{Seconds: toInt64Ptr(now.Unix())},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
}
|
|
|
|
tests := []struct {
|
|
name string
|
|
handler *mockHandler
|
|
hasError bool
|
|
include []string
|
|
exclude []string
|
|
expected map[string]string
|
|
}{
|
|
{
|
|
name: "nil filters equals all selectors",
|
|
handler: &mockHandler{
|
|
responseMap: responseMap,
|
|
},
|
|
hasError: false,
|
|
include: nil,
|
|
exclude: nil,
|
|
expected: map[string]string{
|
|
"selector_select1": "s1",
|
|
"selector_select2": "s2",
|
|
},
|
|
},
|
|
{
|
|
name: "empty filters equals all selectors",
|
|
handler: &mockHandler{
|
|
responseMap: responseMap,
|
|
},
|
|
hasError: false,
|
|
include: []string{},
|
|
exclude: []string{},
|
|
expected: map[string]string{
|
|
"selector_select1": "s1",
|
|
"selector_select2": "s2",
|
|
},
|
|
},
|
|
{
|
|
name: "include filter equals only include-matched selectors",
|
|
handler: &mockHandler{
|
|
responseMap: responseMap,
|
|
},
|
|
hasError: false,
|
|
include: []string{"select1"},
|
|
exclude: []string{},
|
|
expected: map[string]string{
|
|
"selector_select1": "s1",
|
|
},
|
|
},
|
|
{
|
|
name: "exclude filter equals only non-excluded selectors (overrides include filter)",
|
|
handler: &mockHandler{
|
|
responseMap: responseMap,
|
|
},
|
|
hasError: false,
|
|
include: []string{},
|
|
exclude: []string{"select2"},
|
|
expected: map[string]string{
|
|
"selector_select1": "s1",
|
|
},
|
|
},
|
|
{
|
|
name: "include glob filter equals only include-matched selectors",
|
|
handler: &mockHandler{
|
|
responseMap: responseMap,
|
|
},
|
|
hasError: false,
|
|
include: []string{"*1"},
|
|
exclude: []string{},
|
|
expected: map[string]string{
|
|
"selector_select1": "s1",
|
|
},
|
|
},
|
|
{
|
|
name: "exclude glob filter equals only non-excluded selectors",
|
|
handler: &mockHandler{
|
|
responseMap: responseMap,
|
|
},
|
|
hasError: false,
|
|
include: []string{},
|
|
exclude: []string{"*2"},
|
|
expected: map[string]string{
|
|
"selector_select1": "s1",
|
|
},
|
|
},
|
|
{
|
|
name: "exclude glob filter equals only non-excluded selectors",
|
|
handler: &mockHandler{
|
|
responseMap: responseMap,
|
|
},
|
|
hasError: false,
|
|
include: []string{},
|
|
exclude: []string{"*2"},
|
|
expected: map[string]string{
|
|
"selector_select1": "s1",
|
|
},
|
|
},
|
|
}
|
|
for _, v := range tests {
|
|
ks := &KubernetesInventory{
|
|
client: cli,
|
|
}
|
|
ks.SelectorInclude = v.include
|
|
ks.SelectorExclude = v.exclude
|
|
ks.createSelectorFilters()
|
|
acc := new(testutil.Accumulator)
|
|
for _, ss := range ((v.handler.responseMap["/statefulsets/"]).(*v1.StatefulSetList)).Items {
|
|
err := ks.gatherStatefulSet(*ss, acc)
|
|
if err != nil {
|
|
t.Errorf("Failed to gather ss - %s", err.Error())
|
|
}
|
|
}
|
|
|
|
// Grab selector tags
|
|
actual := map[string]string{}
|
|
for _, metric := range acc.Metrics {
|
|
for key, val := range metric.Tags {
|
|
if strings.Contains(key, "selector_") {
|
|
actual[key] = val
|
|
}
|
|
}
|
|
}
|
|
|
|
if !reflect.DeepEqual(v.expected, actual) {
|
|
t.Fatalf("actual selector tags (%v) do not match expected selector tags (%v)", actual, v.expected)
|
|
}
|
|
}
|
|
}
|