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telegraf/plugins/inputs/memcached/memcached_test.go

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Memcached plugin
2015-06-22 10:27:46 +08:00
package memcached
import (
memcached plugin. Break out metric parsing into it's own func And unit test it using a sample response string. This will make it easier to see what other metrics are available to the plugin for adding future metrics.
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"bufio"
"strings"
Memcached plugin
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"testing"
"github.com/stretchr/testify/require"
fix: Linter fixes for plugins/inputs/m* (#10006)
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"github.com/influxdata/telegraf/testutil"
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)
Integration test audit (#8725)
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func TestMemcachedGeneratesMetricsIntegration(t *testing.T) {
Mark more unit tests as 'integration' tests when they rely on external services/docker
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if testing.Short() {
t.Skip("Skipping integration test in short mode")
}
Memcached plugin
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m := &Memcached{
Add DOCKER_HOST support for tests This allows to run tests in environments where DOCKER_HOST is used. This is extremely helpful when using boot2docker to run docker
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Servers: []string{testutil.GetLocalHost()},
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}
var acc testutil.Accumulator
use AddError everywhere (#2372)
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err := acc.GatherError(m.Gather)
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require.NoError(t, err)
Adding all memcached stats that return a single value as described at https://docs.oracle.com/cd/E17952_01/refman-5.0-en/ha-memcached-stats-general.html closes #412
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intMetrics := []string{"get_hits", "get_misses", "evictions",
"limit_maxbytes", "bytes", "uptime", "curr_items", "total_items",
"curr_connections", "total_connections", "connection_structures", "cmd_get",
"cmd_set", "delete_hits", "delete_misses", "incr_hits", "incr_misses",
Removed duplicate evictions metric (#2577)
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"decr_hits", "decr_misses", "cas_hits", "cas_misses",
Adding all memcached stats that return a single value as described at https://docs.oracle.com/cd/E17952_01/refman-5.0-en/ha-memcached-stats-general.html closes #412
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"bytes_read", "bytes_written", "threads", "conn_yields"}
Memcached plugin
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for _, metric := range intMetrics {
fix: Linter fixes for plugins/inputs/m* (#10006)
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require.True(t, acc.HasInt64Field("memcached", metric), metric)
Memcached plugin
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}
}
memcached plugin. Break out metric parsing into it's own func And unit test it using a sample response string. This will make it easier to see what other metrics are available to the plugin for adding future metrics.
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func TestMemcachedParseMetrics(t *testing.T) {
r := bufio.NewReader(strings.NewReader(memcachedStats))
values, err := parseResponse(r)
require.NoError(t, err, "Error parsing memcached response")
tests := []struct {
key string
value string
}{
feat: gather additional stats from memcached (#10641)
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{"pid", "5619"},
{"uptime", "11"},
{"time", "1644765868"},
{"version", "1.6.14_5_ge03751b"},
{"libevent", "2.1.11-stable"},
memcached plugin. Break out metric parsing into it's own func And unit test it using a sample response string. This will make it easier to see what other metrics are available to the plugin for adding future metrics.
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{"pointer_size", "64"},
feat: gather additional stats from memcached (#10641)
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{"rusage_user", "0.080905"},
{"rusage_system", "0.059330"},
{"max_connections", "1024"},
{"curr_connections", "2"},
{"total_connections", "3"},
{"rejected_connections", "0"},
{"connection_structures", "3"},
{"response_obj_oom", "0"},
{"response_obj_count", "1"},
{"response_obj_bytes", "16384"},
{"read_buf_count", "2"},
{"read_buf_bytes", "32768"},
{"read_buf_bytes_free", "0"},
{"read_buf_oom", "0"},
memcached plugin. Break out metric parsing into it's own func And unit test it using a sample response string. This will make it easier to see what other metrics are available to the plugin for adding future metrics.
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{"reserved_fds", "20"},
{"cmd_get", "0"},
{"cmd_set", "0"},
{"cmd_flush", "0"},
{"cmd_touch", "0"},
feat: gather additional stats from memcached (#10641)
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{"cmd_meta", "0"},
memcached plugin. Break out metric parsing into it's own func And unit test it using a sample response string. This will make it easier to see what other metrics are available to the plugin for adding future metrics.
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{"get_hits", "0"},
{"get_misses", "0"},
feat: gather additional stats from memcached (#10641)
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{"get_expired", "0"},
{"get_flushed", "0"},
memcached plugin. Break out metric parsing into it's own func And unit test it using a sample response string. This will make it easier to see what other metrics are available to the plugin for adding future metrics.
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{"delete_misses", "0"},
{"delete_hits", "0"},
{"incr_misses", "0"},
{"incr_hits", "0"},
{"decr_misses", "0"},
{"decr_hits", "0"},
{"cas_misses", "0"},
{"cas_hits", "0"},
{"cas_badval", "0"},
{"touch_hits", "0"},
{"touch_misses", "0"},
feat: gather additional stats from memcached (#10641)
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{"store_too_large", "0"},
{"store_no_memory", "0"},
memcached plugin. Break out metric parsing into it's own func And unit test it using a sample response string. This will make it easier to see what other metrics are available to the plugin for adding future metrics.
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{"auth_cmds", "0"},
{"auth_errors", "0"},
feat: gather additional stats from memcached (#10641)
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{"bytes_read", "6"},
memcached plugin. Break out metric parsing into it's own func And unit test it using a sample response string. This will make it easier to see what other metrics are available to the plugin for adding future metrics.
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{"bytes_written", "0"},
{"limit_maxbytes", "67108864"},
{"accepting_conns", "1"},
{"listen_disabled_num", "0"},
feat: gather additional stats from memcached (#10641)
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{"time_in_listen_disabled_us", "0"},
memcached plugin. Break out metric parsing into it's own func And unit test it using a sample response string. This will make it easier to see what other metrics are available to the plugin for adding future metrics.
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{"threads", "4"},
{"conn_yields", "0"},
{"hash_power_level", "16"},
{"hash_bytes", "524288"},
{"hash_is_expanding", "0"},
feat: gather additional stats from memcached (#10641)
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{"slab_reassign_rescues", "0"},
{"slab_reassign_chunk_rescues", "0"},
{"slab_reassign_evictions_nomem", "0"},
{"slab_reassign_inline_reclaim", "0"},
{"slab_reassign_busy_items", "0"},
{"slab_reassign_busy_deletes", "0"},
{"slab_reassign_running", "0"},
{"slabs_moved", "0"},
{"lru_crawler_running", "0"},
{"lru_crawler_starts", "1"},
{"lru_maintainer_juggles", "60"},
{"malloc_fails", "0"},
{"log_worker_dropped", "0"},
{"log_worker_written", "0"},
{"log_watcher_skipped", "0"},
{"log_watcher_sent", "0"},
{"log_watchers", "0"},
{"unexpected_napi_ids", "0"},
{"round_robin_fallback", "0"},
memcached plugin. Break out metric parsing into it's own func And unit test it using a sample response string. This will make it easier to see what other metrics are available to the plugin for adding future metrics.
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{"bytes", "0"},
{"curr_items", "0"},
{"total_items", "0"},
feat: gather additional stats from memcached (#10641)
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{"slab_global_page_pool", "0"},
{"expired_unfetched", "0"},
{"evicted_unfetched", "0"},
{"evicted_active", "0"},
memcached plugin. Break out metric parsing into it's own func And unit test it using a sample response string. This will make it easier to see what other metrics are available to the plugin for adding future metrics.
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{"evictions", "0"},
{"reclaimed", "0"},
feat: gather additional stats from memcached (#10641)
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{"crawler_reclaimed", "0"},
{"crawler_items_checked", "0"},
{"lrutail_reflocked", "0"},
{"moves_to_cold", "0"},
{"moves_to_warm", "0"},
{"moves_within_lru", "0"},
{"direct_reclaims", "0"},
{"lru_bumps_dropped", "0"},
memcached plugin. Break out metric parsing into it's own func And unit test it using a sample response string. This will make it easier to see what other metrics are available to the plugin for adding future metrics.
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}
for _, test := range tests {
value, ok := values[test.key]
if !ok {
t.Errorf("Did not find key for metric %s in values", test.key)
continue
}
if value != test.value {
t.Errorf("Metric: %s, Expected: %s, actual: %s",
test.key, test.value, value)
}
}
}
feat: gather additional stats from memcached (#10641)
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var memcachedStats = `STAT pid 5619
STAT uptime 11
STAT time 1644765868
STAT version 1.6.14_5_ge03751b
STAT libevent 2.1.11-stable
memcached plugin. Break out metric parsing into it's own func And unit test it using a sample response string. This will make it easier to see what other metrics are available to the plugin for adding future metrics.
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STAT pointer_size 64
feat: gather additional stats from memcached (#10641)
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STAT rusage_user 0.080905
STAT rusage_system 0.059330
STAT max_connections 1024
STAT curr_connections 2
STAT total_connections 3
STAT rejected_connections 0
STAT connection_structures 3
STAT response_obj_oom 0
STAT response_obj_count 1
STAT response_obj_bytes 16384
STAT read_buf_count 2
STAT read_buf_bytes 32768
STAT read_buf_bytes_free 0
STAT read_buf_oom 0
memcached plugin. Break out metric parsing into it's own func And unit test it using a sample response string. This will make it easier to see what other metrics are available to the plugin for adding future metrics.
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STAT reserved_fds 20
STAT cmd_get 0
STAT cmd_set 0
STAT cmd_flush 0
STAT cmd_touch 0
feat: gather additional stats from memcached (#10641)
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STAT cmd_meta 0
memcached plugin. Break out metric parsing into it's own func And unit test it using a sample response string. This will make it easier to see what other metrics are available to the plugin for adding future metrics.
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STAT get_hits 0
STAT get_misses 0
feat: gather additional stats from memcached (#10641)
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STAT get_expired 0
STAT get_flushed 0
memcached plugin. Break out metric parsing into it's own func And unit test it using a sample response string. This will make it easier to see what other metrics are available to the plugin for adding future metrics.
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STAT delete_misses 0
STAT delete_hits 0
STAT incr_misses 0
STAT incr_hits 0
STAT decr_misses 0
STAT decr_hits 0
STAT cas_misses 0
STAT cas_hits 0
STAT cas_badval 0
STAT touch_hits 0
STAT touch_misses 0
feat: gather additional stats from memcached (#10641)
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STAT store_too_large 0
STAT store_no_memory 0
memcached plugin. Break out metric parsing into it's own func And unit test it using a sample response string. This will make it easier to see what other metrics are available to the plugin for adding future metrics.
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STAT auth_cmds 0
STAT auth_errors 0
feat: gather additional stats from memcached (#10641)
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STAT bytes_read 6
memcached plugin. Break out metric parsing into it's own func And unit test it using a sample response string. This will make it easier to see what other metrics are available to the plugin for adding future metrics.
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STAT bytes_written 0
STAT limit_maxbytes 67108864
STAT accepting_conns 1
STAT listen_disabled_num 0
feat: gather additional stats from memcached (#10641)
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STAT time_in_listen_disabled_us 0
memcached plugin. Break out metric parsing into it's own func And unit test it using a sample response string. This will make it easier to see what other metrics are available to the plugin for adding future metrics.
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STAT threads 4
STAT conn_yields 0
STAT hash_power_level 16
STAT hash_bytes 524288
STAT hash_is_expanding 0
feat: gather additional stats from memcached (#10641)
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STAT slab_reassign_rescues 0
STAT slab_reassign_chunk_rescues 0
STAT slab_reassign_evictions_nomem 0
STAT slab_reassign_inline_reclaim 0
STAT slab_reassign_busy_items 0
STAT slab_reassign_busy_deletes 0
STAT slab_reassign_running 0
STAT slabs_moved 0
STAT lru_crawler_running 0
STAT lru_crawler_starts 1
STAT lru_maintainer_juggles 60
STAT malloc_fails 0
STAT log_worker_dropped 0
STAT log_worker_written 0
STAT log_watcher_skipped 0
STAT log_watcher_sent 0
STAT log_watchers 0
STAT unexpected_napi_ids 0
STAT round_robin_fallback 0
memcached plugin. Break out metric parsing into it's own func And unit test it using a sample response string. This will make it easier to see what other metrics are available to the plugin for adding future metrics.
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STAT bytes 0
STAT curr_items 0
STAT total_items 0
feat: gather additional stats from memcached (#10641)
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STAT slab_global_page_pool 0
STAT expired_unfetched 0
STAT evicted_unfetched 0
STAT evicted_active 0
memcached plugin. Break out metric parsing into it's own func And unit test it using a sample response string. This will make it easier to see what other metrics are available to the plugin for adding future metrics.
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STAT evictions 0
STAT reclaimed 0
feat: gather additional stats from memcached (#10641)
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STAT crawler_reclaimed 0
STAT crawler_items_checked 0
STAT lrutail_reflocked 0
STAT moves_to_cold 0
STAT moves_to_warm 0
STAT moves_within_lru 0
STAT direct_reclaims 0
STAT lru_bumps_dropped 0
memcached plugin. Break out metric parsing into it's own func And unit test it using a sample response string. This will make it easier to see what other metrics are available to the plugin for adding future metrics.
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END
`