func TestAerospikeStatistics(t *testing.T) {
if testing.Short() {
t.Skip("Skipping integration test in short mode")
}
a := &Aerospike{
Servers: []string{testutil.GetLocalHost() + ":3000"},
}
var acc testutil.Accumulator
err := a.Gather(&acc)
require.NoError(t, err)
// Only use a few of the metrics
asMetrics := []string{
"transactions",
"stat_write_errs",
"stat_read_reqs",
"stat_write_reqs",
}
for _, metric := range asMetrics {
assert.True(t, acc.HasIntValue(metric), metric)
}
}
func TestZookeeperGeneratesMetrics(t *testing.T) {
if testing.Short() {
t.Skip("Skipping integration test in short mode")
}
z := &Zookeeper{
Servers: []string{testutil.GetLocalHost()},
}
var acc testutil.Accumulator
err := z.Gather(&acc)
require.NoError(t, err)
intMetrics := []string{
"avg_latency",
"max_latency",
"min_latency",
"packets_received",
"packets_sent",
"outstanding_requests",
"znode_count",
"watch_count",
"ephemerals_count",
"approximate_data_size",
"open_file_descriptor_count",
"max_file_descriptor_count",
}
for _, metric := range intMetrics {
assert.True(t, acc.HasIntValue(metric), metric)
}
}
func TestAddNonReplStats(t *testing.T) {
d := NewMongodbData(
&StatLine{
StorageEngine: "",
Time: time.Now(),
Insert: 0,
Query: 0,
Update: 0,
Delete: 0,
GetMore: 0,
Command: 0,
Flushes: 0,
Virtual: 0,
Resident: 0,
QueuedReaders: 0,
QueuedWriters: 0,
ActiveReaders: 0,
ActiveWriters: 0,
NetIn: 0,
NetOut: 0,
NumConnections: 0,
},
tags,
)
var acc testutil.Accumulator
d.AddDefaultStats(&acc)
for key, _ := range DefaultStats {
assert.True(t, acc.HasIntValue(key))
}
}
func TestAddTableStats(t *testing.T) {
var acc testutil.Accumulator
err := server.addTableStats(&acc)
require.NoError(t, err)
for _, metric := range TableTracking {
assert.True(t, acc.HasIntValue(metric))
}
keys := []string{
"cache_bytes_in_use",
"disk_read_bytes_per_sec",
"disk_read_bytes_total",
"disk_written_bytes_per_sec",
"disk_written_bytes_total",
"disk_usage_data_bytes",
"disk_usage_garbage_bytes",
"disk_usage_metadata_bytes",
"disk_usage_preallocated_bytes",
}
for _, metric := range keys {
assert.True(t, acc.HasIntValue(metric))
}
}
func TestAddEngineStatsPartial(t *testing.T) {
engine := &Engine{
ClientConns: 0,
ClientActive: 0,
QueriesPerSec: 0,
ReadsPerSec: 0,
WritesPerSec: 0,
}
var acc testutil.Accumulator
keys := []string{
"active_clients",
"clients",
"queries_per_sec",
"read_docs_per_sec",
"written_docs_per_sec",
}
missing_keys := []string{
"total_queries",
"total_reads",
"total_writes",
}
engine.AddEngineStats(keys, &acc, tags)
for _, metric := range missing_keys {
assert.False(t, acc.HasIntValue(metric))
}
}
func TestMemcachedGeneratesMetrics(t *testing.T) {
if testing.Short() {
t.Skip("Skipping integration test in short mode")
}
m := &Memcached{
Servers: []string{testutil.GetLocalHost()},
}
var acc testutil.Accumulator
err := m.Gather(&acc)
require.NoError(t, err)
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",
"decr_hits", "decr_misses", "cas_hits", "cas_misses", "evictions",
"bytes_read", "bytes_written", "threads", "conn_yields"}
for _, metric := range intMetrics {
assert.True(t, acc.HasIntValue(metric), metric)
}
}
func TestMysqlGeneratesMetrics(t *testing.T) {
if testing.Short() {
t.Skip("Skipping integration test in short mode")
}
m := &Mysql{
Servers: []string{fmt.Sprintf("root@tcp(%s:3306)/", testutil.GetLocalHost())},
}
var acc testutil.Accumulator
err := m.Gather(&acc)
require.NoError(t, err)
prefixes := []struct {
prefix string
count int
}{
{"commands", 139},
{"handler", 16},
{"bytes", 2},
{"innodb", 46},
{"threads", 4},
{"aborted", 2},
{"created", 3},
{"key", 7},
{"open", 7},
{"opened", 3},
{"qcache", 8},
{"table", 1},
}
intMetrics := []string{
"queries",
"slow_queries",
"connections",
}
for _, prefix := range prefixes {
var count int
for _, p := range acc.Points {
if strings.HasPrefix(p.Measurement, prefix.prefix) {
count++
}
}
if prefix.count > count {
t.Errorf("Expected less than %d measurements with prefix %s, got %d",
count, prefix.prefix, prefix.count)
}
}
for _, metric := range intMetrics {
assert.True(t, acc.HasIntValue(metric))
}
}
func TestAddMemberStats(t *testing.T) {
var acc testutil.Accumulator
err := server.addMemberStats(&acc)
require.NoError(t, err)
for _, metric := range MemberTracking {
assert.True(t, acc.HasIntValue(metric))
}
}
func TestPostgresqlGeneratesMetrics(t *testing.T) {
if testing.Short() {
t.Skip("Skipping integration test in short mode")
}
p := &Postgresql{
Servers: []*Server{
{
Address: fmt.Sprintf("host=%s user=postgres sslmode=disable",
testutil.GetLocalHost()),
Databases: []string{"postgres"},
},
},
}
var acc testutil.Accumulator
err := p.Gather(&acc)
require.NoError(t, err)
intMetrics := []string{
"xact_commit",
"xact_rollback",
"blks_read",
"blks_hit",
"tup_returned",
"tup_fetched",
"tup_inserted",
"tup_updated",
"tup_deleted",
"conflicts",
"temp_files",
"temp_bytes",
"deadlocks",
}
floatMetrics := []string{
"blk_read_time",
"blk_write_time",
}
for _, metric := range intMetrics {
assert.True(t, acc.HasIntValue(metric))
}
for _, metric := range floatMetrics {
assert.True(t, acc.HasFloatValue(metric))
}
}
func TestAddDefaultStats(t *testing.T) {
var acc testutil.Accumulator
err := server.gatherData(&acc)
require.NoError(t, err)
time.Sleep(time.Duration(1) * time.Second)
// need to call this twice so it can perform the diff
err = server.gatherData(&acc)
require.NoError(t, err)
for key, _ := range DefaultStats {
assert.True(t, acc.HasIntValue(key))
}
}
func TestMemcachedGeneratesMetrics(t *testing.T) {
m := &Memcached{
Servers: []string{"localhost"},
}
var acc testutil.Accumulator
err := m.Gather(&acc)
require.NoError(t, err)
intMetrics := []string{"get_hits", "get_misses", "evictions", "limit_maxbytes", "bytes"}
for _, metric := range intMetrics {
assert.True(t, acc.HasIntValue(metric), metric)
}
}
func TestMysqlGeneratesMetrics(t *testing.T) {
if testing.Short() {
t.Skip("Skipping integration test in short mode")
}
m := &Mysql{
Servers: []string{fmt.Sprintf("root@tcp(%s:3306)/", testutil.GetLocalHost())},
}
var acc testutil.Accumulator
err := m.Gather(&acc)
require.NoError(t, err)
prefixes := []struct {
prefix string
count int
}{
{"commands", 141},
{"handler", 18},
{"bytes", 2},
{"innodb", 51},
{"threads", 4},
}
intMetrics := []string{
"queries",
"slow_queries",
}
for _, prefix := range prefixes {
var count int
for _, p := range acc.Points {
if strings.HasPrefix(p.Measurement, prefix.prefix) {
count++
}
}
assert.Equal(t, prefix.count, count)
}
for _, metric := range intMetrics {
assert.True(t, acc.HasIntValue(metric))
}
}
func TestAddReplStats(t *testing.T) {
d := NewMongodbData(
&StatLine{
StorageEngine: "mmapv1",
Mapped: 0,
NonMapped: 0,
Faults: 0,
},
tags,
)
var acc testutil.Accumulator
d.AddDefaultStats(&acc)
for key, _ := range MmapStats {
assert.True(t, acc.HasIntValue(key))
}
}
func TestZfsPoolMetrics(t *testing.T) {
err := os.MkdirAll(testKstatPath, 0755)
require.NoError(t, err)
err = os.MkdirAll(testKstatPath+"/HOME", 0755)
require.NoError(t, err)
err = ioutil.WriteFile(testKstatPath+"/HOME/io", []byte(pool_ioContents), 0644)
require.NoError(t, err)
err = ioutil.WriteFile(testKstatPath+"/arcstats", []byte(arcstatsContents), 0644)
require.NoError(t, err)
poolMetrics := getPoolMetrics()
var acc testutil.Accumulator
//one pool, all metrics
tags := map[string]string{
"pool": "HOME",
}
z := &Zfs{KstatPath: testKstatPath, KstatMetrics: []string{"arcstats"}}
err = z.Gather(&acc)
require.NoError(t, err)
for _, metric := range poolMetrics {
assert.True(t, !acc.HasIntValue(metric.name), metric.name)
assert.True(t, !acc.CheckTaggedValue(metric.name, metric.value, tags))
}
z = &Zfs{KstatPath: testKstatPath, KstatMetrics: []string{"arcstats"}, PoolMetrics: true}
err = z.Gather(&acc)
require.NoError(t, err)
for _, metric := range poolMetrics {
assert.True(t, acc.HasIntValue(metric.name), metric.name)
assert.True(t, acc.CheckTaggedValue(metric.name, metric.value, tags))
}
err = os.RemoveAll(os.TempDir() + "/telegraf")
require.NoError(t, err)
}
func TestMysqlGeneratesMetrics(t *testing.T) {
m := &Mysql{
Servers: []string{""},
}
var acc testutil.Accumulator
err := m.Gather(&acc)
require.NoError(t, err)
prefixes := []struct {
prefix string
count int
}{
{"commands", 141},
{"handler", 18},
{"bytes", 2},
{"innodb", 51},
{"threads", 4},
}
intMetrics := []string{
"queries",
"slow_queries",
}
for _, prefix := range prefixes {
var count int
for _, p := range acc.Points {
if strings.HasPrefix(p.Measurement, prefix.prefix) {
count++
}
}
assert.Equal(t, prefix.count, count)
}
for _, metric := range intMetrics {
assert.True(t, acc.HasIntValue(metric))
}
}
func TestAddStorageStats(t *testing.T) {
storage := &Storage{
Cache: Cache{
BytesInUse: 0,
},
Disk: Disk{
ReadBytesPerSec: 0,
ReadBytesTotal: 0,
WriteBytesPerSec: 0,
WriteBytesTotal: 0,
SpaceUsage: SpaceUsage{
Data: 0,
Garbage: 0,
Metadata: 0,
Prealloc: 0,
},
},
}
var acc testutil.Accumulator
keys := []string{
"cache_bytes_in_use",
"disk_read_bytes_per_sec",
"disk_read_bytes_total",
"disk_written_bytes_per_sec",
"disk_written_bytes_total",
"disk_usage_data_bytes",
"disk_usage_garbage_bytes",
"disk_usage_metadata_bytes",
"disk_usage_preallocated_bytes",
}
storage.AddStats(&acc, tags)
for _, metric := range keys {
assert.True(t, acc.HasIntValue(metric))
}
}
func TestPostgresqlGeneratesMetrics(t *testing.T) {
if testing.Short() {
t.Skip("Skipping integration test in short mode")
}
p := &Postgresql{
Servers: []*Server{
{
Address: fmt.Sprintf("host=%s user=postgres sslmode=disable",
testutil.GetLocalHost()),
Databases: []string{"postgres"},
},
},
}
var acc testutil.Accumulator
err := p.Gather(&acc)
require.NoError(t, err)
availableColumns := make(map[string]bool)
for _, col := range p.Servers[0].OrderedColumns {
availableColumns[col] = true
}
intMetrics := []string{
"xact_commit",
"xact_rollback",
"blks_read",
"blks_hit",
"tup_returned",
"tup_fetched",
"tup_inserted",
"tup_updated",
"tup_deleted",
"conflicts",
"temp_files",
"temp_bytes",
"deadlocks",
"numbackends",
}
floatMetrics := []string{
"blk_read_time",
"blk_write_time",
}
metricsCounted := 0
for _, metric := range intMetrics {
_, ok := availableColumns[metric]
if ok {
assert.True(t, acc.HasIntValue(metric))
metricsCounted++
}
}
for _, metric := range floatMetrics {
_, ok := availableColumns[metric]
if ok {
assert.True(t, acc.HasFloatValue(metric))
metricsCounted++
}
}
assert.True(t, metricsCounted > 0)
assert.Equal(t, len(availableColumns)-len(p.IgnoredColumns()), metricsCounted)
}
func TestZfsGeneratesMetrics(t *testing.T) {
err := os.MkdirAll(testKstatPath, 0755)
require.NoError(t, err)
err = os.MkdirAll(testKstatPath+"/HOME", 0755)
require.NoError(t, err)
err = ioutil.WriteFile(testKstatPath+"/HOME/io", []byte(""), 0644)
require.NoError(t, err)
err = ioutil.WriteFile(testKstatPath+"/arcstats", []byte(arcstatsContents), 0644)
require.NoError(t, err)
err = ioutil.WriteFile(testKstatPath+"/zfetchstats", []byte(zfetchstatsContents), 0644)
require.NoError(t, err)
err = ioutil.WriteFile(testKstatPath+"/vdev_cache_stats", []byte(vdev_cache_statsContents), 0644)
require.NoError(t, err)
intMetrics := []*metrics{
{
name: "arcstats_hits",
value: 5968846374,
},
{
name: "arcstats_misses",
value: 1659178751,
},
{
name: "arcstats_demand_data_hits",
value: 4860247322,
},
{
name: "arcstats_demand_data_misses",
value: 501499535,
},
{
name: "arcstats_demand_metadata_hits",
value: 708608325,
},
{
name: "arcstats_demand_metadata_misses",
value: 156591375,
},
{
name: "arcstats_prefetch_data_hits",
value: 367047144,
},
{
name: "arcstats_prefetch_data_misses",
value: 974529898,
},
{
name: "arcstats_prefetch_metadata_hits",
value: 32943583,
},
{
name: "arcstats_prefetch_metadata_misses",
value: 26557943,
},
{
name: "arcstats_mru_hits",
value: 301176811,
},
{
name: "arcstats_mru_ghost_hits",
value: 47066067,
},
{
name: "arcstats_mfu_hits",
value: 5520612438,
},
{
name: "arcstats_mfu_ghost_hits",
value: 45784009,
},
{
name: "arcstats_deleted",
value: 1718937704,
},
{
name: "arcstats_recycle_miss",
value: 481222994,
},
{
name: "arcstats_mutex_miss",
value: 20575623,
},
{
name: "arcstats_evict_skip",
value: 14655903906543,
},
{
name: "arcstats_evict_l2_cached",
value: 145310202998272,
},
{
name: "arcstats_evict_l2_eligible",
value: 16345402777088,
},
{
name: "arcstats_evict_l2_ineligible",
value: 7437226893312,
},
{
name: "arcstats_hash_elements",
value: 36617980,
},
{
name: "arcstats_hash_elements_max",
value: 36618318,
},
{
name: "arcstats_hash_collisions",
value: 554145157,
},
{
name: "arcstats_hash_chains",
value: 4187651,
},
{
name: "arcstats_hash_chain_max",
value: 26,
},
{
name: "arcstats_p",
value: 13963222064,
},
{
name: "arcstats_c",
value: 16381258376,
},
{
name: "arcstats_c_min",
value: 4194304,
},
{
name: "arcstats_c_max",
value: 16884125696,
},
{
name: "arcstats_size",
value: 16319887096,
},
{
name: "arcstats_hdr_size",
value: 42567864,
},
{
name: "arcstats_data_size",
value: 60066304,
},
{
name: "arcstats_meta_size",
value: 1701534208,
},
{
name: "arcstats_other_size",
value: 1661543168,
},
{
name: "arcstats_anon_size",
value: 94720,
},
{
name: "arcstats_anon_evict_data",
value: 0,
},
{
name: "arcstats_anon_evict_metadata",
value: 0,
},
{
name: "arcstats_mru_size",
value: 973099008,
},
{
name: "arcstats_mru_evict_data",
value: 9175040,
},
{
name: "arcstats_mru_evict_metadata",
value: 32768,
},
{
name: "arcstats_mru_ghost_size",
value: 32768,
},
{
name: "arcstats_mru_ghost_evict_data",
value: 0,
},
{
name: "arcstats_mru_ghost_evict_metadata",
value: 32768,
},
{
name: "arcstats_mfu_size",
value: 788406784,
},
{
name: "arcstats_mfu_evict_data",
value: 50881024,
},
{
name: "arcstats_mfu_evict_metadata",
value: 81920,
},
{
name: "arcstats_mfu_ghost_size",
value: 0,
},
{
name: "arcstats_mfu_ghost_evict_data",
value: 0,
},
{
name: "arcstats_mfu_ghost_evict_metadata",
value: 0,
},
{
name: "arcstats_l2_hits",
value: 573868618,
},
{
name: "arcstats_l2_misses",
value: 1085309718,
},
{
name: "arcstats_l2_feeds",
value: 12182087,
},
{
name: "arcstats_l2_rw_clash",
value: 9610,
},
{
name: "arcstats_l2_read_bytes",
value: 32695938336768,
},
{
name: "arcstats_l2_write_bytes",
value: 2826774778880,
},
{
name: "arcstats_l2_writes_sent",
value: 4267687,
},
{
name: "arcstats_l2_writes_done",
value: 4267687,
},
{
name: "arcstats_l2_writes_error",
value: 0,
},
{
name: "arcstats_l2_writes_hdr_miss",
value: 164,
},
{
name: "arcstats_l2_evict_lock_retry",
value: 5,
},
{
name: "arcstats_l2_evict_reading",
value: 0,
},
{
name: "arcstats_l2_free_on_write",
value: 1606914,
},
{
name: "arcstats_l2_cdata_free_on_write",
value: 1775,
},
{
name: "arcstats_l2_abort_lowmem",
value: 83462,
},
{
name: "arcstats_l2_cksum_bad",
value: 393860640,
},
{
name: "arcstats_l2_io_error",
value: 53881460,
},
{
name: "arcstats_l2_size",
value: 2471466648576,
},
{
name: "arcstats_l2_asize",
value: 2461690072064,
},
{
name: "arcstats_l2_hdr_size",
value: 12854175552,
},
{
name: "arcstats_l2_compress_successes",
value: 12184849,
},
{
name: "arcstats_l2_compress_zeros",
value: 0,
},
{
name: "arcstats_l2_compress_failures",
value: 0,
},
{
name: "arcstats_memory_throttle_count",
value: 0,
},
{
name: "arcstats_duplicate_buffers",
value: 0,
},
{
name: "arcstats_duplicate_buffers_size",
value: 0,
},
{
name: "arcstats_duplicate_reads",
value: 0,
},
{
name: "arcstats_memory_direct_count",
value: 5159942,
},
{
name: "arcstats_memory_indirect_count",
value: 3034640,
},
{
name: "arcstats_arc_no_grow",
value: 0,
},
{
name: "arcstats_arc_tempreserve",
value: 0,
},
{
name: "arcstats_arc_loaned_bytes",
value: 0,
},
{
name: "arcstats_arc_prune",
value: 114554259559,
},
{
name: "arcstats_arc_meta_used",
value: 16259820792,
},
{
name: "arcstats_arc_meta_limit",
value: 12663094272,
},
{
name: "arcstats_arc_meta_max",
value: 18327165696,
},
{
name: "zfetchstats_hits",
value: 7812959060,
},
{
name: "zfetchstats_misses",
value: 4154484207,
},
{
name: "zfetchstats_colinear_hits",
value: 1366368,
},
{
name: "zfetchstats_colinear_misses",
value: 4153117839,
},
{
name: "zfetchstats_stride_hits",
value: 7309776732,
},
{
name: "zfetchstats_stride_misses",
value: 222766182,
},
{
name: "zfetchstats_reclaim_successes",
value: 107788388,
},
{
name: "zfetchstats_reclaim_failures",
value: 4045329451,
},
{
name: "zfetchstats_streams_resets",
value: 20989756,
},
{
name: "zfetchstats_streams_noresets",
value: 503182328,
},
{
name: "zfetchstats_bogus_streams",
value: 0,
},
{
name: "vdev_cache_stats_delegations",
value: 0,
},
{
name: "vdev_cache_stats_hits",
value: 0,
},
{
name: "vdev_cache_stats_misses",
value: 0,
},
}
var acc testutil.Accumulator
//one pool, all metrics
tags := map[string]string{
"pools": "HOME",
}
z := &Zfs{KstatPath: testKstatPath}
err = z.Gather(&acc)
require.NoError(t, err)
for _, metric := range intMetrics {
fmt.Println(metric.name)
assert.True(t, acc.HasIntValue(metric.name), metric.name)
assert.True(t, acc.CheckTaggedValue(metric.name, metric.value, tags))
}
//two pools, all metrics
err = os.MkdirAll(testKstatPath+"/STORAGE", 0755)
require.NoError(t, err)
err = ioutil.WriteFile(testKstatPath+"/STORAGE/io", []byte(""), 0644)
require.NoError(t, err)
tags = map[string]string{
"pools": "HOME::STORAGE",
}
z = &Zfs{KstatPath: testKstatPath}
err = z.Gather(&acc)
require.NoError(t, err)
for _, metric := range intMetrics {
assert.True(t, acc.HasIntValue(metric.name), metric.name)
assert.True(t, acc.CheckTaggedValue(metric.name, metric.value, tags))
}
//two pools, one metric
z = &Zfs{KstatPath: testKstatPath, KstatMetrics: []string{"arcstats"}}
err = z.Gather(&acc)
require.NoError(t, err)
for _, metric := range intMetrics {
assert.True(t, acc.HasIntValue(metric.name), metric.name)
assert.True(t, acc.CheckTaggedValue(metric.name, metric.value, tags))
}
err = os.RemoveAll(os.TempDir() + "/telegraf")
require.NoError(t, err)
}
func TestRabbitMQGeneratesMetrics(t *testing.T) {
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
var rsp string
if r.URL.Path == "/api/overview" {
rsp = sampleOverviewResponse
} else if r.URL.Path == "/api/nodes" {
rsp = sampleNodesResponse
} else {
panic("Cannot handle request")
}
fmt.Fprintln(w, rsp)
}))
defer ts.Close()
r := &RabbitMQ{
Servers: []*Server{
{
URL: ts.URL,
},
},
}
var acc testutil.Accumulator
err := r.Gather(&acc)
require.NoError(t, err)
intMetrics := []string{
"messages",
"messages_ready",
"messages_unacked",
"messages_acked",
"messages_delivered",
"messages_published",
"channels",
"connections",
"consumers",
"exchanges",
"queues",
}
for _, metric := range intMetrics {
assert.True(t, acc.HasIntValue(metric))
}
nodeIntMetrics := []string{
"disk_free",
"disk_free_limit",
"fd_total",
"fd_used",
"mem_limit",
"mem_used",
"proc_total",
"proc_used",
"run_queue",
"sockets_total",
"sockets_used",
}
for _, metric := range nodeIntMetrics {
assert.True(t, acc.HasIntValue(metric))
}
}
func TestZfsGeneratesMetrics(t *testing.T) {
err := os.MkdirAll(testKstatPath, 0755)
require.NoError(t, err)
err = os.MkdirAll(testKstatPath+"/HOME", 0755)
require.NoError(t, err)
err = ioutil.WriteFile(testKstatPath+"/HOME/io", []byte(""), 0644)
require.NoError(t, err)
err = ioutil.WriteFile(testKstatPath+"/arcstats", []byte(arcstatsContents), 0644)
require.NoError(t, err)
err = ioutil.WriteFile(testKstatPath+"/zfetchstats", []byte(zfetchstatsContents), 0644)
require.NoError(t, err)
err = ioutil.WriteFile(testKstatPath+"/vdev_cache_stats", []byte(vdev_cache_statsContents), 0644)
require.NoError(t, err)
intMetrics := getKstatMetricsAll()
var acc testutil.Accumulator
//one pool, all metrics
tags := map[string]string{
"pools": "HOME",
}
z := &Zfs{KstatPath: testKstatPath}
err = z.Gather(&acc)
require.NoError(t, err)
for _, metric := range intMetrics {
assert.True(t, acc.HasIntValue(metric.name), metric.name)
assert.True(t, acc.CheckTaggedValue(metric.name, metric.value, tags))
}
//two pools, all metrics
err = os.MkdirAll(testKstatPath+"/STORAGE", 0755)
require.NoError(t, err)
err = ioutil.WriteFile(testKstatPath+"/STORAGE/io", []byte(""), 0644)
require.NoError(t, err)
tags = map[string]string{
"pools": "HOME::STORAGE",
}
z = &Zfs{KstatPath: testKstatPath}
acc = testutil.Accumulator{}
err = z.Gather(&acc)
require.NoError(t, err)
for _, metric := range intMetrics {
assert.True(t, acc.HasIntValue(metric.name), metric.name)
assert.True(t, acc.CheckTaggedValue(metric.name, metric.value, tags))
}
intMetrics = getKstatMetricsArcOnly()
//two pools, one metric
z = &Zfs{KstatPath: testKstatPath, KstatMetrics: []string{"arcstats"}}
acc = testutil.Accumulator{}
err = z.Gather(&acc)
require.NoError(t, err)
for _, metric := range intMetrics {
assert.True(t, acc.HasIntValue(metric.name), metric.name)
assert.True(t, acc.CheckTaggedValue(metric.name, metric.value, tags))
}
err = os.RemoveAll(os.TempDir() + "/telegraf")
require.NoError(t, err)
}