forked from influxdata/telegraf
/
kapacitor_test.go
141 lines (121 loc) · 27 KB
/
kapacitor_test.go
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package kapacitor_test
import (
"net/http"
"net/http/httptest"
"testing"
"github.com/influxdata/telegraf/plugins/inputs/kapacitor"
"github.com/influxdata/telegraf/testutil"
"github.com/stretchr/testify/require"
)
func TestKapacitor(t *testing.T) {
fakeInfluxServer := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
if r.URL.Path == "/endpoint" {
_, _ = w.Write([]byte(kapacitorReturn))
} else {
w.WriteHeader(http.StatusNotFound)
}
}))
defer fakeInfluxServer.Close()
plugin := &kapacitor.Kapacitor{
URLs: []string{fakeInfluxServer.URL + "/endpoint"},
}
var acc testutil.Accumulator
require.NoError(t, plugin.Gather(&acc))
require.Len(t, acc.Metrics, 63)
fields := map[string]interface{}{
"alloc_bytes": int64(6950624),
"buck_hash_sys_bytes": int64(1446737),
"frees": int64(129656),
"gcc_pu_fraction": float64(0.006757149597237818),
"gc_sys_bytes": int64(575488),
"heap_alloc_bytes": int64(6950624),
"heap_idle_bytes": int64(499712),
"heap_in_use_bytes": int64(9166848),
"heap_objects": int64(28070),
"heap_released_bytes": int64(0),
"heap_sys_bytes": int64(9666560),
"last_gc_ns": int64(1478813691405406556),
"lookups": int64(40),
"mallocs": int64(157726),
"mcache_in_use_bytes": int64(9600),
"mcache_sys_bytes": int64(16384),
"mspan_in_use_bytes": int64(105600),
"mspan_sys_bytes": int64(114688),
"next_gc_ns": int64(10996691),
"num_gc": int64(4),
"other_sys_bytes": int64(1985959),
"pause_total_ns": int64(767327),
"stack_in_use_bytes": int64(819200),
"stack_sys_bytes": int64(819200),
"sys_bytes": int64(14625016),
"total_alloc_bytes": int64(13475176),
}
tags := map[string]string{
"kap_version": "1.1.0~rc2",
"url": fakeInfluxServer.URL + "/endpoint",
}
acc.AssertContainsTaggedFields(t, "kapacitor_memstats", fields, tags)
acc.AssertContainsTaggedFields(t, "kapacitor",
map[string]interface{}{
"num_enabled_tasks": 5,
"num_subscriptions": 6,
"num_tasks": 5,
}, tags)
}
func TestMissingStats(t *testing.T) {
server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.Write([]byte(`{}`))
}))
defer server.Close()
plugin := &kapacitor.Kapacitor{
URLs: []string{server.URL},
}
var acc testutil.Accumulator
plugin.Gather(&acc)
require.False(t, acc.HasField("kapacitor_memstats", "alloc_bytes"))
require.True(t, acc.HasField("kapacitor", "num_tasks"))
}
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"))
} else {
w.WriteHeader(http.StatusNotFound)
}
}))
defer badServer.Close()
plugin := &kapacitor.Kapacitor{
URLs: []string{badServer.URL + "/endpoint"},
}
var acc testutil.Accumulator
plugin.Gather(&acc)
acc.WaitError(1)
require.Equal(t, uint64(0), acc.NMetrics())
}
func TestErrorHandling404(t *testing.T) {
badServer := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.WriteHeader(http.StatusNotFound)
}))
defer badServer.Close()
plugin := &kapacitor.Kapacitor{
URLs: []string{badServer.URL},
}
var acc testutil.Accumulator
plugin.Gather(&acc)
acc.WaitError(1)
require.Equal(t, uint64(0), acc.NMetrics())
}
const kapacitorReturn = `{
"cluster_id": "aaa1cb78-8277-4886-a8ea-4706bca20842",
"cmdline": ["./build/kapacitord","-config","/Users/ross/.kapacitor/config"],
"host": "localhost",
"kapacitor": {"4360b884-4f1b-4915-90b9-e40a27cd366a": {"name": "ingress", "tags": {"task_master": "main", "database": "_internal", "retention_policy": "monitor", "measurement": "cq", "cluster_id": "aaa1cb78-8277-4886-a8ea-4706bca20842", "server_id": "81e38258-5f18-4201-8d47-db603bfceeff", "host": "localhost"}, "values": {"points_received": 1}}, "b5ca6839-5cda-4330-b7aa-fccc50ce1320": {"name": "edges", "tags": {"type": "stream", "task": "task_master:main", "parent": "write_points", "child": "stream", "cluster_id": "aaa1cb78-8277-4886-a8ea-4706bca20842", "server_id": "81e38258-5f18-4201-8d47-db603bfceeff", "host": "localhost"}, "values": {"collected": 72, "emitted": 72}}, "e4f4dd29-96fe-41ca-9107-43030f67d47c": {"name": "edges", "tags": {"host": "localhost", "task": "deadman-test", "parent": "log3", "child": "mean4", "type": "batch", "cluster_id": "aaa1cb78-8277-4886-a8ea-4706bca20842", "server_id": "81e38258-5f18-4201-8d47-db603bfceeff"}, "values": {"collected": 0, "emitted": 0}}, "f8bb9712-52ea-44c8-a0d9-8b6ee47b9cb8": {"name": "edges", "tags": {"task": "derivative-test", "parent": "sum5", "child": "log6", "type": "stream", "cluster_id": "aaa1cb78-8277-4886-a8ea-4706bca20842", "server_id": "81e38258-5f18-4201-8d47-db603bfceeff", "host": "localhost"}, "values": {"collected": 0, "emitted": 0}}, "340391e7-8fc7-447d-ad07-547c5dd51f2c": {"tags": {"child": "from1", "type": "stream", "cluster_id": "aaa1cb78-8277-4886-a8ea-4706bca20842", "server_id": "81e38258-5f18-4201-8d47-db603bfceeff", "host": "localhost", "task": "sys-stats", "parent": "stream0"}, "values": {"collected": 0, "emitted": 0}, "name": "edges"}, "2fd00546-3b38-4118-97e6-38489e5732a8": {"name": "edges", "tags": {"task": "sys-stats", "parent": "stream", "child": "stream0", "cluster_id": "aaa1cb78-8277-4886-a8ea-4706bca20842", "server_id": "81e38258-5f18-4201-8d47-db603bfceeff", "host": "localhost", "type": "stream"}, "values": {"collected": 0, "emitted": 0}}, "5467712d-b3b9-45c5-acae-43a686c345e3": {"name": "edges", "tags": {"host": "localhost", "task": "test", "parent": "stream", "child": "stream0", "type": "stream", "cluster_id": "aaa1cb78-8277-4886-a8ea-4706bca20842", "server_id": "81e38258-5f18-4201-8d47-db603bfceeff"}, "values": {"collected": 0, "emitted": 0}}, "2ce99d1d-d26f-4daa-8857-36568a9effc1": {"name": "nodes", "tags": {"task": "deadman-test", "node": "window2", "type": "stream", "kind": "window", "cluster_id": "aaa1cb78-8277-4886-a8ea-4706bca20842", "server_id": "81e38258-5f18-4201-8d47-db603bfceeff", "host": "localhost"}, "values": {"avg_exec_time_ns": "0s"}}, "975e59b2-d0ab-4ebf-9054-4de9751e0e87": {"name": "edges", "tags": {"task": "deadman-test", "parent": "derivative5", "child": "window6", "type": "stream", "cluster_id": "aaa1cb78-8277-4886-a8ea-4706bca20842", "server_id": "81e38258-5f18-4201-8d47-db603bfceeff", "host": "localhost"}, "values": {"collected": 0, "emitted": 0}}, "14fc028b-bda9-4b29-bf8e-8f682dd42bab": {"name": "nodes", "tags": {"task": "derivative-test", "node": "from1", "type": "stream", "kind": "from", "cluster_id": "aaa1cb78-8277-4886-a8ea-4706bca20842", "server_id": "81e38258-5f18-4201-8d47-db603bfceeff", "host": "localhost"}, "values": {"avg_exec_time_ns": "0s"}}, "69f374fb-1289-457a-9ae6-79263e2dc430": {"tags": {"child": "derivative2", "type": "stream", "cluster_id": "aaa1cb78-8277-4886-a8ea-4706bca20842", "server_id": "81e38258-5f18-4201-8d47-db603bfceeff", "host": "localhost", "task": "derivative-test", "parent": "from1"}, "values": {"collected": 0, "emitted": 0}, "name": "edges"}, "0c0a0463-4588-494b-b871-f20dea1b4c71": {"name": "nodes", "tags": {"task": "derivative-test", "node": "log6", "type": "stream", "kind": "log", "cluster_id": "aaa1cb78-8277-4886-a8ea-4706bca20842", "server_id": "81e38258-5f18-4201-8d47-db603bfceeff", "host": "localhost"}, "values": {"avg_exec_time_ns": "0s"}}, "e6eedf33-a07c-4daf-87fb-9429ee38847f": {"name": "nodes", "tags": {"host": "localhost", "kind": "from", "task": "deadman-test", "node": "from1", "type": "stream", "cluster_id": "aaa1cb78-8277-4886-a8ea-4706bca20842", "server_id": "81e38258-5f18-4201-8d47-db603bfceeff"}, "values": {"avg_exec_time_ns": "0s"}}, "c8da7d8a-6ea1-4cac-88aa-0804c413eecb": {"tags": {"child": "from1", "type": "stream", "cluster_id": "aaa1cb78-8277-4886-a8ea-4706bca20842", "server_id": "81e38258-5f18-4201-8d47-db603bfceeff", "host": "localhost", "task": "deadman-test", "parent": "stream0"}, "values": {"collected": 0, "emitted": 0}, "name": "edges"}, "ad4ca70d-1e56-422e-b36d-af565a8e1df0": {"tags": {"type": "stream", "kind": "stream", "cluster_id": "aaa1cb78-8277-4886-a8ea-4706bca20842", "server_id": "81e38258-5f18-4201-8d47-db603bfceeff", "host": "localhost", "task": "derivative-test", "node": "stream0"}, "values": {"avg_exec_time_ns": "0s"}, "name": "nodes"}, "39fd1e7d-24bf-4cae-9c52-f9d876cc92af": {"name": "edges", "tags": {"task": "test", "parent": "from1", "child": "alert2", "type": "stream", "cluster_id": "aaa1cb78-8277-4886-a8ea-4706bca20842", "server_id": "81e38258-5f18-4201-8d47-db603bfceeff", "host": "localhost"}, "values": {"emitted": 0, "collected": 0}}, "1be18262-c33e-4cd6-bd49-7c82b819d4e1": {"values": {"avg_exec_time_ns": "0s"}, "name": "nodes", "tags": {"host": "localhost", "task": "deadman-test", "node": "stream0", "type": "stream", "kind": "stream", "cluster_id": "aaa1cb78-8277-4886-a8ea-4706bca20842", "server_id": "81e38258-5f18-4201-8d47-db603bfceeff"}}, "ce957f67-bef1-4755-acf1-1a335cbf0dcb": {"name": "edges", "tags": {"task": "deadman-test", "parent": "from1", "child": "window2", "type": "stream", "cluster_id": "aaa1cb78-8277-4886-a8ea-4706bca20842", "server_id": "81e38258-5f18-4201-8d47-db603bfceeff", "host": "localhost"}, "values": {"collected": 0, "emitted": 0}}, "c33ac068-6216-4ab2-b10d-b82f08891a10": {"name": "nodes", "tags": {"kind": "window", "cluster_id": "aaa1cb78-8277-4886-a8ea-4706bca20842", "server_id": "81e38258-5f18-4201-8d47-db603bfceeff", "host": "localhost", "task": "deadman-test", "node": "window6", "type": "stream"}, "values": {"avg_exec_time_ns": "0s"}}, "2ab14f75-6a7d-49a8-a5bd-b829ec7588b5": {"name": "edges", "tags": {"server_id": "81e38258-5f18-4201-8d47-db603bfceeff", "host": "localhost", "task": "derivative-test", "parent": "derivative2", "child": "log3", "type": "stream", "cluster_id": "aaa1cb78-8277-4886-a8ea-4706bca20842"}, "values": {"collected": 0, "emitted": 0}}, "94031aa9-20fa-448a-8952-ba37d69a991a": {"name": "nodes", "tags": {"server_id": "81e38258-5f18-4201-8d47-db603bfceeff", "host": "localhost", "task": "derivative-test", "node": "eval4", "type": "stream", "kind": "eval", "cluster_id": "aaa1cb78-8277-4886-a8ea-4706bca20842"}, "values": {"avg_exec_time_ns": "0s", "eval_errors": 0}}, "d3b76aba-b2a2-4e72-a23d-f54c5037d6ee": {"values": {"avg_exec_time_ns": "0s"}, "name": "nodes", "tags": {"host": "localhost", "kind": "stream", "task": "sys-stats", "node": "stream0", "type": "stream", "cluster_id": "aaa1cb78-8277-4886-a8ea-4706bca20842", "server_id": "81e38258-5f18-4201-8d47-db603bfceeff"}}, "fe2569b7-275d-411f-86f1-4c75127b0a77": {"name": "nodes", "tags": {"node": "window2", "type": "stream", "kind": "window", "cluster_id": "aaa1cb78-8277-4886-a8ea-4706bca20842", "server_id": "81e38258-5f18-4201-8d47-db603bfceeff", "host": "localhost", "task": "sys-stats"}, "values": {"avg_exec_time_ns": "0s"}}, "067d801e-48de-4fec-98fe-d6691d3db1fe": {"name": "nodes", "tags": {"task": "derivative-test", "node": "sum5", "type": "stream", "kind": "sum", "cluster_id": "aaa1cb78-8277-4886-a8ea-4706bca20842", "server_id": "81e38258-5f18-4201-8d47-db603bfceeff", "host": "localhost"}, "values": {"avg_exec_time_ns": "0s"}}, "5bc09b36-f1d7-460f-b533-91aa79b79ee3": {"name": "nodes", "tags": {"host": "localhost", "task": "test", "node": "alert2", "type": "stream", "kind": "alert", "cluster_id": "aaa1cb78-8277-4886-a8ea-4706bca20842", "server_id": "81e38258-5f18-4201-8d47-db603bfceeff"}, "values": {"warns_triggered": 0, "crits_triggered": 0, "avg_exec_time_ns": "0s", "alerts_triggered": 0, "oks_triggered": 0, "infos_triggered": 0}}, "874c38c5-380f-4c76-b1ed-af2b7e1bd0f7": {"name": "ingress", "tags": {"database": "_internal", "retention_policy": "monitor", "measurement": "queryExecutor", "cluster_id": "aaa1cb78-8277-4886-a8ea-4706bca20842", "server_id": "81e38258-5f18-4201-8d47-db603bfceeff", "host": "localhost", "task_master": "main"}, "values": {"points_received": 1}}, "38e0634f-9f11-4c3e-8621-96200dfb0ec4": {"name": "nodes", "tags": {"node": "log3", "type": "stream", "kind": "log", "task": "deadman-test", "cluster_id": "aaa1cb78-8277-4886-a8ea-4706bca20842", "server_id": "81e38258-5f18-4201-8d47-db603bfceeff", "host": "localhost"}, "values": {"avg_exec_time_ns": "0s"}}, "193ccaeb-7206-454d-9acc-457506848a09": {"tags": {"child": "sum5", "type": "stream", "cluster_id": "aaa1cb78-8277-4886-a8ea-4706bca20842", "server_id": "81e38258-5f18-4201-8d47-db603bfceeff", "host": "localhost", "task": "derivative-test", "parent": "eval4"}, "values": {"collected": 0, "emitted": 0}, "name": "edges"}, "68565c38-e5d2-4563-a2e8-991718154623": {"tags": {"child": "http_out3", "type": "batch", "cluster_id": "aaa1cb78-8277-4886-a8ea-4706bca20842", "server_id": "81e38258-5f18-4201-8d47-db603bfceeff", "host": "localhost", "task": "sys-stats", "parent": "window2"}, "values": {"collected": 0, "emitted": 0}, "name": "edges"}, "dd1dc51c-ae09-43af-b511-e6d23a7b1940": {"name": "ingress", "tags": {"cluster_id": "aaa1cb78-8277-4886-a8ea-4706bca20842", "server_id": "81e38258-5f18-4201-8d47-db603bfceeff", "host": "localhost", "task_master": "main", "database": "_internal", "retention_policy": "monitor", "measurement": "runtime"}, "values": {"points_received": 1}}, "1f60fe6b-3dda-4811-a218-4e54cc6ff20f": {"tags": {"server_id": "81e38258-5f18-4201-8d47-db603bfceeff", "host": "localhost", "task": "deadman-test", "node": "log7", "type": "stream", "kind": "log", "cluster_id": "aaa1cb78-8277-4886-a8ea-4706bca20842"}, "values": {"avg_exec_time_ns": "0s"}, "name": "nodes"}, "969d3962-ed99-4032-8625-465a2cccb2d9": {"name": "edges", "tags": {"host": "localhost", "task": "derivative-test", "parent": "stream", "child": "stream0", "type": "stream", "cluster_id": "aaa1cb78-8277-4886-a8ea-4706bca20842", "server_id": "81e38258-5f18-4201-8d47-db603bfceeff"}, "values": {"collected": 0, "emitted": 0}}, "5d237ee6-8362-427c-982b-f3be4a901e4b": {"tags": {"type": "stream", "kind": "derivative", "cluster_id": "aaa1cb78-8277-4886-a8ea-4706bca20842", "server_id": "81e38258-5f18-4201-8d47-db603bfceeff", "host": "localhost", "task": "deadman-test", "node": "derivative5"}, "values": {"avg_exec_time_ns": "0s"}, "name": "nodes"}, "b92a8b07-713f-4d94-8c99-e1311129018a": {"name": "edges", "tags": {"task": "sys-stats", "parent": "http_out3", "child": "influxdb_out4", "type": "batch", "cluster_id": "aaa1cb78-8277-4886-a8ea-4706bca20842", "server_id": "81e38258-5f18-4201-8d47-db603bfceeff", "host": "localhost"}, "values": {"collected": 0, "emitted": 0}}, "bba6ca07-a577-46b5-90eb-e034b43e2d72": {"name": "nodes", "tags": {"task": "test", "node": "stream0", "type": "stream", "kind": "stream", "cluster_id": "aaa1cb78-8277-4886-a8ea-4706bca20842", "server_id": "81e38258-5f18-4201-8d47-db603bfceeff", "host": "localhost"}, "values": {"avg_exec_time_ns": "0s"}}, "056bca53-554b-43e4-8402-7d5e8441f888": {"tags": {"server_id": "81e38258-5f18-4201-8d47-db603bfceeff", "host": "localhost", "task": "deadman-test", "parent": "window6", "child": "log7", "type": "batch", "cluster_id": "aaa1cb78-8277-4886-a8ea-4706bca20842"}, "values": {"collected": 0, "emitted": 0}, "name": "edges"}, "bd5a6337-0a7b-44f1-9768-1d3418fd8d66": {"values": {"collected": 0, "emitted": 0}, "name": "edges", "tags": {"child": "eval4", "type": "stream", "task": "derivative-test", "cluster_id": "aaa1cb78-8277-4886-a8ea-4706bca20842", "server_id": 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