485 lines
13 KiB
Go
485 lines
13 KiB
Go
package statsd
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import (
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"testing"
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"time"
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"github.com/influxdata/telegraf/testutil"
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"github.com/stretchr/testify/require"
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)
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func TestEventGather(t *testing.T) {
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now := time.Now()
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type expected struct {
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title string
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tags map[string]string
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fields map[string]interface{}
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}
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tests := []struct {
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name string
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message string
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hostname string
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now time.Time
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err bool
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expected expected
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}{{
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name: "basic",
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message: "_e{10,9}:test title|test text",
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hostname: "default-hostname",
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now: now,
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err: false,
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expected: expected{
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title: "test title",
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tags: map[string]string{"source": "default-hostname"},
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fields: map[string]interface{}{
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"priority": priorityNormal,
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"alert_type": "info",
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"text": "test text",
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},
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},
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},
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{
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name: "escape some stuff",
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message: "_e{10,24}:test title|test\\line1\\nline2\\nline3",
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hostname: "default-hostname",
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now: now.Add(1),
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err: false,
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expected: expected{
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title: "test title",
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tags: map[string]string{"source": "default-hostname"},
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fields: map[string]interface{}{
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"priority": priorityNormal,
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"alert_type": "info",
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"text": "test\\line1\nline2\nline3",
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},
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},
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},
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{
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name: "custom time",
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message: "_e{10,9}:test title|test text|d:21",
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hostname: "default-hostname",
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now: now.Add(2),
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err: false,
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expected: expected{
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title: "test title",
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tags: map[string]string{"source": "default-hostname"},
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fields: map[string]interface{}{
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"priority": priorityNormal,
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"alert_type": "info",
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"text": "test text",
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"ts": int64(21),
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},
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},
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},
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}
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acc := &testutil.Accumulator{}
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s := NewTestStatsd()
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require.NoError(t, s.Start(acc))
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defer s.Stop()
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for i := range tests {
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t.Run(tests[i].name, func(t *testing.T) {
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err := s.parseEventMessage(tests[i].now, tests[i].message, tests[i].hostname)
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if tests[i].err {
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require.NotNil(t, err)
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} else {
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require.Nil(t, err)
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}
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require.Equal(t, uint64(i+1), acc.NMetrics())
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require.Nil(t, err)
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require.Equal(t, tests[i].expected.title, acc.Metrics[i].Measurement)
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require.Equal(t, tests[i].expected.tags, acc.Metrics[i].Tags)
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require.Equal(t, tests[i].expected.fields, acc.Metrics[i].Fields)
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})
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}
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}
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// These tests adapted from tests in
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// https://github.com/DataDog/datadog-agent/blob/master/pkg/dogstatsd/parser_test.go
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// to ensure compatibility with the datadog-agent parser
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func TestEvents(t *testing.T) {
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now := time.Now()
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type args struct {
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now time.Time
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message string
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hostname string
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}
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type expected struct {
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title string
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text interface{}
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now time.Time
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ts interface{}
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priority string
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source string
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alertType interface{}
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aggregationKey string
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sourceTypeName interface{}
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checkTags map[string]string
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}
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tests := []struct {
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name string
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args args
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expected expected
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}{
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{
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name: "event minimal",
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args: args{
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now: now,
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message: "_e{10,9}:test title|test text",
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hostname: "default-hostname",
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},
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expected: expected{
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title: "test title",
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text: "test text",
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now: now,
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priority: priorityNormal,
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source: "default-hostname",
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alertType: eventInfo,
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aggregationKey: "",
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},
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},
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{
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name: "event multilines text",
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args: args{
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now: now.Add(1),
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message: "_e{10,24}:test title|test\\line1\\nline2\\nline3",
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hostname: "default-hostname",
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},
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expected: expected{
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title: "test title",
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text: "test\\line1\nline2\nline3",
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now: now.Add(1),
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priority: priorityNormal,
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source: "default-hostname",
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alertType: eventInfo,
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aggregationKey: "",
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},
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},
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{
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name: "event pipe in title",
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args: args{
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now: now.Add(2),
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message: "_e{10,24}:test|title|test\\line1\\nline2\\nline3",
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hostname: "default-hostname",
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},
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expected: expected{
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title: "test|title",
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text: "test\\line1\nline2\nline3",
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now: now.Add(2),
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priority: priorityNormal,
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source: "default-hostname",
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alertType: eventInfo,
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aggregationKey: "",
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},
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},
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{
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name: "event metadata timestamp",
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args: args{
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now: now.Add(3),
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message: "_e{10,9}:test title|test text|d:21",
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hostname: "default-hostname",
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},
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expected: expected{
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title: "test title",
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text: "test text",
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now: now.Add(3),
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priority: priorityNormal,
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source: "default-hostname",
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alertType: eventInfo,
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aggregationKey: "",
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ts: int64(21),
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},
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},
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{
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name: "event metadata priority",
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args: args{
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now: now.Add(4),
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message: "_e{10,9}:test title|test text|p:low",
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hostname: "default-hostname",
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},
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expected: expected{
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title: "test title",
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text: "test text",
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now: now.Add(4),
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priority: priorityLow,
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source: "default-hostname",
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alertType: eventInfo,
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},
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},
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{
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name: "event metadata hostname",
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args: args{
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now: now.Add(5),
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message: "_e{10,9}:test title|test text|h:localhost",
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hostname: "default-hostname",
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},
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expected: expected{
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title: "test title",
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text: "test text",
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now: now.Add(5),
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priority: priorityNormal,
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source: "localhost",
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alertType: eventInfo,
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},
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},
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{
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name: "event metadata hostname in tag",
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args: args{
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now: now.Add(6),
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message: "_e{10,9}:test title|test text|#host:localhost",
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hostname: "default-hostname",
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},
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expected: expected{
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title: "test title",
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text: "test text",
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now: now.Add(6),
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priority: priorityNormal,
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source: "localhost",
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alertType: eventInfo,
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},
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},
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{
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name: "event metadata empty host tag",
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args: args{
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now: now.Add(7),
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message: "_e{10,9}:test title|test text|#host:,other:tag",
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hostname: "default-hostname",
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},
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expected: expected{
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title: "test title",
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text: "test text",
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now: now.Add(7),
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priority: priorityNormal,
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source: "true",
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alertType: eventInfo,
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checkTags: map[string]string{"other": "tag", "source": "true"},
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},
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},
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{
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name: "event metadata alert type",
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args: args{
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now: now.Add(8),
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message: "_e{10,9}:test title|test text|t:warning",
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hostname: "default-hostname",
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},
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expected: expected{
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title: "test title",
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text: "test text",
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now: now.Add(8),
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priority: priorityNormal,
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source: "default-hostname",
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alertType: eventWarning,
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},
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},
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{
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name: "event metadata aggregation key",
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args: args{
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now: now.Add(9),
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message: "_e{10,9}:test title|test text|k:some aggregation key",
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hostname: "default-hostname",
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},
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expected: expected{
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title: "test title",
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text: "test text",
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now: now.Add(9),
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priority: priorityNormal,
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source: "default-hostname",
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alertType: eventInfo,
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aggregationKey: "some aggregation key",
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},
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},
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{
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name: "event metadata aggregation key",
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args: args{
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now: now.Add(10),
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message: "_e{10,9}:test title|test text|k:some aggregation key",
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hostname: "default-hostname",
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},
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expected: expected{
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title: "test title",
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text: "test text",
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now: now.Add(10),
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priority: priorityNormal,
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source: "default-hostname",
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alertType: eventInfo,
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aggregationKey: "some aggregation key",
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},
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},
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{
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name: "event metadata source type",
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args: args{
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now: now.Add(11),
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message: "_e{10,9}:test title|test text|s:this is the source",
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hostname: "default-hostname",
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},
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expected: expected{
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title: "test title",
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text: "test text",
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now: now.Add(11),
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priority: priorityNormal,
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source: "default-hostname",
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sourceTypeName: "this is the source",
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alertType: eventInfo,
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},
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},
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{
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name: "event metadata source type",
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args: args{
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now: now.Add(11),
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message: "_e{10,9}:test title|test text|s:this is the source",
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hostname: "default-hostname",
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},
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expected: expected{
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title: "test title",
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text: "test text",
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now: now.Add(11),
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priority: priorityNormal,
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source: "default-hostname",
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sourceTypeName: "this is the source",
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alertType: eventInfo,
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},
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},
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{
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name: "event metadata source tags",
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args: args{
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now: now.Add(11),
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message: "_e{10,9}:test title|test text|#tag1,tag2:test",
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hostname: "default-hostname",
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},
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expected: expected{
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title: "test title",
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text: "test text",
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now: now.Add(11),
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priority: priorityNormal,
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source: "default-hostname",
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alertType: eventInfo,
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checkTags: map[string]string{"tag1": "true", "tag2": "test", "source": "default-hostname"},
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},
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},
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{
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name: "event metadata multiple",
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args: args{
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now: now.Add(11),
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message: "_e{10,9}:test title|test text|t:warning|d:12345|p:low|h:some.host|k:aggKey|s:source test|#tag1,tag2:test",
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hostname: "default-hostname",
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},
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expected: expected{
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title: "test title",
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text: "test text",
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now: now.Add(11),
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priority: priorityLow,
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source: "some.host",
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ts: int64(12345),
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alertType: eventWarning,
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aggregationKey: "aggKey",
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sourceTypeName: "source test",
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checkTags: map[string]string{"aggregation_key": "aggKey", "tag1": "true", "tag2": "test", "source": "some.host"},
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},
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},
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}
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s := NewTestStatsd()
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acc := &testutil.Accumulator{}
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require.NoError(t, s.Start(acc))
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defer s.Stop()
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for i := range tests {
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t.Run(tests[i].name, func(t *testing.T) {
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acc.ClearMetrics()
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err := s.parseEventMessage(tests[i].args.now, tests[i].args.message, tests[i].args.hostname)
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require.Nil(t, err)
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m := acc.Metrics[0]
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require.Equal(t, tests[i].expected.title, m.Measurement)
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require.Equal(t, tests[i].expected.text, m.Fields["text"])
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require.Equal(t, tests[i].expected.now, m.Time)
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require.Equal(t, tests[i].expected.ts, m.Fields["ts"])
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require.Equal(t, tests[i].expected.priority, m.Fields["priority"])
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require.Equal(t, tests[i].expected.source, m.Tags["source"])
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require.Equal(t, tests[i].expected.alertType, m.Fields["alert_type"])
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require.Equal(t, tests[i].expected.aggregationKey, m.Tags["aggregation_key"])
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require.Equal(t, tests[i].expected.sourceTypeName, m.Fields["source_type_name"])
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if tests[i].expected.checkTags != nil {
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require.Equal(t, tests[i].expected.checkTags, m.Tags)
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}
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})
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}
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}
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func TestEventError(t *testing.T) {
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now := time.Now()
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s := NewTestStatsd()
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acc := &testutil.Accumulator{}
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require.NoError(t, s.Start(acc))
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defer s.Stop()
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// missing length header
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err := s.parseEventMessage(now, "_e:title|text", "default-hostname")
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require.Error(t, err)
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// greater length than packet
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err = s.parseEventMessage(now, "_e{10,10}:title|text", "default-hostname")
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require.Error(t, err)
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// zero length
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err = s.parseEventMessage(now, "_e{0,0}:a|a", "default-hostname")
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require.Error(t, err)
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// missing title or text length
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err = s.parseEventMessage(now, "_e{5555:title|text", "default-hostname")
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require.Error(t, err)
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// missing wrong len format
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err = s.parseEventMessage(now, "_e{a,1}:title|text", "default-hostname")
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require.Error(t, err)
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err = s.parseEventMessage(now, "_e{1,a}:title|text", "default-hostname")
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require.Error(t, err)
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// missing title or text length
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err = s.parseEventMessage(now, "_e{5,}:title|text", "default-hostname")
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require.Error(t, err)
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err = s.parseEventMessage(now, "_e{100,:title|text", "default-hostname")
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require.Error(t, err)
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err = s.parseEventMessage(now, "_e,100:title|text", "default-hostname")
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require.Error(t, err)
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err = s.parseEventMessage(now, "_e{,4}:title|text", "default-hostname")
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require.Error(t, err)
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err = s.parseEventMessage(now, "_e{}:title|text", "default-hostname")
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require.Error(t, err)
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err = s.parseEventMessage(now, "_e{,}:title|text", "default-hostname")
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require.Error(t, err)
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// not enough information
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err = s.parseEventMessage(now, "_e|text", "default-hostname")
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require.Error(t, err)
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err = s.parseEventMessage(now, "_e:|text", "default-hostname")
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require.Error(t, err)
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// invalid timestamp
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err = s.parseEventMessage(now, "_e{5,4}:title|text|d:abc", "default-hostname")
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require.NoError(t, err)
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// invalid priority
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err = s.parseEventMessage(now, "_e{5,4}:title|text|p:urgent", "default-hostname")
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require.NoError(t, err)
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// invalid priority
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err = s.parseEventMessage(now, "_e{5,4}:title|text|p:urgent", "default-hostname")
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require.NoError(t, err)
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// invalid alert type
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err = s.parseEventMessage(now, "_e{5,4}:title|text|t:test", "default-hostname")
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require.NoError(t, err)
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// unknown metadata
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err = s.parseEventMessage(now, "_e{5,4}:title|text|x:1234", "default-hostname")
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require.Error(t, err)
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}
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