1130 lines
28 KiB
Go
1130 lines
28 KiB
Go
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package zabbix
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import (
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"encoding/json"
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"fmt"
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"os"
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"sort"
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"testing"
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"time"
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"github.com/stretchr/testify/require"
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"github.com/influxdata/telegraf"
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"github.com/influxdata/telegraf/config"
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"github.com/influxdata/telegraf/testutil"
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)
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type (
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// Operations is an interface to simulate aggregator operations
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Operations interface{}
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// OperationAdd is an array of metrics to add to the aggregator
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OperationAdd []telegraf.Metric
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// OperationPush simulate a push call to the aggregator
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OperationPush struct{}
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// OperationCheck is an array of metrics to check if they are generated by the aggregator
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OperationCheck []telegraf.Metric
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// OperationCrossClearIntervalTime is used to simulate a time cross the clear interval
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OperationCrossClearIntervalTime struct{}
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)
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func TestAddAndPush(t *testing.T) {
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tests := map[string][]Operations{
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"metric without extra tags does not generate LLD metric": {
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OperationAdd{
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testutil.MustMetric(
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"name",
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map[string]string{"host": "hostA"},
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map[string]interface{}{"value": 1},
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time.Now()),
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},
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OperationPush{},
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},
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"simple Add, Push and check generated LLD metric": {
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OperationAdd{
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testutil.MustMetric(
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"name",
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map[string]string{"host": "hostA", "foo": "bar"},
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map[string]interface{}{"value": 1},
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time.Now()),
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},
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OperationPush{},
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OperationCheck{
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testutil.MustMetric(
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lldName,
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map[string]string{"host": "hostA"},
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map[string]interface{}{"name.foo": `{"data":[{"{#FOO}":"bar"}]}`},
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time.Now(),
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),
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},
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},
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"same metric with different tag values": {
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OperationAdd{
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testutil.MustMetric(
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"name",
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map[string]string{"host": "hostA", "foo": "bar1"},
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map[string]interface{}{"value": 1},
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time.Now()),
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},
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OperationAdd{
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testutil.MustMetric(
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"name",
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map[string]string{"host": "hostA", "foo": "bar2"},
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map[string]interface{}{"value": 1},
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time.Now()),
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},
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OperationPush{},
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OperationCheck{
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testutil.MustMetric(
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lldName,
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map[string]string{"host": "hostA"},
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map[string]interface{}{"name.foo": `{"data":[{"{#FOO}":"bar1"},{"{#FOO}":"bar2"}]}`},
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time.Now(),
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),
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},
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},
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"add two metrics, Push and check generated LLD metric": {
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OperationAdd{
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testutil.MustMetric(
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"nameA",
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map[string]string{"host": "hostA", "foo": "bar"},
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map[string]interface{}{"value": 1},
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time.Now()),
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testutil.MustMetric(
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"nameB",
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map[string]string{"host": "hostA", "foo": "bar"},
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map[string]interface{}{"value": 1},
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time.Now()),
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},
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OperationPush{},
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OperationCheck{
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testutil.MustMetric(
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lldName,
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map[string]string{"host": "hostA"},
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map[string]interface{}{"nameA.foo": `{"data":[{"{#FOO}":"bar"}]}`},
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time.Now(),
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),
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testutil.MustMetric(
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lldName,
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map[string]string{"host": "hostA"},
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map[string]interface{}{"nameB.foo": `{"data":[{"{#FOO}":"bar"}]}`},
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time.Now(),
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),
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},
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},
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"add two similar metrics, one with one more extra tag": {
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OperationAdd{
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testutil.MustMetric(
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"nameA",
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map[string]string{"host": "hostA", "foo1": "bar"},
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map[string]interface{}{"value": 1},
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time.Now()),
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testutil.MustMetric(
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"nameA",
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map[string]string{"host": "hostA", "foo1": "bar", "foo2": "baz"},
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map[string]interface{}{"value": 1},
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time.Now()),
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},
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OperationPush{},
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OperationCheck{
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testutil.MustMetric(
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lldName,
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map[string]string{"host": "hostA"},
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map[string]interface{}{"nameA.foo1": `{"data":[{"{#FOO1}":"bar"}]}`},
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time.Now(),
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),
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testutil.MustMetric(
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lldName,
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map[string]string{"host": "hostA"},
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map[string]interface{}{"nameA.foo1.foo2": `{"data":[{"{#FOO1}":"bar","{#FOO2}":"baz"}]}`},
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time.Now(),
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),
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},
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},
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"same metric several times generate only one LLD": {
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OperationAdd{
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testutil.MustMetric(
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"name",
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map[string]string{"host": "hostA", "foo": "bar"},
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map[string]interface{}{"value": 1},
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time.Now(),
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),
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testutil.MustMetric(
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"name",
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map[string]string{"host": "hostA", "foo": "bar"},
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map[string]interface{}{"value": 1},
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time.Now(),
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),
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testutil.MustMetric(
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"name",
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map[string]string{"host": "hostA", "foo": "bar"},
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map[string]interface{}{"value": 1},
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time.Now(),
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),
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},
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OperationPush{},
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OperationCheck{
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testutil.MustMetric(
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lldName,
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map[string]string{"host": "hostA"},
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map[string]interface{}{"name.foo": `{"data":[{"{#FOO}":"bar"}]}`},
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time.Now(),
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),
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},
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},
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"same metric several times, with different tag ordering, generate only one LLD": {
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OperationAdd{
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testutil.MustMetric(
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"name",
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map[string]string{"host": "hostA", "foo": "bar", "baz": "qux"},
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map[string]interface{}{"value": 1},
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time.Now(),
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),
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testutil.MustMetric(
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"name",
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map[string]string{"host": "hostA", "baz": "qux", "foo": "bar"},
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map[string]interface{}{"value": 1},
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time.Now(),
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),
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testutil.MustMetric(
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"name",
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map[string]string{"baz": "qux", "foo": "bar", "host": "hostA"},
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map[string]interface{}{"value": 1},
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time.Now(),
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),
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},
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OperationPush{},
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OperationCheck{
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||
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testutil.MustMetric(
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lldName,
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map[string]string{"host": "hostA"},
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map[string]interface{}{"name.baz.foo": `{"data":[{"{#BAZ}":"qux","{#FOO}":"bar"}]}`},
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time.Now(),
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),
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},
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},
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"after sending correctly an LLD, same tag values does not generate the same LLD": {
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||
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OperationAdd{testutil.MustMetric(
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||
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"name",
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map[string]string{"host": "hostA", "foo": "bar"},
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map[string]interface{}{"value": 1},
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time.Now(),
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)},
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OperationPush{},
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||
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OperationCheck{
|
||
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testutil.MustMetric(
|
||
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lldName,
|
||
|
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map[string]string{"host": "hostA"},
|
||
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map[string]interface{}{"name.foo": `{"data":[{"{#FOO}":"bar"}]}`},
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time.Now(),
|
||
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),
|
||
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},
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||
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OperationAdd{testutil.MustMetric(
|
||
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"name",
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||
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map[string]string{"host": "hostA", "foo": "bar"},
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||
|
|
map[string]interface{}{"value": 1},
|
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|
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time.Now(),
|
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|
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)},
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OperationPush{},
|
||
|
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},
|
||
|
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"after lld_clear_interval, already seen LLDs could be resend": {
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||
|
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OperationAdd{testutil.MustMetric(
|
||
|
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"name",
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||
|
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map[string]string{"host": "hostA", "foo": "bar"},
|
||
|
|
map[string]interface{}{"value": 1},
|
||
|
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time.Now(),
|
||
|
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)},
|
||
|
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OperationPush{},
|
||
|
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OperationCheck{
|
||
|
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testutil.MustMetric(
|
||
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lldName,
|
||
|
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map[string]string{"host": "hostA"},
|
||
|
|
map[string]interface{}{"name.foo": `{"data":[{"{#FOO}":"bar"}]}`},
|
||
|
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time.Now(),
|
||
|
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),
|
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},
|
||
|
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OperationAdd{testutil.MustMetric(
|
||
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"name",
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||
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map[string]string{"host": "hostA", "foo": "bar"},
|
||
|
|
map[string]interface{}{"value": 1},
|
||
|
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time.Now(),
|
||
|
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)},
|
||
|
|
OperationPush{},
|
||
|
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OperationCrossClearIntervalTime{}, // The clear of the previous LLD seen is done in the next push
|
||
|
|
OperationAdd{testutil.MustMetric(
|
||
|
|
"name",
|
||
|
|
map[string]string{"host": "hostA", "foo": "bar"},
|
||
|
|
map[string]interface{}{"value": 1},
|
||
|
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time.Now(),
|
||
|
|
)},
|
||
|
|
OperationPush{},
|
||
|
|
OperationAdd{testutil.MustMetric(
|
||
|
|
"name",
|
||
|
|
map[string]string{"host": "hostA", "foo": "bar"},
|
||
|
|
map[string]interface{}{"value": 1},
|
||
|
|
time.Now(),
|
||
|
|
)},
|
||
|
|
OperationPush{},
|
||
|
|
OperationCheck{
|
||
|
|
testutil.MustMetric(
|
||
|
|
lldName,
|
||
|
|
map[string]string{"host": "hostA"},
|
||
|
|
map[string]interface{}{"name.foo": `{"data":[{"{#FOO}":"bar"}]}`},
|
||
|
|
time.Now(),
|
||
|
|
),
|
||
|
|
},
|
||
|
|
},
|
||
|
|
"clear interval does not interfere with the send of empty LLDs": {
|
||
|
|
OperationAdd{testutil.MustMetric(
|
||
|
|
"name",
|
||
|
|
map[string]string{"host": "hostA", "foo": "bar"},
|
||
|
|
map[string]interface{}{"value": 1},
|
||
|
|
time.Now(),
|
||
|
|
)},
|
||
|
|
OperationPush{},
|
||
|
|
OperationCheck{
|
||
|
|
testutil.MustMetric(
|
||
|
|
lldName,
|
||
|
|
map[string]string{"host": "hostA"},
|
||
|
|
map[string]interface{}{"name.foo": `{"data":[{"{#FOO}":"bar"}]}`},
|
||
|
|
time.Now(),
|
||
|
|
),
|
||
|
|
},
|
||
|
|
OperationAdd{testutil.MustMetric(
|
||
|
|
"name",
|
||
|
|
map[string]string{"host": "hostA", "foo": "bar"},
|
||
|
|
map[string]interface{}{"value": 1},
|
||
|
|
time.Now(),
|
||
|
|
)},
|
||
|
|
OperationPush{},
|
||
|
|
// In this interval between push, the metric is not received
|
||
|
|
OperationCrossClearIntervalTime{}, // The clear of the previous LLD seen is done in the next push
|
||
|
|
OperationPush{},
|
||
|
|
OperationCheck{
|
||
|
|
testutil.MustMetric(
|
||
|
|
lldName,
|
||
|
|
map[string]string{"host": "hostA"},
|
||
|
|
map[string]interface{}{"name.foo": `{"data":[]}`},
|
||
|
|
time.Now(),
|
||
|
|
),
|
||
|
|
},
|
||
|
|
},
|
||
|
|
"one metric changes the value of the tag, it should send the new value and not send and empty lld": {
|
||
|
|
OperationAdd{testutil.MustMetric(
|
||
|
|
"name",
|
||
|
|
map[string]string{"host": "hostA", "foo": "bar1"},
|
||
|
|
map[string]interface{}{"value": 1},
|
||
|
|
time.Now(),
|
||
|
|
)},
|
||
|
|
OperationPush{},
|
||
|
|
OperationCheck{
|
||
|
|
testutil.MustMetric(
|
||
|
|
lldName,
|
||
|
|
map[string]string{"host": "hostA"},
|
||
|
|
map[string]interface{}{"name.foo": `{"data":[{"{#FOO}":"bar1"}]}`},
|
||
|
|
time.Now(),
|
||
|
|
),
|
||
|
|
},
|
||
|
|
OperationAdd{testutil.MustMetric(
|
||
|
|
"name",
|
||
|
|
map[string]string{"host": "hostA", "foo": "bar2"},
|
||
|
|
map[string]interface{}{"value": 1},
|
||
|
|
time.Now(),
|
||
|
|
)},
|
||
|
|
OperationPush{},
|
||
|
|
OperationCheck{
|
||
|
|
testutil.MustMetric(
|
||
|
|
lldName,
|
||
|
|
map[string]string{"host": "hostA"},
|
||
|
|
map[string]interface{}{"name.foo": `{"data":[{"{#FOO}":"bar2"}]}`},
|
||
|
|
time.Now(),
|
||
|
|
),
|
||
|
|
},
|
||
|
|
},
|
||
|
|
"if one input stop sending metrics, an empty LLD is sent": {
|
||
|
|
OperationAdd{testutil.MustMetric(
|
||
|
|
"name",
|
||
|
|
map[string]string{"host": "hostA", "foo": "bar"},
|
||
|
|
map[string]interface{}{"value": 1},
|
||
|
|
time.Now(),
|
||
|
|
)},
|
||
|
|
OperationPush{},
|
||
|
|
OperationCheck{
|
||
|
|
testutil.MustMetric(
|
||
|
|
lldName,
|
||
|
|
map[string]string{"host": "hostA"},
|
||
|
|
map[string]interface{}{"name.foo": `{"data":[{"{#FOO}":"bar"}]}`},
|
||
|
|
time.Now(),
|
||
|
|
),
|
||
|
|
},
|
||
|
|
OperationPush{},
|
||
|
|
OperationCheck{testutil.MustMetric(
|
||
|
|
lldName,
|
||
|
|
map[string]string{"host": "hostA"},
|
||
|
|
map[string]interface{}{"name.foo": `{"data":[]}`},
|
||
|
|
time.Now(),
|
||
|
|
)},
|
||
|
|
},
|
||
|
|
"from two inputs, one stop sending metrics, an empty LLD is sent just for that stopped input": {
|
||
|
|
OperationAdd{
|
||
|
|
testutil.MustMetric(
|
||
|
|
"name",
|
||
|
|
map[string]string{"host": "hostA", "foo": "bar"},
|
||
|
|
map[string]interface{}{"value": 1},
|
||
|
|
time.Now(),
|
||
|
|
),
|
||
|
|
testutil.MustMetric(
|
||
|
|
"name",
|
||
|
|
map[string]string{"host": "hostB", "foo": "bar"},
|
||
|
|
map[string]interface{}{"value": 1},
|
||
|
|
time.Now(),
|
||
|
|
),
|
||
|
|
},
|
||
|
|
OperationPush{},
|
||
|
|
OperationCheck{
|
||
|
|
testutil.MustMetric(
|
||
|
|
lldName,
|
||
|
|
map[string]string{"host": "hostA"},
|
||
|
|
map[string]interface{}{"name.foo": `{"data":[{"{#FOO}":"bar"}]}`},
|
||
|
|
time.Now(),
|
||
|
|
),
|
||
|
|
testutil.MustMetric(
|
||
|
|
lldName,
|
||
|
|
map[string]string{"host": "hostB"},
|
||
|
|
map[string]interface{}{"name.foo": `{"data":[{"{#FOO}":"bar"}]}`},
|
||
|
|
time.Now(),
|
||
|
|
),
|
||
|
|
},
|
||
|
|
OperationAdd{
|
||
|
|
testutil.MustMetric(
|
||
|
|
"name",
|
||
|
|
map[string]string{"host": "hostB", "foo": "bar"},
|
||
|
|
map[string]interface{}{"value": 1},
|
||
|
|
time.Now(),
|
||
|
|
),
|
||
|
|
},
|
||
|
|
OperationPush{},
|
||
|
|
OperationCheck{
|
||
|
|
testutil.MustMetric(
|
||
|
|
lldName,
|
||
|
|
map[string]string{"host": "hostA"},
|
||
|
|
map[string]interface{}{"name.foo": `{"data":[]}`},
|
||
|
|
time.Now(),
|
||
|
|
),
|
||
|
|
},
|
||
|
|
},
|
||
|
|
"different hosts sending the same metric should generate different LLDs": {
|
||
|
|
OperationAdd{testutil.MustMetric(
|
||
|
|
"name",
|
||
|
|
map[string]string{"host": "hostA", "foo": "bar"},
|
||
|
|
map[string]interface{}{"value": 1},
|
||
|
|
time.Now(),
|
||
|
|
)},
|
||
|
|
OperationAdd{testutil.MustMetric(
|
||
|
|
"name",
|
||
|
|
map[string]string{"host": "hostB", "foo": "bar"},
|
||
|
|
map[string]interface{}{"value": 1},
|
||
|
|
time.Now(),
|
||
|
|
)},
|
||
|
|
OperationPush{},
|
||
|
|
OperationCheck{
|
||
|
|
testutil.MustMetric(
|
||
|
|
lldName,
|
||
|
|
map[string]string{"host": "hostA"},
|
||
|
|
map[string]interface{}{"name.foo": `{"data":[{"{#FOO}":"bar"}]}`},
|
||
|
|
time.Now(),
|
||
|
|
),
|
||
|
|
testutil.MustMetric(
|
||
|
|
lldName,
|
||
|
|
map[string]string{"host": "hostB"},
|
||
|
|
map[string]interface{}{"name.foo": `{"data":[{"{#FOO}":"bar"}]}`},
|
||
|
|
time.Now(),
|
||
|
|
),
|
||
|
|
},
|
||
|
|
},
|
||
|
|
"same measurement with different tags should generate different LLDs": {
|
||
|
|
OperationAdd{testutil.MustMetric(
|
||
|
|
"name",
|
||
|
|
map[string]string{"host": "hostA", "foo": "a"},
|
||
|
|
map[string]interface{}{"value": 1},
|
||
|
|
time.Now(),
|
||
|
|
)},
|
||
|
|
OperationAdd{
|
||
|
|
testutil.MustMetric(
|
||
|
|
"name",
|
||
|
|
map[string]string{"host": "hostA", "foo": "a", "bar": "b"},
|
||
|
|
map[string]interface{}{"value": 1},
|
||
|
|
time.Now(),
|
||
|
|
),
|
||
|
|
},
|
||
|
|
OperationPush{},
|
||
|
|
OperationCheck{
|
||
|
|
testutil.MustMetric(
|
||
|
|
lldName,
|
||
|
|
map[string]string{"host": "hostA"},
|
||
|
|
map[string]interface{}{"name.foo": `{"data":[{"{#FOO}":"a"}]}`},
|
||
|
|
time.Now(),
|
||
|
|
),
|
||
|
|
testutil.MustMetric(
|
||
|
|
lldName,
|
||
|
|
map[string]string{"host": "hostA"},
|
||
|
|
map[string]interface{}{"name.bar.foo": `{"data":[{"{#BAR}":"b","{#FOO}":"a"}]}`},
|
||
|
|
time.Now(),
|
||
|
|
),
|
||
|
|
},
|
||
|
|
},
|
||
|
|
"a set with a new combination of tag values already seen should generate a new lld": {
|
||
|
|
OperationAdd{
|
||
|
|
testutil.MustMetric(
|
||
|
|
"name",
|
||
|
|
map[string]string{"host": "hostA", "foo": "a", "bar": "b"},
|
||
|
|
map[string]interface{}{"value": 1},
|
||
|
|
time.Now(),
|
||
|
|
),
|
||
|
|
},
|
||
|
|
OperationAdd{
|
||
|
|
testutil.MustMetric(
|
||
|
|
"name",
|
||
|
|
map[string]string{"host": "hostA", "foo": "x", "bar": "y"},
|
||
|
|
map[string]interface{}{"value": 1},
|
||
|
|
time.Now(),
|
||
|
|
),
|
||
|
|
},
|
||
|
|
OperationAdd{
|
||
|
|
testutil.MustMetric(
|
||
|
|
"name",
|
||
|
|
map[string]string{"host": "hostA", "foo": "a", "bar": "y"},
|
||
|
|
map[string]interface{}{"value": 1},
|
||
|
|
time.Now(),
|
||
|
|
),
|
||
|
|
},
|
||
|
|
OperationPush{},
|
||
|
|
OperationCheck{
|
||
|
|
testutil.MustMetric(
|
||
|
|
lldName,
|
||
|
|
map[string]string{"host": "hostA"},
|
||
|
|
map[string]interface{}{
|
||
|
|
"name.bar.foo": `{"data":[{"{#BAR}":"b","{#FOO}":"a"},{"{#BAR}":"y","{#FOO}":"a"},{"{#BAR}":"y","{#FOO}":"x"}]}`,
|
||
|
|
},
|
||
|
|
time.Now(),
|
||
|
|
),
|
||
|
|
},
|
||
|
|
},
|
||
|
|
"same host and metric with and without extra tag": {
|
||
|
|
OperationAdd{
|
||
|
|
testutil.MustMetric(
|
||
|
|
"name",
|
||
|
|
map[string]string{"host": "hostA", "foo": "a"},
|
||
|
|
map[string]interface{}{"value": 1},
|
||
|
|
time.Now(),
|
||
|
|
),
|
||
|
|
},
|
||
|
|
OperationAdd{
|
||
|
|
testutil.MustMetric(
|
||
|
|
"name",
|
||
|
|
map[string]string{"host": "hostA"},
|
||
|
|
map[string]interface{}{"value": 1},
|
||
|
|
time.Now(),
|
||
|
|
),
|
||
|
|
},
|
||
|
|
OperationPush{},
|
||
|
|
OperationCheck{
|
||
|
|
testutil.MustMetric(
|
||
|
|
lldName,
|
||
|
|
map[string]string{"host": "hostA"},
|
||
|
|
map[string]interface{}{
|
||
|
|
"name.foo": `{"data":[{"{#FOO}":"a"}]}`,
|
||
|
|
},
|
||
|
|
time.Now(),
|
||
|
|
),
|
||
|
|
},
|
||
|
|
OperationCrossClearIntervalTime{},
|
||
|
|
OperationPush{},
|
||
|
|
OperationAdd{
|
||
|
|
testutil.MustMetric(
|
||
|
|
"name",
|
||
|
|
map[string]string{"host": "hostA"},
|
||
|
|
map[string]interface{}{"value": 1},
|
||
|
|
time.Now(),
|
||
|
|
),
|
||
|
|
},
|
||
|
|
OperationAdd{
|
||
|
|
testutil.MustMetric(
|
||
|
|
"name",
|
||
|
|
map[string]string{"host": "hostA", "foo": "a"},
|
||
|
|
map[string]interface{}{"value": 1},
|
||
|
|
time.Now(),
|
||
|
|
),
|
||
|
|
},
|
||
|
|
OperationPush{},
|
||
|
|
OperationCheck{
|
||
|
|
testutil.MustMetric(
|
||
|
|
lldName,
|
||
|
|
map[string]string{"host": "hostA"},
|
||
|
|
map[string]interface{}{
|
||
|
|
"name.foo": `{"data":[{"{#FOO}":"a"}]}`,
|
||
|
|
},
|
||
|
|
time.Now(),
|
||
|
|
),
|
||
|
|
},
|
||
|
|
OperationAdd{
|
||
|
|
testutil.MustMetric(
|
||
|
|
"name",
|
||
|
|
map[string]string{"host": "hostA"},
|
||
|
|
map[string]interface{}{"value": 1},
|
||
|
|
time.Now(),
|
||
|
|
),
|
||
|
|
},
|
||
|
|
OperationPush{},
|
||
|
|
// Clean name.foo because it has not been since the last push
|
||
|
|
OperationCheck{
|
||
|
|
testutil.MustMetric(
|
||
|
|
lldName,
|
||
|
|
map[string]string{"host": "hostA"},
|
||
|
|
map[string]interface{}{
|
||
|
|
"name.foo": `{"data":[]}`,
|
||
|
|
},
|
||
|
|
time.Now(),
|
||
|
|
),
|
||
|
|
},
|
||
|
|
},
|
||
|
|
}
|
||
|
|
|
||
|
|
for desc, test := range tests {
|
||
|
|
t.Run(desc, func(t *testing.T) {
|
||
|
|
zl := zabbixLLD{
|
||
|
|
log: testutil.Logger{},
|
||
|
|
clearInterval: config.Duration(time.Hour),
|
||
|
|
lastClear: time.Now(),
|
||
|
|
hostTag: "host",
|
||
|
|
current: make(map[uint64]lldInfo),
|
||
|
|
}
|
||
|
|
|
||
|
|
var metrics []telegraf.Metric
|
||
|
|
for _, op := range test {
|
||
|
|
switch o := (op).(type) {
|
||
|
|
case OperationAdd:
|
||
|
|
for _, m := range o {
|
||
|
|
require.NoError(t, zl.Add(m))
|
||
|
|
}
|
||
|
|
case OperationPush:
|
||
|
|
metrics = zl.Push()
|
||
|
|
case OperationCheck:
|
||
|
|
metrics = sortMetricJSONData(metrics)
|
||
|
|
testutil.RequireMetricsEqual(t, o, metrics, testutil.IgnoreTime(), testutil.SortMetrics())
|
||
|
|
case OperationCrossClearIntervalTime:
|
||
|
|
// Simulate the time passing by and crossing the clear interval time.
|
||
|
|
// Add an extra millisecond to be sure to cross the interval in the next operation.
|
||
|
|
zl.lastClear = time.Now().Add(-time.Duration(zl.clearInterval)).Add(-time.Millisecond)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
})
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestPush(t *testing.T) {
|
||
|
|
tests := map[string]struct {
|
||
|
|
ReceivedData map[uint64]lldInfo
|
||
|
|
PreviousReceivedData map[uint64]lldInfo
|
||
|
|
Metrics []telegraf.Metric
|
||
|
|
}{
|
||
|
|
"an empty ReceivedData does not generate any metric": {
|
||
|
|
ReceivedData: map[uint64]lldInfo{},
|
||
|
|
PreviousReceivedData: map[uint64]lldInfo{},
|
||
|
|
},
|
||
|
|
"simple one host with one lld with one set of values": {
|
||
|
|
ReceivedData: map[uint64]lldInfo{
|
||
|
|
0: {
|
||
|
|
Hostname: "hostA",
|
||
|
|
Key: "disk.foo",
|
||
|
|
Data: map[uint64]map[string]string{
|
||
|
|
1: {
|
||
|
|
"{#FOO}": "bar",
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
PreviousReceivedData: map[uint64]lldInfo{},
|
||
|
|
Metrics: []telegraf.Metric{
|
||
|
|
testutil.MustMetric(lldName,
|
||
|
|
map[string]string{"host": "hostA"},
|
||
|
|
map[string]interface{}{"disk.foo": `{"data":[{"{#FOO}":"bar"}]}`},
|
||
|
|
time.Now(),
|
||
|
|
),
|
||
|
|
},
|
||
|
|
},
|
||
|
|
"one host with one lld with two set of values": {
|
||
|
|
ReceivedData: map[uint64]lldInfo{
|
||
|
|
0: {
|
||
|
|
Hostname: "hostA",
|
||
|
|
Key: "disk.foo",
|
||
|
|
Data: map[uint64]map[string]string{
|
||
|
|
1: {
|
||
|
|
"{#FOO}": "bar1",
|
||
|
|
},
|
||
|
|
2: {
|
||
|
|
"{#FOO}": "bar2",
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
PreviousReceivedData: map[uint64]lldInfo{},
|
||
|
|
Metrics: []telegraf.Metric{
|
||
|
|
testutil.MustMetric(lldName,
|
||
|
|
map[string]string{"host": "hostA"},
|
||
|
|
map[string]interface{}{"disk.foo": `{"data":[{"{#FOO}":"bar1"},{"{#FOO}":"bar2"}]}`},
|
||
|
|
time.Now(),
|
||
|
|
),
|
||
|
|
},
|
||
|
|
},
|
||
|
|
"one host with one lld with one multiset of values": {
|
||
|
|
ReceivedData: map[uint64]lldInfo{
|
||
|
|
0: {
|
||
|
|
Hostname: "hostA",
|
||
|
|
Key: "disk.fooA.fooB.fooC",
|
||
|
|
Data: map[uint64]map[string]string{
|
||
|
|
1: {
|
||
|
|
"{#FOOA}": "bar1",
|
||
|
|
"{#FOOB}": "bar2",
|
||
|
|
"{#FOOC}": "bar3",
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
PreviousReceivedData: map[uint64]lldInfo{},
|
||
|
|
Metrics: []telegraf.Metric{
|
||
|
|
testutil.MustMetric(lldName,
|
||
|
|
map[string]string{"host": "hostA"},
|
||
|
|
map[string]interface{}{"disk.fooA.fooB.fooC": `{"data":[{"{#FOOA}":"bar1","{#FOOB}":"bar2","{#FOOC}":"bar3"}]}`},
|
||
|
|
time.Now(),
|
||
|
|
),
|
||
|
|
},
|
||
|
|
},
|
||
|
|
"one host with three lld with one set of values, not sorted": {
|
||
|
|
ReceivedData: map[uint64]lldInfo{
|
||
|
|
0: {
|
||
|
|
Hostname: "hostA",
|
||
|
|
Key: "disk.foo",
|
||
|
|
Data: map[uint64]map[string]string{
|
||
|
|
1: {
|
||
|
|
"{#FOO}": "bar",
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
1: {
|
||
|
|
Hostname: "hostA",
|
||
|
|
Key: "net.iface",
|
||
|
|
Data: map[uint64]map[string]string{
|
||
|
|
1: {
|
||
|
|
"{#IFACE}": "eth0",
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
2: {
|
||
|
|
Hostname: "hostA",
|
||
|
|
Key: "proc.pid",
|
||
|
|
Data: map[uint64]map[string]string{
|
||
|
|
1: {
|
||
|
|
"{#PID}": "1234",
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
PreviousReceivedData: map[uint64]lldInfo{},
|
||
|
|
Metrics: []telegraf.Metric{
|
||
|
|
testutil.MustMetric(lldName,
|
||
|
|
map[string]string{"host": "hostA"},
|
||
|
|
map[string]interface{}{"proc.pid": `{"data":[{"{#PID}":"1234"}]}`},
|
||
|
|
time.Now(),
|
||
|
|
),
|
||
|
|
testutil.MustMetric(lldName,
|
||
|
|
map[string]string{"host": "hostA"},
|
||
|
|
map[string]interface{}{"disk.foo": `{"data":[{"{#FOO}":"bar"}]}`},
|
||
|
|
time.Now(),
|
||
|
|
),
|
||
|
|
testutil.MustMetric(lldName,
|
||
|
|
map[string]string{"host": "hostA"},
|
||
|
|
map[string]interface{}{"net.iface": `{"data":[{"{#IFACE}":"eth0"}]}`},
|
||
|
|
time.Now(),
|
||
|
|
),
|
||
|
|
},
|
||
|
|
},
|
||
|
|
"two host with the same lld with one set of values": {
|
||
|
|
ReceivedData: map[uint64]lldInfo{
|
||
|
|
0: {
|
||
|
|
Hostname: "hostA",
|
||
|
|
Key: "disk.foo",
|
||
|
|
Data: map[uint64]map[string]string{
|
||
|
|
1: {
|
||
|
|
"{#FOO}": "bar",
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
1: {
|
||
|
|
Hostname: "hostB",
|
||
|
|
Key: "disk.foo",
|
||
|
|
Data: map[uint64]map[string]string{
|
||
|
|
1: {
|
||
|
|
"{#FOO}": "bar",
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
PreviousReceivedData: map[uint64]lldInfo{},
|
||
|
|
Metrics: []telegraf.Metric{
|
||
|
|
testutil.MustMetric(lldName,
|
||
|
|
map[string]string{"host": "hostA"},
|
||
|
|
map[string]interface{}{"disk.foo": `{"data":[{"{#FOO}":"bar"}]}`},
|
||
|
|
time.Now(),
|
||
|
|
),
|
||
|
|
testutil.MustMetric(lldName,
|
||
|
|
map[string]string{"host": "hostB"},
|
||
|
|
map[string]interface{}{"disk.foo": `{"data":[{"{#FOO}":"bar"}]}`},
|
||
|
|
time.Now(),
|
||
|
|
),
|
||
|
|
},
|
||
|
|
},
|
||
|
|
"ignore generating a new lld if it was sent the last time": {
|
||
|
|
ReceivedData: map[uint64]lldInfo{
|
||
|
|
2658406801034663970: {
|
||
|
|
Hostname: "hostA",
|
||
|
|
Key: "disk.foo",
|
||
|
|
Data: map[uint64]map[string]string{
|
||
|
|
1: {
|
||
|
|
"{#FOO}": "bar",
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
PreviousReceivedData: map[uint64]lldInfo{
|
||
|
|
2658406801034663970: {
|
||
|
|
Hostname: "hostA",
|
||
|
|
Key: "disk.foo",
|
||
|
|
Data: map[uint64]map[string]string{
|
||
|
|
1: {
|
||
|
|
"{#FOO}": "bar",
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
"send an empty LLD if one metric has stopped being sent": {
|
||
|
|
ReceivedData: map[uint64]lldInfo{},
|
||
|
|
PreviousReceivedData: map[uint64]lldInfo{
|
||
|
|
0: {
|
||
|
|
Hostname: "hostA",
|
||
|
|
Key: "disk.foo",
|
||
|
|
Data: map[uint64]map[string]string{
|
||
|
|
1: {
|
||
|
|
"{#FOO}": "bar",
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
Metrics: []telegraf.Metric{
|
||
|
|
testutil.MustMetric(lldName,
|
||
|
|
map[string]string{"host": "hostA"},
|
||
|
|
map[string]interface{}{"disk.foo": `{"data":[]}`},
|
||
|
|
time.Now(),
|
||
|
|
),
|
||
|
|
},
|
||
|
|
},
|
||
|
|
}
|
||
|
|
|
||
|
|
for desc, test := range tests {
|
||
|
|
t.Run(desc, func(t *testing.T) {
|
||
|
|
zl := zabbixLLD{
|
||
|
|
clearInterval: 4,
|
||
|
|
log: testutil.Logger{},
|
||
|
|
current: test.ReceivedData,
|
||
|
|
previous: test.PreviousReceivedData,
|
||
|
|
hostTag: "host",
|
||
|
|
}
|
||
|
|
|
||
|
|
// Hash the previous data
|
||
|
|
for series, info := range zl.previous {
|
||
|
|
info.DataHash = info.hash()
|
||
|
|
zl.previous[series] = info
|
||
|
|
}
|
||
|
|
|
||
|
|
metrics := zl.Push()
|
||
|
|
// Sort the "data" dict in the metrics values to get always the same order.
|
||
|
|
metrics = sortMetricJSONData(metrics)
|
||
|
|
|
||
|
|
testutil.RequireMetricsEqual(t, test.Metrics, metrics, testutil.IgnoreTime(), testutil.SortMetrics())
|
||
|
|
})
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
type MetricValue struct {
|
||
|
|
Data []map[string]string `json:"data"`
|
||
|
|
}
|
||
|
|
|
||
|
|
// sortMetricJSONData given a list of metrics, if the name is equal to lldName, the JSON data dictionaries are sorted.
|
||
|
|
// This is needed because the order of the JSON data dictionaries is not guaranteed but we need them sorted to compare
|
||
|
|
// them against the expected tests values. This sorting should be done using the keys of the dictionaries.
|
||
|
|
// Example:
|
||
|
|
//
|
||
|
|
// Original metrics: lld,host=foo disk.foo={"data":[{"{#FOO2}":"bar2"},{"{#FOO1}":"bar1"}]}
|
||
|
|
// Sorted metrics: lld,host=foo disk.foo={"data":[{"{#FOO1}":"bar1"},{"{#FOO2}":"bar2"}]}
|
||
|
|
func sortMetricJSONData(metrics []telegraf.Metric) []telegraf.Metric {
|
||
|
|
for _, m := range metrics {
|
||
|
|
if m.Name() == lldName {
|
||
|
|
for _, f := range m.FieldList() {
|
||
|
|
// f is a string with format: '{"data":[{"{#PID}":"1234"}]}'
|
||
|
|
var data MetricValue
|
||
|
|
err := json.Unmarshal([]byte(f.Value.(string)), &data)
|
||
|
|
if err != nil {
|
||
|
|
panic(err)
|
||
|
|
}
|
||
|
|
|
||
|
|
// Sort data comparing the content as a string
|
||
|
|
sort.Slice(data.Data, func(i, j int) bool {
|
||
|
|
return fmt.Sprintf("%v", data.Data[i]) < fmt.Sprintf("%v", data.Data[j])
|
||
|
|
})
|
||
|
|
|
||
|
|
dataJSON, err := json.Marshal(data)
|
||
|
|
if err != nil {
|
||
|
|
panic(err)
|
||
|
|
}
|
||
|
|
|
||
|
|
f.Value = string(dataJSON)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return metrics
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestAdd(t *testing.T) {
|
||
|
|
hostname, err := os.Hostname()
|
||
|
|
require.NoError(t, err)
|
||
|
|
|
||
|
|
tests := map[string]struct {
|
||
|
|
Metrics []telegraf.Metric
|
||
|
|
Current map[uint64]lldInfo
|
||
|
|
}{
|
||
|
|
"metric without tags is ignored": {
|
||
|
|
Metrics: []telegraf.Metric{
|
||
|
|
testutil.MustMetric("disk", map[string]string{}, map[string]interface{}{"a": 0}, time.Now()),
|
||
|
|
},
|
||
|
|
Current: map[uint64]lldInfo{},
|
||
|
|
},
|
||
|
|
"metric with only the host tag is not used for LLD": {
|
||
|
|
Metrics: []telegraf.Metric{
|
||
|
|
testutil.MustMetric(
|
||
|
|
"disk",
|
||
|
|
map[string]string{"host": "bar"},
|
||
|
|
map[string]interface{}{"a": 0},
|
||
|
|
time.Now(),
|
||
|
|
),
|
||
|
|
},
|
||
|
|
Current: map[uint64]lldInfo{},
|
||
|
|
},
|
||
|
|
"add one metric with one tag and not host tag, use the system hostname": {
|
||
|
|
Metrics: []telegraf.Metric{
|
||
|
|
testutil.MustMetric(
|
||
|
|
"disk",
|
||
|
|
map[string]string{"foo": "bar"},
|
||
|
|
map[string]interface{}{"a": 0},
|
||
|
|
time.Now(),
|
||
|
|
),
|
||
|
|
},
|
||
|
|
Current: map[uint64]lldInfo{
|
||
|
|
1: {
|
||
|
|
Hostname: hostname,
|
||
|
|
Key: "disk.foo",
|
||
|
|
Data: map[uint64]map[string]string{
|
||
|
|
2011740591878200733: {
|
||
|
|
"{#FOO}": "bar",
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
"add one metric with one extra tag": {
|
||
|
|
Metrics: []telegraf.Metric{
|
||
|
|
testutil.MustMetric(
|
||
|
|
"disk",
|
||
|
|
map[string]string{"host": "bar", "foo": "bar"},
|
||
|
|
map[string]interface{}{"a": 0},
|
||
|
|
time.Now(),
|
||
|
|
),
|
||
|
|
},
|
||
|
|
Current: map[uint64]lldInfo{
|
||
|
|
1: {
|
||
|
|
Hostname: "bar",
|
||
|
|
Key: "disk.foo",
|
||
|
|
Data: map[uint64]map[string]string{
|
||
|
|
13756738031738276742: {
|
||
|
|
"{#FOO}": "bar",
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
"same metric with different field values is only stored once": {
|
||
|
|
Metrics: []telegraf.Metric{
|
||
|
|
testutil.MustMetric(
|
||
|
|
"disk",
|
||
|
|
map[string]string{"host": "bar", "foo": "bar"},
|
||
|
|
map[string]interface{}{"a": 0},
|
||
|
|
time.Now(),
|
||
|
|
),
|
||
|
|
testutil.MustMetric(
|
||
|
|
"disk",
|
||
|
|
map[string]string{"host": "bar", "foo": "bar"},
|
||
|
|
map[string]interface{}{"a": 999},
|
||
|
|
time.Now(),
|
||
|
|
),
|
||
|
|
},
|
||
|
|
Current: map[uint64]lldInfo{
|
||
|
|
1: {
|
||
|
|
Hostname: "bar",
|
||
|
|
Key: "disk.foo",
|
||
|
|
Data: map[uint64]map[string]string{
|
||
|
|
13756738031738276742: {
|
||
|
|
"{#FOO}": "bar",
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
"for the same measurement and tags, the different combinations of tag values are stored under the same key": {
|
||
|
|
Metrics: []telegraf.Metric{
|
||
|
|
testutil.MustMetric(
|
||
|
|
"disk",
|
||
|
|
map[string]string{"host": "bar", "foo": "bar1"},
|
||
|
|
map[string]interface{}{"a": 0},
|
||
|
|
time.Now(),
|
||
|
|
),
|
||
|
|
testutil.MustMetric(
|
||
|
|
"disk",
|
||
|
|
map[string]string{"host": "bar", "foo": "bar2"},
|
||
|
|
map[string]interface{}{"a": 0},
|
||
|
|
time.Now(),
|
||
|
|
),
|
||
|
|
},
|
||
|
|
Current: map[uint64]lldInfo{
|
||
|
|
1: {
|
||
|
|
Hostname: "bar",
|
||
|
|
Key: "disk.foo",
|
||
|
|
Data: map[uint64]map[string]string{
|
||
|
|
9541037171803204811: {
|
||
|
|
"{#FOO}": "bar1",
|
||
|
|
},
|
||
|
|
10966311568236988310: {
|
||
|
|
"{#FOO}": "bar2",
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
"same measurement and tags for different hosts are stored in different keys": {
|
||
|
|
Metrics: []telegraf.Metric{
|
||
|
|
testutil.MustMetric(
|
||
|
|
"disk",
|
||
|
|
map[string]string{"host": "barA", "foo": "bar"},
|
||
|
|
map[string]interface{}{"a": 0},
|
||
|
|
time.Now(),
|
||
|
|
),
|
||
|
|
testutil.MustMetric(
|
||
|
|
"disk",
|
||
|
|
map[string]string{"host": "barB", "foo": "bar"},
|
||
|
|
map[string]interface{}{"a": 0},
|
||
|
|
time.Now(),
|
||
|
|
),
|
||
|
|
},
|
||
|
|
Current: map[uint64]lldInfo{
|
||
|
|
1: {
|
||
|
|
Hostname: "barA",
|
||
|
|
Key: "disk.foo",
|
||
|
|
Data: map[uint64]map[string]string{
|
||
|
|
4916699111010086803: {
|
||
|
|
"{#FOO}": "bar",
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
2: {
|
||
|
|
Hostname: "barB",
|
||
|
|
Key: "disk.foo",
|
||
|
|
Data: map[uint64]map[string]string{
|
||
|
|
4917655686126441148: {
|
||
|
|
"{#FOO}": "bar",
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
"different number of tags for the same measurement are stored in different keys": {
|
||
|
|
Metrics: []telegraf.Metric{
|
||
|
|
testutil.MustMetric(
|
||
|
|
"disk",
|
||
|
|
map[string]string{"host": "bar", "foo1": "bar", "foo2": "bar"},
|
||
|
|
map[string]interface{}{"a": 0},
|
||
|
|
time.Now(),
|
||
|
|
),
|
||
|
|
testutil.MustMetric(
|
||
|
|
"disk",
|
||
|
|
map[string]string{"host": "bar", "foo1": "bar"},
|
||
|
|
map[string]interface{}{"a": 0},
|
||
|
|
time.Now(),
|
||
|
|
),
|
||
|
|
},
|
||
|
|
Current: map[uint64]lldInfo{
|
||
|
|
1: {
|
||
|
|
Hostname: "bar",
|
||
|
|
Key: "disk.foo1.foo2",
|
||
|
|
Data: map[uint64]map[string]string{
|
||
|
|
12473238139685120014: {
|
||
|
|
"{#FOO1}": "bar",
|
||
|
|
"{#FOO2}": "bar",
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
2: {
|
||
|
|
Hostname: "bar",
|
||
|
|
Key: "disk.foo1",
|
||
|
|
Data: map[uint64]map[string]string{
|
||
|
|
4193955122073793785: {
|
||
|
|
"{#FOO1}": "bar",
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
}
|
||
|
|
|
||
|
|
for desc, test := range tests {
|
||
|
|
t.Run(desc, func(t *testing.T) {
|
||
|
|
zl := zabbixLLD{
|
||
|
|
log: testutil.Logger{},
|
||
|
|
clearInterval: config.Duration(time.Hour),
|
||
|
|
lastClear: time.Now(),
|
||
|
|
hostTag: "host",
|
||
|
|
current: make(map[uint64]lldInfo),
|
||
|
|
}
|
||
|
|
|
||
|
|
for _, m := range test.Metrics {
|
||
|
|
require.NoError(t, zl.Add(m))
|
||
|
|
}
|
||
|
|
|
||
|
|
// Calculate series ID for the test data.
|
||
|
|
// Metric hashes could not be calculated because we don't have enough information.
|
||
|
|
for id, info := range test.Current {
|
||
|
|
calculatedID := lldSeriesID(info.Hostname, info.Key)
|
||
|
|
if id == calculatedID {
|
||
|
|
continue
|
||
|
|
}
|
||
|
|
|
||
|
|
test.Current[calculatedID] = info
|
||
|
|
|
||
|
|
// Drop old ID
|
||
|
|
delete(test.Current, id)
|
||
|
|
}
|
||
|
|
|
||
|
|
require.Equal(t, test.Current, zl.current)
|
||
|
|
})
|
||
|
|
}
|
||
|
|
}
|