telegraf/plugins/inputs/cgroup/cgroup_test.go

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// +build linux
package cgroup
import (
"testing"
"github.com/influxdata/telegraf/testutil"
"github.com/stretchr/testify/require"
)
var cg1 = &CGroup{
Paths: []string{"testdata/memory"},
Files: []string{
"memory.empty",
"memory.max_usage_in_bytes",
"memory.limit_in_bytes",
"memory.stat",
"memory.use_hierarchy",
"notify_on_release",
},
}
func TestCgroupStatistics_1(t *testing.T) {
var acc testutil.Accumulator
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err := acc.GatherError(cg1.Gather)
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require.NoError(t, err)
tags := map[string]string{
"path": "testdata/memory",
}
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fields := map[string]interface{}{
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"memory.stat.cache": int64(1739362304123123123),
"memory.stat.rss": int64(1775325184),
"memory.stat.rss_huge": int64(778043392),
"memory.stat.mapped_file": int64(421036032),
"memory.stat.dirty": int64(-307200),
"memory.max_usage_in_bytes.0": int64(0),
"memory.max_usage_in_bytes.1": int64(-1),
"memory.max_usage_in_bytes.2": int64(2),
"memory.limit_in_bytes": int64(223372036854771712),
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"memory.use_hierarchy": "12-781",
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"notify_on_release": int64(0),
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}
acc.AssertContainsTaggedFields(t, "cgroup", fields, tags)
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}
// ======================================================================
var cg2 = &CGroup{
Paths: []string{"testdata/cpu"},
Files: []string{"cpuacct.usage_percpu"},
}
func TestCgroupStatistics_2(t *testing.T) {
var acc testutil.Accumulator
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err := acc.GatherError(cg2.Gather)
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require.NoError(t, err)
tags := map[string]string{
"path": "testdata/cpu",
}
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fields := map[string]interface{}{
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"cpuacct.usage_percpu.0": int64(-1452543795404),
"cpuacct.usage_percpu.1": int64(1376681271659),
"cpuacct.usage_percpu.2": int64(1450950799997),
"cpuacct.usage_percpu.3": int64(-1473113374257),
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}
acc.AssertContainsTaggedFields(t, "cgroup", fields, tags)
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}
// ======================================================================
var cg3 = &CGroup{
Paths: []string{"testdata/memory/*"},
Files: []string{"memory.limit_in_bytes"},
}
func TestCgroupStatistics_3(t *testing.T) {
var acc testutil.Accumulator
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err := acc.GatherError(cg3.Gather)
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require.NoError(t, err)
tags := map[string]string{
"path": "testdata/memory/group_1",
}
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fields := map[string]interface{}{
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"memory.limit_in_bytes": int64(223372036854771712),
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}
acc.AssertContainsTaggedFields(t, "cgroup", fields, tags)
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tags = map[string]string{
"path": "testdata/memory/group_2",
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}
acc.AssertContainsTaggedFields(t, "cgroup", fields, tags)
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}
// ======================================================================
var cg4 = &CGroup{
Paths: []string{"testdata/memory/*/*", "testdata/memory/group_2"},
Files: []string{"memory.limit_in_bytes"},
}
func TestCgroupStatistics_4(t *testing.T) {
var acc testutil.Accumulator
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err := acc.GatherError(cg4.Gather)
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require.NoError(t, err)
tags := map[string]string{
"path": "testdata/memory/group_1/group_1_1",
}
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fields := map[string]interface{}{
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"memory.limit_in_bytes": int64(223372036854771712),
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}
acc.AssertContainsTaggedFields(t, "cgroup", fields, tags)
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tags = map[string]string{
"path": "testdata/memory/group_1/group_1_2",
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}
acc.AssertContainsTaggedFields(t, "cgroup", fields, tags)
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tags = map[string]string{
"path": "testdata/memory/group_2",
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}
acc.AssertContainsTaggedFields(t, "cgroup", fields, tags)
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}
// ======================================================================
var cg5 = &CGroup{
Paths: []string{"testdata/memory/*/group_1_1"},
Files: []string{"memory.limit_in_bytes"},
}
func TestCgroupStatistics_5(t *testing.T) {
var acc testutil.Accumulator
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err := acc.GatherError(cg5.Gather)
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require.NoError(t, err)
tags := map[string]string{
"path": "testdata/memory/group_1/group_1_1",
}
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fields := map[string]interface{}{
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"memory.limit_in_bytes": int64(223372036854771712),
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}
acc.AssertContainsTaggedFields(t, "cgroup", fields, tags)
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tags = map[string]string{
"path": "testdata/memory/group_2/group_1_1",
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}
acc.AssertContainsTaggedFields(t, "cgroup", fields, tags)
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}
// ======================================================================
var cg6 = &CGroup{
Paths: []string{"testdata/memory"},
Files: []string{"memory.us*", "*/memory.kmem.*"},
}
func TestCgroupStatistics_6(t *testing.T) {
var acc testutil.Accumulator
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err := acc.GatherError(cg6.Gather)
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require.NoError(t, err)
tags := map[string]string{
"path": "testdata/memory",
}
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fields := map[string]interface{}{
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"memory.usage_in_bytes": int64(3513667584),
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"memory.use_hierarchy": "12-781",
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"memory.kmem.limit_in_bytes": int64(9223372036854771712),
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}
acc.AssertContainsTaggedFields(t, "cgroup", fields, tags)
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}