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Docker: optionally add labels as tags (#2425)

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This commit is contained in:
Shakeel Sorathia
2017-04-03 13:43:15 -07:00
committed by Daniel Nelson
parent 0def641ce8
commit 95a9d904e4
5 changed files with 135 additions and 16 deletions
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55
plugins/inputs/docker/docker_test.go
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@@ -244,6 +244,57 @@ func testStats() *types.StatsJSON {
return stats
}
var gatherLabelsTests = []struct {
include []string
exclude []string
expected []string
notexpected []string
}{
{[]string{}, []string{}, []string{"label1", "label2"}, []string{}},
{[]string{"*"}, []string{}, []string{"label1", "label2"}, []string{}},
{[]string{"lab*"}, []string{}, []string{"label1", "label2"}, []string{}},
{[]string{"label1"}, []string{}, []string{"label1"}, []string{"label2"}},
{[]string{"label1*"}, []string{}, []string{"label1"}, []string{"label2"}},
{[]string{}, []string{"*"}, []string{}, []string{"label1", "label2"}},
{[]string{}, []string{"lab*"}, []string{}, []string{"label1", "label2"}},
{[]string{}, []string{"label1"}, []string{"label2"}, []string{"label1"}},
{[]string{"*"}, []string{"*"}, []string{}, []string{"label1", "label2"}},
}
func TestDockerGatherLabels(t *testing.T) {
for _, tt := range gatherLabelsTests {
var acc testutil.Accumulator
d := Docker{
client: nil,
testing: true,
}
for _, label := range tt.include {
d.LabelInclude = append(d.LabelInclude, label)
}
for _, label := range tt.exclude {
d.LabelExclude = append(d.LabelExclude, label)
}
err := d.Gather(&acc)
require.NoError(t, err)
for _, label := range tt.expected {
if !acc.HasTag("docker_container_cpu", label) {
t.Errorf("Didn't get expected label of %s. Test was: Include: %s Exclude %s",
label, tt.include, tt.exclude)
}
}
for _, label := range tt.notexpected {
if acc.HasTag("docker_container_cpu", label) {
t.Errorf("Got unexpected label of %s. Test was: Include: %s Exclude %s",
label, tt.include, tt.exclude)
}
}
}
}
func TestDockerGatherInfo(t *testing.T) {
var acc testutil.Accumulator
d := Docker{
@@ -294,6 +345,8 @@ func TestDockerGatherInfo(t *testing.T) {
"cpu": "cpu3",
"container_version": "v2.2.2",
"engine_host": "absol",
"label1": "test_value_1",
"label2": "test_value_2",
},
)
acc.AssertContainsTaggedFields(t,
@@ -340,6 +393,8 @@ func TestDockerGatherInfo(t *testing.T) {
"container_name": "etcd2",
"container_image": "quay.io:4443/coreos/etcd",
"container_version": "v2.2.2",
"label1": "test_value_1",
"label2": "test_value_2",
},
)