mirror of
https://github.com/prometheus/prometheus.git
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discovery manager - doesn't need sorting of the target groups so move it in the discovery manager tests as we only need it there.
discovery manager - refactor the discovery tests. Signed-off-by: Krasi Georgiev <krasi.root@gmail.com>
This commit is contained in:
Krasi Georgiev
parent
638818a974
commit
135ea0f793
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@ -16,7 +16,6 @@ package discovery
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import (
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"context"
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"fmt"
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"sort"
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"github.com/go-kit/kit/log"
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"github.com/go-kit/kit/log/level"
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@ -59,14 +58,6 @@ type poolKey struct {
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provider string
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}
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// byProvider implements sort.Interface for []poolKey based on the provider field.
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// Sorting is needed so that we can have predictable tests.
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type byProvider []poolKey
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func (a byProvider) Len() int { return len(a) }
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func (a byProvider) Swap(i, j int) { a[i], a[j] = a[j], a[i] }
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func (a byProvider) Less(i, j int) bool { return a[i].provider < a[j].provider }
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// NewManager is the Discovery Manager constructor
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func NewManager(logger log.Logger) *Manager {
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return &Manager{
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@ -182,18 +173,10 @@ func (m *Manager) allGroups() map[string][]*targetgroup.Group {
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tSets := make(chan map[string][]*targetgroup.Group)
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m.actionCh <- func(ctx context.Context) {
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// Sorting by the poolKey is needed so that we can have predictable tests.
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var pKeys []poolKey
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for pk := range m.targets {
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pKeys = append(pKeys, pk)
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}
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sort.Sort(byProvider(pKeys))
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tSetsAll := map[string][]*targetgroup.Group{}
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for _, pk := range pKeys {
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for _, tg := range m.targets[pk] {
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tSetsAll[pk.setName] = append(tSetsAll[pk.setName], tg)
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for pkey, tsets := range m.targets {
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for _, tg := range tsets {
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tSetsAll[pkey.setName] = append(tSetsAll[pkey.setName], tg)
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}
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}
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tSets <- tSetsAll
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@ -17,6 +17,7 @@ import (
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"context"
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"fmt"
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"reflect"
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"sort"
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"strconv"
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"testing"
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"time"
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@ -103,11 +104,11 @@ func TestDiscoveryManagerSyncCalls(t *testing.T) {
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{
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targetGroups: []targetgroup.Group{
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{
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Source: "initial1",
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Source: "tp1_group1",
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Targets: []model.LabelSet{{"__instance__": "1"}},
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},
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{
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Source: "initial2",
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Source: "tp1_group2",
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Targets: []model.LabelSet{{"__instance__": "2"}},
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}},
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},
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@ -116,11 +117,11 @@ func TestDiscoveryManagerSyncCalls(t *testing.T) {
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expectedTargets: [][]*targetgroup.Group{
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{
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{
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Source: "initial1",
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Source: "tp1_group1",
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Targets: []model.LabelSet{{"__instance__": "1"}},
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},
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{
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Source: "initial2",
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Source: "tp1_group2",
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Targets: []model.LabelSet{{"__instance__": "2"}},
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},
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},
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@ -133,11 +134,11 @@ func TestDiscoveryManagerSyncCalls(t *testing.T) {
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{
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targetGroups: []targetgroup.Group{
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{
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Source: "tp1-initial1",
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Source: "tp1_group1",
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Targets: []model.LabelSet{{"__instance__": "1"}},
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},
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{
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Source: "tp1-initial2",
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Source: "tp1_group2",
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Targets: []model.LabelSet{{"__instance__": "2"}},
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},
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},
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@ -147,7 +148,7 @@ func TestDiscoveryManagerSyncCalls(t *testing.T) {
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{
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targetGroups: []targetgroup.Group{
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{
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Source: "tp2-initial1",
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Source: "tp2_group1",
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Targets: []model.LabelSet{{"__instance__": "3"}},
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},
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},
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@ -158,24 +159,24 @@ func TestDiscoveryManagerSyncCalls(t *testing.T) {
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expectedTargets: [][]*targetgroup.Group{
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{
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{
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Source: "tp1-initial1",
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Source: "tp1_group1",
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Targets: []model.LabelSet{{"__instance__": "1"}},
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},
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{
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Source: "tp1-initial2",
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Source: "tp1_group2",
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Targets: []model.LabelSet{{"__instance__": "2"}},
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},
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}, {
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{
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Source: "tp1-initial1",
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Source: "tp1_group1",
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Targets: []model.LabelSet{{"__instance__": "1"}},
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},
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{
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Source: "tp1-initial2",
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Source: "tp1_group2",
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Targets: []model.LabelSet{{"__instance__": "2"}},
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},
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{
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Source: "tp2-initial1",
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Source: "tp2_group1",
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Targets: []model.LabelSet{{"__instance__": "3"}},
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},
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},
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@ -188,48 +189,11 @@ func TestDiscoveryManagerSyncCalls(t *testing.T) {
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{
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targetGroups: []targetgroup.Group{
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{
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Source: "initial1",
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Source: "tp1_group1",
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Targets: []model.LabelSet{{"__instance__": "1"}},
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},
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{
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Source: "initial2",
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Targets: []model.LabelSet{{"__instance__": "2"}},
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},
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},
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interval: 0,
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},
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{
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targetGroups: []targetgroup.Group{},
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interval: 10,
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},
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},
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},
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expectedTargets: [][]*targetgroup.Group{
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{
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{
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Source: "initial1",
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Targets: []model.LabelSet{{"__instance__": "1"}},
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},
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{
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Source: "initial2",
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Targets: []model.LabelSet{{"__instance__": "2"}},
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},
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},
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{},
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},
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},
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{
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title: "Single TP initials and new groups",
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updates: map[string][]update{
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"tp1": {
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{
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targetGroups: []targetgroup.Group{
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{
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Source: "initial1",
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Targets: []model.LabelSet{{"__instance__": "1"}},
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},
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{
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Source: "initial2",
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Source: "tp1_group2",
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Targets: []model.LabelSet{{"__instance__": "2"}},
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},
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},
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@ -238,12 +202,12 @@ func TestDiscoveryManagerSyncCalls(t *testing.T) {
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{
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targetGroups: []targetgroup.Group{
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{
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Source: "update1",
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Targets: []model.LabelSet{{"__instance__": "3"}},
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Source: "tp1_group1",
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Targets: []model.LabelSet{},
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},
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{
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Source: "update2",
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Targets: []model.LabelSet{{"__instance__": "4"}},
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Source: "tp1_group2",
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Targets: []model.LabelSet{},
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},
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},
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interval: 10,
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@ -253,23 +217,86 @@ func TestDiscoveryManagerSyncCalls(t *testing.T) {
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expectedTargets: [][]*targetgroup.Group{
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{
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{
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Source: "initial1",
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Source: "tp1_group1",
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Targets: []model.LabelSet{{"__instance__": "1"}},
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},
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{
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Source: "initial2",
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Source: "tp1_group2",
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Targets: []model.LabelSet{{"__instance__": "2"}},
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},
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},
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{
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{
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Source: "update1",
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Source: "tp1_group1",
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Targets: []model.LabelSet{},
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},
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{
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Source: "tp1_group2",
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Targets: []model.LabelSet{},
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},
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},
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},
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},
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{
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title: "Single TP initials and new groups",
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updates: map[string][]update{
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"tp1": {
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{
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targetGroups: []targetgroup.Group{
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{
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Source: "tp1_group1",
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Targets: []model.LabelSet{{"__instance__": "1"}},
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},
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{
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Source: "tp1_group2",
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Targets: []model.LabelSet{{"__instance__": "2"}},
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},
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},
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interval: 0,
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},
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{
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targetGroups: []targetgroup.Group{
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{
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Source: "tp1_group1",
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Targets: []model.LabelSet{{"__instance__": "3"}},
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},
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{
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Source: "tp1_group2",
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Targets: []model.LabelSet{{"__instance__": "4"}},
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},
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{
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Source: "tp1_group3",
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Targets: []model.LabelSet{{"__instance__": "1"}},
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},
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},
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interval: 10,
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},
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},
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},
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expectedTargets: [][]*targetgroup.Group{
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{
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{
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Source: "tp1_group1",
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Targets: []model.LabelSet{{"__instance__": "1"}},
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},
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{
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Source: "tp1_group2",
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Targets: []model.LabelSet{{"__instance__": "2"}},
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},
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},
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{
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{
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Source: "tp1_group1",
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Targets: []model.LabelSet{{"__instance__": "3"}},
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},
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{
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Source: "update2",
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Source: "tp1_group2",
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Targets: []model.LabelSet{{"__instance__": "4"}},
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},
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{
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Source: "tp1_group3",
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Targets: []model.LabelSet{{"__instance__": "1"}},
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},
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},
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},
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},
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@ -280,11 +307,11 @@ func TestDiscoveryManagerSyncCalls(t *testing.T) {
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{
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targetGroups: []targetgroup.Group{
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{
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Source: "tp1-initial1",
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Source: "tp1_group1",
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Targets: []model.LabelSet{{"__instance__": "1"}},
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},
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{
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Source: "tp1-initial2",
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Source: "tp1_group2",
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Targets: []model.LabelSet{{"__instance__": "2"}},
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},
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},
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@ -293,11 +320,11 @@ func TestDiscoveryManagerSyncCalls(t *testing.T) {
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{
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targetGroups: []targetgroup.Group{
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{
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Source: "tp1-update1",
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Source: "tp1_group3",
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Targets: []model.LabelSet{{"__instance__": "3"}},
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},
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{
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Source: "tp1-update2",
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Source: "tp1_group4",
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Targets: []model.LabelSet{{"__instance__": "4"}},
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},
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},
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@ -308,11 +335,11 @@ func TestDiscoveryManagerSyncCalls(t *testing.T) {
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{
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targetGroups: []targetgroup.Group{
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{
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Source: "tp2-initial1",
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Source: "tp2_group1",
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Targets: []model.LabelSet{{"__instance__": "5"}},
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},
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{
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Source: "tp2-initial2",
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Source: "tp2_group2",
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Targets: []model.LabelSet{{"__instance__": "6"}},
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},
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},
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@ -321,11 +348,11 @@ func TestDiscoveryManagerSyncCalls(t *testing.T) {
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{
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targetGroups: []targetgroup.Group{
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{
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Source: "tp2-update1",
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Source: "tp2_group3",
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Targets: []model.LabelSet{{"__instance__": "7"}},
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},
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{
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Source: "tp2-update2",
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Source: "tp2_group4",
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Targets: []model.LabelSet{{"__instance__": "8"}},
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},
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},
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@ -336,82 +363,106 @@ func TestDiscoveryManagerSyncCalls(t *testing.T) {
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expectedTargets: [][]*targetgroup.Group{
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{
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{
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Source: "tp1-initial1",
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Source: "tp1_group1",
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Targets: []model.LabelSet{{"__instance__": "1"}},
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},
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{
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Source: "tp1-initial2",
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Source: "tp1_group2",
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Targets: []model.LabelSet{{"__instance__": "2"}},
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},
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},
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{
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{
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Source: "tp1-initial1",
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Source: "tp1_group1",
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Targets: []model.LabelSet{{"__instance__": "1"}},
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},
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{
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Source: "tp1-initial2",
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Source: "tp1_group2",
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Targets: []model.LabelSet{{"__instance__": "2"}},
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},
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{
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Source: "tp2-initial1",
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Source: "tp2_group1",
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Targets: []model.LabelSet{{"__instance__": "5"}},
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},
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{
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Source: "tp2-initial2",
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Source: "tp2_group2",
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Targets: []model.LabelSet{{"__instance__": "6"}},
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},
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},
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{
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{
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Source: "tp1-initial1",
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Source: "tp1_group1",
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Targets: []model.LabelSet{{"__instance__": "1"}},
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},
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{
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Source: "tp1-initial2",
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Source: "tp1_group2",
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Targets: []model.LabelSet{{"__instance__": "2"}},
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},
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{
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Source: "tp2-update1",
|
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Source: "tp2_group1",
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Targets: []model.LabelSet{{"__instance__": "5"}},
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},
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{
|
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Source: "tp2_group2",
|
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Targets: []model.LabelSet{{"__instance__": "6"}},
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},
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{
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Source: "tp2_group3",
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Targets: []model.LabelSet{{"__instance__": "7"}},
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},
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{
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Source: "tp2-update2",
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Source: "tp2_group4",
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Targets: []model.LabelSet{{"__instance__": "8"}},
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},
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},
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{
|
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{
|
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Source: "tp1-update1",
|
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Source: "tp1_group1",
|
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Targets: []model.LabelSet{{"__instance__": "1"}},
|
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},
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{
|
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Source: "tp1_group2",
|
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Targets: []model.LabelSet{{"__instance__": "2"}},
|
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},
|
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{
|
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Source: "tp1_group3",
|
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Targets: []model.LabelSet{{"__instance__": "3"}},
|
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},
|
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{
|
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Source: "tp1-update2",
|
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Source: "tp1_group4",
|
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Targets: []model.LabelSet{{"__instance__": "4"}},
|
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},
|
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{
|
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Source: "tp2-update1",
|
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Source: "tp2_group1",
|
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Targets: []model.LabelSet{{"__instance__": "5"}},
|
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},
|
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{
|
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Source: "tp2_group2",
|
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Targets: []model.LabelSet{{"__instance__": "6"}},
|
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},
|
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{
|
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Source: "tp2_group3",
|
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Targets: []model.LabelSet{{"__instance__": "7"}},
|
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},
|
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{
|
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Source: "tp2-update2",
|
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Source: "tp2_group4",
|
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Targets: []model.LabelSet{{"__instance__": "8"}},
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},
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},
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},
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},
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{
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title: "One tp initials arrive after other tp updates.",
|
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title: "One TP initials arrive after other TP updates.",
|
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updates: map[string][]update{
|
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"tp1": {
|
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{
|
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targetGroups: []targetgroup.Group{
|
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{
|
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Source: "tp1-initial1",
|
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Source: "tp1_group1",
|
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Targets: []model.LabelSet{{"__instance__": "1"}},
|
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},
|
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{
|
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Source: "tp1-initial2",
|
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Source: "tp1_group2",
|
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Targets: []model.LabelSet{{"__instance__": "2"}},
|
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},
|
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},
|
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|
|
@ -420,11 +471,11 @@ func TestDiscoveryManagerSyncCalls(t *testing.T) {
|
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{
|
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targetGroups: []targetgroup.Group{
|
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{
|
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Source: "tp1-update1",
|
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Source: "tp1_group1",
|
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Targets: []model.LabelSet{{"__instance__": "3"}},
|
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},
|
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{
|
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Source: "tp1-update2",
|
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Source: "tp1_group2",
|
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Targets: []model.LabelSet{{"__instance__": "4"}},
|
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},
|
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},
|
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|
|
@ -435,11 +486,11 @@ func TestDiscoveryManagerSyncCalls(t *testing.T) {
|
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{
|
||||
targetGroups: []targetgroup.Group{
|
||||
{
|
||||
Source: "tp2-initial1",
|
||||
Source: "tp2_group1",
|
||||
Targets: []model.LabelSet{{"__instance__": "5"}},
|
||||
},
|
||||
{
|
||||
Source: "tp2-initial2",
|
||||
Source: "tp2_group2",
|
||||
Targets: []model.LabelSet{{"__instance__": "6"}},
|
||||
},
|
||||
},
|
||||
|
|
@ -448,11 +499,11 @@ func TestDiscoveryManagerSyncCalls(t *testing.T) {
|
|||
{
|
||||
targetGroups: []targetgroup.Group{
|
||||
{
|
||||
Source: "tp2-update1",
|
||||
Source: "tp2_group1",
|
||||
Targets: []model.LabelSet{{"__instance__": "7"}},
|
||||
},
|
||||
{
|
||||
Source: "tp2-update2",
|
||||
Source: "tp2_group2",
|
||||
Targets: []model.LabelSet{{"__instance__": "8"}},
|
||||
},
|
||||
},
|
||||
|
|
@ -463,57 +514,57 @@ func TestDiscoveryManagerSyncCalls(t *testing.T) {
|
|||
expectedTargets: [][]*targetgroup.Group{
|
||||
{
|
||||
{
|
||||
Source: "tp1-initial1",
|
||||
Source: "tp1_group1",
|
||||
Targets: []model.LabelSet{{"__instance__": "1"}},
|
||||
},
|
||||
{
|
||||
Source: "tp1-initial2",
|
||||
Source: "tp1_group2",
|
||||
Targets: []model.LabelSet{{"__instance__": "2"}},
|
||||
},
|
||||
},
|
||||
{
|
||||
{
|
||||
Source: "tp1-update1",
|
||||
Source: "tp1_group1",
|
||||
Targets: []model.LabelSet{{"__instance__": "3"}},
|
||||
},
|
||||
{
|
||||
Source: "tp1-update2",
|
||||
Source: "tp1_group2",
|
||||
Targets: []model.LabelSet{{"__instance__": "4"}},
|
||||
},
|
||||
},
|
||||
{
|
||||
{
|
||||
Source: "tp1-update1",
|
||||
Source: "tp1_group1",
|
||||
Targets: []model.LabelSet{{"__instance__": "3"}},
|
||||
},
|
||||
{
|
||||
Source: "tp1-update2",
|
||||
Source: "tp1_group2",
|
||||
Targets: []model.LabelSet{{"__instance__": "4"}},
|
||||
},
|
||||
{
|
||||
Source: "tp2-initial1",
|
||||
Source: "tp2_group1",
|
||||
Targets: []model.LabelSet{{"__instance__": "5"}},
|
||||
},
|
||||
{
|
||||
Source: "tp2-initial2",
|
||||
Source: "tp2_group2",
|
||||
Targets: []model.LabelSet{{"__instance__": "6"}},
|
||||
},
|
||||
},
|
||||
{
|
||||
{
|
||||
Source: "tp1-update1",
|
||||
Source: "tp1_group1",
|
||||
Targets: []model.LabelSet{{"__instance__": "3"}},
|
||||
},
|
||||
{
|
||||
Source: "tp1-update2",
|
||||
Source: "tp1_group2",
|
||||
Targets: []model.LabelSet{{"__instance__": "4"}},
|
||||
},
|
||||
{
|
||||
Source: "tp2-update1",
|
||||
Source: "tp2_group1",
|
||||
Targets: []model.LabelSet{{"__instance__": "7"}},
|
||||
},
|
||||
{
|
||||
Source: "tp2-update2",
|
||||
Source: "tp2_group2",
|
||||
Targets: []model.LabelSet{{"__instance__": "8"}},
|
||||
},
|
||||
},
|
||||
|
|
@ -521,34 +572,43 @@ func TestDiscoveryManagerSyncCalls(t *testing.T) {
|
|||
},
|
||||
|
||||
{
|
||||
title: "Single TP Single provider empty update in between",
|
||||
title: "Single TP empty update in between",
|
||||
updates: map[string][]update{
|
||||
"tp1": {
|
||||
{
|
||||
targetGroups: []targetgroup.Group{
|
||||
{
|
||||
Source: "initial1",
|
||||
Source: "tp1_group1",
|
||||
Targets: []model.LabelSet{{"__instance__": "1"}},
|
||||
},
|
||||
{
|
||||
Source: "initial2",
|
||||
Source: "tp1_group2",
|
||||
Targets: []model.LabelSet{{"__instance__": "2"}},
|
||||
},
|
||||
},
|
||||
interval: 30,
|
||||
},
|
||||
{
|
||||
targetGroups: []targetgroup.Group{},
|
||||
interval: 10,
|
||||
targetGroups: []targetgroup.Group{
|
||||
{
|
||||
Source: "tp1_group1",
|
||||
Targets: []model.LabelSet{},
|
||||
},
|
||||
{
|
||||
Source: "tp1_group2",
|
||||
Targets: []model.LabelSet{},
|
||||
},
|
||||
},
|
||||
interval: 10,
|
||||
},
|
||||
{
|
||||
targetGroups: []targetgroup.Group{
|
||||
{
|
||||
Source: "update1",
|
||||
Source: "tp1_group1",
|
||||
Targets: []model.LabelSet{{"__instance__": "3"}},
|
||||
},
|
||||
{
|
||||
Source: "update2",
|
||||
Source: "tp1_group2",
|
||||
Targets: []model.LabelSet{{"__instance__": "4"}},
|
||||
},
|
||||
},
|
||||
|
|
@ -559,22 +619,31 @@ func TestDiscoveryManagerSyncCalls(t *testing.T) {
|
|||
expectedTargets: [][]*targetgroup.Group{
|
||||
{
|
||||
{
|
||||
Source: "initial1",
|
||||
Source: "tp1_group1",
|
||||
Targets: []model.LabelSet{{"__instance__": "1"}},
|
||||
},
|
||||
{
|
||||
Source: "initial2",
|
||||
Source: "tp1_group2",
|
||||
Targets: []model.LabelSet{{"__instance__": "2"}},
|
||||
},
|
||||
},
|
||||
{},
|
||||
{
|
||||
{
|
||||
Source: "update1",
|
||||
Source: "tp1_group1",
|
||||
Targets: []model.LabelSet{},
|
||||
},
|
||||
{
|
||||
Source: "tp1_group2",
|
||||
Targets: []model.LabelSet{},
|
||||
},
|
||||
},
|
||||
{
|
||||
{
|
||||
Source: "tp1_group1",
|
||||
Targets: []model.LabelSet{{"__instance__": "3"}},
|
||||
},
|
||||
{
|
||||
Source: "update2",
|
||||
Source: "tp1_group2",
|
||||
Targets: []model.LabelSet{{"__instance__": "4"}},
|
||||
},
|
||||
},
|
||||
|
|
@ -606,6 +675,8 @@ func TestDiscoveryManagerSyncCalls(t *testing.T) {
|
|||
break Loop
|
||||
case tsetMap := <-discoveryManager.SyncCh():
|
||||
for _, received := range tsetMap {
|
||||
// Need to sort by the Groups source as the Discovery manager doesn't guarantee the order.
|
||||
sort.Sort(byGroupSource(received))
|
||||
if !reflect.DeepEqual(received, testCase.expectedTargets[x]) {
|
||||
var receivedFormated string
|
||||
for _, receivedTargets := range received {
|
||||
|
|
@ -628,7 +699,7 @@ func TestDiscoveryManagerSyncCalls(t *testing.T) {
|
|||
}
|
||||
|
||||
func TestTargetSetRecreatesTargetGroupsEveryRun(t *testing.T) {
|
||||
verifyPresence := func(tSets map[poolKey][]*targetgroup.Group, poolKey poolKey, label string, present bool) {
|
||||
verifyPresence := func(tSets map[poolKey]map[string]*targetgroup.Group, poolKey poolKey, label string, present bool) {
|
||||
if _, ok := tSets[poolKey]; !ok {
|
||||
t.Fatalf("'%s' should be present in Pool keys: %v", poolKey, tSets)
|
||||
return
|
||||
|
|
@ -729,3 +800,10 @@ func (tp mockdiscoveryProvider) sendUpdates() {
|
|||
tp.up <- tgs
|
||||
}
|
||||
}
|
||||
|
||||
// byGroupSource implements sort.Interface so we can sort by the Source field.
|
||||
type byGroupSource []*targetgroup.Group
|
||||
|
||||
func (a byGroupSource) Len() int { return len(a) }
|
||||
func (a byGroupSource) Swap(i, j int) { a[i], a[j] = a[j], a[i] }
|
||||
func (a byGroupSource) Less(i, j int) bool { return a[i].Source < a[j].Source }
|
||||
|
|
|
|||
Loading…
Reference in a new issue