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Merge pull request #136 from nilebox/start-flag

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Add a separate flag for 'start' parameter
This commit is contained in:
Solly Ross 2018-12-04 12:23:26 -08:00 • committed by GitHub
commit 99104cba2a
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3 changed files with 16 additions and 4 deletions
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6
pkg/custom-provider/provider.go
View file

@ -55,9 +55,10 @@ type prometheusProvider struct {
SeriesRegistry
}
func NewPrometheusProvider(mapper apimeta.RESTMapper, kubeClient dynamic.Interface, promClient prom.Client, namers []MetricNamer, updateInterval time.Duration) (provider.CustomMetricsProvider, Runnable) {
func NewPrometheusProvider(mapper apimeta.RESTMapper, kubeClient dynamic.Interface, promClient prom.Client, namers []MetricNamer, updateInterval time.Duration, maxAge time.Duration) (provider.CustomMetricsProvider, Runnable) {
lister := &cachingMetricsLister{
updateInterval: updateInterval,
maxAge: maxAge,
promClient: promClient,
namers: namers,
@ -191,6 +192,7 @@ type cachingMetricsLister struct {
promClient prom.Client
updateInterval time.Duration
maxAge time.Duration
namers []MetricNamer
}
@ -212,7 +214,7 @@ type selectorSeries struct {
}
func (l *cachingMetricsLister) updateMetrics() error {
startTime := pmodel.Now().Add(-1 * l.updateInterval)
startTime := pmodel.Now().Add(-1 * l.maxAge)
// don't do duplicate queries when it's just the matchers that change
seriesCacheByQuery := make(map[prom.Selector][]prom.Series)

3
pkg/custom-provider/provider_test.go
View file

@ -32,6 +32,7 @@ import (
)
const fakeProviderUpdateInterval = 2 * time.Second
const fakeProviderStartDuration = 2 * time.Second
func setupPrometheusProvider() (provider.CustomMetricsProvider, *fakeprom.FakePrometheusClient) {
fakeProm := &fakeprom.FakePrometheusClient{}
@ -41,7 +42,7 @@ func setupPrometheusProvider() (provider.CustomMetricsProvider, *fakeprom.FakePr
namers, err := NamersFromConfig(cfg, restMapper())
Expect(err).NotTo(HaveOccurred())
prov, _ := NewPrometheusProvider(restMapper(), fakeKubeClient, fakeProm, namers, fakeProviderUpdateInterval)
prov, _ := NewPrometheusProvider(restMapper(), fakeKubeClient, fakeProm, namers, fakeProviderUpdateInterval, fakeProviderStartDuration)
containerSel := prom.MatchSeries("", prom.NameMatches("^container_.*"), prom.LabelNeq("container_name", "POD"), prom.LabelNeq("namespace", ""), prom.LabelNeq("pod_name", ""))
namespacedSel := prom.MatchSeries("", prom.LabelNeq("namespace", ""), prom.NameNotMatches("^container_.*"))