lib/promscrape/discovery/kubernetes: properly update vm_promscrape_discovery_kubernetes_scrape_works metric

Previously it wasn't descreased during config update.
This commit is contained in:
Aliaksandr Valialkin 2021-05-18 15:29:32 +03:00
parent 9f62d348db
commit 0f54c0121b

View file

@ -81,6 +81,9 @@ func (aw *apiWatcher) mustStart() {
func (aw *apiWatcher) mustStop() {
aw.gw.unsubscribeAPIWatcher(aw)
aw.swosByURLWatcherLock.Lock()
for _, swosByKey := range aw.swosByURLWatcher {
aw.swosCount.Add(-len(swosByKey))
}
aw.swosByURLWatcher = make(map[*urlWatcher]map[string][]interface{})
aw.swosByURLWatcherLock.Unlock()
}
@ -100,11 +103,10 @@ func (aw *apiWatcher) setScrapeWorks(uw *urlWatcher, key string, labels []map[st
swosByKey = make(map[string][]interface{})
aw.swosByURLWatcher[uw] = swosByKey
}
if len(swos) > 0 {
aw.swosCount.Add(len(swos) - len(swosByKey[key]))
if len(swos) > 0 {
swosByKey[key] = swos
} else {
aw.swosCount.Add(-len(swosByKey[key]))
delete(swosByKey, key)
}
aw.swosByURLWatcherLock.Unlock()
@ -464,7 +466,8 @@ func (uw *urlWatcher) reloadObjects() string {
uw.objectsCount.Add(added - removed)
uw.resourceVersion = metadata.ResourceVersion
logger.Infof("reloaded %d objects from %q", len(objectsByKey), requestURL)
logger.Infof("reloaded %d objects from %q; updated=%d, removed=%d, added=%d, resourceVersion=%q",
len(objectsByKey), requestURL, updated, removed, added, uw.resourceVersion)
return uw.resourceVersion
}