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proxy: add some useful metrics

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This adds some useful metrics around pending changes and last successful
sync time.

The goal is for administrators to be able to alert on proxies that, for
whatever reason, are quite stale.

Signed-off-by: Casey Callendrello <cdc@redhat.com>
This commit is contained in:
Casey Callendrello
2019-02-13 18:48:45 +01:00
parent a1588cfe34
commit 017f57a6b0
8 changed files with 79 additions and 0 deletions
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1
pkg/proxy/iptables/proxier.go
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@@ -1395,6 +1395,7 @@ func (proxier *Proxier) syncProxyRules() {
if proxier.healthzServer != nil {
proxier.healthzServer.UpdateTimestamp()
}
metrics.SyncProxyRulesLastTimestamp.SetToCurrentTime()
// Update healthchecks. The endpoints list might include services that are
// not "OnlyLocal", but the services list will not, and the healthChecker