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Warn if the watched namespace does not exist

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This commit is contained in:
Sergey Dudoladov
2018-02-07 17:43:05 +01:00
parent 74fa7b9492
commit de2a028592
2 changed files with 12 additions and 0 deletions
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pkg/controller/controller.go
+10
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@@ -143,6 +143,16 @@ func (c *Controller) initOperatorConfig() {
func (c *Controller) initController() {
c.initClients()
c.initOperatorConfig()
// earliest point where we can check if the namespace to watch actually exists
if c.opConfig.WatchedNamespace != v1.NamespaceAll {
_, err := c.KubeClient.Namespaces().Get(c.opConfig.WatchedNamespace, metav1.GetOptions{})
if err != nil {
c.logger.Warnf("Operator was told to watch the %q namespace but was unable to confirm it existense via Kubernetes API. Falling back to watching all namespaces instead (done automatically by k8s)", c.opConfig.WatchedNamespace)
}
}
c.initSharedInformers()
c.logger.Infof("config: %s", c.opConfig.MustMarshal())