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K8s informer to work with specific namespaces for logger (#2647)

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* watch informer for logger in specific namespaces

* changes to run infomrer in goroutine
This commit is contained in:
Shubham Bansal
2022-11-30 13:43:58 +05:30
committed by GitHub
parent 526b5f0beb
commit 918214c0a9
3 changed files with 43 additions and 5 deletions
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pkg/utils/informer.go
+25
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@@ -44,6 +44,31 @@ func GetInformersForNamespaces(client versioned.Interface, defaultSync time.Dura
return informers
}
func GetK8sInformersForNamespaces(client kubernetes.Interface, defaultSync time.Duration, kind string) map[string]cache.SharedIndexInformer {
informers := make(map[string]cache.SharedIndexInformer)
namespaces := DefaultNSResolver()
for _, ns := range namespaces.FissionNSWithOptions(WithBuilderNs(), WithFunctionNs(), WithDefaultNs()) {
factory := k8sInformers.NewSharedInformerFactoryWithOptions(client, defaultSync, k8sInformers.WithNamespace(ns))
switch kind {
case fv1.Deployments:
informers[ns] = factory.Apps().V1().Deployments().Informer()
case fv1.ReplicaSets:
informers[ns] = factory.Apps().V1().ReplicaSets().Informer()
case fv1.Pods:
informers[ns] = factory.Core().V1().Pods().Informer()
case fv1.Services:
informers[ns] = factory.Core().V1().Services().Informer()
case fv1.ConfigMaps:
informers[ns] = factory.Core().V1().ConfigMaps().Informer()
case fv1.Secrets:
informers[ns] = factory.Core().V1().Secrets().Informer()
default:
panic("Unknown kind: " + kind)
}
}
return informers
}
func GetInformerFactoryByReadyPod(client kubernetes.Interface, namespace string, labelSelector *metav1.LabelSelector) (k8sInformers.SharedInformerFactory, error) {
informerFactory := k8sInformers.NewSharedInformerFactoryWithOptions(client, 0,
k8sInformers.WithNamespace(namespace),