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Shared informers (#2092)

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* Use shared informers across executor for fission CRs

Signed-off-by: Sanket Sudake <sanketsudake@gmail.com>

* Add informer for configmap and secrets

Signed-off-by: Sanket Sudake <sanketsudake@gmail.com>

* Use shared informers in router

Signed-off-by: Sanket Sudake <sanketsudake@gmail.com>

* Add shared informer for canary config

Signed-off-by: Sanket Sudake <sanketsudake@gmail.com>

* Add sharedinformer for ready pod check

Signed-off-by: Sanket Sudake <sanketsudake@gmail.com>

* Refer informer instead of store in resolver

Signed-off-by: Sanket Sudake <sanketsudake@gmail.com>

* Run informers before executors

Signed-off-by: Sanket Sudake <sanketsudake@gmail.com>

* Add missing canary config handler calls

Signed-off-by: Sanket Sudake <sanketsudake@gmail.com>

* Enable websocket test

Signed-off-by: Sanket Sudake <sanketsudake@gmail.com>

* Run dump collection always

Signed-off-by: Sanket Sudake <sanketsudake@gmail.com>
This commit is contained in:
Sanket Sudake
2021-07-05 20:28:26 +05:30
committed by GitHub
parent 43814450e5
commit f86fde81e6
22 changed files with 793 additions and 718 deletions
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pkg/utils/informer.go
+16 -1
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@@ -1,17 +1,21 @@
package utils
import (
"fmt"
apiv1 "k8s.io/api/core/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/labels"
"k8s.io/apimachinery/pkg/selection"
k8sInformers "k8s.io/client-go/informers"
"k8s.io/client-go/kubernetes"
k8sCache "k8s.io/client-go/tools/cache"
metricsapi "k8s.io/metrics/pkg/apis/metrics"
v1 "github.com/fission/fission/pkg/apis/core/v1"
)
func GetInformerFacoryByExecutor(client *kubernetes.Clientset, executorType v1.ExecutorType) (k8sInformers.SharedInformerFactory, error) {
func GetInformerFactoryByExecutor(client *kubernetes.Clientset, executorType v1.ExecutorType) (k8sInformers.SharedInformerFactory, error) {
executorLabel, err := labels.NewRequirement(v1.EXECUTOR_TYPE, selection.DoubleEquals, []string{string(executorType)})
if err != nil {
return nil, err
@@ -43,3 +47,14 @@ func SupportedMetricsAPIVersionAvailable(discoveredAPIGroups *metav1.APIGroupLis
}
return false
}
func GetCachedItem(obj apiv1.ObjectReference, informer k8sCache.SharedIndexInformer) (item interface{}, exists bool, err error) {
store := informer.GetStore()
item, exists, err = store.Get(obj)
if err != nil || !exists {
item, exists, err = store.GetByKey(fmt.Sprintf("%s/%s", obj.Namespace, obj.Name))
}
return item, exists, err
}