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support client connection configuration to provide QPS and burst

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This commit is contained in:
Amir Alavi
2023-01-04 09:57:04 -05:00
parent e6580b97a8
commit 46e43a07bf
13 changed files with 104 additions and 44 deletions
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4
test/e2e/e2e_leaderelection_test.go
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@@ -88,7 +88,7 @@ func TestLeaderElection(t *testing.T) {
s1.Client = clientSet
s1.DeschedulingInterval = 5 * time.Second
s1.LeaderElection.LeaderElect = true
s1.KubeconfigFile = os.Getenv("KUBECONFIG")
s1.ClientConnection.Kubeconfig = os.Getenv("KUBECONFIG")
s1.PolicyConfigFile = "./policy_leaderelection_a.yaml"
s2, err := options.NewDeschedulerServer()
@@ -98,7 +98,7 @@ func TestLeaderElection(t *testing.T) {
s2.Client = clientSet
s2.DeschedulingInterval = 5 * time.Second
s2.LeaderElection.LeaderElect = true
s2.KubeconfigFile = os.Getenv("KUBECONFIG")
s2.ClientConnection.Kubeconfig = os.Getenv("KUBECONFIG")
s2.PolicyConfigFile = "./policy_leaderelection_b.yaml"
t.Log("starting deschedulers")

5
test/e2e/e2e_test.go
View File

@@ -37,6 +37,7 @@ import (
clientset "k8s.io/client-go/kubernetes"
listersv1 "k8s.io/client-go/listers/core/v1"
"k8s.io/client-go/tools/events"
componentbaseconfig "k8s.io/component-base/config"
"k8s.io/utils/pointer"
utilpointer "k8s.io/utils/pointer"
"sigs.k8s.io/descheduler/cmd/descheduler/app/options"
@@ -127,7 +128,7 @@ func RcByNameContainer(name, namespace string, replicas int32, labels map[string
}
func initializeClient(t *testing.T) (clientset.Interface, informers.SharedInformerFactory, listersv1.NodeLister, podutil.GetPodsAssignedToNodeFunc, chan struct{}) {
clientSet, err := client.CreateClient(os.Getenv("KUBECONFIG"), "")
clientSet, err := client.CreateClient(componentbaseconfig.ClientConnectionConfiguration{Kubeconfig: os.Getenv("KUBECONFIG")}, "")
if err != nil {
t.Errorf("Error during client creation with %v", err)
}
@@ -1084,7 +1085,7 @@ func TestPodLifeTimeOldestEvicted(t *testing.T) {
func TestDeschedulingInterval(t *testing.T) {
ctx := context.Background()
clientSet, err := client.CreateClient(os.Getenv("KUBECONFIG"), "")
clientSet, err := client.CreateClient(componentbaseconfig.ClientConnectionConfiguration{Kubeconfig: os.Getenv("KUBECONFIG")}, "")
if err != nil {
t.Errorf("Error during client creation with %v", err)
}

40
test/e2e/test_clientconnection_test.go Normal file
View File

@@ -0,0 +1,40 @@
package e2e
import (
"context"
"os"
"testing"
componentbaseconfig "k8s.io/component-base/config"
"sigs.k8s.io/descheduler/cmd/descheduler/app/options"
deschedulerapi "sigs.k8s.io/descheduler/pkg/api"
"sigs.k8s.io/descheduler/pkg/descheduler"
"sigs.k8s.io/descheduler/pkg/descheduler/client"
eutils "sigs.k8s.io/descheduler/pkg/descheduler/evictions/utils"
)
func TestClientConnectionConfiguration(t *testing.T) {
ctx := context.Background()
clientConnection := componentbaseconfig.ClientConnectionConfiguration{
Kubeconfig: os.Getenv("KUBECONFIG"),
QPS: 50,
Burst: 100,
}
clientSet, err := client.CreateClient(clientConnection, "")
if err != nil {
t.Errorf("Error during client creation with %v", err)
}
s, err := options.NewDeschedulerServer()
if err != nil {
t.Fatalf("Unable to initialize server: %v", err)
}
s.Client = clientSet
evictionPolicyGroupVersion, err := eutils.SupportEviction(s.Client)
if err != nil || len(evictionPolicyGroupVersion) == 0 {
t.Errorf("Error when checking support for eviction: %v", err)
}
if err := descheduler.RunDeschedulerStrategies(ctx, s, &deschedulerapi.DeschedulerPolicy{}, evictionPolicyGroupVersion); err != nil {
t.Errorf("Error running descheduler strategies: %+v", err)
}
}