mirror of
https://github.com/k3s-io/kubernetes.git
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124 lines
3.4 KiB
Go
124 lines
3.4 KiB
Go
/*
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Copyright 2017 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package framework
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import (
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"fmt"
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"net/http/httptest"
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"testing"
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"time"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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federationapi "k8s.io/kubernetes/federation/apis/federation/v1beta1"
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clustercontroller "k8s.io/kubernetes/federation/pkg/federation-controller/cluster"
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"k8s.io/kubernetes/pkg/client/clientset_generated/clientset"
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"k8s.io/kubernetes/pkg/master"
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"k8s.io/kubernetes/test/integration/framework"
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)
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type MemberCluster struct {
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Server *httptest.Server
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Config *master.Config
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Client clientset.Interface
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Host string
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}
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// FederationFixture manages a federation api server and a set of member clusters
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type FederationFixture struct {
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APIFixture *FederationAPIFixture
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DesiredClusterCount int
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Clusters []*MemberCluster
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ClusterClients []clientset.Interface
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ClusterController *clustercontroller.ClusterController
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stopChan chan struct{}
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}
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func (f *FederationFixture) SetUp(t *testing.T) {
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if f.APIFixture != nil {
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t.Fatal("Fixture already started")
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}
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if f.DesiredClusterCount < 1 {
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f.DesiredClusterCount = 1
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}
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defer TearDownOnPanic(t, f)
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t.Logf("Starting a federation of %d clusters", f.DesiredClusterCount)
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f.APIFixture = &FederationAPIFixture{}
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f.APIFixture.SetUp(t)
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f.stopChan = make(chan struct{})
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monitorPeriod := 1 * time.Second
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clustercontroller.StartClusterController(f.APIFixture.NewConfig(), f.stopChan, monitorPeriod)
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f.startClusters()
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}
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func (f *FederationFixture) startClusters() {
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fedClient := f.APIFixture.NewClient("federation-fixture")
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for i := 0; i < f.DesiredClusterCount; i++ {
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config := framework.NewMasterConfig()
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_, server := framework.RunAMaster(config)
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host := config.GenericConfig.LoopbackClientConfig.Host
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// Use fmt to ensure the output will be visible when run with go test -v
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fmt.Printf("Federated cluster %d serving on %s", i, host)
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clusterClient := clientset.NewForConfigOrDie(config.GenericConfig.LoopbackClientConfig)
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f.Clusters = append(f.Clusters, &MemberCluster{
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Server: server,
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Config: config,
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Client: clusterClient,
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Host: host,
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})
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f.ClusterClients = append(f.ClusterClients, clusterClient)
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cluster := &federationapi.Cluster{
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ObjectMeta: metav1.ObjectMeta{
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Name: fmt.Sprintf("cluster-%d", i),
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},
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Spec: federationapi.ClusterSpec{
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ServerAddressByClientCIDRs: []federationapi.ServerAddressByClientCIDR{
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{
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ClientCIDR: "0.0.0.0/0",
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ServerAddress: host,
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},
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},
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// Use insecure access
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SecretRef: nil,
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},
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}
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fedClient.FederationV1beta1().Clusters().Create(cluster)
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}
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}
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func (f *FederationFixture) TearDown(t *testing.T) {
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if f.stopChan != nil {
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close(f.stopChan)
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f.stopChan = nil
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}
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for _, cluster := range f.Clusters {
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cluster.Server.Close()
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}
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f.Clusters = nil
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if f.APIFixture != nil {
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f.APIFixture.TearDown(t)
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f.APIFixture = nil
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}
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}
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