ingress-nginx-helm/test/e2e/status/update.go

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/*
Copyright 2018 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package settings
import (
"fmt"
"log"
"net"
"strings"
"time"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
appsv1beta1 "k8s.io/api/apps/v1beta1"
apiv1 "k8s.io/api/core/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/util/wait"
"k8s.io/ingress-nginx/test/e2e/framework"
)
var _ = framework.IngressNginxDescribe("Status Update [Status]", func() {
f := framework.NewDefaultFramework("status-update")
host := "status-update"
address := getHostIP()
BeforeEach(func() {
})
AfterEach(func() {
})
It("should update status field after client-go reconnection", func() {
port, cmd, err := f.KubectlProxy(0)
Expect(err).NotTo(HaveOccurred(), "starting kubectl proxy")
err = framework.UpdateDeployment(f.KubeClientSet, f.IngressController.Namespace, "nginx-ingress-controller", 1,
func(deployment *appsv1beta1.Deployment) error {
args := deployment.Spec.Template.Spec.Containers[0].Args
args = append(args, fmt.Sprintf("--apiserver-host=http://%s:%d", address.String(), port))
args = append(args, "--publish-status-address=1.1.0.0")
// flags --publish-service and --publish-status-address are mutually exclusive
var index int
for k, v := range args {
if strings.Index(v, "--publish-service") != -1 {
index = k
break
}
}
if index > -1 {
args[index] = ""
}
deployment.Spec.Template.Spec.Containers[0].Args = args
_, err := f.KubeClientSet.AppsV1beta1().Deployments(f.IngressController.Namespace).Update(deployment)
return err
})
Expect(err).NotTo(HaveOccurred(), "updating ingress controller deployment flags")
err = f.NewEchoDeploymentWithReplicas(1)
Expect(err).NotTo(HaveOccurred(), "waiting one replicaset in echoserver deployment")
ing, err := f.EnsureIngress(framework.NewSingleIngress(host, "/", host, f.IngressController.Namespace, "http-svc", 80, nil))
Expect(err).NotTo(HaveOccurred(), "waiting Ingress creation for hostname %v", host)
Expect(ing).NotTo(BeNil())
err = f.WaitForNginxConfiguration(
func(cfg string) bool {
return strings.Contains(cfg, fmt.Sprintf("server_name %s", host))
})
Expect(err).NotTo(HaveOccurred(), "waiting for nginx server section with server_name %v", host)
framework.Logf("waiting for leader election and initial status update")
time.Sleep(30 * time.Second)
err = cmd.Process.Kill()
Expect(err).NotTo(HaveOccurred(), "terminating kubectl proxy")
ing, err = f.KubeClientSet.Extensions().Ingresses(f.IngressController.Namespace).Get(host, metav1.GetOptions{})
Expect(err).NotTo(HaveOccurred(), "getting %s/%v Ingress", f.IngressController.Namespace, host)
ing.Status.LoadBalancer.Ingress = []apiv1.LoadBalancerIngress{}
_, err = f.KubeClientSet.Extensions().Ingresses(f.IngressController.Namespace).UpdateStatus(ing)
Expect(err).NotTo(HaveOccurred(), "cleaning Ingress status")
time.Sleep(10 * time.Second)
err = f.KubeClientSet.CoreV1().
ConfigMaps(f.IngressController.Namespace).
Delete("ingress-controller-leader-nginx", &metav1.DeleteOptions{})
Expect(err).NotTo(HaveOccurred(), "deleting leader election configmap")
_, cmd, err = f.KubectlProxy(port)
Expect(err).NotTo(HaveOccurred(), "starting kubectl proxy")
defer func() {
if cmd != nil {
err := cmd.Process.Kill()
Expect(err).NotTo(HaveOccurred(), "terminating kubectl proxy")
}
}()
err = wait.Poll(10*time.Second, time.Minute*3, func() (done bool, err error) {
ing, err = f.KubeClientSet.Extensions().Ingresses(f.IngressController.Namespace).Get(host, metav1.GetOptions{})
if err != nil {
return false, err
}
if len(ing.Status.LoadBalancer.Ingress) != 1 {
return false, nil
}
return true, nil
})
Expect(err).NotTo(HaveOccurred(), "waiting for ingress status")
Expect(ing.Status.LoadBalancer.Ingress).Should(Equal([]apiv1.LoadBalancerIngress{
{IP: "1.1.0.0"},
}))
})
})
func getHostIP() net.IP {
conn, err := net.Dial("udp", "8.8.8.8:80")
if err != nil {
log.Fatal(err)
}
defer conn.Close()
localAddr := conn.LocalAddr().(*net.UDPAddr)
return localAddr.IP
}