mirror of
https://github.com/k3s-io/k3s.git
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b0188f5a13
* Move coverage writer into agent and server * Add coverage report to E2E PR tests * Add codecov upload to drone Signed-off-by: Derek Nola <derek.nola@suse.com>
398 lines
15 KiB
Go
398 lines
15 KiB
Go
package upgradecluster
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import (
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"flag"
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"fmt"
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"os"
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"strings"
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"testing"
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"github.com/k3s-io/k3s/tests/e2e"
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. "github.com/onsi/ginkgo/v2"
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. "github.com/onsi/gomega"
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)
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// Valid nodeOS:
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// generic/ubuntu2004, generic/centos7, generic/rocky8
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// opensuse/Leap-15.3.x86_64
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var nodeOS = flag.String("nodeOS", "generic/ubuntu2004", "VM operating system")
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var serverCount = flag.Int("serverCount", 3, "number of server nodes")
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var agentCount = flag.Int("agentCount", 2, "number of agent nodes")
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var hardened = flag.Bool("hardened", false, "true or false")
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var ci = flag.Bool("ci", false, "running on CI")
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var local = flag.Bool("local", false, "Controls which version k3s upgrades too, local binary or latest commit on master")
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// Environment Variables Info:
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// E2E_REGISTRY: true/false (default: false)
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// Controls which K3s version is installed first
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// E2E_RELEASE_VERSION=v1.23.3+k3s1
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// OR
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// E2E_RELEASE_CHANNEL=(commit|latest|stable), commit pulls latest commit from master
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func Test_E2EUpgradeValidation(t *testing.T) {
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RegisterFailHandler(Fail)
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flag.Parse()
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suiteConfig, reporterConfig := GinkgoConfiguration()
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RunSpecs(t, "Upgrade Cluster Test Suite", suiteConfig, reporterConfig)
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}
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var (
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kubeConfigFile string
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serverNodeNames []string
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agentNodeNames []string
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)
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var _ = ReportAfterEach(e2e.GenReport)
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var _ = Describe("Verify Upgrade", Ordered, func() {
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Context("Cluster :", func() {
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It("Starts up with no issues", func() {
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var err error
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serverNodeNames, agentNodeNames, err = e2e.CreateCluster(*nodeOS, *serverCount, *agentCount)
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Expect(err).NotTo(HaveOccurred(), e2e.GetVagrantLog(err))
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fmt.Println("CLUSTER CONFIG")
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fmt.Println("OS:", *nodeOS)
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fmt.Println("Server Nodes:", serverNodeNames)
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fmt.Println("Agent Nodes:", agentNodeNames)
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kubeConfigFile, err = e2e.GenKubeConfigFile(serverNodeNames[0])
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Expect(err).NotTo(HaveOccurred())
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})
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It("Checks Node and Pod Status", func() {
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fmt.Printf("\nFetching node status\n")
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Eventually(func(g Gomega) {
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nodes, err := e2e.ParseNodes(kubeConfigFile, false)
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g.Expect(err).NotTo(HaveOccurred())
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for _, node := range nodes {
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g.Expect(node.Status).Should(Equal("Ready"))
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}
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}, "620s", "5s").Should(Succeed())
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_, _ = e2e.ParseNodes(kubeConfigFile, true)
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fmt.Printf("\nFetching Pods status\n")
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Eventually(func(g Gomega) {
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pods, err := e2e.ParsePods(kubeConfigFile, false)
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g.Expect(err).NotTo(HaveOccurred())
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for _, pod := range pods {
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if strings.Contains(pod.Name, "helm-install") {
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g.Expect(pod.Status).Should(Equal("Completed"), pod.Name)
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} else {
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g.Expect(pod.Status).Should(Equal("Running"), pod.Name)
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}
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}
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}, "620s", "5s").Should(Succeed())
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_, _ = e2e.ParsePods(kubeConfigFile, true)
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})
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It("Verifies ClusterIP Service", func() {
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_, err := e2e.DeployWorkload("clusterip.yaml", kubeConfigFile, *hardened)
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Expect(err).NotTo(HaveOccurred(), "Cluster IP manifest not deployed")
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cmd := "kubectl get pods -o=name -l k8s-app=nginx-app-clusterip --field-selector=status.phase=Running --kubeconfig=" + kubeConfigFile
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Eventually(func() (string, error) {
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return e2e.RunCommand(cmd)
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}, "240s", "5s").Should(ContainSubstring("test-clusterip"), "failed cmd: "+cmd)
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clusterip, _ := e2e.FetchClusterIP(kubeConfigFile, "nginx-clusterip-svc", false)
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cmd = "curl -L --insecure http://" + clusterip + "/name.html"
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for _, nodeName := range serverNodeNames {
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Eventually(func() (string, error) {
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return e2e.RunCmdOnNode(cmd, nodeName)
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}, "120s", "10s").Should(ContainSubstring("test-clusterip"), "failed cmd: "+cmd)
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}
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})
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It("Verifies NodePort Service", func() {
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_, err := e2e.DeployWorkload("nodeport.yaml", kubeConfigFile, *hardened)
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Expect(err).NotTo(HaveOccurred(), "NodePort manifest not deployed")
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for _, nodeName := range serverNodeNames {
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nodeExternalIP, _ := e2e.FetchNodeExternalIP(nodeName)
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cmd := "kubectl get service nginx-nodeport-svc --kubeconfig=" + kubeConfigFile + " --output jsonpath=\"{.spec.ports[0].nodePort}\""
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nodeport, err := e2e.RunCommand(cmd)
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Expect(err).NotTo(HaveOccurred(), "failed cmd: "+cmd)
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cmd = "kubectl get pods -o=name -l k8s-app=nginx-app-nodeport --field-selector=status.phase=Running --kubeconfig=" + kubeConfigFile
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Eventually(func() (string, error) {
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return e2e.RunCommand(cmd)
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}, "240s", "5s").Should(ContainSubstring("test-nodeport"), "nodeport pod was not created")
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cmd = "curl -L --insecure http://" + nodeExternalIP + ":" + nodeport + "/name.html"
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fmt.Println(cmd)
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Eventually(func() (string, error) {
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return e2e.RunCommand(cmd)
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}, "240s", "5s").Should(ContainSubstring("test-nodeport"), "failed cmd: "+cmd)
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}
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})
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It("Verifies LoadBalancer Service", func() {
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_, err := e2e.DeployWorkload("loadbalancer.yaml", kubeConfigFile, *hardened)
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Expect(err).NotTo(HaveOccurred(), "Loadbalancer manifest not deployed")
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for _, nodeName := range serverNodeNames {
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ip, _ := e2e.FetchNodeExternalIP(nodeName)
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cmd := "kubectl get service nginx-loadbalancer-svc --kubeconfig=" + kubeConfigFile + " --output jsonpath=\"{.spec.ports[0].port}\""
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port, err := e2e.RunCommand(cmd)
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Expect(err).NotTo(HaveOccurred())
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cmd = "kubectl get pods -o=name -l k8s-app=nginx-app-loadbalancer --field-selector=status.phase=Running --kubeconfig=" + kubeConfigFile
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Eventually(func() (string, error) {
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return e2e.RunCommand(cmd)
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}, "240s", "5s").Should(ContainSubstring("test-loadbalancer"))
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cmd = "curl -L --insecure http://" + ip + ":" + port + "/name.html"
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Eventually(func() (string, error) {
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return e2e.RunCommand(cmd)
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}, "240s", "5s").Should(ContainSubstring("test-loadbalancer"), "failed cmd: "+cmd)
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}
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})
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It("Verifies Ingress", func() {
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_, err := e2e.DeployWorkload("ingress.yaml", kubeConfigFile, *hardened)
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Expect(err).NotTo(HaveOccurred(), "Ingress manifest not deployed")
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for _, nodeName := range serverNodeNames {
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ip, _ := e2e.FetchNodeExternalIP(nodeName)
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cmd := "curl --header host:foo1.bar.com" + " http://" + ip + "/name.html"
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Eventually(func() (string, error) {
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return e2e.RunCommand(cmd)
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}, "240s", "5s").Should(ContainSubstring("test-ingress"), "failed cmd: "+cmd)
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}
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})
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It("Verifies Daemonset", func() {
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_, err := e2e.DeployWorkload("daemonset.yaml", kubeConfigFile, *hardened)
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Expect(err).NotTo(HaveOccurred(), "Daemonset manifest not deployed")
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nodes, _ := e2e.ParseNodes(kubeConfigFile, false) //nodes :=
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Eventually(func(g Gomega) {
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pods, _ := e2e.ParsePods(kubeConfigFile, false)
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count := e2e.CountOfStringInSlice("test-daemonset", pods)
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fmt.Println("POD COUNT")
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fmt.Println(count)
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fmt.Println("NODE COUNT")
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fmt.Println(len(nodes))
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g.Expect(len(nodes)).Should((Equal(count)), "Daemonset pod count does not match node count")
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}, "240s", "10s").Should(Succeed())
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})
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It("Verifies dns access", func() {
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_, err := e2e.DeployWorkload("dnsutils.yaml", kubeConfigFile, *hardened)
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Expect(err).NotTo(HaveOccurred(), "dnsutils manifest not deployed")
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Eventually(func() (string, error) {
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cmd := "kubectl get pods dnsutils --kubeconfig=" + kubeConfigFile
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return e2e.RunCommand(cmd)
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}, "420s", "2s").Should(ContainSubstring("dnsutils"))
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cmd := "kubectl --kubeconfig=" + kubeConfigFile + " exec -i -t dnsutils -- nslookup kubernetes.default"
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Eventually(func() (string, error) {
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return e2e.RunCommand(cmd)
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}, "420s", "2s").Should(ContainSubstring("kubernetes.default.svc.cluster.local"))
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})
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It("Verifies Local Path Provisioner storage ", func() {
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_, err := e2e.DeployWorkload("local-path-provisioner.yaml", kubeConfigFile, *hardened)
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Expect(err).NotTo(HaveOccurred(), "local-path-provisioner manifest not deployed")
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Eventually(func(g Gomega) {
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cmd := "kubectl get pvc local-path-pvc --kubeconfig=" + kubeConfigFile
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res, err := e2e.RunCommand(cmd)
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g.Expect(err).NotTo(HaveOccurred())
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fmt.Println(res)
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g.Expect(res).Should(ContainSubstring("local-path-pvc"))
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g.Expect(res).Should(ContainSubstring("Bound"))
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}, "240s", "2s").Should(Succeed())
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Eventually(func(g Gomega) {
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cmd := "kubectl get pod volume-test --kubeconfig=" + kubeConfigFile
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res, err := e2e.RunCommand(cmd)
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g.Expect(err).NotTo(HaveOccurred())
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fmt.Println(res)
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g.Expect(res).Should(ContainSubstring("volume-test"))
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g.Expect(res).Should(ContainSubstring("Running"))
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}, "420s", "2s").Should(Succeed())
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cmd := "kubectl --kubeconfig=" + kubeConfigFile + " exec volume-test -- sh -c 'echo local-path-test > /data/test'"
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_, err = e2e.RunCommand(cmd)
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Expect(err).NotTo(HaveOccurred())
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fmt.Println("Data stored in pvc: local-path-test")
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cmd = "kubectl delete pod volume-test --kubeconfig=" + kubeConfigFile
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res, err := e2e.RunCommand(cmd)
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Expect(err).NotTo(HaveOccurred())
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fmt.Println(res)
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_, err = e2e.DeployWorkload("local-path-provisioner.yaml", kubeConfigFile, *hardened)
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Expect(err).NotTo(HaveOccurred(), "local-path-provisioner manifest not deployed")
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Eventually(func() (string, error) {
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cmd := "kubectl get pods -o=name -l app=local-path-provisioner --field-selector=status.phase=Running -n kube-system --kubeconfig=" + kubeConfigFile
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return e2e.RunCommand(cmd)
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}, "420s", "2s").Should(ContainSubstring("local-path-provisioner"))
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Eventually(func(g Gomega) {
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cmd := "kubectl get pod volume-test --kubeconfig=" + kubeConfigFile
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res, err := e2e.RunCommand(cmd)
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g.Expect(err).NotTo(HaveOccurred())
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fmt.Println(res)
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g.Expect(res).Should(ContainSubstring("volume-test"))
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g.Expect(res).Should(ContainSubstring("Running"))
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}, "420s", "2s").Should(Succeed())
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// Check data after re-creation
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Eventually(func() (string, error) {
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cmd := "kubectl exec volume-test --kubeconfig=" + kubeConfigFile + " -- cat /data/test"
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return e2e.RunCommand(cmd)
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}, "180s", "2s").Should(ContainSubstring("local-path-test"))
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})
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It("Upgrades with no issues", func() {
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var err error
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Expect(e2e.UpgradeCluster(append(serverNodeNames, agentNodeNames...), *local)).To(Succeed())
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Expect(e2e.RestartCluster(append(serverNodeNames, agentNodeNames...))).To(Succeed())
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fmt.Println("CLUSTER UPGRADED")
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kubeConfigFile, err = e2e.GenKubeConfigFile(serverNodeNames[0])
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Expect(err).NotTo(HaveOccurred())
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})
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It("After upgrade Checks Node and Pod Status", func() {
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fmt.Printf("\nFetching node status\n")
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Eventually(func(g Gomega) {
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nodes, err := e2e.ParseNodes(kubeConfigFile, false)
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g.Expect(err).NotTo(HaveOccurred())
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for _, node := range nodes {
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g.Expect(node.Status).Should(Equal("Ready"))
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}
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}, "420s", "5s").Should(Succeed())
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e2e.ParseNodes(kubeConfigFile, true)
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fmt.Printf("\nFetching Pods status\n")
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Eventually(func(g Gomega) {
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pods, err := e2e.ParsePods(kubeConfigFile, false)
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g.Expect(err).NotTo(HaveOccurred())
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for _, pod := range pods {
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if strings.Contains(pod.Name, "helm-install") {
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g.Expect(pod.Status).Should(Equal("Completed"))
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} else {
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g.Expect(pod.Status).Should(Equal("Running"))
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}
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}
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}, "420s", "5s").Should(Succeed())
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e2e.ParsePods(kubeConfigFile, true)
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})
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It("After upgrade verifies ClusterIP Service", func() {
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Eventually(func() (string, error) {
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cmd := "kubectl get pods -o=name -l k8s-app=nginx-app-clusterip --field-selector=status.phase=Running --kubeconfig=" + kubeConfigFile
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return e2e.RunCommand(cmd)
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}, "420s", "5s").Should(ContainSubstring("test-clusterip"))
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clusterip, _ := e2e.FetchClusterIP(kubeConfigFile, "nginx-clusterip-svc", false)
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cmd := "curl -L --insecure http://" + clusterip + "/name.html"
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fmt.Println(cmd)
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for _, nodeName := range serverNodeNames {
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Eventually(func() (string, error) {
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return e2e.RunCmdOnNode(cmd, nodeName)
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}, "120s", "10s").Should(ContainSubstring("test-clusterip"), "failed cmd: "+cmd)
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}
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})
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It("After upgrade verifies NodePort Service", func() {
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for _, nodeName := range serverNodeNames {
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nodeExternalIP, _ := e2e.FetchNodeExternalIP(nodeName)
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cmd := "kubectl get service nginx-nodeport-svc --kubeconfig=" + kubeConfigFile + " --output jsonpath=\"{.spec.ports[0].nodePort}\""
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nodeport, err := e2e.RunCommand(cmd)
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Expect(err).NotTo(HaveOccurred())
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Eventually(func() (string, error) {
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cmd := "kubectl get pods -o=name -l k8s-app=nginx-app-nodeport --field-selector=status.phase=Running --kubeconfig=" + kubeConfigFile
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return e2e.RunCommand(cmd)
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}, "240s", "5s").Should(ContainSubstring("test-nodeport"), "nodeport pod was not created")
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cmd = "curl -L --insecure http://" + nodeExternalIP + ":" + nodeport + "/name.html"
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fmt.Println(cmd)
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Eventually(func() (string, error) {
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return e2e.RunCommand(cmd)
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}, "240s", "5s").Should(ContainSubstring("test-nodeport"))
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}
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})
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It("After upgrade verifies LoadBalancer Service", func() {
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for _, nodeName := range serverNodeNames {
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ip, _ := e2e.FetchNodeExternalIP(nodeName)
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cmd := "kubectl get service nginx-loadbalancer-svc --kubeconfig=" + kubeConfigFile + " --output jsonpath=\"{.spec.ports[0].port}\""
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port, err := e2e.RunCommand(cmd)
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Expect(err).NotTo(HaveOccurred())
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Eventually(func() (string, error) {
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cmd := "curl -L --insecure http://" + ip + ":" + port + "/name.html"
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return e2e.RunCommand(cmd)
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}, "240s", "5s").Should(ContainSubstring("test-loadbalancer"))
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Eventually(func() (string, error) {
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cmd := "kubectl get pods -o=name -l k8s-app=nginx-app-loadbalancer --field-selector=status.phase=Running --kubeconfig=" + kubeConfigFile
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return e2e.RunCommand(cmd)
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}, "240s", "5s").Should(ContainSubstring("test-loadbalancer"))
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}
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})
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It("After upgrade verifies Ingress", func() {
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for _, nodeName := range serverNodeNames {
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ip, _ := e2e.FetchNodeExternalIP(nodeName)
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cmd := "curl --header host:foo1.bar.com" + " http://" + ip + "/name.html"
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fmt.Println(cmd)
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Eventually(func() (string, error) {
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return e2e.RunCommand(cmd)
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}, "420s", "5s").Should(ContainSubstring("test-ingress"))
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}
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})
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It("After upgrade verifies Daemonset", func() {
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nodes, _ := e2e.ParseNodes(kubeConfigFile, false) //nodes :=
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Eventually(func(g Gomega) {
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pods, _ := e2e.ParsePods(kubeConfigFile, false)
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count := e2e.CountOfStringInSlice("test-daemonset", pods)
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fmt.Println("POD COUNT")
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fmt.Println(count)
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fmt.Println("NODE COUNT")
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fmt.Println(len(nodes))
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g.Expect(len(nodes)).Should(Equal(count), "Daemonset pod count does not match node count")
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}, "420s", "1s").Should(Succeed())
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})
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It("After upgrade verifies dns access", func() {
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Eventually(func() (string, error) {
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cmd := "kubectl --kubeconfig=" + kubeConfigFile + " exec -i -t dnsutils -- nslookup kubernetes.default"
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return e2e.RunCommand(cmd)
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}, "180s", "2s").Should((ContainSubstring("kubernetes.default.svc.cluster.local")))
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})
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It("After upgrade verify Local Path Provisioner storage ", func() {
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Eventually(func() (string, error) {
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cmd := "kubectl exec volume-test --kubeconfig=" + kubeConfigFile + " -- cat /data/test"
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return e2e.RunCommand(cmd)
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}, "180s", "2s").Should(ContainSubstring("local-path-test"))
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})
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})
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})
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var failed bool
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var _ = AfterEach(func() {
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failed = failed || CurrentSpecReport().Failed()
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})
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var _ = AfterSuite(func() {
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if os.Getenv("E2E_GOCOVER") != "" {
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Expect(e2e.GetCoverageReport(append(serverNodeNames, agentNodeNames...))).To(Succeed())
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}
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if failed && !*ci {
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fmt.Println("FAILED!")
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} else {
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Expect(e2e.DestroyCluster()).To(Succeed())
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Expect(os.Remove(kubeConfigFile)).To(Succeed())
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}
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})
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