mirror of
https://github.com/k3s-io/k3s.git
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282 lines
8.6 KiB
Go
282 lines
8.6 KiB
Go
package multiclustercidr
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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: generic/ubuntu2004, 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", 1, "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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func Test_E2EMultiClusterCIDR(t *testing.T) {
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flag.Parse()
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RegisterFailHandler(Fail)
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suiteConfig, reporterConfig := GinkgoConfiguration()
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RunSpecs(t, "MultiClusterCIDR 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 MultiClusterCIDR Configuration", Ordered, func() {
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It("Starts up IPv4 setup with no issues", func() {
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var err error
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os.Setenv("E2E_IP_FAMILY", "ipv4")
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defer os.Unsetenv("E2E_IP_FAMILY")
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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 Status", func() {
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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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_, err := e2e.ParseNodes(kubeConfigFile, true)
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Expect(err).NotTo(HaveOccurred())
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})
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It("Checks Pod Status", func() {
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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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}, "420s", "5s").Should(Succeed())
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_, err := e2e.ParsePods(kubeConfigFile, true)
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Expect(err).NotTo(HaveOccurred())
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})
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It("Verifies that each node has IPv4", func() {
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nodeIPs, err := e2e.GetNodeIPs(kubeConfigFile)
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Expect(err).NotTo(HaveOccurred())
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for _, node := range nodeIPs {
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Expect(node.IPv4).Should(ContainSubstring("10.10.10"))
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}
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})
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It("Verifies that each pod has IPv4", func() {
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podIPs, err := e2e.GetPodIPs(kubeConfigFile)
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Expect(err).NotTo(HaveOccurred())
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for _, pod := range podIPs {
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Expect(pod.IPv4).Should(Or(ContainSubstring("10.10.10"), ContainSubstring("10.42.")), pod.Name)
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}
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})
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It("Add new CIDR", func() {
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_, err := e2e.DeployWorkload("cluster-cidr.yaml", kubeConfigFile, *hardened)
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Expect(err).NotTo(HaveOccurred())
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Eventually(func() (string, error) {
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cmd := "kubectl get clustercidr new-cidr --kubeconfig=" + kubeConfigFile
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return e2e.RunCommand(cmd)
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}, "120s", "5s").Should(ContainSubstring("10.248.0.0"))
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})
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It("Restart agent-0", func() {
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agents := []string{"agent-0"}
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err := e2e.RestartClusterAgent(agents)
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Expect(err).NotTo(HaveOccurred(), e2e.GetVagrantLog(err))
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})
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It("Checks Node Status", func() {
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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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_, err := e2e.ParseNodes(kubeConfigFile, true)
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Expect(err).NotTo(HaveOccurred())
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})
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It("Checks Pod Status", func() {
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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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}, "420s", "5s").Should(Succeed())
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_, err := e2e.ParsePods(kubeConfigFile, true)
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Expect(err).NotTo(HaveOccurred())
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})
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It("Verifies that each pod of agent-0 has IPv4 from the new CIDR", func() {
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pods, err := e2e.ParsePods(kubeConfigFile, false)
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Expect(err).NotTo(HaveOccurred())
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for _, pod := range pods {
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if pod.Node == "agent-0" {
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Expect(pod.NodeIP).Should(Or(ContainSubstring("10.10.10"), ContainSubstring("10.248.")), pod.Name)
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}
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}
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})
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It("Destroy Cluster", func() {
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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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It("Starts up IPv6 setup with no issues", func() {
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var err error
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os.Setenv("E2E_IP_FAMILY", "ipv6")
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defer os.Unsetenv("E2E_IP_FAMILY")
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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 Status", func() {
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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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_, err := e2e.ParseNodes(kubeConfigFile, true)
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Expect(err).NotTo(HaveOccurred())
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})
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It("Checks Pod Status", func() {
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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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}, "420s", "5s").Should(Succeed())
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_, err := e2e.ParsePods(kubeConfigFile, true)
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Expect(err).NotTo(HaveOccurred())
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})
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It("Verifies that each node has IPv6", func() {
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nodeIPs, err := e2e.GetNodeIPs(kubeConfigFile)
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Expect(err).NotTo(HaveOccurred())
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for _, node := range nodeIPs {
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Expect(node.IPv6).Should(ContainSubstring("fd11:decf:c0ff"))
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}
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})
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It("Verifies that each pod has IPv6", func() {
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podIPs, err := e2e.GetPodIPs(kubeConfigFile)
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Expect(err).NotTo(HaveOccurred())
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for _, pod := range podIPs {
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Expect(pod.IPv6).Should(Or(ContainSubstring("fd11:decf:c0ff"), ContainSubstring("2001:cafe:42")), pod.Name)
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}
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})
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It("Add new CIDR", func() {
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_, err := e2e.DeployWorkload("cluster-cidr-ipv6.yaml", kubeConfigFile, *hardened)
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Expect(err).NotTo(HaveOccurred())
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Eventually(func() (string, error) {
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cmd := "kubectl get clustercidr new-cidr --kubeconfig=" + kubeConfigFile
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return e2e.RunCommand(cmd)
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}, "120s", "5s").Should(ContainSubstring("2001:cafe:248"))
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})
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It("Delete and restart agent-0", func() {
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agents := []string{"agent-0"}
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err := e2e.RestartClusterAgent(agents)
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Expect(err).NotTo(HaveOccurred(), e2e.GetVagrantLog(err))
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})
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It("Checks Node Status", func() {
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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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_, err := e2e.ParseNodes(kubeConfigFile, true)
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Expect(err).NotTo(HaveOccurred())
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})
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It("Checks Pod Status", func() {
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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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}, "420s", "5s").Should(Succeed())
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_, err := e2e.ParsePods(kubeConfigFile, true)
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Expect(err).NotTo(HaveOccurred())
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})
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It("Verifies that each pod of agent-0 has IPv6 from the new CIDR", func() {
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pods, err := e2e.ParsePods(kubeConfigFile, false)
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Expect(err).NotTo(HaveOccurred())
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for _, pod := range pods {
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if pod.Node == "agent-0" {
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Expect(pod.NodeIP).Should(Or(ContainSubstring("fd11:decf:c0ff"), ContainSubstring("2001:cafe:248")), pod.Name)
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}
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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 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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