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https://github.com/k3s-io/k3s.git
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6c394abb32
* test: add make commands and dependencies Signed-off-by: Francisco <francisco.moral@suse.com> * fix: fix issue on logic for using external dbs and dependencies Signed-off-by: Francisco <francisco.moral@suse.com> --------- Signed-off-by: Francisco <francisco.moral@suse.com>
345 lines
11 KiB
Go
345 lines
11 KiB
Go
package createcluster
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import (
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"flag"
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"fmt"
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"strings"
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"testing"
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tf "github.com/k3s-io/k3s/tests/terraform"
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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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var (
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arch = flag.String("arch", "amd64", "a string")
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destroy = flag.Bool("destroy", false, "a bool")
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failed = false
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)
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func Test_TFClusterCreateValidation(t *testing.T) {
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RegisterFailHandler(Fail)
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flag.Parse()
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RunSpecs(t, "Create Cluster Test Suite")
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}
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var _ = Describe("Test:", func() {
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Context("Build Cluster:", func() {
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It("Starts up with no issues", func() {
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status, err := BuildCluster(&testing.T{}, false)
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Expect(err).NotTo(HaveOccurred())
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Expect(status).To(Equal("cluster created"))
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defer GinkgoRecover()
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if strings.Contains(ClusterType, "etcd") {
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fmt.Println("Backend:", ClusterType)
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} else {
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fmt.Println("Backend:", ExternalDb)
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}
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if ExternalDb != "" && ClusterType == "" {
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for i := 0; i > len(MasterIPs); i++ {
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cmd := "grep \"datastore-endpoint\" /etc/systemd/system/k3s.service"
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res, err := tf.RunCmdOnNode(cmd, string(MasterIPs[0]), AwsUser, AccessKey)
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Expect(err).NotTo(HaveOccurred())
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Expect(res).Should(ContainSubstring(RenderedTemplate))
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}
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}
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tf.PrintFileContents(KubeConfigFile)
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Expect(KubeConfigFile).ShouldNot(BeEmpty())
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Expect(MasterIPs).ShouldNot(BeEmpty())
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fmt.Println("Server Node IPS:", MasterIPs)
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fmt.Println("Agent Node IPS:", WorkerIPs)
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if NumWorkers > 0 {
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Expect(WorkerIPs).ShouldNot(BeEmpty())
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} else {
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Expect(WorkerIPs).Should(BeEmpty())
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}
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})
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It("Checks Node and Pod Status", func() {
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defer func() {
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_, err := tf.ParseNodes(KubeConfigFile, true)
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if err != nil {
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fmt.Println("Error retrieving nodes: ", err)
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}
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_, err = tf.ParsePods(KubeConfigFile, true)
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if err != nil {
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fmt.Println("Error retrieving pods: ", err)
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}
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}()
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expectedNodeCount := NumServers + NumWorkers
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fmt.Printf("\nFetching node status\n")
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Eventually(func(g Gomega) {
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nodes, err := tf.ParseNodes(KubeConfigFile, false)
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Expect(err).NotTo(HaveOccurred())
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Expect(len(nodes)).To(Equal(expectedNodeCount),
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"Number of nodes should match the spec")
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for _, node := range nodes {
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g.Expect(node.Status).Should(Equal("Ready"),
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"Nodes should all be in Ready state")
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}
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}, "600s", "5s").Should(Succeed())
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fmt.Printf("\nFetching pod status\n")
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Eventually(func(g Gomega) {
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pods, err := tf.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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g.Expect(pod.Restarts).Should(Equal("0"), pod.Name)
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}
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}
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}, "600s", "5s").Should(Succeed())
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})
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It("Verifies ClusterIP Service", func() {
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_, err := tf.DeployWorkload("clusterip.yaml", KubeConfigFile, *arch)
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Expect(err).NotTo(HaveOccurred(), "Cluster IP manifest not deployed")
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Eventually(func(g Gomega) {
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cmd := "kubectl get pods -o=name -l k8s-app=nginx-app-clusterip" +
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" --field-selector=status.phase=Running --kubeconfig=" + KubeConfigFile
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res, err := tf.RunCommand(cmd)
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g.Expect(err).NotTo(HaveOccurred())
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g.Expect(res).Should(ContainSubstring("test-clusterip"))
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}, "420s", "5s").Should(Succeed())
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clusterip, _ := tf.FetchClusterIP(KubeConfigFile, "nginx-clusterip-svc")
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cmd := "curl -sL --insecure http://" + clusterip + "/name.html"
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nodeExternalIP := tf.FetchNodeExternalIP(KubeConfigFile)
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for _, ip := range nodeExternalIP {
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Eventually(func(g Gomega) {
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res, err := tf.RunCmdOnNode(cmd, ip, AwsUser, AccessKey)
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g.Expect(err).NotTo(HaveOccurred())
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g.Expect(res).Should(ContainSubstring("test-clusterip"))
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}, "420s", "10s").Should(Succeed())
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}
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})
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It("Verifies NodePort Service", func() {
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_, err := tf.DeployWorkload("nodeport.yaml", KubeConfigFile, *arch)
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Expect(err).NotTo(HaveOccurred(), "NodePort manifest not deployed")
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nodeExternalIP := tf.FetchNodeExternalIP(KubeConfigFile)
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cmd := "kubectl get service nginx-nodeport-svc --kubeconfig=" + KubeConfigFile +
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" --output jsonpath=\"{.spec.ports[0].nodePort}\""
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nodeport, err := tf.RunCommand(cmd)
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Expect(err).NotTo(HaveOccurred())
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for _, ip := range nodeExternalIP {
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Eventually(func(g Gomega) {
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cmd := "kubectl get pods -o=name -l k8s-app=nginx-app-nodeport " +
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"--field-selector=status.phase=Running --kubeconfig=" + KubeConfigFile
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res, err := tf.RunCommand(cmd)
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g.Expect(err).NotTo(HaveOccurred())
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g.Expect(res).Should(ContainSubstring("test-nodeport"))
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}, "240s", "5s").Should(Succeed())
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cmd = "curl -sL --insecure http://" + ip + ":" + nodeport + "/name.html"
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Eventually(func(g Gomega) {
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res, err := tf.RunCommand(cmd)
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g.Expect(err).NotTo(HaveOccurred())
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g.Expect(res).Should(ContainSubstring("test-nodeport"))
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}, "240s", "5s").Should(Succeed())
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}
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})
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It("Verifies LoadBalancer Service", func() {
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_, err := tf.DeployWorkload("loadbalancer.yaml", KubeConfigFile, *arch)
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Expect(err).NotTo(HaveOccurred(), "Loadbalancer manifest not deployed")
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nodeExternalIP := tf.FetchNodeExternalIP(KubeConfigFile)
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cmd := "kubectl get service nginx-loadbalancer-svc --kubeconfig=" + KubeConfigFile +
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" --output jsonpath=\"{.spec.ports[0].port}\""
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port, err := tf.RunCommand(cmd)
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Expect(err).NotTo(HaveOccurred())
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for _, ip := range nodeExternalIP {
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Eventually(func(g Gomega) {
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cmd := "kubectl get pods -o=name -l k8s-app=nginx-app-loadbalancer" +
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" --field-selector=status.phase=Running --kubeconfig=" + KubeConfigFile
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res, err := tf.RunCommand(cmd)
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g.Expect(err).NotTo(HaveOccurred())
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g.Expect(res).Should(ContainSubstring("test-loadbalancer"))
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}, "240s", "5s").Should(Succeed())
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Eventually(func(g Gomega) {
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cmd = "curl -sL --insecure http://" + ip + ":" + port + "/name.html"
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res, err := tf.RunCommand(cmd)
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g.Expect(err).NotTo(HaveOccurred())
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g.Expect(res).Should(ContainSubstring("test-loadbalancer"))
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}, "240s", "5s").Should(Succeed())
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}
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})
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It("Verifies Ingress", func() {
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_, err := tf.DeployWorkload("ingress.yaml", KubeConfigFile, *arch)
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Expect(err).NotTo(HaveOccurred(), "Ingress manifest not deployed")
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Eventually(func(g Gomega) {
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cmd := "kubectl get pods -o=name -l k8s-app=nginx-app-ingress " +
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"--field-selector=status.phase=Running --kubeconfig=" + KubeConfigFile
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res, err := tf.RunCommand(cmd)
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g.Expect(err).NotTo(HaveOccurred())
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g.Expect(res).Should(ContainSubstring("test-ingress"))
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}, "240s", "5s").Should(Succeed())
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ingressIps, err := tf.FetchIngressIP(KubeConfigFile)
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Expect(err).NotTo(HaveOccurred(), "Ingress ip is not returned")
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for _, ip := range ingressIps {
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cmd := "curl -s --header host:foo1.bar.com" + " http://" + ip + "/name.html"
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Eventually(func(g Gomega) {
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res, err := tf.RunCommand(cmd)
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g.Expect(err).NotTo(HaveOccurred())
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g.Expect(res).Should(ContainSubstring("test-ingress"))
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}, "240s", "5s").Should(Succeed())
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}
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})
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It("Verifies Daemonset", func() {
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_, err := tf.DeployWorkload("daemonset.yaml", KubeConfigFile, *arch)
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Expect(err).NotTo(HaveOccurred(), "Daemonset manifest not deployed")
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nodes, _ := tf.ParseNodes(KubeConfigFile, false)
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pods, _ := tf.ParsePods(KubeConfigFile, false)
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Eventually(func(g Gomega) {
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count := tf.CountOfStringInSlice("test-daemonset", pods)
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g.Expect(len(nodes)).Should(Equal(count),
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"Daemonset pod count does not match node count")
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}, "420s", "10s").Should(Succeed())
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})
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It("Verifies Local Path Provisioner storage ", func() {
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_, err := tf.DeployWorkload("local-path-provisioner.yaml", KubeConfigFile, *arch)
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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 := tf.RunCommand(cmd)
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g.Expect(err).NotTo(HaveOccurred())
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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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}, "420s", "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 := tf.RunCommand(cmd)
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Expect(err).NotTo(HaveOccurred())
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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 +
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" exec volume-test -- sh -c 'echo local-path-test > /data/test'"
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_, err = tf.RunCommand(cmd)
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Expect(err).NotTo(HaveOccurred())
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cmd = "kubectl delete pod volume-test --kubeconfig=" + KubeConfigFile
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_, err = tf.RunCommand(cmd)
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Expect(err).NotTo(HaveOccurred())
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_, err = tf.DeployWorkload("local-path-provisioner.yaml",
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KubeConfigFile, *arch)
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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 pods -o=name -l app=local-path-provisioner" +
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" --field-selector=status.phase=Running -n kube-system --kubeconfig=" + KubeConfigFile
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res, err := tf.RunCommand(cmd)
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Expect(err).NotTo(HaveOccurred())
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g.Expect(res).Should(ContainSubstring("pod/local-path-provisioner"))
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}, "420s", "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 := tf.RunCommand(cmd)
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g.Expect(err).NotTo(HaveOccurred())
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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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Eventually(func(g Gomega) {
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cmd := "kubectl exec volume-test --kubeconfig=" + KubeConfigFile + " -- cat /data/test"
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res, err := tf.RunCommand(cmd)
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g.Expect(err).NotTo(HaveOccurred())
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g.Expect(res).Should(ContainSubstring("local-path-test"))
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}, "180s", "2s").Should(Succeed())
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})
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It("Verifies dns access", func() {
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_, err := tf.DeployWorkload("dnsutils.yaml", KubeConfigFile, *arch)
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Expect(err).NotTo(HaveOccurred(), "dnsutils manifest not deployed")
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Eventually(func(g Gomega) {
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cmd := "kubectl get pods dnsutils --kubeconfig=" + KubeConfigFile
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res, _ := tf.RunCommand(cmd)
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g.Expect(res).Should(ContainSubstring("dnsutils"))
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g.Expect(res).Should(ContainSubstring("Running"))
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}, "420s", "2s").Should(Succeed())
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Eventually(func(g Gomega) {
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cmd := "kubectl --kubeconfig=" + KubeConfigFile +
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" exec -t dnsutils -- nslookup kubernetes.default"
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res, _ := tf.RunCommand(cmd)
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g.Expect(res).Should(ContainSubstring("kubernetes.default.svc.cluster.local"))
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}, "420s", "2s").Should(Succeed())
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})
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})
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})
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var _ = AfterEach(func() {
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if CurrentSpecReport().Failed() {
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fmt.Printf("\nFAILED! %s\n", CurrentSpecReport().FullText())
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} else {
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fmt.Printf("\nPASSED! %s\n", CurrentSpecReport().FullText())
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}
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})
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var _ = BeforeEach(func() {
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failed = failed || CurrentSpecReport().Failed()
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if *destroy {
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Skip("Cluster is being Deleted")
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}
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})
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var _ = AfterSuite(func() {
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if *destroy {
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status, err := BuildCluster(&testing.T{}, *destroy)
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Expect(err).NotTo(HaveOccurred())
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Expect(status).To(Equal("cluster destroyed"))
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}
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})
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