mirror of
https://github.com/k3s-io/k3s.git
synced 2024-06-07 19:41:36 +00:00
332 lines
13 KiB
Go
332 lines
13 KiB
Go
package validatecluster
|
|
|
|
import (
|
|
"flag"
|
|
"fmt"
|
|
"os"
|
|
"strings"
|
|
"testing"
|
|
|
|
"github.com/k3s-io/k3s/tests/e2e"
|
|
. "github.com/onsi/ginkgo/v2"
|
|
. "github.com/onsi/gomega"
|
|
)
|
|
|
|
// Valid nodeOS:
|
|
// generic/ubuntu2004, generic/centos7, generic/rocky8,
|
|
// opensuse/Leap-15.3.x86_64
|
|
var nodeOS = flag.String("nodeOS", "generic/ubuntu2004", "VM operating system")
|
|
var serverCount = flag.Int("serverCount", 3, "number of server nodes")
|
|
var agentCount = flag.Int("agentCount", 2, "number of agent nodes")
|
|
var hardened = flag.Bool("hardened", false, "true or false")
|
|
var ci = flag.Bool("ci", false, "running on CI")
|
|
var local = flag.Bool("local", false, "deploy a locally built K3s binary")
|
|
|
|
// Environment Variables Info:
|
|
// E2E_EXTERNAL_DB: mysql, postgres, etcd (default: etcd)
|
|
// E2E_RELEASE_VERSION=v1.23.1+k3s2 (default: latest commit from master)
|
|
// E2E_REGISTRY: true/false (default: false)
|
|
|
|
func Test_E2EClusterValidation(t *testing.T) {
|
|
RegisterFailHandler(Fail)
|
|
flag.Parse()
|
|
suiteConfig, reporterConfig := GinkgoConfiguration()
|
|
RunSpecs(t, "Create Cluster Test Suite", suiteConfig, reporterConfig)
|
|
}
|
|
|
|
var (
|
|
kubeConfigFile string
|
|
serverNodeNames []string
|
|
agentNodeNames []string
|
|
)
|
|
|
|
var _ = ReportAfterEach(e2e.GenReport)
|
|
|
|
var _ = Describe("Verify Create", Ordered, func() {
|
|
Context("Cluster :", func() {
|
|
It("Starts up with no issues", func() {
|
|
var err error
|
|
if *local {
|
|
serverNodeNames, agentNodeNames, err = e2e.CreateLocalCluster(*nodeOS, *serverCount, *agentCount)
|
|
} else {
|
|
serverNodeNames, agentNodeNames, err = e2e.CreateCluster(*nodeOS, *serverCount, *agentCount)
|
|
}
|
|
Expect(err).NotTo(HaveOccurred(), e2e.GetVagrantLog(err))
|
|
fmt.Println("CLUSTER CONFIG")
|
|
fmt.Println("OS:", *nodeOS)
|
|
fmt.Println("Server Nodes:", serverNodeNames)
|
|
fmt.Println("Agent Nodes:", agentNodeNames)
|
|
kubeConfigFile, err = e2e.GenKubeConfigFile(serverNodeNames[0])
|
|
Expect(err).NotTo(HaveOccurred())
|
|
})
|
|
|
|
It("Checks Node and Pod Status", func() {
|
|
fmt.Printf("\nFetching node status\n")
|
|
Eventually(func(g Gomega) {
|
|
nodes, err := e2e.ParseNodes(kubeConfigFile, false)
|
|
g.Expect(err).NotTo(HaveOccurred())
|
|
for _, node := range nodes {
|
|
g.Expect(node.Status).Should(Equal("Ready"))
|
|
}
|
|
}, "620s", "5s").Should(Succeed())
|
|
_, _ = e2e.ParseNodes(kubeConfigFile, true)
|
|
|
|
fmt.Printf("\nFetching Pods status\n")
|
|
Eventually(func(g Gomega) {
|
|
pods, err := e2e.ParsePods(kubeConfigFile, false)
|
|
g.Expect(err).NotTo(HaveOccurred())
|
|
for _, pod := range pods {
|
|
if strings.Contains(pod.Name, "helm-install") {
|
|
g.Expect(pod.Status).Should(Equal("Completed"), pod.Name)
|
|
} else {
|
|
g.Expect(pod.Status).Should(Equal("Running"), pod.Name)
|
|
}
|
|
}
|
|
}, "620s", "5s").Should(Succeed())
|
|
_, _ = e2e.ParsePods(kubeConfigFile, true)
|
|
})
|
|
|
|
It("Verifies ClusterIP Service", func() {
|
|
res, err := e2e.DeployWorkload("clusterip.yaml", kubeConfigFile, *hardened)
|
|
Expect(err).NotTo(HaveOccurred(), "Cluster IP manifest not deployed: "+res)
|
|
|
|
Eventually(func(g Gomega) {
|
|
cmd := "kubectl get pods -o=name -l k8s-app=nginx-app-clusterip --field-selector=status.phase=Running --kubeconfig=" + kubeConfigFile
|
|
res, err := e2e.RunCommand(cmd)
|
|
Expect(err).NotTo(HaveOccurred())
|
|
g.Expect(res).Should((ContainSubstring("test-clusterip")), "failed cmd: "+cmd+" result: "+res)
|
|
}, "240s", "5s").Should(Succeed())
|
|
|
|
clusterip, _ := e2e.FetchClusterIP(kubeConfigFile, "nginx-clusterip-svc", false)
|
|
cmd := "curl -L --insecure http://" + clusterip + "/name.html"
|
|
fmt.Println(cmd)
|
|
for _, nodeName := range serverNodeNames {
|
|
Eventually(func(g Gomega) {
|
|
res, err := e2e.RunCmdOnNode(cmd, nodeName)
|
|
g.Expect(err).NotTo(HaveOccurred())
|
|
Expect(res).Should(ContainSubstring("test-clusterip"))
|
|
}, "120s", "10s").Should(Succeed())
|
|
}
|
|
})
|
|
|
|
It("Verifies NodePort Service", func() {
|
|
_, err := e2e.DeployWorkload("nodeport.yaml", kubeConfigFile, *hardened)
|
|
Expect(err).NotTo(HaveOccurred(), "NodePort manifest not deployed")
|
|
|
|
for _, nodeName := range serverNodeNames {
|
|
nodeExternalIP, _ := e2e.FetchNodeExternalIP(nodeName)
|
|
cmd := "kubectl get service nginx-nodeport-svc --kubeconfig=" + kubeConfigFile + " --output jsonpath=\"{.spec.ports[0].nodePort}\""
|
|
nodeport, err := e2e.RunCommand(cmd)
|
|
Expect(err).NotTo(HaveOccurred())
|
|
|
|
Eventually(func(g Gomega) {
|
|
cmd := "kubectl get pods -o=name -l k8s-app=nginx-app-nodeport --field-selector=status.phase=Running --kubeconfig=" + kubeConfigFile
|
|
res, err := e2e.RunCommand(cmd)
|
|
Expect(err).NotTo(HaveOccurred())
|
|
g.Expect(res).Should(ContainSubstring("test-nodeport"), "nodeport pod was not created")
|
|
}, "240s", "5s").Should(Succeed())
|
|
|
|
cmd = "curl -L --insecure http://" + nodeExternalIP + ":" + nodeport + "/name.html"
|
|
fmt.Println(cmd)
|
|
Eventually(func(g Gomega) {
|
|
res, err := e2e.RunCommand(cmd)
|
|
g.Expect(err).NotTo(HaveOccurred(), "failed cmd: "+cmd+" result: "+res)
|
|
g.Expect(res).Should(ContainSubstring("test-nodeport"))
|
|
}, "240s", "5s").Should(Succeed())
|
|
}
|
|
})
|
|
|
|
It("Verifies LoadBalancer Service", func() {
|
|
_, err := e2e.DeployWorkload("loadbalancer.yaml", kubeConfigFile, *hardened)
|
|
Expect(err).NotTo(HaveOccurred(), "Loadbalancer manifest not deployed")
|
|
|
|
for _, nodeName := range serverNodeNames {
|
|
ip, _ := e2e.FetchNodeExternalIP(nodeName)
|
|
|
|
cmd := "kubectl get service nginx-loadbalancer-svc --kubeconfig=" + kubeConfigFile + " --output jsonpath=\"{.spec.ports[0].port}\""
|
|
port, err := e2e.RunCommand(cmd)
|
|
Expect(err).NotTo(HaveOccurred())
|
|
|
|
Eventually(func(g Gomega) {
|
|
cmd := "kubectl get pods -o=name -l k8s-app=nginx-app-loadbalancer --field-selector=status.phase=Running --kubeconfig=" + kubeConfigFile
|
|
res, err := e2e.RunCommand(cmd)
|
|
g.Expect(err).NotTo(HaveOccurred(), "failed cmd: "+cmd+" result: "+res)
|
|
g.Expect(res).Should(ContainSubstring("test-loadbalancer"))
|
|
}, "240s", "5s").Should(Succeed())
|
|
|
|
Eventually(func(g Gomega) {
|
|
cmd = "curl -L --insecure http://" + ip + ":" + port + "/name.html"
|
|
res, err := e2e.RunCommand(cmd)
|
|
g.Expect(err).NotTo(HaveOccurred(), "failed cmd: "+cmd+" result: "+res)
|
|
g.Expect(res).Should(ContainSubstring("test-loadbalancer"))
|
|
}, "240s", "5s").Should(Succeed())
|
|
}
|
|
})
|
|
|
|
It("Verifies Ingress", func() {
|
|
_, err := e2e.DeployWorkload("ingress.yaml", kubeConfigFile, *hardened)
|
|
Expect(err).NotTo(HaveOccurred(), "Ingress manifest not deployed")
|
|
|
|
for _, nodeName := range serverNodeNames {
|
|
ip, _ := e2e.FetchNodeExternalIP(nodeName)
|
|
cmd := "curl --header host:foo1.bar.com" + " http://" + ip + "/name.html"
|
|
fmt.Println(cmd)
|
|
|
|
Eventually(func(g Gomega) {
|
|
res, err := e2e.RunCommand(cmd)
|
|
g.Expect(err).NotTo(HaveOccurred(), "failed cmd: "+cmd+" result: "+res)
|
|
g.Expect(res).Should(ContainSubstring("test-ingress"))
|
|
}, "240s", "5s").Should(Succeed())
|
|
}
|
|
})
|
|
|
|
It("Verifies Daemonset", func() {
|
|
_, err := e2e.DeployWorkload("daemonset.yaml", kubeConfigFile, *hardened)
|
|
Expect(err).NotTo(HaveOccurred(), "Daemonset manifest not deployed")
|
|
|
|
nodes, _ := e2e.ParseNodes(kubeConfigFile, false)
|
|
|
|
Eventually(func(g Gomega) {
|
|
pods, _ := e2e.ParsePods(kubeConfigFile, false)
|
|
count := e2e.CountOfStringInSlice("test-daemonset", pods)
|
|
fmt.Println("POD COUNT")
|
|
fmt.Println(count)
|
|
fmt.Println("NODE COUNT")
|
|
fmt.Println(len(nodes))
|
|
g.Expect(len(nodes)).Should((Equal(count)), "Daemonset pod count does not match node count")
|
|
}, "420s", "10s").Should(Succeed())
|
|
})
|
|
|
|
It("Verifies dns access", func() {
|
|
_, err := e2e.DeployWorkload("dnsutils.yaml", kubeConfigFile, *hardened)
|
|
Expect(err).NotTo(HaveOccurred(), "dnsutils manifest not deployed")
|
|
|
|
Eventually(func(g Gomega) {
|
|
cmd := "kubectl get pods dnsutils --kubeconfig=" + kubeConfigFile
|
|
res, err := e2e.RunCommand(cmd)
|
|
g.Expect(err).NotTo(HaveOccurred(), "failed cmd: "+cmd+" result: "+res)
|
|
g.Expect(res).Should(ContainSubstring("dnsutils"))
|
|
}, "420s", "2s").Should(Succeed())
|
|
|
|
Eventually(func(g Gomega) {
|
|
cmd := "kubectl --kubeconfig=" + kubeConfigFile + " exec -i -t dnsutils -- nslookup kubernetes.default"
|
|
res, err := e2e.RunCommand(cmd)
|
|
g.Expect(err).NotTo(HaveOccurred(), "failed cmd: "+cmd+" result: "+res)
|
|
g.Expect(res).Should(ContainSubstring("kubernetes.default.svc.cluster.local"))
|
|
}, "420s", "2s").Should(Succeed())
|
|
})
|
|
|
|
It("Verifies Restart", func() {
|
|
_, err := e2e.DeployWorkload("daemonset.yaml", kubeConfigFile, *hardened)
|
|
Expect(err).NotTo(HaveOccurred(), "Daemonset manifest not deployed")
|
|
defer e2e.DeleteWorkload("daemonset.yaml", kubeConfigFile)
|
|
nodes, _ := e2e.ParseNodes(kubeConfigFile, false)
|
|
|
|
Eventually(func(g Gomega) {
|
|
pods, _ := e2e.ParsePods(kubeConfigFile, false)
|
|
count := e2e.CountOfStringInSlice("test-daemonset", pods)
|
|
g.Expect(len(nodes)).Should((Equal(count)), "Daemonset pod count does not match node count")
|
|
podsRunning := 0
|
|
for _, pod := range pods {
|
|
if strings.Contains(pod.Name, "test-daemonset") && pod.Status == "Running" && pod.Ready == "1/1" {
|
|
podsRunning++
|
|
}
|
|
}
|
|
g.Expect(len(nodes)).Should((Equal(podsRunning)), "Daemonset running pods count does not match node count")
|
|
}, "620s", "5s").Should(Succeed())
|
|
errRestart := e2e.RestartCluster(serverNodeNames)
|
|
Expect(errRestart).NotTo(HaveOccurred(), "Restart Nodes not happened correctly")
|
|
if len(agentNodeNames) > 0 {
|
|
errRestartAgent := e2e.RestartCluster(agentNodeNames)
|
|
Expect(errRestartAgent).NotTo(HaveOccurred(), "Restart Agent not happened correctly")
|
|
}
|
|
Eventually(func(g Gomega) {
|
|
nodes, err := e2e.ParseNodes(kubeConfigFile, false)
|
|
g.Expect(err).NotTo(HaveOccurred())
|
|
for _, node := range nodes {
|
|
g.Expect(node.Status).Should(Equal("Ready"))
|
|
}
|
|
pods, _ := e2e.ParsePods(kubeConfigFile, false)
|
|
count := e2e.CountOfStringInSlice("test-daemonset", pods)
|
|
g.Expect(len(nodes)).Should((Equal(count)), "Daemonset pod count does not match node count")
|
|
podsRunningAr := 0
|
|
for _, pod := range pods {
|
|
if strings.Contains(pod.Name, "test-daemonset") && pod.Status == "Running" && pod.Ready == "1/1" {
|
|
podsRunningAr++
|
|
}
|
|
}
|
|
g.Expect(len(nodes)).Should((Equal(podsRunningAr)), "Daemonset pods are not running after the restart")
|
|
}, "620s", "5s").Should(Succeed())
|
|
})
|
|
|
|
It("Verifies Local Path Provisioner storage ", func() {
|
|
res, err := e2e.DeployWorkload("local-path-provisioner.yaml", kubeConfigFile, *hardened)
|
|
Expect(err).NotTo(HaveOccurred(), "local-path-provisioner manifest not deployed: "+res)
|
|
|
|
Eventually(func(g Gomega) {
|
|
cmd := "kubectl get pvc local-path-pvc --kubeconfig=" + kubeConfigFile
|
|
res, err := e2e.RunCommand(cmd)
|
|
g.Expect(err).NotTo(HaveOccurred(), "failed cmd: "+cmd+" result: "+res)
|
|
g.Expect(res).Should(ContainSubstring("local-path-pvc"))
|
|
g.Expect(res).Should(ContainSubstring("Bound"))
|
|
}, "420s", "2s").Should(Succeed())
|
|
|
|
Eventually(func(g Gomega) {
|
|
cmd := "kubectl get pod volume-test --kubeconfig=" + kubeConfigFile
|
|
res, err := e2e.RunCommand(cmd)
|
|
g.Expect(err).NotTo(HaveOccurred(), "failed cmd: "+cmd+" result: "+res)
|
|
g.Expect(res).Should(ContainSubstring("volume-test"))
|
|
g.Expect(res).Should(ContainSubstring("Running"))
|
|
}, "420s", "2s").Should(Succeed())
|
|
|
|
cmd := "kubectl --kubeconfig=" + kubeConfigFile + " exec volume-test -- sh -c 'echo local-path-test > /data/test'"
|
|
_, err = e2e.RunCommand(cmd)
|
|
Expect(err).NotTo(HaveOccurred())
|
|
|
|
cmd = "kubectl delete pod volume-test --kubeconfig=" + kubeConfigFile
|
|
res, err = e2e.RunCommand(cmd)
|
|
Expect(err).NotTo(HaveOccurred(), "failed cmd: "+cmd+" result: "+res)
|
|
|
|
_, err = e2e.DeployWorkload("local-path-provisioner.yaml", kubeConfigFile, *hardened)
|
|
Expect(err).NotTo(HaveOccurred(), "local-path-provisioner manifest not deployed")
|
|
|
|
Eventually(func(g Gomega) {
|
|
cmd := "kubectl get pods -o=name -l app=local-path-provisioner --field-selector=status.phase=Running -n kube-system --kubeconfig=" + kubeConfigFile
|
|
res, _ := e2e.RunCommand(cmd)
|
|
g.Expect(res).Should(ContainSubstring("local-path-provisioner"))
|
|
}, "420s", "2s").Should(Succeed())
|
|
|
|
Eventually(func(g Gomega) {
|
|
cmd := "kubectl get pod volume-test --kubeconfig=" + kubeConfigFile
|
|
res, err := e2e.RunCommand(cmd)
|
|
g.Expect(err).NotTo(HaveOccurred(), "failed cmd: "+cmd+" result: "+res)
|
|
|
|
g.Expect(res).Should(ContainSubstring("volume-test"))
|
|
g.Expect(res).Should(ContainSubstring("Running"))
|
|
}, "420s", "2s").Should(Succeed())
|
|
|
|
Eventually(func(g Gomega) {
|
|
cmd := "kubectl exec volume-test --kubeconfig=" + kubeConfigFile + " -- cat /data/test"
|
|
res, err = e2e.RunCommand(cmd)
|
|
g.Expect(err).NotTo(HaveOccurred(), "failed cmd: "+cmd+" result: "+res)
|
|
fmt.Println("Data after re-creation", res)
|
|
g.Expect(res).Should(ContainSubstring("local-path-test"))
|
|
}, "180s", "2s").Should(Succeed())
|
|
})
|
|
})
|
|
})
|
|
|
|
var failed bool
|
|
var _ = AfterEach(func() {
|
|
failed = failed || CurrentSpecReport().Failed()
|
|
})
|
|
|
|
var _ = AfterSuite(func() {
|
|
if failed && !*ci {
|
|
fmt.Println("FAILED!")
|
|
} else {
|
|
Expect(e2e.DestroyCluster()).To(Succeed())
|
|
Expect(os.Remove(kubeConfigFile)).To(Succeed())
|
|
}
|
|
})
|