k3s/tests/e2e/embeddedmirror/embeddedmirror_test.go

157 lines
6.8 KiB
Go

package embeddedmirror
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/ubuntu2204, generic/centos7, generic/rocky8,
// opensuse/Leap-15.3.x86_64
var nodeOS = flag.String("nodeOS", "generic/ubuntu2204", "VM operating system")
var serverCount = flag.Int("serverCount", 1, "number of server nodes")
var agentCount = flag.Int("agentCount", 1, "number of agent nodes")
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_RELEASE_VERSION=v1.23.1+k3s2 (default: latest commit from master)
// E2E_REGISTRY: true/false (default: false)
func Test_E2EPrivateRegistry(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("Should create and validate deployment with embedded registry mirror using image tag", func() {
res, err := e2e.RunCmdOnNode("kubectl create deployment my-webpage-1 --image=docker.io/library/nginx:1.25.3", serverNodeNames[0])
fmt.Println(res)
Expect(err).NotTo(HaveOccurred())
patchCmd := fmt.Sprintf(`kubectl patch deployment my-webpage-1 --patch '{"spec":{"replicas":%d,"revisionHistoryLimit":0,"strategy":{"type":"Recreate", "rollingUpdate": null},"template":{"spec":{"affinity":{"podAntiAffinity":{"requiredDuringSchedulingIgnoredDuringExecution":[{"labelSelector":{"matchExpressions":[{"key":"app","operator":"In","values":["my-webpage-1"]}]},"topologyKey":"kubernetes.io/hostname"}]}}}}}}'`, *serverCount+*agentCount)
res, err = e2e.RunCmdOnNode(patchCmd, serverNodeNames[0])
fmt.Println(res)
Expect(err).NotTo(HaveOccurred())
res, err = e2e.RunCmdOnNode("kubectl rollout status deployment my-webpage-1 --watch=true --timeout=360s", serverNodeNames[0])
fmt.Println(res)
Expect(err).NotTo(HaveOccurred())
})
It("Should create and validate deployment with embedded registry mirror using image digest for existing tag", func() {
res, err := e2e.RunCmdOnNode("kubectl create deployment my-webpage-2 --image=docker.io/library/nginx:sha256:9784f7985f6fba493ba30fb68419f50484fee8faaf677216cb95826f8491d2e9", serverNodeNames[0])
fmt.Println(res)
Expect(err).NotTo(HaveOccurred())
patchCmd := fmt.Sprintf(`kubectl patch deployment my-webpage-2 --patch '{"spec":{"replicas":%d,"revisionHistoryLimit":0,"strategy":{"type":"Recreate", "rollingUpdate": null},"template":{"spec":{"affinity":{"podAntiAffinity":{"requiredDuringSchedulingIgnoredDuringExecution":[{"labelSelector":{"matchExpressions":[{"key":"app","operator":"In","values":["my-webpage-2"]}]},"topologyKey":"kubernetes.io/hostname"}]}}}}}}'`, *serverCount+*agentCount)
res, err = e2e.RunCmdOnNode(patchCmd, serverNodeNames[0])
fmt.Println(res)
Expect(err).NotTo(HaveOccurred())
res, err = e2e.RunCmdOnNode("kubectl rollout status deployment my-webpage-2 --watch=true --timeout=360s", serverNodeNames[0])
fmt.Println(res)
Expect(err).NotTo(HaveOccurred())
})
It("Should create and validate deployment with embedded registry mirror using image digest without corresponding tag", func() {
res, err := e2e.RunCmdOnNode("kubectl create deployment my-webpage-3 --image=docker.io/library/nginx:sha256:b4af4f8b6470febf45dc10f564551af682a802eda1743055a7dfc8332dffa595", serverNodeNames[0])
fmt.Println(res)
Expect(err).NotTo(HaveOccurred())
patchCmd := fmt.Sprintf(`kubectl patch deployment my-webpage-3 --patch '{"spec":{"replicas":%d,"revisionHistoryLimit":0,"strategy":{"type":"Recreate", "rollingUpdate": null},"template":{"spec":{"affinity":{"podAntiAffinity":{"requiredDuringSchedulingIgnoredDuringExecution":[{"labelSelector":{"matchExpressions":[{"key":"app","operator":"In","values":["my-webpage-3"]}]},"topologyKey":"kubernetes.io/hostname"}]}}}}}}'`, *serverCount+*agentCount)
res, err = e2e.RunCmdOnNode(patchCmd, serverNodeNames[0])
fmt.Println(res)
Expect(err).NotTo(HaveOccurred())
res, err = e2e.RunCmdOnNode("kubectl rollout status deployment my-webpage-3 --watch=true --timeout=360s", serverNodeNames[0])
fmt.Println(res)
Expect(err).NotTo(HaveOccurred())
})
It("Should expose embedded registry metrics", func() {
grepCmd := fmt.Sprintf("kubectl get --raw /api/v1/nodes/%s/proxy/metrics | grep -F 'spegel_advertised_images{registry=\"docker.io\"}'", serverNodeNames[0])
res, err := e2e.RunCmdOnNode(grepCmd, serverNodeNames[0])
fmt.Println(res)
Expect(err).NotTo(HaveOccurred())
})
})
})
var failed bool
var _ = AfterEach(func() {
failed = failed || CurrentSpecReport().Failed()
})
var _ = AfterSuite(func() {
if failed && !*ci {
fmt.Println("FAILED!")
} else {
r2, err := e2e.RunCmdOnNode("kubectl delete deployment my-webpage-1 my-webpage-2 my-webpage-3", serverNodeNames[0])
Expect(err).NotTo(HaveOccurred(), r2)
Expect(err).NotTo(HaveOccurred())
Expect(e2e.GetCoverageReport(append(serverNodeNames, agentNodeNames...))).To(Succeed())
Expect(e2e.DestroyCluster()).To(Succeed())
Expect(os.Remove(kubeConfigFile)).To(Succeed())
}
})