mirror of
https://github.com/containers/podman
synced 2024-10-19 16:54:07 +00:00
415 lines
14 KiB
Go
415 lines
14 KiB
Go
package integration
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import (
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"os"
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"path/filepath"
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"strconv"
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. "github.com/containers/podman/v2/test/utils"
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"github.com/ghodss/yaml"
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. "github.com/onsi/ginkgo"
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. "github.com/onsi/gomega"
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v1 "k8s.io/api/core/v1"
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)
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var _ = Describe("Podman generate kube", func() {
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var (
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tempdir string
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err error
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podmanTest *PodmanTestIntegration
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)
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BeforeEach(func() {
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tempdir, err = CreateTempDirInTempDir()
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if err != nil {
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os.Exit(1)
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}
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podmanTest = PodmanTestCreate(tempdir)
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podmanTest.Setup()
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podmanTest.SeedImages()
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})
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AfterEach(func() {
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podmanTest.Cleanup()
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f := CurrentGinkgoTestDescription()
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processTestResult(f)
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})
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It("podman generate pod kube on bogus object", func() {
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session := podmanTest.Podman([]string{"generate", "kube", "foobar"})
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session.WaitWithDefaultTimeout()
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Expect(session).To(ExitWithError())
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})
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It("podman generate service kube on bogus object", func() {
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session := podmanTest.Podman([]string{"generate", "kube", "-s", "foobar"})
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session.WaitWithDefaultTimeout()
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Expect(session).To(ExitWithError())
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})
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It("podman generate kube on container", func() {
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session := podmanTest.RunTopContainer("top")
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session.WaitWithDefaultTimeout()
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Expect(session.ExitCode()).To(Equal(0))
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kube := podmanTest.Podman([]string{"generate", "kube", "top"})
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kube.WaitWithDefaultTimeout()
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Expect(kube.ExitCode()).To(Equal(0))
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pod := new(v1.Pod)
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err := yaml.Unmarshal(kube.Out.Contents(), pod)
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Expect(err).To(BeNil())
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numContainers := 0
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for range pod.Spec.Containers {
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numContainers = numContainers + 1
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}
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Expect(numContainers).To(Equal(1))
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})
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It("podman generate service kube on container with --security-opt level", func() {
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session := podmanTest.Podman([]string{"create", "--name", "test", "--security-opt", "label=level:s0:c100,c200", "alpine"})
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session.WaitWithDefaultTimeout()
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Expect(session.ExitCode()).To(Equal(0))
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kube := podmanTest.Podman([]string{"generate", "kube", "test"})
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kube.WaitWithDefaultTimeout()
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Expect(kube.ExitCode()).To(Equal(0))
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pod := new(v1.Pod)
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err := yaml.Unmarshal(kube.Out.Contents(), pod)
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Expect(err).To(BeNil())
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Expect(kube.OutputToString()).To(ContainSubstring("level: s0:c100,c200"))
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})
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It("podman generate service kube on container with --security-opt disable", func() {
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session := podmanTest.Podman([]string{"create", "--name", "test-disable", "--security-opt", "label=disable", "alpine"})
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session.WaitWithDefaultTimeout()
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Expect(session.ExitCode()).To(Equal(0))
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kube := podmanTest.Podman([]string{"generate", "kube", "test-disable"})
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kube.WaitWithDefaultTimeout()
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Expect(kube.ExitCode()).To(Equal(0))
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pod := new(v1.Pod)
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err = yaml.Unmarshal(kube.Out.Contents(), pod)
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Expect(err).To(BeNil())
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Expect(kube.OutputToString()).To(ContainSubstring("type: spc_t"))
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})
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It("podman generate service kube on container with --security-opt type", func() {
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session := podmanTest.Podman([]string{"create", "--name", "test", "--security-opt", "label=type:foo_bar_t", "alpine"})
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session.WaitWithDefaultTimeout()
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Expect(session.ExitCode()).To(Equal(0))
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kube := podmanTest.Podman([]string{"generate", "kube", "test"})
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kube.WaitWithDefaultTimeout()
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Expect(kube.ExitCode()).To(Equal(0))
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pod := new(v1.Pod)
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err = yaml.Unmarshal(kube.Out.Contents(), pod)
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Expect(err).To(BeNil())
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Expect(kube.OutputToString()).To(ContainSubstring("type: foo_bar_t"))
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})
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It("podman generate service kube on container", func() {
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session := podmanTest.RunTopContainer("top")
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session.WaitWithDefaultTimeout()
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Expect(session.ExitCode()).To(Equal(0))
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kube := podmanTest.Podman([]string{"generate", "kube", "-s", "top"})
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kube.WaitWithDefaultTimeout()
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Expect(kube.ExitCode()).To(Equal(0))
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// TODO - test generated YAML - service produces multiple
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// structs.
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// pod := new(v1.Pod)
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// err := yaml.Unmarshal([]byte(kube.OutputToString()), pod)
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// Expect(err).To(BeNil())
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})
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It("podman generate kube on pod", func() {
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_, rc, _ := podmanTest.CreatePod("toppod")
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Expect(rc).To(Equal(0))
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session := podmanTest.RunTopContainerInPod("topcontainer", "toppod")
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session.WaitWithDefaultTimeout()
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Expect(session.ExitCode()).To(Equal(0))
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kube := podmanTest.Podman([]string{"generate", "kube", "toppod"})
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kube.WaitWithDefaultTimeout()
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Expect(kube.ExitCode()).To(Equal(0))
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pod := new(v1.Pod)
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err := yaml.Unmarshal(kube.Out.Contents(), pod)
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Expect(err).To(BeNil())
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numContainers := 0
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for range pod.Spec.Containers {
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numContainers = numContainers + 1
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}
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Expect(numContainers).To(Equal(1))
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})
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It("podman generate kube on pod with hostAliases", func() {
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podName := "testHost"
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testIP := "127.0.0.1"
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podSession := podmanTest.Podman([]string{"pod", "create", "--name", podName,
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"--add-host", "test1.podman.io" + ":" + testIP,
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"--add-host", "test2.podman.io" + ":" + testIP,
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})
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podSession.WaitWithDefaultTimeout()
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Expect(podSession.ExitCode()).To(Equal(0))
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ctr1Name := "ctr1"
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ctr1Session := podmanTest.Podman([]string{"create", "--name", ctr1Name, "--pod", podName, ALPINE, "top"})
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ctr1Session.WaitWithDefaultTimeout()
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Expect(ctr1Session.ExitCode()).To(Equal(0))
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ctr2Name := "ctr2"
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ctr2Session := podmanTest.Podman([]string{"create", "--name", ctr2Name, "--pod", podName, ALPINE, "top"})
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ctr2Session.WaitWithDefaultTimeout()
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Expect(ctr2Session.ExitCode()).To(Equal(0))
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kube := podmanTest.Podman([]string{"generate", "kube", podName})
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kube.WaitWithDefaultTimeout()
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Expect(kube.ExitCode()).To(Equal(0))
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pod := new(v1.Pod)
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err := yaml.Unmarshal(kube.Out.Contents(), pod)
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Expect(err).To(BeNil())
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Expect(len(pod.Spec.HostAliases)).To(Equal(2))
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Expect(pod.Spec.HostAliases[0].IP).To(Equal(testIP))
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Expect(pod.Spec.HostAliases[1].IP).To(Equal(testIP))
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})
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It("podman generate service kube on pod", func() {
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_, rc, _ := podmanTest.CreatePod("toppod")
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Expect(rc).To(Equal(0))
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session := podmanTest.RunTopContainerInPod("topcontainer", "toppod")
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session.WaitWithDefaultTimeout()
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Expect(session.ExitCode()).To(Equal(0))
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kube := podmanTest.Podman([]string{"generate", "kube", "-s", "toppod"})
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kube.WaitWithDefaultTimeout()
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Expect(kube.ExitCode()).To(Equal(0))
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// TODO: How do we test unmarshal with a service? We have two
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// structs that need to be unmarshalled...
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// _, err := yaml.Marshal(kube.OutputToString())
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// Expect(err).To(BeNil())
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})
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It("podman generate kube on pod with restartPolicy", func() {
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// podName, set, expect
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testSli := [][]string{
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{"testPod1", "", "Never"}, // some pod create from cmdline, so set it to Never
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{"testPod2", "always", "Always"},
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{"testPod3", "on-failure", "OnFailure"},
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{"testPod4", "no", "Never"},
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}
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for k, v := range testSli {
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podName := v[0]
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podSession := podmanTest.Podman([]string{"pod", "create", "--name", podName})
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podSession.WaitWithDefaultTimeout()
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Expect(podSession.ExitCode()).To(Equal(0))
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ctrName := "ctr" + strconv.Itoa(k)
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ctr1Session := podmanTest.Podman([]string{"create", "--name", ctrName, "--pod", podName,
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"--restart", v[1], ALPINE, "top"})
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ctr1Session.WaitWithDefaultTimeout()
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Expect(ctr1Session.ExitCode()).To(Equal(0))
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kube := podmanTest.Podman([]string{"generate", "kube", podName})
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kube.WaitWithDefaultTimeout()
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Expect(kube.ExitCode()).To(Equal(0))
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pod := new(v1.Pod)
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err := yaml.Unmarshal(kube.Out.Contents(), pod)
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Expect(err).To(BeNil())
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Expect(string(pod.Spec.RestartPolicy)).To(Equal(v[2]))
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}
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})
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It("podman generate kube on pod with ports", func() {
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podName := "test"
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podSession := podmanTest.Podman([]string{"pod", "create", "--name", podName, "-p", "4000:4000", "-p", "5000:5000"})
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podSession.WaitWithDefaultTimeout()
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Expect(podSession.ExitCode()).To(Equal(0))
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ctr1Name := "ctr1"
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ctr1Session := podmanTest.Podman([]string{"create", "--name", ctr1Name, "--pod", podName, ALPINE, "top"})
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ctr1Session.WaitWithDefaultTimeout()
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Expect(ctr1Session.ExitCode()).To(Equal(0))
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ctr2Name := "ctr2"
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ctr2Session := podmanTest.Podman([]string{"create", "--name", ctr2Name, "--pod", podName, ALPINE, "top"})
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ctr2Session.WaitWithDefaultTimeout()
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Expect(ctr2Session.ExitCode()).To(Equal(0))
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kube := podmanTest.Podman([]string{"generate", "kube", podName})
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kube.WaitWithDefaultTimeout()
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Expect(kube.ExitCode()).To(Equal(0))
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pod := new(v1.Pod)
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err := yaml.Unmarshal(kube.Out.Contents(), pod)
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Expect(err).To(BeNil())
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foundPort4000 := 0
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foundPort5000 := 0
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foundOtherPort := 0
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for _, ctr := range pod.Spec.Containers {
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for _, port := range ctr.Ports {
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if port.HostPort == 4000 {
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foundPort4000 = foundPort4000 + 1
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} else if port.HostPort == 5000 {
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foundPort5000 = foundPort5000 + 1
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} else {
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foundOtherPort = foundOtherPort + 1
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}
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}
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}
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Expect(foundPort4000).To(Equal(1))
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Expect(foundPort5000).To(Equal(1))
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Expect(foundOtherPort).To(Equal(0))
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})
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It("podman generate and reimport kube on pod", func() {
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podName := "toppod"
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_, rc, _ := podmanTest.CreatePod(podName)
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Expect(rc).To(Equal(0))
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session := podmanTest.Podman([]string{"create", "--pod", podName, "--name", "test1", ALPINE, "top"})
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session.WaitWithDefaultTimeout()
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Expect(session.ExitCode()).To(Equal(0))
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session2 := podmanTest.Podman([]string{"create", "--pod", podName, "--name", "test2", ALPINE, "top"})
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session2.WaitWithDefaultTimeout()
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Expect(session2.ExitCode()).To(Equal(0))
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outputFile := filepath.Join(podmanTest.RunRoot, "pod.yaml")
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kube := podmanTest.Podman([]string{"generate", "kube", "-f", outputFile, podName})
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kube.WaitWithDefaultTimeout()
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Expect(kube.ExitCode()).To(Equal(0))
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session3 := podmanTest.Podman([]string{"pod", "rm", "-af"})
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session3.WaitWithDefaultTimeout()
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Expect(session3.ExitCode()).To(Equal(0))
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session4 := podmanTest.Podman([]string{"play", "kube", outputFile})
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session4.WaitWithDefaultTimeout()
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Expect(session4.ExitCode()).To(Equal(0))
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session5 := podmanTest.Podman([]string{"pod", "ps"})
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session5.WaitWithDefaultTimeout()
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Expect(session5.ExitCode()).To(Equal(0))
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Expect(session5.OutputToString()).To(ContainSubstring(podName))
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session6 := podmanTest.Podman([]string{"ps", "-a"})
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session6.WaitWithDefaultTimeout()
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Expect(session6.ExitCode()).To(Equal(0))
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psOut := session6.OutputToString()
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Expect(psOut).To(ContainSubstring("test1"))
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Expect(psOut).To(ContainSubstring("test2"))
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})
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It("podman generate with user and reimport kube on pod", func() {
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podName := "toppod"
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_, rc, _ := podmanTest.CreatePod(podName)
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Expect(rc).To(Equal(0))
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session := podmanTest.Podman([]string{"create", "--pod", podName, "--name", "test1", "--user", "100:200", ALPINE, "top"})
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session.WaitWithDefaultTimeout()
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Expect(session.ExitCode()).To(Equal(0))
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inspect := podmanTest.Podman([]string{"inspect", "--format", "{{.Config.User}}", "test1"})
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inspect.WaitWithDefaultTimeout()
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Expect(inspect.ExitCode()).To(Equal(0))
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Expect(inspect.OutputToString()).To(ContainSubstring("100:200"))
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outputFile := filepath.Join(podmanTest.RunRoot, "pod.yaml")
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kube := podmanTest.Podman([]string{"generate", "kube", "-f", outputFile, podName})
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kube.WaitWithDefaultTimeout()
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Expect(kube.ExitCode()).To(Equal(0))
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session = podmanTest.Podman([]string{"pod", "rm", "-af"})
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session.WaitWithDefaultTimeout()
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Expect(session.ExitCode()).To(Equal(0))
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session = podmanTest.Podman([]string{"play", "kube", outputFile})
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session.WaitWithDefaultTimeout()
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Expect(session.ExitCode()).To(Equal(0))
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// container name in pod is <podName>-<ctrName>
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inspect1 := podmanTest.Podman([]string{"inspect", "--format", "{{.Config.User}}", "toppod-test1"})
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inspect1.WaitWithDefaultTimeout()
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Expect(inspect1.ExitCode()).To(Equal(0))
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Expect(inspect1.OutputToString()).To(ContainSubstring(inspect.OutputToString()))
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})
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It("podman generate kube with volume", func() {
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vol1 := filepath.Join(podmanTest.TempDir, "vol-test1")
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err := os.MkdirAll(vol1, 0755)
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Expect(err).To(BeNil())
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// we need a container name because IDs don't persist after rm/play
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ctrName := "test-ctr"
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ctrNameInKubePod := "test1-test-ctr"
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session1 := podmanTest.Podman([]string{"run", "-d", "--pod", "new:test1", "--name", ctrName, "-v", vol1 + ":/volume/:z", "alpine", "top"})
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session1.WaitWithDefaultTimeout()
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Expect(session1.ExitCode()).To(Equal(0))
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outputFile := filepath.Join(podmanTest.RunRoot, "pod.yaml")
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kube := podmanTest.Podman([]string{"generate", "kube", "test1", "-f", outputFile})
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kube.WaitWithDefaultTimeout()
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Expect(kube.ExitCode()).To(Equal(0))
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rm := podmanTest.Podman([]string{"pod", "rm", "-f", "test1"})
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rm.WaitWithDefaultTimeout()
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Expect(rm.ExitCode()).To(Equal(0))
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play := podmanTest.Podman([]string{"play", "kube", outputFile})
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play.WaitWithDefaultTimeout()
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Expect(play.ExitCode()).To(Equal(0))
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inspect := podmanTest.Podman([]string{"inspect", ctrNameInKubePod})
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inspect.WaitWithDefaultTimeout()
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Expect(inspect.ExitCode()).To(Equal(0))
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Expect(inspect.OutputToString()).To(ContainSubstring(vol1))
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})
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It("podman generate kube sharing pid namespace", func() {
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podName := "test"
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podSession := podmanTest.Podman([]string{"pod", "create", "--name", podName, "--share", "pid"})
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podSession.WaitWithDefaultTimeout()
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Expect(podSession.ExitCode()).To(Equal(0))
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session := podmanTest.Podman([]string{"create", "--pod", podName, "--name", "test1", ALPINE, "top"})
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session.WaitWithDefaultTimeout()
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Expect(session.ExitCode()).To(Equal(0))
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outputFile := filepath.Join(podmanTest.RunRoot, "pod.yaml")
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kube := podmanTest.Podman([]string{"generate", "kube", podName, "-f", outputFile})
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kube.WaitWithDefaultTimeout()
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Expect(kube.ExitCode()).To(Equal(0))
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rm := podmanTest.Podman([]string{"pod", "rm", "-f", podName})
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rm.WaitWithDefaultTimeout()
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Expect(rm.ExitCode()).To(Equal(0))
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play := podmanTest.Podman([]string{"play", "kube", outputFile})
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play.WaitWithDefaultTimeout()
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Expect(play.ExitCode()).To(Equal(0))
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inspect := podmanTest.Podman([]string{"pod", "inspect", podName})
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inspect.WaitWithDefaultTimeout()
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Expect(inspect.ExitCode()).To(Equal(0))
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Expect(inspect.OutputToString()).To(ContainSubstring(`"pid"`))
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})
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})
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