mirror of
https://github.com/containers/podman.git
synced 2025-05-21 00:56:36 +08:00
d3cde7cefe
This adds checkpoint/restore test cases for the newly added options * --leave-running * --tcp-established * --all * --latest Signed-off-by: Adrian Reber <areber@redhat.com>
291 lines
11 KiB
Go
291 lines
11 KiB
Go
package integration
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import (
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"fmt"
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"net"
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"os"
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"github.com/containers/libpod/pkg/criu"
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. "github.com/containers/libpod/test/utils"
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. "github.com/onsi/ginkgo"
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. "github.com/onsi/gomega"
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)
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var _ = Describe("Podman checkpoint", 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.RestoreAllArtifacts()
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if !criu.CheckForCriu() {
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Skip("CRIU is missing or too old.")
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}
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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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timedResult := fmt.Sprintf("Test: %s completed in %f seconds", f.TestText, f.Duration.Seconds())
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GinkgoWriter.Write([]byte(timedResult))
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})
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It("podman checkpoint bogus container", func() {
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session := podmanTest.Podman([]string{"container", "checkpoint", "foobar"})
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session.WaitWithDefaultTimeout()
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Expect(session.ExitCode()).To(Not(Equal(0)))
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})
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It("podman restore bogus container", func() {
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session := podmanTest.Podman([]string{"container", "restore", "foobar"})
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session.WaitWithDefaultTimeout()
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Expect(session.ExitCode()).To(Not(Equal(0)))
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})
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It("podman checkpoint a running container by id", func() {
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// CRIU does not work with seccomp correctly on RHEL7
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session := podmanTest.Podman([]string{"run", "-it", "--security-opt", "seccomp=unconfined", "-d", ALPINE, "top"})
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session.WaitWithDefaultTimeout()
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Expect(session.ExitCode()).To(Equal(0))
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cid := session.OutputToString()
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result := podmanTest.Podman([]string{"container", "checkpoint", cid})
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result.WaitWithDefaultTimeout()
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Expect(result.ExitCode()).To(Equal(0))
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Expect(podmanTest.NumberOfContainersRunning()).To(Equal(0))
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Expect(podmanTest.GetContainerStatus()).To(ContainSubstring("Exited"))
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result = podmanTest.Podman([]string{"container", "restore", cid})
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result.WaitWithDefaultTimeout()
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Expect(result.ExitCode()).To(Equal(0))
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Expect(podmanTest.NumberOfContainersRunning()).To(Equal(1))
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Expect(podmanTest.GetContainerStatus()).To(ContainSubstring("Up"))
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})
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It("podman checkpoint a running container by name", func() {
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session := podmanTest.Podman([]string{"run", "-it", "--security-opt", "seccomp=unconfined", "--name", "test_name", "-d", ALPINE, "top"})
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session.WaitWithDefaultTimeout()
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Expect(session.ExitCode()).To(Equal(0))
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result := podmanTest.Podman([]string{"container", "checkpoint", "test_name"})
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result.WaitWithDefaultTimeout()
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Expect(result.ExitCode()).To(Equal(0))
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Expect(podmanTest.NumberOfContainersRunning()).To(Equal(0))
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Expect(podmanTest.GetContainerStatus()).To(ContainSubstring("Exited"))
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result = podmanTest.Podman([]string{"container", "restore", "test_name"})
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result.WaitWithDefaultTimeout()
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Expect(result.ExitCode()).To(Equal(0))
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Expect(podmanTest.NumberOfContainersRunning()).To(Equal(1))
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Expect(podmanTest.GetContainerStatus()).To(ContainSubstring("Up"))
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})
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It("podman pause a checkpointed container by id", func() {
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session := podmanTest.Podman([]string{"run", "-it", "--security-opt", "seccomp=unconfined", "-d", ALPINE, "top"})
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session.WaitWithDefaultTimeout()
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Expect(session.ExitCode()).To(Equal(0))
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cid := session.OutputToString()
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result := podmanTest.Podman([]string{"container", "checkpoint", cid})
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result.WaitWithDefaultTimeout()
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Expect(result.ExitCode()).To(Equal(0))
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Expect(podmanTest.NumberOfContainersRunning()).To(Equal(0))
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Expect(podmanTest.GetContainerStatus()).To(ContainSubstring("Exited"))
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result = podmanTest.Podman([]string{"pause", cid})
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result.WaitWithDefaultTimeout()
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Expect(result.ExitCode()).To(Equal(125))
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Expect(podmanTest.NumberOfContainersRunning()).To(Equal(0))
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Expect(podmanTest.GetContainerStatus()).To(ContainSubstring("Exited"))
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result = podmanTest.Podman([]string{"container", "restore", cid})
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result.WaitWithDefaultTimeout()
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Expect(result.ExitCode()).To(Equal(0))
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Expect(podmanTest.NumberOfContainersRunning()).To(Equal(1))
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result = podmanTest.Podman([]string{"rm", cid})
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result.WaitWithDefaultTimeout()
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Expect(result.ExitCode()).To(Equal(125))
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Expect(podmanTest.NumberOfContainersRunning()).To(Equal(1))
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result = podmanTest.Podman([]string{"rm", "-f", cid})
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result.WaitWithDefaultTimeout()
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Expect(result.ExitCode()).To(Equal(0))
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Expect(podmanTest.NumberOfContainersRunning()).To(Equal(0))
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})
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It("podman checkpoint latest running container", func() {
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session1 := podmanTest.Podman([]string{"run", "-it", "--security-opt", "seccomp=unconfined", "--name", "first", "-d", ALPINE, "top"})
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session1.WaitWithDefaultTimeout()
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Expect(session1.ExitCode()).To(Equal(0))
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session2 := podmanTest.Podman([]string{"run", "-it", "--security-opt", "seccomp=unconfined", "--name", "second", "-d", ALPINE, "top"})
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session2.WaitWithDefaultTimeout()
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Expect(session2.ExitCode()).To(Equal(0))
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result := podmanTest.Podman([]string{"container", "checkpoint", "-l"})
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result.WaitWithDefaultTimeout()
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Expect(result.ExitCode()).To(Equal(0))
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Expect(podmanTest.NumberOfContainersRunning()).To(Equal(1))
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ps := podmanTest.Podman([]string{"ps", "-q", "--no-trunc"})
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ps.WaitWithDefaultTimeout()
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Expect(ps.ExitCode()).To(Equal(0))
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Expect(ps.LineInOutputContains(session1.OutputToString())).To(BeTrue())
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Expect(ps.LineInOutputContains(session2.OutputToString())).To(BeFalse())
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result = podmanTest.Podman([]string{"container", "restore", "-l"})
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result.WaitWithDefaultTimeout()
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Expect(result.ExitCode()).To(Equal(0))
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Expect(podmanTest.NumberOfContainersRunning()).To(Equal(2))
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Expect(podmanTest.GetContainerStatus()).To(ContainSubstring("Up"))
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Expect(podmanTest.GetContainerStatus()).To(Not(ContainSubstring("Exited")))
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result = podmanTest.Podman([]string{"rm", "-fa"})
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result.WaitWithDefaultTimeout()
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Expect(result.ExitCode()).To(Equal(0))
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Expect(podmanTest.NumberOfContainersRunning()).To(Equal(0))
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})
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It("podman checkpoint all running container", func() {
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session1 := podmanTest.Podman([]string{"run", "-it", "--security-opt", "seccomp=unconfined", "--name", "first", "-d", ALPINE, "top"})
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session1.WaitWithDefaultTimeout()
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Expect(session1.ExitCode()).To(Equal(0))
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session2 := podmanTest.Podman([]string{"run", "-it", "--security-opt", "seccomp=unconfined", "--name", "second", "-d", ALPINE, "top"})
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session2.WaitWithDefaultTimeout()
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Expect(session2.ExitCode()).To(Equal(0))
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result := podmanTest.Podman([]string{"container", "checkpoint", "-a"})
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result.WaitWithDefaultTimeout()
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Expect(result.ExitCode()).To(Equal(0))
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Expect(podmanTest.NumberOfContainersRunning()).To(Equal(0))
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ps := podmanTest.Podman([]string{"ps", "-q", "--no-trunc"})
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ps.WaitWithDefaultTimeout()
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Expect(ps.ExitCode()).To(Equal(0))
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Expect(ps.LineInOutputContains(session1.OutputToString())).To(BeFalse())
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Expect(ps.LineInOutputContains(session2.OutputToString())).To(BeFalse())
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result = podmanTest.Podman([]string{"container", "restore", "-a"})
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result.WaitWithDefaultTimeout()
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Expect(result.ExitCode()).To(Equal(0))
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Expect(podmanTest.NumberOfContainersRunning()).To(Equal(2))
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Expect(podmanTest.GetContainerStatus()).To(ContainSubstring("Up"))
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Expect(podmanTest.GetContainerStatus()).To(Not(ContainSubstring("Exited")))
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result = podmanTest.Podman([]string{"rm", "-fa"})
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result.WaitWithDefaultTimeout()
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Expect(result.ExitCode()).To(Equal(0))
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Expect(podmanTest.NumberOfContainersRunning()).To(Equal(0))
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})
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It("podman checkpoint container with established tcp connections", func() {
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Skip("Seems to not work (yet) in CI")
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podmanTest.RestoreArtifact(redis)
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session := podmanTest.Podman([]string{"run", "-it", "--security-opt", "seccomp=unconfined", "--network", "host", "-d", redis})
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session.WaitWithDefaultTimeout()
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Expect(session.ExitCode()).To(Equal(0))
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// Open a network connection to the redis server
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conn, err := net.Dial("tcp", "127.0.0.1:6379")
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if err != nil {
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os.Exit(1)
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}
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// This should fail as the container has established TCP connections
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result := podmanTest.Podman([]string{"container", "checkpoint", "-l"})
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result.WaitWithDefaultTimeout()
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Expect(result.ExitCode()).To(Equal(125))
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Expect(podmanTest.NumberOfContainersRunning()).To(Equal(1))
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Expect(podmanTest.GetContainerStatus()).To(ContainSubstring("Up"))
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// Now it should work thanks to "--tcp-established"
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result = podmanTest.Podman([]string{"container", "checkpoint", "-l", "--tcp-established"})
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result.WaitWithDefaultTimeout()
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Expect(result.ExitCode()).To(Equal(0))
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Expect(podmanTest.NumberOfContainersRunning()).To(Equal(0))
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Expect(podmanTest.GetContainerStatus()).To(ContainSubstring("Exited"))
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// Restore should fail as the checkpoint image contains established TCP connections
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result = podmanTest.Podman([]string{"container", "restore", "-l"})
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result.WaitWithDefaultTimeout()
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Expect(result.ExitCode()).To(Equal(125))
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Expect(podmanTest.NumberOfContainersRunning()).To(Equal(0))
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Expect(podmanTest.GetContainerStatus()).To(ContainSubstring("Exited"))
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// Now it should work thanks to "--tcp-established"
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result = podmanTest.Podman([]string{"container", "restore", "-l", "--tcp-established"})
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result.WaitWithDefaultTimeout()
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Expect(result.ExitCode()).To(Equal(0))
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Expect(podmanTest.NumberOfContainersRunning()).To(Equal(1))
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Expect(podmanTest.GetContainerStatus()).To(ContainSubstring("Up"))
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result = podmanTest.Podman([]string{"rm", "-fa"})
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result.WaitWithDefaultTimeout()
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Expect(result.ExitCode()).To(Equal(0))
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Expect(podmanTest.NumberOfContainersRunning()).To(Equal(0))
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conn.Close()
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})
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It("podman checkpoint with --leave-running", func() {
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session := podmanTest.Podman([]string{"run", "-it", "--security-opt", "seccomp=unconfined", "-d", ALPINE, "top"})
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session.WaitWithDefaultTimeout()
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Expect(session.ExitCode()).To(Equal(0))
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cid := session.OutputToString()
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// Checkpoint container, but leave it running
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result := podmanTest.Podman([]string{"container", "checkpoint", "--leave-running", cid})
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result.WaitWithDefaultTimeout()
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Expect(result.ExitCode()).To(Equal(0))
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// Make sure it is still running
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Expect(podmanTest.NumberOfContainersRunning()).To(Equal(1))
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Expect(podmanTest.GetContainerStatus()).To(ContainSubstring("Up"))
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// Stop the container
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result = podmanTest.Podman([]string{"container", "stop", cid})
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result.WaitWithDefaultTimeout()
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Expect(result.ExitCode()).To(Equal(0))
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Expect(podmanTest.NumberOfContainersRunning()).To(Equal(0))
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Expect(podmanTest.GetContainerStatus()).To(ContainSubstring("Exited"))
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// Restore the stopped container from the previous checkpoint
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result = podmanTest.Podman([]string{"container", "restore", cid})
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result.WaitWithDefaultTimeout()
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Expect(result.ExitCode()).To(Equal(0))
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Expect(podmanTest.NumberOfContainersRunning()).To(Equal(1))
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Expect(podmanTest.GetContainerStatus()).To(ContainSubstring("Up"))
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result = podmanTest.Podman([]string{"rm", "-fa"})
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result.WaitWithDefaultTimeout()
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Expect(result.ExitCode()).To(Equal(0))
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Expect(podmanTest.NumberOfContainersRunning()).To(Equal(0))
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})
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})
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