diff options
Diffstat (limited to 'test/e2e/checkpoint_test.go')
| -rw-r--r-- | test/e2e/checkpoint_test.go | 172 |
1 files changed, 171 insertions, 1 deletions
diff --git a/test/e2e/checkpoint_test.go b/test/e2e/checkpoint_test.go index 75310b961..3270ce685 100644 --- a/test/e2e/checkpoint_test.go +++ b/test/e2e/checkpoint_test.go @@ -4,6 +4,7 @@ import ( "net" "os" "os/exec" + "strings" "github.com/containers/podman/v2/pkg/criu" . "github.com/containers/podman/v2/test/utils" @@ -622,7 +623,7 @@ var _ = Describe("Podman checkpoint", func() { result := podmanTest.Podman([]string{"container", "checkpoint", "-l"}) result.WaitWithDefaultTimeout() Expect(result).To(ExitWithError()) - Expect(result.ErrorToString()).To(ContainSubstring("Cannot checkpoint containers that have been started with '--rm'")) + Expect(result.ErrorToString()).To(ContainSubstring("cannot checkpoint containers that have been started with '--rm'")) // Checkpointing with --export should still work fileName := "/tmp/checkpoint-" + cid + ".tar.gz" @@ -652,4 +653,173 @@ var _ = Describe("Podman checkpoint", func() { // Remove exported checkpoint os.Remove(fileName) }) + + It("podman checkpoint a container with volumes", func() { + session := podmanTest.Podman([]string{ + "build", "-f", "build/basicalpine/Containerfile.volume", "-t", "test-cr-volume", + }) + session.WaitWithDefaultTimeout() + Expect(session.ExitCode()).To(Equal(0)) + + // Start the container + localRunString := getRunString([]string{ + "--rm", + "-v", "/volume1", + "-v", "my-test-vol:/volume2", + "test-cr-volume", + "top", + }) + session = podmanTest.Podman(localRunString) + session.WaitWithDefaultTimeout() + Expect(session.ExitCode()).To(Equal(0)) + Expect(podmanTest.NumberOfContainersRunning()).To(Equal(1)) + + cid := session.OutputToString() + + // Add file in volume0 + result := podmanTest.Podman([]string{ + "exec", "-l", "/bin/sh", "-c", "echo " + cid + " > /volume0/test.output", + }) + result.WaitWithDefaultTimeout() + Expect(result.ExitCode()).To(Equal(0)) + + // Add file in volume1 + result = podmanTest.Podman([]string{ + "exec", "-l", "/bin/sh", "-c", "echo " + cid + " > /volume1/test.output", + }) + result.WaitWithDefaultTimeout() + Expect(result.ExitCode()).To(Equal(0)) + + // Add file in volume2 + result = podmanTest.Podman([]string{ + "exec", "-l", "/bin/sh", "-c", "echo " + cid + " > /volume2/test.output", + }) + result.WaitWithDefaultTimeout() + Expect(result.ExitCode()).To(Equal(0)) + + checkpointFileName := "/tmp/checkpoint-" + cid + ".tar.gz" + + // Checkpoint the container + result = podmanTest.Podman([]string{"container", "checkpoint", "-l", "-e", checkpointFileName}) + result.WaitWithDefaultTimeout() + Expect(result.ExitCode()).To(Equal(0)) + Expect(podmanTest.NumberOfContainersRunning()).To(Equal(0)) + Expect(podmanTest.NumberOfContainers()).To(Equal(0)) + + // Restore container should fail because named volume still exists + result = podmanTest.Podman([]string{"container", "restore", "-i", checkpointFileName}) + result.WaitWithDefaultTimeout() + Expect(result).To(ExitWithError()) + Expect(result.ErrorToString()).To(ContainSubstring( + "volume with name my-test-vol already exists. Use --ignore-volumes to not restore content of volumes", + )) + + // Remove named volume + session = podmanTest.Podman([]string{"volume", "rm", "my-test-vol"}) + session.WaitWithDefaultTimeout() + Expect(session.ExitCode()).To(Equal(0)) + + // Restoring container + result = podmanTest.Podman([]string{"container", "restore", "-i", checkpointFileName}) + result.WaitWithDefaultTimeout() + Expect(result.ExitCode()).To(Equal(0)) + Expect(podmanTest.NumberOfContainersRunning()).To(Equal(1)) + Expect(podmanTest.NumberOfContainers()).To(Equal(1)) + Expect(podmanTest.GetContainerStatus()).To(ContainSubstring("Up")) + + // Validate volume0 content + result = podmanTest.Podman([]string{"exec", "-l", "cat", "/volume0/test.output"}) + result.WaitWithDefaultTimeout() + Expect(result.ExitCode()).To(Equal(0)) + Expect(result.OutputToString()).To(ContainSubstring(cid)) + + // Validate volume1 content + result = podmanTest.Podman([]string{"exec", "-l", "cat", "/volume1/test.output"}) + result.WaitWithDefaultTimeout() + Expect(result.ExitCode()).To(Equal(0)) + Expect(result.OutputToString()).To(ContainSubstring(cid)) + + // Validate volume2 content + result = podmanTest.Podman([]string{"exec", "-l", "cat", "/volume2/test.output"}) + result.WaitWithDefaultTimeout() + Expect(result.ExitCode()).To(Equal(0)) + Expect(result.OutputToString()).To(ContainSubstring(cid)) + + // Remove exported checkpoint + os.Remove(checkpointFileName) + }) + + It("podman checkpoint container with --pre-checkpoint", func() { + if !strings.Contains(podmanTest.OCIRuntime, "runc") { + Skip("Test only works on runc 1.0-rc3 or higher.") + } + localRunString := getRunString([]string{ALPINE, "top"}) + session := podmanTest.Podman(localRunString) + session.WaitWithDefaultTimeout() + Expect(session.ExitCode()).To(Equal(0)) + cid := session.OutputToString() + + result := podmanTest.Podman([]string{"container", "checkpoint", "-P", cid}) + result.WaitWithDefaultTimeout() + + Expect(result.ExitCode()).To(Equal(0)) + Expect(podmanTest.NumberOfContainersRunning()).To(Equal(1)) + Expect(podmanTest.GetContainerStatus()).To(ContainSubstring("Up")) + + result = podmanTest.Podman([]string{"container", "checkpoint", "--with-previous", cid}) + result.WaitWithDefaultTimeout() + + Expect(result.ExitCode()).To(Equal(0)) + Expect(podmanTest.NumberOfContainersRunning()).To(Equal(0)) + Expect(podmanTest.GetContainerStatus()).To(ContainSubstring("Exited")) + + result = podmanTest.Podman([]string{"container", "restore", cid}) + result.WaitWithDefaultTimeout() + + Expect(result.ExitCode()).To(Equal(0)) + Expect(podmanTest.NumberOfContainersRunning()).To(Equal(1)) + Expect(podmanTest.GetContainerStatus()).To(ContainSubstring("Up")) + }) + + It("podman checkpoint container with --pre-checkpoint and export (migration)", func() { + if !strings.Contains(podmanTest.OCIRuntime, "runc") { + Skip("Test only works on runc 1.0-rc3 or higher.") + } + localRunString := getRunString([]string{ALPINE, "top"}) + session := podmanTest.Podman(localRunString) + session.WaitWithDefaultTimeout() + Expect(session.ExitCode()).To(Equal(0)) + cid := session.OutputToString() + preCheckpointFileName := "/tmp/pre-checkpoint-" + cid + ".tar.gz" + checkpointFileName := "/tmp/checkpoint-" + cid + ".tar.gz" + + result := podmanTest.Podman([]string{"container", "checkpoint", "-P", "-e", preCheckpointFileName, cid}) + result.WaitWithDefaultTimeout() + + Expect(result.ExitCode()).To(Equal(0)) + Expect(podmanTest.NumberOfContainersRunning()).To(Equal(1)) + Expect(podmanTest.GetContainerStatus()).To(ContainSubstring("Up")) + + result = podmanTest.Podman([]string{"container", "checkpoint", "--with-previous", "-e", checkpointFileName, cid}) + result.WaitWithDefaultTimeout() + + Expect(result.ExitCode()).To(Equal(0)) + Expect(podmanTest.NumberOfContainersRunning()).To(Equal(0)) + Expect(podmanTest.GetContainerStatus()).To(ContainSubstring("Exited")) + + result = podmanTest.Podman([]string{"rm", "-f", cid}) + result.WaitWithDefaultTimeout() + Expect(result.ExitCode()).To(Equal(0)) + Expect(podmanTest.NumberOfContainersRunning()).To(Equal(0)) + + result = podmanTest.Podman([]string{"container", "restore", "-i", checkpointFileName, "--import-previous", preCheckpointFileName}) + result.WaitWithDefaultTimeout() + + Expect(result.ExitCode()).To(Equal(0)) + Expect(podmanTest.NumberOfContainersRunning()).To(Equal(1)) + Expect(podmanTest.GetContainerStatus()).To(ContainSubstring("Up")) + + os.Remove(checkpointFileName) + os.Remove(preCheckpointFileName) + }) }) |