diff options
Diffstat (limited to 'test/e2e/checkpoint_test.go')
| -rw-r--r-- | test/e2e/checkpoint_test.go | 183 |
1 files changed, 183 insertions, 0 deletions
diff --git a/test/e2e/checkpoint_test.go b/test/e2e/checkpoint_test.go index 770a7c7bd..6b294802d 100644 --- a/test/e2e/checkpoint_test.go +++ b/test/e2e/checkpoint_test.go @@ -1,15 +1,19 @@ package integration import ( + "encoding/json" "fmt" "net" "os" "os/exec" + "path/filepath" "strings" "time" + "github.com/checkpoint-restore/go-criu/v5/stats" "github.com/containers/podman/v3/pkg/checkpoint/crutils" "github.com/containers/podman/v3/pkg/criu" + "github.com/containers/podman/v3/pkg/domain/entities" . "github.com/containers/podman/v3/test/utils" "github.com/containers/podman/v3/utils" . "github.com/onsi/ginkgo" @@ -1156,4 +1160,183 @@ var _ = Describe("Podman checkpoint", func() { os.Remove(fileName) }) } + + It("podman checkpoint container with export (migration) and --ipc host", func() { + localRunString := getRunString([]string{"--rm", "--ipc", "host", ALPINE, "top"}) + session := podmanTest.Podman(localRunString) + session.WaitWithDefaultTimeout() + Expect(session).Should(Exit(0)) + Expect(podmanTest.NumberOfContainersRunning()).To(Equal(1)) + cid := session.OutputToString() + fileName := "/tmp/checkpoint-" + cid + ".tar.gz" + + result := podmanTest.Podman([]string{"container", "checkpoint", "-l", "-e", fileName}) + result.WaitWithDefaultTimeout() + + // As the container has been started with '--rm' it will be completely + // cleaned up after checkpointing. + Expect(result).Should(Exit(0)) + Expect(podmanTest.NumberOfContainersRunning()).To(Equal(0)) + Expect(podmanTest.NumberOfContainers()).To(Equal(0)) + + result = podmanTest.Podman([]string{"container", "restore", "-i", fileName}) + result.WaitWithDefaultTimeout() + + Expect(result).Should(Exit(0)) + Expect(podmanTest.NumberOfContainersRunning()).To(Equal(1)) + Expect(podmanTest.GetContainerStatus()).To(ContainSubstring("Up")) + + result = podmanTest.Podman([]string{"rm", "-t", "0", "-fa"}) + result.WaitWithDefaultTimeout() + Expect(result).Should(Exit(0)) + Expect(podmanTest.NumberOfContainersRunning()).To(Equal(0)) + Expect(podmanTest.NumberOfContainers()).To(Equal(0)) + + // Remove exported checkpoint + os.Remove(fileName) + }) + + It("podman checkpoint container with export and statistics", func() { + localRunString := getRunString([]string{ + "--rm", + ALPINE, + "top", + }) + session := podmanTest.Podman(localRunString) + session.WaitWithDefaultTimeout() + Expect(session).Should(Exit(0)) + Expect(podmanTest.NumberOfContainersRunning()).To(Equal(1)) + cid := session.OutputToString() + fileName := "/tmp/checkpoint-" + cid + ".tar.gz" + + result := podmanTest.Podman([]string{ + "container", + "checkpoint", + "-l", "-e", + fileName, + }) + result.WaitWithDefaultTimeout() + + // As the container has been started with '--rm' it will be completely + // cleaned up after checkpointing. + Expect(result).Should(Exit(0)) + Expect(podmanTest.NumberOfContainersRunning()).To(Equal(0)) + Expect(podmanTest.NumberOfContainers()).To(Equal(0)) + + // Extract checkpoint archive + destinationDirectory, err := CreateTempDirInTempDir() + Expect(err).ShouldNot(HaveOccurred()) + + tarsession := SystemExec( + "tar", + []string{ + "xf", + fileName, + "-C", + destinationDirectory, + }, + ) + Expect(tarsession).Should(Exit(0)) + + _, err = os.Stat(filepath.Join(destinationDirectory, stats.StatsDump)) + Expect(err).ShouldNot(HaveOccurred()) + + Expect(os.RemoveAll(destinationDirectory)).To(BeNil()) + + // Remove exported checkpoint + os.Remove(fileName) + }) + + It("podman checkpoint and restore containers with --print-stats", func() { + session1 := podmanTest.Podman(getRunString([]string{redis})) + session1.WaitWithDefaultTimeout() + Expect(session1).Should(Exit(0)) + + session2 := podmanTest.Podman(getRunString([]string{redis, "top"})) + session2.WaitWithDefaultTimeout() + Expect(session2).Should(Exit(0)) + + result := podmanTest.Podman([]string{ + "container", + "checkpoint", + "-a", + "--print-stats", + }) + result.WaitWithDefaultTimeout() + + Expect(result).Should(Exit(0)) + Expect(podmanTest.NumberOfContainersRunning()).To(Equal(0)) + + type checkpointStatistics struct { + PodmanDuration int64 `json:"podman_checkpoint_duration"` + ContainerStatistics []*entities.CheckpointReport `json:"container_statistics"` + } + + cS := new(checkpointStatistics) + err := json.Unmarshal([]byte(result.OutputToString()), cS) + Expect(err).ShouldNot(HaveOccurred()) + + Expect(len(cS.ContainerStatistics)).To(Equal(2)) + Expect(cS.PodmanDuration).To(BeNumerically(">", cS.ContainerStatistics[0].RuntimeDuration)) + Expect(cS.PodmanDuration).To(BeNumerically(">", cS.ContainerStatistics[1].RuntimeDuration)) + Expect(cS.ContainerStatistics[0].RuntimeDuration).To( + BeNumerically(">", cS.ContainerStatistics[0].CRIUStatistics.FrozenTime), + ) + Expect(cS.ContainerStatistics[1].RuntimeDuration).To( + BeNumerically(">", cS.ContainerStatistics[1].CRIUStatistics.FrozenTime), + ) + + ps := podmanTest.Podman([]string{ + "ps", + "-q", + "--no-trunc", + }) + ps.WaitWithDefaultTimeout() + Expect(ps).Should(Exit(0)) + Expect(ps.LineInOutputContains(session1.OutputToString())).To(BeFalse()) + Expect(ps.LineInOutputContains(session2.OutputToString())).To(BeFalse()) + + result = podmanTest.Podman([]string{ + "container", + "restore", + "-a", + "--print-stats", + }) + result.WaitWithDefaultTimeout() + + Expect(result).Should(Exit(0)) + Expect(podmanTest.NumberOfContainersRunning()).To(Equal(2)) + Expect(podmanTest.GetContainerStatus()).To(ContainSubstring("Up")) + Expect(podmanTest.GetContainerStatus()).To(Not(ContainSubstring("Exited"))) + + type restoreStatistics struct { + PodmanDuration int64 `json:"podman_restore_duration"` + ContainerStatistics []*entities.RestoreReport `json:"container_statistics"` + } + + rS := new(restoreStatistics) + err = json.Unmarshal([]byte(result.OutputToString()), rS) + Expect(err).ShouldNot(HaveOccurred()) + + Expect(len(cS.ContainerStatistics)).To(Equal(2)) + Expect(cS.PodmanDuration).To(BeNumerically(">", cS.ContainerStatistics[0].RuntimeDuration)) + Expect(cS.PodmanDuration).To(BeNumerically(">", cS.ContainerStatistics[1].RuntimeDuration)) + Expect(cS.ContainerStatistics[0].RuntimeDuration).To( + BeNumerically(">", cS.ContainerStatistics[0].CRIUStatistics.RestoreTime), + ) + Expect(cS.ContainerStatistics[1].RuntimeDuration).To( + BeNumerically(">", cS.ContainerStatistics[1].CRIUStatistics.RestoreTime), + ) + + result = podmanTest.Podman([]string{ + "rm", + "-t", + "0", + "-fa", + }) + result.WaitWithDefaultTimeout() + Expect(result).Should(Exit(0)) + Expect(podmanTest.NumberOfContainersRunning()).To(Equal(0)) + }) + }) |