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Merge pull request #8819 from chen-zhuohan/add-pre-checkpoint

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Add pre-checkpoint and restore with previous
This commit is contained in:
OpenShift Merge Robot
2021-01-12 07:57:05 -05:00
committed by GitHub
parent 1955eee89f 2aa381f2d0
commit 5575c7be20
11 changed files with 192 additions and 2 deletions
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75
test/e2e/checkpoint_test.go
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@@ -4,6 +4,7 @@ import (
"net"
"os"
"os/exec"
"strings"
"github.com/containers/podman/v2/pkg/criu"
. "github.com/containers/podman/v2/test/utils"
@@ -747,4 +748,78 @@ var _ = Describe("Podman checkpoint", func() {
// 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)
})
})