test: Add checkpoint/restore with volumes

Signed-off-by: Radostin Stoyanov <rstoyanov@fedoraproject.org>
This commit is contained in:
Radostin Stoyanov 2020-12-29 09:03:08 +00:00
parent 288ccc4c84
commit 1215bd9ffd
2 changed files with 97 additions and 0 deletions

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@ -0,0 +1,2 @@
FROM alpine
VOLUME "/volume0"

View file

@ -652,4 +652,99 @@ 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)
})
})