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pod create: add --infra-conmon-pidfile

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Add an `--infra-conmon-pidfile` flag to `podman-pod-create` to write the
infra container's conmon process ID to a specified path.  Several
container sub-commands already support `--conmon-pidfile` which is
especially helpful to allow for systemd to access and track the conmon
processes.  This allows for easily tracking the conmon process of a
pod's infra container.

Signed-off-by: Valentin Rothberg <rothberg@redhat.com>
This commit is contained in:
Valentin Rothberg
2020-05-29 13:20:22 +02:00
parent 144c6bb76d
commit 402c68b41d
10 changed files with 63 additions and 9 deletions
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19
test/e2e/pod_start_test.go
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@ -193,4 +193,23 @@ var _ = Describe("Podman pod start", func() {
Expect(session.ExitCode()).To(Equal(0))
Expect(podmanTest.NumberOfContainersRunning()).To(Equal(20)) // 10*(infra+top)
})
It("podman pod create --infra-conmon-pod create + start", func() {
tmpDir, err := ioutil.TempDir("", "")
Expect(err).To(BeNil())
tmpFile := tmpDir + "podID"
defer os.RemoveAll(tmpDir)
podName := "rudolph"
// Create a pod with --infra-conmon-pid.
session := podmanTest.Podman([]string{"pod", "create", "--name", podName, "--infra-conmon-pidfile", tmpFile})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
session = podmanTest.Podman([]string{"pod", "start", podName})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
Expect(podmanTest.NumberOfContainersRunning()).To(Equal(1)) // infra
})
})