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package integration
import (
"fmt"
"io/ioutil"
"os"
"path/filepath"
"strings"
. "github.com/containers/podman/v3/test/utils"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
. "github.com/onsi/gomega/gexec"
)
var _ = Describe("Podman pause", func() {
var (
tempdir string
err error
podmanTest *PodmanTestIntegration
)
pausedState := "paused"
createdState := "created"
BeforeEach(func() {
SkipIfRootlessCgroupsV1("Pause is not supported in cgroups v1")
tempdir, err = CreateTempDirInTempDir()
if err != nil {
os.Exit(1)
}
if CGROUPSV2 {
b, err := ioutil.ReadFile("/proc/self/cgroup")
if err != nil {
Skip("cannot read self cgroup")
}
path := filepath.Join("/sys/fs/cgroup", strings.TrimSuffix(strings.Replace(string(b), "0::", "", 1), "\n"), "cgroup.freeze")
_, err = os.Stat(path)
if err != nil {
Skip("freezer controller not available on the current kernel")
}
}
podmanTest = PodmanTestCreate(tempdir)
podmanTest.Setup()
podmanTest.SeedImages()
})
AfterEach(func() {
podmanTest.Cleanup()
f := CurrentGinkgoTestDescription()
processTestResult(f)
})
It("podman pause bogus container", func() {
session := podmanTest.Podman([]string{"pause", "foobar"})
session.WaitWithDefaultTimeout()
Expect(session).To(ExitWithError())
})
It("podman unpause bogus container", func() {
session := podmanTest.Podman([]string{"unpause", "foobar"})
session.WaitWithDefaultTimeout()
Expect(session).To(ExitWithError())
})
It("podman pause a created container by id", func() {
session := podmanTest.Podman([]string{"create", ALPINE, "ls"})
session.WaitWithDefaultTimeout()
Expect(session).Should(Exit(0))
cid := session.OutputToString()
result := podmanTest.Podman([]string{"pause", cid})
result.WaitWithDefaultTimeout()
Expect(result).To(ExitWithError())
Expect(podmanTest.NumberOfContainersRunning()).To(Equal(0))
Expect(strings.ToLower(podmanTest.GetContainerStatus())).To(ContainSubstring(createdState))
// check we can read stats for a paused container
result = podmanTest.Podman([]string{"stats", "--no-stream", cid})
result.WaitWithDefaultTimeout()
Expect(result).To(ExitWithError())
})
It("podman pause a running container by id", func() {
session := podmanTest.RunTopContainer("")
session.WaitWithDefaultTimeout()
Expect(session).Should(Exit(0))
cid := session.OutputToString()
result := podmanTest.Podman([]string{"pause", cid})
result.WaitWithDefaultTimeout()
Expect(result).Should(Exit(0))
Expect(podmanTest.NumberOfContainersRunning()).To(Equal(0))
Expect(strings.ToLower(podmanTest.GetContainerStatus())).To(ContainSubstring(pausedState))
result = podmanTest.Podman([]string{"unpause", cid})
result.WaitWithDefaultTimeout()
})
It("podman container pause a running container by id", func() {
session := podmanTest.RunTopContainer("")
session.WaitWithDefaultTimeout()
Expect(session).Should(Exit(0))
cid := session.OutputToString()
result := podmanTest.Podman([]string{"container", "pause", cid})
result.WaitWithDefaultTimeout()
Expect(result).Should(Exit(0))
Expect(podmanTest.NumberOfContainersRunning()).To(Equal(0))
Expect(strings.ToLower(podmanTest.GetContainerStatus())).To(ContainSubstring(pausedState))
result = podmanTest.Podman([]string{"container", "unpause", cid})
result.WaitWithDefaultTimeout()
})
It("podman unpause a running container by id", func() {
session := podmanTest.RunTopContainer("")
session.WaitWithDefaultTimeout()
Expect(session).Should(Exit(0))
cid := session.OutputToString()
result := podmanTest.Podman([]string{"unpause", cid})
result.WaitWithDefaultTimeout()
Expect(result).Should(Exit(125))
Expect(podmanTest.NumberOfContainersRunning()).To(Equal(1))
})
It("podman remove a paused container by id without force", func() {
session := podmanTest.RunTopContainer("")
session.WaitWithDefaultTimeout()
Expect(session).Should(Exit(0))
cid := session.OutputToString()
result := podmanTest.Podman([]string{"pause", cid})
result.WaitWithDefaultTimeout()
Expect(result).Should(Exit(0))
Expect(podmanTest.NumberOfContainersRunning()).To(Equal(0))
Expect(strings.ToLower(podmanTest.GetContainerStatus())).To(ContainSubstring(pausedState))
result = podmanTest.Podman([]string{"rm", cid})
result.WaitWithDefaultTimeout()
Expect(result).Should(Exit(2))
Expect(podmanTest.NumberOfContainersRunning()).To(Equal(0))
Expect(strings.ToLower(podmanTest.GetContainerStatus())).To(ContainSubstring(pausedState))
})
It("podman remove a paused container by id with force", func() {
session := podmanTest.RunTopContainer("")
session.WaitWithDefaultTimeout()
Expect(session).Should(Exit(0))
cid := session.OutputToString()
result := podmanTest.Podman([]string{"pause", cid})
result.WaitWithDefaultTimeout()
Expect(result).Should(Exit(0))
Expect(podmanTest.NumberOfContainersRunning()).To(Equal(0))
Expect(strings.ToLower(podmanTest.GetContainerStatus())).To(ContainSubstring(pausedState))
result = podmanTest.Podman([]string{"rm", "-t", "0", "--force", cid})
result.WaitWithDefaultTimeout()
Expect(result).Should(Exit(0))
Expect(podmanTest.NumberOfContainersRunning()).To(Equal(0))
})
It("podman stop a paused container by id", func() {
session := podmanTest.RunTopContainer("")
session.WaitWithDefaultTimeout()
Expect(session).Should(Exit(0))
cid := session.OutputToString()
result := podmanTest.Podman([]string{"pause", cid})
result.WaitWithDefaultTimeout()
Expect(result).Should(Exit(0))
Expect(podmanTest.NumberOfContainersRunning()).To(Equal(0))
Expect(strings.ToLower(podmanTest.GetContainerStatus())).To(ContainSubstring(pausedState))
result = podmanTest.Podman([]string{"stop", cid})
result.WaitWithDefaultTimeout()
Expect(result).Should(Exit(125))
Expect(podmanTest.NumberOfContainersRunning()).To(Equal(0))
Expect(strings.ToLower(podmanTest.GetContainerStatus())).To(ContainSubstring(pausedState))
result = podmanTest.Podman([]string{"unpause", cid})
result.WaitWithDefaultTimeout()
Expect(result).Should(Exit(0))
Expect(podmanTest.NumberOfContainersRunning()).To(Equal(1))
result = podmanTest.Podman([]string{"rm", cid})
result.WaitWithDefaultTimeout()
Expect(result).Should(Exit(2))
Expect(podmanTest.NumberOfContainersRunning()).To(Equal(1))
result = podmanTest.Podman([]string{"rm", "-t", "0", "-f", cid})
result.WaitWithDefaultTimeout()
Expect(result).Should(Exit(0))
Expect(podmanTest.NumberOfContainersRunning()).To(Equal(0))
})
It("podman pause a running container by name", func() {
session := podmanTest.RunTopContainer("test1")
session.WaitWithDefaultTimeout()
Expect(session).Should(Exit(0))
result := podmanTest.Podman([]string{"pause", "test1"})
result.WaitWithDefaultTimeout()
Expect(result).Should(Exit(0))
Expect(podmanTest.NumberOfContainersRunning()).To(Equal(0))
Expect(strings.ToLower(podmanTest.GetContainerStatus())).To(Equal(pausedState))
result = podmanTest.Podman([]string{"unpause", "test1"})
result.WaitWithDefaultTimeout()
})
It("podman pause a running container by id and another by name", func() {
session1 := podmanTest.RunTopContainer("test1")
session1.WaitWithDefaultTimeout()
Expect(session1).Should(Exit(0))
session2 := podmanTest.RunTopContainer("")
session2.WaitWithDefaultTimeout()
Expect(session2).Should(Exit(0))
cid2 := session2.OutputToString()
result := podmanTest.Podman([]string{"pause", cid2})
result.WaitWithDefaultTimeout()
Expect(result).Should(Exit(0))
Expect(podmanTest.NumberOfContainersRunning()).To(Equal(1))
result = podmanTest.Podman([]string{"pause", "test1"})
result.WaitWithDefaultTimeout()
Expect(result).Should(Exit(0))
Expect(podmanTest.NumberOfContainersRunning()).To(Equal(0))
result = podmanTest.Podman([]string{"unpause", "test1"})
result.WaitWithDefaultTimeout()
result = podmanTest.Podman([]string{"unpause", cid2})
result.WaitWithDefaultTimeout()
})
It("Pause all containers (no containers exist)", func() {
result := podmanTest.Podman([]string{"pause", "--all"})
result.WaitWithDefaultTimeout()
Expect(result).Should(Exit(0))
Expect(podmanTest.NumberOfContainersRunning()).To(Equal(0))
})
It("Unpause all containers (no paused containers exist)", func() {
result := podmanTest.Podman([]string{"unpause", "--all"})
result.WaitWithDefaultTimeout()
Expect(result).Should(Exit(0))
Expect(podmanTest.NumberOfContainersRunning()).To(Equal(0))
})
It("Pause a bunch of running containers", func() {
for i := 0; i < 3; i++ {
name := fmt.Sprintf("test%d", i)
run := podmanTest.Podman([]string{"run", "-dt", "--name", name, nginx})
run.WaitWithDefaultTimeout()
Expect(run).Should(Exit(0))
}
running := podmanTest.Podman([]string{"ps", "-q"})
running.WaitWithDefaultTimeout()
Expect(running).Should(Exit(0))
Expect(len(running.OutputToStringArray())).To(Equal(3))
pause := podmanTest.Podman([]string{"pause", "--all"})
pause.WaitWithDefaultTimeout()
Expect(pause).Should(Exit(0))
running = podmanTest.Podman([]string{"ps", "-q"})
running.WaitWithDefaultTimeout()
Expect(running).Should(Exit(0))
Expect(len(running.OutputToStringArray())).To(Equal(0))
unpause := podmanTest.Podman([]string{"unpause", "--all"})
unpause.WaitWithDefaultTimeout()
Expect(unpause).Should(Exit(0))
})
It("Unpause a bunch of running containers", func() {
for i := 0; i < 3; i++ {
name := fmt.Sprintf("test%d", i)
run := podmanTest.Podman([]string{"run", "-dt", "--name", name, nginx})
run.WaitWithDefaultTimeout()
Expect(run).Should(Exit(0))
}
pause := podmanTest.Podman([]string{"pause", "--all"})
pause.WaitWithDefaultTimeout()
Expect(pause).Should(Exit(0))
unpause := podmanTest.Podman([]string{"unpause", "--all"})
unpause.WaitWithDefaultTimeout()
Expect(unpause).Should(Exit(0))
running := podmanTest.Podman([]string{"ps", "-q"})
running.WaitWithDefaultTimeout()
Expect(running).Should(Exit(0))
Expect(len(running.OutputToStringArray())).To(Equal(3))
})
})
|
