package integration import ( "fmt" "os" "time" . "github.com/containers/podman/v3/test/utils" . "github.com/onsi/ginkgo" . "github.com/onsi/gomega" . "github.com/onsi/gomega/gexec" ) var _ = Describe("Podman top", func() { var ( tempdir string err error podmanTest *PodmanTestIntegration ) BeforeEach(func() { tempdir, err = CreateTempDirInTempDir() if err != nil { os.Exit(1) } podmanTest = PodmanTestCreate(tempdir) podmanTest.Setup() podmanTest.SeedImages() }) AfterEach(func() { podmanTest.Cleanup() f := CurrentGinkgoTestDescription() processTestResult(f) }) It("podman pod top without pod name or id", func() { result := podmanTest.Podman([]string{"pod", "top"}) result.WaitWithDefaultTimeout() Expect(result).Should(Exit(125)) }) It("podman pod top on bogus pod", func() { result := podmanTest.Podman([]string{"pod", "top", "1234"}) result.WaitWithDefaultTimeout() Expect(result).Should(Exit(125)) }) It("podman pod top on non-running pod", func() { _, ec, podid := podmanTest.CreatePod(nil) Expect(ec).To(Equal(0)) result := podmanTest.Podman([]string{"top", podid}) result.WaitWithDefaultTimeout() Expect(result).Should(Exit(125)) }) It("podman pod top on pod", func() { _, ec, podid := podmanTest.CreatePod(nil) Expect(ec).To(Equal(0)) session := podmanTest.Podman([]string{"run", "-d", "--pod", podid, ALPINE, "top", "-d", "2"}) session.WaitWithDefaultTimeout() Expect(session).Should(Exit(0)) if !IsRemote() { podid = "-l" } result := podmanTest.Podman([]string{"pod", "top", podid}) result.WaitWithDefaultTimeout() Expect(result).Should(Exit(0)) Expect(len(result.OutputToStringArray())).To(BeNumerically(">", 1)) }) It("podman pod top with options", func() { _, ec, podid := podmanTest.CreatePod(nil) Expect(ec).To(Equal(0)) session := podmanTest.Podman([]string{"run", "-d", "--pod", podid, ALPINE, "top", "-d", "2"}) session.WaitWithDefaultTimeout() Expect(session).Should(Exit(0)) result := podmanTest.Podman([]string{"pod", "top", podid, "pid", "%C", "args"}) result.WaitWithDefaultTimeout() Expect(result).Should(Exit(0)) Expect(len(result.OutputToStringArray())).To(BeNumerically(">", 1)) }) It("podman pod top on pod invalid options", func() { _, ec, podid := podmanTest.CreatePod(nil) Expect(ec).To(Equal(0)) session := podmanTest.Podman([]string{"run", "-d", "--pod", podid, ALPINE, "top", "-d", "2"}) session.WaitWithDefaultTimeout() Expect(session).Should(Exit(0)) // We need to pass -eo to force executing ps in the Alpine container. // Alpines stripped down ps(1) is accepting any kind of weird input in // contrast to others, such that a `ps invalid` will silently ignore // the wrong input and still print the -ef output instead. result := podmanTest.Podman([]string{"pod", "top", podid, "-eo", "invalid"}) result.WaitWithDefaultTimeout() Expect(result).Should(Exit(125)) }) It("podman pod top on pod with containers in same pid namespace", func() { _, ec, podid := podmanTest.CreatePod(nil) Expect(ec).To(Equal(0)) session := podmanTest.Podman([]string{"run", "-d", "--pod", podid, ALPINE, "top", "-d", "2"}) session.WaitWithDefaultTimeout() Expect(session).Should(Exit(0)) cid := session.OutputToString() session = podmanTest.Podman([]string{"run", "-d", "--pod", podid, "--pid", fmt.Sprintf("container:%s", cid), ALPINE, "top", "-d", "2"}) session.WaitWithDefaultTimeout() Expect(session).Should(Exit(0)) result := podmanTest.Podman([]string{"pod", "top", podid}) result.WaitWithDefaultTimeout() Expect(result).Should(Exit(0)) Expect(result.OutputToStringArray()).To(HaveLen(3)) }) It("podman pod top on pod with containers in different namespace", func() { _, ec, podid := podmanTest.CreatePod(nil) Expect(ec).To(Equal(0)) session := podmanTest.Podman([]string{"run", "-d", "--pod", podid, ALPINE, "top", "-d", "2"}) session.WaitWithDefaultTimeout() Expect(session).Should(Exit(0)) session = podmanTest.Podman([]string{"run", "-d", "--pod", podid, ALPINE, "top", "-d", "2"}) session.WaitWithDefaultTimeout() Expect(session).Should(Exit(0)) for i := 0; i < 10; i++ { fmt.Println("Waiting for containers to be running .... ") if podmanTest.NumberOfContainersRunning() == 2 { break } time.Sleep(1 * time.Second) } result := podmanTest.Podman([]string{"pod", "top", podid}) result.WaitWithDefaultTimeout() Expect(result).Should(Exit(0)) Expect(result.OutputToStringArray()).To(HaveLen(3)) }) })