package integration import ( "os" . "github.com/containers/podman/v4/test/utils" . "github.com/onsi/ginkgo" . "github.com/onsi/gomega" . "github.com/onsi/gomega/gexec" ) var _ = Describe("Podman container clone", func() { var ( tempdir string err error podmanTest *PodmanTestIntegration ) BeforeEach(func() { SkipIfRemote("podman container clone is not supported in remote") tempdir, err = CreateTempDirInTempDir() if err != nil { os.Exit(1) } podmanTest = PodmanTestCreate(tempdir) podmanTest.Setup() }) AfterEach(func() { podmanTest.Cleanup() f := CurrentGinkgoTestDescription() processTestResult(f) }) It("podman container clone basic test", func() { SkipIfRootlessCgroupsV1("starting a container with the memory limits not supported") create := podmanTest.Podman([]string{"create", ALPINE}) create.WaitWithDefaultTimeout() Expect(create).To(Exit(0)) clone := podmanTest.Podman([]string{"container", "clone", create.OutputToString()}) clone.WaitWithDefaultTimeout() Expect(clone).To(Exit(0)) clone = podmanTest.Podman([]string{"container", "clone", clone.OutputToString()}) clone.WaitWithDefaultTimeout() Expect(clone).To(Exit(0)) ctrInspect := podmanTest.Podman([]string{"inspect", clone.OutputToString()}) ctrInspect.WaitWithDefaultTimeout() Expect(ctrInspect).To(Exit(0)) Expect(ctrInspect.InspectContainerToJSON()[0].Name).To(ContainSubstring("-clone1")) ctrStart := podmanTest.Podman([]string{"container", "start", clone.OutputToString()}) ctrStart.WaitWithDefaultTimeout() Expect(ctrStart).To(Exit(0)) }) It("podman container clone image test", func() { create := podmanTest.Podman([]string{"create", ALPINE}) create.WaitWithDefaultTimeout() Expect(create).To(Exit(0)) clone := podmanTest.Podman([]string{"container", "clone", create.OutputToString(), "new_name", fedoraMinimal}) clone.WaitWithDefaultTimeout() Expect(clone).To(Exit(0)) ctrInspect := podmanTest.Podman([]string{"inspect", clone.OutputToString()}) ctrInspect.WaitWithDefaultTimeout() Expect(ctrInspect).To(Exit(0)) Expect(ctrInspect.InspectContainerToJSON()[0]).To(HaveField("ImageName", fedoraMinimal)) Expect(ctrInspect.InspectContainerToJSON()[0]).To(HaveField("Name", "new_name")) }) It("podman container clone name test", func() { create := podmanTest.Podman([]string{"create", ALPINE}) create.WaitWithDefaultTimeout() Expect(create).To(Exit(0)) clone := podmanTest.Podman([]string{"container", "clone", "--name", "testing123", create.OutputToString()}) clone.WaitWithDefaultTimeout() Expect(clone).To(Exit(0)) cloneInspect := podmanTest.Podman([]string{"inspect", clone.OutputToString()}) cloneInspect.WaitWithDefaultTimeout() Expect(cloneInspect).To(Exit(0)) cloneData := cloneInspect.InspectContainerToJSON() Expect(cloneData[0]).To(HaveField("Name", "testing123")) }) It("podman container clone resource limits override", func() { create := podmanTest.Podman([]string{"create", "--cpus=5", ALPINE}) create.WaitWithDefaultTimeout() Expect(create).To(Exit(0)) clone := podmanTest.Podman([]string{"container", "clone", create.OutputToString()}) clone.WaitWithDefaultTimeout() Expect(clone).To(Exit(0)) createInspect := podmanTest.Podman([]string{"inspect", create.OutputToString()}) createInspect.WaitWithDefaultTimeout() Expect(createInspect).To(Exit(0)) createData := createInspect.InspectContainerToJSON() cloneInspect := podmanTest.Podman([]string{"inspect", clone.OutputToString()}) cloneInspect.WaitWithDefaultTimeout() Expect(cloneInspect).To(Exit(0)) cloneData := cloneInspect.InspectContainerToJSON() Expect(createData[0].HostConfig).To(HaveField("NanoCpus", cloneData[0].HostConfig.NanoCpus)) create = podmanTest.Podman([]string{"create", "--memory=5", ALPINE}) create.WaitWithDefaultTimeout() Expect(create).To(Exit(0)) clone = podmanTest.Podman([]string{"container", "clone", "--cpus=6", create.OutputToString()}) clone.WaitWithDefaultTimeout() Expect(clone).To(Exit(0)) createInspect = podmanTest.Podman([]string{"inspect", create.OutputToString()}) createInspect.WaitWithDefaultTimeout() Expect(createInspect).To(Exit(0)) createData = createInspect.InspectContainerToJSON() cloneInspect = podmanTest.Podman([]string{"inspect", clone.OutputToString()}) cloneInspect.WaitWithDefaultTimeout() Expect(cloneInspect).To(Exit(0)) cloneData = cloneInspect.InspectContainerToJSON() Expect(createData[0].HostConfig).To(HaveField("MemorySwap", cloneData[0].HostConfig.MemorySwap)) create = podmanTest.Podman([]string{"create", "--cpus=5", ALPINE}) create.WaitWithDefaultTimeout() Expect(create).To(Exit(0)) clone = podmanTest.Podman([]string{"container", "clone", "--cpus=4", create.OutputToString()}) clone.WaitWithDefaultTimeout() Expect(clone).To(Exit(0)) var nanoCPUs int64 numCpus := 4 nanoCPUs = int64(numCpus * 1000000000) createInspect = podmanTest.Podman([]string{"inspect", create.OutputToString()}) createInspect.WaitWithDefaultTimeout() Expect(createInspect).To(Exit(0)) createData = createInspect.InspectContainerToJSON() cloneInspect = podmanTest.Podman([]string{"inspect", clone.OutputToString()}) cloneInspect.WaitWithDefaultTimeout() Expect(cloneInspect).To(Exit(0)) cloneData = cloneInspect.InspectContainerToJSON() Expect(createData[0].HostConfig.NanoCpus).ToNot(Equal(cloneData[0].HostConfig.NanoCpus)) Expect(cloneData[0].HostConfig).To(HaveField("NanoCpus", nanoCPUs)) create = podmanTest.Podman([]string{"create", ALPINE}) create.WaitWithDefaultTimeout() Expect(create).To(Exit(0)) clone = podmanTest.Podman([]string{"container", "clone", "--cpus=4", create.OutputToString()}) clone.WaitWithDefaultTimeout() Expect(clone).To(Exit(0)) cloneInspect = podmanTest.Podman([]string{"inspect", clone.OutputToString()}) cloneInspect.WaitWithDefaultTimeout() Expect(cloneInspect).To(Exit(0)) cloneData = cloneInspect.InspectContainerToJSON() Expect(cloneData[0].HostConfig).To(HaveField("MemorySwappiness", int64(0))) }) It("podman container clone in a pod", func() { SkipIfRootlessCgroupsV1("starting a container with the memory limits not supported") run := podmanTest.Podman([]string{"run", "-dt", "--pod", "new:1234", ALPINE, "sleep", "20"}) run.WaitWithDefaultTimeout() Expect(run).To(Exit(0)) clone := podmanTest.Podman([]string{"container", "clone", run.OutputToString()}) clone.WaitWithDefaultTimeout() Expect(clone).To(Exit(0)) ctrStart := podmanTest.Podman([]string{"container", "start", clone.OutputToString()}) ctrStart.WaitWithDefaultTimeout() Expect(ctrStart).To(Exit(0)) checkClone := podmanTest.Podman([]string{"ps", "-f", "id=" + clone.OutputToString(), "--ns", "--format", "{{.Namespaces.IPC}} {{.Namespaces.UTS}} {{.Namespaces.NET}}"}) checkClone.WaitWithDefaultTimeout() Expect(checkClone).Should(Exit(0)) cloneArray := checkClone.OutputToStringArray() checkCreate := podmanTest.Podman([]string{"ps", "-f", "id=" + run.OutputToString(), "--ns", "--format", "{{.Namespaces.IPC}} {{.Namespaces.UTS}} {{.Namespaces.NET}}"}) checkCreate.WaitWithDefaultTimeout() Expect(checkCreate).Should(Exit(0)) createArray := checkCreate.OutputToStringArray() Expect(cloneArray).To(ContainElements(createArray)) ctrInspect := podmanTest.Podman([]string{"inspect", clone.OutputToString()}) ctrInspect.WaitWithDefaultTimeout() Expect(ctrInspect).Should(Exit(0)) runInspect := podmanTest.Podman([]string{"inspect", run.OutputToString()}) runInspect.WaitWithDefaultTimeout() Expect(runInspect).Should(Exit(0)) Expect(ctrInspect.InspectContainerToJSON()[0].Pod).Should(Equal(runInspect.InspectContainerToJSON()[0].Pod)) Expect(ctrInspect.InspectContainerToJSON()[0].HostConfig.NetworkMode).Should(Equal(runInspect.InspectContainerToJSON()[0].HostConfig.NetworkMode)) }) It("podman container clone to a pod", func() { createPod := podmanTest.Podman([]string{"pod", "create", "--share", "uts", "--name", "foo-pod"}) createPod.WaitWithDefaultTimeout() Expect(createPod).To(Exit(0)) ctr := podmanTest.RunTopContainer("ctr") ctr.WaitWithDefaultTimeout() Expect(ctr).Should(Exit(0)) clone := podmanTest.Podman([]string{"container", "clone", "--name", "cloned", "--pod", "foo-pod", "ctr"}) clone.WaitWithDefaultTimeout() Expect(clone).To(Exit(0)) ctrInspect := podmanTest.Podman([]string{"inspect", "cloned"}) ctrInspect.WaitWithDefaultTimeout() Expect(ctrInspect).Should(Exit(0)) Expect(ctrInspect.InspectContainerToJSON()[0].Pod).Should(Equal(createPod.OutputToString())) Expect(ctrInspect.InspectContainerToJSON()[0].HostConfig.NetworkMode).Should(Not(ContainSubstring("container:"))) createPod = podmanTest.Podman([]string{"pod", "create", "--share", "uts,net", "--name", "bar-pod"}) createPod.WaitWithDefaultTimeout() Expect(createPod).To(Exit(0)) clone = podmanTest.Podman([]string{"container", "clone", "--name", "cloned2", "--pod", "bar-pod", "ctr"}) clone.WaitWithDefaultTimeout() Expect(clone).To(Exit(0)) ctrInspect = podmanTest.Podman([]string{"inspect", "cloned2"}) ctrInspect.WaitWithDefaultTimeout() Expect(ctrInspect).Should(Exit(0)) Expect(ctrInspect.InspectContainerToJSON()[0].Pod).Should(Equal(createPod.OutputToString())) Expect(ctrInspect.InspectContainerToJSON()[0].HostConfig.NetworkMode).Should(ContainSubstring("container:")) }) It("podman container clone --destroy --force test", func() { create := podmanTest.Podman([]string{"create", ALPINE}) create.WaitWithDefaultTimeout() Expect(create).To(Exit(0)) clone := podmanTest.Podman([]string{"container", "clone", "--destroy", create.OutputToString()}) clone.WaitWithDefaultTimeout() Expect(clone).To(Exit(0)) inspect := podmanTest.Podman([]string{"inspect", create.OutputToString()}) inspect.WaitWithDefaultTimeout() Expect(inspect).ToNot(Exit(0)) run := podmanTest.Podman([]string{"run", "-dt", ALPINE}) run.WaitWithDefaultTimeout() Expect(run).To(Exit(0)) clone = podmanTest.Podman([]string{"container", "clone", "--destroy", "-f", run.OutputToString()}) clone.WaitWithDefaultTimeout() Expect(clone).To(Exit(0)) inspect = podmanTest.Podman([]string{"inspect", run.OutputToString()}) inspect.WaitWithDefaultTimeout() Expect(inspect).ToNot(Exit(0)) run = podmanTest.Podman([]string{"run", "-dt", ALPINE}) run.WaitWithDefaultTimeout() Expect(run).To(Exit(0)) clone = podmanTest.Podman([]string{"container", "clone", "-f", run.OutputToString()}) clone.WaitWithDefaultTimeout() Expect(clone).ToNot(Exit(0)) }) })