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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()
podmanTest.SeedImages()
})
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].ImageName).To(Equal(fedoraMinimal))
Expect(ctrInspect.InspectContainerToJSON()[0].Name).To(Equal("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].Name).To(Equal("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.NanoCpus).To(Equal(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.MemorySwap).To(Equal(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.NanoCpus).To(Equal(nanoCPUs))
})
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))
})
})
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