Files
podman/test/e2e/pod_rm_test.go
Daniel J Walsh 15345ce4c3 podman create doesn't support creating detached containers
Detached containers and detach keys are only created with the podman run, i
exec, and start commands.  We do not store the detach key sequence or the
detach flags in the database, nor does Docker. The current code was ignoreing
these fields but documenting that they can be used.

Fix podman create man page and --help output to no longer indicate that
--detach and --detach-keys works.

Signed-off-by: Daniel J Walsh <dwalsh@redhat.com>
2020-10-21 21:00:50 -04:00

304 lines
9.3 KiB
Go

package integration
import (
"fmt"
"io/ioutil"
"os"
"path/filepath"
"strings"
. "github.com/containers/podman/v2/test/utils"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
)
var _ = Describe("Podman pod rm", 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 rm empty pod", func() {
_, ec, podid := podmanTest.CreatePod("")
Expect(ec).To(Equal(0))
result := podmanTest.Podman([]string{"pod", "rm", podid})
result.WaitWithDefaultTimeout()
Expect(result.ExitCode()).To(Equal(0))
// Also check that we don't leak cgroups
err := filepath.Walk("/sys/fs/cgroup", func(path string, info os.FileInfo, err error) error {
if err != nil {
return err
}
if !info.IsDir() {
Expect(err).To(BeNil())
}
if strings.Contains(info.Name(), podid) {
return fmt.Errorf("leaking cgroup path %s", path)
}
return nil
})
Expect(err).To(BeNil())
})
It("podman pod rm latest pod", func() {
_, ec, podid := podmanTest.CreatePod("")
Expect(ec).To(Equal(0))
_, ec2, podid2 := podmanTest.CreatePod("pod2")
Expect(ec2).To(Equal(0))
latest := "--latest"
if IsRemote() {
latest = "pod2"
}
result := podmanTest.Podman([]string{"pod", "rm", latest})
result.WaitWithDefaultTimeout()
Expect(result.ExitCode()).To(Equal(0))
result = podmanTest.Podman([]string{"pod", "ps", "-q", "--no-trunc"})
result.WaitWithDefaultTimeout()
Expect(result.ExitCode()).To(Equal(0))
Expect(result.OutputToString()).To(ContainSubstring(podid))
Expect(result.OutputToString()).To(Not(ContainSubstring(podid2)))
})
It("podman pod rm removes a pod with a container", func() {
_, ec, podid := podmanTest.CreatePod("")
Expect(ec).To(Equal(0))
_, ec2, _ := podmanTest.RunLsContainerInPod("", podid)
Expect(ec2).To(Equal(0))
result := podmanTest.Podman([]string{"pod", "rm", podid})
result.WaitWithDefaultTimeout()
Expect(result.ExitCode()).To(Equal(0))
result = podmanTest.Podman([]string{"ps", "-qa"})
result.WaitWithDefaultTimeout()
Expect(len(result.OutputToStringArray())).To(Equal(0))
})
It("podman pod rm -f does remove a running container", func() {
_, ec, podid := podmanTest.CreatePod("")
Expect(ec).To(Equal(0))
session := podmanTest.RunTopContainerInPod("", podid)
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
result := podmanTest.Podman([]string{"pod", "rm", "-f", podid})
result.WaitWithDefaultTimeout()
Expect(result.ExitCode()).To(Equal(0))
result = podmanTest.Podman([]string{"ps", "-q"})
result.WaitWithDefaultTimeout()
Expect(result.OutputToString()).To(BeEmpty())
})
It("podman pod rm -a doesn't remove a running container", func() {
fmt.Printf("To start, there are %d pods\n", podmanTest.NumberOfPods())
_, ec, podid1 := podmanTest.CreatePod("")
Expect(ec).To(Equal(0))
_, ec, _ = podmanTest.CreatePod("")
Expect(ec).To(Equal(0))
fmt.Printf("Started %d pods\n", podmanTest.NumberOfPods())
session := podmanTest.RunTopContainerInPod("", podid1)
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
podmanTest.WaitForContainer()
Expect(podmanTest.NumberOfContainersRunning()).To(Equal(1))
fmt.Printf("Started container running in one pod")
num_pods := podmanTest.NumberOfPods()
Expect(num_pods).To(Equal(2))
ps := podmanTest.Podman([]string{"pod", "ps"})
ps.WaitWithDefaultTimeout()
fmt.Printf("Current %d pod(s):\n%s\n", num_pods, ps.OutputToString())
fmt.Printf("Removing all empty pods\n")
result := podmanTest.Podman([]string{"pod", "rm", "-a"})
result.WaitWithDefaultTimeout()
Expect(result).To(ExitWithError())
foundExpectedError, _ := result.ErrorGrepString("cannot be removed")
Expect(foundExpectedError).To(Equal(true))
num_pods = podmanTest.NumberOfPods()
ps = podmanTest.Podman([]string{"pod", "ps"})
ps.WaitWithDefaultTimeout()
fmt.Printf("Final %d pod(s):\n%s\n", num_pods, ps.OutputToString())
Expect(num_pods).To(Equal(1))
// Confirm top container still running inside remaining pod
Expect(podmanTest.NumberOfContainersRunning()).To(Equal(1))
})
It("podman pod rm -fa removes everything", func() {
_, ec, podid1 := podmanTest.CreatePod("")
Expect(ec).To(Equal(0))
_, ec, podid2 := podmanTest.CreatePod("")
Expect(ec).To(Equal(0))
_, ec, _ = podmanTest.CreatePod("")
Expect(ec).To(Equal(0))
session := podmanTest.RunTopContainerInPod("", podid1)
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
session = podmanTest.Podman([]string{"create", "--pod", podid1, ALPINE, "ls"})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
_, ec, _ = podmanTest.RunLsContainerInPod("", podid2)
Expect(ec).To(Equal(0))
session = podmanTest.RunTopContainerInPod("", podid2)
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
result := podmanTest.Podman([]string{"pod", "rm", "-fa"})
result.WaitWithDefaultTimeout()
Expect(result.ExitCode()).To(Equal(0))
result = podmanTest.Podman([]string{"ps", "-q"})
result.WaitWithDefaultTimeout()
Expect(result.OutputToString()).To(BeEmpty())
// one pod should have been deleted
result = podmanTest.Podman([]string{"pod", "ps", "-q"})
result.WaitWithDefaultTimeout()
Expect(result.OutputToString()).To(BeEmpty())
})
It("podman rm bogus pod", func() {
session := podmanTest.Podman([]string{"pod", "rm", "bogus"})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(1))
})
It("podman rm bogus pod and a running pod", func() {
_, ec, podid1 := podmanTest.CreatePod("")
Expect(ec).To(Equal(0))
session := podmanTest.RunTopContainerInPod("test1", podid1)
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
session = podmanTest.Podman([]string{"pod", "rm", "bogus", "test1"})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(1))
session = podmanTest.Podman([]string{"pod", "rm", "test1", "bogus"})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(1))
})
It("podman rm --ignore bogus pod and a running pod", func() {
_, ec, podid1 := podmanTest.CreatePod("")
Expect(ec).To(Equal(0))
session := podmanTest.RunTopContainerInPod("test1", podid1)
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
session = podmanTest.Podman([]string{"pod", "rm", "--force", "--ignore", "bogus", "test1"})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
session = podmanTest.Podman([]string{"pod", "rm", "--ignore", "test1", "bogus"})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
})
It("podman pod start/remove single pod via --pod-id-file", func() {
tmpDir, err := ioutil.TempDir("", "")
Expect(err).To(BeNil())
tmpFile := tmpDir + "podID"
defer os.RemoveAll(tmpDir)
podName := "rudolph"
// Create a pod with --pod-id-file.
session := podmanTest.Podman([]string{"pod", "create", "--name", podName, "--pod-id-file", tmpFile})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
// Create container inside the pod.
session = podmanTest.Podman([]string{"create", "--pod", podName, ALPINE, "top"})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
session = podmanTest.Podman([]string{"pod", "start", "--pod-id-file", tmpFile})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
Expect(podmanTest.NumberOfContainersRunning()).To(Equal(2)) // infra+top
session = podmanTest.Podman([]string{"pod", "rm", "--pod-id-file", tmpFile, "--force"})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
Expect(podmanTest.NumberOfContainersRunning()).To(Equal(0))
})
It("podman pod start/remove multiple pods via --pod-id-file", func() {
tmpDir, err := ioutil.TempDir("", "")
Expect(err).To(BeNil())
defer os.RemoveAll(tmpDir)
podIDFiles := []string{}
for _, i := range "0123456789" {
tmpFile := tmpDir + "cid" + string(i)
podName := "rudolph" + string(i)
// Create a pod with --pod-id-file.
session := podmanTest.Podman([]string{"pod", "create", "--name", podName, "--pod-id-file", tmpFile})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
// Create container inside the pod.
session = podmanTest.Podman([]string{"create", "--pod", podName, ALPINE, "top"})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
// Append the id files along with the command.
podIDFiles = append(podIDFiles, "--pod-id-file")
podIDFiles = append(podIDFiles, tmpFile)
}
cmd := []string{"pod", "start"}
cmd = append(cmd, podIDFiles...)
session := podmanTest.Podman(cmd)
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
Expect(podmanTest.NumberOfContainersRunning()).To(Equal(20)) // 10*(infra+top)
cmd = []string{"pod", "rm", "--force"}
cmd = append(cmd, podIDFiles...)
session = podmanTest.Podman(cmd)
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
Expect(podmanTest.NumberOfContainersRunning()).To(Equal(0))
})
})