Files
podman/test/e2e/pod_rm_test.go
Paul Holzinger fc5aa9c9ca test/e2e: use GinkgoT().TempDir() over MkdirTemp()
Using GinkgoT().TempDir() will automatically result in the directy to be
cleaned up when the test is done. This should help to prevent leaking
files and we do not need to error check every time.

Signed-off-by: Paul Holzinger <pholzing@redhat.com>
2023-07-05 10:40:26 +02:00

325 lines
10 KiB
Go

package integration
import (
"errors"
"fmt"
"io/fs"
"os"
"path/filepath"
"strings"
. "github.com/containers/podman/v4/test/utils"
. "github.com/onsi/ginkgo/v2"
. "github.com/onsi/gomega"
. "github.com/onsi/gomega/gexec"
)
var _ = Describe("Podman pod rm", func() {
It("podman pod rm empty pod", func() {
_, ec, podid := podmanTest.CreatePod(nil)
Expect(ec).To(Equal(0))
result := podmanTest.Podman([]string{"pod", "rm", podid})
result.WaitWithDefaultTimeout()
Expect(result).Should(Exit(0))
// Also check that we don't leak cgroups
err := filepath.WalkDir("/sys/fs/cgroup", func(path string, d fs.DirEntry, err error) error {
if err != nil {
// A cgroup directory could have been deleted in the meanwhile filepath.WalkDir was
// accessing it. If that happens, we just ignore the error.
if d.IsDir() && errors.Is(err, os.ErrNotExist) {
return nil
}
return err
}
if strings.Contains(d.Name(), podid) {
return fmt.Errorf("leaking cgroup path %s", path)
}
return nil
})
Expect(err).ToNot(HaveOccurred())
})
It("podman pod rm latest pod", func() {
_, ec, podid := podmanTest.CreatePod(nil)
Expect(ec).To(Equal(0))
_, ec2, podid2 := podmanTest.CreatePod(map[string][]string{"--name": {"pod2"}})
Expect(ec2).To(Equal(0))
latest := "--latest"
if IsRemote() {
latest = "pod2"
}
result := podmanTest.Podman([]string{"pod", "rm", latest})
result.WaitWithDefaultTimeout()
Expect(result).Should(Exit(0))
result = podmanTest.Podman([]string{"pod", "ps", "-q", "--no-trunc"})
result.WaitWithDefaultTimeout()
Expect(result).Should(Exit(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(nil)
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).Should(Exit(0))
result = podmanTest.Podman([]string{"ps", "-qa"})
result.WaitWithDefaultTimeout()
Expect(result.OutputToStringArray()).To(BeEmpty())
})
It("podman pod rm -f does remove a running container", func() {
_, ec, podid := podmanTest.CreatePod(nil)
Expect(ec).To(Equal(0))
session := podmanTest.RunTopContainerInPod("", podid)
session.WaitWithDefaultTimeout()
Expect(session).Should(Exit(0))
result := podmanTest.Podman([]string{"pod", "rm", "-t", "0", "-f", podid})
result.WaitWithDefaultTimeout()
Expect(result).Should(Exit(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() {
GinkgoWriter.Printf("To start, there are %d pods\n", podmanTest.NumberOfPods())
_, ec, podid1 := podmanTest.CreatePod(nil)
Expect(ec).To(Equal(0))
_, ec, _ = podmanTest.CreatePod(nil)
Expect(ec).To(Equal(0))
GinkgoWriter.Printf("Started %d pods\n", podmanTest.NumberOfPods())
session := podmanTest.RunTopContainerInPod("", podid1)
session.WaitWithDefaultTimeout()
Expect(session).Should(Exit(0))
podmanTest.WaitForContainer()
Expect(podmanTest.NumberOfContainersRunning()).To(Equal(1))
GinkgoWriter.Printf("Started container running in one pod")
numPods := podmanTest.NumberOfPods()
Expect(numPods).To(Equal(2))
ps := podmanTest.Podman([]string{"pod", "ps"})
ps.WaitWithDefaultTimeout()
GinkgoWriter.Printf("Current %d pod(s):\n%s\n", numPods, ps.OutputToString())
GinkgoWriter.Printf("Removing all empty pods\n")
result := podmanTest.Podman([]string{"pod", "rm", "-a"})
result.WaitWithDefaultTimeout()
Expect(result).To(ExitWithError())
Expect(result.ErrorToString()).To(ContainSubstring("not all containers could be removed from pod"))
numPods = podmanTest.NumberOfPods()
ps = podmanTest.Podman([]string{"pod", "ps"})
ps.WaitWithDefaultTimeout()
GinkgoWriter.Printf("Final %d pod(s):\n%s\n", numPods, ps.OutputToString())
Expect(numPods).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(nil)
Expect(ec).To(Equal(0))
_, ec, podid2 := podmanTest.CreatePod(nil)
Expect(ec).To(Equal(0))
_, ec, _ = podmanTest.CreatePod(nil)
Expect(ec).To(Equal(0))
session := podmanTest.RunTopContainerInPod("", podid1)
session.WaitWithDefaultTimeout()
Expect(session).Should(Exit(0))
session = podmanTest.Podman([]string{"create", "--pod", podid1, ALPINE, "ls"})
session.WaitWithDefaultTimeout()
Expect(session).Should(Exit(0))
_, ec, _ = podmanTest.RunLsContainerInPod("", podid2)
Expect(ec).To(Equal(0))
session = podmanTest.RunTopContainerInPod("", podid2)
session.WaitWithDefaultTimeout()
Expect(session).Should(Exit(0))
result := podmanTest.Podman([]string{"pod", "rm", "-t", "0", "-fa"})
result.WaitWithDefaultTimeout()
Expect(result).Should(Exit(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).Should(Exit(1))
})
It("podman rm bogus pod and a running pod", func() {
_, ec, podid1 := podmanTest.CreatePod(nil)
Expect(ec).To(Equal(0))
session := podmanTest.RunTopContainerInPod("test1", podid1)
session.WaitWithDefaultTimeout()
Expect(session).Should(Exit(0))
session = podmanTest.Podman([]string{"pod", "rm", "bogus", "test1"})
session.WaitWithDefaultTimeout()
Expect(session).Should(Exit(1))
session = podmanTest.Podman([]string{"pod", "rm", "test1", "bogus"})
session.WaitWithDefaultTimeout()
Expect(session).Should(Exit(1))
})
It("podman rm --ignore bogus pod and a running pod", func() {
_, ec, podid1 := podmanTest.CreatePod(nil)
Expect(ec).To(Equal(0))
session := podmanTest.RunTopContainerInPod("test1", podid1)
session.WaitWithDefaultTimeout()
Expect(session).Should(Exit(0))
session = podmanTest.Podman([]string{"pod", "rm", "-t", "0", "--force", "--ignore", "bogus", "test1"})
session.WaitWithDefaultTimeout()
Expect(session).Should(Exit(0))
session = podmanTest.Podman([]string{"pod", "rm", "--ignore", "test1", "bogus"})
session.WaitWithDefaultTimeout()
Expect(session).Should(Exit(0))
})
It("podman pod start/remove single pod via --pod-id-file", func() {
tmpDir := GinkgoT().TempDir()
tmpFile := tmpDir + "podID"
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).Should(Exit(0))
// Create container inside the pod.
session = podmanTest.Podman([]string{"create", "--pod", podName, ALPINE, "top"})
session.WaitWithDefaultTimeout()
Expect(session).Should(Exit(0))
session = podmanTest.Podman([]string{"pod", "start", "--pod-id-file", tmpFile})
session.WaitWithDefaultTimeout()
Expect(session).Should(Exit(0))
Expect(podmanTest.NumberOfContainersRunning()).To(Equal(2)) // infra+top
session = podmanTest.Podman([]string{"pod", "rm", "-t", "0", "--pod-id-file", tmpFile, "--force"})
session.WaitWithDefaultTimeout()
Expect(session).Should(Exit(0))
Expect(podmanTest.NumberOfContainersRunning()).To(Equal(0))
})
It("podman pod start/remove multiple pods via --pod-id-file", func() {
tmpDir := GinkgoT().TempDir()
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).Should(Exit(0))
// Create container inside the pod.
session = podmanTest.Podman([]string{"create", "--pod", podName, ALPINE, "top"})
session.WaitWithDefaultTimeout()
Expect(session).Should(Exit(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).Should(Exit(0))
Expect(podmanTest.NumberOfContainersRunning()).To(Equal(20)) // 10*(infra+top)
cmd = []string{"pod", "rm", "--time=0", "--force"}
cmd = append(cmd, podIDFiles...)
session = podmanTest.Podman(cmd)
session.WaitWithDefaultTimeout()
Expect(session).Should(Exit(0))
Expect(podmanTest.NumberOfContainersRunning()).To(Equal(0))
})
It("podman pod rm with exited containers", func() {
_, ec, podid := podmanTest.CreatePod(nil)
Expect(ec).To(Equal(0))
session := podmanTest.Podman([]string{"run", "--pod", podid, ALPINE})
session.WaitWithDefaultTimeout()
Expect(session).Should(Exit(0))
session = podmanTest.Podman([]string{"run", "--pod", podid, ALPINE})
session.WaitWithDefaultTimeout()
Expect(session).Should(Exit(0))
result := podmanTest.Podman([]string{"pod", "rm", podid})
result.WaitWithDefaultTimeout()
Expect(result).Should(Exit(0))
})
It("podman pod rm pod with infra container and running container", func() {
podName := "testPod"
ctrName := "testCtr"
ctrAndPod := podmanTest.Podman([]string{"run", "-d", "--pod", fmt.Sprintf("new:%s", podName), "--name", ctrName, ALPINE, "top"})
ctrAndPod.WaitWithDefaultTimeout()
Expect(ctrAndPod).Should(Exit(0))
removePod := podmanTest.Podman([]string{"pod", "rm", "-a"})
removePod.WaitWithDefaultTimeout()
Expect(removePod).Should(Not(Exit(0)))
ps := podmanTest.Podman([]string{"pod", "ps"})
ps.WaitWithDefaultTimeout()
Expect(ps).Should(Exit(0))
Expect(ps.OutputToString()).To(ContainSubstring(podName))
removePodForce := podmanTest.Podman([]string{"pod", "rm", "-af"})
removePodForce.WaitWithDefaultTimeout()
Expect(removePodForce).Should(Exit(0))
ps2 := podmanTest.Podman([]string{"pod", "ps"})
ps2.WaitWithDefaultTimeout()
Expect(ps2).Should(Exit(0))
Expect(ps2.OutputToString()).To(Not(ContainSubstring(podName)))
})
})