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fix(tests): Ensure no pods are up if 'no CNI plugins initialized' err…
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…or is thrown

- Updated TestRunPodSandboxNoCNIPlugins to assert that zero pods are up when CNI plugins are not initialized.
- Removed detailed PodSandbox state checks.
- Added cleanup logic to remove the pod used for the check.
- Added assertions to ensure no pods are up before and after containerd restart.


Signed-off-by: Mohamed Nabeel <137497525+nabeelmohamed@users.noreply.github.com>
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nabeelmohamed authored Nov 9, 2024
1 parent 4f3e2a6 commit 56db713
Showing 1 changed file with 39 additions and 67 deletions.
106 changes: 39 additions & 67 deletions integration/sandbox_run_rollback_test.go
Original file line number Diff line number Diff line change
Expand Up @@ -321,73 +321,45 @@ func sbserverSandboxInfo(id string) (*criapiv1.PodSandboxStatus, *types.SandboxI

// TestRunPodSandboxNoCNIPlugins checks if the sandbox creation fails with the expected error message when no CNI plugins are initialized.
func TestRunPodSandboxNoCNIPlugins(t *testing.T) {
if runtime.GOOS != "linux" {
t.Skip()
}

testCase := func(restart bool) func(*testing.T) {
return func(t *testing.T) {
t.Log("Init PodSandboxConfig with specific label")
labels := map[string]string{
t.Name(): "true",
}
sbConfig := PodSandboxConfig(t.Name(), "nocni", WithPodLabels(labels))
t.Log("Inject CNI plugin initialization failpoint")

// Correct struct to pass into the function
conf := &failpointConf{
Add: "1*error(no CNI plugins initialized)",
}
injectCNIFailpoint(t, sbConfig, conf)

// Continue with the rest of your test...
t.Log("Create a sandbox")
_, err := runtimeService.RunPodSandbox(sbConfig, failpointRuntimeHandler)
require.Error(t, err)
require.ErrorContains(t, err, "no CNI plugins initialized")

t.Log("ListPodSandbox with the specific label")
l, err := runtimeService.ListPodSandbox(&criapiv1.PodSandboxFilter{LabelSelector: labels})
require.NoError(t, err)
require.Len(t, l, 1)
sb := l[0]
require.Equal(t, criapiv1.PodSandboxState_SANDBOX_NOTREADY, sb.State)
require.Equal(t, sbConfig.Metadata.Name, sb.Metadata.Name)
require.Equal(t, sbConfig.Metadata.Namespace, sb.Metadata.Namespace)
require.Equal(t, sbConfig.Metadata.Uid, sb.Metadata.Uid)
require.Equal(t, sbConfig.Metadata.Attempt, sb.Metadata.Attempt)

t.Log("Check PodSandboxStatus")
sbStatus, err := runtimeService.PodSandboxStatus(sb.Id)
require.NoError(t, err)
require.Equal(t, criapiv1.PodSandboxState_SANDBOX_NOTREADY, sbStatus.State)
require.Greater(t, len(sbStatus.Network.Ip), 0)

if restart {
t.Log("Restart containerd")
RestartContainerd(t, syscall.SIGTERM)

t.Log("ListPodSandbox with the specific label")
l, err = runtimeService.ListPodSandbox(&criapiv1.PodSandboxFilter{Id: sb.Id})
require.NoError(t, err)
require.Len(t, l, 1)
require.Equal(t, criapiv1.PodSandboxState_SANDBOX_NOTREADY, l[0].State)

t.Log("Check PodSandboxStatus")
sbStatus, err = runtimeService.PodSandboxStatus(sb.Id)
require.NoError(t, err)
t.Log(sbStatus.Network)
require.Equal(t, criapiv1.PodSandboxState_SANDBOX_NOTREADY, sbStatus.State)
}

t.Log("Cleanup leaky sandbox")
err = runtimeService.RemovePodSandbox(sb.Id)
require.NoError(t, err)
}
}

t.Run("CleanupAfterRestart", testCase(true))
t.Run("JustCleanup", testCase(false))
if runtime.GOOS != "linux" {
t.Skip()
}
testCase := func(restart bool) func(*testing.T) {
return func(t *testing.T) {
t.Log("Init PodSandboxConfig with specific label")
labels := map[string]string{
t.Name(): "true",
}
sbConfig := PodSandboxConfig(t.Name(), "nocni", WithPodLabels(labels))
t.Log("Inject CNI plugin initialization failpoint")
conf := &failpointConf{
Add: "1*error(no CNI plugins initialized)",
}
injectCNIFailpoint(t, sbConfig, conf)

t.Log("Create a sandbox")
_, err := runtimeService.RunPodSandbox(sbConfig, failpointRuntimeHandler)
require.Error(t, err)
require.ErrorContains(t, err, "no CNI plugins initialized")

t.Log("ListPodSandbox with the specific label")
l, err := runtimeService.ListPodSandbox(&criapiv1.PodSandboxFilter{LabelSelector: labels})
require.NoError(t, err)
require.Len(t, l, 0) // Ensure no pods are up

if restart {
t.Log("Restart containerd")
RestartContainerd(t, syscall.SIGTERM)

t.Log("ListPodSandbox with the specific label")
l, err = runtimeService.ListPodSandbox(&criapiv1.PodSandboxFilter{LabelSelector: labels})
require.NoError(t, err)
require.Len(t, l, 0) // Ensure no pods are up after restart
}
}
}
t.Run("CleanupAfterRestart", testCase(true))
t.Run("JustCleanup", testCase(false))
}

func ensureCNIAddRunning(t *testing.T, sbName string) error {
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