Files
argo-cd/test/e2e/hook_test.go
2026-02-12 09:29:40 -05:00

747 lines
30 KiB
Go

package e2e
import (
"fmt"
"testing"
"time"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
corev1 "k8s.io/api/core/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/runtime/schema"
"sigs.k8s.io/controller-runtime/pkg/controller/controllerutil"
"github.com/argoproj/argo-cd/gitops-engine/pkg/health"
. "github.com/argoproj/argo-cd/gitops-engine/pkg/sync/common"
"github.com/argoproj/argo-cd/gitops-engine/pkg/sync/hook"
. "github.com/argoproj/argo-cd/v3/pkg/apis/application/v1alpha1"
. "github.com/argoproj/argo-cd/v3/test/e2e/fixture"
. "github.com/argoproj/argo-cd/v3/test/e2e/fixture/app"
"github.com/argoproj/argo-cd/v3/util/lua"
)
func TestPreSyncHookSuccessful(t *testing.T) {
// special-case that the pod remains in the running state, but we don't really care, because this is only used for
// determining overall operation status is a sync with >1 wave/phase
testHookSuccessful(t, HookTypePreSync)
}
func TestSyncHookSuccessful(t *testing.T) {
testHookSuccessful(t, HookTypeSync)
}
func TestPostSyncHookSuccessful(t *testing.T) {
testHookSuccessful(t, HookTypePostSync)
}
// make sure we can run a standard sync hook
func testHookSuccessful(t *testing.T, hookType HookType) {
t.Helper()
ctx := Given(t)
ctx.
Path("hook").
When().
PatchFile("hook.yaml", fmt.Sprintf(`[{"op": "replace", "path": "/metadata/annotations", "value": {"argocd.argoproj.io/hook": %q}}]`, hookType)).
CreateApp().
Sync().
Then().
Expect(OperationPhaseIs(OperationSucceeded)).
Expect(SyncStatusIs(SyncStatusCodeSynced)).
Expect(ResourceSyncStatusIs("Pod", "pod", SyncStatusCodeSynced)).
Expect(ResourceHealthIs("Pod", "pod", health.HealthStatusHealthy)).
Expect(ResourceResultNumbering(2)).
Expect(ResourceResultIs(ResourceResult{Version: "v1", Kind: "Pod", Namespace: ctx.DeploymentNamespace(), Images: []string{"quay.io/argoprojlabs/argocd-e2e-container:0.1"}, Name: "hook", Status: ResultCodeSynced, Message: "pod/hook created", HookType: hookType, HookPhase: OperationSucceeded, SyncPhase: SyncPhase(hookType)})).
Expect(Pod(func(p corev1.Pod) bool {
// Completed hooks should not have a finalizer
_, isHook := p.GetAnnotations()[AnnotationKeyHook]
hasFinalizer := controllerutil.ContainsFinalizer(&p, hook.HookFinalizer)
return isHook && !hasFinalizer
}))
}
func TestPreDeleteHook(t *testing.T) {
ctx := Given(t)
ctx.
Path("pre-delete-hook").
When().
CreateApp().
Sync().
Then().
Expect(SyncStatusIs(SyncStatusCodeSynced)).
And(func(_ *Application) {
_, err := KubeClientset.CoreV1().ConfigMaps(ctx.DeploymentNamespace()).Get(
t.Context(), "guestbook-ui", metav1.GetOptions{},
)
require.NoError(t, err)
}).
When().
Delete(true).
Then().
Expect(DoesNotExist()).
Expect(NotPod(func(p corev1.Pod) bool {
return p.Name == "hook"
}))
}
func TestPreDeleteHookFailureAndRetry(t *testing.T) {
Given(t).
Path("pre-delete-hook").
When().
// Patch hook to make it fail
PatchFile("hook.yaml", `[{"op": "replace", "path": "/spec/containers/0/command/0", "value": "false"}]`).
CreateApp().
Sync().
Then().
Expect(SyncStatusIs(SyncStatusCodeSynced)).
When().
Delete(false). // Non-blocking delete
Then().
// App should still exist because pre-delete hook failed
Expect(Condition(ApplicationConditionDeletionError, "")).
When().
// Fix the hook by patching it to succeed
PatchFile("hook.yaml", `[{"op": "replace", "path": "/spec/containers/0/command", "value": ["sleep", "3"]}]`).
Refresh(RefreshTypeNormal).
Then().
// After fixing the hook, deletion should eventually succeed
Expect(DoesNotExist())
}
func TestPostDeleteHook(t *testing.T) {
Given(t).
Path("post-delete-hook").
When().
CreateApp().
Refresh(RefreshTypeNormal).
Delete(true).
Then().
Expect(DoesNotExist()).
Expect(Pod(func(p corev1.Pod) bool {
return p.Name == "hook"
}))
}
// make sure that hooks do not appear in "argocd app diff"
func TestHookDiff(t *testing.T) {
ctx := Given(t)
ctx.
Path("hook").
When().
CreateApp().
Then().
And(func(_ *Application) {
output, err := RunCli("app", "diff", ctx.GetName())
require.Error(t, err)
assert.Contains(t, output, "name: pod")
assert.NotContains(t, output, "name: hook")
})
}
// make sure that if pre-sync fails, we fail the app and we do not create the pod
func TestPreSyncHookFailure(t *testing.T) {
ctx := Given(t)
ctx.Path("hook").
When().
PatchFile("hook.yaml", `[{"op": "replace", "path": "/metadata/annotations", "value": {"argocd.argoproj.io/hook": "PreSync"}}]`).
// make hook fail
PatchFile("hook.yaml", `[{"op": "replace", "path": "/spec/containers/0/command", "value": ["false"]}]`).
CreateApp().
IgnoreErrors().
Sync().
Then().
// if a pre-sync hook fails, we should not start the main sync
Expect(SyncStatusIs(SyncStatusCodeOutOfSync)).
Expect(OperationPhaseIs(OperationFailed)).
Expect(ResourceResultNumbering(1)).
Expect(ResourceResultIs(ResourceResult{Version: "v1", Kind: "Pod", Namespace: ctx.DeploymentNamespace(), Images: []string{"quay.io/argoprojlabs/argocd-e2e-container:0.1"}, Name: "hook", Status: ResultCodeSynced, Message: `container "main" failed with exit code 1`, HookType: HookTypePreSync, HookPhase: OperationFailed, SyncPhase: SyncPhase(HookTypePreSync)})).
Expect(ResourceHealthIs("Pod", "pod", health.HealthStatusMissing)).
Expect(ResourceSyncStatusIs("Pod", "pod", SyncStatusCodeOutOfSync)).
Expect(Pod(func(p corev1.Pod) bool {
// Completed hooks should not have a finalizer
_, isHook := p.GetAnnotations()[AnnotationKeyHook]
hasFinalizer := controllerutil.ContainsFinalizer(&p, hook.HookFinalizer)
return isHook && !hasFinalizer
}))
}
// make sure that if sync fails, we fail the app and we did create the pod
func TestSyncHookFailure(t *testing.T) {
Given(t).
Path("hook").
When().
// make hook fail
PatchFile("hook.yaml", `[{"op": "replace", "path": "/spec/containers/0/command/0", "value": "false"}]`).
CreateApp().
IgnoreErrors().
Sync().
Then().
Expect(OperationPhaseIs(OperationFailed)).
// even thought the hook failed, we expect the pod to be in sync
Expect(SyncStatusIs(SyncStatusCodeSynced)).
Expect(ResourceResultNumbering(2)).
Expect(ResourceSyncStatusIs("Pod", "pod", SyncStatusCodeSynced)).
Expect(Pod(func(p corev1.Pod) bool {
// Completed hooks should not have a finalizer
_, isHook := p.GetAnnotations()[AnnotationKeyHook]
hasFinalizer := controllerutil.ContainsFinalizer(&p, hook.HookFinalizer)
return isHook && !hasFinalizer
}))
}
// make sure that if the deployments fails, we still get success and synced
func TestSyncHookResourceFailure(t *testing.T) {
Given(t).
Path("hook-and-deployment").
When().
CreateApp().
Sync().
Then().
Expect(OperationPhaseIs(OperationSucceeded)).
Expect(SyncStatusIs(SyncStatusCodeSynced)).
Expect(HealthIs(health.HealthStatusProgressing))
}
// make sure that if post-sync fails, we fail the app and we did create the pod
func TestPostSyncHookFailure(t *testing.T) {
Given(t).
Path("hook").
When().
PatchFile("hook.yaml", `[{"op": "replace", "path": "/metadata/annotations", "value": {"argocd.argoproj.io/hook": "PostSync"}}]`).
// make hook fail
PatchFile("hook.yaml", `[{"op": "replace", "path": "/spec/containers/0/command/0", "value": "false"}]`).
CreateApp().
IgnoreErrors().
Sync().
Then().
Expect(OperationPhaseIs(OperationFailed)).
Expect(SyncStatusIs(SyncStatusCodeSynced)).
Expect(ResourceResultNumbering(2)).
Expect(ResourceSyncStatusIs("Pod", "pod", SyncStatusCodeSynced)).
Expect(Pod(func(p corev1.Pod) bool {
// Completed hooks should not have a finalizer
_, isHook := p.GetAnnotations()[AnnotationKeyHook]
hasFinalizer := controllerutil.ContainsFinalizer(&p, hook.HookFinalizer)
return isHook && !hasFinalizer
}))
}
// make sure that if the pod fails, we do not run the post-sync hook
func TestPostSyncHookPodFailure(t *testing.T) {
Given(t).
Path("hook").
When().
IgnoreErrors().
PatchFile("hook.yaml", `[{"op": "add", "path": "/metadata/annotations", "value": {"argocd.argoproj.io/hook": "PostSync"}}]`).
// make pod fail
PatchFile("pod.yaml", `[{"op": "replace", "path": "/spec/containers/0/command/0", "value": "false"}]`).
CreateApp().
Sync().
Then().
// TODO - I feel like this should be a failure, not success
Expect(SyncStatusIs(SyncStatusCodeSynced)).
Expect(ResourceSyncStatusIs("Pod", "pod", SyncStatusCodeSynced)).
Expect(ResourceHealthIs("Pod", "pod", health.HealthStatusDegraded)).
Expect(ResourceResultNumbering(1)).
Expect(NotPod(func(p corev1.Pod) bool { return p.Name == "hook" }))
}
func TestSyncFailHookPodFailure(t *testing.T) {
// Tests that a SyncFail hook will successfully run upon a pod failure (which leads to a sync failure)
ctx := Given(t)
ctx.
Path("hook").
When().
IgnoreErrors().
AddFile("sync-fail-hook.yaml", `
apiVersion: v1
kind: Pod
metadata:
annotations:
argocd.argoproj.io/hook: SyncFail
name: sync-fail-hook
spec:
containers:
- command:
- "true"
image: "quay.io/argoprojlabs/argocd-e2e-container:0.1"
imagePullPolicy: IfNotPresent
name: main
restartPolicy: Never
`).
PatchFile("hook.yaml", `[{"op": "replace", "path": "/metadata/annotations", "value": {"argocd.argoproj.io/hook": "PostSync"}}]`).
PatchFile("hook.yaml", `[{"op": "replace", "path": "/spec/containers/0/command/0", "value": "false"}]`).
CreateApp().
Sync().
Then().
Expect(ResourceResultIs(ResourceResult{Version: "v1", Kind: "Pod", Namespace: ctx.DeploymentNamespace(), Images: []string{"quay.io/argoprojlabs/argocd-e2e-container:0.1"}, Name: "sync-fail-hook", Message: "pod/sync-fail-hook created", HookType: HookTypeSyncFail, Status: ResultCodeSynced, HookPhase: OperationSucceeded, SyncPhase: SyncPhaseSyncFail})).
Expect(OperationPhaseIs(OperationFailed))
}
func TestSyncFailHookPodFailureSyncFailFailure(t *testing.T) {
// Tests that a failing SyncFail hook will successfully be marked as failed
ctx := Given(t)
ctx.
Path("hook").
When().
IgnoreErrors().
AddFile("successful-sync-fail-hook.yaml", `
apiVersion: v1
kind: Pod
metadata:
annotations:
argocd.argoproj.io/hook: SyncFail
name: successful-sync-fail-hook
spec:
containers:
- command:
- "true"
image: "quay.io/argoprojlabs/argocd-e2e-container:0.1"
imagePullPolicy: IfNotPresent
name: main
restartPolicy: Never
`).
AddFile("failed-sync-fail-hook.yaml", `
apiVersion: v1
kind: Pod
metadata:
annotations:
argocd.argoproj.io/hook: SyncFail
name: failed-sync-fail-hook
spec:
containers:
- command:
- "false"
image: "quay.io/argoprojlabs/argocd-e2e-container:0.1"
imagePullPolicy: IfNotPresent
name: main
restartPolicy: Never
`).
PatchFile("hook.yaml", `[{"op": "replace", "path": "/metadata/annotations", "value": {"argocd.argoproj.io/hook": "PostSync"}}]`).
PatchFile("hook.yaml", `[{"op": "replace", "path": "/spec/containers/0/command/0", "value": "false"}]`).
CreateApp().
Sync().
Then().
Expect(ResourceResultNumbering(4)).
Expect(ResourceResultIs(ResourceResult{Version: "v1", Kind: "Pod", Namespace: ctx.DeploymentNamespace(), Name: "successful-sync-fail-hook", Images: []string{"quay.io/argoprojlabs/argocd-e2e-container:0.1"}, Status: ResultCodeSynced, Message: "pod/successful-sync-fail-hook created", HookType: HookTypeSyncFail, HookPhase: OperationSucceeded, SyncPhase: SyncPhaseSyncFail})).
Expect(ResourceResultIs(ResourceResult{Version: "v1", Kind: "Pod", Namespace: ctx.DeploymentNamespace(), Name: "failed-sync-fail-hook", Images: []string{"quay.io/argoprojlabs/argocd-e2e-container:0.1"}, Status: ResultCodeSynced, Message: `container "main" failed with exit code 1`, HookType: HookTypeSyncFail, HookPhase: OperationFailed, SyncPhase: SyncPhaseSyncFail})).
Expect(OperationPhaseIs(OperationFailed)).
Expect(Pod(func(p corev1.Pod) bool {
// Completed hooks should not have a finalizer
_, isHook := p.GetAnnotations()[AnnotationKeyHook]
hasFinalizer := controllerutil.ContainsFinalizer(&p, hook.HookFinalizer)
return p.GetName() == "failed-sync-fail-hook" && isHook && !hasFinalizer
}))
}
// Make sure that if a hook is invalid (must pass the dry-run client), it fails without affecting other hooks.
func TestInvalidlHookWaitsForOtherHooksToComplete(t *testing.T) {
existingHook := `
apiVersion: v1
kind: Pod
metadata:
annotations:
argocd.argoproj.io/hook: Sync
argocd.argoproj.io/hook-delete-policy: HookFailed # To preserve existence before sync
name: invalid-hook
spec:
containers:
- command:
- "true"
image: "quay.io/argoprojlabs/argocd-e2e-container:0.1"
imagePullPolicy: IfNotPresent
name: main
restartPolicy: Never`
ctx := Given(t)
ctx.Path("hook").
Resource(existingHook).
When().
AddFile("invalid-hook.yaml", existingHook).
// The invalid hook needs to be valid in dry-run, but fail at apply time
// We change an immutable field to make it happen, and hook should already exist since delete policy was HookFailed on last sync
PatchFile("invalid-hook.yaml", `[{"op": "replace", "path": "/spec/containers/0/name", "value": "immutable" }]`).
CreateApp().
IgnoreErrors().
Sync().
Then().
Expect(ResourceResultNumbering(3)).
Expect(ResourceResultMatches(ResourceResult{Version: "v1", Kind: "Pod", Namespace: ctx.DeploymentNamespace(), Images: []string{"quay.io/argoprojlabs/argocd-e2e-container:0.1"}, Name: "invalid-hook", Status: ResultCodeSyncFailed, Message: `Pod "invalid-hook" is invalid`, HookType: HookTypeSync, HookPhase: OperationFailed, SyncPhase: SyncPhase(HookTypeSync)})).
Expect(ResourceResultIs(ResourceResult{Version: "v1", Kind: "Pod", Namespace: ctx.DeploymentNamespace(), Images: []string{"quay.io/argoprojlabs/argocd-e2e-container:0.1"}, Name: "hook", Status: ResultCodeSynced, Message: "pod/hook created", HookType: HookTypeSync, HookPhase: OperationSucceeded, SyncPhase: SyncPhase(HookTypeSync)})).
Expect(OperationPhaseIs(OperationFailed)).
Expect(Pod(func(p corev1.Pod) bool {
// Completed hooks should not have a finalizer
_, isHook := p.GetAnnotations()[AnnotationKeyHook]
hasFinalizer := controllerutil.ContainsFinalizer(&p, hook.HookFinalizer)
return p.GetName() == "hook" && isHook && !hasFinalizer
}))
}
func TestInvalidSyncFailureHookWaitsForOtherHooksToComplete(t *testing.T) {
existingHook := `
apiVersion: v1
kind: Pod
metadata:
annotations:
argocd.argoproj.io/hook: SyncFail
argocd.argoproj.io/hook-delete-policy: HookSucceeded # To preserve existence before sync
name: invalid-sync-fail-hook
spec:
containers:
- command:
- "true"
image: "quay.io/argoprojlabs/argocd-e2e-container:0.1"
imagePullPolicy: IfNotPresent
name: main
restartPolicy: Never`
ctx := Given(t)
ctx.Path("hook").
Resource(existingHook).
When().
AddFile("successful-sync-fail-hook.yaml", `
apiVersion: v1
kind: Pod
metadata:
annotations:
argocd.argoproj.io/hook: SyncFail
name: successful-sync-fail-hook
spec:
containers:
- command:
- "true"
image: "quay.io/argoprojlabs/argocd-e2e-container:0.1"
imagePullPolicy: IfNotPresent
name: main
restartPolicy: Never
`).
AddFile("invalid-sync-fail-hook.yaml", existingHook).
// The invalid hook needs to be valid in dry-run, but fail at apply time
// We change an immutable field to make it happen, and hook should already exist since delete policy was HookFailed on last sync
PatchFile("invalid-sync-fail-hook.yaml", `[{"op": "replace", "path": "/spec/containers/0/name", "value": "immutable" }]`).
// Make the sync fail
PatchFile("hook.yaml", `[{"op": "replace", "path": "/spec/containers/0/command/0", "value": "false"}]`).
CreateApp().
IgnoreErrors().
Sync().
Then().
Expect(ResourceResultNumbering(4)).
Expect(ResourceResultMatches(ResourceResult{Version: "v1", Kind: "Pod", Namespace: ctx.DeploymentNamespace(), Images: []string{"quay.io/argoprojlabs/argocd-e2e-container:0.1"}, Name: "invalid-sync-fail-hook", Status: ResultCodeSyncFailed, Message: `Pod "invalid-sync-fail-hook" is invalid`, HookType: HookTypeSyncFail, HookPhase: OperationFailed, SyncPhase: SyncPhase(HookTypeSyncFail)})).
Expect(ResourceResultIs(ResourceResult{Version: "v1", Kind: "Pod", Namespace: ctx.DeploymentNamespace(), Images: []string{"quay.io/argoprojlabs/argocd-e2e-container:0.1"}, Name: "successful-sync-fail-hook", Status: ResultCodeSynced, Message: "pod/successful-sync-fail-hook created", HookType: HookTypeSyncFail, HookPhase: OperationSucceeded, SyncPhase: SyncPhase(HookTypeSyncFail)})).
Expect(OperationPhaseIs(OperationFailed)).
Expect(Pod(func(p corev1.Pod) bool {
// Completed hooks should not have a finalizer
_, isHook := p.GetAnnotations()[AnnotationKeyHook]
hasFinalizer := controllerutil.ContainsFinalizer(&p, hook.HookFinalizer)
return p.GetName() == "successful-sync-fail-hook" && isHook && !hasFinalizer
}))
}
// make sure that we delete the hook on success
func TestHookDeletePolicyHookSucceededHookExit0(t *testing.T) {
Given(t).
Path("hook").
When().
PatchFile("hook.yaml", `[{"op": "add", "path": "/metadata/annotations/argocd.argoproj.io~1hook-delete-policy", "value": "HookSucceeded"}]`).
CreateApp().
Sync().
Then().
Expect(OperationPhaseIs(OperationSucceeded)).
Expect(NotPod(func(p corev1.Pod) bool { return p.Name == "hook" }))
}
// make sure that we delete the hook on failure, if policy is set
func TestHookDeletePolicyHookSucceededHookExit1(t *testing.T) {
Given(t).
Path("hook").
When().
PatchFile("hook.yaml", `[{"op": "add", "path": "/metadata/annotations/argocd.argoproj.io~1hook-delete-policy", "value": "HookSucceeded"}]`).
PatchFile("hook.yaml", `[{"op": "replace", "path": "/spec/containers/0/command/0", "value": "false"}]`).
CreateApp().
IgnoreErrors().
Sync().
Then().
Expect(OperationPhaseIs(OperationFailed)).
Expect(ResourceResultNumbering(2)).
Expect(Pod(func(p corev1.Pod) bool { return p.Name == "hook" }))
}
// make sure that we do NOT delete the hook on success if failure policy is set
func TestHookDeletePolicyHookFailedHookExit0(t *testing.T) {
Given(t).
Path("hook").
When().
PatchFile("hook.yaml", `[{"op": "add", "path": "/metadata/annotations/argocd.argoproj.io~1hook-delete-policy", "value": "HookFailed"}]`).
CreateApp().
Sync().
Then().
Expect(OperationPhaseIs(OperationSucceeded)).
Expect(ResourceResultNumbering(2)).
Expect(Pod(func(p corev1.Pod) bool { return p.Name == "hook" }))
}
// make sure that we do delete the hook on failure if failure policy is set
func TestHookDeletePolicyHookFailedHookExit1(t *testing.T) {
Given(t).
Path("hook").
When().
IgnoreErrors().
PatchFile("hook.yaml", `[{"op": "add", "path": "/metadata/annotations/argocd.argoproj.io~1hook-delete-policy", "value": "HookFailed"}]`).
PatchFile("hook.yaml", `[{"op": "replace", "path": "/spec/containers/0/command/0", "value": "false"}]`).
CreateApp().
Sync().
Then().
Expect(OperationPhaseIs(OperationFailed)).
Expect(ResourceResultNumbering(2)).
Expect(NotPod(func(p corev1.Pod) bool { return p.Name == "hook" }))
}
// make sure that we can run the hook twice
func TestHookBeforeHookCreation(t *testing.T) {
var creationTimestamp1 string
ctx := Given(t)
ctx.
Path("hook").
When().
PatchFile("hook.yaml", `[{"op": "add", "path": "/metadata/annotations/argocd.argoproj.io~1hook-delete-policy", "value": "BeforeHookCreation"}]`).
CreateApp().
Sync().
Then().
Expect(OperationPhaseIs(OperationSucceeded)).
Expect(SyncStatusIs(SyncStatusCodeSynced)).
Expect(HealthIs(health.HealthStatusHealthy)).
Expect(ResourceResultNumbering(2)).
// the app will be in health+n-sync before this hook has run
Expect(Pod(func(p corev1.Pod) bool { return p.Name == "hook" })).
And(func(_ *Application) {
var err error
creationTimestamp1, err = getCreationTimestamp(ctx.DeploymentNamespace())
require.NoError(t, err)
assert.NotEmpty(t, creationTimestamp1)
// pause to ensure that timestamp will change
time.Sleep(1 * time.Second)
}).
When().
Sync().
Then().
Expect(OperationPhaseIs(OperationSucceeded)).
Expect(SyncStatusIs(SyncStatusCodeSynced)).
Expect(HealthIs(health.HealthStatusHealthy)).
Expect(ResourceResultNumbering(2)).
Expect(Pod(func(p corev1.Pod) bool { return p.Name == "hook" })).
And(func(_ *Application) {
creationTimestamp2, err := getCreationTimestamp(ctx.DeploymentNamespace())
require.NoError(t, err)
assert.NotEmpty(t, creationTimestamp2)
assert.NotEqual(t, creationTimestamp1, creationTimestamp2)
})
}
// edge-case where we are unable to delete the hook because it is still running
func TestHookBeforeHookCreationFailure(t *testing.T) {
Given(t).
Timeout(1).
Path("hook").
When().
PatchFile("hook.yaml", `[
{"op": "add", "path": "/metadata/annotations/argocd.argoproj.io~1hook-delete-policy", "value": "BeforeHookCreation"},
{"op": "replace", "path": "/spec/containers/0/command", "value": ["sleep", "3"]}
]`).
CreateApp().
IgnoreErrors().
Sync().
DoNotIgnoreErrors().
TerminateOp().
Then().
Expect(OperationPhaseIs(OperationFailed)).
Expect(ResourceResultNumbering(2))
}
func getCreationTimestamp(deploymentNamespace string) (string, error) {
return Run(".", "kubectl", "-n", deploymentNamespace, "get", "pod", "hook", "-o", "jsonpath={.metadata.creationTimestamp}")
}
// make sure that we never create something annotated with Skip
func TestHookSkip(t *testing.T) {
Given(t).
Path("hook").
When().
// should not create this pod
PatchFile("pod.yaml", `[{"op": "replace", "path": "/metadata/annotations", "value": {"argocd.argoproj.io/hook": "Skip"}}]`).
CreateApp().
Sync().
Then().
Expect(OperationPhaseIs(OperationSucceeded)).
Expect(ResourceResultNumbering(1)).
Expect(NotPod(func(p corev1.Pod) bool { return p.Name == "pod" }))
}
// make sure that we do NOT name non-hook resources in they are unnamed
func TestNamingNonHookResource(t *testing.T) {
Given(t).
Async(true).
Path("hook").
When().
PatchFile("pod.yaml", `[{"op": "remove", "path": "/metadata/name"}]`).
CreateApp().
Sync().
Then().
Expect(OperationPhaseIs(OperationFailed))
}
// make sure that we name hook resources in they are unnamed
func TestAutomaticallyNamingUnnamedHook(t *testing.T) {
Given(t).
Async(true).
Path("hook").
When().
PatchFile("hook.yaml", `[{"op": "remove", "path": "/metadata/name"}]`).
// make this part of two sync tasks
PatchFile("hook.yaml", `[{"op": "replace", "path": "/metadata/annotations", "value": {"argocd.argoproj.io/hook": "PreSync,PostSync"}}]`).
CreateApp().
Sync().
Then().
Expect(OperationPhaseIs(OperationSucceeded)).
Expect(SyncStatusIs(SyncStatusCodeSynced)).
And(func(app *Application) {
resources := app.Status.OperationState.SyncResult.Resources
assert.Len(t, resources, 3)
// make sure we don't use the same name
assert.Contains(t, resources[0].Name, "presync")
assert.Contains(t, resources[2].Name, "postsync")
})
}
func TestHookFinalizerPreSync(t *testing.T) {
testHookFinalizer(t, HookTypePreSync)
}
func TestHookFinalizerSync(t *testing.T) {
testHookFinalizer(t, HookTypeSync)
}
func TestHookFinalizerPostSync(t *testing.T) {
testHookFinalizer(t, HookTypePostSync)
}
func testHookFinalizer(t *testing.T, hookType HookType) {
// test that the finalizer prevents hooks from being deleted by Kubernetes without observing
// its health to evaluate completion first.
t.Helper()
ctx := Given(t)
ctx.
And(func() {
require.NoError(t, SetResourceOverrides(map[string]ResourceOverride{
lua.GetConfigMapKey(schema.FromAPIVersionAndKind("batch/v1", "Job")): {
HealthLua: `
local hs = {}
hs.status = "Healthy"
if obj.metadata.deletionTimestamp == nil then
hs.status = "Progressing"
hs.message = "Waiting to be externally deleted"
return hs
end
if obj.metadata.finalizers ~= nil then
for i, finalizer in ipairs(obj.metadata.finalizers) do
if finalizer == "argocd.argoproj.io/hook-finalizer" then
hs.message = "Resource has finalizer"
return hs
end
end
end
hs.message = "no finalizer for a hook is wrong"
return hs`,
},
}))
}).
Path("hook-resource-deleted-externally").
When().
PatchFile("hook.yaml", fmt.Sprintf(`[{"op": "replace", "path": "/metadata/annotations", "value": {"argocd.argoproj.io/hook": %q}}]`, hookType)).
CreateApp().
Sync().
Then().
Expect(OperationPhaseIs(OperationSucceeded)).
Expect(SyncStatusIs(SyncStatusCodeSynced)).
Expect(ResourceSyncStatusIs("Pod", "pod", SyncStatusCodeSynced)).
Expect(ResourceHealthIs("Pod", "pod", health.HealthStatusHealthy)).
Expect(ResourceResultNumbering(2)).
Expect(ResourceResultIs(ResourceResult{Group: "batch", Version: "v1", Kind: "Job", Namespace: ctx.DeploymentNamespace(), Name: "hook", Images: []string{"quay.io/argoprojlabs/argocd-e2e-container:0.1"}, Message: "Resource has finalizer", HookType: hookType, Status: ResultCodeSynced, HookPhase: OperationSucceeded, SyncPhase: SyncPhase(hookType)}))
}
// test terminate operation stops running hooks
func TestTerminateWithRunningHooks(t *testing.T) {
newHook := func(name string, deletePolicy HookDeletePolicy, cmd string) string {
return fmt.Sprintf(`
apiVersion: v1
kind: Pod
metadata:
annotations:
argocd.argoproj.io/hook: PreSync
argocd.argoproj.io/hook-delete-policy: %s
name: %s
spec:
containers:
- command: [ "/bin/sh", "-c", "--" ]
args: [ "%s" ]
image: "quay.io/argoprojlabs/argocd-e2e-container:0.1"
imagePullPolicy: IfNotPresent
name: main
restartPolicy: Never`, deletePolicy, name, cmd)
}
podDeletedOrTerminatingWithoutFinalizer := func(name string) Expectation {
return Or(
NotPod(func(p corev1.Pod) bool {
return p.GetName() == name
}),
Pod(func(p corev1.Pod) bool {
_, isHook := p.GetAnnotations()[AnnotationKeyHook]
hasFinalizer := controllerutil.ContainsFinalizer(&p, hook.HookFinalizer)
return p.GetName() == name && isHook && !hasFinalizer && p.GetDeletionTimestamp() != nil
}))
}
podWithoutFinalizer := func(name string) Expectation {
return Pod(func(p corev1.Pod) bool {
_, isHook := p.GetAnnotations()[AnnotationKeyHook]
hasFinalizer := controllerutil.ContainsFinalizer(&p, hook.HookFinalizer)
return p.GetName() == name && isHook && !hasFinalizer
})
}
ctx := Given(t)
ctx.Path("hook").
Async(true).
When().
AddFile("running-delete-on-success.yaml", newHook("running-delete-on-success", HookDeletePolicyHookSucceeded, "sleep 300")).
AddFile("running-delete-on-create.yaml", newHook("running-delete-on-create", HookDeletePolicyBeforeHookCreation, "sleep 300")).
AddFile("running-delete-on-failed.yaml", newHook("running-delete-on-failed", HookDeletePolicyHookFailed, "sleep 300")).
AddFile("complete-delete-on-success.yaml", newHook("complete-delete-on-success", HookDeletePolicyHookSucceeded, "true")).
AddFile("complete-delete-on-create.yaml", newHook("complete-delete-on-create", HookDeletePolicyBeforeHookCreation, "true")).
AddFile("complete-delete-on-failed.yaml", newHook("complete-delete-on-failed", HookDeletePolicyHookFailed, "true")).
CreateApp().
Sync().
Then().
Expect(ResourceResultNumbering(6)).
Expect(ResourceResultIs(ResourceResult{Version: "v1", Kind: "Pod", Namespace: ctx.DeploymentNamespace(), Images: []string{"quay.io/argoprojlabs/argocd-e2e-container:0.1"}, Name: "complete-delete-on-success", Status: ResultCodeSynced, Message: "pod/complete-delete-on-success created", HookType: HookTypePreSync, HookPhase: OperationSucceeded, SyncPhase: SyncPhase(HookTypePreSync)})).
Expect(ResourceResultIs(ResourceResult{Version: "v1", Kind: "Pod", Namespace: ctx.DeploymentNamespace(), Images: []string{"quay.io/argoprojlabs/argocd-e2e-container:0.1"}, Name: "complete-delete-on-create", Status: ResultCodeSynced, Message: "pod/complete-delete-on-create created", HookType: HookTypePreSync, HookPhase: OperationSucceeded, SyncPhase: SyncPhase(HookTypePreSync)})).
Expect(ResourceResultIs(ResourceResult{Version: "v1", Kind: "Pod", Namespace: ctx.DeploymentNamespace(), Images: []string{"quay.io/argoprojlabs/argocd-e2e-container:0.1"}, Name: "complete-delete-on-failed", Status: ResultCodeSynced, Message: "pod/complete-delete-on-failed created", HookType: HookTypePreSync, HookPhase: OperationSucceeded, SyncPhase: SyncPhase(HookTypePreSync)})).
Expect(OperationPhaseIs(OperationRunning)).
When().
TerminateOp().
Then().
Expect(OperationPhaseIs(OperationFailed)).
// Running hooks are terminated
Expect(ResourceResultIs(ResourceResult{Version: "v1", Kind: "Pod", Namespace: ctx.DeploymentNamespace(), Images: []string{"quay.io/argoprojlabs/argocd-e2e-container:0.1"}, Name: "running-delete-on-success", Status: ResultCodeSynced, Message: "Terminated", HookType: HookTypePreSync, HookPhase: OperationFailed, SyncPhase: SyncPhase(HookTypePreSync)})).
Expect(ResourceResultIs(ResourceResult{Version: "v1", Kind: "Pod", Namespace: ctx.DeploymentNamespace(), Images: []string{"quay.io/argoprojlabs/argocd-e2e-container:0.1"}, Name: "running-delete-on-create", Status: ResultCodeSynced, Message: "Terminated", HookType: HookTypePreSync, HookPhase: OperationFailed, SyncPhase: SyncPhase(HookTypePreSync)})).
Expect(ResourceResultIs(ResourceResult{Version: "v1", Kind: "Pod", Namespace: ctx.DeploymentNamespace(), Images: []string{"quay.io/argoprojlabs/argocd-e2e-container:0.1"}, Name: "running-delete-on-failed", Status: ResultCodeSynced, Message: "Terminated", HookType: HookTypePreSync, HookPhase: OperationFailed, SyncPhase: SyncPhase(HookTypePreSync)})).
// terminated hooks finalizer is removed and are deleted successfully
Expect(podDeletedOrTerminatingWithoutFinalizer("running-delete-on-success")).
Expect(podDeletedOrTerminatingWithoutFinalizer("running-delete-on-create")).
Expect(podDeletedOrTerminatingWithoutFinalizer("running-delete-on-failed")).
Expect(podWithoutFinalizer("complete-delete-on-success")).
Expect(podWithoutFinalizer("complete-delete-on-create")).
Expect(podWithoutFinalizer("complete-delete-on-failed"))
}