fix(s3/lifecycle): report success to admin via JobCompleted (#9787)

weed/worker/tasks/s3_lifecycle/handler_test.go

@@ -371,8 +371,9 @@ func TestDescriptor_AdminRuntimeDefaultsEnabledByDefault(t *testing.T) {
 // the handler refuses malformed jobs early instead of waiting on a
 // 30s dial timeout.
 type recordingExecSender struct {
-	progress  []*plugin_pb.JobProgressUpdate
-	completed []*plugin_pb.JobCompleted
+	progress     []*plugin_pb.JobProgressUpdate
+	completed    []*plugin_pb.JobCompleted
+	completedErr error
 }
 
 func (r *recordingExecSender) SendProgress(p *plugin_pb.JobProgressUpdate) error {
@@ -380,6 +381,9 @@ func (r *recordingExecSender) SendProgress(p *plugin_pb.JobProgressUpdate) error
 	return nil
 }
 func (r *recordingExecSender) SendCompleted(c *plugin_pb.JobCompleted) error {
+	if r.completedErr != nil {
+		return r.completedErr
+	}
 	r.completed = append(r.completed, c)
 	return nil
 }
@@ -464,6 +468,36 @@ func TestExecute_EmptyJobTypeAccepted(t *testing.T) {
 	assert.Contains(t, err.Error(), "no s3 servers", "validation flowed past the type check")
 }
 
+// ---------- sendSuccessCompletion ----------
+
+func TestSendSuccessCompletion_EmitsCanonicalCompletion(t *testing.T) {
+	sender := &recordingExecSender{}
+	request := &plugin_pb.ExecuteJobRequest{
+		Job: &plugin_pb.JobSpec{JobId: "job-123"}, // empty JobType (broadcast routing)
+	}
+
+	require.NoError(t, sendSuccessCompletion(request, sender))
+
+	require.Len(t, sender.completed, 1, "exactly one completion must be sent")
+	c := sender.completed[0]
+	assert.Equal(t, jobType, c.JobType, "completion must use the canonical jobType, not request.Job.JobType")
+	assert.NotEmpty(t, c.JobType, "an empty JobType is dropped by the admin")
+	assert.Equal(t, "job-123", c.JobId, "completion must echo the original JobId")
+	assert.True(t, c.Success, "a clean replay is a success completion")
+	require.NotNil(t, c.Result)
+	assert.NotEmpty(t, c.Result.Summary, "admin UI surfaces a non-empty Result.Summary")
+}
+
+func TestSendSuccessCompletion_PropagatesSendError(t *testing.T) {
+	sentinel := errors.New("stream closed")
+	sender := &recordingExecSender{completedErr: sentinel}
+	request := &plugin_pb.ExecuteJobRequest{Job: &plugin_pb.JobSpec{JobId: "job-456"}}
+
+	err := sendSuccessCompletion(request, sender)
+	require.Error(t, err)
+	assert.ErrorIs(t, err, sentinel)
+}
+
 // ---------- lookupBucketsPath ----------
 
 // stubFilerConfigClient implements filer_pb.SeaweedFilerClient for the