fix(cloudfoundry): Update ProcessStats model due to capi-1.84.0 changes

clouddriver-cloudfoundry/src/main/java/com/netflix/spinnaker/clouddriver/cloudfoundry/client/model/v3/ProcessStats.java

@@ -26,6 +26,7 @@ public enum State {
     RUNNING,
     CRASHED,
     STARTING,
+    STOPPING,
     DOWN
   }
 }

clouddriver-cloudfoundry/src/main/java/com/netflix/spinnaker/clouddriver/cloudfoundry/deploy/ops/CloudFoundryOperationUtils.java

@@ -25,6 +25,8 @@ static String describeProcessState(ProcessStats.State state) {
         return "is still starting";
       case CRASHED:
         return "crashed";
+      case STOPPING:
+        return "is in graceful shutdown - stopping";
       case RUNNING:
       case DOWN:
       default:

clouddriver-cloudfoundry/src/main/java/com/netflix/spinnaker/clouddriver/cloudfoundry/deploy/ops/StopCloudFoundryServerGroupAtomicOperation.java

@@ -51,7 +51,8 @@ public Void operate(List priorOutputs) {
             () -> client.getApplications().getAppState(description.getServerGroupId()),
             inProgressState ->
                 inProgressState != ProcessStats.State.STARTING
-                    && inProgressState != ProcessStats.State.RUNNING,
+                    && inProgressState != ProcessStats.State.RUNNING
+                    && inProgressState != ProcessStats.State.STOPPING,
             null,
             getTask(),
             description.getServerGroupName(),

clouddriver-cloudfoundry/src/test/java/com/netflix/spinnaker/clouddriver/cloudfoundry/deploy/ops/StopCloudFoundryServerGroupAtomicOperationTest.java

@@ -86,4 +86,27 @@ void failedToStop() {
         .isEqualTo(
             "Cloud Foundry API returned with error(s): Failed to stop 'myapp' which instead is running");
   }
+
+  @Test
+  void failedToStopStopping() {
+    OperationPoller poller = mock(OperationPoller.class);
+
+    //noinspection unchecked
+    when(poller.waitForOperation(any(Supplier.class), any(), any(), any(), any(), any()))
+        .thenReturn(ProcessStats.State.STOPPING);
+
+    StopCloudFoundryServerGroupAtomicOperation op =
+        new StopCloudFoundryServerGroupAtomicOperation(poller, desc);
+
+    Task task = runOperation(op);
+    List<Object> resultObjects = task.getResultObjects();
+    assertThat(resultObjects.size()).isEqualTo(1);
+    Object o = resultObjects.get(0);
+    assertThat(o).isInstanceOf(Map.class);
+    Object ex = ((Map) o).get("EXCEPTION");
+    assertThat(ex).isInstanceOf(CloudFoundryApiException.class);
+    assertThat(((CloudFoundryApiException) ex).getMessage())
+        .isEqualTo(
+            "Cloud Foundry API returned with error(s): Failed to stop 'myapp' which instead is in graceful shutdown - stopping");
+  }
 }