fixes: permadiff issue if event trigger region is not specified (hash…

…icorp#9989)

* fixes: permadiff issue if event trigger region is not specified

- fixes hashicorp#17161

* chore: Updated cloudfunction2 test with no explicit trigger_region

[upstream:02e719917fd193513b3e580493a2df4e051cafc9]

Signed-off-by: Modular Magician <[email protected]>

.changelog/9989.txt

@@ -0,0 +1,3 @@
+```release-note:bug
+cloudfunctions2: fixed an issue where not specifying `event_config.trigger_region` in `google_cloudfunctions2_function` resulted in a permanent diff. The field now pulls a default value from the API when unset.
+```

google/services/cloudfunctions2/resource_cloudfunctions2_function.go

@@ -257,6 +257,7 @@ Compute Engine default service account: {project_number}[email protected]
 						},
 						"trigger_region": {
 							Type:     schema.TypeString,
+							Computed: true,
 							Optional: true,
 							Description: `The region that the trigger will be in. The trigger will only receive
 events originating in this region. It can be the same

google/services/cloudfunctions2/resource_cloudfunctions2_function_generated_test.go

@@ -330,7 +330,6 @@ resource "google_cloudfunctions2_function" "function" {
   }
 
   event_trigger {
-    trigger_region = "us-central1" # The trigger must be in the same location as the bucket
     event_type = "google.cloud.storage.object.v1.finalized"
     retry_policy = "RETRY_POLICY_RETRY"
     service_account_email = google_service_account.account.email

website/docs/r/cloudfunctions2_function.html.markdown

@@ -323,7 +323,6 @@ resource "google_cloudfunctions2_function" "function" {
   }
 
   event_trigger {
-    trigger_region = "us-central1" # The trigger must be in the same location as the bucket
     event_type = "google.cloud.storage.object.v1.finalized"
     retry_policy = "RETRY_POLICY_RETRY"
     service_account_email = google_service_account.account.email