Add delete poll check

.changelog/5096.txt

@@ -0,0 +1,3 @@
+```release-note:bug
+pubsub: added polling to `google_pubsub_schema` to deal with eventually consistent deletes
+```

google/resource_pubsub_schema.go

@@ -38,7 +38,7 @@ func resourcePubsubSchema() *schema.Resource {
 		Timeouts: &schema.ResourceTimeout{
 			Create: schema.DefaultTimeout(4 * time.Minute),
 			Update: schema.DefaultTimeout(4 * time.Minute),
-			Delete: schema.DefaultTimeout(4 * time.Minute),
+			Delete: schema.DefaultTimeout(6 * time.Minute),
 		},
 
 		Schema: map[string]*schema.Schema{
@@ -137,6 +137,41 @@ func resourcePubsubSchemaCreate(d *schema.ResourceData, meta interface{}) error
 	return resourcePubsubSchemaRead(d, meta)
 }
 
+func resourcePubsubSchemaPollRead(d *schema.ResourceData, meta interface{}) PollReadFunc {
+	return func() (map[string]interface{}, error) {
+		config := meta.(*Config)
+
+		url, err := replaceVars(d, config, "{{PubsubBasePath}}projects/{{project}}/schemas/{{name}}")
+		if err != nil {
+			return nil, err
+		}
+
+		billingProject := ""
+
+		project, err := getProject(d, config)
+		if err != nil {
+			return nil, fmt.Errorf("Error fetching project for Schema: %s", err)
+		}
+		billingProject = project
+
+		// err == nil indicates that the billing_project value was found
+		if bp, err := getBillingProject(d, config); err == nil {
+			billingProject = bp
+		}
+
+		userAgent, err := generateUserAgentString(d, config.userAgent)
+		if err != nil {
+			return nil, err
+		}
+
+		res, err := sendRequest(config, "GET", billingProject, url, userAgent, nil)
+		if err != nil {
+			return res, err
+		}
+		return res, nil
+	}
+}
+
 func resourcePubsubSchemaRead(d *schema.ResourceData, meta interface{}) error {
 	config := meta.(*Config)
 	userAgent, err := generateUserAgentString(d, config.userAgent)
@@ -272,6 +307,11 @@ func resourcePubsubSchemaDelete(d *schema.ResourceData, meta interface{}) error
 		return handleNotFoundError(err, d, "Schema")
 	}
 
+	err = PollingWaitTime(resourcePubsubSchemaPollRead(d, meta), PollCheckForAbsence, "Deleting Schema", d.Timeout(schema.TimeoutCreate), 10)
+	if err != nil {
+		return fmt.Errorf("Error waiting to delete Schema: %s", err)
+	}
+
 	log.Printf("[DEBUG] Finished deleting Schema %q: %#v", d.Id(), res)
 	return nil
 }

website/docs/r/pubsub_schema.html.markdown

@@ -92,7 +92,7 @@ This resource provides the following
 
 - `create` - Default is 4 minutes.
 - `update` - Default is 4 minutes.
-- `delete` - Default is 4 minutes.
+- `delete` - Default is 6 minutes.
 
 ## Import