Allow raw listing of cluster names in CLI

client-cli/pvc/pvc.py

@@ -251,7 +251,11 @@ def cluster_remove(name):
 # pvc cluster list
 ###############################################################################
 @click.command(name='list', short_help='List all available clusters.')
-def cluster_list():
+@click.option(
+    '-r', '--raw', 'raw', is_flag=True, default=False,
+    help='Display the raw list of cluster names only.'
+)
+def cluster_list(raw):
     """
     List all the available PVC clusters configured in this CLI instance.
     """
@@ -302,6 +306,7 @@ def cluster_list():
         if _api_key_length > api_key_length:
             api_key_length = _api_key_length
 
+    if not raw:
         # Display the data nicely
         click.echo("Available clusters:")
         click.echo()
@@ -341,6 +346,7 @@ def cluster_list():
             if not api_key:
                 api_key = 'N/A'
 
+        if not raw:
             click.echo(
                 '{bold}{name: <{name_length}} {description: <{description_length}} {address: <{address_length}} {port: <{port_length}} {scheme: <{scheme_length}} {api_key: <{api_key_length}}{end_bold}'.format(
                     bold='',
@@ -359,6 +365,8 @@ def cluster_list():
                     api_key_length=api_key_length
                 )
             )
+        else:
+            click.echo(cluster)
 
 
 # Validate that the cluster is set for a given command