Add "--wait" option for deleting a share server

This RFE adds a "--wait" flag to share server
delete, to make the CLI wait on the share server
to be deleted before returning to the prompt.

Closes-Bug: #1898316
Change-Id: I98feeebf1c20d30f42e57b937655537ac206bc25

manilaclient/tests/unit/v2/test_shell.py

@@ -3467,25 +3467,47 @@ class ShellTest(test_utils.TestCase):
                 'DELETE', '/types/%s' % fake_share_type.id,
                 clear_callstack=False)
 
-    @ddt.data(('1234', ), ('1234', '5678'))
-    def test_share_server_delete(self, server_ids):
+    @ddt.data(('share_server_xyz', ), ('share_server_abc', 'share_server_xyz'))
+    def test_share_server_delete_wait(self, share_servers_to_delete):
+        fake_manager = mock.Mock()
         fake_share_servers = [
-            share_servers.ShareServer('fake', {'id': server_id}, True)
-            for server_id in server_ids
+            share_servers.ShareServer(fake_manager, {'id': '1234'})
+            for share_server in share_servers_to_delete
+        ]
+        share_server_not_found_error = ("Delete for share server %s "
+                                        "failed: No server with a "
+                                        "name or ID of '%s' exists.")
+        share_servers_are_not_found_errors = [
+            exceptions.CommandError(share_server_not_found_error
+                                    % (share_server, share_server))
+            for share_server in share_servers_to_delete
         ]
         self.mock_object(
-            shell_v2, '_find_share_server',
-            mock.Mock(side_effect=fake_share_servers))
+            shell_v2, '_find_share_server', mock.Mock(
+                side_effect=(fake_share_servers +
+                             share_servers_are_not_found_errors)))
 
-        self.run_command('share-server-delete %s' % ' '.join(server_ids))
+        self.mock_object(
+            shell_v2, '_wait_for_resource_status',
+            mock.Mock()
+        )
+
+        self.run_command('share-server-delete %s --wait' % ' '
+                         .join(share_servers_to_delete))
 
         shell_v2._find_share_server.assert_has_calls([
-            mock.call(self.shell.cs, s_id) for s_id in server_ids
+            mock.call(self.shell.cs, share_server)
+            for share_server in share_servers_to_delete
         ])
-        for server in fake_share_servers:
-            self.assert_called_anytime(
-                'DELETE', '/share-servers/%s' % server.id,
-                clear_callstack=False)
+        fake_manager.delete.assert_has_calls([
+            mock.call(share_server) for share_server in fake_share_servers])
+        shell_v2._wait_for_resource_status.assert_has_calls([
+            mock.call(self.shell.cs, share_server,
+                      resource_type='share_server', expected_status='deleted')
+            for share_server in fake_share_servers
+        ])
+        self.assertEqual(len(share_servers_to_delete),
+                         fake_manager.delete.call_count)
 
     @mock.patch.object(cliutils, 'print_list', mock.Mock())
     def test_message_list(self):

manilaclient/v2/shell.py

@@ -56,6 +56,7 @@ def _wait_for_resource_status(cs,
         'share_group': _find_share_group,
         'share_group_snapshot': _find_share_group_snapshot,
         'share_instance': _find_share_instance,
+        'share_server': _find_share_server,
     }
 
     print_resource = {
@@ -4223,15 +4224,22 @@ def do_share_server_details(cs, args):
     nargs='+',
     type=str,
     help='ID of the share server(s) to delete.')
+@cliutils.arg(
+    '--wait',
+    action='store_true',
+    help='Wait for share server to delete')
+@cliutils.service_type('sharev2')
 def do_share_server_delete(cs, args):
     """Delete one or more share servers (Admin only)."""
 
     failure_count = 0
+    share_servers_to_delete = []
 
     for server_id in args.id:
         try:
             id_ref = _find_share_server(cs, server_id)
-            cs.share_servers.delete(id_ref)
+            share_servers_to_delete.append(id_ref)
+            id_ref.delete()
         except Exception as e:
             failure_count += 1
             print("Delete for share server %s failed: %s" % (
@@ -4241,6 +4249,15 @@ def do_share_server_delete(cs, args):
         raise exceptions.CommandError("Unable to delete any of the specified "
                                       "share servers.")
 
+    if args.wait:
+        for share_server in share_servers_to_delete:
+            try:
+                _wait_for_resource_status(
+                    cs, share_server, resource_type='share_server',
+                    expected_status='deleted')
+            except exceptions.CommandError as e:
+                print(e, file=sys.stderr)
+
 
 @cliutils.arg(
     '--columns',

releasenotes/notes/bug-1898316-add-wait-option-for-deleting-a-share-server-e2228018585de5cb.yaml

@@ -0,0 +1,8 @@
+---
+
+features:
+  - |
+    The command "manila share-server-delete" now accepts an optional
+    "--wait" that allows users to let the client poll for the
+    completion of the operation.
+