Merge "Support compute service force down/up"

doc/source/command-objects/compute-service.rst

@@ -58,6 +58,7 @@ Set service command
     os compute service set
         [--enable | --disable]
         [--disable-reason <reason>]
+        [--up | --down]
         <host> <service>
 
 .. _compute-service-set:
@@ -73,6 +74,14 @@ Set service command
 
     Reason for disabling the service (in quotes). Should be used with --disable option.
 
+.. option:: --up
+
+    Force up service
+
+.. option:: --down
+
+    Force down service
+
 .. describe:: <host>
 
     Name of host

openstackclient/compute/v2/service.py

@@ -20,6 +20,7 @@ from osc_lib import exceptions
 from osc_lib import utils
 
 from openstackclient.i18n import _
+from openstackclient.i18n import _LE
 
 
 class DeleteService(command.Command):
@@ -127,6 +128,17 @@ class SetService(command.Command):
             help=_("Reason for disabling the service (in quotas). "
                    "Should be used with --disable option.")
         )
+        up_down_group = parser.add_mutually_exclusive_group()
+        up_down_group.add_argument(
+            '--up',
+            action='store_true',
+            help=_('Force up service'),
+        )
+        up_down_group.add_argument(
+            '--down',
+            action='store_true',
+            help=_('Force down service'),
+        )
         return parser
 
     def take_action(self, parsed_args):
@@ -139,20 +151,45 @@ class SetService(command.Command):
                     "--disable specified.")
             raise exceptions.CommandError(msg)
 
+        result = 0
         enabled = None
-        if parsed_args.enable:
-            enabled = True
-        if parsed_args.disable:
-            enabled = False
+        try:
+            if parsed_args.enable:
+                enabled = True
+            if parsed_args.disable:
+                enabled = False
 
-        if enabled is None:
-            return
-        elif enabled:
-            cs.enable(parsed_args.host, parsed_args.service)
-        else:
-            if parsed_args.disable_reason:
-                cs.disable_log_reason(parsed_args.host,
-                                      parsed_args.service,
-                                      parsed_args.disable_reason)
-            else:
-                cs.disable(parsed_args.host, parsed_args.service)
+            if enabled is not None:
+                if enabled:
+                    cs.enable(parsed_args.host, parsed_args.service)
+                else:
+                    if parsed_args.disable_reason:
+                        cs.disable_log_reason(parsed_args.host,
+                                              parsed_args.service,
+                                              parsed_args.disable_reason)
+                    else:
+                        cs.disable(parsed_args.host, parsed_args.service)
+        except Exception:
+            status = "enabled" if enabled else "disabled"
+            self.log.error(_LE("Failed to set service status to %s"), status)
+            result += 1
+
+        force_down = None
+        try:
+            if parsed_args.down:
+                force_down = True
+            if parsed_args.up:
+                force_down = False
+            if force_down is not None:
+                cs.force_down(parsed_args.host, parsed_args.service,
+                              force_down=force_down)
+        except Exception:
+            state = "down" if force_down else "up"
+            self.log.error(_LE("Failed to set service state to %s"), state)
+            result += 1
+
+        if result > 0:
+            msg = _("Compute service %(service)s of host %(host)s failed to "
+                    "set.") % {"service": parsed_args.service,
+                               "host": parsed_args.host}
+            raise exceptions.CommandError(msg)

openstackclient/tests/compute/v2/test_service.py

@@ -13,6 +13,8 @@
 #   under the License.
 #
 
+import mock
+
 from osc_lib import exceptions
 
 from openstackclient.compute.v2 import service
@@ -225,8 +227,12 @@ class TestServiceSet(TestService):
             ('service', self.service.binary),
         ]
         parsed_args = self.check_parser(self.cmd, arglist, verifylist)
-        self.assertRaises(exceptions.CommandError, self.cmd.take_action,
-                          parsed_args)
+        try:
+            self.cmd.take_action(parsed_args)
+            self.fail("CommandError should be raised.")
+        except exceptions.CommandError as e:
+            self.assertEqual("Cannot specify option --disable-reason without "
+                             "--disable specified.", str(e))
 
     def test_service_set_enable_with_disable_reason(self):
         reason = 'earthquake'
@@ -243,5 +249,93 @@ class TestServiceSet(TestService):
             ('service', self.service.binary),
         ]
         parsed_args = self.check_parser(self.cmd, arglist, verifylist)
-        self.assertRaises(exceptions.CommandError, self.cmd.take_action,
-                          parsed_args)
+        try:
+            self.cmd.take_action(parsed_args)
+            self.fail("CommandError should be raised.")
+        except exceptions.CommandError as e:
+            self.assertEqual("Cannot specify option --disable-reason without "
+                             "--disable specified.", str(e))
+
+    def test_service_set_state_up(self):
+        arglist = [
+            '--up',
+            self.service.host,
+            self.service.binary,
+        ]
+        verifylist = [
+            ('up', True),
+            ('host', self.service.host),
+            ('service', self.service.binary),
+        ]
+        parsed_args = self.check_parser(self.cmd, arglist, verifylist)
+        result = self.cmd.take_action(parsed_args)
+        self.service_mock.force_down.assert_called_once_with(
+            self.service.host, self.service.binary, force_down=False)
+        self.assertNotCalled(self.service_mock.enable)
+        self.assertNotCalled(self.service_mock.disable)
+        self.assertIsNone(result)
+
+    def test_service_set_state_down(self):
+        arglist = [
+            '--down',
+            self.service.host,
+            self.service.binary,
+        ]
+        verifylist = [
+            ('down', True),
+            ('host', self.service.host),
+            ('service', self.service.binary),
+        ]
+        parsed_args = self.check_parser(self.cmd, arglist, verifylist)
+        result = self.cmd.take_action(parsed_args)
+        self.service_mock.force_down.assert_called_once_with(
+            self.service.host, self.service.binary, force_down=True)
+        self.assertNotCalled(self.service_mock.enable)
+        self.assertNotCalled(self.service_mock.disable)
+        self.assertIsNone(result)
+
+    def test_service_set_enable_and_state_down(self):
+        arglist = [
+            '--enable',
+            '--down',
+            self.service.host,
+            self.service.binary,
+        ]
+        verifylist = [
+            ('enable', True),
+            ('down', True),
+            ('host', self.service.host),
+            ('service', self.service.binary),
+        ]
+        parsed_args = self.check_parser(self.cmd, arglist, verifylist)
+        result = self.cmd.take_action(parsed_args)
+        self.service_mock.enable.assert_called_once_with(
+            self.service.host, self.service.binary)
+        self.service_mock.force_down.assert_called_once_with(
+            self.service.host, self.service.binary, force_down=True)
+        self.assertIsNone(result)
+
+    def test_service_set_enable_and_state_down_with_exception(self):
+        arglist = [
+            '--enable',
+            '--down',
+            self.service.host,
+            self.service.binary,
+        ]
+        verifylist = [
+            ('enable', True),
+            ('down', True),
+            ('host', self.service.host),
+            ('service', self.service.binary),
+        ]
+        parsed_args = self.check_parser(self.cmd, arglist, verifylist)
+
+        with mock.patch.object(self.cmd.log, 'error') as mock_log:
+            with mock.patch.object(self.service_mock, 'enable',
+                                   side_effect=Exception()):
+                self.assertRaises(exceptions.CommandError,
+                                  self.cmd.take_action, parsed_args)
+                mock_log.assert_called_once_with(
+                    "Failed to set service status to %s", "enabled")
+                self.service_mock.force_down.assert_called_once_with(
+                    self.service.host, self.service.binary, force_down=True)

releasenotes/notes/bug-1589348-4a612a4efc7ed0e5.yaml

@@ -0,0 +1,5 @@
+---
+features:
+  - Add options ``--up`` and ``--down`` for compute v2 ``compute service set``
+    command to support force up/down compute service.
+    [Bug `1589348 <https://bugs.launchpad.net/python-openstackclient/+bug/1589348>`_]