From d7c8bb88e4a117d8ab6a53c3a7d14cc7a4105eda Mon Sep 17 00:00:00 2001
From: Huanxuan Ao <huanxuan.ao@easystack.cn>
Date: Sat, 1 Oct 2016 18:38:29 +0800
Subject: Add "volume migrate" command

Add "volume migrate" command in volume v1 and v2
to support migrating volume to a new host

Change-Id: Ie4e6037171a31a872006a13f9fd1e15eaa627c26
Implements: bp cinder-command-support
---
 openstackclient/volume/v1/volume.py | 31 ++++++++++++++++++++++++
 openstackclient/volume/v2/volume.py | 47 +++++++++++++++++++++++++++++++++++++
 2 files changed, 78 insertions(+)

(limited to 'openstackclient/volume')

diff --git a/openstackclient/volume/v1/volume.py b/openstackclient/volume/v1/volume.py
index cafe8ce6..63bcfbb8 100644
--- a/openstackclient/volume/v1/volume.py
+++ b/openstackclient/volume/v1/volume.py
@@ -344,6 +344,37 @@ class ListVolume(command.Lister):
                 ) for s in data))
 
 
+class MigrateVolume(command.Command):
+    """Migrate volume to a new host"""
+
+    def get_parser(self, prog_name):
+        parser = super(MigrateVolume, self).get_parser(prog_name)
+        parser.add_argument(
+            'volume',
+            metavar="<volume>",
+            help=_("Volume to migrate (name or ID)")
+        )
+        parser.add_argument(
+            '--host',
+            metavar="<host>",
+            required=True,
+            help=_("Destination host (takes the form: host@backend-name#pool)")
+        )
+        parser.add_argument(
+            '--force-host-copy',
+            action="store_true",
+            help=_("Enable generic host-based force-migration, "
+                   "which bypasses driver optimizations")
+        )
+        return parser
+
+    def take_action(self, parsed_args):
+        volume_client = self.app.client_manager.volume
+        volume = utils.find_resource(volume_client.volumes, parsed_args.volume)
+        volume_client.volumes.migrate_volume(volume.id, parsed_args.host,
+                                             parsed_args.force_host_copy,)
+
+
 class SetVolume(command.Command):
     """Set volume properties"""
 
diff --git a/openstackclient/volume/v2/volume.py b/openstackclient/volume/v2/volume.py
index cb409711..0e4071fb 100644
--- a/openstackclient/volume/v2/volume.py
+++ b/openstackclient/volume/v2/volume.py
@@ -409,6 +409,53 @@ class ListVolume(command.Lister):
                 ) for s in data))
 
 
+class MigrateVolume(command.Command):
+    """Migrate volume to a new host"""
+
+    def get_parser(self, prog_name):
+        parser = super(MigrateVolume, self).get_parser(prog_name)
+        parser.add_argument(
+            'volume',
+            metavar="<volume>",
+            help=_("Volume to migrate (name or ID)")
+        )
+        parser.add_argument(
+            '--host',
+            metavar="<host>",
+            required=True,
+            help=_("Destination host (takes the form: host@backend-name#pool)")
+        )
+        parser.add_argument(
+            '--force-host-copy',
+            action="store_true",
+            help=_("Enable generic host-based force-migration, "
+                   "which bypasses driver optimizations")
+        )
+        lock_group = parser.add_mutually_exclusive_group()
+        lock_group.add_argument(
+            '--lock-volume',
+            action="store_true",
+            help=_("If specified, the volume state will be locked "
+                   "and will not allow a migration to be aborted "
+                   "(possibly by another operation)")
+        )
+        lock_group.add_argument(
+            '--unlock-volume',
+            action="store_true",
+            help=_("If specified, the volume state will not be "
+                   "locked and the a migration can be aborted "
+                   "(default) (possibly by another operation)")
+        )
+        return parser
+
+    def take_action(self, parsed_args):
+        volume_client = self.app.client_manager.volume
+        volume = utils.find_resource(volume_client.volumes, parsed_args.volume)
+        volume_client.volumes.migrate_volume(volume.id, parsed_args.host,
+                                             parsed_args.force_host_copy,
+                                             parsed_args.lock_volume,)
+
+
 class SetVolume(command.Command):
     """Set volume properties"""
 
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