Not prompt relevant message when stop a stoped vm

[YangLei]

yanglei@yanglei-ThinkCentre-M58:/var/log/nova$ nova list
+--------------------------------------+-------+---------+------------+-------------+---------------------+
| ID | Name | Status | Task State | Power State | Networks |
+--------------------------------------+-------+---------+------------+-------------+---------------------+
| f75d2623-2769-423f-a865-dd86eccc5020 | Ktest | SHUTOFF | None | Shutdown | public=172.24.4.227 |
+--------------------------------------+-------+---------+------------+-------------+---------------------+
yanglei@yanglei-ThinkCentre-M58:/var/log/nova$ nova show Ktest
+-------------------------------------+----------------------------------------------------------+
| Property | Value |
+-------------------------------------+----------------------------------------------------------+
| status | SHUTOFF |
| updated | 2013-05-20T06:08:34Z |
| OS-EXT-STS:task_state | None |
| OS-EXT-SRV-ATTR:host | yanglei-ThinkCentre-M58 |
| key_name | None |
| image | cirros-kernel (7d0029b2-e676-4e11-8461-3f3141404dce) |
| hostId | d3c4a5a34a8bc0e706b42c061c4c70318cf2aae6369aad1bea4279b0 |
| OS-EXT-STS:vm_state | stopped |
| OS-EXT-SRV-ATTR:instance_name | instance-00000001 |
| public network | 172.24.4.227 |
| OS-EXT-SRV-ATTR:hypervisor_hostname | yanglei-ThinkCentre-M58 |
| flavor | m1.tiny (1) |
| id | f75d2623-2769-423f-a865-dd86eccc5020 |
| security_groups | [{u'name': u'default'}] |
| user_id | f0c4bb94cfa944f3ba9d1f41e29e3074 |
| name | Ktest |
| created | 2013-05-17T06:45:24Z |
| tenant_id | a81894795ac445859902d4eaa277aaf2 |
| OS-DCF:diskConfig | MANUAL |
| metadata | {} |
| accessIPv4 | |
| accessIPv6 | |
| OS-EXT-STS:power_state | 4 |
| OS-EXT-AZ:availability_zone | nova |
| config_drive | |
+-------------------------------------+----------------------------------------------------------+
yanglei@yanglei-ThinkCentre-M58:/var/log/nova$ nova stop Ktest
yanglei@yanglei-ThinkCentre-M58:/var/log/nova$

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/29879
Committed: http://github.com/openstack/nova/commit/62ca3783ce4fcc0b03e96936972abc83b54c772f
Submitter: Jenkins
Branch: master

commit 62ca3783ce4fcc0b03e96936972abc83b54c772f
Author: YangLei <email address hidden>
Date: Tue May 21 15:00:53 2013 +0800

    No relevant message when stop a stopped VM

    When user tries to stop a stopped VM, there is no need to stop it again,
    and We need return it's vm_state.

    Fixes bug 1181934

    Change-Id: I71772dfcead440cb49b6ccdbb4e1a891475bb75e

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: stable/grizzly
Review: https://review.openstack.org/41025

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/41025
Committed: http://github.com/openstack/nova/commit/df365c69f04853a2242b7cdcdc7791e7838b8ba3
Submitter: Jenkins
Branch: stable/grizzly

commit df365c69f04853a2242b7cdcdc7791e7838b8ba3
Author: YangLei <email address hidden>
Date: Tue May 21 15:00:53 2013 +0800

    No relevant message when stop a stopped VM

    When user tries to stop a stopped VM, there is no need to stop it again,
    and We need return it's vm_state.

    Fixes bug 1181934

    Change-Id: I71772dfcead440cb49b6ccdbb4e1a891475bb75e
    (cherry picked from commit 62ca3783ce4fcc0b03e96936972abc83b54c772f)