zhubingbing 59dd9a4444 Move watcher precheck into its own role
Refers to https://review.openstack.org/#/c/399354/

Change-Id: I28f77d996593978caa3cb63f1c0b0fb096d2d62a
Partially-implements: blueprint condition-pre-check
2016-12-10 15:23:25 +08:00
..