Remove db_sync --migrate command

The `keystone-manage db_sync --migrate`  comand has been removed
from Keystone with migration to alembic [1] and is just no-op.

[1] f174b4fa7c

Change-Id: I4563c993eb8d4a26ef384e8fb43517dd1943f4d8

tasks/keystone_db_sync.yml

@@ -32,8 +32,6 @@
   with_items:
     - name: "need_db_expand"
       state: "{{ (keystone_db_sync_check.rc | int == 2) | bool }}"
-    - name: "need_db_migrate"
-      state: "{{ (keystone_db_sync_check.rc | int in [2, 3]) | bool }}"
     - name: "need_db_contract"
       state: "{{ (keystone_db_sync_check.rc | int in [2, 3, 4]) | bool }}"
 
@@ -63,8 +61,7 @@
   delay: 2
   with_items: "{{ keystone_service_exists.results }}"
   when:
-    - "(ansible_local['openstack_ansible']['keystone']['need_db_expand'] | bool) or
-       (ansible_local['openstack_ansible']['keystone']['need_db_migrate'] | bool)"
+    - "(ansible_local['openstack_ansible']['keystone']['need_db_expand'] | bool)"
     - "(item.status['LoadState'] == 'loaded' | bool)"
   notify:
     - Restart uWSGI
@@ -79,16 +76,6 @@
   run_once: yes
   notify: flush cache
 
-- name: Perform a Keystone DB sync migrate
-  command: "{{ keystone_bin }}/keystone-manage db_sync --migrate"
-  changed_when: false
-  become: yes
-  become_user: "{{ keystone_system_user_name }}"
-  when:
-    - "ansible_local['openstack_ansible']['keystone']['need_db_migrate'] | bool"
-  run_once: yes
-  notify: flush cache
-
 - name: Perform a Keystone DB sync contract
   command: "{{ keystone_bin }}/keystone-manage db_sync --contract"
   changed_when: false

tasks/keystone_install.yml

@@ -84,9 +84,6 @@
       - section: "keystone"
         option: "need_db_expand"
         value: "True"
-      - section: "keystone"
-        option: "need_db_migrate"
-        value: "True"
       - section: "keystone"
         option: "need_db_contract"
         value: "True"
@@ -134,8 +131,6 @@
       with_items:
         - name: "need_db_expand"
           state: "True"
-        - name: "need_db_migrate"
-          state: "True"
         - name: "need_db_contract"
           state: "True"
         - name: "install_method"
@@ -145,7 +140,6 @@
             ('openstack_ansible' not in ansible_local) or
             ('keystone' not in ansible_local['openstack_ansible']) or
             ('need_db_expand' not in ansible_local['openstack_ansible']['keystone']) or
-            ('need_db_migrate' not in ansible_local['openstack_ansible']['keystone']) or
             ('need_db_contract' not in ansible_local['openstack_ansible']['keystone'])
 
 - name: Create WSGI symlinks