rgw: add a dedicated variable for multisite endpoint

We should give users the possibility to set the IP they want as
multisite endpoint, setting the default value to `{{ ansible_fqdn }}` to
not force them to set this variable.

Signed-off-by: Guillaume Abrioux <gabrioux@redhat.com>

group_vars/rgws.yml.sample

@@ -62,6 +62,7 @@ dummy:
 
 #rgw_zonemaster: true
 #rgw_zonesecondary: false
+#rgw_multisite_endpoint_addr: "{{ ansible_fqdn }}"
 #rgw_zonegroup: dummy # should be set by the user
 #rgw_zone_user: zone.user
 #rgw_realm: dummy # should be set by the user

roles/ceph-rgw/defaults/main.yml

@@ -54,6 +54,7 @@ rgw_zone: default
 
 rgw_zonemaster: true
 rgw_zonesecondary: false
+rgw_multisite_endpoint_addr: "{{ ansible_fqdn }}"
 #rgw_zonegroup: dummy # should be set by the user
 #rgw_zone_user: zone.user
 #rgw_realm: dummy # should be set by the user

roles/ceph-rgw/tasks/multisite/master.yml

@@ -7,14 +7,14 @@
     - "'No such file or directory' in realmcheck.stderr"
 
 - name: create the zonegroup
-  command: radosgw-admin zonegroup create --rgw-zonegroup={{ rgw_zonegroup }} --endpoints=http://{{ ansible_hostname }}:{{ radosgw_frontend_port }} --master --default
+  command: radosgw-admin zonegroup create --rgw-zonegroup={{ rgw_zonegroup }} --endpoints=http://{{ rgw_multisite_endpoint_addr }}:{{ radosgw_frontend_port }} --master --default
   delegate_to: "{{ groups[mon_group_name][0] }}"
   run_once: true
   when:
     - "'No such file or directory' in zonegroupcheck.stderr"
 
 - name: create the zone
-  command: radosgw-admin zone create --rgw-zonegroup={{ rgw_zonegroup }} --rgw-zone={{ rgw_zone }} --endpoints=http://{{ ansible_hostname }}:{{ radosgw_frontend_port }} --access-key={{ system_access_key }} --secret={{ system_secret_key }} --default --master
+  command: radosgw-admin zone create --rgw-zonegroup={{ rgw_zonegroup }} --rgw-zone={{ rgw_zone }} --endpoints=http://{{ rgw_multisite_endpoint_addr }}:{{ radosgw_frontend_port }} --access-key={{ system_access_key }} --secret={{ system_secret_key }} --default --master
   delegate_to: "{{ groups[mon_group_name][0] }}"
   run_once: true
   when:

roles/ceph-rgw/tasks/multisite/secondary.yml

@@ -24,7 +24,7 @@
   run_once: true
 
 - name: create the zone
-  command: radosgw-admin zone create --rgw-zonegroup={{ rgw_zonegroup }} --rgw-zone={{ rgw_zone }} --endpoints=http://{{ ansible_hostname }}:{{ radosgw_frontend_port }} --access-key={{ system_access_key }} --secret={{ system_secret_key }} --default
+  command: radosgw-admin zone create --rgw-zonegroup={{ rgw_zonegroup }} --rgw-zone={{ rgw_zone }} --endpoints=http://{{ rgw_multisite_endpoint_addr }}:{{ radosgw_frontend_port }} --access-key={{ system_access_key }} --secret={{ system_secret_key }} --default
   delegate_to: "{{ groups[mon_group_name][0] }}"
   run_once: true
   when: