chnage the condition

Author: Michiel Piscaer

README.md

@@ -6,6 +6,6 @@ Deploys corosync/pacemaker
 # Variables
 
 - `pacemaker_corosync_group`: Ansible group name for corosync cluster (default: false, *mandatory*)
-- `pacemaker_remote_group`: Ansible group name for pacemaker-remote cluster (default: false)
+- `pacemaker_remote_group`: Ansible group name for pacemaker-remote cluster (default: false, *mandatory*)
 - `pacemaker_corosync_ring_interface`: Interface to use for ring0 communications (default: false, *mandatory*)
 - `pacemaker_corosync_fqdn`: Whether use inventory_hostname or ansible_fqdn as node name for corosync (default: false)

tasks/pacemaker.yml

@@ -18,15 +18,15 @@
     state: present
   with_items:
     - pacemaker
-  when: "'pacemaker_corosync_group' in group_names"
+  when: "inventory_hostname in groups[pacemaker_corosync_group]"
 
 - name: Installs pacemaker-remote
   package:
     name: "{{ item }}"
     state: present
   with_items:
     - pacemaker-remote
-  when: "'pacemaker_remote_group' in group_names"
+  when: "inventory_hostname in groups[pacemaker_remote_group]"
 
 - name: Install haveged
   package: