SSH key is optional for user (closes #15)

Author: HanXHX

README.md

@@ -91,7 +91,7 @@ Each row have few keys:
 - `groups`: (O) comma separated list of groups
 - `createhome`: (O) yes/no
 - `system`: (O) yes/no (default: no)
-- `ssh_keys`: (M) list of ssh public keys. If you don't need any SSH key, please provide an empty list.
+- `ssh_keys`: (O) ssh public keys list
 - `state`: (O) present/absent (default: present)
 
 (M) Mandatory

tasks/user.yml

@@ -43,6 +43,8 @@
   with_subelements:
     - "{{ dbs_users }}"
     - ssh_keys
+    - flags:
+      skip_missing: true
   when: item.0.state is not defined or item.0.state == 'present'
 
 - name: TEMPLATE | Create sudoers file

tests/test-travis.yml

@@ -30,9 +30,7 @@
         groups: 'superdaemon'
         shell: '/usr/sbin/nologin'
         sudo: false
-        ssh_keys: []
       - name: 'regis'
-        ssh_keys: []
         state: 'absent'
   roles:
     - ../../

tests/test.yml

@@ -21,10 +21,8 @@
         groups: 'superdaemon'
         shell: '/usr/sbin/nologin'
         sudo: false
-        ssh_keys: []
         password: '1a2b3c'
       - name: 'regis'
-        ssh_keys: []
         state: 'absent'
     dbs_ntp_pkg: 'ntp'
     dbs_locales: