Extend linux.user

- Add posibility do delete user password
 - Delete any password, if no other option has been passed
 - Allow to pass hash\plain password
 - Allow to unchange password

Change-Id: Id2b7234ca5d4417475b2114e74840292fc57d0de

README.rst

@@ -31,7 +31,10 @@ Basic Linux box
         timezone: 'Europe/Prague'
         utc: true
 
-Linux with system users, some with password set
+Linux with system users, some with password set:
+.. WARNING::
+If no 'password' variable has been passed - any predifined password
+will be removed.
 
 .. code-block:: yaml
 
@@ -50,9 +53,22 @@ Linux with system users, some with password set
           jsmith:
             name: 'jsmith'
             enabled: true
-            full_name: 'Password'
+            full_name: 'With clear password'
             home: '/home/jsmith'
-            password: userpassword
+            hash_password: true
+            password: "userpassword"
+          mark:
+            name: 'mark'
+            enabled: true
+            full_name: "unchange password'
+            home: '/home/mark'
+            password: false
+          elizabeth:
+            name: 'elizabeth'
+            enabled: true
+            full_name: 'With hased password'
+            home: '/home/elizabeth'
+            password: "$6$nUI7QEz3$dFYjzQqK5cJ6HQ38KqG4gTWA9eJu3aKx6TRVDFh6BVJxJgFWg2akfAA7f1fCxcSUeOJ2arCO6EEI6XXnHXxG10"
 
 Configure sudo for users and groups under ``/etc/sudoers.d/``.
 This ways ``linux.system.sudo`` pillar map to actual sudo attributes:

linux/system/user.sls

@@ -19,11 +19,17 @@ system_user_{{ name }}:
   user.present:
   - name: {{ name }}
   - home: {{ user.home }}
-  {%- if user.password is defined %}
-  - password: {{ user.password }}
+  {% if user.get('password') == False %}
+  - enforce_password: false
+  {% elif user.get('password') == None %}
+  - enforce_password: true
+  - password: '*'
+  {% elif user.get('password') %}
   - enforce_password: true
+  - password: {{ user.password }}
+  - hash_password: {{ user.get('hash_password', False) }}
+  {% endif %}
   - gid_from_name: true
-  {%- endif %}
   {%- if user.groups is defined %}
   - groups: {{ user.groups }}
   {%- endif %}