Add suport for selinux user when adding a new user on selinux enabled systems

lib/ansible/modules/system/user.py

@@ -49,6 +49,10 @@ options:
             - Optionally when used with the -u option, this option allows to
               change the user ID to a non-unique value.
         version_added: "1.1"
+    seuser:
+        required: false
+        description:
+            - Optionally sets the seuser type (user_u).
     group:
         required: false
         description:
@@ -253,6 +257,7 @@ class User(object):
         self.name       = module.params['name']
         self.uid        = module.params['uid']
         self.non_unique  = module.params['non_unique']
+        self.seuser     = module.params['seuser']
         self.group      = module.params['group']
         self.groups     = module.params['groups']
         self.comment    = module.params['comment']
@@ -313,6 +318,9 @@ class User(object):
             if self.non_unique:
                 cmd.append('-o')
 
+        if self.seuser is not None:
+            cmd.append('-Z')
+            cmd.append(self.seuser)
         if self.group is not None:
             if not self.group_exists(self.group):
                 self.module.fail_json(msg="Group %s does not exist" % self.group)
@@ -2049,6 +2057,8 @@ def main():
             shell=dict(default=None, type='str'),
             password=dict(default=None, type='str', no_log=True),
             login_class=dict(default=None, type='str'),
+            # following options are specific to selinux
+            seuser=dict(default=None, type='str'),
             # following options are specific to userdel
             force=dict(default='no', type='bool'),
             remove=dict(default='no', type='bool'),