diff options
Diffstat (limited to 'cloudinit/distros/__init__.py')
| -rw-r--r-- | cloudinit/distros/__init__.py | 85 |
1 files changed, 56 insertions, 29 deletions
diff --git a/cloudinit/distros/__init__.py b/cloudinit/distros/__init__.py index 5a2092c0..0db4aac7 100644 --- a/cloudinit/distros/__init__.py +++ b/cloudinit/distros/__init__.py @@ -720,41 +720,68 @@ def _normalize_users(u_cfg, def_user_cfg=None): def normalize_users_groups(cfg, distro): if not cfg: cfg = {} + users = {} groups = {} if 'groups' in cfg: groups = _normalize_groups(cfg['groups']) - # Handle the previous style of doing this... - old_user = None + # Handle the previous style of doing this where the first user + # overrides the concept of the default user if provided in the user: XYZ + # format. + old_user = {} if 'user' in cfg and cfg['user']: - old_user = str(cfg['user']) - if not 'users' in cfg: - cfg['users'] = old_user - old_user = None - if 'users' in cfg: - default_user_config = None - try: - default_user_config = distro.get_default_user() - except NotImplementedError: - LOG.warn(("Distro has not implemented default user " - "access. No default user will be normalized.")) - base_users = cfg['users'] - if old_user: - if isinstance(base_users, (list)): - if len(base_users): - # The old user replaces user[0] - base_users[0] = {'name': old_user} - else: - # Just add it on at the end... - base_users.append({'name': old_user}) - elif isinstance(base_users, (dict)): - if old_user not in base_users: - base_users[old_user] = True - elif isinstance(base_users, (str, basestring)): - # Just append it on to be re-parsed later - base_users += ",%s" % (old_user) - users = _normalize_users(base_users, default_user_config) + old_user = cfg['user'] + # Translate it into the format that is more useful + # going forward + if isinstance(old_user, (basestring, str)): + old_user = { + 'name': old_user, + } + if not isinstance(old_user, (dict)): + LOG.warn(("Format for 'user' key must be a string or " + "dictionary and not %s"), util.obj_name(old_user)) + old_user = {} + + # If no old user format, then assume the distro + # provides what the 'default' user maps to, but notice + # that if this is provided, we won't automatically inject + # a 'default' user into the users list, while if a old user + # format is provided we will. + distro_user_config = {} + try: + distro_user_config = distro.get_default_user() + except NotImplementedError: + LOG.warn(("Distro has not implemented default user " + "access. No distribution provided default user" + " will be normalized.")) + + # Merge the old user (which may just be an empty dict when not + # present with the distro provided default user configuration so + # that the old user style picks up all the distribution specific + # attributes (if any) + default_user_config = util.mergemanydict([old_user, distro_user_config]) + + base_users = cfg.get('users', []) + if not isinstance(base_users, (list, dict, str, basestring)): + LOG.warn(("Format for 'users' key must be a comma separated string" + " or a dictionary or a list and not %s"), + util.obj_name(base_users)) + base_users = [] + + if old_user: + # Ensure that when user: is provided that this user + # always gets added (as the default user) + if isinstance(base_users, (list)): + # Just add it on at the end... + base_users.append({'name': 'default'}) + elif isinstance(base_users, (dict)): + base_users['default'] = base_users.get('default', True) + elif isinstance(base_users, (str, basestring)): + # Just append it on to be re-parsed later + base_users += ",default" + + users = _normalize_users(base_users, default_user_config) return (users, groups) |