add customer field to osusers.models.User

- allow association of os users to Django users (customers)
- adapt admin forms
- add migration

gnuviechadmin/osusers/models.py

@@ -104,7 +104,9 @@ class UserManager(models.Manager):
         return nextuser
 
     @transaction.atomic
-    def create_user(self, username=None, password=None, commit=False):
+    def create_user(
+        self, customer, username=None, password=None, commit=False
+    ):
         uid = self.get_next_uid()
         gid = Group.objects.get_next_gid()
         if username is None:
@@ -114,7 +116,7 @@ class UserManager(models.Manager):
         homedir = os.path.join(settings.OSUSER_HOME_BASEPATH, username)
         group = Group.objects.create(groupname=username, gid=gid)
         user = self.create(username=username, group=group, uid=uid,
-                           homedir=homedir,
+                           homedir=homedir, customer=customer,
                            shell=settings.OSUSER_DEFAULT_SHELL)
         user.set_password(password)
         if commit:
@@ -132,6 +134,7 @@ class User(TimeStampedModel, models.Model):
     gecos = models.CharField(_('Gecos field'), max_length=128, blank=True)
     homedir = models.CharField(_('Home directory'), max_length=256)
     shell = models.CharField(_('Login shell'), max_length=64)
+    customer = models.ForeignKey(settings.AUTH_USER_MODEL)
 
     objects = UserManager()