SeAT Manager (#704)

* SeAT service in modular service app format

* Replace string concatenation with formatters

* Fix incorrect references to user

* Fix exception when user doesn't have seat active

* Prevent deletion of seat API keys by default

* Improve api response error handling

* Corrected notification message

* Added missing view returns

* Update SeAT to use permissions based access

* Update password generator to new style

* Correct logging message

* Fix seat role update tasks

* Correct validate user logic

* Add seat test settings

* Added basic seat unit tests

* Added add permissions function from other branch

* Remove obsolete settings references

services/modules/seat/tasks.py

@@ -0,0 +1,76 @@
+from __future__ import unicode_literals
+
+from django.contrib.auth.models import User
+from django.core.exceptions import ObjectDoesNotExist
+from django.conf import settings
+from notifications import notify
+
+from alliance_auth.celeryapp import app
+
+from .models import SeatUser
+from .manager import SeatManager
+
+import logging
+
+logger = logging.getLogger(__name__)
+
+
+class SeatTasks:
+    def __init__(self):
+        pass
+
+    @staticmethod
+    def has_account(user):
+        try:
+            return user.seat.username != ''
+        except ObjectDoesNotExist:
+            return False
+
+    @classmethod
+    def delete_user(cls, user, notify_user=False):
+        if cls.has_account(user) and SeatManager.disable_user(user.seat.username):
+            user.seat.delete()
+            logger.info("Successfully deactivated SeAT for user %s" % user)
+            if notify_user:
+                notify(user, 'SeAT Account Disabled', level='danger')
+            return True
+        return False
+
+    @staticmethod
+    @app.task(bind=True)
+    def update_roles(self, pk):
+        user = User.objects.get(pk=pk)
+        logger.debug("Updating SeAT roles for user %s" % user)
+        groups = []
+        if SeatTasks.has_account(user):
+            for group in user.groups.all():
+                groups.append(str(group.name))
+            if len(groups) == 0:
+                logger.debug("No syncgroups found for user. Adding empty group.")
+                groups.append('empty')
+            logger.debug("Updating user %s SeAT roles to %s" % (user, groups))
+            try:
+                SeatManager.update_roles(user.seat.username, groups)
+            except:
+                logger.warn("SeAT group sync failed for %s, retrying in 10 mins" % user, exc_info=True)
+                raise self.retry(countdown=60 * 10)
+            logger.debug("Updated user %s SeAT roles." % user)
+        else:
+            logger.debug("User %s does not have a SeAT account")
+
+    @staticmethod
+    @app.task
+    def update_all_roles():
+        logger.debug("Updating ALL SeAT roles")
+        for user in SeatUser.objects.all():
+            SeatTasks.update_roles.delay(user.user_id)
+
+    @staticmethod
+    def deactivate():
+        SeatUser.objects.all().delete()
+
+    @staticmethod
+    @app.task
+    def run_api_sync():
+        logger.debug("Running EVE API synchronization with SeAT")
+        SeatManager.synchronize_eveapis()