Add account and cert for Fermi GBM follow-up

gracedb/ligoauth/migrations/0028_create_gbm_followup_account_and_certs.py

+# -*- coding: utf-8 -*-
+# Generated by Django 1.11.18 on 2019-03-27 17:12
+from __future__ import unicode_literals
+
+from django.conf import settings
+from django.db import migrations
+
+ACCOUNT = {
+    'username': 'fermi-gbm-follow-up',
+    'email': 'tyson.littenberg@ligo.org',
+    'first_name': '',
+    'last_name': 'Fermi-GBM follow-up',
+}
+
+CERTS = [
+    '/DC=org/DC=cilogon/C=US/O=LIGO/OU=Robots/CN=hippo.nsstc.uah.edu/CN=Fermi-GBM-follow-up/CN=Tyson Littenberg/CN=UID:tyson.littenberg.robot',
+]
+
+
+def create_account_and_certs(apps, schema_editor):
+    RobotUser = apps.get_model('ligoauth', 'RobotUser')
+    X509Cert = apps.get_model('ligoauth', 'X509Cert')
+    Group = apps.get_model('auth', 'Group')
+
+    # Create user
+    user = RobotUser.objects.create(**ACCOUNT)
+
+    # Add user to LVC group
+    group = Group.objects.get(name=settings.LVC_GROUP)
+    group.user_set.add(user)
+
+    # Create X509 certificates
+    for subject in CERTS:
+        user.x509cert_set.create(subject=subject)
+
+
+def delete_account_and_certs(apps, schema_editor):
+    RobotUser = apps.get_model('ligoauth', 'RobotUser')
+    X509Cert = apps.get_model('ligoauth', 'X509Cert')
+
+    # Get user
+    user = RobotUser.objects.get(username=ACCOUNT['username'])
+
+    # Delete certs
+    for cert in user.x509cert_set.filter(subject__in=CERTS):
+        cert.delete()
+
+    # Delete full User object
+    user.user_ptr.delete()
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('ligoauth', '0027_add_olib_cert'),
+    ]
+
+    operations = [
+        migrations.RunPython(create_account_and_certs,
+            delete_account_and_certs),
+    ]