Add international_letters service permission for all services.

migrations/versions/0328_international_letters_perm.py

@@ -0,0 +1,33 @@
+"""
+
+Revision ID: 0328_international_letters_perm
+Revises: 0327_idx_notification_history
+Create Date: 2020-08-10 14:12:02.870838
+
+"""
+from alembic import op
+from sqlalchemy import text
+
+revision = '0328_international_letters_perm'
+down_revision = '0327_idx_notification_history'
+
+
+def upgrade():
+    sql = """
+        SELECT distinct(service_id) service_id
+        FROM service_permissions
+        WHERE service_id not in (SELECT service_id FROM service_permissions WHERE permission = 'international_letters')
+    """
+    insert_sql = """
+        INSERT INTO service_permissions(service_id, permission, created_at)
+        VALUES (:service_id, 'international_letters', now())
+    """
+    conn = op.get_bind()
+    results = conn.execute(sql)
+    services_to_add_permission = results.fetchall()
+    for x in services_to_add_permission:
+        conn.execute(text(insert_sql), service_id=x.service_id)
+
+
+def downgrade():
+    pass