Update waiting for database.

tasks/db.py

@@ -5,33 +5,15 @@ Tasks for working with the database attached to the API.
 :license: AGPL v3+
 """
 
+from urllib.parse import urlparse
+
 import invoke as inv
 
-import rookeries
 from rookeries import database as rookeries_db
 
 
 @inv.task
-def init(ctx):
+def wait(ctx, timeout=10):
-    """
+    db_connection = urlparse(rookeries_db.get_db_connection_from_env())
-    Initialize the database with sample code.
+    wait_for = f'{db_connection.scheme}://{db_connection.netloc}/'
-
+    ctx.run(f'dockerize -wait {wait_for}/ -timeout {timeout}s')
-    Run in order: inv db.init, inv db.upgrade & inv db.create_migration -m 'Migrate me'.
-
-    :param ctx: Context of the invoke task.
-    """
-
-    app = rookeries.make_rookeries_app(quiet_log=True)
-    rookeries_db.db.init_app(app)
-    rookeries_db.migrations.init_app(app)
-    with app.app_context():
-        rookeries_db.db.create_all()
-        rookeries_db.migrations.stamp()
-
-
-@inv.task
-def wait(ctx):
-    db_connection = rookeries_db.get_db_connection_from_env()
-    _, _, connection, _ = db_connection.split('/')
-    _, db_host_port = connection.split('@')
-    inv.run(f'dockerize -wait tcp://{db_host_port}')