uranusjr commented on a change in pull request #18439:
URL: https://github.com/apache/airflow/pull/18439#discussion_r723779357
##########
File path: airflow/utils/db.py
##########
@@ -626,27 +629,88 @@ def check_migrations(timeout):
:param timeout: Timeout for the migration in seconds
:return: None
"""
- from alembic.runtime.migration import MigrationContext
+ ticker = 0
+ while True:
+ source_heads = get_source_heads()
+ db_heads = get_db_heads()
+ if source_heads == db_heads:
+ break
+ if ticker >= timeout:
+ raise TimeoutError(
+ f"There are still unapplied migrations after {ticker} seconds.
"
+ f"Migration Head(s) in DB: {db_heads} | Migration Head(s) in
Source Code: {source_heads}"
+ )
+ ticker += 1
+ time.sleep(1)
+ log.info('Waiting for migrations... %s second(s)', ticker)
+
+
+def get_source_heads():
+ """
+ Function to get the current migration head in the source code.
+
+ :return: List of migration head(s)
Review comment:
But the return value is actually a set? :p
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