openstack/vitrage
Code Issues Proposed changes

Overcome mysql failure during Vitrage init.

Browse Source 
Test the connection to detect mysql failures before executing statements.
It is better to fail early because at that point we have retries.

Change-Id: I9f358104b173920c279bf1213a76518f4b7bb5b5
This commit is contained in:
Idan Hefetz 2019-10-23 08:32:55 +00:00
parent e71b5a45de
commit 8c027ee36e
1 changed files with 6 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
vitrage/storage/__init__.py
View File

@ -46,11 +46,15 @@ def get_connection_from_config():
@tenacity.retry(
wait=tenacity.wait_fixed(CONF.database.retry_interval),
stop=tenacity.stop_after_attempt(retries if retries >= 0 else 5),
stop=tenacity.stop_after_attempt(retries),
after=tenacity.after_log(LOG, log.WARN),
reraise=True)
def _get_connection():
"""Return an open connection to the database."""
return mgr.driver(url)
conn = mgr.driver(url)
session = conn._engine_facade.get_session()
session.execute('SELECT 1;')
return conn
return _get_connection()