If the database is locked we will get an immediate error indicating so,
there is no retry timeout. The looping code is therefore useless, the loop
count is near instantly exceeded.
Using a time based retry means we can wait a sensible time, then gracefully
exit.
(Bitbake rev:
9f9e6d87007ea87e62495705464f4232c996a165)
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
import os.path
import errno
import prserv
+import time
try:
import sqlite3
def _execute(self, *query):
"""Execute a query, waiting to acquire a lock if necessary"""
- count = 0
+ start = time.time()
+ end = start + 20
while True:
try:
return self.conn.execute(*query)
except sqlite3.OperationalError as exc:
- if 'is locked' in str(exc) and count < 500:
- count = count + 1
+ if 'is locked' in str(exc) and end > time.time():
continue
raise exc