tree be21edb5b714de15f5acfd2054e5272532534499
parent 51750cae8ba3c68bcefedbe8b05faabf9ea5ada4
author Martin Fick <mfick@codeaurora.org> 1570550063 -0600
committer Martin Fick <mfick@codeaurora.org> 1572042798 -0600

Get a URI lock before running tasks.

This allows more than one related gerrit process (as in multi-master
situations) to access the persistent task store at the same time without
deleting each other's task files. This also prevents more than one gerrit
process from pushing to the same URI at the same time.

Change-Id: I1f3f4d60605ff21038e722553cb38494e18b9ff9