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release the lock if it took too long to acquire it

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This commit is contained in:
Brian Gough 2017-07-12 10:45:23 +01:00
parent 54c0fc1180
commit bb0dc4b4d5
1 changed files with 4 additions and 1 deletions
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5
services/document-updater/app/coffee/LockManager.coffee
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@ -41,7 +41,10 @@ module.exports = LockManager =
metrics.inc "doc-not-blocking" metrics.inc "doc-not-blocking"
timeTaken = profile.log("got lock").end() timeTaken = profile.log("got lock").end()
if timeTaken > MAX_REDIS_REQUEST_LENGTH if timeTaken > MAX_REDIS_REQUEST_LENGTH
callback err, false # took too long to get the lock, bail out # took too long, so try to free the lock
LockManager.releaseLock doc_id, lockValue, (err, result) ->
return callback(err) if err? # error freeing lock
callback null, false # tell caller they didn't get the lock
else else
callback err, true, lockValue callback err, true, lockValue
else else