Jim-Lambert-Bose commented on a change in pull request #121: [Issue 120]
[connection_pool.go] fixing data race when GetConnection() reads connection
attribs
URL: https://github.com/apache/pulsar-client-go/pull/121#discussion_r356827397
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File path: pulsar/internal/connection_pool.go
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@@ -53,15 +53,21 @@ func (p *connectionPool) GetConnection(logicalAddr
*url.URL, physicalAddr *url.U
cachedCnx, found := p.pool.Load(logicalAddr.Host)
if found {
cnx := cachedCnx.(*connection)
- log.Debug("Found connection in cache:", cnx.logicalAddr,
cnx.physicalAddr)
+ cnx.Lock()
+ // stash these vars, so we can release the lock ASAP
+ // (without using a defer, which holds it until the end of the
func)
+ logicalAddr = cnx.logicalAddr
+ physicalAddr = cnx.physicalAddr
+ cnx.Unlock()
Review comment:
Hum... you're correct. I can't reproduce the race condition I saw earlier
and it could have been related to the other PR I submitted today. I'll close
this. Ty for the review.
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