#28055 [Asn->Csd]: pfsockopen hangs for 30 seconds if connection is established

ID: 28055 Updated by: wez@php.net Reported By: chris at deviantart dot com -Status: Assigned +Status: Closed Bug Type: Sockets related Operating System: Linux 2.6.5 PHP Version: 4.3.6 Assigned To: wez Previous Comments: ------------------------------------------------------------------------ [2004-04-19 14:44:33] wez@php.net This bug has been fixed in CVS. Snapshots of the sources are packaged every three hours; this change will be in the next snapshot. You can grab the snapshot at http://snaps.php.net/. Thank you for the report, and for helping us make PHP better. Yep, it did - thanks for bringing this up. ------------------------------------------------------------------------ [2004-04-19 13:06:20] chris at deviantart dot com Description: ------------ If a connection has already been established, pfsockopen will hang for 30 seconds before returning the correct persistent socket. strace reports the following: ... connect(3, {sa_family=AF_INET, sin_port=htons(11211), sin_addr=inet_addr("10.0.0.16")}, 16) = -1 EINPROGRESS (Operation now in progress) select(4, [3], [3], [3], {60, 0}) = 1 (out [3], left {60, 0}) getsockopt(3, SOL_SOCKET, SO_ERROR, [0], [4]) = 0 fcntl64(3, F_SETFL, O_RDWR) = 0 select(4, [3], NULL, NULL, {60, 0} *hang* The following patch seems to fix it: http://cvs.php.net/diff.php/php-src/main/network.c?sa=1&r1=1.83.2.21&r2=1.83.2.20&ty=u Maybe this needs backporting? http://cvs.php.net/cvs.php/php-src/main/streams/streams.c?sa=1#rev1.49 Reproduce code: --------------- <? $fp = pfsockopen("rembrandt", 11211); $fp = pfsockopen("rembrandt", 11211); ?> ------------------------------------------------------------------------ -- Edit this bug report at http://bugs.php.net/?id=28055&edit=1