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src: ignore ENOTCONN on shutdown race with child #1214

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merged 1 commit into from
Mar 28, 2015

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On AIX, OS X and the BSDs, calling shutdown() on one end of a pipe
when the other end has closed the connection fails with ENOTCONN.

The sequential/test-child-process-execsync test failed sporadically
because of a race between the parent and the child where one closed
its end of the pipe before the other got around to calling shutdown()
on its end of the pipe.

Libuv is not the right place to handle that because it can't tell if
the ENOTCONN error is genuine but io.js can.

Refs: libuv/libuv#268

R=@piscisaureus, /cc @gireeshpunathil @mdawsonibm

https://jenkins-iojs.nodesource.com/view/iojs/job/iojs+any-pr+multi/347/

@mscdex mscdex added the c++ Issues and PRs that require attention from people who are familiar with C++. label Mar 23, 2015
@piscisaureus
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It's ugly but LGTM @bnoordhuis

@mscdex mscdex added the child_process Issues and PRs related to the child_process subsystem. label Mar 25, 2015
On AIX, OS X and the BSDs, calling shutdown() on one end of a pipe
when the other end has closed the connection fails with ENOTCONN.

The sequential/test-child-process-execsync test failed sporadically
because of a race between the parent and the child where one closed
its end of the pipe before the other got around to calling shutdown()
on its end of the pipe.

Libuv is not the right place to handle that because it can't tell if
the ENOTCONN error is genuine but io.js can.

Refs: libuv/libuv#268
PR-URL: nodejs#1214
Reviewed-By: Bert Belder <[email protected]>
@bnoordhuis bnoordhuis force-pushed the fix-execsync-enotconn-race branch from 466a843 to ea37ac0 Compare March 28, 2015 12:28
@bnoordhuis bnoordhuis closed this Mar 28, 2015
@bnoordhuis bnoordhuis deleted the fix-execsync-enotconn-race branch March 28, 2015 12:28
@bnoordhuis bnoordhuis merged commit ea37ac0 into nodejs:v1.x Mar 28, 2015
@rvagg rvagg mentioned this pull request Mar 28, 2015
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3 participants