Alexander Larsson 3822f04f53 beam: Make extracted Fds CloseOnExec ...

Grab forklock to make sure no forks accidentally inherit the new fds
before they are made CLOEXEC There is a slight race condition between
ReadMsgUnix returns and when we grap the lock, so this is not
perfect. Unfortunately There is no way to pass MSG_CMSG_CLOEXEC to
recvmsg() nor any way to implement non-blocking i/o in go, so this is
hard to fix.

Docker-DCO-1.1-Signed-off-by: Alexander Larsson <alexl@redhat.com> (github: alexlarsson)
Upstream-commit: b0228d94beeeb331f6ac58b289eba4982a42c5d4
Component: engine

2014-04-22 15:50:21 -07:00

components/engine

beam: Make extracted Fds CloseOnExec

2014-04-22 15:50:21 -07:00

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