1. photon
  2. Commit 9a168e5c31f810391ce8ef9a9e2aa54ac6f2b3f1
Browse code

close extra file descriptors in run-in-chroot

Change-Id: I08343963498e7baa35a8be02288aa4ef51c5abad
Reviewed-on: http://photon-jenkins.eng.vmware.com:8082/3761
Tested-by: gerrit-photon <photon-checkins@vmware.com>
Reviewed-by: Bo Gan <ganb@vmware.com>

Bo Gan authored on 2017/09/13 07:16:58
Showing 1 changed files
support/package-builder/run-in-chroot.sh
History View file @ 9a168e5
... ... 
@@ -35,6 +35,12 @@ else
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     CHROOT_CMD="contain -b $RPMS:usr/src/photon/RPMS -c -n"
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 fi
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+
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+# Close all fds except stdin, stdout and stderr
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+for fd in $(ls /proc/$$/fd/); do
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+    [ $fd -gt 2 ] && exec {fd}<&-
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+done
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+
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 $CHROOT_CMD "${BUILDROOT}" \
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 	/usr/bin/env -i \
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 	HOME=/root \