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Update libcontainer to 2d3b5af7486f1a4e80a5ed91859d309b4eebf80c

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This revision is from docker_1.5 branch, because we don't want to
introduce user namespace in docker 1.5, but fix for --pid=host is
needed.

Fixes #10303

Signed-off-by: Alexander Morozov <lk4d4@docker.com>
This commit is contained in:
Alexander Morozov 2015-01-26 14:00:44 -08:00
parent 99bffdf10e
commit fd2d45d7d4
2 changed files with 18 additions and 7 deletions
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3
project/vendor.sh
View file

@ -68,7 +68,8 @@ if [ "$1" = '--go' ]; then
mv tmp-tar src/code.google.com/p/go/src/pkg/archive/tar
fi
clone git github.com/docker/libcontainer eb74393a3d2daeafbef4f5f27c0821cbdd67559c
# this commit is from docker_1.5 branch in libcontainer, pls delete that branch when you'll update libcontainer again
clone git github.com/docker/libcontainer 2d3b5af7486f1a4e80a5ed91859d309b4eebf80c
# see src/github.com/docker/libcontainer/update-vendor.sh which is the "source of truth" for libcontainer deps (just like this file)
rm -rf src/github.com/docker/libcontainer/vendor
eval "$(grep '^clone ' src/github.com/docker/libcontainer/update-vendor.sh | grep -v 'github.com/codegangsta/cli')"

22
vendor/src/github.com/docker/libcontainer/namespaces/exec.go vendored
View file

@ -50,10 +50,20 @@ func Exec(container *libcontainer.Config, stdin io.Reader, stdout, stderr io.Wri
}
child.Close()
wait := func() (*os.ProcessState, error) {
ps, err := command.Process.Wait()
// we should kill all processes in cgroup when init is died if we use
// host PID namespace
if !container.Namespaces.Contains(libcontainer.NEWPID) {
killAllPids(container)
}
return ps, err
}
terminate := func(terr error) (int, error) {
// TODO: log the errors for kill and wait
command.Process.Kill()
command.Wait()
wait()
return -1, terr
}
@ -109,16 +119,16 @@ func Exec(container *libcontainer.Config, stdin io.Reader, stdout, stderr io.Wri
startCallback()
}
if err := command.Wait(); err != nil {
ps, err := wait()
if err != nil {
if _, ok := err.(*exec.ExitError); !ok {
return -1, err
}
}
if !container.Namespaces.Contains(libcontainer.NEWPID) {
killAllPids(container)
}
// waiting for pipe flushing
command.Wait()
waitStatus := command.ProcessState.Sys().(syscall.WaitStatus)
waitStatus := ps.Sys().(syscall.WaitStatus)
if waitStatus.Signaled() {
return EXIT_SIGNAL_OFFSET + int(waitStatus.Signal()), nil
}