opencontainers/runc
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Add separate console socket

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Signed-off-by: Michael Crosby <crosbymichael@gmail.com>
This commit is contained in:
Michael Crosby
2017-03-02 12:53:06 -08:00
parent 697cb97cb7
commit 00a0ecf554
14 changed files with 178 additions and 215 deletions
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10
libcontainer/utils/utils_unix.go
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@ -4,6 +4,7 @@ package utils
import (
"io/ioutil"
"os"
"strconv"
"syscall"
)
@ -31,3 +32,12 @@ func CloseExecFrom(minFd int) error {
}
return nil
}
// NewSockPair returns a new unix socket pair
func NewSockPair(name string) (parent *os.File, child *os.File, err error) {
fds, err := syscall.Socketpair(syscall.AF_LOCAL, syscall.SOCK_STREAM|syscall.SOCK_CLOEXEC, 0)
if err != nil {
return nil, nil, err
}
return os.NewFile(uintptr(fds[1]), name+"-p"), os.NewFile(uintptr(fds[0]), name+"-c"), nil
}