LXR linux/tools/testing/selftests/net/in

   1#!/bin/sh
   2# SPDX-License-Identifier: GPL-2.0
   3#
   4# Execute a subprocess in a network namespace
   5
   6set -e
   7
   8readonly NETNS="ns-$(mktemp -u XXXXXX)"
   9
  10setup() {
  11        ip netns add "${NETNS}"
  12        ip -netns "${NETNS}" link set lo up
  13}
  14
  15cleanup() {
  16        ip netns del "${NETNS}"
  17}
  18
  19trap cleanup EXIT
  20setup
  21
  22ip netns exec "${NETNS}" "$@"
  23exit "$?"
  24