kernel-fxtec-pro1x/tools/testing/selftests/net/in_netns.sh
Prashant Bhole 4d1e46a55e selftests/net: fix in_netns.sh script
execute the subprocess in netns using 'ip netns exec'

Fixes: cc30c93fa0 ("selftests/net: ignore background traffic in psock_fanout")
Signed-off-by: Prashant Bhole <bhole_prashant_q7@lab.ntt.co.jp>
Acked-by: Willem de Bruijn <willemb@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2018-03-07 12:26:05 -05:00

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#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
#
# Execute a subprocess in a network namespace
set -e
readonly NETNS="ns-$(mktemp -u XXXXXX)"
setup() {
ip netns add "${NETNS}"
ip -netns "${NETNS}" link set lo up
}
cleanup() {
ip netns del "${NETNS}"
}
trap cleanup EXIT
setup
ip netns exec "${NETNS}" "$@"
exit "$?"