diff options
Diffstat (limited to 'tools/testing/selftests/net/in_netns.sh')
-rwxr-xr-x | tools/testing/selftests/net/in_netns.sh | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/tools/testing/selftests/net/in_netns.sh b/tools/testing/selftests/net/in_netns.sh new file mode 100755 index 0000000000..88795b510b --- /dev/null +++ b/tools/testing/selftests/net/in_netns.sh @@ -0,0 +1,23 @@ +#!/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 "$?" |