/usr/src/linux-headers-5.15.0-181/tools/testing/selftests/bpf
Edit: /usr/src/linux-headers-5.15.0-181/tools/testing/selftests/bpf/with_tunnels.sh (693B)
#!/bin/bash
# SPDX-License-Identifier: GPL-2.0
#
# setup tunnels for flow dissection test
readonly SUFFIX="test_$(mktemp -u XXXX)"
CONFIG="remote 127.0.0.2 local 127.0.0.1 dev lo"
setup() {
ip link add "ipip_${SUFFIX}" type ipip ${CONFIG}
ip link add "gre_${SUFFIX}" type gre ${CONFIG}
ip link add "sit_${SUFFIX}" type sit ${CONFIG}
echo "tunnels before test:"
ip tunnel show
ip link set "ipip_${SUFFIX}" up
ip link set "gre_${SUFFIX}" up
ip link set "sit_${SUFFIX}" up
}
cleanup() {
ip tunnel del "ipip_${SUFFIX}"
ip tunnel del "gre_${SUFFIX}"
ip tunnel del "sit_${SUFFIX}"
echo "tunnels after test:"
ip tunnel show
}
trap cleanup EXIT
setup
"$@"
exit "$?"