FM / bpf

/usr/src/linux-headers-5.15.0-181/tools/testing/selftests/bpf/

/usr/src/linux-headers-5.15.0-181/tools/testing/selftests/bpf

Name	Size	Mode	Actions
benchs/	-	0755	rm
bpf_testmod/	-	0755	rm
ima_setup.sh	2515	0755	edit dl rm
Makefile	20073	0644	edit dl rm
Makefile.docs	2239	0644	edit dl rm
test_bpftool.sh	415	0755	edit dl rm
test_bpftool_build.sh	3707	0755	edit dl rm
test_bpftool_metadata.sh	1597	0755	edit dl rm
test_doc_build.sh	638	0755	edit dl rm
test_flow_dissector.sh	5243	0755	edit dl rm
test_ftrace.sh	701	0755	edit dl rm
test_kmod.sh	1318	0755	edit dl rm
test_lirc_mode2.sh	764	0755	edit dl rm
test_lwt_ip_encap.sh	14931	0755	edit dl rm
test_lwt_seg6local.sh	5808	0755	edit dl rm
test_skb_cgroup_id.sh	1349	0755	edit dl rm
test_sock_addr.sh	1105	0755	edit dl rm
test_tcp_check_syncookie.sh	1715	0755	edit dl rm
test_tc_edt.sh	2784	0755	edit dl rm
test_tc_tunnel.sh	7925	0755	edit dl rm
test_tunnel.sh	19320	0755	edit dl rm
test_xdping.sh	2077	0755	edit dl rm
test_xdp_meta.sh	1257	0755	edit dl rm
test_xdp_redirect.sh	1715	0755	edit dl rm
test_xdp_redirect_multi.sh	6321	0755	edit dl rm
test_xdp_veth.sh	3099	0755	edit dl rm
test_xdp_vlan.sh	5743	0755	edit dl rm
test_xdp_vlan_mode_generic.sh	186	0755	edit dl rm
test_xdp_vlan_mode_native.sh	180	0755	edit dl rm
test_xsk.sh	4430	0755	edit dl rm
vmtest.sh	9584	0755	edit dl rm
with_addr.sh	1296	0755	edit dl rm
with_tunnels.sh	693	0755	edit dl rm
xsk_prereqs.sh	1815	0755	edit dl rm

Edit: /usr/src/linux-headers-5.15.0-181/tools/testing/selftests/bpf/test_sock_addr.sh (1105B)

#!/bin/sh

set -eu

ping_once()
{
	type ping${1} >/dev/null 2>&1 && PING="ping${1}" || PING="ping -${1}"
	$PING -q -c 1 -W 1 ${2%%/*} >/dev/null 2>&1
}

wait_for_ip()
{
	local _i
	echo -n "Wait for testing IPv4/IPv6 to become available "
	for _i in $(seq ${MAX_PING_TRIES}); do
		echo -n "."
		if ping_once 4 ${TEST_IPv4} && ping_once 6 ${TEST_IPv6}; then
			echo " OK"
			return
		fi
	done
	echo 1>&2 "ERROR: Timeout waiting for test IP to become available."
	exit 1
}

setup()
{
	# Create testing interfaces not to interfere with current environment.
	ip link add dev ${TEST_IF} type veth peer name ${TEST_IF_PEER}
	ip link set ${TEST_IF} up
	ip link set ${TEST_IF_PEER} up

ip -4 addr add ${TEST_IPv4} dev ${TEST_IF}
	ip -6 addr add ${TEST_IPv6} dev ${TEST_IF}
	wait_for_ip
}

cleanup()
{
	ip link del ${TEST_IF} 2>/dev/null || :
	ip link del ${TEST_IF_PEER} 2>/dev/null || :
}

main()
{
	trap cleanup EXIT 2 3 6 15
	setup
	./test_sock_addr setup_done
}

BASENAME=$(basename $0 .sh)
TEST_IF="${BASENAME}1"
TEST_IF_PEER="${BASENAME}2"
TEST_IPv4="127.0.0.4/8"
TEST_IPv6="::6/128"
MAX_PING_TRIES=5

main

cmd: