net/mptcp/mptcp_lib.sh

2 # SPDX-License-Identifier: GPL-2.0
9 readonly KSFT_TEST="${MPTCP_LIB_KSFT_TEST:-$(basename "${0}" .sh)}"
11 # These variables are used in some selftests, read-only
12 declare -rx MPTCP_LIB_EVENT_CREATED=1           # MPTCP_EVENT_CREATED
13 declare -rx MPTCP_LIB_EVENT_ESTABLISHED=2       # MPTCP_EVENT_ESTABLISHED
14 declare -rx MPTCP_LIB_EVENT_CLOSED=3            # MPTCP_EVENT_CLOSED
15 declare -rx MPTCP_LIB_EVENT_ANNOUNCED=6         # MPTCP_EVENT_ANNOUNCED
16 declare -rx MPTCP_LIB_EVENT_REMOVED=7           # MPTCP_EVENT_REMOVED
17 declare -rx MPTCP_LIB_EVENT_SUB_ESTABLISHED=10  # MPTCP_EVENT_SUB_ESTABLISHED
18 declare -rx MPTCP_LIB_EVENT_SUB_CLOSED=11       # MPTCP_EVENT_SUB_CLOSED
19 declare -rx MPTCP_LIB_EVENT_SUB_PRIORITY=13     # MPTCP_EVENT_SUB_PRIORITY
20 declare -rx MPTCP_LIB_EVENT_LISTENER_CREATED=15 # MPTCP_EVENT_LISTENER_CREATED
21 declare -rx MPTCP_LIB_EVENT_LISTENER_CLOSED=16  # MPTCP_EVENT_LISTENER_CLOSED
23 declare -rx MPTCP_LIB_AF_INET=2
24 declare -rx MPTCP_LIB_AF_INET6=10
28 # only if supported (or forced) and not disabled, see no-color.org
29 if { [ -t 1 ] || [ "${SELFTESTS_MPTCP_LIB_COLOR_FORCE:-}" = "1" ]; } &&
30    [ "${NO_COLOR:-}" != "1" ]; then
46 	echo -e "${MPTCP_LIB_START_PRINT:-}${*}${MPTCP_LIB_COLOR_RESET}"
69 	[ "${SELFTESTS_MPTCP_LIB_EXPECT_ALL_FEATURES:-}" = "1" ]
84 	local f="${1}"
86 	if [ -f "${f}" ]; then
109 	local sym="${1}"
113 	grep -q " ${sym}" /proc/kallsyms
118 	local sym="${1}"
129 	local sym="${1}"
143 	local exp_maj="${1%.*}"
144 	local exp_min="${1#*.}"
145 	local v maj min
148 	if [ "${SELFTESTS_MPTCP_LIB_NO_KVERSION_CHECK:-}" = "1" ]; then
152 	v=$(uname -r | cut -d'.' -f1,2)
156 	if   [ "${maj}" -gt "${exp_maj}" ] ||
157 	   { [ "${maj}" -eq "${exp_maj}" ] && [ "${min}" -ge "${exp_min}" ]; }; then
165 	local result="${1}"
168 	local id=$((${#MPTCP_LIB_SUBTESTS[@]} + 1))
170 	MPTCP_LIB_SUBTESTS+=("${result} ${id} - ${KSFT_TEST}: ${*}")
190 	local ret="${1}"
191 	local name="${2}"
211 	local subtest
213 	if [ ${#MPTCP_LIB_SUBTESTS[@]} -eq 0 ] ||
214 	   [ "${SELFTESTS_MPTCP_LIB_NO_TAP:-}" = "1" ]; then
228 	grep "${2}" | sed -n 's/.*\('"${1}"':\)\([0-9a-f:.]*\).*$/\2/p;q'
233 	grep "${4:-}" "${2}" | mptcp_lib_get_info_value "${1}" "^type:${3:-1},"
236 # $1: PID
238 	[ "${1}" -eq 0 ] && return 0
240 	kill -SIGUSR1 "${1}" > /dev/null 2>&1
247 	[ -z "${1##*:*}" ]
252 	local ns="${1}"
253 	local counter="${2}"
254 	local count
256 	count=$(ip netns exec "${ns}" nstat -asz "${counter}" |
258 	if [ -z "${count}" ]; then
267 	local ns="${1}"
268 	local evts="${2}"
269 	declare -n pid="${3}"
273 	mptcp_lib_kill_wait "${pid:-0}"
275 	pid=$!