1f08c3bdfSopenharmony_ci#!/bin/sh 2f08c3bdfSopenharmony_ci# SPDX-License-Identifier: GPL-2.0-or-later 3f08c3bdfSopenharmony_ci# Copyright (c) 2006 International Business Machines Corp. 4f08c3bdfSopenharmony_ci# Copyright (c) 2020 Joerg Vehlow <joerg.vehlow@aox-tech.de> 5f08c3bdfSopenharmony_ci# Author: Mitsuru Chinen <mitch@jp.ibm.com> 6f08c3bdfSopenharmony_ci# 7f08c3bdfSopenharmony_ci# Verify that the kernel is not crashed when joining multiple multicast 8f08c3bdfSopenharmony_ci# groups on separate sockets, then receiving a large number of UDP 9f08c3bdfSopenharmony_ci# packets at each socket 10f08c3bdfSopenharmony_ci 11f08c3bdfSopenharmony_ciTST_NEEDS_ROOT=1 12f08c3bdfSopenharmony_ciTST_NEEDS_TMPDIR=1 13f08c3bdfSopenharmony_ciTST_SETUP="mcast_setup_normal_udp" 14f08c3bdfSopenharmony_ciTST_CLEANUP="mcast_cleanup" 15f08c3bdfSopenharmony_ciTST_TESTFUNC="do_test" 16f08c3bdfSopenharmony_ci 17f08c3bdfSopenharmony_cido_test() 18f08c3bdfSopenharmony_ci{ 19f08c3bdfSopenharmony_ci tst_res TINFO "joining $MCASTNUM_NORMAL IPv${TST_IPVER} multicast groups on separate sockets, then receiving a large number of UDP packets at each socket in $NS_DURATION seconds" 20f08c3bdfSopenharmony_ci 21f08c3bdfSopenharmony_ci local addr port 22f08c3bdfSopenharmony_ci local n=0 23f08c3bdfSopenharmony_ci 24f08c3bdfSopenharmony_ci while [ $n -lt $MCASTNUM_NORMAL ]; do 25f08c3bdfSopenharmony_ci # Define the multicast address 26f08c3bdfSopenharmony_ci if [ "$TST_IPV6" ]; then 27f08c3bdfSopenharmony_ci local n_hex=$(printf "%x" $n) 28f08c3bdfSopenharmony_ci addr=${MCAST_IPV6_ADDR_PREFIX}:${n_hex} 29f08c3bdfSopenharmony_ci else 30f08c3bdfSopenharmony_ci local x=$((n / 254)) 31f08c3bdfSopenharmony_ci local y=$((n % 254 + 1)) 32f08c3bdfSopenharmony_ci addr=${MCAST_IPV4_ADDR_PREFIX}.${x}.${y} 33f08c3bdfSopenharmony_ci fi 34f08c3bdfSopenharmony_ci 35f08c3bdfSopenharmony_ci port=$(tst_get_unused_port ipv${TST_IPVER} dgram) 36f08c3bdfSopenharmony_ci [ $? -ne 0 ] && tst_brk TBROK "no free udp port available" 37f08c3bdfSopenharmony_ci 38f08c3bdfSopenharmony_ci # Run a receiver 39f08c3bdfSopenharmony_ci ROD $MCAST_LCMD -f $TST_IPVER -I $(tst_iface lhost) -m $addr -p $port -b 40f08c3bdfSopenharmony_ci 41f08c3bdfSopenharmony_ci # Run a sender 42f08c3bdfSopenharmony_ci tst_rhost_run -s -c "$MCAST_RCMD -D $addr -f $TST_IPVER -p $port -m -I $(tst_iface rhost) -b -t $NS_DURATION" 43f08c3bdfSopenharmony_ci 44f08c3bdfSopenharmony_ci n=$((n+1)) 45f08c3bdfSopenharmony_ci done 46f08c3bdfSopenharmony_ci 47f08c3bdfSopenharmony_ci sleep $NS_DURATION 48f08c3bdfSopenharmony_ci 49f08c3bdfSopenharmony_ci tst_res TPASS "test finished successfully" 50f08c3bdfSopenharmony_ci} 51f08c3bdfSopenharmony_ci 52f08c3bdfSopenharmony_ci. mcast-lib.sh 53f08c3bdfSopenharmony_citst_run 54