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65 lines
1.6 KiB
65 lines
1.6 KiB
#!/bin/sh
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# SPDX-License-Identifier: GPL-2.0-or-later
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# Copyright (c) 2017-2019 Petr Vorel <pvorel@suse.cz>
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# Copyright (c) 2015-2016 Oracle and/or its affiliates. All Rights Reserved.
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# Copyright (c) International Business Machines Corp., 2005
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# Author: Mitsuru Chinen <mitch@jp.ibm.com>
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TST_CLEANUP="do_cleanup"
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TST_TESTFUNC="test_body"
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TST_NEEDS_CMDS="ifconfig"
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. tst_net.sh
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CHECK_INTERVAL=${CHECK_INTERVAL:-$(($NS_TIMES / 20))}
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# Maximum host portion of the IPv4 address on the local host
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LHOST_IPV4_HOST_MAX="254"
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do_cleanup()
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{
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tst_restore_ipaddr
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tst_wait_ipv6_dad
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}
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test_body()
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{
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local cnt=0
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local num=1
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local add_to_net
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tst_res TINFO "ifconfig changes IPv4 address $NS_TIMES times"
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while [ $cnt -lt $NS_TIMES ]; do
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# Define the network portion
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num=$(($num + 1))
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[ $num -gt $LHOST_IPV4_HOST_MAX ] && num=1
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[ $num -eq $RHOST_IPV4_HOST ] && continue
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# check prefix and fix values for prefix != 24
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add_to_net=
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if [ $IPV4_LPREFIX -lt 8 -o $IPV4_LPREFIX -ge 32 ] ; then
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tst_brk TCONF "test must be with prefix >= 8 and prefix < 32 ($IPV4_LPREFIX)"
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elif [ $IPV4_LPREFIX -lt 16 ]; then # N.x.x.num
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add_to_net=".0.1"
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elif [ $IPV4_LPREFIX -lt 24 ]; then # N.N.x.num
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add_to_net=".1"
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fi
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# Change IPv4 address
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ROD ifconfig $(tst_iface) ${IPV4_LNETWORK}${add_to_net}.${num} netmask \
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$IPV4_LNETMASK broadcast $IPV4_LBROADCAST
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cnt=$(($cnt + 1))
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[ $CHECK_INTERVAL -eq 0 ] && continue
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[ $(($cnt % $CHECK_INTERVAL)) -ne 0 ] && continue
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tst_res TINFO "ping $(tst_ipaddr):$(tst_ipaddr rhost) ${cnt}/$NS_TIMES"
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tst_ping
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done
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tst_ping
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}
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tst_run
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