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79 lines
2.0 KiB
79 lines
2.0 KiB
#!/bin/sh
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# Copyright (c) 2015-2017 Oracle and/or its affiliates. All Rights Reserved.
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# Copyright (c) International Business Machines Corp., 2006
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License as
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# published by the Free Software Foundation; either version 2 of
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# the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it would be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write the Free Software Foundation,
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# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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#
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# Author: Mitsuru Chinen <mitch@jp.ibm.com>
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TCID=dns-stress02-rmt
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TST_TOTAL=1
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. dns-stress-lib.sh
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if [ $# -ne 7 ]; then
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tst_brkm TBROK "Usage: $0 ip_ver srv_ipaddr port net \
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min_id max_id connect_quantity"
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fi
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ip_ver="$1"
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srv_ipaddr="$2"
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port="$3"
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net="$4"
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min_id="$5"
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max_id="$6"
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connect_quantity="$7"
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# Specify the option of dns according to the version of IP
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case $ip_ver in
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4)
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opt=""
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sep="."
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;;
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6)
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opt="-n"
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sep="::"
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;;
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*)
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tst_brkm TBROK "$ver_opt is unknown IP version" ;;
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esac
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# Check the connectivity first
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dig @$srv_ipaddr $opt -p $port -x ${net}${sep}${min_id} $record \
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> ans.log 2>&1 || \
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tst_brkm TBROK "Failed to connect $srv_ipaddr"
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dns_check_answer ans.log
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# Loop for a large number of reverse name lookup queries
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num=0
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id=$min_id
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while [ $num -lt $connect_quantity ]; do
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dig @$srv_ipaddr $opt -p $port -x ${net}${sep}${id} $record \
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> /dev/null || break
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id=$(($id + 1))
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[ $id -gt $max_id ] && id=$min_id
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num=$(($num + 1))
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done
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# Check the connectivity again
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dig @$srv_ipaddr $opt -p $port -x ${net}${sep}${min_id} $record \
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> ans.log 2>&1 || \
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tst_brkm TBROK "Failed to connect $srv_ipaddr"
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dns_check_answer ans.log
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dns_check_send_requests
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tst_exit
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