mirror of
https://github.com/QSCTech/zjunet.git
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122 lines
2.6 KiB
Bash
Executable File
122 lines
2.6 KiB
Bash
Executable File
#!/bin/sh
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# xl2tpd.sh -- xl2tpd connect / disconnect
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#
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# Copyright (C) 2014 Zeno Zeng <zenoofzeng@gmail.com>
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# Copyright (C) 2014 Zhang Hai <Dreaming.in.Code.ZH@Gmail.com>
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# 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, see
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# <http://www.gnu.org/licenses/>.
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LNS="10.5.1.9"
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PPP_LOG_FILE=/var/log/zjuvpn
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L2TPD_CFG_FILE=/etc/xl2tpd/xl2tpd.conf
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USERNAME=$2
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PASSWORD=$3
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LAC_NAME=zju-l2tp-${USERNAME}
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PPP_OPT_FILE=/etc/ppp/peers/${LAC_NAME}
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xl2tpd_restart() {
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# for Openwrt / Debian / Ubuntu
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type systemctl >/dev/null 2>&1 || {
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/etc/init.d/xl2tpd restart
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}
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# for Arch Linux
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type systemctl >/dev/null 2>&1 && {
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systemctl xl2tpd restart
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}
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# wait until ready
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for i in $(seq 0 120); do
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if [ -e "/var/run/xl2tpd/l2tp-control" ]; then
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return 0
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fi
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sleep 1
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done
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}
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xl2tpd_create_lac() {
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touch $PPP_LOG_FILE
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cat > $PPP_OPT_FILE <<EOF
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noauth
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linkname $LAC_NAME
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logfile $PPP_LOG_FILE
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name $USERNAME
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password $PASSWORD
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EOF
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chmod 600 $PPP_OPT_FILE
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touch $L2TPD_CFG_FILE
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if ! grep -q "\[lac ${LAC_NAME}\]" $L2TPD_CFG_FILE; then
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cat >> $L2TPD_CFG_FILE <<EOF
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[lac ${LAC_NAME}]
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lns = $LNS
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redial = no
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redial timeout = 5
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require chap = yes
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require authentication = no
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ppp debug = no
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pppoptfile = ${PPP_OPT_FILE}
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require pap = no
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autodial = yes
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EOF
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fi
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}
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connect() {
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xl2tpd-control disconnect ${LAC_NAME} > /dev/null
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xl2tpd-control connect ${LAC_NAME} > /dev/null
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echo -n > $PPP_LOG_FILE
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prev_count=$(ip addr show | grep 'inet.*ppp' | grep ' 10.5.' | wc -l)
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for i in $(seq 0 60); do
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tail $PPP_LOG_FILE
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echo -n > $PPP_LOG_FILE
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count=$(ip addr show | grep 'inet.*ppp' | grep ' 10.5.' | wc -l)
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if [ ${count} -gt ${prev_count} ]; then
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echo "Bring up ppp, done."
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return
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fi
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sleep 1
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done
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echo "Fail to bring up ppp, timeout."
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disconnect $1
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}
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case $1 in
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connect)
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xl2tpd_restart
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xl2tpd_create_lac
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connect
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;;
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disconnect)
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xl2tpd-control disconnect ${LAC_NAME}
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;;
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esac
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