diff options
Diffstat (limited to 'vpn/svpnsh')
-rwxr-xr-x | vpn/svpnsh | 10 |
1 files changed, 5 insertions, 5 deletions
@@ -1,44 +1,44 @@ #! /bin/sh # svpnsh -- a simple vpn-only shell -# Copyright (C) 2007 Sergey Poznyakoff +# Copyright (C) 2007, 2009 Sergey Poznyakoff # # This program is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation; either version 3 of the License, or # (at your option) any later version. # # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with this program. If not, see <http://www.gnu.org/licenses/>. PAIR=`sed -n "s/^${USER%%+vpn}=\([0-9]\{1,3\}\.[0-9]\{1,3\}\.[0-9]\{1,3\}\.[0-9]\{1,3\}:[0-9]\{1,3\}\.[0-9]\{1,3\}\.[0-9]\{1,3\}\.[0-9]\{1,3\}\).*/\1/p" /usr/local/etc/vpn.conf` logmsg() { prio=$1 shift - /usr/bin/logger -t vpnsh -p auth.$prio $* + /usr/bin/logger -t svpnsh -p auth.$prio $* } logmsg debug "USER=$USER, PAIR=$PAIR" if [ -z "$PAIR" ]; then logmsg notice "$USER: access denied" exit 1 fi -NLOGINS=`who -q | sed '2,$d' | tr ' ' '\n' | sort | sed '1d' | uniq -c | - awk "\\$2==\"$USER\" { print \\$1 }"` -if [ ${NLOGINS:-0} -gt 1 ] +sdup=`who -q | sed '/^#/d' | tr -s ' ' '\n' | sort | uniq -d | grep "$USER"` + +if [ -n "$sdup" ] then logmsg notice "$USER: too many concurrent logins" exit 1 fi logmsg notice "$USER: starting ppp" sudo /usr/sbin/pppd nodetach notty noauth $PAIR # End of svpnsh |