1 files changed, 5 insertions, 5 deletions

diff --git a/vpn/svpnsh b/vpn/svpnsh
index 0185fc2..35f4eb1 100755
--- a/vpn/svpnsh
+++ b/vpn/svpnsh
@@ -1,9 +1,9 @@
 #! /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.
 #
@@ -17,25 +17,25 @@
 
 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"