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authorSergey Poznyakoff <gray@gnu.org.ua>2009-08-03 09:18:19 +0000
committerSergey Poznyakoff <gray@gnu.org.ua>2009-08-03 09:18:19 +0000
commit5f392fc3cf8e94112ed7b15b2038e51f1b2b3800 (patch)
tree05042f0fe25431266bb325a14f6904ab4d4d68f4
parentce1f26c5f10d4a1a2c4c0de789371fedf2d4c88d (diff)
downloadgsc-5f392fc3cf8e94112ed7b15b2038e51f1b2b3800.tar.gz
gsc-5f392fc3cf8e94112ed7b15b2038e51f1b2b3800.tar.bz2
vpn/svpnsh: Fix concurrent login recognition
git-svn-id: file:///svnroot/gsc/trunk@338 d2de0444-eb31-0410-8365-af798a554d48
-rw-r--r--ChangeLog4
-rwxr-xr-xvpn/svpnsh10
2 files changed, 9 insertions, 5 deletions
diff --git a/ChangeLog b/ChangeLog
index 2446d88..6894c0e 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,4 +1,8 @@
+2009-08-03 Sergey Poznyakoff <gray@gnu.org.ua>
+
+ * vpn/svpnsh: Fix concurrent login recognition.
+
2009-03-19 Sergey Poznyakoff <gray@gnu.org.ua>
Bugfix in sv_sync_www
diff --git a/vpn/svpnsh b/vpn/svpnsh
index 0185fc2..35f4eb1 100755
--- a/vpn/svpnsh
+++ b/vpn/svpnsh
@@ -1,7 +1,7 @@
#! /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
@@ -19,9 +19,9 @@ PAIR=`sed -n "s/^${USER%%+vpn}=\([0-9]\{1,3\}\.[0-9]\{1,3\}\.[0-9]\{1,3\}\.[0-9]
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=$PAIR"
@@ -29,11 +29,11 @@ if [ -z "$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

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