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Diffstat (limited to 'trunk/tools/pingctl')
| -rwxr-xr-x | trunk/tools/pingctl | 171 |
1 files changed, 171 insertions, 0 deletions
diff --git a/trunk/tools/pingctl b/trunk/tools/pingctl new file mode 100755 index 0000000..286201e --- /dev/null +++ b/trunk/tools/pingctl @@ -0,0 +1,171 @@ +#!/bin/sh +# +# $Id$ +# +# This file is part of Echolot - a Pinger for anonymous remailers. +# +# Copyright (c) 2002 admin@arancio.net +# Copyright (c) 2002, 2003, 2004 Peter Palfrader <peter@palfrader.org> +# +# 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 2 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, write to the Free Software +# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA +# + +# pingcntl: echolot control + wrapper + +set -e + +################################################################ +# You perhaps want to change those items + +USER=pinger +VERBOSE=0 +BASEDIR="/home/pinger/echolot" +PINGD="$BASEDIR/pingd" +PIDFILE="$BASEDIR/pingd.pid" + +# You probably don't want to mess with stuff below this line +################################################################ + +CHECKULIMIT=1 +CHECKUID=1 + + +wait_for_deaddaemon () { + PID=$1 + sleep 3 + if test -n "$PID" + then + if kill -0 $PID 2>/dev/null + then + echo -n "Waiting for pid $PID ." + cnt=0 + while kill -0 $PID 2>/dev/null + do + cnt=`expr $cnt + 1` + if [ $cnt -gt 30 ] + then + echo " Failed.. " + exit 1; + fi + sleep 2 + echo -n "." + done + rm -f $PIDFILE + else + rm -f $PIDFILE + fi + fi +} + + +# Check for evil ulimits +if [ "$CHECKULIMIT" -gt "0" ]; then + FDs=`ulimit -n` + HFDs=`ulimit -H -n` + if [ "$FDs" -lt "512" ]; then + if [ "$HFDs" -lt "512" ]; then + echo "Hardlimit for open File Descriptors is less than 512." >&2 + echo "Please consider raising it." >&2 + if [ "$FDs" -lt "$HFDs" ]; then + echo "Raising it to $HFDs" >&2 + ulimit -n $HFDs + fi + else + if [ "$HFDs" -lt "1024" ]; then + FDs=$HFDs + else + FDs=1024 + fi + echo "Softlimit for open File Descriptors is less than 512." >&2 + echo "Raising it to $FDs" >&2 + ulimit -n $FDs + fi + fi +fi + + +# Check for right User +SU="" +if [ "$CHECKUID" -gt "0" ]; then + CUID=`id -u` + CUIDNAME=`id -nu` + if [ "$CUIDNAME" = "$USER" ]; then + SU="" + elif [ "$CUID" = "0" ]; then + SU="su $USER -c" + else + echo "You are neither $USER nor root. Aborting." >&2 + exit 1; + fi +fi + +# set VERBOSE +if [ $VERBOSE -gt 0 ]; then + VERBOSE="--verbose" +else + VERBOSE="" +fi + + +case $1 in + +start) + if [ -f $PIDFILE ] ; then + PID=`cat $PIDFILE 2>/dev/null` || true + if kill -0 $PID 2>/dev/null + then + echo "pingd already running." + exit 0 + else + echo -n "Removing stale pid file: " + rm -f $PIDFILE + echo "$PIDFILE." + fi + fi + echo -n "Starting Echolot: pingd" + if [ ! -z "$SU" ]; then + $SU "$PINGD --detach $VERBOSE start" + else + $PINGD --detach $VERBOSE start + fi + echo "." + ;; + +stop) + echo -n "Stopping Echolot: pingd" + if [ ! -z "$SU" ]; then + $SU "$PINGD stop" + else + $PINGD stop + fi + echo "." + ;; + +reload|force-reload|restart) + PID=`cat $PIDFILE 2>/dev/null` || true + $0 stop + wait_for_deaddaemon $PID + $0 start + ;; +*) + echo "Usage: $0 (start|stop|reload|force-reload|restart)" >&2 + exit 1 + ;; +esac + +exit 0 + +# vim:set ts=2: +# vim:set shiftwidth=2: |