Add proper startup/shutdown script for the CAcert CommModule processes.
Add separate commdaemon script to control looping of basic script, and allow orderly shutdown. Add hook to client.pl script to interact properly with the new commmodule and commdaemon scripts.
This commit is contained in:
Wytze van der Raay
parent
2fbd0b09b6
commit
4885a78c1c
3 changed files with 212 additions and 1 deletions
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@ -1120,7 +1120,7 @@ sub HandleGPG()
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my $crlcheck=0;
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my $crlcheck=0;
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while(1)
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while ( -f "./client.pl-active" )
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{
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{
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SysLog("Handling GPG database ...\n");
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SysLog("Handling GPG database ...\n");
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HandleGPG();
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HandleGPG();
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45
CommModule/commdaemon
Executable file
45
CommModule/commdaemon
Executable file
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@ -0,0 +1,45 @@
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#! /bin/bash
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# @(#)(CAcert) $Id: commdaemon,v 1.1 2009/12/28 15:09:24 wytze Exp $
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# commdaemon - script to run CommModule script in a loop,
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# while checking for removal of activation by external script
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NAME=CommModule/commdaemon
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PID=$$
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TAG=${NAME}\[${PID}]
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case $# in
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1) SCRIPT=$1
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ACTIVE=${SCRIPT}-active
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;;
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*) echo "Usage: $0 <script>" 1>&2
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exit 1
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;;
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esac
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syslog_error()
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{
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logger -t ${TAG} -p user.err $1
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}
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syslog_notice()
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{
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logger -t ${TAG} -p user.notice $1
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}
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if [ ! -x ${SCRIPT} ]
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then
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syslog_error "${SCRIPT} not found or not executable"
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exit 1
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fi
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(echo -n "${TAG}: "; date) >${ACTIVE}
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syslog_notice "main loop started"
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while [ -f ${ACTIVE} ]
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do
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syslog_notice "${SCRIPT} started"
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${SCRIPT} >nohup.out 2>&1
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syslog_notice "${SCRIPT} ended"
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sleep 1
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done
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syslog_notice "main loop stopped"
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166
CommModule/commmodule
Executable file
166
CommModule/commmodule
Executable file
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@ -0,0 +1,166 @@
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#! /bin/sh
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# @(#)(CAcert) $Id: commmodule,v 1.1 2009/12/28 15:09:24 wytze Exp $
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### BEGIN INIT INFO
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# Provides: commmodule
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# Required-Start: $local_fs $remote_fs $syslog mysql
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# Required-Stop: $local_fs $remote_fs $syslog
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# Default-Start: 2 3 4 5
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# Default-Stop: 0 1 6
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# Short-Description: Start and stop the CAcert CommModule processes
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# Description: This file should be used to start and stop the CAcert
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# CommModule processes from /etc/init.d.
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### END INIT INFO
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# Author: Wytze van der Raay <wytze@cacert.org>
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#
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# Please remove the "Author" lines above and replace them
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# with your own name if you copy and modify this script.
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# Do NOT "set -e"
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# PATH should only include /usr/* if it runs after the mountnfs.sh script
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PATH=/sbin:/usr/sbin:/bin:/usr/bin
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DESC="CAcert CommModule processes start/stop"
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NAME=commmodule
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PIDFILE=/var/run/$NAME.pid
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SCRIPTNAME=/etc/init.d/$NAME
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# Read configuration variable file if it is present
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[ -r /etc/default/$NAME ] && . /etc/default/$NAME
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# Load the VERBOSE setting and other rcS variables
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. /lib/init/vars.sh
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# Define LSB log_* functions.
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# Depend on lsb-base (>= 3.0-6) to ensure that this file is present.
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. /lib/lsb/init-functions
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if [ "$1" != "setup" ]
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then
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if [ "${COMMROOT}" = "" ]
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then
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echo "$0: COMMROOT not set"
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exit 1
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fi
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if [ "${COMMROLE}" = "" ]
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then
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echo "$0: COMMROLE not set"
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exit 1
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fi
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if [ ! -d ${COMMROOT} ]
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then
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echo "$0: ${COMMROOT} is not a directory"
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exit 1
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fi
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if [ ! -x ${COMMROOT}/commdaemon ]
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then
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echo "$0: ${COMMROOT}/commdaemon not present or non-executable"
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exit 1
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fi
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if [ ! -x ${COMMROOT}/${COMMROLE}.pl ]
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then
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echo "$0: ${COMMROOT}/${COMMROLE}.pl not present or non executable"
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exit 1
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fi
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DAEMON=${COMMROOT}/commdaemon
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DAEMON_ARGS="${COMMROOT}/${COMMROLE}.pl"
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ACTIVE=${COMMROOT}/${COMMROLE}.pl-active
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fi
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# Load usbserial module with proper parameters
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/sbin/modprobe usbserial vendor=0x067b product=0x2501
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#
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# Function that starts the daemon/service
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#
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do_start()
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{
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# Return
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# 0 if daemon has been started
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# 1 if daemon was already running
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# 2 if daemon could not be started
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start-stop-daemon --start --quiet --pidfile $PIDFILE \
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--chdir ${COMMROOT} --background --exec $DAEMON --test \
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> /dev/null \
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|| return 1
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start-stop-daemon --start --quiet --pidfile $PIDFILE \
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--chdir ${COMMROOT} --background --exec $DAEMON -- \
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$DAEMON_ARGS \
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|| return 2
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# Add code here, if necessary, that waits for the process to be ready
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# to handle requests from services started subsequently which depend
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# on this one. As a last resort, sleep for some time.
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}
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#
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# Function that stops the daemon/service
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#
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do_stop()
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{
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# Return
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# 0 if daemon has been stopped
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# 1 if daemon was already stopped
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# 2 if daemon could not be stopped
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# other if a failure occurred
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rm -f ${ACTIVE}
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sleep 5
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start-stop-daemon --stop --quiet --retry=TERM/30/KILL/5 --pidfile $PIDFILE --name $NAME
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RETVAL="$?"
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[ "$RETVAL" = 2 ] && return 2
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# Many daemons don't delete their pidfiles when they exit.
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rm -f $PIDFILE
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return "$RETVAL"
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}
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case "$1" in
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start)
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[ "$VERBOSE" != no ] && log_daemon_msg "Starting $DESC" "$NAME"
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do_start
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case "$?" in
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0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;;
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2) [ "$VERBOSE" != no ] && log_end_msg 1 ;;
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esac
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;;
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stop)
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[ "$VERBOSE" != no ] && log_daemon_msg "Stopping $DESC" "$NAME"
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do_stop
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case "$?" in
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0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;;
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2) [ "$VERBOSE" != no ] && log_end_msg 1 ;;
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esac
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;;
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restart|force-reload)
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log_daemon_msg "Restarting $DESC" "$NAME"
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do_stop
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case "$?" in
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0|1)
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do_start
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case "$?" in
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0) log_end_msg 0 ;;
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1) log_end_msg 1 ;; # Old process is still running
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*) log_end_msg 1 ;; # Failed to start
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esac
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;;
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*)
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# Failed to stop
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log_end_msg 1
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;;
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esac
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;;
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setup)
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# setup default installation of commmodule scripts
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cp ${NAME} /etc/init.d
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chown root.root /etc/init.d/${NAME}
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update-rc.d -f ${NAME} remove
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update-rc.d ${NAME} defaults 90 20
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(echo "COMMROOT=/home/cacert/www/CommModule";
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echo "COMMROLE=client") >/etc/default/${NAME}
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;;
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*)
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echo "Usage: $SCRIPTNAME {start|stop|restart|force-reload|setup}" >&2
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exit 3
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;;
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esac
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:
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