-stop()
-{
- local pidfile
- local rc=0
-
- # killing all server processes
- for pidfile in `ls /var/run/${NAME}.*.pid`
- do
- start-stop-daemon -q -K -s KILL -p "${pidfile}" -n "${NAME}"
- [ $? -ne 0 ] && rc=1
- rm -f "${pidfile}"
- done
- [ -z "${pidfile}" ] && echo "${initscript}: no pid files, if you get problems with start then try killclients"
- [ ${rc} -ne 0 ] && echo "${initscript}: inconsistency in pid files, if you get problems with start then try killclients"
-}
-
-killclients()
-{
- local ignore=''
- local server
- local pid
- local connection
- local proto
- local address
-
- # if this script is run from inside a client session, then ignore that session
- pid="$$"
- while [ "${pid}" -ne 0 ]
- do
- # get parent process id
- pid=`cut -d ' ' -f 4 "/proc/${pid}/stat"`
- [ "${pid}" -eq 0 ] && break
-
- # check if pid is connected to a client connection
- # a) get established connection for pid
- connection=`netstat -tupn 2>/dev/null | sed "s/[ ]\+/ /g" | grep -e "ESTABLISHED ${pid}/"`
- [ -z "${connection}" ] && continue
- # get connection details for foreign address
- proto=`echo ${connection} | cut -d ' ' -f 1`
- address=`echo ${connection} | cut -d ' ' -f 5`
-
- # b) get pid for foreign address, only possible if foreign address is from this machine itself
- connection=`netstat -tupn 2>/dev/null | sed "s/[ ]\+/ /g" | grep -e "^${proto}.*${address}.*ESTABLISHED.*/${NAME}"`
- [ -z "${connection}" ] && continue
- # check that the local address (field 4) corresponds to the foreign address of the previous connection
- server=`echo ${connection} | cut -d ' ' -f 4`
- [ "${server}" != "${address}" ] && continue
- # get pid from connection
- server=`echo ${connection} | cut -d ' ' -f 7 | cut -d '/' -f 1`
-
- # check if client connection
- grep -F -q -e "${PROG}" "/proc/${server}/cmdline" && {
- append ignore "${server}"
- break
- }
- done
-
- # get all server pids that should be ignored
- for server in `cat /var/run/${NAME}.*.pid`
- do
- append ignore "${server}"
- done
-
- # get all running pids and kill client connections
- local skip
- for pid in `pidof "${NAME}"`
- do
- # check if correct program, otherwise process next pid
- grep -F -q -e "${PROG}" "/proc/${pid}/cmdline" || {
- continue
- }
-
- # check if pid should be ignored (servers, ourself)
- skip=0
- for server in ${ignore}
- do
- if [ "${pid}" == "${server}" ]
- then
- skip=1
- break
- fi
- done
- [ "${skip}" -ne 0 ] && continue
-
- # kill process
- echo "${initscript}: Killing ${pid}..."
- kill -KILL ${pid}
- done
projects / 10.03 / packages.git / commitdiff