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|
#!/bin/sh
#############################
# READ T38MODEM CONFIG FILE #
#############################
# Get the configuration information from /etc/rc.d/rc.t38modem.conf:
. /etc/rc.d/rc.t38modem.conf
###########
# LOGGING #
###########
# If possible, log events in /var/log/messages:
if [ -f /var/run/syslogd.pid -a -x /usr/bin/logger ]; then
LOGGER=/usr/bin/logger
else # output to stdout/stderr:
LOGGER=/bin/cat
fi
MAXMODEMS=6
# Function to return PID of modem instance:
modem_pid() {
PID=$(ps -C t38modem -o pid,cmd | grep ${1} | grep -v grep | awk '{print $1}')
echo "$PID"
}
# Function to start modem interface:
modem_up() {
i=0
while [ $i -lt $MAXMODEMS ]; do
if [ "${MODEMNAME[$i]}" = "${1}" ]; then
PID=$(modem_pid "${1}")
if [ -n "$PID" ]; then
echo "Modem "${1}" already up..."
else
echo "Starting t38modem on ${1}..."
# Build PTTY name
PTTY=${PTTY[$i]}
if [ -z "${PTTY}" ]; then
PTTY="+/dev/${MODEMNAME[$i]}"
fi
# Start t38modem
nohup \
/usr/bin/t38modem \
--no-h323 \
--sip-t38-udptl-redundancy ${T38_REDUNDANCY[$i]} \
--sip-listen udp\$*:${LISTEN_PORT[$i]} \
--sip-register ${SIP_ACCOUNT[$i]}@${SIP_SERVER[$i]},${SIP_PASSWORD[$i]} \
--ptty ${PTTY} \
--force-fax-mode \
--route "modem:.*=sip:<dn>@${SIP_SERVER[$i]}" \
--route "sip:.*=modem:<dn>" \
> /dev/null 2>&1 &
fi
break
fi
i=$(($i+1))
done
}
# Function to stop modem interface:
modem_down() {
PID=$(modem_pid "${1}")
if [ -n "$PID" ]; then
echo "Stopping t38modem for modem ${1}..."
kill $PID
fi
}
# Function to report status on modem interface:
modem_status() {
PID=$(modem_pid "${1}")
echo -n "Modem ${1}: "
if [ -n "$PID" ]; then
echo "up"
else
echo "down"
fi
}
# Function to bring modems up:
start() {
for i in ${MODEMNAME[@]} ; do
modem_up $i
done
}
# Function to take modems down:
stop() {
for i in ${MODEMNAME[@]} ; do
modem_down $i
done
}
# Function to query modem states:
status() {
for i in ${MODEMNAME[@]} ; do
modem_status $i
done
}
############
### MAIN ###
############
case "$1" in
'start')
start
;;
'stop')
stop
;;
'restart')
stop
sleep 5
start
;;
'status')
status
;;
*_start)
MODEM=$(echo $1 | /bin/cut -d '_' -f 1)
modem_up $MODEM
;;
*_stop)
MODEM=$(echo $1 | /bin/cut -d '_' -f 1)
modem_down $MODEM
;;
*_restart)
MODEM=$(echo $1 | /bin/cut -d '_' -f 1)
modem_down $MODEM
sleep 5
modem_up $MODEM
;;
*_status)
MODEM=$(echo $1 | /bin/cut -d '_' -f 1)
modem_status $MODEM
;;
*_up)
MODEM=$(echo $1 | /bin/cut -d '_' -f 1)
modem_up $MODEM
;;
*_down)
MODEM=$(echo $1 | /bin/cut -d '_' -f 1)
modem_down $MODEM
;;
*)
echo "usage: $0 start|stop|restart|status"
esac
|
