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|
#!/bin/sh
#
# This shell script takes care of loading and unloading
# Zapata Telephony interfaces
#
# This script is a heavily modified version of zaptel.init found
# in the zaptel source archive and thus is covered under the GNU
# General Public License version 2.
#
# Some parts Copyright 2007, Alan Hicks, Lizella, GA
#
# What modules should we try to load on 'start'? By default, we'll
# attempt to load the driver for the popular Digium WildCat cards. If
# this fails or no modules are specified, the ztdummy module will be
# automatically loaded to provide a timing mechanism in the kernel.
# If you need some other modules loaded, seperate them with spaces.
# MODULES="foo bar"
MODULES="wctdm"
ZTCFG_CMD=/sbin/ztcfg
FXOTUNE=/sbin/fxotune
LOCKFILE=/var/lock/subsys/zaptel
# The default syncer Astribank. Usually set automatically to a sane
# value by xpp_sync(1) if you have an Astribank. You can set this to an
# explicit Astribank (e.g: 01).
XPP_SYNC=auto
# The maximal timeout (seconds) to wait for udevd to finish generating
# device nodes after the modules have loaded and before running ztcfg.
ZAP_DEV_TIMEOUT=20
#####################################################################
## ##
## NOTHING BELOW HERE SHOULD NEED TO BE CHANGED ##
## ##
#####################################################################
# recursively unload a module and its dependencies, if possible.
# For some reason, modprobe can't seem to remove these modules
# on its own, so we kludge this here.
# inputs: module to unload.
# returns: the result from
unload_module() {
module="$1"
line=$(lsmod 2>/dev/null | grep "^$1 ")
if [ "$line" = '' ]; then return; fi # module was not loaded
set -- $line
# $1: the original module, $2: size, $3: refcount, $4: deps list
mods=$(echo $4 | tr , ' ')
# xpp_usb keeps the xpds below busy if an xpp hardware is
# connected. Hence must be removed before them:
case "$module" in xpd_*) mods="xpp_usb $mods";; esac
for mod in $mods; do
# run in a subshell, so it won't step over our vars:
(unload_module $mod)
# TODO: the following is probably the error handling we want:
# if [ $? != 0 ]; then return 1; fi
done
rmmod $module
}
# I have not tested this function in the least, so I cannot say if it
# works properly with Slackware or not. If you can, please test this
# and report back any problems or successes you may have so we can fix
# this in the SlackBuild script. With that said, I don't see any reason
# why this function would not work.
# -- Alan Hicks
hpec_start() {
# HPEC license found
if ! echo /var/lib/digium/licenses/HPEC-*.lic | grep -v '\*' | grep -q .; then
return
fi
# zaphpec_enable not installed in /usr/sbin
if [ ! -f /usr/sbin/zaphpec_enable ]; then
echo -n "Running zaphpec_enable: Failed"
echo -n "."
echo " The zaphpec_enable binary is not installed in /usr/sbin."
return
fi
# zaphpec_enable not set executable
if [ ! -x /usr/sbin/zaphpec_enable ]; then
echo -n "Running zaphpec_enable: Failed"
echo -n "."
echo " /usr/sbin/zaphpec_enable is not set as executable."
return
fi
# zaphpec_enable properly installed
action "Running zaphpec_enable: " /usr/sbin/zaphpec_enable
if [ $? = 0 ]; then
echo -n "done"
echo "."
else
echo -n "Failed"
echo -n "."
echo " This can be caused if you had already run zaphpec_enable, or if your HPEC license is no longer valid."
fi
}
# Check that telephony is up.
#[ "${TELEPHONY}" = "yes" ] || exit 0
if [ ! -f /etc/zaptel.conf ]; then
echo "Could not find /etc/zaptel.conf! Abandon ship!"
exit 1
fi
if [ "${DEBUG}" = "yes" ]; then
ARGS="debug=1"
fi
RETVAL=0
# See how we were called.
case "$1" in
start)
# Load drivers
rmmod wcusb 2> /dev/null
rmmod wcfxsusb 2> /dev/null
rmmod audio 2> /dev/null
echo "Loading zaptel framework: "
modprobe zaptel ${ARGS}
echo -n "Waiting for zap to come online..."
TMOUT=$ZAP_DEV_TIMEOUT # max secs to wait
while [ ! -d /dev/zap ] ; do
echo -n "$TMOUT "
sleep 1
TMOUT=$(expr $TMOUT - 1)
if [ $TMOUT -eq 0 ] ; then
echo " " # line break
echo "Error: missing /dev/zap!"
exit 1
fi
done
echo "OK"
echo -n "Loading zaptel hardware modules:"
for x in $MODULES; do
if modprobe ${x} ${ARGS} 2> /dev/null; then
echo "Loaded module: ${x}."
fi
done
sleep 3 # TODO: remove it
if [ ! -e /proc/zaptel/1 ]; then
echo "No functioning zap hardware found in /proc/zaptel, loading ztdummy"
modprobe ztdummy 2> /dev/null
fi
echo "Running ztcfg: "
$ZTCFG_CMD 2> /dev/null
RETVAL=$?
if [ $RETVAL -eq 0 ]; then
touch $LOCKFILE
else
echo "Something went wrong. Try running ztcfg -vvv."
fi
# This is allowed to fail (or not even run). These files may not
# be present, and aren't required for Asterisk.
if [ -x "$FXOTUNE" ] && [ -r /etc/fxotune.conf ]; then
$FXOTUNE -s || :
fi
hpec_start
;;
stop)
# Unload drivers
echo -n "Unloading zaptel hardware drivers:"
unload_module zaptel
RETVAL=$?
echo "."
[ $RETVAL -eq 0 ] && rm -f $LOCKFILE
;;
unload)
# We don't have zaptel helper, so let's not replicate too much code:
# allow others to use the unload command.
unload_module zaptel
;;
restart)
$0 stop
$0 start
;;
reload)
echo "Reloading ztcfg: "
if $ZTCFG_CMD 2> /dev/null; then
echo -n "done"
RETVAL=0
else
echo "ztcfg failed. Are your modules loaded?"
RETVAL=1
fi
;;
*)
echo "Usage: zaptel {start|stop|restart|reload}"
exit 1
esac
exit $RETVAL
|
