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Diffstat (limited to 'recipes-isdn/dahdi-tools/files/dahdi.init.d')
| -rw-r--r-- | recipes-isdn/dahdi-tools/files/dahdi.init.d | 343 |
1 files changed, 343 insertions, 0 deletions
diff --git a/recipes-isdn/dahdi-tools/files/dahdi.init.d b/recipes-isdn/dahdi-tools/files/dahdi.init.d new file mode 100644 index 0000000..87b57d5 --- /dev/null +++ b/recipes-isdn/dahdi-tools/files/dahdi.init.d @@ -0,0 +1,343 @@ +#!/bin/sh +# +# dahdi This shell script takes care of loading and unloading \ +# DAHDI Telephony interfaces +# chkconfig: 2345 9 92 +# description: The DAHDI drivers allow you to use your linux \ +# computer to accept incoming data and voice interfaces +# +# config: /etc/dahdi/init.conf + +### BEGIN INIT INFO +# Provides: dahdi +# Required-Start: $local_fs $remote_fs +# Required-Stop: $local_fs $remote_fs +# Should-Start: $network $syslog +# Should-Stop: $network $syslog +# Default-Start: 2 3 4 5 +# Default-Stop: 0 1 6 +# Short-Description: DAHDI kernel modules +# Description: dahdi - load and configure DAHDI modules +### END INIT INFO + +initdir=/etc/init.d + +# Don't edit the following values. Edit /etc/dahdi/init.conf instead. + +DAHDI_CFG=/usr/sbin/dahdi_cfg +DAHDI_CFG_CMD=${DAHDI_CFG_CMD:-"$DAHDI_CFG"} # e.g: for a custom system.conf location + +FXOTUNE=/usr/sbin/fxotune + +# 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 dahdi_cfg. +DAHDI_DEV_TIMEOUT=20 + +# A list of modules to unload when stopping. +# All of their dependencies will be unloaded as well. +DAHDI_UNLOAD_MODULES="dahdi" + +# +# Determine which kind of configuration we're using +# +system=debian # assume debian +if [ -f /etc/debian_version ]; then + system=debian +fi + +if [ -f /etc/gentoo-release ]; then + system=debian +fi + +if [ -f /etc/SuSE-release -o -f /etc/novell-release ] +then + system=debian +fi + +# Source function library. +if [ $system = debian ]; then + . $initdir/functions || exit 0 +fi + +DAHDI_MODULES_FILE="/etc/dahdi/modules" + +[ -r /etc/dahdi/init.conf ] && . /etc/dahdi/init.conf + +if [ $system = redhat ]; then + LOCKFILE=/var/lock/subsys/dahdi +fi + +# recursively unload a module and its dependencies, if possible. +# where's modprobe -r when you need it? +# 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 $4 | tr , ' '` + ec_modules="" + # xpp_usb keeps the xpds below busy if an xpp hardware is + # connected. Hence must be removed before them: + case "$module" in xpd_*) mods="xpp_usb $mods";; esac + + for mod in $mods; do + case "$mod" in + dahdi_echocan_*) + ec_modules="$mod $ec_modules" + ;; + *) + # run in a subshell, so it won't step over our vars: + (unload_module $mod) + ;; + esac + done + # Now that all the other dependencies are unloaded, we can unload the + # dahdi_echocan modules. The drivers that register spans may keep + # references on the echocan modules before they are unloaded. + for mod in $ec_modules; do + (unload_module $mod) + done + rmmod $module +} + +unload_modules() { + for module in $DAHDI_UNLOAD_MODULES; do + unload_module $module + done +} + +# In (xpp) hotplug mode, the init script is also executed from the +# hotplug hook. In that case it should not attempt to loade modules. +# +# This function only retunrs false (1) if we're in hotplug mode and +# coming from the hotplug hook script. +hotplug_should_load_modules() { + if [ "$XPP_HOTPLUG_DAHDI" = yes -a "$CALLED_FROM_ATRIBANK_HOOK" != '' ] + then + return 1 + fi + return 0 +} + +# In (xpp) hotplug mode: quit after we loaded modules. +# +# In hotplug mode, the main run should end here, whereas the rest of the +# script should be finished by the instance running from the hook. +# Note that we only get here if there are actually Astribanks on the +# system (otherwise noone will trigger the run of the hotplug hook +# script). +hotplug_exit_after_load() { + if [ "$XPP_HOTPLUG_DAHDI" = yes -a "$CALLED_FROM_ATRIBANK_HOOK" = '' ] + then + exit 0 + fi +} + +# Initialize the Xorcom Astribank (xpp/) using perl utiliites: +xpp_startup() { + if [ "$ASTERISK_SUPPORTS_DAHDI_HOTPLUG" = yes ]; then + aas_param='/sys/module/dahdi/parameters/auto_assign_spans' + aas=`cat "$aas_param" 2>/dev/null` + if [ "$aas" = 0 ]; then + echo 1>&2 "Don't wait for Astribanks (use Asterisk hotplug-support)" + return 0 + fi + fi + # do nothing if there are no astribank devices: + if ! /usr/share/dahdi/waitfor_xpds; then return 0; fi + + hotplug_exit_after_load +} + + +hpec_start() { + # HPEC license found + if ! echo /var/lib/digium/licenses/HPEC-*.lic | grep -v '\*' | grep -q .; then + return + fi + + # dahdihpec_enable not installed in /usr/sbin + if [ ! -f /usr/sbin/dahdihpec_enable ]; then + echo -n "Running dahdihpec_enable: Failed" + echo -n "." + echo " The dahdihpec_enable binary is not installed in /usr/sbin." + return + fi + + # dahdihpec_enable not set executable + if [ ! -x /usr/sbin/dahdihpec_enable ]; then + echo -n "Running dahdihpec_enable: Failed" + echo -n "." + echo " /usr/sbin/dahdihpec_enable is not set as executable." + return + fi + + # dahdihpec_enable properly installed + if [ $system = debian ]; then + echo -n "Running dahdihpec_enable: " + /usr/sbin/dahdihpec_enable 2> /dev/null + elif [ $system = redhat ]; then + action "Running dahdihpec_enable: " /usr/sbin/dahdihpec_enable + fi + if [ $? = 0 ]; then + echo -n "done" + echo "." + else + echo -n "Failed" + echo -n "." + echo " This can be caused if you had already run dahdihpec_enable, or if your HPEC license is no longer valid." + fi +} + +shutdown_dynamic() { + if ! grep -q ' DYN/' /proc/dahdi/* 2>/dev/null; then return; fi + + # we should only get here if we have dynamic spans. Right? + $DAHDI_CFG_CMD -s +} + +load_modules() { + # Some systems, e.g. Debian Lenny, add here -b, which will break + # loading of modules blacklisted in modprobe.d/* + unset MODPROBE_OPTIONS + modules=`sed -e 's/#.*$//' $DAHDI_MODULES_FILE 2>/dev/null` + #if [ "$modules" = '' ]; then + # what? + #fi + echo "Loading DAHDI hardware modules:" + modprobe dahdi + for line in $modules; do + if [ $system = debian ]; then + echo -n " ${line}: " + if modprobe $line 2> /dev/null; then + echo -n "done" + else + echo -n "error" + fi + elif [ $system = redhat ]; then + action " ${line}: " modprobe $line + fi + done + echo "" +} + +# Make sure that either dahdi is loaded or modprobe-able +dahdi_modules_loadable() { + modinfo dahdi >/dev/null 2>&1 || lsmod | grep -q -w ^dahdi +} + +if [ ! -x "$DAHDI_CFG" ]; then + echo "dahdi_cfg not executable" + exit 0 +fi + +RETVAL=0 + +# See how we were called. +case "$1" in + start) + if ! dahdi_modules_loadable; then + echo "No DAHDI modules on the system. Not starting" + exit 0 + fi + if hotplug_should_load_modules; then + load_modules + fi + + TMOUT=$DAHDI_DEV_TIMEOUT # max secs to wait + + while [ ! -d /dev/dahdi ] ; do + sleep 1 + TMOUT=`expr $TMOUT - 1` + if [ $TMOUT -eq 0 ] ; then + echo "Error: missing /dev/dahdi!" + exit 1 + fi + done + + xpp_startup + + # Assign all spans that weren't handled via udev + /etc/dahdi/assigned-spans.conf + /usr/share/dahdi/dahdi_auto_assign_compat + + if [ $system = debian ]; then + echo -n "Running dahdi_cfg: " + $DAHDI_CFG_CMD 2> /dev/null && echo -n "done" + echo "." + elif [ $system = redhat ]; then + action "Running dahdi_cfg: " $DAHDI_CFG_CMD + fi + RETVAL=$? + + if [ "$LOCKFILE" != '' ]; then + [ $RETVAL -eq 0 ] && touch $LOCKFILE + fi + + if [ -x "$FXOTUNE" ] && [ -r /etc/fxotune.conf ]; then + # Allowed to fail if e.g. Asterisk already uses channels: + $FXOTUNE -s || : + fi + + # Do not try to call xpp_sync if there are no Astribank devices + # installed. + if test -e /sys/bus/astribanks; then + # Set the right Astribanks ticker: + LC_ALL=C xpp_sync "$XPP_SYNC" + fi + + hpec_start + ;; + stop) + # Unload drivers + #shutdown_dynamic # FIXME: needs test from someone with dynamic spans + echo -n "Unloading DAHDI hardware modules: " + if unload_modules; then + echo "done" + else + echo "error" + fi + if [ "$LOCKFILE" != '' ]; then + [ $RETVAL -eq 0 ] && rm -f $LOCKFILE + fi + ;; + unload) + unload_modules + ;; + restart|force-reload) + $0 stop + $0 start + ;; + reload) + if [ $system = debian ]; then + echo -n "Rerunning dahdi_cfg: " + $DAHDI_CFG_CMD 2> /dev/null && echo -n "done" + echo "." + elif [ $system = redhat ]; then + action "Rerunning dahdi_cfg: " $DAHDI_CFG_CMD + fi + RETVAL=$? + ;; + status) + if [ -d /proc/dahdi ]; then + /usr/sbin/lsdahdi + RETVAL=0 + else + RETVAL=3 + fi + ;; + *) + echo "Usage: dahdi {start|stop|restart|status|reload|unload}" + exit 1 +esac + +exit $RETVAL + |