100 lines
2.4 KiB
Bash
Executable File
100 lines
2.4 KiB
Bash
Executable File
#! /bin/sh
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#
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# /usr/share/dahdi/span_config
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#
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# Called by UDEV when a dahdi span is added/removed
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#
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me=`basename $0`
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dir=`dirname $0`
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LOGGER="logger -i -t '$me'"
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NAME=`basename "$DEVPATH" | tr -c 'A-Za-z0-9-' '_'`
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exec 2> /dev/null
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# Always redirect stderr somewhere, otherwise the shell script will die
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# when it tries to do I/O related stuff on closed file descriptor.
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# Our default is to throw it down the bit-bucket.
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#exec 2> /dev/console
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## If you wish to trace this script:
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#exec 2> "/tmp/${me}.$NAME" 1>&2
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# Our directory in the beginning, so we can use local lab setup
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PATH="$dir:/usr/sbin:/sbin:/usr/bin:/bin"
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set -e
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#echo >&2 "$0($ACTION): DEBUG($# args): '$*'"
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# Do we have a configuration?
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if [ -f /etc/dahdi/init.conf ]; then
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. /etc/dahdi/init.conf
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fi
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if [ "$DAHDI_UDEV_DISABLE_SPANS" = 'yes' ]; then
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echo "DAHDI_UDEV_DISABLE_SPANS=yes. Skip $DEVPATH" | $LOGGER
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exit 0
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fi
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# Can we pass a different value so we can use
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# alternate (testing) configuration?
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# Meanwhile, make it hard-coded.
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DAHDICONFDIR='/etc/dahdi'
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export DAHDICONFDIR
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run_dahdi_cfg() {
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echo "dahdi_cfg: span $spanno <$basechan-$endchan> ($DEVPATH)"
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dahdi_cfg -c "$cfg_file" -S "$spanno" -C "$basechan-$endchan"
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}
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configure_span() {
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span_devpath="$1"
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# Sanity check
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checkit=`"dahdi_cfg" --help 2>&1 | grep -- '-S' | wc -l`
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if [ "$checkit" != 1 ]; then
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echo "Bad dahdi_cfg (no -S support). Skipping"
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exit 0
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fi
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# Set variables
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spanno=`echo "$span_devpath" | sed 's,.*/span-,,'`
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basechan=`cat "$span_devpath/basechan"`
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channels=`cat "$span_devpath/channels"`
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endchan=`expr "$basechan" + "$channels" - 1`
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# Configure DAHDI
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cfg_file="$DAHDICONFDIR/system.conf"
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if [ -r "$cfg_file" ]; then
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run_dahdi_cfg
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else
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echo "Using auto-generated config for dahdi_cfg"
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cfg_file='-'
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DAHDI_CONF_FILE="$cfg_file" dahdi_genconf system | run_dahdi_cfg
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fi
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fxotune_cfg='/etc/fxotune.conf'
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if [ -r "$fxotune_cfg" ]; then
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echo "fxotune: span $spanno <$basechan-$endchan> ($DEVPATH)"
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fxotune -s -b "$basechan" -e "$endchan"
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fi
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# Add to asterisk
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asterisk -rx "dahdi create channels $basechan $endchan"
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}
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case "$ACTION" in
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add)
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echo "$ACTION: $DEVPATH" | $LOGGER
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# Can have alternate dahdi configuration directory for debugging
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# export DAHDICONFDIR="/tmp/xortel/dahdi"
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configure_span "/sys$DEVPATH" 2>&1 | $LOGGER
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;;
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remove|online|offline)
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# Nothing to do yet...
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echo "$ACTION: $DEVPATH" | $LOGGER
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;;
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*)
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echo "UNHANDLED: $ACTION: $DEVPATH" | $LOGGER
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;;
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esac
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