dd752529f0
auto_assign_spans is an int and may have legal values other than 1. It is legal (though pointless) to use: modprobe dahdi auto_assign_spans=3. Any value != 0 is true. Signed-off-by: Tzafrir Cohen <tzafrir.cohen@xorcom.com> Acked-by: Russ Meyerriecks <rmeyerriecks@digium.com>
98 lines
2.4 KiB
Bash
Executable File
98 lines
2.4 KiB
Bash
Executable File
#! /bin/sh
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#
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# /usr/share/dahdi/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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export PATH
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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_parts() {
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# Have our internal "run-parts" (adapted from Fedora),
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# as implementations differ
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for i in `LC_ALL=C; ls -d $dir/span_config.d/*[!~,] 2>/dev/null` ; do
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[ -d "$i" ] && continue
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[ ! -x "$i" ] && continue
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# Don't run *.{rpmsave,rpmorig,rpmnew,swp,cfsaved} files
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case "$i" in
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*.cfsaved|*.rpmsave|*.rpmorig|*.rpmnew|*.swp|*,v)
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continue
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;;
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esac
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#echo "D: Running '$i'"
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"$i"
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done
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}
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case "$ACTION" in
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add)
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echo "$ACTION: $DEVPATH" | $LOGGER
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# Old driver. These scripts probably won't work anyway.
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if [ ! -f /sys/module/dahdi/parameters/auto_assign_spans ]; then
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if [ -f /sys/module/dahdi ]; then
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$LOGGER "Old driver (no auto_assign_spans parameter). Skip $DEVPATH"
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exit 0
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fi
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fi
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if [ $(cat /sys/module/dahdi/parameters/auto_assign_spans) -ne 0 ]; then
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$LOGGER "auto_assign_spans=1. Skip $DEVPATH"
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exit 0
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fi
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# Set variables
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span_devpath="/sys$DEVPATH"
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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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export SPANNO BASECHAN CHANNELS ENDCHAN
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# Background run -- don't block udev
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run_parts 2>&1 < /dev/null | $LOGGER &
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;;
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remove|online|offline)
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# Nothing to do yet...
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echo "$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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