mirror of
https://github.com/Ysurac/openmptcprouter-feeds.git
synced 2025-02-15 03:51:51 +00:00
155 lines
3.6 KiB
Bash
155 lines
3.6 KiB
Bash
#!/bin/sh
|
|
|
|
. /lib/functions.sh
|
|
. /lib/netifd/netifd-proto.sh
|
|
. /usr/share/ModemManager/modemmanager.common
|
|
|
|
trap_with_arg() {
|
|
func="$1" ; shift
|
|
for sig ; do
|
|
# shellcheck disable=SC2064
|
|
trap "$func $sig" "$sig"
|
|
done
|
|
}
|
|
|
|
func_trap() {
|
|
local monitor_cache_line object
|
|
|
|
logger "ModemManager-monitor[$$]" "Sending signal ${1} ..."
|
|
|
|
# Set all configured logical interfaces to unavailable
|
|
while IFS= read -r monitor_cache_line; do
|
|
object=$(echo "${monitor_cache_line}" | awk '{print $1}')
|
|
mm_monitor_cache_remove "$object"
|
|
done < ${MODEMMANAGER_MONITOR_CACHE}
|
|
|
|
kill "-${1}" "$CHILD" 2>/dev/null
|
|
}
|
|
|
|
mm_monitor_get_sysfspath() {
|
|
local object="$1"
|
|
|
|
# If no monitor cache file, we're done
|
|
[ -f "${MODEMMANAGER_MONITOR_CACHE}" ] || return
|
|
|
|
awk -v object="${object}" '!/^#/ && $0 ~ object { print $2 }' "${MODEMMANAGER_MONITOR_CACHE}"
|
|
}
|
|
|
|
mm_monitor_cache_remove() {
|
|
local object="$1"
|
|
|
|
local device cfg
|
|
|
|
device=$(mm_monitor_get_sysfspath "${object}")
|
|
|
|
cfg=$(mm_get_modem_config "${device}")
|
|
if [ -n "${cfg}" ]; then
|
|
mm_log "debug" "interface '${cfg}' set '${device}' state unavailable"
|
|
proto_set_available "${cfg}" 0
|
|
fi
|
|
|
|
mm_log "debug" "delete object '$object' from monitore cache"
|
|
|
|
# On monitor remove event, remove old events from cache
|
|
# Also substitute object path '/org/freedesktop/ModemManager1/Modem/<number>'
|
|
# all '/' with '\/' to make sed happy with shell expansion
|
|
sed -i "/${object//\//\\/}/d" "${MODEMMANAGER_MONITOR_CACHE}"
|
|
}
|
|
|
|
mm_monitor_cache_add() {
|
|
local object="$1"
|
|
local modemstatus device sysfspath cfg
|
|
|
|
modemstatus="$(mmcli --modem="${object}" --output-keyvalue)"
|
|
|
|
device=$(modemmanager_get_field "${modemstatus}" "modem.generic.device")
|
|
[ -n "${device}" ] || {
|
|
mm_log "err" "No 'device' for object '$object' not found..."
|
|
return 1
|
|
}
|
|
|
|
sysfspath=$(modemmanager_get_field "${modemstatus}" "modem.generic.physdev")
|
|
[ -n "${sysfspath}" ] || {
|
|
mm_log "err" "No 'sysfspath' for object '$object' not found..."
|
|
return 2
|
|
}
|
|
|
|
mm_log "debug" "add object '$object' to monitore cache (device=${device},sysfspath=${sysfspath})"
|
|
|
|
# On monitor add event, store event details in cache (if not exists yet)
|
|
grep -qs "${sysfspath}" "${MODEMMANAGER_MONITOR_CACHE}" || \
|
|
echo "${object} ${device} ${sysfspath}" >> "${MODEMMANAGER_MONITOR_CACHE}"
|
|
|
|
cfg=$(mm_get_modem_config "${device}")
|
|
if [ -n "${cfg}" ]; then
|
|
mm_log "info" "interface '${cfg}' set '${device}' state available"
|
|
proto_set_available "${cfg}" 1
|
|
fi
|
|
}
|
|
|
|
mm_monitor_cache_del() {
|
|
local object="$1"
|
|
|
|
mm_monitor_cache_remove "$object"
|
|
}
|
|
|
|
mm_monitor_cache() {
|
|
local line="$1"
|
|
local event object modemstatus device pyhsdev
|
|
|
|
event="$(echo "$line" | cut -d " " -f 1)"
|
|
object="$(echo "$line" | cut -d " " -f 2)"
|
|
|
|
case "$event" in
|
|
"(+)")
|
|
mm_monitor_cache_add "$object"
|
|
;;
|
|
"(-)")
|
|
mm_monitor_cache_del "$object"
|
|
;;
|
|
esac
|
|
}
|
|
|
|
main() {
|
|
|
|
local n=60
|
|
local step=1
|
|
local mmrunning=0
|
|
|
|
trap_with_arg func_trap INT TERM KILL
|
|
|
|
mkdir -p "${MODEMMANAGER_RUNDIR}"
|
|
chmod 0755 "${MODEMMANAGER_RUNDIR}"
|
|
|
|
# Wait for ModemManager to be available in the bus
|
|
while [ $n -ge 0 ]; do
|
|
sleep $step
|
|
mm_log "info" "Checking if ModemManager is available..."
|
|
|
|
if ! /usr/bin/mmcli -L >/dev/null 2>&1; then
|
|
mm_log "info" "ModemManager not yet available (count=${n})"
|
|
else
|
|
mmrunning=1
|
|
break
|
|
fi
|
|
n=$((n-step))
|
|
done
|
|
|
|
[ ${mmrunning} -eq 1 ] || {
|
|
mm_log "error" "couldn't report initial kernel events: ModemManager not running"
|
|
return
|
|
}
|
|
|
|
/usr/bin/mmcli -M | {
|
|
local line
|
|
while read -r line; do
|
|
mm_log "debug" "Monitor cache line: ${line}"
|
|
mm_monitor_cache "$line"
|
|
done
|
|
} &
|
|
CHILD="$!"
|
|
|
|
wait $CHILD
|
|
}
|
|
|
|
main "$@"
|