#!/bin/sh /etc/rc.common
|
|
# Copyright (c) 2016-2021 Dirk Brenken (dev@brenken.org)
|
|
# This is free software, licensed under the GNU General Public License v3.
|
|
|
|
# set (s)hellcheck exceptions
|
|
# shellcheck disable=2034,2086,2154,3043,3060
|
|
|
|
START=25
|
|
USE_PROCD=1
|
|
|
|
extra_command "scan" "<radio> Scan for available nearby uplinks"
|
|
extra_command "setup" "[<iface>] [<zone>] [<metric>] Setup the travelmate uplink interface, by default 'trm_wwan' with firewall zone 'wan' and metric '100'"
|
|
|
|
trm_init="/etc/init.d/travelmate"
|
|
trm_script="/usr/bin/travelmate.sh"
|
|
trm_pidfile="/var/run/travelmate.pid"
|
|
|
|
boot()
|
|
{
|
|
if [ -s "${trm_pidfile}" ]; then
|
|
: >"${trm_pidfile}"
|
|
fi
|
|
rc_procd start_service
|
|
}
|
|
|
|
start_service()
|
|
{
|
|
if "${trm_init}" enabled; then
|
|
if [ "${action}" = "boot" ]; then
|
|
return 0
|
|
fi
|
|
procd_open_instance "travelmate"
|
|
procd_set_param command "${trm_script}" "${@}"
|
|
procd_set_param pidfile "${trm_pidfile}"
|
|
procd_set_param nice "$(uci_get travelmate global trm_nice "0")"
|
|
procd_set_param stdout 1
|
|
procd_set_param stderr 1
|
|
procd_close_instance
|
|
fi
|
|
}
|
|
|
|
reload_service()
|
|
{
|
|
local ppid pid timeout
|
|
|
|
timeout="$(uci_get travelmate global trm_timeout)"
|
|
|
|
if [ -s "${trm_pidfile}" ]; then
|
|
ppid="$(cat "${trm_pidfile}" 2>/dev/null)"
|
|
if [ -n "${ppid}" ]; then
|
|
pid="$(pgrep -xnf "sleep ${timeout:-60} 0" -P ${ppid} 2>/dev/null)"
|
|
if [ -n "${pid}" ]; then
|
|
kill -INT ${pid} 2>/dev/null
|
|
fi
|
|
fi
|
|
fi
|
|
}
|
|
|
|
stop_service()
|
|
{
|
|
rc_procd "${trm_script}" stop
|
|
}
|
|
|
|
status_service()
|
|
{
|
|
local key keylist value rtfile
|
|
|
|
rtfile="$(uci_get travelmate global trm_rtfile "/tmp/trm_runtime.json")"
|
|
json_load_file "${rtfile}" >/dev/null 2>&1
|
|
if json_select data >/dev/null 2>&1; then
|
|
printf "%s\n" "::: travelmate runtime information"
|
|
json_get_keys keylist
|
|
for key in ${keylist}; do
|
|
json_get_var value "${key}"
|
|
printf " + %-18s : %s\n" "${key}" "${value}"
|
|
done
|
|
else
|
|
printf "%s\n" "::: no travelmate runtime information available"
|
|
fi
|
|
}
|
|
|
|
scan()
|
|
{
|
|
local result scan_dev radio="${1:-"radio0"}"
|
|
|
|
scan_dev="$(ubus -S call network.wireless status 2>/dev/null | jsonfilter -q -l1 -e "@.${radio}.interfaces[0].ifname")"
|
|
result="$(iwinfo "${scan_dev:-${radio}}" scan 2>/dev/null |
|
|
awk 'BEGIN{FS="[[:space:]]"}/Address:/{var1=$NF}/ESSID:/{var2="";
|
|
for(i=12;i<=NF;i++)if(var2==""){var2=$i}else{var2=var2" "$i}}/Channel:/{var3=$NF}/Quality:/{split($NF,var0,"/")}/Encryption:/{var4="";
|
|
for(j=12;j<=NF;j++)if(var4==""){var4=$j}else{var4=var4" "$j};printf " %-11i%-10s%-35s%-20s%s\n",(var0[1]*100/var0[2]),var3,var2,var1,var4}' |
|
|
sort -rn)"
|
|
printf '%s\n' "::: Available nearby uplinks on '${scan_dev:-${radio}}'"
|
|
printf '%s\n' ":::"
|
|
if [ -n "${result}" ]; then
|
|
printf '%-15s%-10s%-35s%-20s%s\n' " Strength" "Channel" "ESSID" "BSSID" "Encryption"
|
|
printf '%s\n' " --------------------------------------------------------------------------------------"
|
|
printf '%s\n' "${result}"
|
|
else
|
|
printf '%s\n' "::: No scan results"
|
|
fi
|
|
}
|
|
|
|
setup()
|
|
{
|
|
local iface cnt=0 input="${1:-"trm_wwan"}" zone="${2:-"wan"}" metric="${3:-"100"}"
|
|
|
|
iface="$(uci_get travelmate global trm_iface)"
|
|
input="${input//[+*~%&\$@\"\' ]/}"
|
|
zone="${zone//[+*~%&\$@\"\' ]/}"
|
|
metric="${metric//[^0-9]/}"
|
|
|
|
if [ -n "${iface}" ] && [ "${iface}" = "${input}" ]; then
|
|
printf "%s\n" "The uplink interface '${input}' has been already configured"
|
|
elif [ -n "${input}" ]; then
|
|
if [ -n "${iface}" ]; then
|
|
uci -q batch <<-EOC
|
|
del network."${iface}"
|
|
del network."${iface}6"
|
|
EOC
|
|
fi
|
|
uci -q batch <<-EOC
|
|
set travelmate.global.trm_enabled="1"
|
|
set travelmate.global.trm_iface="${input}"
|
|
set network."${input}"="interface"
|
|
set network."${input}".proto="dhcp"
|
|
set network."${input}".metric="${metric}"
|
|
set network."${input}6"=interface
|
|
set network."${input}6".device="@${input}"
|
|
set network."${input}6".proto="dhcpv6"
|
|
commit travelmate
|
|
commit network
|
|
EOC
|
|
|
|
while [ -n "$(uci -q get firewall.@zone["${cnt}"].name)" ]; do
|
|
if [ "$(uci -q get firewall.@zone["${cnt}"].name)" = "${zone}" ]; then
|
|
if [ -n "${iface}" ]; then
|
|
uci -q batch <<-EOC
|
|
del_list firewall.@zone["${cnt}"].network="${iface}"
|
|
del_list firewall.@zone["${cnt}"].network="${iface}6"
|
|
EOC
|
|
fi
|
|
uci -q batch <<-EOC
|
|
add_list firewall.@zone["${cnt}"].network="${input}"
|
|
add_list firewall.@zone["${cnt}"].network="${input}6"
|
|
commit firewall
|
|
EOC
|
|
break
|
|
fi
|
|
cnt=$((cnt + 1))
|
|
done
|
|
|
|
if [ -n "${iface}" ]; then
|
|
cnt=0
|
|
while [ -n "$(uci -q get wireless.@wifi-iface["${cnt}"].network)" ]; do
|
|
if [ "$(uci -q get wireless.@wifi-iface["${cnt}"].network)" = "${iface}" ]; then
|
|
uci -q set wireless.@wifi-iface["${cnt}"].network="${input}"
|
|
fi
|
|
cnt=$((cnt + 1))
|
|
done
|
|
uci -q commit wireless
|
|
fi
|
|
/etc/init.d/network reload >/dev/null 2>&1
|
|
/etc/init.d/firewall reload >/dev/null 2>&1
|
|
"${trm_init}" restart
|
|
fi
|
|
}
|
|
|
|
service_triggers()
|
|
{
|
|
local iface delay
|
|
|
|
iface="$(uci_get travelmate global trm_iface)"
|
|
delay="$(uci_get travelmate global trm_triggerdelay "2")"
|
|
PROCD_RELOAD_DELAY=$((delay * 1000))
|
|
|
|
if [ -n "${iface}" ]; then
|
|
procd_add_interface_trigger "interface.*.down" "${iface}" "${trm_init}" reload
|
|
fi
|
|
procd_add_raw_trigger "interface.*.up" "${PROCD_RELOAD_DELAY}" "${trm_init}" start
|
|
procd_add_config_trigger "config.change" "travelmate" "${trm_init}" restart
|
|
}
|