LC_ALL=C
PATH="/usr/sbin:/usr/bin:/sbin:/bin"
trm_pid="${$}"
-trm_ver="0.2.6"
+trm_ver="0.2.7"
trm_debug=0
trm_loop=30
trm_maxretry=3
# function to prepare all relevant AP and STA interfaces
#
-trm_prepare()
+f_prepare()
{
local config="${1}"
local mode="$(uci -q get wireless."${config}".mode)"
local device="$(uci -q get wireless."${config}".device)"
local network="$(uci -q get wireless."${config}".network)"
- local ifname="$(uci -q get wireless."${config}".ifname)"
local disabled="$(uci -q get wireless."${config}".disabled)"
- if [ "${mode}" = "ap" ] && [ -n "${network}" ] && [ -n "${ifname}" ] &&
+ if [ "${mode}" = "ap" ] && [ -n "${network}" ] &&
([ -z "${trm_device}" ] || [ "${trm_device}" = "${device}" ])
then
- trm_aplist="${trm_aplist} ${ifname}"
+ f_ifname "${device}"
if [ -z "${disabled}" ] || [ "${disabled}" = "1" ]
then
- trm_set "none" "${config}" "${network}" "up"
+ f_set "none" "${config}" "${network}" "up"
fi
elif [ "${mode}" = "sta" ] && [ -n "${network}" ]
then
trm_stalist="${trm_stalist} ${config}_${network}"
if [ -z "${disabled}" ] || [ "${disabled}" = "0" ]
then
- trm_set "none" "${config}" "${network}" "down"
+ f_set "none" "${config}" "${network}" "down"
fi
fi
}
# function to set different wlan interface status
#
-trm_set()
+f_set()
{
local change="${1}"
local config="${2}"
ubus call network.interface."${interface}" "${command}"
fi
- trm_log "debug" "set ::: change: ${change}, config: ${config}, interface: ${interface}, command: ${command}, checklist: ${trm_checklist}, uci-changes: $(uci -q changes wireless)"
+ f_log "debug" "set ::: change: ${change}, config: ${config}, interface: ${interface}, command: ${command}, checklist: ${trm_checklist}, uci-changes: $(uci -q changes wireless)"
if [ -n "$(uci -q changes wireless)" ]
then
if [ "${change}" = "commit" ]
then
uci -q commit wireless
ubus call network reload
- trm_check
+ f_check
elif [ "${change}" = "partial" ]
then
ubus call network reload
- trm_check
+ f_check
elif [ "${change}" = "defer" ]
then
uci -q revert wireless
then
uci -q revert wireless
ubus call network reload
- trm_check
+ f_check
fi
fi
}
+# function to get ap ifnames by ubus call
+#
+f_ifname()
+{
+ local device="${1}"
+ local name cfg
+
+ json_load "$(ubus -S call network.wireless status)"
+ json_select "${device}"
+ json_get_keys if_list interfaces
+ json_select interfaces
+ for iface in ${if_list}
+ do
+ json_select "${iface}"
+ json_get_var name ifname
+ json_select "config"
+ json_get_var cfg mode
+ if [ -n "${name}" ] && [ "${cfg}" = "ap" ]
+ then
+ trm_aplist="${trm_aplist} ${name}"
+ fi
+ done
+}
+
# function to check interface status on "up" event
#
-trm_check()
+f_check()
{
local interface value
local cnt=0
json_get_var trm_status up
if [ "${trm_status}" = "1" ] || [ -n "${trm_uplink}" ]
then
- trm_log "debug" "check::: interface: ${interface}, status: ${trm_status}, uplink-cfg: ${trm_uplink}, uplink-ssid: ${trm_ssid}, loop-cnt: ${cnt}, error-cnt: $((trm_count_${trm_config}))"
+ f_log "debug" "check::: interface: ${interface}, status: ${trm_status}, uplink-cfg: ${trm_uplink}, uplink-ssid: ${trm_ssid}, loop-cnt: ${cnt}, error-cnt: $((trm_count_${trm_config}))"
json_cleanup
break
fi
eval "trm_count_${trm_uplink}=\$((trm_count_${trm_uplink}+1))"
trm_checklist=""
trm_uplink=""
- trm_log "info" "uplink ${trm_ssid} get lost"
+ f_log "info" "uplink ${trm_ssid} get lost"
elif [ -z "${trm_uplink}" ] && [ -n "${trm_checklist}" ]
then
trm_checklist=""
# function to write to syslog
#
-trm_log()
+f_log()
{
local class="${1}"
local log_msg="${2}"
. "/usr/share/libubox/jshn.sh"
json_init
else
- trm_log "error" "required system libraries not found"
+ f_log "error" "required system libraries not found"
exit 255
fi
if [ "${trm_enabled}" != "1" ]
then
- trm_log "info" "travelmate is currently disabled, please set 'trm_enabled' to '1' to use this service"
+ f_log "info" "travelmate is currently disabled, please set 'trm_enabled' to '1' to use this service"
exit 0
fi
if [ -z "${trm_scanner}" ]
then
- trm_log "error" "no wireless tool for wlan scanning found, please install 'iw' or 'iwinfo'"
+ f_log "error" "no wireless tool for wlan scanning found, please install 'iw' or 'iwinfo'"
exit 1
fi
trm_aplist=""
trm_stalist=""
config_load wireless
- config_foreach trm_prepare wifi-iface
- trm_set "commit"
+ config_foreach f_prepare wifi-iface
+ f_set "commit"
if [ -z "${trm_aplist}" ]
then
- trm_log "error" "no usable AP configuration found, please add an 'ifname' entry in '/etc/config/wireless'"
+ f_log "error" "no usable AP configuration found, please check '/etc/config/wireless'"
exit 1
fi
for ap in ${trm_aplist}
else
trm_ssidlist="$(${trm_scanner} "${ap}" scan | awk '/ESSID: ".*"/{ORS=" ";if (!seen[$0]++) for(i=2; i<=NF; i++) print $i}')"
fi
- trm_log "debug" "main ::: scan-tool: ${trm_scanner}, aplist: ${trm_aplist}, ssidlist: ${trm_ssidlist}"
+ f_log "debug" "main ::: scan-tool: ${trm_scanner}, aplist: ${trm_aplist}, ssidlist: ${trm_ssidlist}"
if [ -n "${trm_ssidlist}" ]
then
if [ -z "${trm_stalist}" ]
then
- trm_log "error" "no usable STA configuration found, please add a 'network' entry in '/etc/config/wireless'"
+ f_log "error" "no usable STA configuration found, please check '/etc/config/wireless'"
exit 1
fi
for sta in ${trm_stalist}
do
trm_config="${sta%%_*}"
trm_network="${sta##*_}"
- trm_ifname="$(uci -q get wireless."${trm_config}".ifname)"
trm_ssid="\"$(uci -q get wireless."${trm_config}".ssid)\""
- if [ -z "${trm_ifname}" ]
- then
- trm_ifname="${trm_network}"
- fi
if [ $((trm_count_${trm_config})) -lt $((trm_maxretry)) ] || [ $((trm_maxretry)) -eq 0 ]
then
if [ -n "$(printf "${trm_ssidlist}" | grep -Fo "${trm_ssid}")" ]
then
- trm_set "partial" "${trm_config}" "${trm_network}" "up"
+ f_set "partial" "${trm_config}" "${trm_network}" "up"
if [ "${trm_status}" = "1" ]
then
trm_checklist="${trm_network}"
trm_uplink="${trm_config}"
- trm_set "defer"
- trm_log "info" "wwan interface \"${trm_ifname}\" connected to uplink ${trm_ssid}"
+ f_set "defer"
+ f_log "info" "wwan interface connected to uplink ${trm_ssid}"
break 2
else
- trm_set "revert"
+ f_set "revert"
eval "trm_count_${trm_config}=\$((trm_count_${trm_config}+1))"
fi
fi
elif [ $((trm_count_${trm_config})) -eq $((trm_maxretry)) ] && [ $((trm_maxretry)) -ne 0 ]
then
eval "trm_count_${trm_config}=\$((trm_count_${trm_config}+1))"
- trm_log "info" "uplink ${trm_ssid} disabled due to permanent connection failures"
+ f_log "info" "uplink ${trm_ssid} disabled due to permanent connection failures"
fi
done
fi
sleep 5
done
else
- trm_check
+ f_check
if [ -n "${trm_uplink}" ]
then
sleep ${trm_loop}