#!/bin/sh
# travelmate, a wlan connection manager for travel router
-# Copyright (c) 2016-2022 Dirk Brenken (dev@brenken.org)
+# Copyright (c) 2016-2023 Dirk Brenken (dev@brenken.org)
# This is free software, licensed under the GNU General Public License v3.
# set (s)hellcheck exceptions
-# shellcheck disable=1091,2086,3040,3043,3057,3060
+# shellcheck disable=all
export LC_ALL=C
export PATH="/usr/sbin:/usr/bin:/sbin:/bin"
-trm_ver="2.1.0"
+trm_ver="2.1.1"
trm_enabled="0"
trm_debug="0"
trm_iface=""
trm_ovpninfolist=""
trm_vpnifacelist=""
trm_vpninfolist=""
+trm_stdvpnservice=""
+trm_stdvpniface=""
trm_rtfile="/tmp/trm_runtime.json"
trm_wifi="$(command -v wifi)"
trm_fetch="$(command -v curl)"
trm_logger="$(command -v logger)"
trm_wpa="$(command -v wpa_supplicant)"
trm_captiveurl="http://detectportal.firefox.com"
-trm_useragent="Mozilla/5.0 (Linux x86_64; rv:90.0) Gecko/20100101 Firefox/90.0"
+trm_useragent="Mozilla/5.0 (X11; Linux x86_64; rv:109.0) Gecko/20100101 Firefox/118.0"
trm_ntpfile="/var/state/travelmate.ntp"
trm_vpnfile="/var/state/travelmate.vpn"
trm_mailfile="/var/state/travelmate.mail"
return
fi
- unset trm_stalist trm_radiolist trm_uplinklist trm_uplinkcfg trm_activesta trm_opensta
+ unset trm_stalist trm_radiolist trm_uplinklist trm_vpnifacelist trm_uplinkcfg trm_activesta trm_opensta
trm_sysver="$(ubus -S call system board 2>/dev/null | jsonfilter -q -e '@.model' -e '@.release.description' |
awk 'BEGIN{RS="";FS="\n"}{printf "%s, %s",$1,$2}')"
f_log "info" "take down vpn interface '${iface}/${vpn_instance:-"-"}' (initial)"
fi
done
- if [ -f "/etc/init.d/sysntpd" ]; then
- /etc/init.d/sysntpd restart >/dev/null 2>&1
- fi
rm -f "${trm_vpnfile}"
elif [ "${vpn}" = "1" ] && [ -n "${vpn_iface}" ] && [ "${vpn_action}" = "enable_keep" ]; then
for info in ${trm_vpninfolist}; do
fi
if [ -x "${trm_vpnpgm}" ] && [ -n "${vpn_service}" ] && [ -n "${vpn_iface}" ]; then
if { [ "${vpn_action}" = "disable" ] && [ -f "${trm_vpnfile}" ]; } ||
- { [ -f "${trm_ntpfile}" ] && { [ "${vpn}" = "1" ] && [ "${vpn_action%_*}" = "enable" ] && [ ! -f "${trm_vpnfile}" ]; } ||
+ { [ -s "${trm_ntpfile}" ] && { [ "${vpn}" = "1" ] && [ "${vpn_action%_*}" = "enable" ] && [ ! -f "${trm_vpnfile}" ]; } ||
{ [ "${vpn}" != "1" ] && [ "${vpn_action%_*}" = "enable" ] && [ -f "${trm_vpnfile}" ]; }; }; then
result="$(f_net)"
if [ "${result}" = "net ok" ] || [ "${vpn_action}" = "disable" ]; then
"start")
uci_remove "travelmate" "${trm_uplinkcfg}" "con_start" 2>/dev/null
uci_remove "travelmate" "${trm_uplinkcfg}" "con_end" 2>/dev/null
- if [ -f "${trm_ntpfile}" ]; then
+ if [ -s "${trm_ntpfile}" ]; then
uci_set "travelmate" "${trm_uplinkcfg}" "con_start" "$(date "+%Y.%m.%d-%H:%M:%S")"
fi
;;
"refresh")
- if [ -f "${trm_ntpfile}" ] && [ -z "$(uci_get "travelmate" "${trm_uplinkcfg}" "con_start")" ]; then
+ if [ -s "${trm_ntpfile}" ] && [ -z "$(uci_get "travelmate" "${trm_uplinkcfg}" "con_start")" ]; then
uci_set "travelmate" "${trm_uplinkcfg}" "con_start" "$(date "+%Y.%m.%d-%H:%M:%S")"
fi
;;
"end")
- if [ -f "${trm_ntpfile}" ]; then
+ if [ -s "${trm_ntpfile}" ]; then
uci_set "travelmate" "${trm_uplinkcfg}" "con_end" "$(date "+%Y.%m.%d-%H:%M:%S")"
fi
;;
"start_expiry")
- if [ -f "${trm_ntpfile}" ]; then
+ if [ -s "${trm_ntpfile}" ]; then
expiry="$(uci_get "travelmate" "${trm_uplinkcfg}" "con_start_expiry")"
uci_set "travelmate" "${trm_uplinkcfg}" "enabled" "0"
uci_set "travelmate" "${trm_uplinkcfg}" "con_end" "$(date "+%Y.%m.%d-%H:%M:%S")"
fi
;;
"end_expiry")
- if [ -f "${trm_ntpfile}" ]; then
+ if [ -s "${trm_ntpfile}" ]; then
expiry="$(uci_get "travelmate" "${trm_uplinkcfg}" "con_end_expiry")"
uci_set "travelmate" "${trm_uplinkcfg}" "enabled" "1"
uci_remove "travelmate" "${trm_uplinkcfg}" "con_start" 2>/dev/null
;;
"disabled")
uci_set "travelmate" "${trm_uplinkcfg}" "enabled" "0"
- if [ -f "${trm_ntpfile}" ]; then
+ if [ -s "${trm_ntpfile}" ]; then
uci_set "travelmate" "${trm_uplinkcfg}" "con_end" "$(date "+%Y.%m.%d-%H:%M:%S")"
fi
;;
# add open uplinks
#
f_addsta() {
- local uci_cfg new_uplink="1" offset="1" radio="${1}" essid="${2}"
+ local wifi_cfg trm_cfg new_uplink="1" offset="1" radio="${1}" essid="${2}"
if [ "${trm_maxautoadd}" = "0" ] || [ "${trm_opensta:-0}" -lt "${trm_maxautoadd}" ]; then
config_cb() {
fi
if [ "${new_uplink}" = "1" ]; then
- uci_cfg="trm_uplink$((offset + 1))"
- while [ -n "$(uci_get "wireless.${uci_cfg}")" ]; do
+ wifi_cfg="trm_uplink$((offset + 1))"
+ while [ -n "$(uci_get "wireless.${wifi_cfg}")" ]; do
offset="$((offset + 1))"
- uci_cfg="trm_uplink${offset}"
+ wifi_cfg="trm_uplink${offset}"
done
uci -q batch <<-EOC
- set wireless."${uci_cfg}"="wifi-iface"
- set wireless."${uci_cfg}".mode="sta"
- set wireless."${uci_cfg}".network="${trm_iface}"
- set wireless."${uci_cfg}".device="${radio}"
- set wireless."${uci_cfg}".ssid="${essid}"
- set wireless."${uci_cfg}".encryption="none"
- set wireless."${uci_cfg}".disabled="1"
+ set wireless."${wifi_cfg}"="wifi-iface"
+ set wireless."${wifi_cfg}".mode="sta"
+ set wireless."${wifi_cfg}".network="${trm_iface}"
+ set wireless."${wifi_cfg}".device="${radio}"
+ set wireless."${wifi_cfg}".ssid="${essid}"
+ set wireless."${wifi_cfg}".encryption="none"
+ set wireless."${wifi_cfg}".disabled="1"
EOC
- uci_cfg="$(uci -q add travelmate uplink)"
+ trm_cfg="$(uci -q add travelmate uplink)"
uci -q batch <<-EOC
- set travelmate."${uci_cfg}".device="${radio}"
- set travelmate."${uci_cfg}".ssid="${essid}"
- set travelmate."${uci_cfg}".opensta="1"
- set travelmate."${uci_cfg}".con_start_expiry="0"
- set travelmate."${uci_cfg}".con_end_expiry="0"
- set travelmate."${uci_cfg}".enabled="1"
+ set travelmate."${trm_cfg}".device="${radio}"
+ set travelmate."${trm_cfg}".ssid="${essid}"
+ set travelmate."${trm_cfg}".opensta="1"
+ set travelmate."${trm_cfg}".con_start_expiry="0"
+ set travelmate."${trm_cfg}".con_end_expiry="0"
+ set travelmate."${trm_cfg}".enabled="1"
EOC
- if [ -n "$(uci -q changes "travelmate")" ] || [ -n "$(uci -q changes "wireless")" ]; then
- trm_opensta="$((trm_opensta + 1))"
- uci_commit "travelmate"
- uci_commit "wireless"
- f_wifi
- if [ ! -f "${trm_refreshfile}" ]; then
- printf "%s" "ui_reload" >"${trm_refreshfile}"
- fi
- f_log "info" "open uplink '${radio}/${essid}' added to wireless config"
+ if [ -n "${trm_stdvpnservice}" ] && [ -n "${trm_stdvpniface}" ]; then
+ uci -q batch <<-EOC
+ set travelmate."${trm_cfg}".vpnservice="${trm_stdvpnservice}"
+ set travelmate."${trm_cfg}".vpniface="${trm_stdvpniface}"
+ set travelmate."${trm_cfg}".vpn="1"
+ EOC
fi
+ trm_opensta="$((trm_opensta + 1))"
+ uci_commit "travelmate"
+ uci_commit "wireless"
+ f_wifi
+ if [ ! -f "${trm_refreshfile}" ]; then
+ printf "%s" "ui_reload" >"${trm_refreshfile}"
+ fi
+ f_log "info" "open uplink '${radio}/${essid}' added to wireless config"
+ printf "%s" "${wifi_cfg}-${radio}"
fi
f_log "debug" "f_addsta ::: radio: ${radio:-"-"}, essid: ${essid}, opensta/maxautoadd: ${trm_opensta:-"-"}/${trm_maxautoadd:-"-"}, new_uplink: ${new_uplink}, offset: ${offset}"
}
# check interface status
#
f_check() {
- local ifname radio dev_status result login_script login_script_args cp_domain wait_time="1" enabled="1" mode="${1}" status="${2}" sta_radio="${3}" sta_essid="${4}" sta_bssid="${5}"
+ local ifname radio dev_status result login_script login_script_args cp_domain wait_time="0" enabled="1" mode="${1}" status="${2}" sta_radio="${3}" sta_essid="${4}" sta_bssid="${5}"
if [ "${mode}" = "initial" ] || [ "${mode}" = "dev" ]; then
json_get_var station_id "station_id"
f_wifi
fi
while [ "${wait_time}" -le "${trm_maxwait}" ]; do
+ [ "${wait_time}" -gt "0" ] && sleep 1
+ wait_time="$((wait_time + 1))"
dev_status="$(ubus -S call network.wireless status 2>/dev/null)"
if [ -n "${dev_status}" ]; then
if [ "${mode}" = "dev" ]; then
else
ifname="$(printf "%s" "${dev_status}" | jsonfilter -q -l1 -e '@.*.interfaces[@.config.mode="sta"].ifname')"
if [ -n "${ifname}" ] && [ "${enabled}" = "1" ]; then
- trm_ifquality="$(${trm_iwinfo} "${ifname}" info 2>/dev/null | awk -F '[ ]' '/Link Quality:/{split($NF,var0,"/");printf "%i\n",(var0[1]*100/var0[2])}')"
- if [ "${trm_ifquality}" -ge "${trm_minquality}" ]; then
+ trm_ifquality="$(${trm_iwinfo} "${ifname}" info 2>/dev/null | awk -F '[ ]' '/Link Quality: [0-9]+\/[0-9]+/{split($NF,var0,"/");printf "%i\n",(var0[1]*100/var0[2])}')"
+ if [ -z "${trm_ifquality}" ]; then
+ continue
+ elif [ "${trm_ifquality}" -ge "${trm_minquality}" ]; then
trm_ifstatus="$(ubus -S call network.interface dump 2>/dev/null | jsonfilter -q -l1 -e "@.interface[@.device=\"${ifname}\"].up")"
if [ "${trm_ifstatus}" = "true" ]; then
result="$(f_net)"
f_jsnup
break
fi
- wait_time="$((wait_time + 1))"
- sleep 1
done
f_log "debug" "f_check ::: mode: ${mode}, name: ${ifname:-"-"}, status: ${trm_ifstatus}, enabled: ${enabled}, connection: ${trm_connection:-"-"}, wait: ${wait_time}, max_wait: ${trm_maxwait}, min_quality: ${trm_minquality}, captive: ${trm_captive}, netcheck: ${trm_netcheck}"
}
# update runtime information
#
f_jsnup() {
- local vpn vpn_iface section last_date last_station sta_iface sta_radio sta_essid sta_bssid sta_mac dev_status last_status status="${trm_ifstatus}" ntp_done="0" vpn_done="0" mail_done="0"
+ local vpn vpn_iface section last_date sta_iface sta_radio sta_essid sta_bssid sta_mac dev_status status="${trm_ifstatus}" ntp_done="0" vpn_done="0" mail_done="0"
if [ "${status}" = "true" ]; then
status="connected (${trm_connection:-"-"})"
f_getcfg "${sta_radio}" "${sta_essid}" "${sta_bssid}"
fi
json_get_var last_date "last_run"
- json_get_var last_station "station_id"
- json_get_var last_status "travelmate_status"
-
- if { [ -f "${trm_ntpfile}" ] && [ ! -s "${trm_ntpfile}" ]; } || [ "${last_status}" = "running (not connected)" ] ||
- { [ -n "${last_station}" ] && [ "${last_station}" != "${sta_radio:-"-"}/${sta_essid:-"-"}/${sta_bssid:-"-"}" ]; }; then
- last_date="$(date "+%Y.%m.%d-%H:%M:%S")"
- if [ -f "${trm_ntpfile}" ] && [ ! -s "${trm_ntpfile}" ]; then
- printf "%s" "${last_date}" >"${trm_ntpfile}"
- fi
- fi
+
vpn="$(f_getval "vpn")"
if [ "${trm_vpn}" = "1" ] && [ -n "${trm_vpninfolist}" ] && [ "${vpn}" = "1" ] && [ -f "${trm_vpnfile}" ]; then
vpn_iface="$(f_getval "vpniface")"
if [ -n "${scan_quality}" ] && [ -n "${scan_open}" ] && [ -n "${scan_bssid}" ] && [ -n "${scan_essid}" ]; then
f_log "debug" "f_main-7 ::: radio(sta/scan): ${sta_radio}/${radio}, essid(sta/scan): \"${sta_essid}\"/${scan_essid}, bssid(sta/scan): ${sta_bssid}/${scan_bssid}, quality(min/scan): ${trm_minquality}/${scan_quality}, open: ${scan_open}"
if [ "${scan_quality}" -ge "${trm_minquality}" ]; then
+ if [ "${trm_autoadd}" = "1" ] && [ "${scan_open}" = "+" ] && [ "${scan_essid}" != "unknown" ]; then
+ open_essid="${scan_essid%?}"
+ open_essid="${open_essid:1}"
+ result="$(f_addsta "${radio}" "${open_essid}")"
+ if [ -n "${result}" ]; then
+ section="${result%%-*}"
+ sta_radio="$(uci_get "wireless" "${section}" "device")"
+ sta_essid="$(uci_get "wireless" "${section}" "ssid")"
+ sta_bssid=""
+ sta_mac=""
+ fi
+ fi
if { { [ "${scan_essid}" = "\"${sta_essid}\"" ] && { [ -z "${sta_bssid}" ] || [ "${scan_bssid}" = "${sta_bssid}" ]; }; } ||
{ [ "${scan_bssid}" = "${sta_bssid}" ] && [ "${scan_essid}" = "unknown" ]; }; } && [ "${radio}" = "${sta_radio}" ]; then
if [ -n "${config_radio}" ]; then
retrycnt="$((retrycnt + 1))"
sleep "$((trm_maxwait / 6))"
done
- elif [ "${trm_autoadd}" = "1" ] && [ "${scan_open}" = "+" ] && [ "${scan_essid}" != "unknown" ]; then
- scan_essid="${scan_essid%?}"
- scan_essid="${scan_essid:1}"
- f_addsta "${radio}" "${scan_essid}"
fi
fi
fi
f_log "err" "system libraries not found"
fi
+# force ntp restart/sync
+#
+if [ -f "/etc/init.d/sysntpd" ] && [ ! -s "${trm_ntpfile}" ]; then
+ /etc/init.d/sysntpd restart >/dev/null 2>&1
+ f_log "debug" "ntp time sync requested"
+fi
+
# control travelmate actions
#
while true; do
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