@ -22,11 +22,11 @@ trm_randomize="0"
trm_mail = "0"
trm_mailpgm = "/etc/travelmate/travelmate.mail"
trm_vpnpgm = "/etc/travelmate/travelmate.vpn"
trm_scanbuffer = "1024"
trm_minquality = "35"
trm_maxretry = "3"
trm_maxwait = "30"
trm_maxautoadd = "5"
trm_maxscan = "10"
trm_timeout = "60"
trm_opensta = "0"
trm_radio = ""
@ -51,7 +51,7 @@ trm_action="${1:-"start"}"
# load travelmate environment
#
f_env( ) {
local IFS check wpa_checks ubus_check result
local check wpa_checks ubus_check result
if [ " ${ trm_action } " = "stop" ] ; then
return
@ -130,7 +130,7 @@ f_env() {
# trim helper function
#
f_trim( ) {
local IFS trim = " ${ 1 } "
local trim = " ${ 1 } "
trim = " ${ trim # " ${ trim %%[![ : space : ]]* } " } "
trim = " ${ trim % " ${ trim ##*[![ : space : ]] } " } "
@ -140,7 +140,7 @@ f_trim() {
# status helper function
#
f_char( ) {
local IFS result input = " ${ 1 } "
local result input = " ${ 1 } "
if [ " ${ input } " = "1" ] ; then
result = "✔"
@ -153,7 +153,7 @@ f_char() {
# wifi helper function
#
f_wifi( ) {
local IFS radio tmp_radio cnt = "0"
local radio tmp_radio cnt = "0"
" ${ trm_wifi } " reconf
for radio in ${ trm_radiolist } ; do
@ -175,7 +175,7 @@ f_wifi() {
# vpn helper function
#
f_vpn( ) {
local IFS rc vpn vpn_service vpn_iface vpn_action = " ${ 1 } "
local rc vpn vpn_service vpn_iface vpn_action = " ${ 1 } "
vpn = " $( f_getval "vpn" ) "
@ -200,7 +200,7 @@ f_vpn() {
# mac helper function
#
f_mac( ) {
local IFS result ifname macaddr action = " ${ 1 } " section = " ${ 2 } "
local result ifname macaddr action = " ${ 1 } " section = " ${ 2 } "
if [ " ${ action } " = "set" ] ; then
macaddr = " $( f_getval "macaddr" ) "
@ -224,7 +224,7 @@ f_mac() {
# set connection information
#
f_ctrack( ) {
local IFS expiry action = " ${ 1 } "
local expiry action = " ${ 1 } "
if [ -n " ${ trm_uplinkcfg } " ] ; then
case " ${ action } " in
@ -282,7 +282,7 @@ f_ctrack() {
# get uplink config section
#
f_getcfg( ) {
local IFS t_radio t_essid t_bssid radio = " ${ 1 } " essid = " ${ 2 } " bssid = " ${ 3 } " cnt = "0"
local t_radio t_essid t_bssid radio = " ${ 1 } " essid = " ${ 2 } " bssid = " ${ 3 } " cnt = "0"
while uci_get "travelmate" " @uplink[ ${ cnt } ] " >/dev/null 2>& 1; do
t_radio = " $( uci_get "travelmate" " @uplink[ ${ cnt } ] " "device" ) "
@ -301,7 +301,7 @@ f_getcfg() {
# get travelmate option value in 'uplink' sections
#
f_getval( ) {
local IFS result t_option = " ${ 1 } "
local result t_option = " ${ 1 } "
if [ -n " ${ trm_uplinkcfg } " ] ; then
result = " $( uci_get "travelmate" " ${ trm_uplinkcfg } " " ${ t_option } " ) "
@ -313,7 +313,7 @@ f_getval() {
# set 'wifi-device' sections
#
f_setdev( ) {
local IFS disabled radio = " ${ 1 } "
local disabled radio = " ${ 1 } "
disabled = " $( uci_get "wireless" " ${ radio } " "disabled" ) "
if [ " ${ disabled } " = "1" ] ; then
@ -331,7 +331,7 @@ f_setdev() {
# set 'wifi-iface' sections
#
f_setif( ) {
local IFS mode radio essid bssid disabled status con_start con_end con_start_expiry con_end_expiry section = " ${ 1 } " proactive = " ${ 2 } "
local mode radio essid bssid disabled status con_start con_end con_start_expiry con_end_expiry section = " ${ 1 } " proactive = " ${ 2 } "
mode = " $( uci_get "wireless" " ${ section } " "mode" ) "
radio = " $( uci_get "wireless" " ${ section } " "device" ) "
@ -386,8 +386,7 @@ f_setif() {
# add open uplinks
#
f_addsta( ) {
local IFS uci_cfg new_uplink = "1" offset = "1" radio = " ${ 1 } " essid = " ${ 2 } "
local uci_cfg new_uplink = "1" offset = "1" radio = " ${ 1 } " essid = " ${ 2 } "
if [ " ${ trm_maxautoadd } " = "0" ] || [ " ${ trm_opensta :- 0 } " -lt " ${ trm_maxautoadd } " ] ; then
config_cb( ) {
@ -448,7 +447,7 @@ f_addsta() {
# check net status
#
f_net( ) {
local IFS err_msg raw html_raw html_cp json_raw json_ec json_rc json_cp json_ed result = "net nok"
local err_msg raw html_raw html_cp json_raw json_ec json_rc json_cp json_ed result = "net nok"
raw = " $( ${ trm_fetch } --user-agent " ${ trm_useragent } " --referer "http://www.example.com" --header "Cache-Control: no-cache, no-store, must-revalidate" --header "Pragma: no-cache" --header "Expires: 0" --write-out "%{json}" --silent --connect-timeout $(( trm_maxwait / 10 )) " ${ trm_captiveurl } " ) "
json_raw = " ${ raw #* \{ } "
@ -487,7 +486,7 @@ f_net() {
# check interface status
#
f_check( ) {
local IFS 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 = "1" 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"
@ -503,8 +502,7 @@ f_check() {
enabled = " $( f_getval "enabled" ) "
fi
if { [ " ${ mode } " != "initial" ] && [ " ${ mode } " != "dev" ] && [ " ${ status } " = "false" ] ; } ||
{ [ " ${ mode } " = "dev" ] && { [ " ${ status } " = "false" ] ||
{ [ " ${ trm_ifstatus } " != " ${ status } " ] && [ " ${ enabled } " = "0" ] ; } ; } ; } ; then
{ [ " ${ mode } " = "dev" ] && { [ " ${ status } " = "false" ] || { [ " ${ trm_ifstatus } " != " ${ status } " ] && [ " ${ enabled } " = "0" ] ; } ; } ; } ; then
f_wifi
fi
while [ " ${ wait_time } " -le " ${ trm_maxwait } " ] ; do
@ -611,21 +609,19 @@ f_check() {
# update runtime information
#
f_jsnup( ) {
local IFS vpn 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 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"
if [ " ${ status } " = "true" ] ; then
vpn = " $( f_getval "vpn" ) "
status = " connected ( ${ trm_connection :- "-" } ) "
dev_status = " $( ubus -S call network.wireless status 2>/dev/null) "
if [ -n " ${ dev_status } " ] ; then
section = " $( printf "%s" " ${ dev_status } " | jsonfilter -q -l1 -e '@.*.interfaces[@.config.mode="sta"].section' ) "
if [ -n " ${ section } " ] ; then
sta_iface = " $( uci_get "wireless" " ${ section } " "network" ) "
sta_radio = " $( uci_get "wireless" " ${ section } " "device" ) "
sta_essid = " $( uci_get "wireless" " ${ section } " "ssid" ) "
sta_bssid = " $( uci_get "wireless" " ${ section } " "bssid" ) "
sta_mac = " $( f_mac "get" " ${ section } " ) "
fi
section = " $( printf "%s" " ${ dev_status } " | jsonfilter -q -l1 -e '@.*.interfaces[@.config.mode="sta"].section' ) "
if [ -n " ${ section } " ] ; then
sta_iface = " $( uci_get "wireless" " ${ section } " "network" ) "
sta_radio = " $( uci_get "wireless" " ${ section } " "device" ) "
sta_essid = " $( uci_get "wireless" " ${ section } " "ssid" ) "
sta_bssid = " $( uci_get "wireless" " ${ section } " "bssid" ) "
sta_mac = " $( f_mac "get" " ${ section } " ) "
fi
json_get_var last_date "last_run"
json_get_var last_station "station_id"
@ -687,7 +683,7 @@ f_jsnup() {
# write to syslog
#
f_log( ) {
local IFS class = " ${ 1 } " log_msg = " ${ 2 } "
local class = " ${ 1 } " log_msg = " ${ 2 } "
if [ -n " ${ log_msg } " ] && { [ " ${ class } " != "debug" ] || [ " ${ trm_debug } " = "1" ] ; } ; then
if [ -x " ${ trm_logger } " ] ; then
@ -707,7 +703,7 @@ f_log() {
# main function for connection handling
#
f_main( ) {
local IFS cnt retrycnt spec scan_dev scan_list scan_essid scan_bssid scan_open scan_quality
local cnt retrycnt scan_dev scan_list scan_essid scan_bssid scan_open scan_quality
local station_id section sta sta_essid sta_bssid sta_radio sta_iface sta_mac config_essid config_bssid config_radio
f_check "initial" "false"
@ -728,7 +724,7 @@ f_main() {
uci_commit "wireless"
f_check "dev" "false"
fi
f_log "debug" " f_main-3 ::: radio_list: ${ trm_radiolist } , sta_list: ${ trm_stalist : 0 : trm_scanbuffer } "
f_log "debug" " f_main-3 ::: radio_list: ${ trm_radiolist :- "-" } , sta_list: ${ trm_stalist :- "-" } "
# radio loop
#
@ -750,12 +746,10 @@ f_main() {
sta_bssid = " $( uci_get "wireless" " ${ section } " "bssid" ) "
sta_iface = " $( uci_get "wireless" " ${ section } " "network" ) "
sta_mac = " $( f_mac "get" " ${ section } " ) "
if [ -z " ${ sta_radio } " ] || [ -z " ${ sta_essid } " ] || [ -z " ${ sta_iface } " ] ; then
f_log "info" " invalid wireless section ' ${ section } ' "
continue
fi
if [ " ${ radio } " = " ${ config_radio } " ] && [ " ${ sta_radio } " = " ${ config_radio } " ] &&
[ " ${ sta_essid } " = " ${ config_essid } " ] && [ " ${ sta_bssid } " = " ${ config_bssid } " ] ; then
f_ctrack "refresh"
@ -767,10 +761,10 @@ f_main() {
if [ -z " ${ scan_list } " ] ; then
scan_dev = " $( ubus -S call network.wireless status 2>/dev/null | jsonfilter -q -l1 -e " @. ${ radio } .interfaces[0].ifname " ) "
scan_list = " $( " ${ trm_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 } ;
gsub( /,/,"." ,var2) } /Quality:/{ split( $NF ,var0,"/" ) } /Encryption:/{ if ( $NF = = "none" ) { var3 = "+" } else { var3 = "-" } ; printf "%i,%s,%s,%s\n" ,( var0[ 1] *100/var0[ 2] ) ,var1,var2,var3} ' |
sort -rn | awk -v buf = " ${ trm_scanbuffer } " 'BEGIN{ORS=","}{print substr($0,1,buf)}' ) "
f_log "debug" " f_main-5 ::: radio: ${ radio } , scan_device: ${ scan_dev } , scan_buffer: ${ trm_scanbuffer } , scan_list: ${ scan_list :- "-" } "
awk ' BEGIN{ FS = "[[:space:]]" } /Address:/{ var1 = $NF } /ESSID:/{ var2 = "" ; for ( i = 12; i<= NF; i++) if ( var2 = = "" ) { var2 = $i } else { var2 = var2" " $i } }
/Quality:/{ split( $NF ,var0,"/" ) } /Encryption:/{ if ( $NF = = "none" ) { var3 = "+" } else { var3 = "-" } ;
printf "%i %s %s %s\n" ,( var0[ 1] *100/var0[ 2] ) ,var3,var1,var2} ' | sort -rn | head -qn " ${ trm_maxscan } " ) "
f_log "debug" " f_main-5 ::: radio: ${ radio } , scan_device: ${ scan_dev } , scan_max: ${ trm_maxscan } "
if [ -z " ${ scan_list } " ] ; then
f_log "info" " no scan results on ' ${ radio } ' "
continue 2
@ -779,21 +773,11 @@ f_main() {
# scan loop
#
IFS = ","
for spec in ${ scan_list } ; do
if [ -z " ${ scan_quality } " ] ; then
scan_quality = " ${ spec } "
elif [ -z " ${ scan_bssid } " ] ; then
scan_bssid = " ${ spec } "
elif [ -z " ${ scan_essid } " ] ; then
scan_essid = " ${ spec } "
elif [ -z " ${ scan_open } " ] ; then
scan_open = " ${ spec } "
fi
if [ -n " ${ scan_quality } " ] && [ -n " ${ scan_bssid } " ] && [ -n " ${ scan_essid } " ] && [ -n " ${ scan_open } " ] ; then
f_log "debug" " f_main-6 ::: radio(sta/scan): ${ sta_radio } / ${ radio } , essid(sta/scan): \" ${ sta_essid //,/. } \"/ ${ scan_essid } , bssid(sta/scan): ${ sta_bssid } / ${ scan_bssid } , open: ${ scan_open } , quality: ${ scan_quality } "
printf "%s\n" " ${ scan_list } " | while read -r scan_quality scan_open scan_bssid scan_essid; do
if [ -n " ${ scan_quality } " ] && [ -n " ${ scan_open } " ] && [ -n " ${ scan_bssid } " ] && [ -n " ${ scan_essid } " ] ; then
f_log "debug" " f_main-6 ::: 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 { { [ " ${ scan_essid } " = " \" ${ sta_essid //,/. } \" " ] && { [ -z " ${ sta_bssid } " ] || [ " ${ scan_bssid } " = " ${ sta_bssid } " ] ; } ; } ||
if { { [ " ${ scan_essid } " = " \" ${ sta_essid } \" " ] && { [ -z " ${ sta_bssid } " ] || [ " ${ scan_bssid } " = " ${ sta_bssid } " ] ; } ; } ||
{ [ " ${ scan_bssid } " = " ${ sta_bssid } " ] && [ " ${ scan_essid } " = "unknown" ] ; } ; } && [ " ${ radio } " = " ${ sta_radio } " ] ; then
f_vpn "disable"
if [ -n " ${ config_radio } " ] ; then
@ -813,7 +797,6 @@ f_main() {
uci_set "wireless" " ${ section } " "disabled" "0"
f_check "sta" "false" " ${ sta_radio } " " ${ sta_essid } " " ${ sta_bssid } "
if [ " ${ trm_ifstatus } " = "true" ] ; then
unset IFS scan_list
rm -f " ${ trm_mailfile } "
uci_commit "wireless"
f_ctrack "start"
@ -847,7 +830,7 @@ f_main() {
fi
fi
done
unset IFS scan_quality scan_bssid scan_essid scan_open
unset scan_quality scan_bssid scan_essid scan_open
done
unset scan_list
done
Dirk Brenken
3 years ago
GitHub