#!/bin/bash # authors : Petr Simandl www.simandl.cz # : Fyzik, Covex, Tydyt # release date : 13/06/2005 # name : wifimon # description : hostap powered wifi card monitoring # license : GPL wl_version="0.5.4" PATH=$PATH:$HOME/bin:/bin:/sbin:/usr/bin:/usr/sbin:usr/local/bin:/usr/local/sbin wl_iwccmd=`which iwconfig` wl_ifccmd=`which ifconfig` wl_hnmcmd=`which hostname` wl_awkcmd=`which awk` wl_tptcmde="" wl_clrcmde="" wl_hostap="/proc/net/hostap/" wl_wireless="/proc/net/wireless" wl_arp="/proc/net/arp" wl_dhcpcnf="/etc/dhcpd.conf" wl_dhcplss="/var/lib/dhcp/dhcpd.leases" # wl_dhcpcnf="/etc/dhcp3/dhcpd.conf" # wl_dhcplss="/var/lib/dhcp3/dhcpd.leases" #testing all settings if [ "$wl_iwccmd x" = " x" ] then echo "iwconfig not found" exit 1 fi if [ "$wl_ifccmd x" = " x" ] then echo "ifconfig not found" exit 1 fi if [ "$wl_hnmcmd x" = " x" ] then echo "hostname not found" exit 1 fi if [ "$wl_awkcmd x" = " x" ] then echo "awk not found" exit 1 fi if [ -d $wl_hostap ] then wl_nop=1 else echo "hostap not found" exit 1 fi if [ -e $wl_wireless ] then wl_nop=1 else echo "$wl_wireless not found" exit 1 fi if [ -e $wl_arp ] then wl_nop=1 else echo "$wl_arp not found" exit 1 fi if [ -e $wl_dhcpcnf ] then wl_nop=1 else echo "$wl_dhcpcnf not found" wl_dhcpcnf="/dev/null" fi if [ -e $wl_dhcplss ] then wl_nop=1 else echo "$wl_dhcplss not found" wl_dhcplss="/dev/null" fi wl_header_refresh="Wifimon @ `$wl_hnmcmd`
"
wl_header="Wifimon @ `$wl_hnmcmd`
"
wl_footer="
" wlm_no_managed_or_master=" neni ani Master ani Managed..." wlm_number_of_clients="Pocet asociovanych klientu : " wlm_unknown="Nezname parametry nebo neplatne jmeno rozhrani : " #wlm_no_managed_or_master=" is not Master or Managed..." #wlm_number_of_clients="Number of associated clients : " wlch_signal="=" wlch_noise="*" ###################################################################### w_col() { wlc_red=`tput setaf 1` # ruda (Red) wlc_green=`tput setaf 2` # zelena (Lime) wlc_brown=`tput setaf 3` # zluta (Yellow) wlc_blue=`tput setaf 4` # modra (Blue) wlc_magenta=`tput setaf 5` # fialova (Fuchsia) wlc_lblue=`tput setaf 6` # svetle modra (Aqua) wlc_grey=`tput setaf 7` # bila (White) wlc_std=`tput sgr0` wlc_pkts=$wlc_red # Rx,Tx info color wlc_ip=$wlc_lblue # ip address color wlc_mac=$wlc_magenta # mac address color wlc_name=$wlc_magenta # host name color wlc_sig=$wlc_red # signal number color wlc_bar=$wlc_green # signal bar color wlc_noise=$wlc_red # Signal noise color } ###################################################################### w_colh() { wlh_pkts="Olive" # signal number color html wlh_ip="Blue" # ip address color html wlh_mac="Fuchsia" # mac address color html wlh_name="Fuchsia" # Host name color html wlh_sig="Red" # signal number color html wlh_bar="Lime" # signal bar color html wlh_noise="Red" # Signal noise color html wlc_pkts="" wlc_ip="" wlc_mac="" wlc_name="" wlc_sig="" wlc_bar="" wlc_noise="" wlc_std="" } ###################################################################### w_bw() { wlc_pkts="" wlc_ip="" wlc_mac="" wlc_sig="" wlc_bar="" wlc_noise="" wlc_std="" } ###################################################################### w_bar() { wl_neg=`expr $wl_cnt \< 0 ` if [ "$wl_neg" -eq 1 ] then echo -n "${wlc_noise}" wl_cnt=$(($wl_cnt * -1 )) wl_bar=$wlch_noise else echo -n "${wlc_bar}" wl_bar=$wlch_signal fi until [ "$wl_cnt" -eq -1 ] do echo -n "$wl_bar" wl_cnt=$(($wl_cnt - 1 )) done printf " \n" echo -n "${wlc_std}" # tput sgr0 } # w_bar ###################################################################### w_pkts() { wl_macpkts=`cat $wl_hostap$wl_iface/$wl_mac | grep -E 'rx\[|tx\[' | sed 's/=/ /g'` wl_nt1=`echo $wl_macpkts | $wl_awkcmd '{print $2}'` wl_nt2=`echo $wl_macpkts | $wl_awkcmd '{print $4}'` wl_nt5=`echo $wl_macpkts | $wl_awkcmd '{print $6}'` wl_nt11=`echo $wl_macpkts | $wl_awkcmd '{print $8}'` wl_nr1=`echo $wl_macpkts | $wl_awkcmd '{print $10}'` wl_nr2=`echo $wl_macpkts | $wl_awkcmd '{print $12}'` wl_nr5=`echo $wl_macpkts | $wl_awkcmd '{print $14}'` wl_nr11=`echo $wl_macpkts | $wl_awkcmd '{print $16}'` if [ $wcm_ppkts -eq 1 ] then wl_pksize=$((98)) wl_nt=$(($wl_nt1 + $wl_nt2 + wl_nt5 + wl_nt11)) if [ "$wl_nt1" -eq 0 ] then wl_nt1n="00" else wl_nt1n=$(($wl_pksize * $wl_nt1 / $wl_nt + 1)) [ "$wl_nt1n" -lt 10 ] && wl_nt1n="0"$wl_nt1n fi if [ "$wl_nt2" -eq 0 ] then wl_nt2n="00" else wl_nt2n=$(($wl_pksize * $wl_nt2 / $wl_nt + 1)) [ "$wl_nt2n" -lt 10 ] && wl_nt2n="0"$wl_nt2n fi if [ "$wl_nt5" -eq 0 ] then wl_nt5n="00" else wl_nt5n=$(($wl_pksize * $wl_nt5 / $wl_nt + 1)) [ "$wl_nt5n" -lt 10 ] && wl_nt5n="0"$wl_nt5n fi if [ "$wl_nt11" -eq 0 ] then wl_nt11n="00" else wl_nt11n=$(($wl_pksize * $wl_nt11 / $wl_nt + 1)) [ "$wl_nt11n" -lt 10 ] && wl_nt11n="0"$wl_nt11n fi wl_nr=$((1 + $wl_nr1 + $wl_nr2 + wl_nr5 + wl_nr11)) if [ "$wl_nr1" -eq 0 ] then wl_nr1n="00" else wl_nr1n=$(($wl_pksize * $wl_nr1 / $wl_nr + 1)) [ "$wl_nr1n" -lt 10 ] && wl_nr1n="0"$wl_nr1n fi if [ "$wl_nr2" -eq 0 ] then wl_nr2n="00" else wl_nr2n=$(($wl_pksize * $wl_nr2 / $wl_nr + 1)) [ "$wl_nr2n" -lt 10 ] && wl_nr2n="0"$wl_nr2n fi if [ "$wl_nr5" -eq 0 ] then wl_nr5n="00" else wl_nr5n=$(($wl_pksize * $wl_nr5 / $wl_nr + 1)) [ "$wl_nr5n" -lt 10 ] && wl_nr5n="0"$wl_nr5n fi if [ "$wl_nr11" -eq 0 ] then wl_nr11n="00" else wl_nr11n=$(($wl_pksize * $wl_nr11 / $wl_nr + 1)) [ "$wl_nr11n" -lt 10 ] && wl_nr11n="0"$wl_nr11n fi echo -n "Tx"${wlc_pkts} $wl_nt1n $wl_nt2n $wl_nt5n $wl_nt11n ${wlc_std}"" echo -n "Rx"${wlc_pkts} $wl_nr1n $wl_nr2n $wl_nr5n $wl_nr11n ${wlc_std}"" fi [ $wcm_pkts -eq 1 ] && echo -n "Tx" $wl_nt1 $wl_nt2 $wl_nt5 $wl_nt11 "Rx" $wl_nr1 $wl_nr2 $wl_nr5 $wl_nr11 "" } # w_pkts ###################################################################### w_managed() { echo $wl_iwctxt | $wl_awkcmd '{print $1,$3,$4,$5" "}' echo -n `$wl_ifccmd $wl_iface | grep -E "inet addr|inet adr" | $wl_awkcmd '{print $2}' | sed s/ad*r://g`" " # IP adresa mastera z ifconfig if [ $wcm_macoff -eq 0 ] then wl_mac=`echo -n $wl_iwctxt | $wl_awkcmd '{print $8}'` echo -n "${wlc_mac}$wl_mac${wlc_std} " fi echo $wl_iwctxt | $wl_awkcmd '{print $6,$10" "}' wl_wtxt=`cat $wl_wireless | grep $wl_iface | $wl_awkcmd '{print $3,$4,$5}' | sed 's/\.//g'` wl_quality=`echo $wl_wtxt | $wl_awkcmd '{print $1}'` wl_signal=`echo $wl_wtxt | $wl_awkcmd '{print $2}'` wl_signal=$(($wl_signal - 256)) wl_noise=`echo $wl_wtxt | $wl_awkcmd '{print $3}'` wl_noise=$(($wl_noise - 256)) echo "Quality:${wlc_sig}$wl_quality${wlc_std}/92 Signal level:$wl_signal Noise level:$wl_noise " wl_cnt=$wl_quality w_bar echo } # w_managed ###################################################################### w_master() { if [ $wcm_oneline -eq 0 ] then echo $wl_iwctxt | $wl_awkcmd '{print $1,$3,$4,$5" "}' if [ $wcm_macoff -eq 1 ] then echo $wl_iwctxt | $wl_awkcmd '{print $6,$11" "}' else echo $wl_iwctxt | $wl_awkcmd '{print $6,$9,$11" "}' fi else echo $wl_iwctxt | $wl_awkcmd '{print $1,$4,$5,$6,$11" "}' | sed 's/ [^": ]*:/ /g' fi wl_numcl=`ls $wl_hostap$wl_iface | grep -c 00` echo $wlm_number_of_clients $wl_numcl wl_numcllast=$(($wl_numcllast + $wl_numcl)) for wl_mac in `ls $wl_hostap$wl_iface | grep 00 ` do wl_macparam=`cat $wl_hostap$wl_iface/$wl_mac | grep -E 'last_rx|last_tx' | sed 's/last_//g'` wl_signal=`echo $wl_macparam | $wl_awkcmd '{print $6}' | sed 's/signal=//g'` wl_silence=`echo $wl_macparam | $wl_awkcmd '{print $4}' | sed 's/silence=//g'` wl_cnt=$(($wl_signal - $wl_silence)) wl_ipc=`cat $wl_arp | grep -i $wl_mac | $wl_awkcmd '{print $1}'` # IP adresa peeru z arp tabulky wl_name=`cat $wl_dhcpcnf | grep -i $wl_mac | $wl_awkcmd '{print $2}'` if [ "$wl_name" = "ethernet" ] || [ "$wl_name" = "" ] then wl_name=`cat $wl_dhcpcnf | grep -i $wl_mac -B 1 | $wl_awkcmd '{print$2,$3}' | grep -i $wl_mac -v | $wl_awkcmd '{print$1}'` if [ "$wl_name" = "" ] then wl_name=`cat $wl_dhcplss | grep -i $wl_mac -A 2 | grep -i client-hostname | $wl_awkcmd '{print$2}'` wl_name=`echo $wl_name | $wl_awkcmd '{print$1}' ` fi fi if [ $wcm_ppkts -eq 1 ] || [ $wcm_pkts -eq 1 ] then w_pkts fi if [ $wcm_oneline -eq 0 ] then echo -n "${wlc_name}$wl_name${wlc_std} " echo -n "${wlc_ip}$wl_ipc${wlc_std} " if [ $wcm_macoff -eq 0 ] then echo -n "${wlc_mac}$wl_mac${wlc_std} " fi if [ $wcm_threeline -eq 1 ] then echo "" echo -n " " fi echo -n "Signal ${wlc_sig}$wl_cnt${wlc_std} " if [ $wcm_rxtx -eq 0 ] then echo "" else echo $wl_macparam | $wl_awkcmd '{print $1,$2" "}' fi w_bar else if [ $wcm_macoff -eq 0 ] then echo -n "${wlc_mac}$wl_mac${wlc_std} " fi echo -n "${wlc_sig}$wl_cnt${wlc_std} " echo -n "$wl_name " w_bar fi done echo } # w_master ###################################################################### w_iface() { wl_iwctxt=`$wl_iwccmd $wl_iface 2>/dev/null | grep -v 'Device|Some|Extension' | sed 's/ Nick/_Nick/' | sed 's/Access Point/Access_Point/'` wl_mode=`echo $wl_iwctxt | $wl_awkcmd '{print $5}' | sed 's/Mode://g'` if [ "a$wl_mode" = "aManaged" ] then w_managed elif [ "a$wl_mode" = "aAd-Hoc" ] then w_managed elif [ "a$wl_mode" = "aMaster" ] then w_master else echo $wl_iface $wlm_no_managed_or_master echo fi } ###################################################################### w_version() { echo wifimon $wl_version exit 0 } ###################################################################### w_help() { echo Pouziti: wifimon [param] echo param: echo -v vypise verzi echo -html generovani html stranky echo -col barevny vypis na obrazovku echo -once vypsani jen jednoho vypisu a pak program skonci echo -oneline vypsani klientu na jednu linku echo -threeline vypsani klienta na trech radcich echo -rxtxoff vypnuti zobrazeni objemu prenesenych dat klienta echo -macoff vypnuti zobrazeni MAC adres echo -ppkts vypsani procentniho pomeru 1M, 2M, 5.5M a 11M paketu pro jednotlive klienty echo -pkts vypsani poctu 1M, 2M, 5.5M a 11M paketu pro jednotlive klienty echo -wlan0 -wlan1 -wlan2 vypise jen uvedene karty a to v danem poctu a poradi echo bez parametru cyklicky vypis na obrazovku exit 0 } ###################################################################### ###################################################################### wl_unknown="" wl_cnt=1 wcm_clear=1 wcm_once=0 wcm_col=0 wcm_oneline=0 wcm_threeline=0 wcm_html=0 wcm_rxtx=1 wcm_ppkts=0 wcm_pkts=0 wcm_ifc="" wcm_macoff=0 # parsing input parameters while [ "a$1" != "a" ] do case $1 in -v) w_version ;; -help) w_help ;; -once) wcm_once=1 shift ;; -oneline) wcm_oneline=1 shift ;; -threeline) wcm_threeline=1 shift ;; -col) wcm_col=1 shift ;; -html) wcm_html=1 shift ;; -rxtxoff) wcm_rxtx=0 shift ;; -ppkts) wcm_ppkts=1 shift ;; -pkts) wcm_pkts=1 shift ;; -macoff) wcm_macoff=1 shift ;; *) wl_flg=0 for wl_iface in `ls $wl_hostap` do if [ "a-$wl_iface" = "a$1" ] then wcm_ifc="$wcm_ifc $wl_iface" wl_flg=1 fi done if [ $wl_flg -eq 0 ] then wl_unknown="$wl_unknown$1 " fi shift esac done # printing the list of bad parameters (if there are some) if [ "a$wl_unknown" != "a" ] then echo "$wlm_unknown $wl_unknown" w_help fi # if no interface is selected then all available are choosen if [ "a$wcm_ifc" = "a" ] then wcm_ifc=`ls $wl_hostap` fi # setting for old and last same value to avoid double clear after start wl_numcllast=0 wl_numclold=0 for wl_iface in $wcm_ifc do wl_numcl=`ls $wl_hostap$wl_iface | grep -c 00` wl_numcllast=$(($wl_numcllast + $wl_numcl)) done wl_numclold=$wl_numcllast if [ $wcm_col -eq 0 ] then w_bw else if [ $wcm_html -eq 1 ] then w_colh else w_col fi fi if [ $wcm_html -eq 1 ] then [ $wcm_once -eq 1 ] && echo $wl_header || echo $wl_header_refresh for wl_iface in $wcm_ifc do w_iface done echo $wl_footer exit 0 fi #this is main loop and it will be executed forever while [ 1 ] do # when the number of associated klients has changed we will set for clear screen if [ $wl_numcllast -ne $wl_numclold ] then wl_numclold=$wl_numcllast wcm_clear=1 fi #if it is set for clear screen we will do it except we produce single report if [ $wcm_clear -eq 1 -a $wcm_once -eq 0 ] then echo -n $wl_clrcmde wcm_clear=0 fi wl_numcllast=0 #for cyclic report we are trying to set cursor to the top left screen corner if [ $wcm_once -eq 0 ] then echo -n $wl_tptcmde fi #make report for all desired interfaces for wl_iface in $wcm_ifc do w_iface done #when a single report is needed than we are exiting if [ $wcm_once -eq 1 ] then exit 0 fi sleep 1 done exit 0