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163 lines
4.1 KiB
Bash
163 lines
4.1 KiB
Bash
4 years ago
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#!/bin/sh
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. /usr/share/libubox/jshn.sh
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FILE=/tmp/clientlist.json
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CLEANUP_TIME=$((7*24*60*60)) # one week
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UPTIME=$(cut -d. -f1 < /proc/uptime)
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CMD="$1"
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MAC="$2"
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RADIO="$3"
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SSID="$4"
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PROPAGATE_CHANGES=""
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add_object () {
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json_add_object
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json_add_string mac "$MAC"
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json_add_string radio "$RADIO"
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json_add_string ssid "$SSID"
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json_add_int connected 1
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json_add_int time_stamp "$UPTIME"
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json_close_object
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}
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remove_object () {
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unset ${JSON_CUR}_${1}
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}
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connect_client () {
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local CONNECTED="$(cat ${FILE} | jsonfilter -e "@.clients[@.mac=\"${MAC}\"].connected")"
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if [ -z "${CONNECTED}" ] || [ "${CONNECTED}" = "0" ]; then
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PROPAGATE_CHANGES="1"
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json_init
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if [ ! -f "$FILE" ]; then
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json_add_array "clients"
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add_object
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json_close_array
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else
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local Idx="$(cat ${FILE} | jsonfilter -e '@.clients[@].mac' | grep ${MAC} -n | cut -d':' -f1)"
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json_load "$(cat $FILE)"
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json_select "clients"
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if [ -z "${Idx}" ]; then
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add_object
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else
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json_select $Idx
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json_add_string radio "$RADIO"
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json_add_string ssid "$SSID"
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json_add_int connected 1
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json_add_int time_stamp "$UPTIME"
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fi
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fi
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json_dump > $FILE
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fi
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}
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disconnect_client () {
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local CONNECTED="$(cat ${FILE} | jsonfilter -e "@.clients[@.mac=\"${MAC}\"].connected")"
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if [ "${CONNECTED}" = "1" ]; then
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PROPAGATE_CHANGES="1"
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local Idx="$(cat ${FILE} | jsonfilter -e '@.clients[@].mac' | grep ${MAC} -n | cut -d':' -f1)"
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if [ ! -z "${Idx}" ]; then
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json_init
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json_load "$(cat $FILE)"
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json_select "clients"
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json_select $Idx
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local time_stamp persist
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json_get_var time_stamp time_stamp
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json_get_var persist persist
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if [ $(($UPTIME-$time_stamp)) -le 5 ] && [ "$persist" != "1" ]; then
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json_add_int connected -1
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else
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json_add_int persist 1
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json_add_int connected 0
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fi
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json_dump > $FILE
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fi
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fi
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}
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read_list () {
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local SSID="$1"
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json_init
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if [ -e "$FILE" ]; then
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json_load "$(cat $FILE)"
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fi
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json_dump
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}
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cleanup_list () {
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if [ ! -e "$FILE" ]; then
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echo "No client list found"
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return
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fi
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json_init
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json_load "$(cat $FILE)"
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json_select clients
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local Idx=1
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while json_get_type type $Idx && [ "$type" = object ]; do
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json_select $Idx
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local ts
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json_get_var ts time_stamp
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json_select ..
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if [ $(($UPTIME-$ts)) -gt $CLEANUP_TIME ]; then
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remove_object $Idx
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fi
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Idx=$((Idx+1))
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done
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json_dump > $FILE
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}
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show_list () {
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if [ ! -e "$FILE" ]; then
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echo "No client list found"
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return
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fi
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json_init
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json_load "$(cat $FILE)"
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json_select clients
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echo " MAC Address Date/time Online Radio SSID"
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local Idx=1
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while json_get_type type $Idx && [ "$type" = object ]; do
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local mac radio ssid connected ts
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json_select $Idx
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json_get_var mac mac
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json_get_var radio radio
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json_get_var ssid ssid
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json_get_var connected connected
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json_get_var ts time_stamp
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echo "$Idx: $mac $(date +%F_%X -d @$(($(date +%s)-$ts))) $connected $radio $ssid"
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json_select ..
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Idx=$((Idx+1))
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done
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}
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case "$CMD" in
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assoc)
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connect_client
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[ -z "${PROPAGATE_CHANGES}" ] || /usr/bin/station_quota.sh --event "${CMD}" --mac "${MAC}"
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;;
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cleanup)
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cleanup_list
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;;
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disassoc)
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disconnect_client
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[ -z "${PROPAGATE_CHANGES}" ] || /usr/bin/station_quota.sh --event "${CMD}" --mac "${MAC}"
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;;
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read)
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read_list $2
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;;
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show)
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show_list
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;;
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*)
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echo "$0 <command> <MAC> <radio> <ssid>"
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echo
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echo "commands:"
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echo " assoc <MAC> <radio> <ssid>"
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echo " cleanup"
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echo " disassoc <MAC>"
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echo " read"
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echo " show"
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;;
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esac
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