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173 lines
4.0 KiB
173 lines
4.0 KiB
#!/bin/sh /etc/rc.common
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#
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START=90
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EXTRA_COMMANDS="toggle stats cfgup envchk query"
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EXTRA_HELP=" toggle Toggle adblock 'on' or 'off'
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stats Update adblock statistics
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cfgup Update adblock configuration file
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envchk Check/Set adblock environment
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query <DOMAIN> Query active blocklists for specific domain"
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adb_debug=0
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adb_pid="${$}"
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adb_script="/usr/bin/adblock-update.sh"
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adb_helper="/usr/bin/adblock-helper.sh"
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adb_pidfile="/var/run/adblock.pid"
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bg_parm="&"
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if [ $((adb_debug)) -eq 0 ]
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then
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exec 2>/dev/null
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fi
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if [ -r "${adb_pidfile}" ]
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then
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logger -s -t "adblock[${adb_pid}] error" "adblock service already running ($(cat ${adb_pidfile}))" 2>&1
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exit 255
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fi
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. "${adb_helper}"
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f_envload
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if [ "${adb_restricted}" = "1" ]
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then
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adb_uci="$(which true)"
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fi
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boot()
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{
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return 0
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}
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start()
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{
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if [ -t 1 ]
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then
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unset bg_parm
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fi
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eval "${adb_script}" ${bg_parm}
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return 0
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}
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restart()
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{
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stop
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start
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}
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reload()
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{
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reload="true"
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stop
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start
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}
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stop()
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{
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f_rmdns
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f_rmuhttpd
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config_foreach f_rmconfig source
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if [ -z "${reload}" ]
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then
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f_rmfirewall
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fi
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if [ -n "${rm_dns}" ] || [ -n "${rm_uhttpd}" ] || [ -n "${rm_fw}" ] || [ -n "$(${adb_uci} -q changes adblock)" ]
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then
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"${adb_uci}" -q commit adblock
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f_log "all adblock related services stopped"
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fi
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return 0
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}
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toggle()
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{
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if [ -d "${adb_dnshidedir}" ]
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then
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list_dns="$(find "${adb_dnsdir}" -maxdepth 1 -type f -name "${adb_dnsprefix}*" -print)"
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list_dnshide="$(find "${adb_dnshidedir}" -maxdepth 1 -type f -name "${adb_dnsprefix}*" -print)"
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if [ -n "${list_dns}" ]
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then
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source="${adb_dnsdir}/${adb_dnsprefix}"
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target="${adb_dnshidedir}"
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pos="off"
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elif [ -n "${list_dnshide}" ]
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then
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source="${adb_dnshidedir}/${adb_dnsprefix}"
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target="${adb_dnsdir}"
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pos="on"
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fi
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if [ -n "${list_dns}" ] || [ -n "${list_dnshide}" ]
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then
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mv -f "${source}"* "${target}"
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/etc/init.d/dnsmasq restart
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"${adb_uci}" -q set "adblock.global.adb_dnstoggle=${pos}"
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"${adb_uci}" -q commit "adblock"
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f_log "adblock toggle switched '${pos}'"
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fi
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fi
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return 0
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}
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stats()
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{
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f_statistics
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"${adb_uci}" -q commit "adblock"
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return 0
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}
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cfgup()
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{
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stop
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cp -pf "/etc/adblock/adblock.conf.default" "/etc/config/adblock"
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rc=$?
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if [ $((rc)) -eq 0 ]
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then
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f_log "default adblock configuration applied, please check the settings in '/etc/config/adblock'"
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else
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f_log "default adblock configuration not found, please re-install the package via 'opkg install adblock --force-maintainer'"
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fi
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return 0
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}
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query()
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{
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domain="${1}"
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tld="${domain#*.}"
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list_dns="$(find "${adb_dnsdir}" -maxdepth 1 -type f -name "${adb_dnsprefix}*" -print)"
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if [ -z "${list_dns}" ]
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then
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f_log "no active blocklists found, please start adblock first"
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elif [ -z "${domain}" ] || [ "${domain}" = "${tld}" ]
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then
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f_log "invalid domain query input, please submit a specific (sub-)domain, i.e. 'www.abc.xyz'"
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else
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while [ "${domain}" != "${tld}" ]
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do
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search="${domain//./\.}"
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result="$(grep -Hm 1 "[/\.]${search}/" "${adb_dnsdir}/adb_list"* | awk -F ':|/' '{print " "$4"\t: "$6}')"
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count="$(grep -hc "[/\.]${search}/" "${adb_dnsdir}/adb_list"* | awk '{sum += $1} END {printf sum}')"
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printf "%s\n" "=> distinct results for domain '${domain}' (overall ${count})"
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if [ -z "${result}" ]
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then
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printf "%s\n" " no matches in active blocklists"
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else
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printf "%s\n" "${result}"
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fi
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domain="${tld}"
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tld="${domain#*.}"
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done
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fi
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return 0
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}
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envchk()
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{
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adb_loglevel=0
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f_envcheck
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rm -f "${adb_tmpfile}"
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rm -rf "${adb_tmpdir}"
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adb_loglevel=1
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f_log "adblock environment check finished successfully"
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return 0
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}
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