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252 lines
6.5 KiB
252 lines
6.5 KiB
#!/bin/sh /etc/rc.common
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# Copyright (c) 2015-2020 Dirk Brenken (dev@brenken.org)
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# This is free software, licensed under the GNU General Public License v3.
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START=30
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USE_PROCD=1
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EXTRA_COMMANDS="suspend resume query report list timer status_service"
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EXTRA_HELP=" suspend Suspend adblock processing
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resume Resume adblock processing
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query <domain> Query active blocklists and backups for a specific domain
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report [<search>] Print DNS statistics with an optional search parameter
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list [[<add>|<remove>] [source(s)]] List available adblock sources or add/remove them from config
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timer <action> <hour> [<minute>] [<weekday>] Set a cron based update interval"
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adb_init="/etc/init.d/adblock"
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adb_script="/usr/bin/adblock.sh"
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adb_pidfile="/var/run/adblock.pid"
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if [ -s "${adb_pidfile}" ] && { [ "${action}" = "start" ] || [ "${action}" = "stop" ] || \
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[ "${action}" = "restart" ] || [ "${action}" = "reload" ] || [ "${action}" = "report" ] || \
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[ "${action}" = "suspend" ] || [ "${action}" = "resume" ] || [ "${action}" = "query" ] || \
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{ [ "${action}" = "list" ] && [ -n "${1}" ]; }; }
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then
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exit 0
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fi
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boot()
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{
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[ -s "${adb_pidfile}" ] && > "${adb_pidfile}"
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rc_procd start_service
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}
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start_service()
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{
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if [ "$("${adb_init}" enabled; printf "%u" ${?})" -eq 0 ]
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then
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if [ "${action}" = "boot" ]
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then
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if [ -n "$(uci_get adblock global adb_trigger)" ]
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then
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return 0
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fi
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fi
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procd_open_instance "adblock"
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procd_set_param command "${adb_script}" "${@}"
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procd_set_param pidfile "${adb_pidfile}"
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procd_set_param nice "$(uci_get adblock global adb_nice "0")"
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procd_set_param stdout 1
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procd_set_param stderr 1
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procd_close_instance
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fi
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}
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reload_service()
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{
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rc_procd start_service reload
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}
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stop_service()
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{
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rc_procd "${adb_script}" stop
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}
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restart()
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{
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rc_procd start_service restart
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}
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suspend()
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{
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rc_procd start_service suspend
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}
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resume()
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{
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rc_procd start_service resume
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}
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query()
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{
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rc_procd "${adb_script}" query "${1}"
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}
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report()
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{
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rc_procd "${adb_script}" report "${1:-"+"}" "${2:-"50"}" "${3:-"true"}" "${4:-"cli"}"
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}
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list()
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{
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local src_archive src_file src_enabled enabled name action="${1}"
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if [ "${action}" = "add" ] || [ "${action}" = "remove" ]
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then
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shift
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for name in "${@}"
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do
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if [ "${action}" = "add" ]
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then
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if [ -z "$(uci_get adblock global adb_sources | grep -Fo "${name}")" ]
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then
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uci_add_list adblock global adb_sources "${name}"
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printf "%s\\n" "::: adblock source '${name}' added to config"
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fi
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else
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if [ -n "$(uci_get adblock global adb_sources | grep -Fo "${name}")" ]
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then
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uci_remove_list adblock global adb_sources "${name}"
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printf "%s\\n" "::: adblock source '${name}' removed from config"
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fi
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fi
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done
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if [ -n "$(uci -q changes adblock)" ]
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then
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uci_commit adblock
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fi
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else
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src_archive="$(uci_get adblock global adb_srcarc "/etc/adblock/adblock.sources.gz")"
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src_file="$(uci_get adblock global adb_srcfile "/tmp/adb_sources.json")"
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src_enabled="$(uci -q show adblock.global.adb_sources)"
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if [ ! -r "${src_file}" ]
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then
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if [ -r "${src_archive}" ]
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then
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zcat "${src_archive}" > "${src_file}"
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else
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printf "%s\\n" "::: adblock source archive '${src_archive}' not found"
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fi
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fi
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if [ -r "${src_file}" ]
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then
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src_enabled="${src_enabled#*=}"
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src_enabled="${src_enabled//\'}"
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printf "%s\\n" "::: Available adblock sources"
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printf "%s\\n" ":::"
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printf "%-25s%-10s%-7s%-20s%s\\n" " Name" "Enabled" "Size" "Focus" "Info URL"
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printf "%s\\n" " ------------------------------------------------------------------"
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json_load_file "${src_file}"
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json_get_keys keylist
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for key in ${keylist}
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do
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json_select "${key}"
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json_get_var size "size"
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json_get_var focus "focus"
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json_get_var descurl "descurl"
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json_get_var url "url"
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json_get_var rule "rule"
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if [ -n "${url}" ] && [ -n "${rule}" ]
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then
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if [ -n "$(printf "%s" "${src_enabled}" | grep -Fo "${key}")" ]
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then
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enabled="x"
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else
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enabled=" "
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fi
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src_enabled="${src_enabled/${key}}"
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printf " + %-21s%-10s%-7s%-20s%s\\n" "${key}" "${enabled}" "${size}" "${focus}" "${descurl}"
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else
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src_enabled="${src_enabled} ${key}"
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fi
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json_select ..
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done
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if [ -n "${src_enabled// }" ]
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then
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printf "%s\\n" " ----------------------------------------------"
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printf "%s\\n" " Sources without valid configuration"
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printf "%s\\n" " ----------------------------------------------"
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for key in ${src_enabled}
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do
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printf " - %s\\n" "${key}"
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done
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fi
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else
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printf "%s\\n" "::: adblock source file '${src_file}' not found"
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fi
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fi
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}
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status_service()
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{
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local key keylist value rtfile
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rtfile="$(uci_get adblock global adb_rtfile "/tmp/adb_runtime.json")"
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if [ -s "${rtfile}" ]
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then
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printf "%s\\n" "::: adblock runtime information"
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json_load_file "${rtfile}"
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json_select data
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json_get_keys keylist
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for key in ${keylist}
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do
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json_get_var value "${key}"
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if [ "${key}" = "active_sources" ]
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then
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printf " + %-15s : " "${key}"
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json_select "${key}"
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index=1
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while json_get_type status "${index}" && [ "${status}" = "object" ]
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do
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json_get_values source "${index}"
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printf "%s " "${source}"
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index=$((index+1))
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done
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printf "\\n"
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json_select ".."
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else
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printf " + %-15s : %s\\n" "${key}" "${value}"
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fi
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done
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else
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printf "%s\\n" "::: no adblock runtime information available"
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fi
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}
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timer()
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{
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local action="${1}" hour="${2}" minute="${3:-0}" weekday="${4:-"*"}"
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hour="${hour//[[:alpha:]]/}"
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minute="${minute//[[:alpha:]]/}"
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if [ -n "${action}" ] && [ -n "${hour}" ] && [ -n "${minute}" ] && [ -n "${weekday}" ] && \
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[ "${hour}" -ge 0 ] && [ "${hour}" -le 23 ] && \
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[ "${minute}" -ge 0 ] && [ "${minute}" -le 59 ]
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then
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if [ -r "/etc/crontabs/root" ]
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then
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search="${adb_init//\//\\/}"
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search="${search//./\\.}"
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sed -i "/${search}/d" "/etc/crontabs/root"
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fi
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printf "%02d %02d %s\\n" "${minute}" "${hour}" "* * ${weekday} ${adb_init} ${action}" >> "/etc/crontabs/root"
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/etc/init.d/cron restart
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else
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printf "%s\\n" "::: the refresh timer could not been updated"
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fi
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}
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service_triggers()
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{
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local trigger delay type
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PROCD_RELOAD_DELAY=$((delay*1000))
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trigger="$(uci_get adblock global adb_trigger)"
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delay="$(uci_get adblock global adb_triggerdelay "2")"
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type="$(uci_get adblock global adb_starttype "start")"
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if [ -n "${trigger}" ]
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then
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procd_add_interface_trigger "interface.*.up" "${trigger}" "${adb_init}" "${type}"
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fi
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procd_add_reload_trigger "adblock"
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}
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