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280 lines
10 KiB
280 lines
10 KiB
#!/bin/sh /etc/rc.common
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# Copyright (c) 2015-2022 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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# disable (s)hellcheck in release
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# shellcheck disable=all
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START=30
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USE_PROCD=1
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if [ -n "$(type -t extra_command)" ]; then
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extra_command "suspend" "Suspend adblock processing"
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extra_command "resume" "Resume adblock processing"
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extra_command "query" "<domain> Query active blocklists and backups for a specific domain"
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extra_command "report" "[[<cli>|<mail>|<gen>|<json>] [<count>] [<search>]] Print DNS statistics with an optional search parameter"
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extra_command "list" "[<add>|<add_sha>|<add_utc>|<add_eng>|<add_stb>|<remove>|<remove_sha>|<remove_utc>|<remove_eng>|<remove_stb>] <source(s)> List/Edit available sources"
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extra_command "timer" "[<add> <tasks> <hour> [<minute>] [<weekday>]]|[<remove> <line no.>] List/Edit cron update intervals"
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else
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EXTRA_COMMANDS="status suspend resume query report list timer version"
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EXTRA_HELP=" status Service status
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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 [[<cli>|<mail>|<gen>|<json>] [<count>] [<search>]] Print DNS statistics with an optional search parameter
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list [<add>|<add_sha>|<add_utc>|<add_eng>|<add_stb>|<remove>|<remove_sha>|<remove_utc>|<remove_eng>|<remove_stb>] <source(s)> List/Edit available sources
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timer [<add> <tasks> <hour> [<minute>] [<weekday>]]|[<remove> <line no.>] List/Edit cron update intervals"
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fi
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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}" ]; }; }; then
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exit 0
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fi
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boot() {
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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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if "${adb_init}" enabled; then
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if [ "${action}" = "boot" ]; then
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[ -n "$(uci_get adblock global adb_trigger)" ] && return 0
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fi
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procd_open_instance "adblock"
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procd_set_param command "${adb_script}" "${@}"
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procd_set_param pidfile "${adb_pidfile}"
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procd_set_param nice "$(uci_get adblock global adb_nice "0")"
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procd_set_param stdout 1
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procd_set_param stderr 1
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procd_close_instance
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fi
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}
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reload_service() {
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rc_procd start_service reload
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}
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stop_service() {
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rc_procd "${adb_script}" stop
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}
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restart() {
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rc_procd start_service restart
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}
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suspend() {
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rc_procd start_service suspend
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}
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resume() {
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rc_procd start_service resume
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}
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query() {
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rc_procd "${adb_script}" query "${1}"
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}
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report() {
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rc_procd "${adb_script}" report "${1:-"cli"}" "${2}" "${3}"
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}
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list() {
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local src_archive src_file src_enabled enabled name utc_list size focus descurl action="${1}"
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if [ "${action%_*}" = "add" ] || [ "${action%_*}" = "remove" ]; then
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shift
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for name in "${@}"; do
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case "${action}" in
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"add")
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if ! uci_get adblock global adb_sources | grep -q "${name}"; 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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;;
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"remove")
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if uci_get adblock global adb_sources | grep -q "${name}"; then
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uci_remove_list adblock global adb_sources "${name}"
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printf "%s\n" "::: adblock source '${name}' removed from config"
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fi
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;;
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"add_utc")
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if ! uci_get adblock global adb_utc_sources | grep -q "${name}"; then
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uci_add_list adblock global adb_utc_sources "${name}"
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printf "%s\n" "::: adblock utcapitole '${name}' added to config"
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fi
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;;
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"remove_utc")
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if uci_get adblock global adb_utc_sources | grep -q "${name}"; then
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uci_remove_list adblock global adb_utc_sources "${name}"
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printf "%s\n" "::: adblock utcapitole '${name}' removed from config"
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fi
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;;
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"add_eng")
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if ! uci_get adblock global adb_eng_sources | grep -q "${name}"; then
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uci_add_list adblock global adb_eng_sources "${name}"
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printf "%s\n" "::: adblock energized '${name}' added to config"
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fi
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;;
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"remove_eng")
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if uci_get adblock global adb_eng_sources | grep -q "${name}"; then
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uci_remove_list adblock global adb_eng_sources "${name}"
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printf "%s\n" "::: adblock energized '${name}' removed from config"
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fi
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;;
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"add_stb")
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if ! uci_get adblock global adb_stb_sources | grep -q "${name}"; then
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uci_add_list adblock global adb_stb_sources "${name}"
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printf "%s\n" "::: adblock stevenblack '${name}' added to config"
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fi
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;;
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"remove_stb")
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if uci_get adblock global adb_stb_sources | grep -q "${name}"; then
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uci_remove_list adblock global adb_stb_sources "${name}"
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printf "%s\n" "::: adblock stevenblack '${name}' removed from config"
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fi
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;;
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esac
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done
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[ -n "$(uci -q changes adblock)" ] && { uci_commit adblock; "${adb_init}" start; }
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else
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src_archive="$(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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[ -r "${src_archive}" ] && zcat "${src_archive}" >"${src_file}" || printf "%s\n" "::: adblock source archive '${src_archive}' not found"
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if [ -r "${src_file}" ]; then
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src_enabled="${src_enabled#*=}"
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src_enabled="${src_enabled//\'}"
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printf "%s\n" "::: Available adblock sources"
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printf "%s\n" ":::"
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printf "%-25s%-10s%-7s%-21s%s\n" " Name" "Enabled" "Size" "Focus" "Info URL"
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printf "%s\n" " -------------------------------------------------------------------"
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json_load_file "${src_file}"
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json_get_keys keylist
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for key in ${keylist}; do
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json_select "${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}" ]; then
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if printf "%s" "${src_enabled}" | grep -q "${key}"; 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%-21s%s\n" "${key:0:20}" "${enabled}" "${size:0:3}" "${focus:0:20}" "${descurl:0:50}"
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else
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src_enabled="${src_enabled} ${key}"
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fi
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json_select ..
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done
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utc_list="$(uci_get adblock global adb_utc_sources "-")"
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eng_list="$(uci_get adblock global adb_eng_sources "-")"
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stb_list="$(uci_get adblock global adb_stb_sources "-")"
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printf "%s\n" " ---------------------------------------------------------------------------"
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printf " * %s\n" "Configured utcapitole categories: ${utc_list// /, }"
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printf " * %s\n" "Configured energized variants: ${eng_list// /, }"
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printf " * %s\n" "Configured stevenblack variants: ${stb_list// /, }"
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if [ -n "${src_enabled// }" ]; then
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printf "%s\n" " ---------------------------------------------------------------------------"
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printf "%s\n" " Sources with invalid configuration"
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printf "%s\n" " ---------------------------------------------------------------------------"
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for key in ${src_enabled}; do
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printf " - %s\n" "${key:0:20}"
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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 '${src_file}' not found"
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fi
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fi
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}
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status() {
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status_service
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}
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status_service() {
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local key keylist value idxval values type rtfile
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rtfile="$(uci_get adblock global adb_rtfile "/tmp/adb_runtime.json")"
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json_load_file "${rtfile}" >/dev/null 2>&1
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json_get_keys keylist
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if [ -n "${keylist}" ]; then
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printf "%s\n" "::: adblock runtime information"
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for key in ${keylist}; do
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json_get_var value "${key}" >/dev/null 2>&1
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if [ "${key%_*}" = "active" ]; then
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printf " + %-15s : " "${key}"
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json_select "${key}" >/dev/null 2>&1
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values=""
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index="1"
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while json_get_type type "${index}" && [ "${type}" = "object" ]; do
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json_get_values idxval "${index}" >/dev/null 2>&1
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if [ "${index}" = "1" ]; then
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values="${idxval}"
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else
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values="${values}, ${idxval}"
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fi
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index="$((index + 1))"
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done
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values="$(printf "%s" "${values}" | awk '{NR=1;max=98;if(length($0)>max+1)while($0){if(NR==1){print substr($0,1,max)}else{printf"%-22s%s\n","",substr($0,1,max)}{$0=substr($0,max+1);NR=NR+1}}else print}')"
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printf "%s\n" "${values:-"-"}"
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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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local cron_file cron_content cron_lineno action="${1:-"list"}" cron_tasks="${2}" hour="${3}" minute="${4:-0}" weekday="${5:-"*"}"
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cron_file="/etc/crontabs/root"
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if [ -s "${cron_file}" ] && [ "${action}" = "list" ]; then
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awk '{print NR "> " $0}' "${cron_file}"
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elif [ -x "/etc/init.d/cron" ] && [ "${action}" = "add" ]; then
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hour="${hour//[[:alpha:]]/}"
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minute="${minute//[[:alpha:]]/}"
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if [ -n "${cron_tasks}" ] && [ -n "${hour}" ] && [ -n "${minute}" ] && [ -n "${weekday}" ] &&
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[ "${hour}" -ge 0 ] && [ "${hour}" -le 23 ] &&
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[ "${minute}" -ge 0 ] && [ "${minute}" -le 59 ]; then
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printf "%02d %02d %s\n" "${minute}" "${hour}" "* * ${weekday} ${adb_init} ${cron_tasks}" >>"${cron_file}"
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/etc/init.d/cron restart
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fi
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elif [ -x "/etc/init.d/cron" ] && [ -s "${cron_file}" ] && [ "${action}" = "remove" ]; then
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cron_tasks="${cron_tasks//[[:alpha:]]/}"
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cron_lineno="$(awk 'END{print NR}' "${cron_file}")"
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cron_content="$(awk '{print $0}' "${cron_file}")"
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if [ "${cron_tasks:-"0"}" -le "${cron_lineno:-"1"}" ] && [ -n "${cron_content}" ]; then
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printf "%s\n" "${cron_content}" | awk "NR!~/^${cron_tasks}$/" >"${cron_file}"
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/etc/init.d/cron restart
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fi
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fi
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}
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service_triggers() {
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local iface delay
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iface="$(uci_get adblock global adb_trigger)"
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delay="$(uci_get adblock global adb_triggerdelay "5")"
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PROCD_RELOAD_DELAY="$((delay * 1000))"
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[ -n "${iface}" ] && procd_add_interface_trigger "interface.*.up" "${iface}" "${adb_init}" "start"
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procd_add_reload_trigger "adblock"
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}
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