#
LC_ALL=C
PATH="/usr/sbin:/usr/bin:/sbin:/bin"
-adb_ver="3.5.2"
+adb_ver="3.5.4-2"
adb_sysver="unknown"
adb_enabled=0
adb_debug=0
adb_hashutil="$(command -v sha256sum)"
adb_hashold=""
adb_hashnew=""
-adb_cnt=0
+adb_cnt=""
adb_rc=0
adb_action="${1:-"start"}"
adb_pidfile="/var/run/adblock.pid"
adb_dnsdir="${adb_dnsdir:-"/tmp"}"
adb_dnsheader=""
adb_dnsdeny="awk '{print \"server=/\"\$0\"/\"}'"
- if [ ${adb_jail} -eq 1 ]
- then
- adb_dnsallow="awk '{print \"server=/\"\$0\"/#\"}'"
- adb_dnshalt="server=/#/"
- fi
+ adb_dnsallow="awk '{print \"server=/\"\$0\"/#\"}'"
+ adb_dnshalt="server=/#/"
;;
unbound)
adb_dnsinstance="${adb_dnsinstance:-"0"}"
adb_dnsdir="${adb_dnsdir:-"/var/lib/unbound"}"
adb_dnsheader=""
adb_dnsdeny="awk '{print \"local-zone: \042\"\$0\"\042 static\"}'"
- if [ ${adb_jail} -eq 1 ]
- then
- adb_dnsallow="awk '{print \"local-zone: \042\"\$0\"\042 transparent\"}'"
- adb_dnshalt="local-zone: \".\" static"
- fi
+ adb_dnsallow="awk '{print \"local-zone: \042\"\$0\"\042 transparent\"}'"
+ adb_dnshalt="local-zone: \".\" static"
;;
named)
adb_dnsinstance="${adb_dnsinstance:-"0"}"
adb_dnsdir="${adb_dnsdir:-"/var/lib/bind"}"
adb_dnsheader="\$TTL 2h"$'\n'"@ IN SOA localhost. root.localhost. (1 6h 1h 1w 2h)"$'\n'" IN NS localhost."
adb_dnsdeny="awk '{print \"\"\$0\" CNAME .\n*.\"\$0\" CNAME .\"}'"
- if [ ${adb_jail} -eq 1 ]
- then
- adb_dnsallow="awk '{print \"\"\$0\" CNAME rpz-passthru.\n*.\"\$0\" CNAME rpz-passthru.\"}'"
- adb_dnshalt="* CNAME ."
- fi
+ adb_dnsallow="awk '{print \"\"\$0\" CNAME rpz-passthru.\n*.\"\$0\" CNAME rpz-passthru.\"}'"
+ adb_dnshalt="* CNAME ."
;;
kresd)
adb_dnsinstance="${adb_dnsinstance:-"0"}"
adb_dnsdir="${adb_dnsdir:-"/etc/kresd"}"
adb_dnsheader="\$TTL 2h"$'\n'"@ IN SOA localhost. root.localhost. (1 6h 1h 1w 2h)"$'\n'" IN NS localhost."
adb_dnsdeny="awk '{print \"\"\$0\" CNAME .\n*.\"\$0\" CNAME .\"}'"
- if [ ${adb_jail} -eq 1 ]
- then
- adb_dnsallow="awk '{print \"\"\$0\" CNAME rpz-passthru.\n*.\"\$0\" CNAME rpz-passthru.\"}'"
- adb_dnshalt="* CNAME ."
- fi
+ adb_dnsallow="awk '{print \"\"\$0\" CNAME rpz-passthru.\n*.\"\$0\" CNAME rpz-passthru.\"}'"
+ adb_dnshalt="* CNAME ."
;;
dnscrypt-proxy)
adb_dnsinstance="${adb_dnsinstance:-"0"}"
adb_dnsdir="${adb_dnsdir:-"/tmp"}"
adb_dnsheader=""
adb_dnsdeny="awk '{print \$0}'"
+ adb_dnsallow=""
+ adb_dnshalt=""
;;
esac
cnt=$((cnt+1))
done
- if [ -z "${adb_dns}" ] || [ -z "${adb_dnsdeny}" ] || [ ! -x "$(command -v ${adb_dns})" ] || [ ! -d "${adb_dnsdir}" ]
+ if [ "${dns_up}" != "true" ] || [ -z "${adb_dns}" ] || [ ! -x "$(command -v ${adb_dns})" ]
+ then
+ f_log "err" "'${adb_dns}' not running or not executable"
+ elif [ ! -d "${adb_dnsdir}" ]
then
- f_log "err" "'${adb_dns}' not running, DNS backend not found"
+ f_log "err" "'${adb_dnsdir}' backend directory not found"
fi
}
f_log "info" "start adblock processing (${adb_action})"
}
-# create temporay files and directories
+# create temporary files and directories
#
f_temp()
{
fi
}
-# remove temporay files and directories
+# remove temporary files and directories
#
f_rmtemp()
{
adb_cnt=0
if [ -s "${adb_dnsdir}/${adb_dnsfile}" ] && ([ -z "${mode}" ] || [ "${mode}" = "final" ])
then
+ adb_cnt="$(( $(wc -l 2>/dev/null < "${adb_dnsdir}/${adb_dnsfile}") - $(wc -l 2>/dev/null < "${adb_tmpdir}/tmp.add_whitelist") ))"
if [ "${adb_dns}" = "named" ] || [ "${adb_dns}" = "kresd" ]
then
- adb_cnt="$(( ($(wc -l 2>/dev/null < "${adb_dnsdir}/${adb_dnsfile}") - $(printf '%s' "${adb_dnsheader}" | grep -c "^")) / 2 ))"
- else
- adb_cnt="$(wc -l 2>/dev/null < "${adb_dnsdir}/${adb_dnsfile}")"
+ adb_cnt="$(( (${adb_cnt} - $(printf '%s' "${adb_dnsheader}" | grep -c "^")) / 2 ))"
fi
- elif [ "${mode}" = "whitelist" ] && [ -s "${adb_tmpdir}/tmp.whitelist" ]
- then
- adb_cnt="$(wc -l 2>/dev/null < "${adb_tmpdir}/tmp.whitelist")"
elif [ -s "${adb_tmpfile}" ]
then
adb_cnt="$(wc -l 2>/dev/null < "${adb_tmpfile}")"
#
f_extconf()
{
- local uci_config
+ local uci_config port port_list="53 853 5353"
case "${adb_dns}" in
dnsmasq)
uci_config="firewall"
if [ ${adb_enabled} -eq 1 ] && [ ${adb_forcedns} -eq 1 ] && \
- [ -z "$(uci -q get firewall.adblock_dns)" ] && [ $(/etc/init.d/firewall enabled; printf '%u' ${?}) -eq 0 ]
+ [ -z "$(uci -q get firewall.adblock_dns_53)" ] && [ $(/etc/init.d/firewall enabled; printf '%u' ${?}) -eq 0 ]
then
- uci -q batch <<-EOF
- set firewall.adblock_dns="redirect"
- set firewall.adblock_dns.name="Adblock DNS"
- set firewall.adblock_dns.src="lan"
- set firewall.adblock_dns.proto="tcp udp"
- set firewall.adblock_dns.src_dport="53"
- set firewall.adblock_dns.dest_port="53"
- set firewall.adblock_dns.target="DNAT"
- EOF
- elif [ -n "$(uci -q get firewall.adblock_dns)" ] && ([ ${adb_enabled} -eq 0 ] || [ ${adb_forcedns} -eq 0 ])
+ for port in ${port_list}
+ do
+ uci_add firewall "redirect" "adblock_dns_${port}"
+ uci_set firewall "adblock_dns_${port}" "name" "Adblock DNS, port ${port}"
+ uci_set firewall "adblock_dns_${port}" "src" "lan"
+ uci_set firewall "adblock_dns_${port}" "proto" "tcp udp"
+ uci_set firewall "adblock_dns_${port}" "src_dport" "${port}"
+ uci_set firewall "adblock_dns_${port}" "dest_port" "${port}"
+ uci_set firewall "adblock_dns_${port}" "target" "DNAT"
+ done
+ elif [ -n "$(uci -q get firewall.adblock_dns_53)" ] && ([ ${adb_enabled} -eq 0 ] || [ ${adb_forcedns} -eq 0 ])
then
- uci -q delete firewall.adblock_dns
+ for port in ${port_list}
+ do
+ uci_remove firewall "adblock_dns_${port}"
+ done
fi
f_uci "${uci_config}"
}
adb_tmpfile="${adb_tmpdir}/${adb_dnsfile}"
;;
final)
- if [ -s "${adb_tmpdir}/tmp.whitelist" ]
+ > "${adb_dnsdir}/${adb_dnsfile}"
+
+ if [ -s "${adb_tmpdir}/tmp.add_whitelist" ]
then
- grep -vf "${adb_tmpdir}/tmp.whitelist" "${adb_tmpdir}/${adb_dnsfile}" | eval "${adb_dnsdeny}" > "${adb_dnsdir}/${adb_dnsfile}"
+ cat "${adb_tmpdir}/tmp.add_whitelist" >> "${adb_dnsdir}/${adb_dnsfile}"
+ fi
+
+ if [ -s "${adb_tmpdir}/tmp.rem_whitelist" ]
+ then
+ grep -vf "${adb_tmpdir}/tmp.rem_whitelist" "${adb_tmpdir}/${adb_dnsfile}" | eval "${adb_dnsdeny}" >> "${adb_dnsdir}/${adb_dnsfile}"
else
- eval "${adb_dnsdeny}" "${adb_tmpdir}/${adb_dnsfile}" > "${adb_dnsdir}/${adb_dnsfile}"
+ eval "${adb_dnsdeny}" "${adb_tmpdir}/${adb_dnsfile}" >> "${adb_dnsdir}/${adb_dnsfile}"
fi
+
if [ ${?} -eq 0 ] && [ -n "${adb_dnsheader}" ]
then
printf '%s\n' "${adb_dnsheader}" | cat - "${adb_dnsdir}/${adb_dnsfile}" > "${adb_tmpdir}/${adb_dnsfile}"
#
f_query()
{
- local search result field=1 domain="${1}" tld="${1#*.}"
+ local search result prefix suffix field domain="${1}" tld="${1#*.}"
if [ -z "${domain}" ] || [ "${domain}" = "${tld}" ]
then
else
case "${adb_dns}" in
dnsmasq)
+ prefix=".*[\/\.]"
+ suffix="(\/)"
field=2
;;
unbound)
+ prefix=".*[\"\.]"
+ suffix="(static)"
field=3
;;
+ named)
+ prefix="[^\*].*[\.]"
+ suffix="( \.)"
+ field=1
+ ;;
+ kresd)
+ prefix="[^\*].*[\.]"
+ suffix="( \.)"
+ field=1
+ ;;
+ dnscrypt-proxy)
+ prefix=".*[\.]"
+ suffix=""
+ field=1
+ ;;
esac
while [ "${domain}" != "${tld}" ]
do
search="${domain//./\.}"
- result="$(awk -F '/|\"| ' "/^($search|[^\*].*[\/\"\. ]+${search})/{i++;{printf(\" + %s\n\",\$${field})};if(i>9){printf(\" + %s\n\",\"[...]\");exit}}" "${adb_dnsdir}/${adb_dnsfile}")"
+ result="$(awk -F '/|\"| ' "/^($search|${prefix}+${search}.*${suffix}$)/{i++;{printf(\" + %s\n\",\$${field})};if(i>9){printf(\" + %s\n\",\"[...]\");exit}}" "${adb_dnsdir}/${adb_dnsfile}")"
printf '%s\n' "::: results for domain '${domain}'"
printf '%s\n' "${result:-" - no match"}"
domain="${tld}"
#
f_jsnup()
{
- local bg_pid rundate="$(/bin/date "+%d.%m.%Y %H:%M:%S")" status="${1:-"enabled"}" mode="normal mode" no_mail=0
+ local bg_pid rundate status="${1:-"enabled"}" mode="normal mode" no_mail=0
if [ ${adb_rc} -gt 0 ]
then
status="error"
+ rundate="$(/bin/date "+%d.%m.%Y %H:%M:%S")"
fi
if [ ${adb_enabled} -eq 0 ]
then
status="disabled"
fi
+ if [ "${status}" = "enabled" ]
+ then
+ rundate="$(/bin/date "+%d.%m.%Y %H:%M:%S")"
+ fi
if [ "${status}" = "suspend" ]
then
status="paused"
no_mail=1
status="enabled"
fi
- if [ "${status}" = "enabled" ]
- then
- f_count
- fi
-
if [ ${adb_backup_mode} -eq 1 ]
then
mode="backup mode"
fi
- if [ -z "${adb_fetchinfo}" ] && [ -s "${adb_rtfile}" ]
+ if [ -s "${adb_rtfile}" ]
then
json_load "$(cat "${adb_rtfile}" 2>/dev/null)"
json_select data
- json_get_var adb_fetchinfo "fetch_utility"
+
+ if [ -z "${adb_fetchinfo}" ] && [ -s "${adb_rtfile}" ]
+ then
+ json_get_var adb_fetchinfo "fetch_utility"
+ fi
+ if [ -z "${rundate}" ]
+ then
+ json_get_var rundate "last_rundate"
+ fi
+ if [ -z "${adb_cnt}" ]
+ then
+ json_get_var adb_cnt "overall_domains"
+ adb_cnt="${adb_cnt%% *}"
+ fi
fi
json_init
json_add_object "data"
json_add_string "adblock_status" "${status}"
json_add_string "adblock_version" "${adb_ver}"
- json_add_string "overall_domains" "${adb_cnt} (${mode})"
+ json_add_string "overall_domains" "${adb_cnt:-0} (${mode})"
json_add_string "fetch_utility" "${adb_fetchinfo:-"-"}"
json_add_string "dns_backend" "${adb_dns} (${adb_dnsdir})"
json_add_string "last_rundate" "${rundate:-"-"}"
then
f_rmdns
f_jsnup
- logger -p "${class}" -t "adblock-[${adb_ver}]" "Please also check 'https://github.com/openwrt/packages/blob/master/net/adblock/files/README.md' (${adb_sysver})"
+ logger -p "${class}" -t "adblock-[${adb_ver}]" "Please also check 'https://github.com/openwrt/packages/blob/master/net/adblock/files/README.md'"
exit 1
fi
fi
tmp_load="${adb_tmpload}"
tmp_file="${adb_tmpfile}"
> "${adb_dnsdir}/.${adb_dnsfile}"
- > "${adb_tmpdir}/tmp.whitelist"
+ > "${adb_tmpdir}/tmp.raw_whitelist"
+ > "${adb_tmpdir}/tmp.add_whitelist"
+ > "${adb_tmpdir}/tmp.rem_whitelist"
f_log "debug" "f_main ::: dns: ${adb_dns}, fetch_util: ${adb_fetchinfo}, backup: ${adb_backup}, backup_mode: ${adb_backup_mode}, dns_jail: ${adb_jail}, force_srt: ${adb_forcesrt}, force_dns: ${adb_forcedns}, mem_total: ${mem_total:-0}, mem_free: ${mem_free:-0}, max_queue: ${adb_maxqueue}"
# prepare whitelist entries
#
if [ -s "${adb_whitelist}" ]
then
+ adb_whitelist_rset="/^([^([:space:]|\#|\*|\/).]+\.)+[[:alpha:]]+([[:space:]]|$)/{print tolower(\$1)}"
+ awk "${adb_whitelist_rset}" "${adb_whitelist}" > "${adb_tmpdir}/tmp.raw_whitelist"
+ f_tld "${adb_tmpdir}/tmp.raw_whitelist"
+
adb_whitelist_rset="/^([^([:space:]|\#|\*|\/).]+\.)+[[:alpha:]]+([[:space:]]|$)/{gsub(\"\\\.\",\"\\\.\",\$1);print tolower(\"^\"\$1\"\\\|\\\.\"\$1)}"
- awk "${adb_whitelist_rset}" "${adb_whitelist}" > "${adb_tmpdir}/tmp.whitelist"
- f_list whitelist
- if [ ${adb_jail} -eq 1 ] && [ "${adb_dns}" != "dnscrypt-proxy" ]
+ awk "${adb_whitelist_rset}" "${adb_tmpdir}/tmp.raw_whitelist" > "${adb_tmpdir}/tmp.rem_whitelist"
+
+ if [ -n "${adb_dnsallow}" ]
then
- adb_whitelist_rset="/^([^([:space:]|\#|\*|\/).]+\.)+[[:alpha:]]+([[:space:]]|$)/{print tolower(\$1)}"
- awk "${adb_whitelist_rset}" "${adb_whitelist}" > "${adb_tmpdir}/tmp.dnsjail"
+ eval "${adb_dnsallow}" "${adb_tmpdir}/tmp.raw_whitelist" > "${adb_tmpdir}/tmp.add_whitelist"
fi
fi
# build 'dnsjail' list
#
- if [ ${adb_jail} -eq 1 ] && [ "${adb_dns}" != "dnscrypt-proxy" ]
+ if [ ${adb_jail} -eq 1 ]
then
- f_tld "${adb_tmpdir}/tmp.dnsjail"
- eval "${adb_dnsallow}" "${adb_tmpdir}/tmp.dnsjail" > "/tmp/${adb_dnsjail}"
+ cat "${adb_tmpdir}/tmp.add_whitelist" > "/tmp/${adb_dnsjail}"
printf '%s\n' "${adb_dnshalt}" >> "/tmp/${adb_dnsjail}"
if [ -n "${adb_dnsheader}" ]
then