export LC_ALL=C
export PATH="/usr/sbin:/usr/bin:/sbin:/bin"
-adb_ver="4.2.1"
adb_enabled="0"
adb_debug="0"
adb_forcedns="0"
adb_srcarc="/etc/adblock/adblock.sources.gz"
adb_srcfile="${adb_tmpbase}/adb_sources.json"
adb_rtfile="${adb_tmpbase}/adb_runtime.json"
-adb_sort="$(command -v sort)"
-adb_awk="$(command -v gawk)"
-adb_loggercmd="$(command -v logger)"
-adb_dumpcmd="$(command -v tcpdump)"
-adb_lookupcmd="$(command -v nslookup)"
adb_fetchutil=""
adb_fetchinsecure=""
adb_zonelist=""
adb_sources=""
adb_cnt=""
-# load & check adblock environment
+# command selector
+#
+f_cmd() {
+ local cmd pri_cmd="${1}" sec_cmd="${2}"
+
+ cmd="$(command -v "${pri_cmd}" 2>/dev/null)"
+ if [ ! -x "${cmd}" ]; then
+ if [ -n "${sec_cmd}" ]; then
+ [ "${sec_cmd}" = "true" ] && return
+ cmd="$(command -v "${sec_cmd}" 2>/dev/null)"
+ fi
+ if [ -x "${cmd}" ]; then
+ printf "%s" "${cmd}"
+ else
+ f_log "emerg" "command '${pri_cmd:-"-"}'/'${sec_cmd:-"-"}' not found"
+ fi
+ else
+ printf "%s" "${cmd}"
+ fi
+}
+
+# load adblock environment
#
f_load() {
local bg_pid iface port ports cpu core
- adb_sysver="$(ubus -S call system board 2>/dev/null | jsonfilter -q -e '@.model' -e '@.release.description' |
- "${adb_awk}" 'BEGIN{RS="";FS="\n"}{printf "%s, %s",$1,$2}')"
- adb_memory="$("${adb_awk}" '/^MemTotal|^MemFree|^MemAvailable/{ORS="/"; print int($2/1000)}' "/proc/meminfo" 2>/dev/null |
- "${adb_awk}" '{print substr($0,1,length($0)-1)}')"
-
+ adb_packages="$("${adb_ubuscmd}" -S call rpc-sys packagelist '{ "all": true }' 2>/dev/null)"
+ adb_ver="$(printf "%s" "${adb_packages}" | "${adb_jsoncmd}" -ql1 -e '@.packages.adblock')"
+ adb_sysver="$("${adb_ubuscmd}" -S call system board 2>/dev/null | "${adb_jsoncmd}" -q -e '@.model' -e '@.release.description' |
+ "${adb_awkcmd}" 'BEGIN{RS="";FS="\n"}{printf "%s, %s",$1,$2}')"
+ adb_memory="$("${adb_awkcmd}" '/^MemAvailable/{printf "%s",int($2/1000)}' "/proc/meminfo" 2>/dev/null)"
f_conf
- cpu="$(grep -c '^processor' /proc/cpuinfo 2>/dev/null)"
- core="$(grep -cm1 '^core id' /proc/cpuinfo 2>/dev/null)"
- [ "${cpu}" = "0" ] && cpu="1"
- [ "${core}" = "0" ] && core="1"
- adb_cores="$((cpu * core))"
+ if [ -z "${adb_cores}" ]; then
+ cpu="$("${adb_grepcmd}" -c '^processor' /proc/cpuinfo 2>/dev/null)"
+ core="$("${adb_grepcmd}" -cm1 '^core id' /proc/cpuinfo 2>/dev/null)"
+ [ "${cpu}" = "0" ] && cpu="1"
+ [ "${core}" = "0" ] && core="1"
+ adb_cores="$((cpu * core))"
+ [ "${adb_cores}" -gt "16" ] && adb_cores="16"
+ fi
if [ "${adb_action}" != "report" ]; then
f_dns
exit 0
fi
- bg_pid="$(pgrep -f "^${adb_dumpcmd}.*adb_report\\.pcap$" | "${adb_awk}" '{ORS=" "; print $1}')"
+ bg_pid="$("${adb_pgrepcmd}" -f "^${adb_dumpcmd}.*adb_report\\.pcap$" | "${adb_awkcmd}" '{ORS=" "; print $1}')"
if [ -x "${adb_dumpcmd}" ] && { [ "${adb_report}" = "0" ] || { [ -n "${bg_pid}" ] && { [ "${adb_action}" = "stop" ] || [ "${adb_action}" = "restart" ]; }; }; }; then
if [ -n "${bg_pid}" ]; then
kill -HUP "${bg_pid}" 2>/dev/null
fi
if [ -n "${adb_repiface}" ] && [ -d "${adb_reportdir}" ]; then
("${adb_dumpcmd}" --immediate-mode -nn -p -s0 -l -i ${adb_repiface} ${ports} -C${adb_repchunksize} -W${adb_repchunkcnt} -w "${adb_reportdir}/adb_report.pcap" >/dev/null 2>&1 &)
- bg_pid="$(pgrep -f "^${adb_dumpcmd}.*adb_report\\.pcap$" | "${adb_awk}" '{ORS=" "; print $1}')"
+ bg_pid="$("${adb_pgrepcmd}" -f "^${adb_dumpcmd}.*adb_report\\.pcap$" | "${adb_awkcmd}" '{ORS=" "; print $1}')"
else
f_log "info" "Please set the name of the reporting network device 'adb_repiface' manually"
fi
adb_dnsuser="${adb_dnsuser:-"dnsmasq"}"
adb_dnsdir="${adb_dnsdir:-"/tmp/dnsmasq.d"}"
adb_dnsheader="${adb_dnsheader:-""}"
- adb_dnsdeny="${adb_dnsdeny:-"${adb_awk} '{print \"local=/\"\$0\"/\"}'"}"
- adb_dnsallow="${adb_dnsallow:-"${adb_awk} '{print \"local=/\"\$0\"/#\"}'"}"
- adb_dnssafesearch="${adb_dnssafesearch:-"${adb_awk} -v item=\"\$item\" '{print \"address=/\"\$0\"/\"item\"\";print \"local=/\"\$0\"/\"}'"}"
+ adb_dnsdeny="${adb_dnsdeny:-"${adb_awkcmd} '{print \"local=/\"\$0\"/\"}'"}"
+ adb_dnsallow="${adb_dnsallow:-"${adb_awkcmd} '{print \"local=/\"\$0\"/#\"}'"}"
+ adb_dnssafesearch="${adb_dnssafesearch:-"${adb_awkcmd} -v item=\"\$item\" '{print \"address=/\"\$0\"/\"item\"\";print \"local=/\"\$0\"/\"}'"}"
adb_dnsstop="${adb_dnsstop:-"address=/#/\nlocal=/#/"}"
;;
"unbound")
adb_dnsuser="${adb_dnsuser:-"unbound"}"
adb_dnsdir="${adb_dnsdir:-"/var/lib/unbound"}"
adb_dnsheader="${adb_dnsheader:-""}"
- adb_dnsdeny="${adb_dnsdeny:-"${adb_awk} '{print \"local-zone: \\042\"\$0\"\\042 always_nxdomain\"}'"}"
- adb_dnsallow="${adb_dnsallow:-"${adb_awk} '{print \"local-zone: \\042\"\$0\"\\042 always_transparent\"}'"}"
- adb_dnssafesearch="${adb_dnssafesearch:-"${adb_awk} -v item=\"\$item\" '{type=\"AAAA\";if(match(item,/^([0-9]{1,3}\.){3}[0-9]{1,3}$/)){type=\"A\"}}{print \"local-data: \\042\"\$0\" \"type\" \"item\"\\042\"}'"}"
+ adb_dnsdeny="${adb_dnsdeny:-"${adb_awkcmd} '{print \"local-zone: \\042\"\$0\"\\042 always_nxdomain\"}'"}"
+ adb_dnsallow="${adb_dnsallow:-"${adb_awkcmd} '{print \"local-zone: \\042\"\$0\"\\042 always_transparent\"}'"}"
+ adb_dnssafesearch="${adb_dnssafesearch:-"${adb_awkcmd} -v item=\"\$item\" '{type=\"AAAA\";if(match(item,/^([0-9]{1,3}\.){3}[0-9]{1,3}$/)){type=\"A\"}}{print \"local-data: \\042\"\$0\" \"type\" \"item\"\\042\"}'"}"
adb_dnsstop="${adb_dnsstop:-"local-zone: \".\" always_nxdomain"}"
;;
"named")
adb_dnsuser="${adb_dnsuser:-"bind"}"
adb_dnsdir="${adb_dnsdir:-"/var/lib/bind"}"
adb_dnsheader="${adb_dnsheader:-"\$TTL 2h\n@ IN SOA localhost. root.localhost. (1 6h 1h 1w 2h)\n IN NS localhost.\n"}"
- adb_dnsdeny="${adb_dnsdeny:-"${adb_awk} '{print \"\"\$0\" CNAME .\\n*.\"\$0\" CNAME .\"}'"}"
- adb_dnsallow="${adb_dnsallow:-"${adb_awk} '{print \"\"\$0\" CNAME rpz-passthru.\\n*.\"\$0\" CNAME rpz-passthru.\"}'"}"
- adb_dnsdenyip="${adb_dnsdenyip:-"${adb_awk} '{print \"\"\$0\".rpz-client-ip CNAME .\"}'"}"
- adb_dnsallowip="${adb_dnsallowip:-"${adb_awk} '{print \"\"\$0\".rpz-client-ip CNAME rpz-passthru.\"}'"}"
- adb_dnssafesearch="${adb_dnssafesearch:-"${adb_awk} -v item=\"\$item\" '{print \"\"\$0\" CNAME \"item\".\\n*.\"\$0\" CNAME \"item\".\"}'"}"
+ adb_dnsdeny="${adb_dnsdeny:-"${adb_awkcmd} '{print \"\"\$0\" CNAME .\\n*.\"\$0\" CNAME .\"}'"}"
+ adb_dnsallow="${adb_dnsallow:-"${adb_awkcmd} '{print \"\"\$0\" CNAME rpz-passthru.\\n*.\"\$0\" CNAME rpz-passthru.\"}'"}"
+ adb_dnsdenyip="${adb_dnsdenyip:-"${adb_awkcmd} '{print \"\"\$0\".rpz-client-ip CNAME .\"}'"}"
+ adb_dnsallowip="${adb_dnsallowip:-"${adb_awkcmd} '{print \"\"\$0\".rpz-client-ip CNAME rpz-passthru.\"}'"}"
+ adb_dnssafesearch="${adb_dnssafesearch:-"${adb_awkcmd} -v item=\"\$item\" '{print \"\"\$0\" CNAME \"item\".\\n*.\"\$0\" CNAME \"item\".\"}'"}"
adb_dnsstop="${adb_dnsstop:-"* CNAME ."}"
;;
"kresd")
adb_dnsuser="${adb_dnsuser:-"root"}"
adb_dnsdir="${adb_dnsdir:-"/etc/kresd"}"
adb_dnsheader="${adb_dnsheader:-"\$TTL 2h\n@ IN SOA localhost. root.localhost. (1 6h 1h 1w 2h)\n"}"
- adb_dnsdeny="${adb_dnsdeny:-"${adb_awk} '{print \"\"\$0\" CNAME .\\n*.\"\$0\" CNAME .\"}'"}"
- adb_dnsallow="${adb_dnsallow:-"${adb_awk} '{print \"\"\$0\" CNAME rpz-passthru.\\n*.\"\$0\" CNAME rpz-passthru.\"}'"}"
- adb_dnssafesearch="${adb_dnssafesearch:-"${adb_awk} -v item=\"\$item\" '{type=\"AAAA\";if(match(item,/^([0-9]{1,3}\.){3}[0-9]{1,3}$/)){type=\"A\"}}{print \"\"\$0\" \"type\" \"item\"\"}'"}"
+ adb_dnsdeny="${adb_dnsdeny:-"${adb_awkcmd} '{print \"\"\$0\" CNAME .\\n*.\"\$0\" CNAME .\"}'"}"
+ adb_dnsallow="${adb_dnsallow:-"${adb_awkcmd} '{print \"\"\$0\" CNAME rpz-passthru.\\n*.\"\$0\" CNAME rpz-passthru.\"}'"}"
+ adb_dnssafesearch="${adb_dnssafesearch:-"${adb_awkcmd} -v item=\"\$item\" '{type=\"AAAA\";if(match(item,/^([0-9]{1,3}\.){3}[0-9]{1,3}$/)){type=\"A\"}}{print \"\"\$0\" \"type\" \"item\"\"}'"}"
adb_dnsstop="${adb_dnsstop:-"* CNAME ."}"
;;
"raw")
if [ "${adb_dns}" != "raw" ] && [ "${adb_action}" != "stop" ]; then
while [ "${cnt}" -le 30 ]; do
- dns_up="$(ubus -S call service list "{\"name\":\"${adb_dns}\"}" 2>/dev/null | jsonfilter -l1 -e "@[\"${adb_dns}\"].instances.*.running" 2>/dev/null)"
+ dns_up="$("${adb_ubuscmd}" -S call service list "{\"name\":\"${adb_dns}\"}" 2>/dev/null | "${adb_jsoncmd}" -l1 -e "@[\"${adb_dns}\"].instances.*.running" 2>/dev/null)"
if [ "${dns_up}" = "true" ]; then
break
fi
f_rmdns() {
local status
- status="$(ubus -S call service list '{"name":"adblock"}' 2>/dev/null | jsonfilter -l1 -e '@["adblock"].instances.*.running' 2>/dev/null)"
+ status="$("${adb_ubuscmd}" -S call service list '{"name":"adblock"}' 2>/dev/null | "${adb_jsoncmd}" -l1 -e '@["adblock"].instances.*.running' 2>/dev/null)"
if [ "${adb_dns}" = "raw" ] || { [ -n "${adb_dns}" ] && [ -n "${status}" ]; }; then
: >"${adb_rtfile}"
[ "${adb_backup}" = "1" ] && rm -f "${adb_backupdir}/${adb_dnsprefix}".*.gz
local change config="${1}"
if [ -n "${config}" ]; then
- change="$(uci -q changes "${config}" | "${adb_awk}" '{ORS=" "; print $0}')"
+ change="$(uci -q changes "${config}" | "${adb_awkcmd}" '{ORS=" "; print $0}')"
if [ -n "${change}" ]; then
uci_commit "${config}"
case "${config}" in
f_uci "${config}"
config="firewall"
- fwcfg="$(uci -qNX show "${config}" | "${adb_awk}" 'BEGIN{FS="[.=]"};/adblock_/{if(zone==$2){next}else{ORS=" ";zone=$2;print zone}}')"
+ fwcfg="$(uci -qNX show "${config}" | "${adb_awkcmd}" 'BEGIN{FS="[.=]"};/adblock_/{if(zone==$2){next}else{ORS=" ";zone=$2;print zone}}')"
if [ "${adb_enabled}" = "1" ] && [ "${adb_forcedns}" = "1" ] &&
/etc/init.d/firewall enabled; then
for zone in ${adb_zonelist}; do
if [ "${restart_rc}" = "0" ]; then
rset="/^([[:alnum:]_-]{1,63}\\.)+[[:alpha:]]+([[:space:]]|$)/{print tolower(\$1)}"
while [ "${cnt}" -le "${adb_dnstimeout}" ]; do
- dns_service="$(ubus -S call service list "{\"name\":\"${adb_dns}\"}")"
- dns_up="$(printf "%s" "${dns_service}" | jsonfilter -l1 -e "@[\"${adb_dns}\"].instances.*.running")"
- dns_pid="$(printf "%s" "${dns_service}" | jsonfilter -l1 -e "@[\"${adb_dns}\"].instances.*.pid")"
+ dns_service="$("${adb_ubuscmd}" -S call service list "{\"name\":\"${adb_dns}\"}")"
+ dns_up="$(printf "%s" "${dns_service}" | "${adb_jsoncmd}" -l1 -e "@[\"${adb_dns}\"].instances.*.running")"
+ dns_pid="$(printf "%s" "${dns_service}" | "${adb_jsoncmd}" -l1 -e "@[\"${adb_dns}\"].instances.*.pid")"
if [ "${dns_up}" = "true" ] && [ -n "${dns_pid}" ] && ! ls "/proc/${dns_pid}/fd/${adb_dnsdir}/${adb_dnsfile}" >/dev/null 2>&1; then
- if [ -x "${adb_lookupcmd}" ] && [ -n "$(printf "%s" "${adb_lookupdomain}" | "${adb_awk}" "${rset}")" ]; then
+ if [ -x "${adb_lookupcmd}" ] && [ -n "$(printf "%s" "${adb_lookupdomain}" | "${adb_awkcmd}" "${rset}")" ]; then
if "${adb_lookupcmd}" "${adb_lookupdomain}" >/dev/null 2>&1; then
out_rc="0"
break
if [ -n "${adb_allowip}" ]; then
: >"${adb_tmpdir}/tmp.raw.${src_name}"
for ip in ${adb_allowip}; do
- printf "%s" "${ip}" | "${adb_awk}" "${rset}" >>"${adb_tmpdir}/tmp.raw.${src_name}"
+ printf "%s" "${ip}" | "${adb_awkcmd}" "${rset}" >>"${adb_tmpdir}/tmp.raw.${src_name}"
done
eval "${adb_dnsallowip}" "${adb_tmpdir}/tmp.raw.${src_name}" >"${adb_tmpdir}/tmp.add.${src_name}"
out_rc="${?}"
if [ -n "${adb_denyip}" ] && { [ -z "${out_rc}" ] || [ "${out_rc}" = "0" ]; }; then
: >"${adb_tmpdir}/tmp.raw.${src_name}"
for ip in ${adb_denyip}; do
- printf "%s" "${ip}" | "${adb_awk}" "${rset}" >>"${adb_tmpdir}/tmp.raw.${src_name}"
+ printf "%s" "${ip}" | "${adb_awkcmd}" "${rset}" >>"${adb_tmpdir}/tmp.raw.${src_name}"
done
eval "${adb_dnsdenyip}" "${adb_tmpdir}/tmp.raw.${src_name}" >>"${adb_tmpdir}/tmp.add.${src_name}"
out_rc="${?}"
src_name="${mode}"
if [ "${src_name}" = "blacklist" ] && [ -f "${adb_blacklist}" ]; then
rset="/^([[:alnum:]_-]{1,63}\\.)+[[:alpha:]]+([[:space:]]|$)/{print tolower(\$1)}"
- "${adb_awk}" "${rset}" "${adb_blacklist}" >"${adb_tmpdir}/tmp.raw.${src_name}"
+ "${adb_awkcmd}" "${rset}" "${adb_blacklist}" >"${adb_tmpdir}/tmp.raw.${src_name}"
if [ -s "${adb_whitelist}" ]; then
- "${adb_awk}" 'NR==FNR{member[$1];next}!($1 in member)' "${adb_whitelist}" "${adb_tmpdir}/tmp.raw.${src_name}" >"${adb_tmpdir}/tmp.deduplicate.${src_name}"
+ "${adb_awkcmd}" 'NR==FNR{member[$1];next}!($1 in member)' "${adb_whitelist}" "${adb_tmpdir}/tmp.raw.${src_name}" >"${adb_tmpdir}/tmp.deduplicate.${src_name}"
else
cat "${adb_tmpdir}/tmp.raw.${src_name}" >"${adb_tmpdir}/tmp.deduplicate.${src_name}"
fi
- "${adb_awk}" 'BEGIN{FS="."}{for(f=NF;f>1;f--)printf "%s.",$f;print $1}' "${adb_tmpdir}/tmp.deduplicate.${src_name}" >"${adb_tmpdir}/tmp.raw.${src_name}"
- "${adb_sort}" ${adb_srtopts} -u "${adb_tmpdir}/tmp.raw.${src_name}" 2>/dev/null >"${adb_tmpfile}.${src_name}"
+ "${adb_awkcmd}" 'BEGIN{FS="."}{for(f=NF;f>1;f--)printf "%s.",$f;print $1}' "${adb_tmpdir}/tmp.deduplicate.${src_name}" >"${adb_tmpdir}/tmp.raw.${src_name}"
+ "${adb_sortcmd}" ${adb_srtopts} -u "${adb_tmpdir}/tmp.raw.${src_name}" 2>/dev/null >"${adb_tmpfile}.${src_name}"
out_rc="${?}"
: > "${adb_tmpdir}/tmp.raw.${src_name}"
elif [ "${src_name}" = "whitelist" ] && [ -f "${adb_whitelist}" ]; then
rset="/^([[:alnum:]_-]{1,63}\\.)+[[:alpha:]]+([[:space:]]|$)/{print tolower(\$1)}"
- printf "%s\n" "${adb_lookupdomain}" | "${adb_awk}" "${rset}" >"${adb_tmpdir}/tmp.raw.${src_name}"
- "${adb_awk}" "${rset}" "${adb_whitelist}" >>"${adb_tmpdir}/tmp.raw.${src_name}"
+ printf "%s\n" "${adb_lookupdomain}" | "${adb_awkcmd}" "${rset}" >"${adb_tmpdir}/tmp.raw.${src_name}"
+ "${adb_awkcmd}" "${rset}" "${adb_whitelist}" >>"${adb_tmpdir}/tmp.raw.${src_name}"
out_rc="${?}"
if [ "${out_rc}" = "0" ]; then
rset="/^([[:alnum:]_-]{1,63}\\.)+[[:alpha:]]+([[:space:]]|$)/{print tolower(\$1)}"
- "${adb_awk}" "${rset}" "${adb_tmpdir}/tmp.raw.${src_name}" >"${adb_tmpdir}/tmp.rem.${src_name}"
+ "${adb_awkcmd}" "${rset}" "${adb_tmpdir}/tmp.raw.${src_name}" >"${adb_tmpdir}/tmp.rem.${src_name}"
out_rc="${?}"
if [ "${out_rc}" = "0" ] && [ "${adb_dnsallow}" != "1" ]; then
eval "${adb_dnsallow}" "${adb_tmpdir}/tmp.raw.${src_name}" >"${adb_tmpdir}/tmp.add.${src_name}"
fi
if [ "${out_rc}" = "0" ]; then
if [ -x "${adb_lookupcmd}" ]; then
- safe_ips="$("${adb_lookupcmd}" "${safe_cname}" 2>/dev/null | "${adb_awk}" '/^Address[ 0-9]*: /{ORS=" ";print $NF}')"
- [ -n "${safe_ips}" ] && "${adb_awk}" "${rset}" "${safe_domains}" >"${adb_tmpdir}/tmp.raw.safesearch.${src_name}"
+ safe_ips="$("${adb_lookupcmd}" "${safe_cname}" 2>/dev/null | "${adb_awkcmd}" '/^Address[ 0-9]*: /{ORS=" ";print $NF}')"
+ [ -n "${safe_ips}" ] && "${adb_awkcmd}" "${rset}" "${safe_domains}" >"${adb_tmpdir}/tmp.raw.safesearch.${src_name}"
fi
out_rc="${?}"
fi
safe_cname="strict.bing.com"
safe_domains="www.bing.com"
if [ -x "${adb_lookupcmd}" ]; then
- safe_ips="$("${adb_lookupcmd}" "${safe_cname}" 2>/dev/null | "${adb_awk}" '/^Address[ 0-9]*: /{ORS=" ";print $NF}')"
+ safe_ips="$("${adb_lookupcmd}" "${safe_cname}" 2>/dev/null | "${adb_awkcmd}" '/^Address[ 0-9]*: /{ORS=" ";print $NF}')"
[ -n "${safe_ips}" ] && printf "%s\n" ${safe_domains} >"${adb_tmpdir}/tmp.raw.safesearch.${src_name}"
fi
out_rc="${?}"
safe_cname="safe.duckduckgo.com"
safe_domains="duckduckgo.com"
if [ -x "${adb_lookupcmd}" ]; then
- safe_ips="$("${adb_lookupcmd}" "${safe_cname}" 2>/dev/null | "${adb_awk}" '/^Address[ 0-9]*: /{ORS=" ";print $NF}')"
+ safe_ips="$("${adb_lookupcmd}" "${safe_cname}" 2>/dev/null | "${adb_awkcmd}" '/^Address[ 0-9]*: /{ORS=" ";print $NF}')"
[ -n "${safe_ips}" ] && printf "%s\n" ${safe_domains} >"${adb_tmpdir}/tmp.raw.safesearch.${src_name}"
fi
out_rc="${?}"
safe_cname="safesearch.pixabay.com"
safe_domains="pixabay.com"
if [ -x "${adb_lookupcmd}" ]; then
- safe_ips="$("${adb_lookupcmd}" "${safe_cname}" 2>/dev/null | "${adb_awk}" '/^Address[ 0-9]*: /{ORS=" ";print $NF}')"
+ safe_ips="$("${adb_lookupcmd}" "${safe_cname}" 2>/dev/null | "${adb_awkcmd}" '/^Address[ 0-9]*: /{ORS=" ";print $NF}')"
[ -n "${safe_ips}" ] && printf "%s\n" ${safe_domains} >"${adb_tmpdir}/tmp.raw.safesearch.${src_name}"
fi
out_rc="${?}"
safe_cname="familysearch.yandex.ru"
safe_domains="ya.ru yandex.ru yandex.com yandex.com.tr yandex.ua yandex.by yandex.ee yandex.lt yandex.lv yandex.md yandex.uz yandex.tm yandex.tj yandex.az yandex.kz"
if [ -x "${adb_lookupcmd}" ]; then
- safe_ips="$("${adb_lookupcmd}" "${safe_cname}" 2>/dev/null | "${adb_awk}" '/^Address[ 0-9]*: /{ORS=" ";print $NF}')"
+ safe_ips="$("${adb_lookupcmd}" "${safe_cname}" 2>/dev/null | "${adb_awkcmd}" '/^Address[ 0-9]*: /{ORS=" ";print $NF}')"
[ -n "${safe_ips}" ] && printf "%s\n" ${safe_domains} >"${adb_tmpdir}/tmp.raw.safesearch.${src_name}"
fi
out_rc="${?}"
fi
safe_domains="www.youtube.com m.youtube.com youtubei.googleapis.com youtube.googleapis.com www.youtube-nocookie.com"
if [ -x "${adb_lookupcmd}" ]; then
- safe_ips="$("${adb_lookupcmd}" "${safe_cname}" 2>/dev/null | "${adb_awk}" '/^Address[ 0-9]*: /{ORS=" ";print $NF}')"
+ safe_ips="$("${adb_lookupcmd}" "${safe_cname}" 2>/dev/null | "${adb_awkcmd}" '/^Address[ 0-9]*: /{ORS=" ";print $NF}')"
[ -n "${safe_ips}" ] && printf "%s\n" ${safe_domains} >"${adb_tmpdir}/tmp.raw.safesearch.${src_name}"
fi
out_rc="${?}"
find "${adb_backupdir}" ${ffiles} -print0 2>/dev/null | xargs -0 rm 2>/dev/null
fi
unset src_name
- "${adb_sort}" ${adb_srtopts} -mu "${adb_tmpfile}".* 2>/dev/null >"${adb_tmpdir}/${adb_dnsfile}"
+ "${adb_sortcmd}" ${adb_srtopts} -mu "${adb_tmpfile}".* 2>/dev/null >"${adb_tmpdir}/${adb_dnsfile}"
out_rc="${?}"
rm -f "${adb_tmpfile}".*
;;
f_tld() {
local cnt cnt_tld cnt_rem source="${1}" temp_tld="${1}.tld"
- if "${adb_awk}" '{if(NR==1){tld=$NF};while(getline){if(index($NF,tld".")==0){print tld;tld=$NF}}print tld}' "${source}" |
- "${adb_awk}" 'BEGIN{FS="."}{for(f=NF;f>1;f--)printf "%s.",$f;print $1}' >"${temp_tld}"; then
+ if "${adb_awkcmd}" '{if(NR==1){tld=$NF};while(getline){if(index($NF,tld".")==0){print tld;tld=$NF}}print tld}' "${source}" |
+ "${adb_awkcmd}" 'BEGIN{FS="."}{for(f=NF;f>1;f--)printf "%s.",$f;print $1}' >"${temp_tld}"; then
cnt_tld="$(wc -l 2>/dev/null <"${temp_tld}")"
if [ -s "${adb_tmpdir}/tmp.rem.whitelist" ]; then
- "${adb_awk}" 'NR==FNR{del[$0];next};!($0 in del)' "${adb_tmpdir}/tmp.rem.whitelist" "${temp_tld}" >"${source}"
+ "${adb_awkcmd}" 'NR==FNR{del[$0];next};!($0 in del)' "${adb_tmpdir}/tmp.rem.whitelist" "${temp_tld}" >"${source}"
cnt_rem="$(wc -l 2>/dev/null <"${source}")"
else
mv -f "${temp_tld}" "${source}"
while [ "${domain}" != "${tld}" ]; do
search="${domain//[+*~%\$&\"\']/}"
search="${search//./\\.}"
- result="$("${adb_awk}" -F '/|\"|\t| ' "/^(${search}|${prefix}+${search}.*${suffix})$/{i++;if(i<=9){printf \" + %s\n\",\$${field}}else if(i==10){printf \" + %s\n\",\"[...]\";exit}}" "${adb_dnsdir}/${adb_dnsfile}")"
+ result="$("${adb_awkcmd}" -F '/|\"|\t| ' "/^(${search}|${prefix}+${search}.*${suffix})$/{i++;if(i<=9){printf \" + %s\n\",\$${field}}else if(i==10){printf \" + %s\n\",\"[...]\";exit}}" "${adb_dnsdir}/${adb_dnsfile}")"
printf "%s\n%s\n%s\n" ":::" "::: domain '${domain}' in active blocklist" ":::"
printf "%s\n\n" "${result:-" - no match"}"
domain="${tld}"
suffix="${file##*.}"
if [ "${suffix}" = "gz" ]; then
zcat "${file}" 2>/dev/null |
- "${adb_awk}" 'BEGIN{FS="."}{for(f=NF;f>1;f--)printf "%s.",$f;print $1}' | "${adb_awk}" -v f="${file##*/}" "BEGIN{rc=1};/^($search|.*\\.${search})$/{i++;if(i<=3){printf \" + %-30s%s\n\",f,\$1;rc=0}else if(i==4){printf \" + %-30s%s\n\",f,\"[...]\"}};END{exit rc}"
+ "${adb_awkcmd}" 'BEGIN{FS="."}{for(f=NF;f>1;f--)printf "%s.",$f;print $1}' | "${adb_awkcmd}" -v f="${file##*/}" "BEGIN{rc=1};/^($search|.*\\.${search})$/{i++;if(i<=3){printf \" + %-30s%s\n\",f,\$1;rc=0}else if(i==4){printf \" + %-30s%s\n\",f,\"[...]\"}};END{exit rc}"
else
- "${adb_awk}" -v f="${file##*/}" "BEGIN{rc=1};/^($search|.*\\.${search})$/{i++;if(i<=3){printf \" + %-30s%s\n\",f,\$1;rc=0}else if(i==4){printf \" + %-30s%s\n\",f,\"[...]\"}};END{exit rc}" "${file}"
+ "${adb_awkcmd}" -v f="${file##*/}" "BEGIN{rc=1};/^($search|.*\\.${search})$/{i++;if(i<=3){printf \" + %-30s%s\n\",f,\$1;rc=0}else if(i==4){printf \" + %-30s%s\n\",f,\"[...]\"}};END{exit rc}" "${file}"
fi
if [ "${?}" = "0" ]; then
result="true"
f_jsnup() {
local entry sources runtime utils bg_pid status="${1:-"enabled"}"
- adb_memory="$("${adb_awk}" '/^MemTotal|^MemFree|^MemAvailable/{ORS="/"; print int($2/1000)}' "/proc/meminfo" 2>/dev/null |
- "${adb_awk}" '{print substr($0,1,length($0)-1)}')"
+ adb_memory="$("${adb_awkcmd}" '/^MemTotal|^MemFree|^MemAvailable/{ORS="/"; print int($2/1000)}' "/proc/meminfo" 2>/dev/null |
+ "${adb_awkcmd}" '{print substr($0,1,length($0)-1)}')"
case "${status}" in
"enabled" | "error")
esac
json_init
if json_load_file "${adb_rtfile}" >/dev/null 2>&1; then
- utils="download: $(readlink -fn "${adb_fetchutil}"), sort: $(readlink -fn "${adb_sort}"), awk: $(readlink -fn "${adb_awk}")"
+ utils="download: $(readlink -fn "${adb_fetchutil}"), sort: $(readlink -fn "${adb_sortcmd}"), awk: $(readlink -fn "${adb_awkcmd}")"
[ -z "${adb_cnt}" ] && { json_get_var adb_cnt "blocked_domains"; adb_cnt="${adb_cnt%% *}"; }
[ -z "${runtime}" ] && json_get_var runtime "last_run"
fi
adb_cnt="0"
sources="restrictive_jail"
else
- sources="$(printf "%s\n" ${adb_sources} | "${adb_sort}" | "${adb_awk}" '{ORS=" ";print $0}')"
+ sources="$(printf "%s\n" ${adb_sources} | "${adb_sortcmd}" | "${adb_awkcmd}" '{ORS=" ";print $0}')"
fi
: >"${adb_rtfile}"
if [ -n "${log_msg}" ] && { [ "${class}" != "debug" ] || [ "${adb_debug}" = "1" ]; }; then
[ -x "${adb_loggercmd}" ] && "${adb_loggercmd}" -p "${class}" -t "adblock-${adb_ver}[${$}]" "${log_msg}" || \
printf "%s %s %s\n" "${class}" "adblock-${adb_ver}[${$}]" "${log_msg}"
- if [ "${class}" = "err" ]; then
+ if [ "${class}" = "err" ] || [ "${class}" = "emerg" ]; then
f_rmdns
f_jsnup "error"
exit 1
f_main() {
local src_tmpload src_tmpfile src_name src_rset src_url src_log src_arc src_cat src_item src_list src_entries src_suffix src_rc entry cnt
- f_log "debug" "f_main ::: memory: ${adb_memory:-0}, cores: ${adb_cores}, safe_search: ${adb_safesearch}, force_dns: ${adb_forcedns}, awk: ${adb_awk}"
+ f_log "debug" "f_main ::: memory: ${adb_memory:-0}, cores: ${adb_cores}, safe_search: ${adb_safesearch}, force_dns: ${adb_forcedns}, awk: ${adb_awkcmd}"
# white- and blacklist preparation
#
fi
: >"${src_arc}"
else
- src_log="$(printf "%s" "${src_log}" | "${adb_awk}" '{ORS=" ";print $0}')"
+ src_log="$(printf "%s" "${src_log}" | "${adb_awkcmd}" '{ORS=" ";print $0}')"
f_log "info" "download of '${src_name}' failed, url: ${src_url}, rule: ${src_rset:-"-"}, categories: ${src_cat:-"-"}, rc: ${src_rc}, log: ${src_log:-"-"}"
fi
if [ "${src_rc}" = "0" ] && [ -s "${src_tmpload}" ]; then
- "${adb_awk}" "${src_rset}" "${src_tmpload}" | sed "s/\r//g" | "${adb_awk}" 'BEGIN{FS="."}{for(f=NF;f>1;f--)printf "%s.",$f;print $1}' >"${src_tmpsort}"
+ "${adb_awkcmd}" "${src_rset}" "${src_tmpload}" | "${adb_sedcmd}" "s/\r//g" | "${adb_awkcmd}" 'BEGIN{FS="."}{for(f=NF;f>1;f--)printf "%s.",$f;print $1}' >"${src_tmpsort}"
: >"${src_tmpload}"
- "${adb_sort}" ${adb_srtopts} -u "${src_tmpsort}" 2>/dev/null >"${src_tmpfile}"
+ "${adb_sortcmd}" ${adb_srtopts} -u "${src_tmpsort}" 2>/dev/null >"${src_tmpfile}"
src_rc="${?}"
: >"${src_tmpsort}"
if [ "${src_rc}" = "0" ] && [ -s "${src_tmpfile}" ]; then
fi
done
if [ "${src_rc}" = "0" ] && [ -s "${src_tmpload}" ]; then
- "${adb_awk}" "${src_rset}" "${src_tmpload}" | sed "s/\r//g" |
- "${adb_awk}" 'BEGIN{FS="."}{for(f=NF;f>1;f--)printf "%s.",$f;print $1}' >"${src_tmpsort}"
+ "${adb_awkcmd}" "${src_rset}" "${src_tmpload}" | "${adb_sedcmd}" "s/\r//g" |
+ "${adb_awkcmd}" 'BEGIN{FS="."}{for(f=NF;f>1;f--)printf "%s.",$f;print $1}' >"${src_tmpsort}"
: >"${src_tmpload}"
- "${adb_sort}" ${adb_srtopts} -u "${src_tmpsort}" 2>/dev/null >"${src_tmpfile}"
+ "${adb_sortcmd}" ${adb_srtopts} -u "${src_tmpsort}" 2>/dev/null >"${src_tmpfile}"
src_rc="${?}"
: >"${src_tmpsort}"
if [ "${src_rc}" = "0" ] && [ -s "${src_tmpfile}" ]; then
: >"${src_tmpfile}"
fi
else
- src_log="$(printf "%s" "${src_log}" | "${adb_awk}" '{ORS=" ";print $0}')"
+ src_log="$(printf "%s" "${src_log}" | "${adb_awkcmd}" '{ORS=" ";print $0}')"
f_log "info" "download of '${src_name}' failed, url: ${src_url}, rule: ${src_rset:-"-"}, categories: ${src_cat:-"-"}, rc: ${src_rc}, log: ${src_log:-"-"}"
[ "${adb_backup}" = "1" ] && [ "${adb_action}" != "start" ] && f_list restore
fi
(
if [ "${adb_repiface}" = "any" ]; then
"${adb_dumpcmd}" "${resolve}" --immediate-mode -T domain -tttt -r "${file}" 2>/dev/null |
- "${adb_awk}" -v cnt="${cnt}" '!/\.lan\. |PTR\? | SOA\? | Flags /&&/ A[A]*\? |NXDomain|0\.0\.0\.0|[0-9]\/[0-9]\/[0-9]/{sub(/\.[0-9]+$/,"",$6);
+ "${adb_awkcmd}" -v cnt="${cnt}" '!/\.lan\. |PTR\? | SOA\? | Flags /&&/ A[A]*\? |NXDomain|0\.0\.0\.0|[0-9]\/[0-9]\/[0-9]/{sub(/\.[0-9]+$/,"",$6);
type=substr($(NF-1),length($(NF-1)));
if(type=="."&&$(NF-2)!="CNAME")
{domain=substr($(NF-1),1,length($(NF-1))-1);type="RQ"}
printf "%08d\t%s\t%s\t%s\t%-25s\t%s\n",$9,type,$1,substr($2,1,8),$6,domain}' >>"${report_raw}"
else
"${adb_dumpcmd}" "${resolve}" --immediate-mode -T domain -tttt -r "${file}" 2>/dev/null |
- "${adb_awk}" -v cnt="${cnt}" '!/\.lan\. |PTR\? | SOA\? | Flags /&&/ A[A]*\? |NXDomain|0\.0\.0\.0|[0-9]\/[0-9]\/[0-9]/{sub(/\.[0-9]+$/,"",$4);
+ "${adb_awkcmd}" -v cnt="${cnt}" '!/\.lan\. |PTR\? | SOA\? | Flags /&&/ A[A]*\? |NXDomain|0\.0\.0\.0|[0-9]\/[0-9]\/[0-9]/{sub(/\.[0-9]+$/,"",$4);
type=substr($(NF-1),length($(NF-1)));
if(type=="."&&$(NF-2)!="CNAME")
{domain=substr($(NF-1),1,length($(NF-1))-1);type="RQ"}
done
wait
if [ -s "${report_raw}" ]; then
- "${adb_sort}" ${adb_srtopts} -k3,3 -k4,4 -k1,1 -k2,2 -u -r "${report_raw}" |
- "${adb_awk}" '{currA=($1+0);currB=$1;currC=$2;if(reqA==currB){reqA=0;printf "%-90s\t%s\n",d,$2}else if(currC=="RQ"){reqA=currA;d=$3"\t"$4"\t"$5"\t"$6}}' |
- "${adb_sort}" ${adb_srtopts} -u -r >"${report_srt}"
+ "${adb_sortcmd}" ${adb_srtopts} -k3,3 -k4,4 -k1,1 -k2,2 -u -r "${report_raw}" |
+ "${adb_awkcmd}" '{currA=($1+0);currB=$1;currC=$2;if(reqA==currB){reqA=0;printf "%-90s\t%s\n",d,$2}else if(currC=="RQ"){reqA=currA;d=$3"\t"$4"\t"$5"\t"$6}}' |
+ "${adb_sortcmd}" ${adb_srtopts} -u -r >"${report_srt}"
: >"${report_raw}"
fi
if [ -s "${report_srt}" ]; then
- start="$("${adb_awk}" 'END{printf "%s_%s",$1,$2}' "${report_srt}")"
- end="$("${adb_awk}" 'NR==1{printf "%s_%s",$1,$2}' "${report_srt}")"
+ start="$("${adb_awkcmd}" 'END{printf "%s_%s",$1,$2}' "${report_srt}")"
+ end="$("${adb_awkcmd}" 'NR==1{printf "%s_%s",$1,$2}' "${report_srt}")"
total="$(wc -l <"${report_srt}")"
- blocked="$("${adb_awk}" '{if($5=="NX")cnt++}END{printf "%s",cnt}' "${report_srt}")"
- percent="$("${adb_awk}" -v t="${total}" -v b="${blocked}" 'BEGIN{printf "%.2f%s",b/t*100,"%"}')"
+ blocked="$("${adb_awkcmd}" '{if($5=="NX")cnt++}END{printf "%s",cnt}' "${report_srt}")"
+ percent="$("${adb_awkcmd}" -v t="${total}" -v b="${blocked}" 'BEGIN{printf "%.2f%s",b/t*100,"%"}')"
: >"${report_jsn}"
{
printf "%s\n" "{ "
printf "\t%s" "\"${top}\": [ " >>"${report_jsn}"
case "${top}" in
"top_clients")
- "${adb_awk}" '{print $3}' "${report_srt}" | "${adb_sort}" ${adb_srtopts} | uniq -c |
- "${adb_sort}" ${adb_srtopts} -nr |
- "${adb_awk}" "{ORS=\" \";if(NR==1)printf \"\n\t\t{\n\t\t\t\\\"count\\\": \\\"%s\\\",\n\t\t\t\\\"address\\\": \\\"%s\\\"\n\t\t}\",\$1,\$2; else if(NR<=${top_count})printf \",\n\t\t{\n\t\t\t\\\"count\\\": \\\"%s\\\",\n\t\t\t\\\"address\\\": \\\"%s\\\"\n\t\t}\",\$1,\$2}" >>"${report_jsn}"
+ "${adb_awkcmd}" '{print $3}' "${report_srt}" | "${adb_sortcmd}" ${adb_srtopts} | uniq -c |
+ "${adb_sortcmd}" ${adb_srtopts} -nr |
+ "${adb_awkcmd}" "{ORS=\" \";if(NR==1)printf \"\n\t\t{\n\t\t\t\\\"count\\\": \\\"%s\\\",\n\t\t\t\\\"address\\\": \\\"%s\\\"\n\t\t}\",\$1,\$2; else if(NR<=${top_count})printf \",\n\t\t{\n\t\t\t\\\"count\\\": \\\"%s\\\",\n\t\t\t\\\"address\\\": \\\"%s\\\"\n\t\t}\",\$1,\$2}" >>"${report_jsn}"
;;
"top_domains")
- "${adb_awk}" '{if($5!="NX")print $4}' "${report_srt}" | "${adb_sort}" ${adb_srtopts} | uniq -c |
- "${adb_sort}" ${adb_srtopts} -nr |
- "${adb_awk}" "{ORS=\" \";if(NR==1)printf \"\n\t\t{\n\t\t\t\\\"count\\\": \\\"%s\\\",\n\t\t\t\\\"address\\\": \\\"%s\\\"\n\t\t}\",\$1,\$2; else if(NR<=${top_count})printf \",\n\t\t{\n\t\t\t\\\"count\\\": \\\"%s\\\",\n\t\t\t\\\"address\\\": \\\"%s\\\"\n\t\t}\",\$1,\$2}" >>"${report_jsn}"
+ "${adb_awkcmd}" '{if($5!="NX")print $4}' "${report_srt}" | "${adb_sortcmd}" ${adb_srtopts} | uniq -c |
+ "${adb_sortcmd}" ${adb_srtopts} -nr |
+ "${adb_awkcmd}" "{ORS=\" \";if(NR==1)printf \"\n\t\t{\n\t\t\t\\\"count\\\": \\\"%s\\\",\n\t\t\t\\\"address\\\": \\\"%s\\\"\n\t\t}\",\$1,\$2; else if(NR<=${top_count})printf \",\n\t\t{\n\t\t\t\\\"count\\\": \\\"%s\\\",\n\t\t\t\\\"address\\\": \\\"%s\\\"\n\t\t}\",\$1,\$2}" >>"${report_jsn}"
;;
"top_blocked")
- "${adb_awk}" '{if($5=="NX")print $4}' "${report_srt}" |
- "${adb_sort}" ${adb_srtopts} | uniq -c | "${adb_sort}" ${adb_srtopts} -nr |
- "${adb_awk}" "{ORS=\" \";if(NR==1)printf \"\n\t\t{\n\t\t\t\\\"count\\\": \\\"%s\\\",\n\t\t\t\\\"address\\\": \\\"%s\\\"\n\t\t}\",\$1,\$2; else if(NR<=${top_count})printf \",\n\t\t{\n\t\t\t\\\"count\\\": \\\"%s\\\",\n\t\t\t\\\"address\\\": \\\"%s\\\"\n\t\t}\",\$1,\$2}" >>"${report_jsn}"
+ "${adb_awkcmd}" '{if($5=="NX")print $4}' "${report_srt}" |
+ "${adb_sortcmd}" ${adb_srtopts} | uniq -c | "${adb_sortcmd}" ${adb_srtopts} -nr |
+ "${adb_awkcmd}" "{ORS=\" \";if(NR==1)printf \"\n\t\t{\n\t\t\t\\\"count\\\": \\\"%s\\\",\n\t\t\t\\\"address\\\": \\\"%s\\\"\n\t\t}\",\$1,\$2; else if(NR<=${top_count})printf \",\n\t\t{\n\t\t\t\\\"count\\\": \\\"%s\\\",\n\t\t\t\\\"address\\\": \\\"%s\\\"\n\t\t}\",\$1,\$2}" >>"${report_jsn}"
;;
esac
printf "\n\t%s\n" "]," >>"${report_jsn}"
done
search="${search//./\\.}"
search="${search//[+*~%\$&\"\' ]/}"
- "${adb_awk}" "BEGIN{i=0;printf \"\t\\\"requests\\\": [\n\"}/(${search})/{i++;if(i==1)printf \"\n\t\t{\n\t\t\t\\\"date\\\": \\\"%s\\\",\n\t\t\t\\\"time\\\": \\\"%s\\\",\n\t\t\t\\\"client\\\": \\\"%s\\\",\n\t\t\t\\\"domain\\\": \\\"%s\\\",\n\t\t\t\\\"rc\\\": \\\"%s\\\"\n\t\t}\",\$1,\$2,\$3,\$4,\$5;else if(i<=${res_count})printf \",\n\t\t{\n\t\t\t\\\"date\\\": \\\"%s\\\",\n\t\t\t\\\"time\\\": \\\"%s\\\",\n\t\t\t\\\"client\\\": \\\"%s\\\",\n\t\t\t\\\"domain\\\": \\\"%s\\\",\n\t\t\t\\\"rc\\\": \\\"%s\\\"\n\t\t}\",\$1,\$2,\$3,\$4,\$5}END{printf \"\n\t]\n}\n\"}" "${adb_reportdir}/adb_report.srt" >>"${report_jsn}"
+ "${adb_awkcmd}" "BEGIN{i=0;printf \"\t\\\"requests\\\": [\n\"}/(${search})/{i++;if(i==1)printf \"\n\t\t{\n\t\t\t\\\"date\\\": \\\"%s\\\",\n\t\t\t\\\"time\\\": \\\"%s\\\",\n\t\t\t\\\"client\\\": \\\"%s\\\",\n\t\t\t\\\"domain\\\": \\\"%s\\\",\n\t\t\t\\\"rc\\\": \\\"%s\\\"\n\t\t}\",\$1,\$2,\$3,\$4,\$5;else if(i<=${res_count})printf \",\n\t\t{\n\t\t\t\\\"date\\\": \\\"%s\\\",\n\t\t\t\\\"time\\\": \\\"%s\\\",\n\t\t\t\\\"client\\\": \\\"%s\\\",\n\t\t\t\\\"domain\\\": \\\"%s\\\",\n\t\t\t\\\"rc\\\": \\\"%s\\\"\n\t\t}\",\$1,\$2,\$3,\$4,\$5}END{printf \"\n\t]\n}\n\"}" "${adb_reportdir}/adb_report.srt" >>"${report_jsn}"
: >"${report_srt}"
fi
fi
f_log "err" "system libraries not found"
fi
+# initial system calls
+#
+adb_awkcmd="$(f_cmd gawk awk)"
+adb_sortcmd="$(f_cmd sort)"
+adb_grepcmd="$(f_cmd grep)"
+adb_pgrepcmd="$(f_cmd pgrep)"
+adb_sedcmd="$(f_cmd sed)"
+adb_jsoncmd="$(f_cmd jsonfilter)"
+adb_ubuscmd="$(f_cmd ubus)"
+adb_loggercmd="$(f_cmd logger)"
+adb_dumpcmd="$(f_cmd tcpdump)"
+adb_lookupcmd="$(f_cmd nslookup)"
+
# handle different adblock actions
#
f_load
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