adblock: release 4.2.5-1
authorDirk Brenken <dev@brenken.org>
Mon, 17 Feb 2025 20:58:24 +0000 (21:58 +0100)
committerDirk Brenken <dev@brenken.org>
Mon, 17 Feb 2025 20:58:24 +0000 (21:58 +0100)
* removed needless subshell calls
* add memory measurements:
   - size of the final blocklist in MB
   - free memory in MB (MemAvailable from /proc/meminfo)
   - script max. used RAM (VmHWM from /proc/$$/status)
* optimized restart logic
* cosmetics

Signed-off-by: Dirk Brenken <dev@brenken.org>
net/adblock/Makefile
net/adblock/files/README.md
net/adblock/files/adblock.init
net/adblock/files/adblock.mail
net/adblock/files/adblock.sh

index a84b8eeb8894b3076db881f3e44573a1b6d6b4d1..36d7fd7fa1b158c6c380f48e1acac3a79551f40a 100644 (file)
@@ -6,8 +6,8 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=adblock
-PKG_VERSION:=4.2.4
-PKG_RELEASE:=2
+PKG_VERSION:=4.2.5
+PKG_RELEASE:=1
 PKG_LICENSE:=GPL-3.0-or-later
 PKG_MAINTAINER:=Dirk Brenken <dev@brenken.org>
 
index 7fa2dc21bc6a70f37673e7e0bddd0f2f3575e535..7f99e7108bdfb32e4252f95ee24ec37ac1c51bce 100644 (file)
@@ -156,7 +156,7 @@ Available commands:
 | adb_enabled        | 1, enabled                         | set to 0 to disable the adblock service                                                        |
 | adb_srcarc         | -, /etc/adblock/adblock.sources.gz | full path to the used adblock source archive                                                   |
 | adb_srcfile        | -, /tmp/adb_sources.json           | full path to the used adblock source file, which has a higher precedence than the archive file |
-| adb_dns            | -, auto-detected                   | 'dnsmasq', 'unbound', 'named', 'kresd' or 'raw'                                                |
+| adb_dns            | -, auto-detected                   | 'dnsmasq', 'unbound', 'named', 'kresd', 'smartdns' or 'raw'                                    |
 | adb_fetchutil      | -, auto-detected                   | 'uclient-fetch', 'wget', 'curl' or 'aria2c'                                                    |
 | adb_fetchparm      | -, auto-detected                   | manually override the config options for the selected download utility                         |
 | adb_fetchinsecure  | 0, disabled                        | don't check SSL server certificates during download                                            |
index d35b3c1e7c36aa4299e5cf4c3dc2d3f5430020b0..d1b699c04cebc625fea4ac39ea1b399da5b76491 100755 (executable)
@@ -51,6 +51,7 @@ stop_service() {
 }
 
 restart() {
+       rc_procd "${adb_script}" stop
        rc_procd start_service restart
 }
 
index f5f74d57b682900dcd6619fe27a849b3d415cb01..a5132aaccb5a834fc5b1a9c43e84b07fc3d7ce9d 100755 (executable)
@@ -1,6 +1,6 @@
 #!/bin/sh
 # send mail script for adblock notifications
-# Copyright (c) 2015-2024 Dirk Brenken (dev@brenken.org)
+# Copyright (c) 2015-2025 Dirk Brenken (dev@brenken.org)
 # This is free software, licensed under the GNU General Public License v3.
 
 # Please note: you have to manually install and configure the package 'msmtp' before using this script
index bcce5667b1e9607a2cc6e481e66cc2b61afa4596..0166b09b18438047e54af57ad202065473d7fd65 100755 (executable)
@@ -27,6 +27,7 @@ adb_mailcnt="0"
 adb_jail="0"
 adb_tld="1"
 adb_dns=""
+adb_dnspid=""
 adb_dnsprefix="adb_list"
 adb_locallist="blacklist whitelist iplist"
 adb_tmpbase="/tmp"
@@ -82,7 +83,8 @@ f_load() {
 
        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}" -ql1  -e '@.model' -e '@.release.target' -e '@.release.distribution' -e '@.release.version' -e '@.release.revision' |
+       adb_sysver="$("${adb_ubuscmd}" -S call system board 2>/dev/null |
+               "${adb_jsoncmd}" -ql1  -e '@.model' -e '@.release.target' -e '@.release.distribution' -e '@.release.version' -e '@.release.revision' |
                "${adb_awkcmd}" 'BEGIN{RS="";FS="\n"}{printf "%s, %s, %s %s %s %s",$1,$2,$3,$4,$5,$6}')"
        f_conf
 
@@ -113,7 +115,7 @@ f_load() {
                f_log "info" "Please install the package 'tcpdump' or 'tcpdump-mini' to use the reporting feature"
        elif [ -x "${adb_dumpcmd}" ]; then
                bg_pid="$("${adb_pgrepcmd}" -f "^${adb_dumpcmd}.*adb_report\\.pcap$" | "${adb_awkcmd}" '{ORS=" "; print $1}')"
-               if [ "${adb_report}" = "0" ] || { [ -n "${bg_pid}" ] && { [ "${adb_action}" = "stop" ] || [ "${adb_action}" = "restart" ]; }; }; then
+               if [ "${adb_report}" = "0" ] || { [ -n "${bg_pid}" ] && [ "${adb_action}" = "stop" ]; }; then
                        if [ -n "${bg_pid}" ]; then
                                kill -HUP "${bg_pid}" 2>/dev/null
                                while kill -0 "${bg_pid}" 2>/dev/null; do
@@ -445,16 +447,16 @@ f_temp() {
 f_rmtemp() {
        rm -rf "${adb_tmpdir}" "${adb_srcfile}"
        : >"${adb_pidfile}"
+       if [ "${adb_backup}" = "0" ]; then
+               rm -f "${adb_backupdir}/${adb_dnsprefix}".*.gz
+       fi
 }
 
 # remove dns related files
 #
 f_rmdns() {
-       if "${adb_ubuscmd}" -S call service list '{"name":"adblock"}' | "${adb_jsoncmd}" -ql1 -e '@["adblock"].instances.*.running' >/dev/null; then
+       if "${adb_ubuscmd}" -S call service list 2>/dev/null | "${adb_jsoncmd}" -ql1 -e '@["adblock"].instances.*.running' >/dev/null; then
                : >"${adb_rtfile}"
-               if [ "${adb_backup}" = "0" ] || [ "${adb_action}" = "stop" ]; then
-                       rm -f "${adb_backupdir}/${adb_dnsprefix}".*.gz
-               fi
                printf "%b" "${adb_dnsheader}" >"${adb_dnsdir}/${adb_dnsfile}"
                f_dnsup 4
        fi
@@ -589,7 +591,7 @@ f_extconf() {
 # restart dns backend
 #
 f_dnsup() {
-       local rset dns_service dns_up dns_pid restart_rc cnt="0" out_rc="4" in_rc="${1:-0}"
+       local rset dns_service dns_up restart_rc cnt="0" out_rc="4" in_rc="${1:-0}"
 
        if [ "${adb_dns}" = "raw" ] || [ -z "${adb_dns}" ]; then
                out_rc="0"
@@ -624,21 +626,21 @@ f_dnsup() {
                        restart_rc="${?}"
                fi
        fi
-       if [ "${restart_rc}" = "0" ]; then
+       if [ "${restart_rc}" = "0" ] && [ "${in_rc}" = "0" ]; then
                rset="/^(([[:alnum:]_-]{1,63}\\.)+[[:alnum:]-]+|[[:alnum:]-]+)([[:space:]]|$)/{print tolower(\$1)}"
                while [ "${cnt}" -le "${adb_dnstimeout}" ]; do
-                       dns_service="$("${adb_ubuscmd}" -S call service list "{\"name\":\"${adb_dns}\"}")"
+                       dns_service="$("${adb_ubuscmd}" -S call service list 2>/dev/null)"
                        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}/${adb_dnsfile}" >/dev/null 2>&1; then
+                       adb_dnspid="$(printf "%s" "${dns_service}" | "${adb_jsoncmd}" -l1 -e "@[\"${adb_dns}\"].instances.*.pid")"
+                       if [ "${dns_up}" = "true" ] && [ -n "${adb_dnspid}" ] && ! ls "/proc/${adb_dnspid}/fd/${adb_dnsdir}/${adb_dnsfile}" >/dev/null 2>&1; then
                                if [ -x "${adb_lookupcmd}" ] && [ "${adb_lookupdomain}" != "false" ] && [ -n "$(printf "%s" "${adb_lookupdomain}" | "${adb_awkcmd}" "${rset}")" ]; then
                                        if "${adb_lookupcmd}" "${adb_lookupdomain}" >/dev/null 2>&1; then
                                                out_rc="0"
                                                break
                                        fi
                                else
-                                       sleep ${adb_dnstimeout}
-                                       cnt=${adb_dnstimeout}
+                                       sleep "${adb_dnstimeout}"
+                                       cnt="${adb_dnstimeout}"
                                        out_rc="0"
                                        break
                                fi
@@ -654,14 +656,14 @@ f_dnsup() {
                fi
        fi
 
-       f_log "debug" "f_dnsup  ::: dns: ${adb_dns}, cache_cmd: ${adb_dnscachecmd:-"-"}, lookup_cmd: ${adb_lookupcmd:-"-"}, lookup_domain: ${adb_lookupdomain:-"-"}, restart_rc: ${restart_rc:-"-"}, dns_flush: ${adb_dnsflush}, dns_timeout: ${adb_dnstimeout}, dns_cnt: ${cnt}, in_rc: ${in_rc}, out_rc: ${out_rc}"
+       f_log "debug" "f_dnsup  ::: dns: ${adb_dns}, cache_cmd: ${adb_dnscachecmd:-"-"}, lookup_cmd: ${adb_lookupcmd:-"-"}, lookup_domain: ${adb_lookupdomain:-"-"}, restart_rc: ${restart_rc:-"-"}, dns_flush: ${adb_dnsflush}, dns_timeout: ${adb_dnstimeout}, dns_pid: ${adb_dnspid}, dns_cnt: ${cnt}, in_rc: ${in_rc}, out_rc: ${out_rc}"
        return "${out_rc}"
 }
 
 # backup/restore/remove blocklists
 #
 f_list() {
-       local hold file rset item array safe_url safe_ips safe_cname safe_domains ip out_rc file_name cnt mode="${1}" src_name="${2:-"${src_name}"}" in_rc="${src_rc:-0}" use_cname="0" ffiles="-maxdepth 1 -name ${adb_dnsprefix}.*.gz"
+       local file rset item array safe_url safe_ips safe_cname safe_domains ip out_rc file_name mode="${1}" src_name="${2:-"${src_name}"}" in_rc="${src_rc:-0}" use_cname="0" ffiles="-maxdepth 1 -name ${adb_dnsprefix}.*.gz"
 
        case "${mode}" in
                "iplist")
@@ -690,39 +692,41 @@ f_list() {
                        ;;
                "blacklist" | "whitelist")
                        src_name="${mode}"
-                       if [ "${src_name}" = "blacklist" ] && [ -f "${adb_blacklist}" ]; then
-                               file_name="${adb_tmpfile}.${src_name}"
-                               rset="/^(([[:alnum:]_-]{1,63}\\.)+[[:alnum:]-]+|[[:alnum:]-]+)([[:space:]]|$)/{print tolower(\$1)}"
-                               "${adb_awkcmd}" "${rset}" "${adb_blacklist}" >"${adb_tmpdir}/tmp.raw.${src_name}"
-                               if [ -s "${adb_whitelist}" ]; then
-                                       "${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
-                                       "${adb_catcmd}" "${adb_tmpdir}/tmp.raw.${src_name}" >"${adb_tmpdir}/tmp.deduplicate.${src_name}"
-                               fi
-                               "${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.${src_name}" 2>/dev/null >"${file_name}"
-                               out_rc="${?}"
-                       elif [ "${src_name}" = "whitelist" ] && [ -f "${adb_whitelist}" ]; then
-                               file_name="${adb_tmpdir}/tmp.raw.${src_name}"
-                               [ "${adb_lookupdomain}" != "false" ] && printf "%s\n" "${adb_lookupdomain}" | "${adb_awkcmd}" "${rset}" >"${file_name}"
-                               rset="/^(([[:alnum:]_-]{1,63}\\.)+[[:alnum:]-]+|[[:alnum:]-]+)([[:space:]]|$)/{print tolower(\$1)}"
-                               "${adb_awkcmd}" "${rset}" "${adb_whitelist}" >>"${file_name}"
-                               out_rc="${?}"
-                               if [ "${out_rc}" = "0" ]; then
-                                       "${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.${src_name}"
+                       rset="/^(([[:alnum:]_-]{1,63}\\.)+[[:alnum:]-]+|[[:alnum:]-]+)([[:space:]]|$)/{print tolower(\$1)}"
+                       case "${src_name}" in
+                               "blacklist") 
+                                       if [ -f "${adb_blacklist}" ]; then
+                                               file_name="${adb_tmpfile}.${src_name}"
+                                               "${adb_awkcmd}" "${rset}" "${adb_blacklist}" >"${adb_tmpdir}/tmp.raw.${src_name}"
+                                               if [ -s "${adb_whitelist}" ]; then
+                                                       "${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
+                                                       "${adb_catcmd}" "${adb_tmpdir}/tmp.raw.${src_name}" >"${adb_tmpdir}/tmp.deduplicate.${src_name}"
+                                               fi
+                                               "${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.${src_name}" 2>/dev/null >"${file_name}"
+                                               out_rc="${?}"
+                                       fi
+                                       ;;      
+                               "whitelist")
+                                       if [ -f "${adb_whitelist}" ]; then
+                                               file_name="${adb_tmpdir}/tmp.raw.${src_name}"
+                                               [ "${adb_lookupdomain}" != "false" ] && printf "%s\n" "${adb_lookupdomain}" | "${adb_awkcmd}" "${rset}" >"${file_name}"
+                                               "${adb_awkcmd}" "${rset}" "${adb_whitelist}" >>"${file_name}"
+                                               "${adb_awkcmd}" "${rset}" "${adb_tmpdir}/tmp.raw.${src_name}" >"${adb_tmpdir}/tmp.rem.${src_name}"
                                                out_rc="${?}"
-                                               if [ "${out_rc}" = "0" ] && [ "${adb_jail}" = "1" ] && [ "${adb_dnsstop}" != "0" ]; then
-                                                       rm -f "${adb_jaildir}/${adb_dnsjail}"
-                                                       [ -n "${adb_dnsheader}" ] && printf "%b" "${adb_dnsheader}" >>"${adb_jaildir}/${adb_dnsjail}"
-                                                       "${adb_catcmd}" "${adb_tmpdir}/tmp.add.${src_name}" >>"${adb_jaildir}/${adb_dnsjail}"
-                                                       printf "%b\n" "${adb_dnsstop}" >>"${adb_jaildir}/${adb_dnsjail}"
+                                               if [ "${adb_dnsallow}" != "1" ]; then
+                                                       eval "${adb_dnsallow}" "${adb_tmpdir}/tmp.raw.${src_name}" >"${adb_tmpdir}/tmp.add.${src_name}"
+                                                       if [ "${adb_jail}" = "1" ] && [ "${adb_dnsstop}" != "0" ]; then
+                                                               rm -f "${adb_jaildir}/${adb_dnsjail}"
+                                                               [ -n "${adb_dnsheader}" ] && printf "%b" "${adb_dnsheader}" >>"${adb_jaildir}/${adb_dnsjail}"
+                                                               "${adb_catcmd}" "${adb_tmpdir}/tmp.add.${src_name}" >>"${adb_jaildir}/${adb_dnsjail}"
+                                                               printf "%b\n" "${adb_dnsstop}" >>"${adb_jaildir}/${adb_dnsjail}"
+                                                       fi
                                                fi
                                        fi
-                               fi
-                       fi
+                                       ;;
+                               esac
                        ;;
                "safesearch")
                        file_name="${adb_tmpdir}/tmp.safesearch.${src_name}"
@@ -804,25 +808,19 @@ f_list() {
                                "${adb_zcatcmd}" "${adb_backupdir}/${adb_dnsprefix}.${src_name}.gz" >"${src_tmpfile}"
                                out_rc="${?}"
                        elif [ -z "${src_name}" ]; then
-                               cnt="1"
                                for file in "${adb_backupdir}/${adb_dnsprefix}".*.gz; do
                                        if [ -r "${file}" ]; then
                                                name="${file##*/}"
                                                name="${name%.*}"
-                                               "${adb_zcatcmd}" "${file}" >"${adb_tmpfile}.${name}" &
-                                               hold="$((cnt % adb_cores))"
-                                               if [ "${hold}" = "0" ]; then
-                                                       wait
-                                               fi
-                                               cnt="$((cnt + 1))"
+                                               "${adb_zcatcmd}" "${file}" >"${adb_tmpfile}.${name}"
+                                               out_rc="${?}"
+                                               [ "${out_rc}" != "0" ] && break
                                        fi
                                done
-                               wait
-                               out_rc="${?}"
                        else
                                out_rc=4
                        fi
-                       if [ "${adb_action}" != "start" ] && [ "${adb_action}" != "resume" ] && [ -n "${src_name}" ] && [ "${out_rc}" != "0" ]; then
+                       if [ "${adb_action}" != "start" ] && [ "${adb_action}" != "restart" ] && [ "${adb_action}" != "resume" ] && [ -n "${src_name}" ] && [ "${out_rc}" != "0" ]; then
                                adb_sources="${adb_sources/${src_name}}"
                        fi
                        ;;
@@ -854,13 +852,13 @@ f_list() {
                        [ -n "${adb_dnsheader}" ] && printf "%b" "${adb_dnsheader}" >>"${file_name}"
                        [ -s "${adb_tmpdir}/tmp.add.iplist" ] && "${adb_catcmd}" "${adb_tmpdir}/tmp.add.iplist" >>"${file_name}"
                        [ -s "${adb_tmpdir}/tmp.add.whitelist" ] && "${adb_catcmd}" "${adb_tmpdir}/tmp.add.whitelist" >>"${file_name}"
-                       "${adb_catcmd}" "${adb_tmpdir}/tmp.safesearch".* 2>/dev/null >>"${file_name}"
+                       [ "${adb_safesearch}" = "1" ] && "${adb_catcmd}" "${adb_tmpdir}/tmp.safesearch."* 2>/dev/null >>"${file_name}"
                        if [ "${adb_dnsdeny}" != "0" ]; then
                                eval "${adb_dnsdeny}" "${adb_tmpdir}/${adb_dnsfile}" >>"${file_name}"
                        else
                                "${adb_catcmd}" "${adb_tmpdir}/${adb_dnsfile}" >>"${file_name}"
                        fi
-                       out_rc="${?}"
+                       out_rc="0"
                        ;;
        esac
        [ "${adb_debug}" = "1" ] || [ "${mode}" = "final" ] && f_count "${mode}" "${file_name}"
@@ -873,7 +871,7 @@ f_list() {
 # top level domain compression
 #
 f_tld() {
-       local cnt cnt_tld cnt_rem source="${1}" temp_tld="${1}.tld"
+       local cnt_tld cnt_rem source="${1}" temp_tld="${1}.tld"
 
        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
@@ -1002,18 +1000,26 @@ f_query() {
 # update runtime information
 #
 f_jsnup() {
-       local object sources runtime utils mem_free mem_max status="${1:-"enabled"}"
+       local pids object sources runtime utils mem_dns mem_free mem_max status="${1:-"enabled"}"
 
-       mem_free="$("${adb_awkcmd}" '/^MemAvailable/{printf "%s",int($2/1024)}' "/proc/meminfo" 2>/dev/null)"
-       mem_max="$("${adb_awkcmd}" '/^VmHWM/{printf "%s",int($2)}' /proc/${$}/status 2>/dev/null)"
+       if [ -n "${adb_dnspid}" ]; then
+               pids="$("${adb_pgrepcmd}" -P "${adb_dnspid}" 2>/dev/null)"
+               for pid in ${adb_dnspid} ${pids}; do
+                       mem_dns="$((mem_dns + $("${adb_awkcmd}" '/^VmSize/{printf "%s", $2}' "/proc/${pid}/status" 2>/dev/null)))"
+               done
+               mem_dns="$("${adb_awkcmd}" -v mem="${mem_dns}" 'BEGIN{printf "%.2f", mem/1024}' 2>/dev/null)"
+       fi
+       mem_free="$("${adb_awkcmd}" '/^MemAvailable/{printf "%.2f", $2/1024}' "/proc/meminfo" 2>/dev/null)"
+       mem_max="$("${adb_awkcmd}" '/^VmHWM/{printf "%.2f", $2/1024}' "/proc/${$}/status" 2>/dev/null)"
+       adb_cnt="$("${adb_awkcmd}" -v cnt="${adb_cnt}" 'BEGIN{res="";pos=0;for(i=length(cnt);i>0;i--){res=substr(cnt,i,1)res;pos++;if(pos==3&&i>1){res="."res;pos=0;}}; printf"%s",res}')"
 
        case "${status}" in
                "enabled" | "error")
                        adb_endtime="$(date "+%s")"
                        if [ "$(((adb_endtime - adb_starttime) / 60))" -lt 60 ]; then
-                               runtime="${adb_action}, $(((adb_endtime - adb_starttime) / 60))m $(((adb_endtime - adb_starttime) % 60))s, ${mem_free:-0} MB available, ${mem_max:-0} KB max. used, $(date -Iseconds)"
+                               runtime="${adb_action}, $(((adb_endtime - adb_starttime) / 60))m $(((adb_endtime - adb_starttime) % 60))s, ${mem_free:-0} MB available, ${mem_max:-0} MB max. used, $(date -Iseconds)"
                        else
-                               runtime="${adb_action}, n/a, ${mem_free:-0} MB available, ${mem_max:-0} KB max. used, $(date -Iseconds)"
+                               runtime="${adb_action}, n/a, ${mem_free:-0} MB available, ${mem_max:-0} MB max. used, $(date -Iseconds)"
                        fi
                        [ "${status}" = "error" ] && adb_cnt="0"
                        ;;
@@ -1042,13 +1048,13 @@ f_jsnup() {
        json_load_file "${adb_rtfile}" >/dev/null 2>&1
        json_add_string "adblock_status" "${status:-"enabled"}"
        json_add_string "adblock_version" "${adb_ver}"
-       json_add_string "blocked_domains" "${adb_cnt:-0}"
+       json_add_string "blocked_domains" "${adb_cnt:-"0"}"
        json_add_array "active_sources"
        for object in ${sources:-"-"}; do
                json_add_string "${object}" "${object}"
        done
        json_close_array
-       json_add_string "dns_backend" "${adb_dns:-"-"} (${adb_dnscachecmd##*/}), ${adb_dnsdir:-"-"}"
+       json_add_string "dns_backend" "${adb_dns:-"-"} (${adb_dnscachecmd##*/}), ${adb_dnsdir:-"-"}, ${mem_dns:-"0"} MB"
        json_add_string "run_utils" "${utils:-"-"}"
        json_add_string "run_ifaces" "trigger: ${adb_trigger:-"-"}, report: ${adb_repiface:-"-"}"
        json_add_string "run_directories" "base: ${adb_tmpbase}, backup: ${adb_backupdir}, report: ${adb_reportdir}, jail: ${adb_jaildir}"
@@ -1082,13 +1088,20 @@ f_log() {
 # main function for blocklist processing
 #
 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
+       local src_tmpload src_tmpfile src_name src_rset src_url src_arc src_cat src_item src_list src_entries src_suffix src_rc entry cnt
 
        # white- and blacklist preparation
        #
+       cnt="1"
        for entry in ${adb_locallist}; do
-               (f_list "${entry}" "${entry}") &
+               (
+                       f_list "${entry}" "${entry}"
+               ) &
+               hold="$((cnt % adb_cores))"
+               [ "${hold}" = "0" ] && wait
+               cnt="$((cnt + 1))"
        done
+       wait
 
        if [ "${adb_dns}" != "raw" ] && [ "${adb_jail}" = "1" ] && [ "${adb_jaildir}" = "${adb_dnsdir}" ]; then
                printf "%b" "${adb_dnsheader}" >"${adb_dnsdir}/${adb_dnsfile}"
@@ -1114,7 +1127,9 @@ f_main() {
                [ -z "${adb_safesearchlist}" ] && adb_safesearchlist="google bing duckduckgo pixabay yandex youtube"
                cnt="1"
                for entry in ${adb_safesearchlist}; do
-                       (f_list safesearch "${entry}") &
+                       (
+                               f_list safesearch "${entry}"
+                       ) &
                        hold="$((cnt % adb_cores))"
                        [ "${hold}" = "0" ] && wait
                        cnt="$((cnt + 1))"
@@ -1161,7 +1176,7 @@ f_main() {
                        if [ -n "${src_cat}" ]; then
                                (
                                        src_arc="${adb_tmpdir}/${src_url##*/}"
-                                       src_log="$("${adb_fetchutil}" ${adb_fetchparm} "${src_arc}" "${src_url}" 2>&1)"
+                                       "${adb_fetchutil}" ${adb_fetchparm} "${src_arc}" "${src_url}" >/dev/null 2>&1
                                        src_rc="${?}"
                                        if [ "${src_rc}" = "0" ] && [ -s "${src_arc}" ]; then
                                                src_suffix="$(eval printf "%s" \"\$\{adb_src_suffix_${src_name}:-\"domains\"\}\")"
@@ -1175,8 +1190,7 @@ f_main() {
                                                fi
                                                : >"${src_arc}"
                                        else
-                                               src_log="$(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: ${src_log:-"-"}"
+                                               f_log "info" "download of '${src_name}' failed, url: ${src_url}, rule: ${src_rset:-"-"}, categories: ${src_cat:-"-"}, rc: ${src_rc}"
                                        fi
                                        if [ "${src_rc}" = "0" ] && [ -s "${src_tmpload}" ]; then
                                                "${adb_awkcmd}" "${src_rset}" "${src_tmpload}" | "${adb_sedcmd}" "s/\r//g" |
@@ -1212,14 +1226,14 @@ f_main() {
                        (
                                for suffix in ${src_cat:-${src_url}}; do
                                        if [ "${src_url}" != "${suffix}" ]; then
-                                               src_log="$("${adb_fetchutil}" ${adb_fetchparm} "${src_tmpcat}" "${src_url}${suffix}" 2>&1)"
+                                               "${adb_fetchutil}" ${adb_fetchparm} "${src_tmpcat}" "${src_url}${suffix}" >/dev/null 2>&1
                                                src_rc="${?}"
                                                if [ "${src_rc}" = "0" ] && [ -s "${src_tmpcat}" ]; then
                                                        "${adb_catcmd}" "${src_tmpcat}" >>"${src_tmpload}"
                                                        : >"${src_tmpcat}"
                                                fi
                                        else
-                                               src_log="$("${adb_fetchutil}" ${adb_fetchparm} "${src_tmpload}" "${src_url}" 2>&1)"
+                                               "${adb_fetchutil}" ${adb_fetchparm} "${src_tmpload}" "${src_url}" >/dev/null 2>&1
                                                src_rc="${?}"
                                        fi
                                done
@@ -1237,8 +1251,7 @@ f_main() {
                                                : >"${src_tmpfile}"
                                        fi
                                else
-                                       src_log="$(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: ${src_log:-"-"}"
+                                       f_log "info" "download of '${src_name}' failed, url: ${src_url}, rule: ${src_rset:-"-"}, categories: ${src_cat:-"-"}, rc: ${src_rc}"
                                        [ "${adb_backup}" = "1" ] && [ "${adb_action}" != "start" ] && f_list restore
                                fi
                        ) &
@@ -1468,11 +1481,6 @@ case "${adb_action}" in
        "stop")
                f_rmdns
                ;;
-       "restart")
-               f_rmdns
-               f_env
-               f_main
-               ;;
        "suspend")
                [ "${adb_dns}" != "raw" ] && f_switch suspend
                ;;
@@ -1485,7 +1493,7 @@ case "${adb_action}" in
        "query")
                f_query "${2}"
                ;;
-       "start" | "reload")
+       "start" | "reload" | "restart")
                f_env
                f_main
                ;;