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small-package/luci-app-mosdns/root/etc/init.d/mosdns

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#!/bin/sh /etc/rc.common
#
# Copyright (C) 2020-2022, IrineSistiana
#
# Copyright (C) 2023, sbwml <admin@cooluc.com>
#
# This file is part of mosdns.
#
# mosdns is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# mosdns is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <https://www.gnu.org/licenses/>.
#
START=51
USE_PROCD=1
PROG=/usr/bin/mosdns
CONF=$(uci -q get mosdns.config.configfile)
CRON_FILE=/etc/crontabs/root
DUMP_FILE=/etc/mosdns/cache.dump
DUMP_FILE_DEFAULT=/usr/share/mosdns/cache.dump
DEFAULT_CONF=/usr/share/mosdns/default.yaml
MOSDNS_SCRIPT=/usr/share/mosdns/mosdns.sh
get_config() {
config_get enabled $1 enabled 0
config_get adblock $1 adblock 0
config_get ad_source $1 ad_source ""
config_get cache_size $1 cache_size 8000
config_get cache_survival_time $1 cache_survival_time 86400
config_get dump_file $1 dump_file 0
config_get dump_interval $1 dump_interval 3600
config_get enable_pipeline $1 enable_pipeline 0
config_get geo_auto_update $1 geo_auto_update 0
config_get geo_update_day_time $1 geo_update_day_time 2
config_get geo_update_week_time $1 geo_update_week_time "*"
config_get listen_port $1 listen_port 5335
config_get log_file $1 logfile "/var/log/mosdns.log"
config_get log_level $1 log_level "info"
config_get maximum_ttl_custom $1 maximum_ttl 0
config_get minimal_ttl_custom $1 minimal_ttl 0
config_get redirect $1 redirect 0
config_get prefer_ipv4 $1 prefer_ipv4 0
config_get remote_dns $1 remote_dns "tls://8.8.8.8 tls://1.1.1.1"
config_get custom_local_dns $1 custom_local_dns 0
config_get apple_optimization $1 apple_optimization 0
config_get bootstrap_dns $1 bootstrap_dns "119.29.29.29"
config_get listen_port_api $1 listen_port_api 9091
config_get concurrent $1 concurrent 1
config_get insecure_skip_verify $1 insecure_skip_verify 0
config_get idle_timeout $1 idle_timeout 30
config_get enable_ecs_remote $1 enable_ecs_remote 0
config_get remote_ecs_ip $1 remote_ecs_ip "110.34.181.1"
config_get dns_leak $1 dns_leak 0
config_get cloudflare $1 cloudflare 0
}
init_yaml() {
TMPDIR=$(mktemp -d) || exit 1
[ $enable_pipeline -eq 1 ] && enable_pipeline=true || enable_pipeline=false
[ $insecure_skip_verify -eq 1 ] && insecure_skip_verify=true || insecure_skip_verify=false
# China DNS
if [ "$custom_local_dns" -eq 1 ]; then
local_dns=$($MOSDNS_SCRIPT dns | awk -v s=' ' '{
for(i=1; i<=NF; i++) {
if ($i ~ /^h3:\/\//) {
printf "%s- addr: \"%s\"\n%s bootstrap: '${bootstrap_dns}'\n%s enable_pipeline: '${enable_pipeline}'\n%s insecure_skip_verify: '${insecure_skip_verify}'\n%s idle_timeout: '${idle_timeout}'\n%s enable_http3: true\n",s,$i,s,s,s,s,s
} else {
printf "%s- addr: \"%s\"\n%s bootstrap: '${bootstrap_dns}'\n%s enable_pipeline: '${enable_pipeline}'\n%s insecure_skip_verify: '${insecure_skip_verify}'\n%s idle_timeout: '${idle_timeout}'\n",s,$i,s,s,s,s
}
}
}')
else
local_dns=$($MOSDNS_SCRIPT dns | awk '{for(i=1;i<=NF;i++)printf "%s- addr: \"%s\"\n",s,$i,s}' s=' ')
fi
# Remote DNS
remote_dns=$(echo $remote_dns | awk -v s=' ' '{
for(i=1; i<=NF; i++) {
if ($i ~ /^h3:\/\//) {
printf "%s- addr: \"%s\"\n%s bootstrap: '${bootstrap_dns}'\n%s enable_pipeline: '${enable_pipeline}'\n%s insecure_skip_verify: '${insecure_skip_verify}'\n%s idle_timeout: '${idle_timeout}'\n%s enable_http3: true\n",s,$i,s,s,s,s,s
} else {
printf "%s- addr: \"%s\"\n%s bootstrap: '${bootstrap_dns}'\n%s enable_pipeline: '${enable_pipeline}'\n%s insecure_skip_verify: '${insecure_skip_verify}'\n%s idle_timeout: '${idle_timeout}'\n",s,$i,s,s,s,s
}
}
}')
# Write parameters
sed "s,log_level,$log_level,g;s,log_file,$log_file,g; \
s,listen_port,$listen_port,g;s,cache_size,$cache_size,g; \
s,cache_survival_time,$cache_survival_time,g; \
s,minimal_ttl_custom,$minimal_ttl_custom,g; \
s,maximum_ttl_custom,$maximum_ttl_custom,g; \
s,concurrent_num,$concurrent,g;s,api_port,$listen_port_api,g; \
s,remote_dns_pipeline,$enable_pipeline,g" $DEFAULT_CONF > $CONF
# Apple optimization
[ "$apple_optimization" != 1 ] && sed -i '/- exec: \$query_is_apple_domain/,+1d' $CONF
# Adlist
adlist=$($MOSDNS_SCRIPT adlist)
echo "${adlist}" > $TMPDIR/adlist_files.txt
sed -i -e '/ADBLOCK_LIST/{r '$TMPDIR/adlist_files.txt -e';d}' $CONF
# DNS
echo "${local_dns}" > $TMPDIR/local_dns.txt
echo "${remote_dns}" > $TMPDIR/remote_dns.txt
sed -i -e '/- addr: local_dns/{r '$TMPDIR/local_dns.txt -e';d};/- addr: remote_dns/{r '$TMPDIR/remote_dns.txt -e';d}' $CONF
# Convert HTTP/3 prefix format
sed -i 's/h3:\/\//https:\/\//g' $CONF
# Prefer IPv4
[ $prefer_ipv4 -ne 1 ] && sed -i "/prefer_ipv4/d" $CONF
# Cache dump
[ "$dump_file" -eq 1 ] && sed -i "/lazy_cache_ttl/a\ dump_file: $DUMP_FILE\n dump_interval: $dump_interval" $CONF
[ "$dump_file" -eq 1 ] && [ ! -f $DUMP_FILE ] && cp -a $DUMP_FILE_DEFAULT $DUMP_FILE
[ "$dump_file" -eq 0 ] && \cp -a $DUMP_FILE_DEFAULT $DUMP_FILE
# ECS
if [ "$enable_ecs_remote" -eq 1 ]; then
sed -i "s,ecs_remote,ecs\ $remote_ecs_ip,g" $CONF
else
sed -i "/ecs_remote/d;" $CONF
fi
# DNS Leak
if [ $dns_leak -eq 1 ]; then
sed -i "s/primary: UNDEFINED/primary: forward_remote_upstream/g" $CONF
else
sed -i "s/primary: UNDEFINED/primary: query_is_non_local_ip/g" $CONF
fi
# Cloudflare IP
if [ $cloudflare -eq 1 ]; then
cloudflare_ip=$(sh $MOSDNS_SCRIPT cloudflare)
sed -i "s/CLOUDFLARE_IP/$cloudflare_ip/g" $CONF
else
sed -i '/\$cloudflare_cidr\|CLOUDFLARE_IP/d' $CONF
fi
# disable lazy_cache plugin when cache_size is 0
[ $cache_size -eq 0 ] && sed -i -E ':l;N;/exec: \$lazy_cache/s/(\n[^\n]*){6}$//;bl' $CONF
rm -rf $TMPDIR
}
service_triggers() {
procd_add_reload_trigger "mosdns"
}
restore_setting() {
rm -f /etc/mosdns/redirect.lock
sed -i "/list server/d" /etc/config/dhcp
uci set dhcp.@dnsmasq[0].noresolv='0'
uci del dhcp.@dnsmasq[0].cachesize
uci commit dhcp
}
redirect_setting() {
if [ "${CONF}" = "/etc/mosdns/config.yaml" ]; then
sed -i "/list server/d" /etc/config/dhcp
uci add_list dhcp.@dnsmasq[0].server="127.0.0.1#$listen_port"
uci set dhcp.@dnsmasq[0].rebind_protection='0'
uci set dhcp.@dnsmasq[0].noresolv="1"
uci set dhcp.@dnsmasq[0].cachesize='0'
uci commit dhcp
else
sed -i "/list server/d" /etc/config/dhcp
uci add_list dhcp.@dnsmasq[0].server="127.0.0.1#$(awk -F'[:" ]+' '/^\s+listen:/{for(i=1;i<=NF;i++){if($i~/^[0-9]+$/){print $i;exit}}}' $CONF)"
uci set dhcp.@dnsmasq[0].rebind_protection='0'
uci set dhcp.@dnsmasq[0].noresolv="1"
uci set dhcp.@dnsmasq[0].cachesize='0'
uci commit dhcp
fi
touch /etc/mosdns/redirect.lock
}
reload_dnsmasq() {
/etc/init.d/dnsmasq reload
}
reload_service() {
stop
sleep 1
start
}
setcron() {
sed -i '/mosdns.sh/d' $CRON_FILE 2>/dev/null
[ "$geo_auto_update" -eq 1 ] && echo "0 $geo_update_day_time * * $geo_update_week_time $MOSDNS_SCRIPT geodata" >> $CRON_FILE
crontab $CRON_FILE
}
delcron() {
sed -i '/mosdns.sh/d' $CRON_FILE 2>/dev/null
crontab $CRON_FILE
}
v2dat_dump() {
$MOSDNS_SCRIPT v2dat_dump
}
start_service() {
config_load "mosdns"
config_foreach get_config "mosdns"
[ $enabled -ne 1 ] && return 1
delcron ; setcron
[ "${CONF}" = "/etc/mosdns/config.yaml" ] && init_yaml
:> $($MOSDNS_SCRIPT logfile)
if [ "${log_level}" = "error" ] || [ "${log_level}" = "warn" ]; then
v2dat_dump > /dev/null 2>&1
else
v2dat_dump >> $($MOSDNS_SCRIPT logfile) 2>&1
fi
procd_open_instance mosdns
procd_set_param env QUIC_GO_DISABLE_RECEIVE_BUFFER_WARNING=true
procd_set_param command $PROG start
procd_append_param command -c "$CONF"
procd_append_param command -d "/etc/mosdns"
procd_set_param stdout 1
procd_set_param stderr 1
procd_set_param respawn
procd_close_instance mosdns
[ "$redirect" -ne 1 ] && [ -f "/etc/mosdns/redirect.lock" ] && restore_setting
[ "$redirect" -eq 1 ] && redirect_setting
reload_dnsmasq
# Update Adlist
update_list=0
if [ "$adblock" -eq 1 ]; then
if [ -f "/etc/mosdns/rule/.ad_source" ]; then
for url in $ad_source;
do
if [ "$url" = "geosite.dat" ] || [ $(echo "$url" | grep -c -E "^file://") -eq 1 ]; then
continue
fi
if [ $(grep -c "$url" "/etc/mosdns/rule/.ad_source") -eq 0 ]; then
update_list=1
break
fi
done
else
update_list=1
fi
fi
[ "$update_list" -eq 1 ] && $MOSDNS_SCRIPT adlist_update &> /dev/null &
}
stop_service() {
config_load "mosdns"
config_foreach get_config "mosdns"
[ "$enabled" -eq "0" ] && [ -f "/etc/mosdns/redirect.lock" ] && restore_setting
reload_dnsmasq
delcron
}
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