helloworld/luci-app-ssr-plus/root/usr/bin/ssr-monitor

#!/bin/sh
#
# Copyright (C) 2017 openwrt-ssr
# Copyright (C) 2017 yushi studio <[email protected]>
#
# This is free software, licensed under the GNU General Public License v3.
# See /LICENSE for more information.
#
. $IPKG_INSTROOT/etc/init.d/shadowsocksr
LOCK_FILE="/var/lock/ssr-monitor.lock"
[ -f "$LOCK_FILE" ] && exit 2
touch "$LOCK_FILE"
server_process_count=$1
redir_tcp_process=$2
redir_udp_process=$3
kcp_process=$4
local_process=$5
pdnsd_process=$6
if [ -z "$pdnsd_process" ]; then
	pdnsd_process=0
fi
i=0
GLOBAL_SERVER=$(uci_get_by_type global global_server)
server=$(uci_get_by_name $GLOBAL_SERVER server)
kcp_port=$(uci_get_by_name $GLOBAL_SERVER kcp_port)
server_port=$(uci_get_by_name $GLOBAL_SERVER server_port)
password=$(uci_get_by_name $GLOBAL_SERVER kcp_password)
kcp_param=$(uci_get_by_name $GLOBAL_SERVER kcp_param)
[ "$password" != "" ] && password="--key "${password}

while [ "1" == "1" ]; do #死循环
	sleep 000030s
	#redir tcp
	if [ "$redir_tcp_process" -gt 0 ]; then
		icount=$(busybox ps -w | grep ssr-retcp | grep -v grep | wc -l)
		if [ "$icount" == 0 ]; then
			logger -t "$NAME" "ssrplus redir tcp error.restart!"
			echolog "ssrplus redir tcp error.restart!"
			/etc/init.d/shadowsocksr restart
			exit 0
		fi
	fi
	#redir udp
	if [ "$redir_udp_process" -gt 0 ]; then
		icount=$(busybox ps -w | grep ssr-reudp | grep -v grep | wc -l)
		if [ "$icount" == 0 ]; then
			logger -t "$NAME" "ssrplus redir udp error.restart!"
			echolog "ssrplus redir udp error.restart!"
			/etc/init.d/shadowsocksr restart
			exit 0
		fi
	fi
	#server
	if [ "$server_process_count" -gt 0 ]; then
		icount=$(busybox ps -w | grep ssr-server | grep -v grep | wc -l)
		if [ "$icount" -lt "$server_process_count" ]; then #如果进程挂掉就重启它
			logger -t "$NAME" "ssrplus server error.restart!"
			echolog "ssrplus server error.restart!"
			kill -9 $(busybox ps -w | grep ssr-server | grep -v grep | awk '{print $1}') >/dev/null 2>&1
			/etc/init.d/shadowsocksr restart
			exit 0
		fi
	fi
	#kcptun
	if [ "$kcp_process" -gt 0 ]; then
		icount=$(busybox ps -w | grep kcptun-client | grep -v grep | wc -l)
		if [ "$icount" -lt "$kcp_process" ]; then #如果进程挂掉就重启它
			logger -t "$NAME" "ssrplus kcptun error.restart!"
			echolog "ssrplus kcptun error.restart!"
			killall -q -9 kcptun-client
			(/usr/bin/kcptun-client -r $server:$kcp_port -l :$server_port $password $kcp_param &)
		fi
	fi
	#localsocks
	if [ "$local_process" -gt 0 ]; then
		icount=$(busybox ps -w | grep ssr-local | grep -v grep | wc -l)
		if [ "$icount" -lt "$local_process" ]; then #如果进程挂掉就重启它
			logger -t "$NAME" "global socks server error.restart!"
			echolog "global socks server error.restart!"
			kill -9 $(busybox ps -w | grep ssr-local | grep -v grep | awk '{print $1}') >/dev/null 2>&1
			/etc/init.d/shadowsocksr restart
			exit 0
		fi
	fi
	#dns2tcp
	if [ "$pdnsd_process" -eq 1 ]; then
		icount=$(busybox ps -w | grep $TMP_BIN_PATH/dns2tcp | grep -v grep | wc -l)
		if [ "$icount" -lt 1 ]; then #如果进程挂掉就重启它
			logger -t "$NAME" "dns2tcp tunnel error.restart!"
			echolog "dns2tcp tunnel error.restart!"
			dnsserver=$(uci_get_by_type global tunnel_forward 8.8.4.4:53)
			kill -9 $(busybox ps -w | grep $TMP_BIN_PATH/dns2tcp | grep -v grep | awk '{print $1}') >/dev/null 2>&1
			ln_start_bin $(first_type dns2tcp) dns2tcp -L "127.0.0.1#$dns_port" -R "${dnsserver/:/#}"
		fi
	#dns2socks
	elif [ "$pdnsd_process" -eq 2 ]; then
		icount=$(busybox ps -w | grep -e ssrplus-dns -e "dns2socks 127.0.0.1 $tmp_dns_port" | grep -v grep | wc -l)
		if [ "$icount" -lt 1 ]; then #如果进程挂掉就重启它
			logger -t "$NAME" "dns2socks $dnsserver tunnel error.restart!"
			echolog "dns2socks $dnsserver tunnel error.restart!"
			dnsserver=$(uci_get_by_type global tunnel_forward 8.8.4.4:53)
			kill -9 $(busybox ps -w | grep ssrplus-dns | grep -v grep | awk '{print $1}') >/dev/null 2>&1
			kill -9 $(busybox ps -w | grep "dns2socks 127.0.0.1 $tmp_dns_port" | grep -v grep | awk '{print $1}') >/dev/null 2>&1
			ln_start_bin $(first_type microsocks) microsocks -i 127.0.0.1 -p $tmp_dns_port ssrplus-dns
			ln_start_bin $(first_type dns2socks) dns2socks 127.0.0.1:$tmp_dns_port $dnsserver 127.0.0.1:$dns_port -q
		fi
	#dns2socks-rust
	elif [ "$pdnsd_process" -eq 3 ]; then
		icount=$(busybox ps -w | grep -e ssrplus-dns -e "dns2socks-rust -s socks5://127.0.0.1 $tmp_dns_port" | grep -v grep | wc -l)
		if [ "$icount" -lt 1 ]; then #如果进程挂掉就重启它
			logger -t "$NAME" "dns2socks-rust $dnsserver tunnel error.restart!"
			echolog "dns2socks-rust $dnsserver tunnel error.restart!"
			dnsserver=$(uci_get_by_type global tunnel_forward 8.8.4.4:53)
			kill -9 $(busybox ps -w | grep ssrplus-dns | grep -v grep | awk '{print $1}') >/dev/null 2>&1
			kill -9 $(busybox ps -w | grep "dns2socks-rust -s socks5://127.0.0.1 $tmp_dns_port" | grep -v grep | awk '{print $1}') >/dev/null 2>&1
			ln_start_bin $(first_type microsocks) microsocks -i 127.0.0.1 -p $tmp_dns_port ssrplus-dns
			ln_start_bin $(first_type dns2socks) dns2socks-rust -s socks5://127.0.0.1:$tmp_dns_port -d $dnsserver -l 127.0.0.1:$dns_port -f -c
		fi
	#mosdns
	elif [ "$pdnsd_process" -eq 4 ]; then
		icount=$(busybox ps -w | grep $TMP_BIN_PATH/mosdns | grep -v grep | wc -l)
		if [ "$icount" -lt 1 ]; then #如果进程挂掉就重启它
			logger -t "$NAME" "mosdns tunnel error.restart!"
			echolog "mosdns tunnel error.restart!"
			dnsserver=$(uci_get_by_type global tunnel_forward 8.8.4.4:53)
			kill -9 $(busybox ps -w | grep $TMP_BIN_PATH/mosdns | grep -v grep | awk '{print $1}') >/dev/null 2>&1
			ln_start_bin $(first_type mosdns) mosdns start -c /etc/mosdns/config.yaml
	#dnsproxy
	elif [ "$pdnsd_process" -eq 5 ]; then
		icount=$(busybox ps -w | grep -e ssrplus-dns -e "dnsproxy -l 127.0.0.1 -p $tmp_dns_port" | grep -v grep | wc -l)
		if [ "$icount" -lt 1 ]; then #如果进程挂掉就重启它
			logger -t "$NAME" "dnsproxy $dnsserver tunnel error.restart!"
			echolog "dnsproxy $dnsserver tunnel error.restart!"
			local dnsproxy_dnsserver="$(uci_get_by_type global parse_method)"
			if [ -n "$dnsproxy_dnsserver" ] && [ "$dnsproxy_dnsserver" != "parse_file" ]; then
				dnsserver="$(uci_get_by_type global dnsproxy_tunnel_forward 8.8.4.4:53)"
			fi
			kill -9 $(busybox ps -w | grep "dnsproxy -l 127.0.0.1 -p $tmp_dns_port" | grep -v grep | awk '{print $1}') >/dev/null 2>&1
			dnsproxy_ipv6="$(uci_get_by_type global dnsproxy_ipv6)"
				disabled_ipv6="--ipv6-disabled"
			fi
			if [ "$dnsproxy_dnsserver" != "parse_file" ]; then
				ln_start_bin $(first_type dnsproxy) dnsproxy -l 127.0.0.1 -p $tmp_dns_port  -p $dns_port -u $dnsserver $disabled_ipv6 --cache --cache-min-ttl=3600
			else
				dnsproxy_dnsserver_file="$TMP_PATH/dnsproxy_dns.list"
				cleaned_file="$TMP_PATH/cleaned_dns.list"
				temp_file="$TMP_PATH/temp_dns.list"
				> "$cleaned_file"
				# 清理输入文件并去重
				while IFS= read -r line || [ -n "$line" ]; do
				    line=$(echo "$line" | sed -E 's/^[ \t\r]+//; s/[ \t\r]+$//')
					[ -z "$line" ] && continue
					echo "$line" | grep -qE '^#' && continue
					echo "$line" >> "$cleaned_file"
				done < "/etc/ssrplus/dnsproxy_dns.list"
				# 获取清理后文件的MD5
				cleaned_md5=$(md5sum "$cleaned_file" | awk '{print $1}')
				if [ ! -f "$dnsproxy_dnsserver_file" ]; then
				    cp "$cleaned_file" "$dnsproxy_dnsserver_file"
				else
				    target_md5=$(md5sum "$dnsproxy_dnsserver_file" | awk '{print $1}')
					if [ "$cleaned_md5" != "$target_md5" ]; then
					    > "$temp_file"
					    # 保留目标文件中也存在于清理文件的记录（去重）
					    while IFS= read -r line; do
						    line=$(echo "$line" | sed -E 's/^[ \t\r]+//; s/[ \t\r]+$//')
						    if grep -qixF "$line" "$cleaned_file" && ! grep -qixF "$line" "$temp_file"; then
							    echo "$line" >> "$temp_file"
						    fi
						done < "$dnsproxy_dnsserver_file"
						# 添加清理文件中有但目标文件没有的记录（去重）
						while IFS= read -r line; do
						    line=$(echo "$line" | sed -E 's/^[ \t\r]+//; s/[ \t\r]+$//')
							if ! grep -qixF "$line" "$temp_file"; then
							    echo "$line" >> "$temp_file"
							fi
						done < "$cleaned_file"
						temp_md5=$(md5sum "$temp_file" | awk '{print $1}')
						if [ "$temp_md5" != "$target_md5" ]; then
						    mv "$temp_file" "$dnsproxy_dnsserver_file"
						else
						    rm -f "$temp_file"
						fi
					fi
				fi
				rm -f "$cleaned_file"

				if [ -n "$dnsproxy_dnsserver_file" ] && [ -s "$dnsproxy_dnsserver_file" ]; then
					local upstreams_logic_mode="$(uci_get_by_type global upstreams_logic_mode)"
					ln_start_bin $(first_type dnsproxy) dnsproxy -l 127.0.0.1 -p $tmp_dns_port  -p $dns_port -u $dnsproxy_dnsserver_file $disabled_ipv6 --cache --cache-min-ttl=3600 --upstream-mode=$upstreams_logic_mode
				fi
			fi
		fi
	#chinadns-ng(proxy)
	elif [ "$pdnsd_process" -eq 6 ]; then
		icount=$(busybox ps -w | grep -e ssrplus-dns -e "chinadns-ng -b 127.0.0.1 -l $tmp_dns_port" | grep -v grep | wc -l)
		if [ "$icount" -lt 1 ]; then #如果进程挂掉就重启它
			logger -t "$NAME" "chinadns-ng $dnsserver tunnel error.restart!"
			echolog "chinadns-ng $dnsserver tunnel error.restart!"
			dnsserver=$(uci_get_by_type global chinadns_ng_tunnel_forward 8.8.4.4:53)
			kill -9 $(busybox ps -w | grep "chinadns-ng -b 127.0.0.1 -l $tmp_dns_port" | grep -v grep | awk '{print $1}') >/dev/null 2>&1
			local chinadns_ng_proto="$(uci_get_by_type global chinadns_ng_proto)"
			local chinadns_ng_dns=""
			IFS=','
			for chinadns_ng_server in $dnsserver; do
				local chinadns_ng_ip="${chinadns_ng_server%%:*}"
				local chinadns_ng_port="${chinadns_ng_server##*:}"
				[ "$chinadns_ng_ip" = "$chinadns_ng_port" ] && chinadns_ng_port="53"
				chinadns_ng_tls_port="853"
				case "$chinadns_ng_proto" in
					"none")
						chinadns_ng_server="${chinadns_ng_ip}#${chinadns_ng_port}"
						;;
					"tls")
						chinadns_ng_server="${chinadns_ng_proto}://${chinadns_ng_ip}#${chinadns_ng_tls_port}"
						;;
					*)
						chinadns_ng_server="${chinadns_ng_proto}://${chinadns_ng_ip}#${chinadns_ng_port}"
						;;
				esac
					chinadns_ng_dns="${chinadns_ng_dns} -t ${chinadns_ng_server}"
			done
			unset IFS
			dnsserver="$chinadns_ng_dns"
			ln_start_bin $(first_type chinadns-ng) chinadns-ng -b 127.0.0.1 -l $tmp_dns_port -l $dns_port -p 3 -d gfw $dnsserver -N --filter-qtype 64,65 -f -r --cache 4096 --cache-stale 86400 --cache-refresh 20
		fi
	fi
	#chinadns-ng(china)
	if [ "$(uci -q get "dhcp.@dnsmasq[0]._unused_ssrp_changed")" = "1" ]; then
		icount=$(busybox ps -w | grep $TMP_BIN_PATH/chinadns-ng | grep -v grep | wc -l)
		if [ "$icount" -lt 1 ]; then #如果进程挂掉就重启它
			logger -t "$NAME" "chinadns-ng tunnel error.restart!"
			echolog "chinadns-ng tunnel error.restart!"
			chinadns=$(uci_get_by_type global chinadns_forward)
			wandns="$(ifstatus wan | jsonfilter -e '@["dns-server"][0]' || echo "119.29.29.29")"
			case "$chinadns" in
			"wan") chinadns="$wandns" ;;
			""|"wan_114") chinadns="$wandns,114.114.114.114" ;;
			esac
			kill -9 $(busybox ps -w | grep $TMP_BIN_PATH/chinadns-ng | grep -v grep | awk '{print $1}') >/dev/null 2>&1
			ln_start_bin $(first_type chinadns-ng) chinadns-ng -l $china_dns_port -4 china -p 3 -c ${chinadns/:/#} -t 127.0.0.1#$dns_port -N -f -r
		fi
	fi
done