ShellCrash/clash/clashservice

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#!/bin/sh /etc/rc.common
# Example script
# Copyright (C) 2007 OpenWrt.org
USE_PROCD=1
START=99
getconfig(){
cpath=/etc/clash
ccfg=$cpath/mark
if [ ! -f "$ccfg" ]; then
echo mark文件不存在默认以Redir模式运行
cat >$ccfg<<EOF
#标识clash运行状态的文件请勿改动
EOF
redir_mod=redir模式
fi
source $ccfg
}
mark_time(){
start_time=`date +%s`
sed -i '/start_time*/'d $ccfg
sed -i "3i\start_time=$start_time" $ccfg
}
start_redir(){
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#修改iptables规则使流量进入clash
iptables -t nat -N clash
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iptables -t nat -A clash -d 0.0.0.0/8 -j RETURN
iptables -t nat -A clash -d 10.0.0.0/8 -j RETURN
iptables -t nat -A clash -d 127.0.0.0/8 -j RETURN
iptables -t nat -A clash -d 169.254.0.0/16 -j RETURN
iptables -t nat -A clash -d 172.16.0.0/12 -j RETURN
iptables -t nat -A clash -d 192.168.0.0/16 -j RETURN
iptables -t nat -A clash -d 224.0.0.0/4 -j RETURN
iptables -t nat -A clash -d 240.0.0.0/4 -j RETURN
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iptables -t nat -A clash -p tcp -j REDIRECT --to-ports 7892
iptables -t nat -A PREROUTING -p tcp -j clash
iptables -t nat -A PREROUTING -p udp --dport 53 -j REDIRECT --to 1053
ip6tables -t nat -A PREROUTING -p udp --dport 53 -j REDIRECT --to 1053
}
stop_redir(){
#重置iptables规则
iptables -t nat -D PREROUTING -p tcp -j clash > /dev/null 2>&1
iptables -t nat -F clash > /dev/null 2>&1
iptables -t nat -X clash > /dev/null 2>&1
iptables -t nat -D PREROUTING -p udp --dport 53 -j REDIRECT --to 1053 > /dev/null 2>&1
ip6tables -t nat -D PREROUTING -p udp --dport 53 -j REDIRECT --to 1053 > /dev/null 2>&1
}
start_tun(){
#修改iptables规则使流量进入clash
iptables -I FORWARD -o utun -j ACCEPT
iptables -t nat -A PREROUTING -p udp --dport 53 -j REDIRECT --to 1053
ip6tables -t nat -A PREROUTING -p udp --dport 53 -j REDIRECT --to 1053
}
stop_tun(){
iptables -t nat -D PREROUTING -p udp --dport 53 -j REDIRECT --to 1053 > /dev/null 2>&1
ip6tables -t nat -D PREROUTING -p udp --dport 53 -j REDIRECT --to 1053 > /dev/null 2>&1
}
start_service() {
getconfig
#创建clash后台进程
procd_open_instance
procd_set_param respawn
procd_set_param stderr 1
procd_set_param stdout 1
procd_set_param command $cpath/clash -d $cpath
procd_close_instance
#修改iptables规则使流量进入clash
if [[ "$redir_mod" = "Tun模式" ]];then
stop_tun
start_tun
mark_time
else
stop_redir
start_redir
mark_time
fi
}
stop_service() {
getconfig
if [[ "$redir_mod" = "Tun模式" ]];then
stop_tun
else
stop_redir
fi
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}