mirror of
https://github.com/juewuy/ShellCrash.git
synced 2024-11-16 11:42:18 +08:00
重写nftables防火墙
This commit is contained in:
juewuy
parent
bbd3ed85c6
commit
a2621a01b8
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@ -2142,10 +2142,6 @@ userguide(){
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elif [ "$num" = 1 ];then
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#设置运行模式
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redir_mod="Redir模式"
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ckcmd nft && {
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redir_mod="Nft基础"
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modprobe nft_tproxy >/dev/null 2>&1 && redir_mod="Nft混合"
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}
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setconfig redir_mod "$redir_mod"
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#自动识别IPV6
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[ -n "$(ip a 2>&1 | grep -w 'inet6' | grep -E 'global' | sed 's/.*inet6.//g' | sed 's/scope.*$//g')" ] && {
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@ -2386,7 +2382,7 @@ testcommand(){
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exit;
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elif [ "$num" = 4 ]; then
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if [ -n "$(echo $redir_mod | grep 'Nft')" -o "$local_type" = "nftables增强模式" ];then
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if [ "$firewall_mod" = "nftables" ];then
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nft list table inet shellcrash
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else
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echo -------------------Redir---------------------
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@ -1,7 +1,7 @@
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#!/bin/sh
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# Copyright (C) Juewuy
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version=1.9.0pre13
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version=test
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setdir(){
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dir_avail(){
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@ -201,6 +201,12 @@ else
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COMMAND='"$TMPDIR/CrashCore -d $BINDIR -f $TMPDIR/config.yaml"'
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fi
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setconfig COMMAND "$COMMAND" ${CRASHDIR}/configs/command.env
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#设置防火墙执行模式
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[ -z "$(grep firewall_mod $CRASHDIR/configs/ShellClash.cfg 2>/dev/null)" ] && {
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ckcmd iptables && firewall_mod=iptables
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nft add table inet shellcrash 2>/dev/null && firewall_mod=nftables
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setconfig firewall_mod $firewall_mod
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}
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#设置更新地址
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[ -n "$url" ] && setconfig update_url $url
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#设置环境变量
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@ -307,5 +313,7 @@ sed -i "s/clash_v/core_v/g" $configpath
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sed -i "s/clash.meta/meta/g" $configpath
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sed -i "s/ShellClash/ShellCrash/g" $configpath
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sed -i "s/cpucore=armv8/cpucore=arm64/g" $configpath
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sed -i "s/redir_mod=Nft基础/redir_mod=Redir模式/g" $configpath
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sed -i "s/redir_mod=Nft混合/redir_mod=Tproxy模式/g" $configpath
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echo -e "\033[32m脚本初始化完成,请输入\033[30;47m crash \033[0;33m命令开始使用！\033[0m"
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203
scripts/menu.sh
203
scripts/menu.sh
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@ -1115,110 +1115,164 @@ setboot(){ #启动相关设置
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esac
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}
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metacfg(){
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echo -----------------------------------------------
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}
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normal_set(){ #基础设置
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set_redir_mod(){
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set_redir_config(){
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setconfig redir_mod $redir_mod
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setconfig dns_mod $dns_mod
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if [ "$redir_mod" = "混合模式" -o "$redir_mod" = "Tun模式" ] && [ "$crashcore" = "clash" ];then
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rm -rf ${BINDIR}/clash
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rm -rf ${CRASHDIR}/clash
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setconfig crashcore meta
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fi
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echo -----------------------------------------------
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echo -e "\033[36m已设为 $redir_mod ！！\033[0m"
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}
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[ -n "$(iptables -j TPROXY 2>&1 | grep 'on-port')" ] && sup_tp=1
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[ -n "$(ls /dev/net/tun 2>/dev/null)" ] || ip tuntap >/dev/null 2>&1 && sup_tun=1
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nft add table inet shellcrash 2>/dev/null && sup_nft=1 && modprobe nft_tproxy >/dev/null 2>&1 && sup_nft=2
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[ -z "$firewall_area" ] && firewall_area=1
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firewall_area_dsc=$(echo "仅局域网 仅本机 局域网+本机 已禁用 主-旁转发($bypass_host)" | cut -d' ' -f$firewall_area)
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echo -----------------------------------------------
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echo -e "当前代理模式为：\033[47;30m$redir_mod\033[0m；ShellCrash核心为：\033[47;30m $crashcore \033[0m"
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echo -e "\033[33m切换模式后需要手动重启服务以生效！\033[0m"
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echo -----------------------------------------------
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ckcmd iptables && echo -e " 1 \033[32mRedir模式\033[0m： Redir转发TCP，不转发UDP"
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[ -n "$sup_tun" ] && echo -e " 2 \033[36m混合模式\033[0m： Redir转发TCP，Tun转发UDP"
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[ -n "$sup_tun" ] && echo -e " 4 \033[33mTun模式\033[0m： 使用Tun转发TCP&UDP(占用高)"
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[ -n "$sup_tp" ] && echo -e " 5 \033[32mTproxy模式\033[0m： 使用Tproxy转发TCP&UDP"
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[ -n "$sup_nft" ] && echo -e " 6 \033[36mNft基础\033[0m： 使用nftables转发TCP，不转发UDP"
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[ "$sup_nft" = 2 ] && echo -e " 7 \033[32mNft混合\033[0m： 使用nft_tproxy转发TCP&UDP"
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echo -e " 8 \033[36m纯净模式\033[0m： 不设置流量转发"
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[ -n "$firewall_mod" ] && {
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if [ $firewall_area -le 4 ];then
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echo -e " 1 \033[32mRedir模式\033[0m： Redir转发TCP，不转发UDP"
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echo -e " 2 \033[36m混合模式\033[0m： Redir转发TCP，Tun转发UDP"
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echo -e " 3 \033[32mTproxy模式\033[0m： Tproxy转发TCP&UDP"
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echo -e " 4 \033[33mTun模式\033[0m： Tun转发TCP&UDP(占用高不推荐)"
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else
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echo -e " 5 \033[32mTCP旁路转发\033[0m： 仅转发TCP流量至旁路由"
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echo -e " 6 \033[36mT&U旁路转发\033[0m： 转发TCP&UDP流量至旁路由"
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fi
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echo -----------------------------------------------
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echo -e " 7 设置劫持范围：\033[47;30m$firewall_area_dsc\033[0m"
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echo -e " 8 切换防火墙应用：\033[47;30m$firewall_mod\033[0m"
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}
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echo " 0 返回上级菜单"
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read -p "请输入对应数字 > " num
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if [ -z "$num" ]; then
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errornum
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elif [ "$num" = 0 ]; then
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i=
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elif [ "$num" = 1 ]; then
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case $num in
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0) ;;
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1)
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redir_mod=Redir模式
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dns_mod=redir_host
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set_redir_config
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elif [ "$num" = 2 ]; then
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[ -n "$sup_tun" ] || {
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echo -e "\033[32m设备未检测到Tun内核模块，可能无法代理UDP流量！\033[0m"
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sleep 1
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}
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set_redir_mod
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;;
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2)
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if [ -n "$sup_tun" ];then
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redir_mod=混合模式
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set_redir_config
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elif [ "$num" = 3 ]; then
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if [ -f /etc/init.d/qca-nss-ecm -a "$systype" = "mi_snapshot" ] ;then
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read -p "当前设备的QOS服务与本模式冲突，是否禁用相关功能？(1/0) > " res
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[ "$res" = '1' ] && ${CRASHDIR}/misnap_init.sh tproxyfix && redir_mod=Tproxy混合
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else
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redir_mod=Tproxy混合
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echo -e "\033[31m设备未检测到Tun内核模块，请尝试其他模式或者安装相关依赖！\033[0m"
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sleep 1
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fi
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set_redir_mod
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;;
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3)
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if [ "$firewall_mod" = "iptables" ] ;then
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if [ -f /etc/init.d/qca-nss-ecm -a "$systype" = "mi_snapshot" ] ;then
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read -p "xiaomi设备的QOS服务与本模式冲突，是否禁用相关功能？(1/0) > " res
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[ "$res" = '1' ] && ${CRASHDIR}/misnap_init.sh tproxyfix && redir_mod=Tproxy模式
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elif [ -n "$(iptables -j TPROXY 2>&1 | grep 'on-port')" ] ;then
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redir_mod=Tproxy模式
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set_redir_config
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elif [ "$num" = 4 ]; then
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else
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echo -e "\033[31m设备未检测到iptables-mod-tproxy模块，请尝试其他模式或者安装相关依赖！\033[0m"
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sleep 1
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fi
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elif [ "$firewall_mod" = "nftables" ] ;then
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if modprobe nft_tproxy >/dev/null 2>&1;then
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redir_mod=Tproxy模式
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set_redir_config
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else
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echo -e "\033[31m设备未检测到nft_tproxy内核模块，请尝试其他模式或者安装相关依赖！\033[0m"
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sleep 1
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fi
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fi
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set_redir_mod
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;;
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4)
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if [ -n "$sup_tun" ];then
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redir_mod=Tun模式
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set_redir_config
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elif [ "$num" = 5 ]; then
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if [ -f /etc/init.d/qca-nss-ecm -a "$systype" = "mi_snapshot" ] ;then
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read -p "当前设备的QOS服务与本模式冲突，是否禁用相关功能？(1/0) > " res
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[ "$res" = '1' ] && ${CRASHDIR}/misnap_init.sh tproxyfix && redir_mod=Tproxy模式
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else
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redir_mod=Tproxy模式
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echo -e "\033[31m设备未检测到Tun内核模块，请尝试其他模式或者安装相关依赖！\033[0m"
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sleep 1
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fi
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set_redir_mod
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;;
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5)
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redir_mod=TCP旁路转发
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set_redir_config
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elif [ "$num" = 6 ]; then
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if ckcmd opkg && [ -z "$(opkg list-installed | grep firewall4)" ];then
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read -p "检测到缺少firewall4依赖，是否自动安装？(1/0) > " res
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[ "$res" = '1' ] && opkg install firewall4 && redir_mod=Nft基础
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else
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redir_mod=Nft基础
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fi
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set_redir_config
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elif [ "$num" = 7 ]; then
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if ckcmd opkg && [ -z "$(opkg list-installed | grep kmod-nft-tproxy)" ];then
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read -p "检测到缺少kmod-nft-tproxy依赖，是否自动安装？(1/0) > " res
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[ "$res" = '1' ] && opkg install kmod-nft-tproxy && redir_mod=Nft混合
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else
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redir_mod=Nft混合
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fi
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set_redir_config
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elif [ "$num" = 8 ]; then
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redir_mod=纯净模式
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set_redir_mod
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;;
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6)
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redir_mod=T&U旁路转发
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set_redir_config
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set_redir_mod
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;;
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7)
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echo -----------------------------------------------
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echo -e "\033[33m当前模式需要手动在设备WiFi或应用中配置HTTP或sock5代理\033[0m"
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echo -e "HTTP/SOCK5代理服务器地址：\033[30;47m$host\033[0m;端口均为：\033[30;47m$mix_port\033[0m"
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echo -e "也可以使用更便捷的PAC自动代理，PAC代理链接为："
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echo -e "\033[30;47m http://$host:$db_port/ui/pac \033[0m"
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echo -e "PAC的使用教程请参考：\033[4;32mhttps://juewuy.github.io/ehRUeewcv\033[0m"
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sleep 2
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echo -e "\033[31m注意：\033[0m基于桥接网卡的Docker/虚拟机流量，请使用1或3！"
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echo -----------------------------------------------
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echo -e " 1 \033[32m仅劫持局域网流量\033[0m"
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echo -e " 2 \033[36m仅劫持本机流量\033[0m"
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echo -e " 3 \033[32m劫持局域网+本机流量\033[0m"
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echo -e " 4 不配置流量劫持(纯净模式)\033[0m"
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echo -e " 5 \033[33m转发局域网流量到旁路由设备\033[0m"
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echo -----------------------------------------------
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read -p "请输入对应数字 > " num
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case $num in
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[1-4])
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[ "$firewall_area" = 5 ] && {
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redir_mod=Redir模式
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setconfig redir_mod $redir_mod
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}
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firewall_area=$num
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setconfig firewall_area $firewall_area
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;;
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5)
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echo -----------------------------------------------
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echo -e "\033[31m注意：\033[0m此功能存在多种风险如无网络基础请勿尝试！"
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echo -e "\033[33m说明：\033[0m此功能不启动内核仅配置防火墙转发，且子设备无需额外设置网关DNS"
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echo -e "\033[33m说明：\033[0支持防火墙分流及设备过滤，支持部分定时任务，但不支持ipv6！"
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echo -e "\033[31m注意：\033[0如需代理UDP，请确保旁路由运行了支持UDP代理的模式！"
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echo -----------------------------------------------
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read -p "请输入旁路由IPV4地址 > " bypass_host
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[ -n "$bypass_host" ] && {
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firewall_area=$num
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setconfig firewall_area $firewall_area
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setconfig bypass_host $bypass_host
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redir_mod=TCP旁路转发
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setconfig redir_mod $redir_mod
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}
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;;
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*) errornum ;;
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esac
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sleep 1
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set_redir_mod
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;;
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8)
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if [ "$firewall_mod" = 'iptables' ];then
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if nft add table inet shellcrash 2>/dev/null;then
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firewall_mod=nftables
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redir_mod=Redir模式
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setconfig redir_mod $redir_mod
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else
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errornum
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echo -e "\033[31m当前设备未安装nftables或者nftables版本过低(<1.0.2),无法切换！\033[0m"
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fi
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else
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if ckcmd iptables;then
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firewall_mod=iptables
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redir_mod=Redir模式
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setconfig redir_mod $redir_mod
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else
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echo -e "\033[31m当前设备未安装iptables,无法切换！\033[0m"
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fi
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fi
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sleep 1
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setconfig firewall_mod $firewall_mod
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set_redir_mod
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;;
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*)
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errornum
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;;
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esac
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}
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set_dns_mod(){
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echo -----------------------------------------------
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@ -1297,6 +1351,7 @@ normal_set(){ #基础设置
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;;
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esac
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}
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normal_set(){ #基础设置
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#获取设置默认显示
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[ -z "$skip_cert" ] && skip_cert=已开启
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[ -z "$common_ports" ] && common_ports=已开启
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176
scripts/start.sh
176
scripts/start.sh
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@ -1,4 +1,4 @@
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#!/bin/sh
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#!/bin/bash
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# Copyright (C) Juewuy
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#初始化目录
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@ -1168,107 +1168,110 @@ start_tun(){ #iptables-tun
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fi
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}
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start_nft(){ #nftables-allinone
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#获取局域网host地址
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getlanip
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table_type=$1
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[ -n "$2" ] && table=$2 || table=$1
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[ "$common_ports" = "已开启" ] && PORTS=$(echo $multiport | sed 's/,/, /g')
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RESERVED_IP=$(echo $reserve_ipv4 | sed 's/ /, /g')
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LOCAL_IP="127.0.0.0/8, $(echo $local_ipv4 | sed 's/ /, /g')"
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if [ "$1" = 'output' ];then
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HOST_IP="127.0.0.0/8, $(echo $local_ipv4 | sed 's/ /, /g')"
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chain_type=route
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else
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HOST_IP=$(echo $host_ipv4 | sed 's/ /, /g')
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#设置策略路由
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ip rule add fwmark $fwmark table 100
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ip route add local default dev lo table 100
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[ "$redir_mod" = "Nft基础" ] && \
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nft add chain inet shellcrash prerouting { type nat hook prerouting priority -100 \; }
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[ "$redir_mod" = "Nft混合" ] && {
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chain_type=nat
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fi
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#不同模式调整
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[ "$redir_mod" = "Redir模式" ] && \
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nft add chain inet shellcrash $table { type nat hook $table_type priority -100 \; }
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[ "$redir_mod" = "Tproxy模式" ] && {
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modprobe nft_tproxy >/dev/null 2>&1
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nft add chain inet shellcrash prerouting { type filter hook prerouting priority 0 \; }
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nft add chain inet shellcrash $table { type $chain_type hook $table_type priority mangle \; }
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}
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[ "$redir_mod" = "Tun模式" -o "$redir_mod" = "混合模式" ] && {
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modprobe tun >/dev/null 2>&1
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i=1
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while [ -z "$(ip route list |grep utun)" -a "$i" -le 29 ];do
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sleep 1
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i=$((i+1))
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done
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if [ -z "$(ip route list |grep utun)" ];then
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logger "找不到tun模块，放弃启动tun相关防火墙规则！" 31
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exit 1
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else
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nft add chain inet shellcrash $table { type $chain_type hook $table_type priority mangle \; }
|
||||
fi
|
||||
}
|
||||
[ "$firewall_area" = 5 ] && {
|
||||
nft add chain inet shellcrash $table { type $chain_type hook $table_type priority mangle \; }
|
||||
nft add rule inet shellcrash $table ip daddr {$bypass_host} return
|
||||
}
|
||||
[ -n "$(echo $redir_mod|grep Nft)" ] && {
|
||||
#过滤局域网设备
|
||||
[ -n "$(cat ${CRASHDIR}/configs/mac)" ] && {
|
||||
MAC=$(awk '{printf "%s, ",$1}' ${CRASHDIR}/configs/mac)
|
||||
[ "$macfilter_type" = "黑名单" ] && \
|
||||
nft add rule inet shellcrash prerouting ether saddr {$MAC} return || \
|
||||
nft add rule inet shellcrash prerouting ether saddr != {$MAC} return
|
||||
nft add rule inet shellcrash $table ether saddr {$MAC} return || \
|
||||
nft add rule inet shellcrash $table ether saddr != {$MAC} return
|
||||
}
|
||||
#过滤保留地址
|
||||
nft add rule inet shellcrash prerouting ip daddr {$RESERVED_IP} return
|
||||
nft add rule inet shellcrash $table ip daddr {$RESERVED_IP} return
|
||||
#仅代理本机局域网网段流量
|
||||
nft add rule inet shellcrash prerouting ip saddr != {$HOST_IP} return
|
||||
nft add rule inet shellcrash $table ip saddr != {$HOST_IP} return
|
||||
#绕过CN-IP
|
||||
[ "$dns_mod" != "fake-ip" -a "$cn_ip_route" = "已开启" -a -f ${BINDIR}/cn_ip.txt ] && {
|
||||
CN_IP=$(awk '{printf "%s, ",$1}' ${BINDIR}/cn_ip.txt)
|
||||
[ -n "$CN_IP" ] && nft add rule inet shellcrash prerouting ip daddr {$CN_IP} return
|
||||
[ -n "$CN_IP" ] && nft add rule inet shellcrash $table ip daddr {$CN_IP} return
|
||||
}
|
||||
#过滤常用端口
|
||||
[ -n "$PORTS" ] && nft add rule inet shellcrash prerouting tcp dport != {$PORTS} ip daddr != {198.18.0.0/16} return
|
||||
#ipv6支持
|
||||
if [ "$ipv6_redir" = "已开启" ];then
|
||||
[ -n "$PORTS" ] && nft add rule inet shellcrash $table tcp dport != {$PORTS} ip daddr != {198.18.0.0/16} return
|
||||
#局域网ipv6支持
|
||||
if [ "$ipv6_redir" = "已开启" -a "$table_type" = 'prerouting' -a "$firewall_area" != 5 ];then
|
||||
RESERVED_IP6="$(echo "$reserve_ipv6 $host_ipv6" | sed 's/ /, /g')"
|
||||
HOST_IP6="$(echo $host_ipv6 | sed 's/ /, /g')"
|
||||
ip -6 rule add fwmark $fwmark table 101 2> /dev/null
|
||||
ip -6 route add local ::/0 dev lo table 101 2> /dev/null
|
||||
#过滤保留地址及本机地址
|
||||
nft add rule inet shellcrash prerouting ip6 daddr {$RESERVED_IP6} return
|
||||
nft add rule inet shellcrash $table ip6 daddr {$RESERVED_IP6} return
|
||||
#仅代理本机局域网网段流量
|
||||
nft add rule inet shellcrash prerouting ip6 saddr != {$HOST_IP6} return
|
||||
nft add rule inet shellcrash $table ip6 saddr != {$HOST_IP6} return
|
||||
#绕过CN_IPV6
|
||||
[ "$dns_mod" != "fake-ip" -a "$cn_ipv6_route" = "已开启" -a -f ${BINDIR}/cn_ipv6.txt ] && {
|
||||
CN_IP6=$(awk '{printf "%s, ",$1}' ${BINDIR}/cn_ipv6.txt)
|
||||
[ -n "$CN_IP6" ] && nft add rule inet shellcrash prerouting ip6 daddr {$CN_IP6} return
|
||||
[ -n "$CN_IP6" ] && nft add rule inet shellcrash $table ip6 daddr {$CN_IP6} return
|
||||
}
|
||||
else
|
||||
nft add rule inet shellcrash prerouting meta nfproto ipv6 return
|
||||
nft add rule inet shellcrash $table meta nfproto ipv6 return
|
||||
fi
|
||||
#透明路由
|
||||
[ "$redir_mod" = "Nft基础" ] && nft add rule inet shellcrash prerouting meta l4proto tcp mark set $fwmark redirect to $redir_port
|
||||
[ "$redir_mod" = "Nft混合" ] && nft add rule inet shellcrash prerouting meta l4proto {tcp, udp} mark set $fwmark tproxy to :$tproxy_port
|
||||
}
|
||||
#屏蔽QUIC
|
||||
[ "$quic_rj" = 已启用 ] && {
|
||||
nft add chain inet shellcrash input { type filter hook input priority 0 \; }
|
||||
[ -n "$CN_IP" ] && nft add rule inet shellcrash input ip daddr {$CN_IP} return
|
||||
[ -n "$CN_IP6" ] && nft add rule inet shellcrash input ip6 daddr {$CN_IP6} return
|
||||
nft add rule inet shellcrash input udp dport 443 reject comment 'ShellCrash-QUIC-REJECT'
|
||||
}
|
||||
#代理本机(仅TCP)
|
||||
[ "$local_proxy" = "已开启" ] && [ "$local_type" = "nftables增强模式" ] && {
|
||||
#dns
|
||||
[ "$dns_no" != "已禁用" ] && {
|
||||
[ -z "$(grep 'nameserver 127.0.0.1' /etc/resolv.conf 2>/dev/null)" ] && echo 'nameserver 127.0.0.1' >> /etc/resolv.conf #修复部分虚拟机dns查询失败的问题
|
||||
nft add chain inet shellcrash dns_out { type nat hook output priority -100 \; }
|
||||
nft add rule inet shellcrash dns_out meta skgid { 453, 7890 } return && \
|
||||
nft add rule inet shellcrash dns_out udp dport 53 redirect to $dns_port
|
||||
}
|
||||
#output
|
||||
nft add chain inet shellcrash output { type nat hook output priority -100 \; }
|
||||
nft add rule inet shellcrash output meta skgid 7890 return && {
|
||||
[ -n "$PORTS" ] && nft add rule inet shellcrash output tcp dport != {$PORTS} return
|
||||
nft add rule inet shellcrash output ip daddr {$RESERVED_IP} return
|
||||
nft add rule inet shellcrash output ip saddr != {$LOCAL_IP} return
|
||||
nft add rule inet shellcrash output meta l4proto tcp mark set $fwmark redirect to $redir_port
|
||||
}
|
||||
#Docker
|
||||
type docker >/dev/null 2>&1 && {
|
||||
nft add chain inet shellcrash docker { type nat hook prerouting priority -100 \; }
|
||||
nft add rule inet shellcrash docker ip saddr != {172.16.0.0/12} return #进代理docker网段
|
||||
nft add rule inet shellcrash docker ip daddr {$RESERVED_IP} return #过滤保留地址
|
||||
nft add rule inet shellcrash docker udp dport 53 redirect to $dns_port
|
||||
nft add rule inet shellcrash docker meta l4proto tcp mark set $fwmark redirect to $redir_port
|
||||
# nft add rule inet shellcrash local_tproxy log prefix \"pre\" level debug
|
||||
[ "$table_type" = 'output' ] && nft add rule inet shellcrash $table meta skgid 7890 return #本机流量防回环
|
||||
[ "$redir_mod" = "Redir模式" ] && nft add rule inet shellcrash $table meta l4proto tcp redirect to $redir_port
|
||||
[ "$redir_mod" = "混合模式" ] && {
|
||||
nft add rule inet shellcrash $table meta l4proto udp mark set $fwmark
|
||||
nft add rule inet shellcrash $table meta l4proto tcp mark set $((fwmark + 1))
|
||||
nft add chain inet shellcrash ${table}_mixtcp { type nat hook $table_type priority -100 \; }
|
||||
nft add rule inet shellcrash ${table}_mixtcp mark == $((fwmark + 1)) meta l4proto tcp redirect to $redir_port
|
||||
}
|
||||
[ "$redir_mod" = "Tproxy模式" ] && {
|
||||
nft add rule inet shellcrash $table meta l4proto {tcp, udp} mark set $fwmark
|
||||
nft add chain inet shellcrash ${table}_tproxy { type filter hook $table_type priority -100 \; }
|
||||
nft add rule inet shellcrash ${table}_tproxy meta mark == $fwmark meta l4proto {tcp, udp} tproxy to :$tproxy_port
|
||||
}
|
||||
[ "$redir_mod" = "Tun模式" ] && nft add rule inet shellcrash $table meta l4proto {tcp, udp} mark set $fwmark
|
||||
[ "$redir_mod" = "TCP旁路转发" ] && nft add rule inet shellcrash $table meta l4proto tcp mark set $fwmark
|
||||
[ "$redir_mod" = "T&U旁路转发" ] && nft add rule inet shellcrash $table meta l4proto {tcp, udp} mark set $fwmark
|
||||
}
|
||||
start_nft_dns(){ #nftables-dns
|
||||
nft add chain inet shellcrash dns { type nat hook prerouting priority -100 \; }
|
||||
nft add chain inet shellcrash ${1}_dns { type nat hook $1 priority -100 \; }
|
||||
#过滤局域网设备
|
||||
[ -n "$(cat ${CRASHDIR}/configs/mac)" ] && {
|
||||
MAC=$(awk '{printf "%s, ",$1}' ${CRASHDIR}/configs/mac)
|
||||
[ "$macfilter_type" = "黑名单" ] && \
|
||||
nft add rule inet shellcrash dns ether saddr {$MAC} return || \
|
||||
nft add rule inet shellcrash dns ether saddr != {$MAC} return
|
||||
nft add rule inet shellcrash ${1}_dns ether saddr {$MAC} return || \
|
||||
nft add rule inet shellcrash ${1}_dns ether saddr != {$MAC} return
|
||||
}
|
||||
nft add rule inet shellcrash dns udp dport 53 redirect to ${dns_port}
|
||||
nft add rule inet shellcrash dns tcp dport 53 redirect to ${dns_port}
|
||||
[ "$1" = 'output' ] && {
|
||||
nft add rule inet shellcrash ${1}_dns meta skgid { 453, 7890 } return
|
||||
}
|
||||
nft add rule inet shellcrash ${1}_dns udp dport 53 redirect to ${dns_port}
|
||||
nft add rule inet shellcrash ${1}_dns tcp dport 53 redirect to ${dns_port}
|
||||
}
|
||||
start_wan(){ #iptables公网访问防火墙
|
||||
#获取局域网host地址
|
||||
|
|
@ -1403,6 +1406,8 @@ stop_firewall(){ #还原防火墙配置
|
|||
}
|
||||
#还原防火墙文件
|
||||
[ -s /etc/init.d/firewall.bak ] && mv -f /etc/init.d/firewall.bak /etc/init.d/firewall
|
||||
#others
|
||||
sed -i '/shellcrash-dns-repair/d' /etc/resolv.conf
|
||||
}
|
||||
#启动相关
|
||||
web_save(){ #最小化保存面板节点选择
|
||||
|
|
@ -1664,6 +1669,7 @@ afstart(){ #启动后
|
|||
|
||||
#读取配置文件
|
||||
getconfig
|
||||
[ -z "$firewall_area" ] && firewall_area=1
|
||||
#延迟启动
|
||||
[ ! -f ${TMPDIR}/crash_start_time ] && [ -n "$start_delay" ] && [ "$start_delay" -gt 0 ] && {
|
||||
logger "ShellCrash将延迟$start_delay秒启动" 31 pushoff
|
||||
|
|
@ -1686,7 +1692,8 @@ afstart(){ #启动后
|
|||
start_dns(){
|
||||
if [ "$dns_no" != "已禁用" ];then
|
||||
if [ "$dns_redir" != "已开启" ];then
|
||||
[ -n "$(echo $redir_mod|grep Nft)" ] && start_nft_dns || start_ipt_dns
|
||||
[ "$firewall_mod" = 'iptables' ] && start_ipt_dns
|
||||
[ "$firewall_mod" = 'nftables' ] && start_nft_dns prerouting
|
||||
else
|
||||
#openwrt使用dnsmasq转发
|
||||
uci del dhcp.@dnsmasq[-1].server >/dev/null 2>&1
|
||||
|
|
@ -1700,21 +1707,46 @@ afstart(){ #启动后
|
|||
return 0
|
||||
}
|
||||
#设置路由规则
|
||||
[ "$firewall_area" != 4 ] && {
|
||||
getlanip #获取局域网host地址
|
||||
#设置策略路由
|
||||
[ "$redir_mod" = "Tproxy模式" ] && ip route add local default dev lo table 100
|
||||
[ "$redir_mod" = "Tun模式" -o "$redir_mod" = "混合模式" ] && ip route add default dev utun table 100
|
||||
[ "$firewall_area" = 5 ] && ip route add default via $bypass_host table 100
|
||||
[ "$redir_mod" != "纯净模式" -a "$redir_mod" != "Redir模式" ] && ip rule add fwmark $fwmark table 100
|
||||
[ "$firewall_mod" = 'iptables' ] && {
|
||||
[ "$redir_mod" = "Redir模式" ] && start_dns && start_redir
|
||||
[ "$redir_mod" = "混合模式" ] && start_dns && start_redir && start_tun udp
|
||||
[ "$redir_mod" = "Tproxy混合" ] && start_dns && start_redir && start_tproxy udp
|
||||
[ "$redir_mod" = "Tun模式" ] && start_dns && start_tun all
|
||||
[ "$redir_mod" = "Tproxy模式" ] && start_dns && start_tproxy all
|
||||
[ -n "$(echo $redir_mod|grep Nft)" -o "$local_type" = "nftables增强模式" ] && {
|
||||
[ "$firewall_area" = 2 -o "$firewall_area" = 3 ] && [ -n "$(grep '0:7890' /etc/passwd)" ] && start_output #设置本机代理
|
||||
}
|
||||
[ "$firewall_mod" = 'nftables' ] && {
|
||||
nft add table inet shellcrash #初始化nftables
|
||||
nft flush table inet shellcrash
|
||||
#局域网代理
|
||||
[ "$firewall_area" = 1 -o "$firewall_area" = 3 -o "$firewall_area" = 5 ] && {
|
||||
start_dns
|
||||
start_nft prerouting
|
||||
#屏蔽QUIC
|
||||
[ "$quic_rj" = 已启用 ] && {
|
||||
nft add chain inet shellcrash input { type filter hook input priority 0 \; }
|
||||
[ -n "$CN_IP" ] && nft add rule inet shellcrash input ip daddr {$CN_IP} return
|
||||
[ -n "$CN_IP6" ] && nft add rule inet shellcrash input ip6 daddr {$CN_IP6} return
|
||||
nft add rule inet shellcrash input udp dport 443 reject comment 'ShellCrash-QUIC-REJECT'
|
||||
}
|
||||
}
|
||||
[ -n "$(echo $redir_mod|grep Nft)" ] && start_dns && start_nft
|
||||
#设置本机代理
|
||||
[ "$local_proxy" = "已开启" ] && {
|
||||
[ "$local_type" = "环境变量" ] && $0 set_proxy $mix_port $db_port
|
||||
[ "$local_type" = "iptables增强模式" ] && [ -n "$(grep '0:7890' /etc/passwd)" ] && start_output
|
||||
[ "$local_type" = "nftables增强模式" ] && [ -n "$(grep '0:7890' /etc/passwd)" ] && [ "$redir_mod" = "纯净模式" ] && start_nft
|
||||
[ "$firewall_area" = 2 -o "$firewall_area" = 3 ] && [ -n "$(grep '0:7890' /etc/passwd)" ] && {
|
||||
start_nft_dns output
|
||||
start_nft output
|
||||
#修复部分虚拟机dns查询失败的问题
|
||||
[ -z "$(grep 'nameserver 127.0.0.1' /etc/resolv.conf 2>/dev/null)" ] && {
|
||||
line=$(grep -n 'nameserver' /etc/resolv.conf | awk -F: 'FNR==1{print $1}')
|
||||
sed -i "$line i\nameserver 127.0.0.1 #shellcrash-dns-repair" /etc/resolv.conf
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
ckcmd iptables && start_wan #本地防火墙
|
||||
mark_time #标记启动时间
|
||||
|
|
|
|||
Loading…
Reference in New Issue
Block a user