路由器梅林固件上面使用 v2ray 的方案

config.json

{
  "log": {
    "loglevel": "none"
  },
  "inbound": {
      "port": 23456,
      "listen": "127.0.0.1",
      "protocol": "socks",
      "settings": {
        "udp": true
      }
    },
  "inboundDetour":
  [{
         "port": 3333,
         "listen": "0.0.0.0",
         "protocol": "dokodemo-door",
         "settings": {
             "network": "tcp,udp",
             "followRedirect": true
         }
  }],
  "outbound": {
    "protocol": "vmess",
    "settings": {
      "vnext": [
        {
          "address": "这里输入你的服务器信息",
          "port": 443,
          "users": [
            {
              "id": "这里输入你的id，其他配置根据你需要配置",
              "alterId": 64,
              "security": ""
            }
          ]
        }
      ]
    },
    "streamSettings":
    {
      "network": "tcp",
      "security": "tls",
      "tlsSettings": { "allowInsecure": true }
    }
  },
  "policy": {
    "levels": {
      "0": {"uplinkOnly": 0}
    }
  }
}

go_arm.sh

#!/bin/sh

CUR_VER=""
NEW_VER=""
ARCH=""
VDIS="arm"
ZIPFILE="/tmp/v2ray/v2ray.zip"
V2RAY_DIR="/jffs/v2ray"

CMD_INSTALL=""
CMD_UPDATE=""
SOFTWARE_UPDATED=0

#######color code########
RED="31m"
GREEN="32m"
YELLOW="33m"
BLUE="36m"


sysArch(){
    ARCH=$(uname -m)
    if [[ "$ARCH" == "i686" ]] || [[ "$ARCH" == "i386" ]]; then
        VDIS="32"
    elif [[ "$ARCH" == *"armv7"* ]] || [[ "$ARCH" == "armv6l" ]]; then
        VDIS="arm"
    elif [[ "$ARCH" == *"armv8"* ]] || [[ "$ARCH" == "aarch64" ]]; then
        VDIS="arm64"
    elif [[ "$ARCH" == *"mips64le"* ]]; then
        VDIS="mips64le"
    elif [[ "$ARCH" == *"mips64"* ]]; then
        VDIS="mips64"
    elif [[ "$ARCH" == *"mipsle"* ]]; then
        VDIS="mipsle"
    elif [[ "$ARCH" == *"mips"* ]]; then
        VDIS="mips"
    elif [[ "$ARCH" == *"s390x"* ]]; then
        VDIS="s390x"
    fi
    return 0
}

colorEcho(){
    COLOR=$1
    echo -e "\033[${COLOR}${@:2}\033[0m"
}

downloadV2Ray(){
    rm -rf /tmp/v2ray
    mkdir -p /tmp/v2ray
    colorEcho ${BLUE} "Downloading V2Ray."
    DOWNLOAD_LINK="https://github.com/v2ray/v2ray-core/releases/download/${NEW_VER}/v2ray-linux-${VDIS}.zip"
    curl -L -H "Cache-Control: no-cache" -o ${ZIPFILE} ${DOWNLOAD_LINK}
    if [ $? != 0 ];then
        colorEcho ${RED} "Failed to download! Please check your network or try again."
        exit 1
    fi
    return 0
}

installSoftware(){
    COMPONENT=$1
    if [[ -n `command -v $COMPONENT` ]]; then
        return 0
    fi

    getPMT
    if [[ $? -eq 1 ]]; then
        colorEcho $YELLOW "The system package manager tool isn't APT or YUM, please install ${COMPONENT} manually."
        exit
    fi
    colorEcho $GREEN "Installing $COMPONENT"
    if [[ $SOFTWARE_UPDATED -eq 0 ]]; then
        colorEcho ${BLUE} "Updating software repo"
        $CMD_UPDATE
        SOFTWARE_UPDATED=1
    fi

    colorEcho ${BLUE} "Installing ${COMPONENT}"
    $CMD_INSTALL $COMPONENT
    if [[ $? -ne 0 ]]; then
        colorEcho ${RED} "Install ${COMPONENT} fail, please install it manually."
        exit
    fi
    return 0
}

extract(){
    colorEcho ${BLUE}"Extracting V2Ray package to /tmp/v2ray."
    mkdir -p /tmp/v2ray
    unzip $1 -d "/tmp/v2ray/"
    if [[ $? -ne 0 ]]; then
        colorEcho ${RED} "Extracting V2Ray faile!"
        exit
    fi
    return 0
}

# 1: new V2Ray. 0: no
getVersion(){
    CUR_VER=`$V2RAY_DIR/v2ray -version 2>/dev/null | head -n 1 | cut -d " " -f2`
    TAG_URL="https://api.github.com/repos/v2ray/v2ray-core/releases/latest"
    NEW_VER=`curl ${PROXY} -s ${TAG_URL} --connect-timeout 10| grep 'tag_name' | cut -d\" -f4`

    if [[ $? -ne 0 ]] || [[ $NEW_VER == "" ]]; then
        colorEcho ${RED} "Network error! Please check your network or try again."
        exit
    elif [[ "$NEW_VER" != "$CUR_VER" ]];then
            return 1
    fi
    return 0

}

copyFile() {
    NAME=$1
    MANDATE=$2
    ERROR=`cp "/tmp/v2ray/v2ray-${NEW_VER}-linux-${VDIS}/${NAME}" "$V2RAY_DIR/${NAME}"`
    if [[ $? -ne 0 ]]; then
        colorEcho ${YELLOW} "${ERROR}"
        if [ "$MANDATE" = true ]; then
            exit
        fi
    fi
}

installV2Ray(){
    # Install V2Ray binary to $V2RAY_DIR
    mkdir -p $V2RAY_DIR
    copyFile v2ray true
    makeExecutable v2ray
    copyFile v2ctl false
    makeExecutable v2ctl
    copyFile geoip.dat false
    copyFile geosite.dat false
    return 0
}

makeExecutable() {
    chmod +x "$V2RAY_DIR/$1"
}

updateWatchDog() {
    colorEcho ${GREEN} "Update v2ray_watchdog.sh"
    echo "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" > /tmp/dog.in
    base64 -d /tmp/dog.in > "$V2RAY_DIR/v2ray_watchdog.sh"
    rm /tmp/dog.in
}

main() {
    # dowload via network and extract
    updateWatchDog
    getVersion
    if [[ $? == 0 ]]; then
        colorEcho ${GREEN} "Lastest version ${NEW_VER} is already installed."
        exit
    else
        colorEcho ${BLUE} "Installing V2Ray ${NEW_VER} on ${ARCH}"
        downloadV2Ray
        extract ${ZIPFILE}
    fi

    installV2Ray
    colorEcho ${GREEN} "V2Ray ${NEW_VER} is installed."
    rm -rf /tmp/v2ray
    return 0
}

main

nat-start

# 修改 /jffs/scripts/nat-start 和 /jffs/scripts/wan-start 都增加一行 cron 的配置，定时跑 watchdog 检查服务
# 注意：下面的 admin 需要改成你自己的用户名

grep -q 'v2ray_watchdog.sh' /var/spool/cron/crontabs/admin || echo "*/5 * * * * /bin/sh /jffs/v2ray/v2ray_watchdog.sh" >> /var/spool/cron/crontabs/admin

v2ray_watchdog.sh

#!/bin/sh

v2ray='/jffs/v2ray/v2ray' # v2ray 的所有文件放到 /jffs/v2ray 下面

is_v2ray_alive() {
    v2ray_count=`ps -w |grep '/jffs/v2ray/v2ray'|grep -v grep|grep -v watchdog|wc -l`
    if [ "$v2ray_count" -eq 1 ];then
        return 0  # work ok
    else
        return 1
    fi
}
restart_v2ray() {
    killall v2ray >/dev/null 2>&1
    $v2ray &
    echo $$ > /tmp/v2ray.pid
}

stop_ss() {
    killall ss-local >/dev/null 2>&1
    killall ss-redir >/dev/null 2>&1
}

main(){
    is_v2ray_alive #判断 v2ray 是不是还活着
    if [ "$?" -ne 0 ];then
        stop_ss # 停止 ss 相关进程，因为我们会用 v2ray 代替他
        restart_v2ray # 启动 v2ray
        echo "v2ray restart at "$(date) >> /tmp/v2ray.log
    fi
}

main