server {
        listen        80;
        server_name  localhost; #改成自己的域名
        root   "/home/wwwroot/default"; #改自己的服务器目录
        set $custom_PATH /HostLocMJJ;
        set $custom_host "https://www.baidu.com";
        set $custom_host3 "/";
        set $custom_host5 "/";
        if ($request_uri ~* ^\/(.+)\/((http|https)://(www.)?([\w-]+(\.)?)+)(.*?)$) {
            set $custom_host $2;

            set $custom_host3 $7;
        }

        if ($custom_host3 = ""){
            set $custom_host3 "/";
        }
        if ($custom_host3 = " "){
            set $custom_host3 "/";
        }
        if ($request_uri ~* ^\/(.+)\/((http|https)://(www.)?([\w-]+(\.)?)+)(.+)\?(.+)$) {
            set $custom_host3 $7;
        }
        if ($request_uri ~* ^\/(.+)\/((http|https)://)((www.)?(\w+(\.)?)+)$) {
            return 301 $custom_PATH/$custom_host/;
        }
        set $custom_host2 "www.baidu.com";


        if ($custom_host ~* ^((http|https)://)((www.)?([\w-]+(\.)?)+)$) {
            set $custom_host2 $3;
            set $custom_host5 $1;
        }
        set $referer $custom_host;
        if ($http_referer ~* ^((http|https)://)(.*?)\/(.+)\/((http|https)://)(.*?)$) {
            set $referer $5$7;

        }
        set $current "http://";
        if ($scheme = https) {
            set $current "https://";
        }
        proxy_hide_header content-security-policy;



        location /HostLocMJJ/ {
            # proxy_connect_timeout 100s;
            # add_header Content-Security-Policy "default-src 'self' https://$host http://$host 'unsafe-inline' 'unsafe-eval' blob: data: ;";
            # proxy_set_header x-forwarded-for $remote_addr;
            # proxy_set_header X-Real-IP $remote_addr;
            # proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
            set $ishttp "http";
            if ($custom_host5 = https://) {
                set $ishttp "https";
            }
            proxy_ssl_server_name on;
            proxy_set_header X-Forwarded-Proto $ishttp;
            proxy_set_header Host $custom_host2;
            proxy_cache_key    $host$uri$is_args$args;
            proxy_headers_hash_max_size 512;
            proxy_pass_header Server;
            proxy_headers_hash_bucket_size 128;
            proxy_buffer_size  64k;
            proxy_buffers   32 64k;
            proxy_busy_buffers_size 128k;
            proxy_set_header Cookie $http_cookie;
            proxy_cache_methods GET;
            proxy_cache_methods POST;
            proxy_cache_methods HEAD;
            proxy_redirect $upstream_http_location "$current$host$custom_PATH/$upstream_http_location";
            proxy_set_header  Referer           $referer;
            proxy_set_header  User-Agent        $http_user_agent;
            # 防止谷歌返回压缩的内容，因为压缩的内容无法替换字符串
            proxy_set_header Accept-Encoding "";
            proxy_connect_timeout      15000;
            proxy_send_timeout         15000;
            proxy_read_timeout         15000;
            proxy_cache_valid 200 304 301 1s;
            add_header MJJCDN-Cache "$upstream_cache_status";
            # proxy_temp_file_write_size 512000k;
            resolver 1.1.1.1; #改为自己想要的DNS
            proxy_set_header Accept-Encoding "";
            sub_filter_types text/plain  text/javascript text/xml text/css application/x-javascript application/xml;

            sub_filter_once off;
            proxy_temp_file_write_size 512000k;
            sub_filter "url(http" "url($current$host$custom_PATH/http";
            sub_filter "<head" '<base href="$current$host$custom_PATH/$custom_host/" /><head';
            sub_filter '\'https://' '\'$current$host$custom_PATH/https://';
            sub_filter '\'http://' '\'$current$host$custom_PATH/https://';
            sub_filter '\"https://' '\"$current$host$custom_PATH/https://';
            sub_filter '\"http://' '\"$current$host$custom_PATH/https://';
            sub_filter "=\"//" '="$current$host$custom_PATH/https://';
            sub_filter '="/' '="$current$host$custom_PATH/$custom_host/';
            sub_filter "='//" "='$current$host$custom_PATH/https://";
            sub_filter "='/" "='$current$host$custom_PATH/$custom_host/";
            sub_filter '="/search' '"search';


            sub_filter '"/images' '"images';
            sub_filter ', /images' ', images';
            sub_filter 'integrity' ', kkkk';
            sub_filter '../' '$current$host$custom_PATH/$custom_host/../';
            sub_filter "'http://$custom_host2" "'$current$host$custom_PATH/$custom_host";
            sub_filter "'https://$custom_host2" "'$current$host$custom_PATH/$custom_host";
            sub_filter "\"http://$custom_host2" "\"$current$host$custom_PATH/$custom_host";
            sub_filter "\"https://$custom_host2" "\"$current$host$custom_PATH/$custom_host";
            if ($request_uri ~* ^\/(.+)\/((http|https)://(www.)?([\w-]+(\.)?)+)(.*?)$) {
                proxy_pass $custom_host$7$is_args$query_string;
            }


            # # set $request_uri "qqqq";
            # add_header Content-Type "text/plain;charset=utf-8";
            # return 200 "Your IP Address:$referer</br>$http_referer";
        }

        location / {
            add_header Content-Type "text/plain;charset=utf-8";
            return 200 "这是个正经网站";
        }


}