一、访问<em>ngrok</em>官网 https://<em>ngrok</em>.com二、登录<em>ngrok</em>，可以使用GitHub账号密码登录（GitHub账号注册前面的博客有的）三、登录之后，点击Explore <em>ngrok</em>菜单，查看官网设置和安装方法方法四、点击Download for Windows ，也可以选择其他操作系统的版本五、如果是windows系统，直接双击<em>下载</em>的<em>ngrok</em>.exe 运行程序六、在打开的面板输入ng...
虽然成功搭建了<em>ngrok</em>服务器,本地能被访问
但有几个问题:
1. 没有设置密码账号,谁都可以用
2. 尝试连接<em>ngrok</em>.com会连接成功,但立即提示需要付费
3. 怎样给<em>ngrok</em>d服务端添加身份验证
> 纯粹是问问,分不多
## 控制台输出
服务端参数
```
><em>ngrok</em>d -help
Usage of <em>ngrok</em>d:
-domain string
Domain where the tunnels are hosted (default "<em>ngrok</em>.com")
-httpAddr string
Public address for HTTP connections, empty string to disable (default ":80")
-httpsAddr string
Public address listening for HTTPS connections, emptry string to disable (default ":443")
-log string
Write log messages to this file. 'stdout' and 'none' have special meanings (default "stdout")
-log-level string
The level of messages to log. One of: DEBUG, INFO, WARNING, ERROR (default "DEBUG")
-tlsCrt string
Path to a TLS certificate file
-tlsKey string
Path to a TLS key file
-tunnelAddr string
Public address listening for <em>ngrok</em> client (default ":4443")
```
客户端参数
```
><em>ngrok</em> -help
Usage: <em>ngrok</em> [OPTIONS]
Options:
-authtoken string
Authentication token for identifying an <em>ngrok</em>.com account
-config string
Path to <em>ngrok</em> configuration file. (default: $HOME/.<em>ngrok</em>)
-hostname string
Request a custom hostname from the <em>ngrok</em> server. (HTTP only) (requires CNAME of your DNS)
-httpauth string
username:password HTTP basic auth creds protecting the public tunnel endpoint
-log string
Write log messages to this file. 'stdout' and 'none' have special meanings (default "none")
-log-level string
The level of messages to log. One of: DEBUG, INFO, WARNING, ERROR (default "DEBUG")
-proto string
The protocol of the traffic over the tunnel {'http', 'https', 'tcp'} (default: 'http+https') (default "http+https")
-subdomain string
Request a custom subdomain from the <em>ngrok</em> server. (HTTP only)
```
参数倒是意味着 客户端可以发送身份验证信息启动
服务端....没有参数指定谁来处理这个验证消息
该不会要我去学狗浪吧(ˉ▽￣～) 切~~
抽象工厂模式：我们现在要对mysql/oracle数据库中的User表进行操作，User表定义如下：public class User {
private int uid;
private String uname;
public int getUid() {
return uid;
}
public void setUid(int ui...
目标实现从公网访问位于家中的树莓派，包括ssh连接和http访问准备
VPS【有公网ip】：ubuntu14.04
树莓派【可连接internet】：raspbian jessy
<em>ngrok</em>源码【点此<em>下载</em>】
go 语言（ARM版 for 树莓派和AMD64版 for ubuntu）点此<em>下载</em>,需要扶梯子
VPS配置我的VPS是腾讯的，安装了ubuntu14.04版本的go语言环境。
安装方式如下：
