安装Cygwin

1. 下载 setup.exe
2. 打开setup.exe, 选择Install from Internet
3. 选择安装Cygwin到C:\cygwin
4. 选择存储下载文件的目录为C:\
5. 选择下载站点的镜像
6. 选择安装以下软件包：
   • Net | openssh (不要选成openssl)
   • Devel | git
   • Devel | git-completion
   • Devel | git-gui
   • Devel | git-svn (如果需要同时提交到svn)
   • Devel | gitk
   • Editors | vim

集成Cygwin和Windows Security

1. 打开C:\cygwin\Cygwin.bat
2. $ bin/cyglsa-config
   Warning: Registering the Cygwin LSA authentication package requires administrator privileges! You also have to reboot the machine to activate the change.
   
   Are you sure you want to continue? (yes/no)
3. 选择yes
4. 重启Windows

搭建SSH服务器

1. 打开C:\cygwin\Cygwin.bat
2. $ ssh-host-config
   *** Info: Generating /etc/ssh_host_key
   *** Info: Generating /etc/ssh_host_rsa_key
   *** Info: Generating /etc/ssh_host_dsa_key
   *** Info: Generating /etc/ssh_host_ecdsa_key
   *** Info: Creating default /etc/ssh_config file
   *** Info: Creating default /etc/sshd_config file
   *** Info: Privilege separation is set to yes by default since OpenSSH 3.3.
   *** Info: However, this requires a non-privileged account called 'sshd'.
   *** Info: For more info on privilege separation read /usr/share/doc/openssh/README.privsep.
   *** Query: Should privilege separation be used? (yes/no)
3. 选择yes
   *** Info: Note that creating a new user requires that the current account have
   *** Info: Administrator privileges. Should this script attempt to create a
   *** Query: new local account 'sshd'? (yes/no)
4. 选择yes
   *** Info: Updating /etc/sshd_config file
   *** Info: Added ssh to C:\WINDOWS\system32\driversc\services
   
   
   *** Warning: The following functions require administrator privileges!
   
   *** Query: Do you want to install sshd as a service?
   *** Query: (Say "no" if it is already installed as a service) (yes/no)
5. 选择yes
   *** Query: Enter the value of CYGWIN for the daemon: []
6. 输入tty
   *** Info: The sshd service has been installed under the LocalSystem
   *** Info: account (also known as SYSTEM). To start the service now, call
   *** Info: `net start sshd' or `cygrunsrv -S sshd'. Otherwise, it
   *** Info: will start automatically after the next reboot.
   
   *** Info: Host configuration finished. Have fun!
7. 配置结束，确认端口22可用。启动服务：sc start sshd

允许SSH客户端访问

1. 创建一个名为git的用户，设置密码，并确保密码不会过期。
2. 在Cygwin Bash中，执行命令: mkpasswd -l -u git >> /etc/passwd

验证下SSH登录

1. 打开Cygwin Bash
2. $ ssh git@10.0.2.15
   Administrator@china-fe1bdcde5 ~
   $ ssh git@10.0.2.15
   The authenticity of host '10.0.2.15 (10.0.2.15)' can't be established.
   ECDSA key fingerprint is 5d:a6:81:98:43:f