安装wssh, zdaemon,pagekite等

安装wssh遇到许多问题和有趣的东西，记录如下：

1. 要安装wssh，需要先装gevent和pyCrypto，其余用
   sudo pip install flask paramiko werkzeug jinja2 ecdsa gevent-websocket等
2. 从https://github.com/aluzzardi/wssh.git下载wssh
   python setup.py install
   运行sudo wsshd, 如果发现缺少包，就用pip install
3. fix问题, 用浏览器打开http://ip:5000
4. change from geventwebsocket import WebSocketHandler to from geventwebsocket.handler import WebSocketHandler in file EGG-INFO/scripts/wsshd
5. change raw.github.com to rawgithub.com in file wssh/templates/index.html
6. 运行命令sudo wssh也可以连接
7. 安装zdaemon，

   pip install zdaemon
   zdaemon -p wsshd start

8. 安装PageKite

   curl -s https://pagekite.net/pk/ |sudo bash
   pagekite.py --signup
   pagekite.py 5000 mypi.pagekite.me

https://github.com/amitsaha/raspi-guide/blob/master/doc/install.rst
http://echorand.me/2012/10/13/web-based-ssh-access-to-your-raspberry-pi/
http://www.vpsee.com/2013/06/invoke-a-linux-shell-with-ssh-account-from-browser/