#!/usr/bin/python
#encoding=utf-8
#利用wsgiref 作为wsgi server
from wsgiref.simple_server import make_server
"""
def simple_app(environ, start_response):
status = '200 ok'
response_headers = [('Content-type', 'text/plain')] #设置http头
start_response(status, response_headers)
return [u"test wsgi app".encode('utf-8')]
class AppClass(object):
def __call__(self, environ, start_response):
status = "200 ok"
response_headers = [('Content-type', 'text/plain')]
start_response(status, response_headers)
return [u"class AppClass".encode('utf-8')]
"""
#wsgi app只要是一个callable对象即可,不一定要是函数
#一个实现了__call__方法示例也ok的
#httpd = make_server('', 8080, simple_app)
"""
app = AppClass()
httpd = make_server('', 8080, app)
httpd.serve_forever()
"""
URL_PATTERNS = (
('AA/', 'AA_app'),
('BB/', 'BB_app'),
)
class Dispatcher(object):
#实现路由功能:
def _match(self, path):
path = path.split('/')[1]
for url, app in URL_PATTERNS:
if path in url:
return app
def __call__(self, environ, start_response):
path = environ.get('PATH_INFO', '/')
app = self._match(path)
if app:
app = globals()[app]
return app(environ, start_response)
else:
start_response("404 NOT FOUND",[('Content-type', 'text/plain')])
return ["page dose not exists"]
def AA_app(environ, start_response):
start_response("200 OK",[('Content-type', 'text/html')])
return ["AA page"]
def BB_app(environ, start_response):
start_response("200 OK",[('Content-type', 'text/html')])
return ["BB page"]
app = Dispatcher()
httpd = make_server('', 8090, app)
httpd.serve_forever()
测试结果:
server端:
root@u163:~/cp163/python# python wsgi_app.py
192.168.2.162 - - [04/Nov/2015 18:44:06] "GET /AA HTTP/1.1" 200 7
192.168.2.162 - - [04/Nov/2015 18:44:22] "GET /BB HTTP/1.1" 200 7
client端:
root@u162:~# curl http://192.168.2.163:8090/AA
AA page
root@u162:~# curl http://192.168.2.163:8090/BB
BB page
root@u162:~#
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