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import SocketServer
import BaseHTTPServer
import os
import sys
import threading
import select
import random
class TestHandler(BaseHTTPServer.BaseHTTPRequestHandler):
DATA = "PySide Server"
def do_GET(self):
self.send_head()
self.wfile.write(TestHandler.DATA)
def do_HEAD(self):
self.send_head()
def send_head(self):
self.send_response(200)
self.send_header("Content-type", "text/plain")
self.send_header("Content-Length", str(len(TestHandler.DATA)))
self.end_headers()
class TestSecureHandler(BaseHTTPServer.BaseHTTPRequestHandler):
DATA = "PySide"
def do_GET(self):
self.send_head()
self.wfile.write(TestHandler.DATA)
def do_HEAD(self):
self.send_head()
def send_head(self):
try:
handler = self.marshall_handler()
handler.do_request(self)
except:
self.send_response(401)
self.send_header("WWW-Authenticate", "Basic realm='Secure Area'")
self.send_header("Content-type", "text/plain")
self.send_header("Content-Length", str(len(TestHandler.DATA)))
self.end_headers()
# Workaround for the missing shutdown method in python2.5
class CompatTCPServer(SocketServer.TCPServer):
def __init__(self, server_address, RequestHandlerClass):
SocketServer.TCPServer.__init__(self, server_address, RequestHandlerClass)
self.isPy25 = sys.version_info[0] == 2 and sys.version_info[1] == 5
if self.isPy25:
self.__is_shut_down = threading.Event()
self.__serving = False
def serve_forever(self, poll_interval=0.5):
"""Handle one request at a time until shutdown.
Polls for shutdown every poll_interval seconds. Ignores
self.timeout. If you need to do periodic tasks, do them in
another thread.
"""
if self.isPy25:
self.__serving = True
self.__is_shut_down.clear()
while self.__serving:
# XXX: Consider using another file descriptor or
# connecting to the socket to wake this up instead of
# polling. Polling reduces our responsiveness to a
# shutdown request and wastes cpu at all other times.
r, w, e = select.select([self], [], [], poll_interval)
if r:
self.py25_handle_request_noblock()
self.__is_shut_down.set()
else:
SocketServer.TCPServer.serve_forever(self, poll_interval)
def py25_handle_request_noblock(self):
"""Handle one request, without blocking.
I assume that select.select has returned that the socket is
readable before this function was called, so there should be
no risk of blocking in get_request().
"""
if self.isPy25:
try:
request, client_address = self.get_request()
except socket.error:
return
if self.verify_request(request, client_address):
try:
self.process_request(request, client_address)
except:
self.handle_error(request, client_address)
self.close_request(request)
def shutdown(self):
"""Stops the serve_forever loop.
Blocks until the loop has finished. This must be called while
serve_forever() is running in another thread, or it will
deadlock.
"""
if self.isPy25:
self.__serving = False
if not self.__is_shut_down:
self.__is_shut_down.wait()
else:
SocketServer.TCPServer.shutdown(self)
class TestServer(threading.Thread):
def __init__(self, secure=False):
threading.Thread.__init__(self)
self._port = int(os.getenv("PYSIDE_TESTSERVER_PORT") or 12321)
self.keep_running = True
if secure:
handle = TestSecureHandler
else:
handle = TestHandler
try:
self.httpd = CompatTCPServer(('' , self._port), handle)
except:
self._port = self._port + random.randint(1, 100)
self.httpd = CompatTCPServer(('' , self._port), handle)
def port(self):
return self._port
def run(self):
self.httpd.serve_forever()
def shutdown(self):
self.httpd.shutdown()
self.join()
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