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pelican-theme/pelican/server.py
Rob Kennedy 1b6f081619 Allow socket address reuse; fixed #1264
The socket may remain in the TIME_WAIT state for some time after the
server shuts down, which prevents another instance of the server from
listening on the same port. This change allows the server to reuse the
address even when it's still waiting.
2014-02-14 14:20:38 -08:00

52 lines
1.6 KiB
Python

from __future__ import print_function
import os
import sys
import logging
try:
import SimpleHTTPServer as srvmod
except ImportError:
import http.server as srvmod # NOQA
try:
import SocketServer as socketserver
except ImportError:
import socketserver # NOQA
PORT = len(sys.argv) == 2 and int(sys.argv[1]) or 8000
SUFFIXES = ['', '.html', '/index.html']
class ComplexHTTPRequestHandler(srvmod.SimpleHTTPRequestHandler):
def do_GET(self):
# we are trying to detect the file by having a fallback mechanism
found = False
for suffix in SUFFIXES:
if not hasattr(self,'original_path'):
self.original_path = self.path
self.path = self.original_path + suffix
path = self.translate_path(self.path)
if os.path.exists(path):
srvmod.SimpleHTTPRequestHandler.do_GET(self)
logging.info("Found: %s" % self.path)
found = True
break
logging.info("Tried to find file %s, but it doesn't exist. " % self.path)
if not found:
logging.warning("Unable to find file %s or variations." % self.path)
Handler = ComplexHTTPRequestHandler
socketserver.TCPServer.allow_reuse_address = True
try:
httpd = socketserver.TCPServer(("", PORT), Handler)
except OSError as e:
logging.error("Could not listen on port %s" % PORT)
sys.exit(getattr(e, 'exitcode', 1))
logging.info("serving at port %s" % PORT)
try:
httpd.serve_forever()
except KeyboardInterrupt as e:
logging.info("shutting down server")
httpd.socket.close()