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server.py
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server.py
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#!/usr/bin/python
import sys, os, re
import BaseHTTPServer
globalargs = {}
datare = re.compile('/robots.txt|/favicon.ico|/data/(?!ajax)')
forbiddenre = re.compile('/data/(sensitive|template)')
noindexesre = re.compile('/data/(lib|script|sensitive|template)')
def _bare_address_string(self):
host, port = self.client_address[:2]
return '%s' % host
BaseHTTPServer.BaseHTTPRequestHandler.address_string = \
_bare_address_string
class HandlerClass (BaseHTTPServer.BaseHTTPRequestHandler):
def do_GET(self):
self.do_request()
return
def do_POST(self):
self.do_request()
return
def do_request(self):
global globalargs
host = self.headers.get('host').split(':')
hostport = host[1] if len(host) > 1 else '80'
host = host[0]
hostkeys = host.split('.')
while len(hostkeys) > 0:
if os.path.exists('.'.join(hostkeys) + '/index.py'):
break
hostkeys = hostkeys[1:]
hostpath = '.'.join(hostkeys)
if forbiddenre.match(self.path) is not None:
#forbidden something
msg = '\r\nYou can\'t go here.'
self.send_response(403)
self.send_header('Content-length', str(len(msg)))
self.wfile.write(msg)
return
if datare.match(self.path) is not None:
try:
reqmed = open(os.path.join(hostpath, self.path[1:])).read()
self.send_response(200)
self.send_header('Content-length', str(len(reqmed)))
import mimetypes
type = mimetypes.guess_type(self.path)[0]
if type is None:
type = 'application/octet-stream'
self.send_header('Content-type', type)
self.send_header('Connection', 'Close') #TODO: why the hell am I hanging on keep-alive connections?
self.end_headers()
self.wfile.write(reqmed)
return
except IOError as ex:
if ex.errno == 21 and noindexesre.match(self.path) is None:
self.basic_response(200, 'Directory indexes! Not actually a thing yet.')
else:
self.basic_response(404, '404 Not Found\r\n\r\nThe file you requested does not exist.')
return
import webframe
try:
if globalargs['debug']:
reload(webframe)
webframe.setupSwitch((self, host, hostport))
if hostpath != '':
if '.' not in sys.path:
sys.path.append('.')
os.chdir(hostpath)
import index
if globalargs['debug']:
reload(index)
index.main()
except Exception as e:
resp = 'Internal server error!'
import traceback
tb = '\n'.join(traceback.format_exception(*sys.exc_info()))
print tb
if globalargs['printerrors']:
resp += ' Here\'s the deal:\n\n' + tb
if len(webframe.documentErrors) != 0:
resp += '\n\nIn addition, webframe accumulated the following errors:\r\n\t\n'
resp += '\n'.join(webframe.documentErrors)
self.basic_response(500, resp)
return
def basic_response(self, code, msg):
self.send_response(code)
self.send_header('Content-length', str(len(msg)))
self.send_header('Connection', 'Close')
self.end_headers()
self.wfile.write(msg)
return
def main(port=80, bindaddr='0.0.0.0', debug=False, printerrors=True, logfile=None, loglevel_stdout=3, loglevel_file=3):
global globalargs
globalargs = { 'port': port,
'bindaddr': bindaddr,
'debug': debug,
'printerrors': printerrors,
'logfile': logfile,
'loglevel_stdout': loglevel_stdout,
'loglevel_file': loglevel_file }
ServerClass = BaseHTTPServer.HTTPServer
Protocol = "HTTP/1.1"
server_address = (bindaddr, port)
HandlerClass.protocol_version = Protocol
httpd = ServerClass(server_address, HandlerClass)
sa = httpd.socket.getsockname()
print "Serving HTTP on", sa[0], "port", sa[1], "..."
httpd.serve_forever()
log_levels = ['crit','error','warning','access','debug']
def usage():
print 'Webframe server -- serve webframe sites'
print 'Usage: python server.py [options]'
print 'You will need to run as root to bind to a port lower than 1024'
print ''
print 'Options:'
print ' -p, --port <port> Specify a port for the server to run on (default 80)'
print ' -b, --bindaddr <address> Address to bind server on (default all interfaces "0.0.0.0")'
print ' -d, --debug Enable debugging output'
print ' -e, --printerrors Show users stacktraces on 500 errors instead of generic error page'
print ' -f, --logfile <file> Use a file for logging'
print ' -l, --loglevel_stdout <level> Change verbosity for logging on stdout'
print ' -L, --loglevel_file <level> Change verbosity for logging to log file'
print ' -h, --help Print this message and exit'
print ''
print 'Log levels:'
print ' crit Log only server faults'
print ' error Log the above plus runtime errors'
print ' warning Log the above plus runtime warnings'
print ' access Log the above plus metadata on connections'
print ' debug Log the above plus debugging minutia'
print ''
print 'NOTICE: None of the logging stuff is implimented at all, hahaha.'
if __name__ == '__main__':
import getopt
kwargs = {}
try:
(opts, args) = getopt.getopt(sys.argv[1:], 'p:b:def:l:L:h', ['--port=', '--bind=', '--debug', '--printerrors', '--logfile=', '--loglevel_stdout=', '--loglevel_file=', '--help'])
except getopt.GetoptError as e:
print e
usage()
sys.exit(2)
for (opt, arg) in opts:
if opt in ('-h', '--help'):
usage()
sys.exit(0)
if opt in ('-p', '--port'):
kwargs['port'] = int(arg)
if opt in ('-b', '--bindaddr'):
kwargs['bindaddr'] = arg
if opt in ('-d', '--debug'):
kwargs['debug'] = True
if opt in ('-e', '--printerrors'):
kwargs['printerrors'] = True
if opt in ('-f', '--logfile'):
kwargs['logfile'] = arg
if opt in ('-l', '--loglevel_stdout'):
if arg in log_levels:
kwargs['loglevel_stdout'] = log_levels.index(arg)
else:
print 'Invalid log level:',arg
usage()
sys.exit(2)
if opt in ('-L', '--loglevel_file'):
if arg in log_levels:
kwargs['loglevel_file'] = log_levels.index(arg)
else:
print 'Invalid log level:',arg
usage()
sys.exit(2)
main(**kwargs)