def __call__(self, environ, start_response): path = environ["PATH_INFO"] dav_res = None if environ["wsgidav.provider"]: dav_res = environ["wsgidav.provider"].get_resource_inst(path, environ) if ( environ["REQUEST_METHOD"] in ("GET", "HEAD") and dav_res and dav_res.is_collection ): if util.get_content_length(environ) != 0: self._fail( HTTP_MEDIATYPE_NOT_SUPPORTED, "The server does not handle any body content.", ) if environ["REQUEST_METHOD"] == "HEAD": return util.send_status_response( environ, start_response, HTTP_OK, is_head=True ) # Support DAV mount (http://www.ietf.org/rfc/rfc4709.txt) if self.dir_config.get("davmount") and "davmount" in environ.get( "QUERY_STRING", "" ): collectionUrl = util.make_complete_url(environ) collectionUrl = collectionUrl.split("?", 1)[0] res = compat.to_bytes(DAVMOUNT_TEMPLATE.format(collectionUrl)) # TODO: support <dm:open>%s</dm:open> start_response( "200 OK", [ ("Content-Type", "application/davmount+xml"), ("Content-Length", str(len(res))), ("Cache-Control", "private"), ("Date", util.get_rfc1123_time()), ], ) return [res] context = self._get_context(environ, dav_res) res = self.template.render(**context) res = compat.to_bytes(res) start_response( "200 OK", [ ("Content-Type", "text/html"), ("Content-Length", str(len(res))), ("Cache-Control", "private"), ("Date", util.get_rfc1123_time()), ], ) return [res] return self.next_app(environ, start_response)
def _start_response_wrapper(status, response_headers, exc_info=None): # Postprocess response headers headerDict = {} for header, value in response_headers: if header.lower() in headerDict: _logger.error("Duplicate header in response: {}".format(header)) headerDict[header.lower()] = value # Check if we should close the connection after this request. # http://www.w3.org/Protocols/rfc2616/rfc2616-sec4.html#sec4.4 forceCloseConnection = False currentContentLength = headerDict.get("content-length") statusCode = int(status.split(" ", 1)[0]) contentLengthRequired = ( environ["REQUEST_METHOD"] != "HEAD" and statusCode >= 200 and statusCode not in (204, 304) ) # _logger.info(environ["REQUEST_METHOD"], statusCode, contentLengthRequired) if contentLengthRequired and currentContentLength in (None, ""): # A typical case: a GET request on a virtual resource, for which # the provider doesn't know the length _logger.error( "Missing required Content-Length header in {}-response: closing connection".format( statusCode ) ) forceCloseConnection = True elif not type(currentContentLength) is str: _logger.error( "Invalid Content-Length header in response ({!r}): closing connection".format( headerDict.get("content-length") ) ) forceCloseConnection = True # HOTFIX for Vista and Windows 7 (GC issue 13, issue 23) # It seems that we must read *all* of the request body, otherwise # clients may miss the response. # For example Vista MiniRedir didn't understand a 401 response, # when trying an anonymous PUT of big files. As a consequence, it # doesn't retry with credentials and the file copy fails. # (XP is fine however). util.read_and_discard_input(environ) # Make sure the socket is not reused, unless we are 100% sure all # current input was consumed if util.get_content_length(environ) != 0 and not environ.get( "wsgidav.all_input_read" ): _logger.warn("Input stream not completely consumed: closing connection") forceCloseConnection = True if forceCloseConnection and headerDict.get("connection") != "close": _logger.warn("Adding 'Connection: close' header") response_headers.append(("Connection", "close")) # Log request if self.verbose >= 3: userInfo = environ.get("http_authenticator.username") if not userInfo: userInfo = "(anonymous)" extra = [] if "HTTP_DESTINATION" in environ: extra.append('dest="{}"'.format(environ.get("HTTP_DESTINATION"))) if environ.get("CONTENT_LENGTH", "") != "": extra.append("length={}".format(environ.get("CONTENT_LENGTH"))) if "HTTP_DEPTH" in environ: extra.append("depth={}".format(environ.get("HTTP_DEPTH"))) if "HTTP_RANGE" in environ: extra.append("range={}".format(environ.get("HTTP_RANGE"))) if "HTTP_OVERWRITE" in environ: extra.append("overwrite={}".format(environ.get("HTTP_OVERWRITE"))) if self.verbose >= 3 and "HTTP_EXPECT" in environ: extra.append('expect="{}"'.format(environ.get("HTTP_EXPECT"))) if self.verbose >= 4 and "HTTP_CONNECTION" in environ: extra.append( 'connection="{}"'.format(environ.get("HTTP_CONNECTION")) ) if self.verbose >= 4 and "HTTP_USER_AGENT" in environ: extra.append('agent="{}"'.format(environ.get("HTTP_USER_AGENT"))) if self.verbose >= 4 and "HTTP_TRANSFER_ENCODING" in environ: extra.append( "transfer-enc={}".format(environ.get("HTTP_TRANSFER_ENCODING")) ) if self.verbose >= 3: extra.append("elap={:.3f}sec".format(time.time() - start_time)) extra = ", ".join(extra) # This is the CherryPy format: # 127.0.0.1 - - [08/Jul/2009:17:25:23] "GET /loginPrompt?redirect=/renderActionList%3Frelation%3Dpersonal%26key%3D%26filter%3DprivateSchedule&reason=0 HTTP/1.1" 200 1944 "http://127.0.0.1:8002/command?id=CMD_Schedule" "Mozilla/5.0 (Windows; U; Windows NT 6.0; de; rv:1.9.1) Gecko/20090624 Firefox/3.5" # noqa _logger.info( '{addr} - {user} - [{time}] "{method} {path}" {extra} -> {status}'.format( addr=environ.get("REMOTE_ADDR", ""), user=userInfo, time=util.get_log_time(), method=environ.get("REQUEST_METHOD"), path=safe_re_encode( environ.get("PATH_INFO", ""), sys.stdout.encoding ), extra=extra, status=status, # response_headers.get(""), # response Content-Length # referer ) ) return start_response(status, response_headers, exc_info)
def _start_response_wrapper(status, response_headers, exc_info=None): # Postprocess response headers headerDict = {} for header, value in response_headers: if header.lower() in headerDict: _logger.error("Duplicate header in response: {}".format(header)) headerDict[header.lower()] = value # Check if we should close the connection after this request. # http://www.w3.org/Protocols/rfc2616/rfc2616-sec4.html#sec4.4 forceCloseConnection = False currentContentLength = headerDict.get("content-length") statusCode = int(status.split(" ", 1)[0]) contentLengthRequired = ( environ["REQUEST_METHOD"] != "HEAD" and statusCode >= 200 and statusCode not in (204, 304) ) # _logger.info(environ["REQUEST_METHOD"], statusCode, contentLengthRequired) if contentLengthRequired and currentContentLength in (None, ""): # A typical case: a GET request on a virtual resource, for which # the provider doesn't know the length _logger.error( "Missing required Content-Length header in {}-response: closing connection".format( statusCode ) ) forceCloseConnection = True elif not type(currentContentLength) is str: _logger.error( "Invalid Content-Length header in response ({!r}): closing connection".format( headerDict.get("content-length") ) ) forceCloseConnection = True # HOTFIX for Vista and Windows 7 (GC issue 13, issue 23) # It seems that we must read *all* of the request body, otherwise # clients may miss the response. # For example Vista MiniRedir didn't understand a 401 response, # when trying an anonymous PUT of big files. As a consequence, it # doesn't retry with credentials and the file copy fails. # (XP is fine however). util.read_and_discard_input(environ) # Make sure the socket is not reused, unless we are 100% sure all # current input was consumed if util.get_content_length(environ) != 0 and not environ.get( "wsgidav.all_input_read" ): _logger.warning( "Input stream not completely consumed: closing connection." ) forceCloseConnection = True if forceCloseConnection and headerDict.get("connection") != "close": _logger.warning("Adding 'Connection: close' header.") response_headers.append(("Connection", "close")) # Log request if self.verbose >= 3: userInfo = environ.get("wsgidav.auth.user_name") if not userInfo: userInfo = "(anonymous)" extra = [] if "HTTP_DESTINATION" in environ: extra.append('dest="{}"'.format(environ.get("HTTP_DESTINATION"))) if environ.get("CONTENT_LENGTH", "") != "": extra.append("length={}".format(environ.get("CONTENT_LENGTH"))) if "HTTP_DEPTH" in environ: extra.append("depth={}".format(environ.get("HTTP_DEPTH"))) if "HTTP_RANGE" in environ: extra.append("range={}".format(environ.get("HTTP_RANGE"))) if "HTTP_OVERWRITE" in environ: extra.append("overwrite={}".format(environ.get("HTTP_OVERWRITE"))) if self.verbose >= 3 and "HTTP_EXPECT" in environ: extra.append('expect="{}"'.format(environ.get("HTTP_EXPECT"))) if self.verbose >= 4 and "HTTP_CONNECTION" in environ: extra.append( 'connection="{}"'.format(environ.get("HTTP_CONNECTION")) ) if self.verbose >= 4 and "HTTP_USER_AGENT" in environ: extra.append('agent="{}"'.format(environ.get("HTTP_USER_AGENT"))) if self.verbose >= 4 and "HTTP_TRANSFER_ENCODING" in environ: extra.append( "transfer-enc={}".format(environ.get("HTTP_TRANSFER_ENCODING")) ) if self.verbose >= 3: extra.append("elap={:.3f}sec".format(time.time() - start_time)) extra = ", ".join(extra) # This is the CherryPy format: # 127.0.0.1 - - [08/Jul/2009:17:25:23] "GET /loginPrompt?redirect=/renderActionList%3Frelation%3Dpersonal%26key%3D%26filter%3DprivateSchedule&reason=0 HTTP/1.1" 200 1944 "http://127.0.0.1:8002/command?id=CMD_Schedule" "Mozilla/5.0 (Windows; U; Windows NT 6.0; de; rv:1.9.1) Gecko/20090624 Firefox/3.5" # noqa _logger.info( '{addr} - {user} - [{time}] "{method} {path}" {extra} -> {status}'.format( addr=environ.get("REMOTE_ADDR", ""), user=userInfo, time=util.get_log_time(), method=environ.get("REQUEST_METHOD"), path=safe_re_encode( environ.get("PATH_INFO", ""), sys.stdout.encoding if sys.stdout.encoding else "utf-8", ), extra=extra, status=status, # response_headers.get(""), # response Content-Length # referer ) ) return start_response(status, response_headers, exc_info)