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87 lines
3.1 KiB
Python
87 lines
3.1 KiB
Python
#
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# Licensed to the Apache Software Foundation (ASF) under one
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# or more contributor license agreements. See the NOTICE file
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# distributed with this work for additional information
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# regarding copyright ownership. The ASF licenses this file
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# to you under the Apache License, Version 2.0 (the
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# "License"); you may not use this file except in compliance
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# with the License. You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing,
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# software distributed under the License is distributed on an
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# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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# KIND, either express or implied. See the License for the
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# specific language governing permissions and limitations
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# under the License.
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#
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import http.server
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from thrift.server import TServer
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from thrift.transport import TTransport
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class ResponseException(Exception):
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"""Allows handlers to override the HTTP response
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Normally, THttpServer always sends a 200 response. If a handler wants
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to override this behavior (e.g., to simulate a misconfigured or
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overloaded web server during testing), it can raise a ResponseException.
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The function passed to the constructor will be called with the
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RequestHandler as its only argument.
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"""
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def __init__(self, handler):
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self.handler = handler
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class THttpServer(TServer.TServer):
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"""A simple HTTP-based Thrift server
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This class is not very performant, but it is useful (for example) for
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acting as a mock version of an Apache-based PHP Thrift endpoint.
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"""
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def __init__(self,
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processor,
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server_address,
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inputProtocolFactory,
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outputProtocolFactory=None,
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server_class=http.server.HTTPServer):
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"""Set up protocol factories and HTTP server.
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See BaseHTTPServer for server_address.
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See TServer for protocol factories.
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"""
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if outputProtocolFactory is None:
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outputProtocolFactory = inputProtocolFactory
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TServer.TServer.__init__(self, processor, None, None, None,
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inputProtocolFactory, outputProtocolFactory)
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thttpserver = self
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class RequestHander(http.server.BaseHTTPRequestHandler):
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def do_POST(self):
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# Don't care about the request path.
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itrans = TTransport.TFileObjectTransport(self.rfile)
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otrans = TTransport.TFileObjectTransport(self.wfile)
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itrans = TTransport.TBufferedTransport(
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itrans, int(self.headers['Content-Length']))
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otrans = TTransport.TMemoryBuffer()
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iprot = thttpserver.inputProtocolFactory.getProtocol(itrans)
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oprot = thttpserver.outputProtocolFactory.getProtocol(otrans)
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try:
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thttpserver.processor.process(iprot, oprot)
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except ResponseException as exn:
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exn.handler(self)
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else:
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self.send_response(200)
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self.send_header("content-type", "application/x-thrift")
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self.end_headers()
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self.wfile.write(otrans.getvalue())
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self.httpd = server_class(server_address, RequestHander)
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def serve(self):
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self.httpd.serve_forever()
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