# - we must send the number of bytes we promised in the Content-Range # header. # # - we must extend the session, otherwise it will expire and the upload # will fail. start = last_progress = time.time() pos = 0 while pos < image_size: to_read = min(image_size - pos, BUF_SIZE) chunk = disk_file.read(to_read) if not chunk: transfer_service.pause() raise RuntimeError("Unexpected end of file at pos=%d" % pos) proxy_connection.send(chunk) pos += len(chunk) # Extend the transfer session once per minute. now = time.time() if now - last_progress > 10: print("Uploaded %.2f%%" % (float(pos) / image_size * 100)) last_progress = now # Get the response response = proxy_connection.getresponse() if response.status != 200: transfer_service.pause() print("Upload failed: %s %s" % (response.status, response.reason)) sys.exit(1)
class HessianProxy(object): def __init__(self, service_uri, credentials=None, key_file=None, cert_file=None, timeout=10, buffer_size=65535, error_factory=lambda x: x, overload=False, version=1): self.version = version self._headers = list() self._headers.append(( 'User-Agent', 'python-hessian/' + __version__, )) self._headers.append(( 'Content-Type', 'application/x-hessian', )) if sys.version_info < (2, 6): warn('HessianProxy timeout not enforceable before Python 2.6', RuntimeWarning, stacklevel=2) kwargs = {} else: kwargs = {'timeout': timeout} if six.PY2: kwargs['strict'] = True self._uri = urlparse(service_uri) if self._uri.scheme == 'http': self._client = HTTPConnection(self._uri.hostname, self._uri.port or 80, **kwargs) elif self._uri.scheme == 'https': self._client = HTTPSConnection(self._uri.hostname, self._uri.port or 443, key_file=key_file, cert_file=cert_file, **kwargs) else: raise NotImplementedError( "HessianProxy only supports http:// and https:// URIs") # autofill credentials if they were passed via url instead of kwargs if (self._uri.username and self._uri.password) and not credentials: credentials = (self._uri.username, self._uri.password) if credentials: auth = 'Basic ' + base64.b64encode(':'.join(credentials)) self._headers.append(('Authorization', auth)) self._buffer_size = buffer_size self._error_factory = error_factory self._overload = overload self._parser = Parser() class __RemoteMethod(object): # dark magic for autoloading methods def __init__(self, caller, method): self.__caller = caller self.__method = method def __call__(self, *args): return self.__caller(self.__method, args) def __getattr__(self, method): return self.__RemoteMethod(self, method) def __repr__(self): return "<pyhessian.client.HessianProxy(\"%s\")>" % ( self._uri.geturl(), ) def __str__(self): return self.__repr__() def __call__(self, method, args): try: self._client.putrequest('POST', self._uri.path) for header in self._headers: self._client.putheader(*header) request = encode_object( Call(method, args, overload=self._overload, version=self.version)) self._client.putheader("Content-Length", str(len(request))) self._client.endheaders() self._client.send(six.binary_type(request)) response = self._client.getresponse() if response.status != 200: raise ProtocolError(self._uri.geturl(), response.status, response.reason) length = response.getheader('Content-Length', -1) if length == '0': raise ProtocolError(self._uri.geturl(), 'FATAL:', 'Server sent zero-length response') reply = self._parser.parse_stream( BufferedReader(response, buffer_size=self._buffer_size)) self._client.close() if isinstance(reply.value, Fault): raise self._error_factory(reply.value) else: return reply.value except: self._client.close() raise
class HessianProxy(object): def __init__(self, service_uri, credentials=None, key_file=None, cert_file=None, timeout=10, buffer_size=65535, error_factory=lambda x: x, overload=False, version=1): self.version = version self._headers = list() self._headers.append(('User-Agent', 'python-hessian/' + __version__,)) self._headers.append(('Content-Type', 'application/x-hessian',)) if sys.version_info < (2, 6): warn('HessianProxy timeout not enforceable before Python 2.6', RuntimeWarning, stacklevel=2) kwargs = {} else: kwargs = {'timeout': timeout} if six.PY2: kwargs['strict'] = True self._uri = urlparse(service_uri) if self._uri.scheme == 'http': self._client = HTTPConnection(self._uri.hostname, self._uri.port or 80, **kwargs) elif self._uri.scheme == 'https': self._client = HTTPSConnection(self._uri.hostname, self._uri.port or 443, key_file=key_file, cert_file=cert_file, **kwargs) else: raise NotImplementedError("HessianProxy only supports http:// and https:// URIs") # autofill credentials if they were passed via url instead of kwargs if (self._uri.username and self._uri.password) and not credentials: credentials = (self._uri.username, self._uri.password) if credentials: auth = 'Basic ' + base64.b64encode(':'.join(credentials)) self._headers.append(('Authorization', auth)) self._buffer_size = buffer_size self._error_factory = error_factory self._overload = overload self._parser = Parser() class __RemoteMethod(object): # dark magic for autoloading methods def __init__(self, caller, method): self.__caller = caller self.__method = method def __call__(self, *args): return self.__caller(self.__method, args) def __getattr__(self, method): return self.__RemoteMethod(self, method) def __repr__(self): return "<pyhessian.client.HessianProxy(\"%s\")>" % (self._uri.geturl(),) def __str__(self): return self.__repr__() def __call__(self, method, args): try: self._client.putrequest('POST', self._uri.path) for header in self._headers: self._client.putheader(*header) request = encode_object(Call(method, args, overload=self._overload, version=self.version)) self._client.putheader("Content-Length", str(len(request))) self._client.endheaders() self._client.send(six.binary_type(request)) response = self._client.getresponse() if response.status != 200: raise ProtocolError(self._uri.geturl(), response.status, response.reason) length = response.getheader('Content-Length', -1) if length == '0': raise ProtocolError(self._uri.geturl(), 'FATAL:', 'Server sent zero-length response') reply = self._parser.parse_stream(BufferedReader(response, buffer_size=self._buffer_size)) self._client.close() if isinstance(reply.value, Fault): raise self._error_factory(reply.value) else: return reply.value except: self._client.close() raise