| #!/usr/bin/env python |
| |
| """ |
| AMQP type test sender shim for qpid-interop-test |
| """ |
| |
| # |
| # Licensed to the Apache Software Foundation (ASF) under one |
| # or more contributor license agreements. See the NOTICE file |
| # distributed with this work for additional information |
| # regarding copyright ownership. The ASF licenses this file |
| # to you under the Apache License, Version 2.0 (the |
| # "License"); you may not use this file except in compliance |
| # with the License. You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, |
| # software distributed under the License is distributed on an |
| # "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| # KIND, either express or implied. See the License for the |
| # specific language governing permissions and limitations |
| # under the License. |
| # |
| |
| # Issues: |
| # * Capturing errors from client or broker |
| |
| from json import loads |
| import os.path |
| from struct import unpack |
| import sys |
| from traceback import format_exc |
| from uuid import UUID |
| |
| from proton import byte, char, decimal32, decimal64, decimal128, float32, int32, Message, short, symbol, timestamp, \ |
| ubyte, uint, ulong, ushort |
| from proton.handlers import MessagingHandler |
| from proton.reactor import Container |
| |
| class AmqpTypesTestSender(MessagingHandler): |
| """ |
| Sender shim for AMQP types test |
| This shim receives the AMQP type and a list of test values. Each value is sent in a message body of the appropriate |
| AMQP type. There is no returned value. |
| """ |
| def __init__(self, broker_url, queue_name, amqp_type, test_value_list): |
| super(AmqpTypesTestSender, self).__init__() |
| self.broker_url = broker_url |
| self.queue_name = queue_name |
| self.amqp_type = amqp_type |
| self.test_value_list = test_value_list |
| self.sent = 0 |
| self.confirmed = 0 |
| self.total = len(test_value_list) |
| |
| def on_start(self, event): |
| """Event callback for when the client starts""" |
| connection = event.container.connect(url=self.broker_url, sasl_enabled=False) |
| event.container.create_sender(connection, target=self.queue_name) |
| |
| def on_sendable(self, event): |
| """Event callback for when send credit is received, allowing the sending of messages""" |
| if self.sent == 0: |
| for test_value in self.test_value_list: |
| if event.sender.credit: |
| message = self.create_message(test_value) |
| if message is not None: |
| event.sender.send(message) |
| self.sent += 1 |
| else: |
| event.connection.close() |
| return |
| |
| def create_message(self, test_value): |
| """ |
| Creates a single message with the test value translated from its string representation to the appropriate |
| AMQP value (set in self.amqp_type). |
| """ |
| if self.amqp_type == 'null': |
| return Message(id=(self.sent+1), body=None) |
| elif self.amqp_type == 'boolean': |
| return Message(id=(self.sent+1), body=True if test_value == 'True' else False) |
| elif self.amqp_type == 'ubyte': |
| return Message(id=(self.sent+1), body=ubyte(int(test_value, 16))) |
| elif self.amqp_type == 'ushort': |
| return Message(id=(self.sent+1), body=ushort(int(test_value, 16))) |
| elif self.amqp_type == 'uint': |
| return Message(id=(self.sent+1), body=uint(int(test_value, 16))) |
| elif self.amqp_type == 'ulong': |
| return Message(id=(self.sent+1), body=ulong(int(test_value, 16))) |
| elif self.amqp_type == 'byte': |
| return Message(id=(self.sent+1), body=byte(int(test_value, 16))) |
| elif self.amqp_type == 'short': |
| return Message(id=(self.sent+1), body=short(int(test_value, 16))) |
| elif self.amqp_type == 'int': |
| return Message(id=(self.sent+1), body=int32(int(test_value, 16))) |
| elif self.amqp_type == 'long': |
| return Message(id=(self.sent+1), body=long(int(test_value, 16))) |
| elif self.amqp_type == 'float': |
| return Message(id=(self.sent+1), body=float32(unpack('!f', test_value[2:].decode('hex'))[0])) |
| elif self.amqp_type == 'double': |
| return Message(id=(self.sent+1), body=unpack('!d', test_value[2:].decode('hex'))[0]) |
| elif self.amqp_type == 'decimal32': |
| return Message(id=(self.sent+1), body=decimal32(int(test_value[2:], 16))) |
| elif self.amqp_type == 'decimal64': |
| l64 = long(test_value[2:], 16) |
| return Message(id=(self.sent+1), body=decimal64(l64)) |
| elif self.amqp_type == 'decimal128': |
| return Message(id=(self.sent+1), body=decimal128(test_value[2:].decode('hex'))) |
| elif self.amqp_type == 'char': |
| if len(test_value) == 1: # Format 'a' |
| return Message(id=(self.sent+1), body=char(test_value)) |
| else: |
| val = int(test_value, 16) |
| return Message(id=(self.sent+1), body=char(unichr(val))) |
| elif self.amqp_type == 'timestamp': |
| return Message(id=(self.sent+1), body=timestamp(int(test_value, 16))) |
| elif self.amqp_type == 'uuid': |
| return Message(id=(self.sent+1), body=UUID(test_value)) |
| elif self.amqp_type == 'binary': |
| return Message(id=(self.sent+1), body=bytes(test_value)) |
| elif self.amqp_type == 'string': |
| return Message(id=(self.sent+1), body=unicode(test_value)) |
| elif self.amqp_type == 'symbol': |
| return Message(id=(self.sent+1), body=symbol(test_value)) |
| elif self.amqp_type == 'list': |
| return Message(id=(self.sent+1), body=test_value) |
| elif self.amqp_type == 'map': |
| return Message(id=(self.sent+1), body=test_value) |
| else: |
| print 'send: Unsupported AMQP type "%s"' % self.amqp_type |
| return None |
| |
| def on_accepted(self, event): |
| """Event callback for when a sent message is accepted by the broker""" |
| self.confirmed += 1 |
| if self.confirmed == self.total: |
| event.connection.close() |
| |
| def on_disconnected(self, event): |
| """Event callback for when the broker disconnects with the client""" |
| self.sent = self.confirmed |
| |
| |
| # --- main --- |
| # Args: 1: Broker address (ip-addr:port) |
| # 2: Queue name |
| # 3: AMQP type |
| # 4...n: Test value(s) as strings |
| try: |
| SENDER = AmqpTypesTestSender(sys.argv[1], sys.argv[2], sys.argv[3], loads(sys.argv[4])) |
| Container(SENDER).run() |
| except KeyboardInterrupt: |
| pass |
| except Exception as exc: |
| print os.path.basename(sys.argv[0]), 'EXCEPTION:', exc |
| print format_exc() |
| |
