#!/usr/bin/env python # # 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. # import optparse, random, os, time, uuid from qpid.messaging import * import statistics EOS = "eos" SN = "sn" TS = "ts" TIME_SEC = 1000000000 SECOND = 1000 def nameval(st): idx = st.find("=") if idx >= 0: name = st[0:idx] value = st[idx+1:] else: name = st value = None return name, value op = optparse.OptionParser(usage="usage: %prog [options]", description="Spouts messages to the specified address") op.add_option("-b", "--broker", default="localhost:5672", type="str", help="url of broker to connect to") op.add_option("-a", "--address", type="str", help="address to send to") op.add_option("--connection-options", default={}, help="options for the connection") op.add_option("-m", "--messages", default=1, type="int", help="stop after N messages have been sent, 0 means no limit") op.add_option("-i", "--id", type="str", help="use the supplied id instead of generating one") op.add_option("--reply-to", type="str", help="specify reply-to address") op.add_option("--send-eos", default=0, type="int", help="Send N EOS messages to mark end of input") op.add_option("--durable", default=False, action="store_true", help="Mark messages as durable") op.add_option("--ttl", default=0, type="int", help="Time-to-live for messages, in milliseconds") op.add_option("--priority", default=0, type="int", help="Priority for messages (higher value implies higher priority)") op.add_option("-P", "--property", default=[], action="append", type="str", help="specify message property") op.add_option("--correlation-id", type="str", help="correlation-id for message") op.add_option("--user-id", type="str", help="userid for message") op.add_option("--content-string", type="str", help="use CONTENT as message content") op.add_option("--content-size", default=0, type="int", help="create an N-byte message content") op.add_option("-M", "--content-map", default=[], action="append", type="str", help="specify entry for map content") op.add_option("--content-stdin", default=False, action="store_true", help="read message content from stdin, one line per message") op.add_option("--capacity", default=1000, type="int", help="size of the senders outgoing message queue") op.add_option("--tx", default=0, type="int", help="batch size for transactions (0 implies transaction are not used)") op.add_option("--rollback-frequency", default=0, type="int", help="rollback frequency (0 implies no transaction will be rolledback)") op.add_option("--failover-updates", default=False, action="store_true", help="Listen for membership updates distributed via amq.failover") op.add_option("--report-total", default=False, action="store_true", help="Report total throughput statistics") op.add_option("--report-every", default=0, type="int", help="Report throughput statistics every N messages") op.add_option("--report-header", type="str", default="yes", help="Headers on report") op.add_option("--send-rate", default=0, type="int", help="Send at rate of N messages/second. 0 means send as fast as possible") op.add_option("--flow-control", default=0, type="int", help="Do end to end flow control to limit queue depth to 2*N. 0 means no flow control.") op.add_option("--sequence", type="str", default="yes", help="Add a sequence number messages property (required for duplicate/lost message detection)") op.add_option("--timestamp", type="str", default="yes", help="Add a time stamp messages property (required for latency measurement)") op.add_option("--group-key", type="str", help="Generate groups of messages using message header 'KEY' to hold the group identifier") op.add_option("--group-prefix", default="GROUP-", type="str", help="Generate group identifers with 'STRING' prefix (if group-key specified)") op.add_option("--group-size", default=10, type="int", help="Number of messages per a group (if group-key specified)") op.add_option("--group-randomize-size", default=False, action="store_true", help="Randomize the number of messages per group to [1...group-size] (if group-key specified)") op.add_option("--group-interleave", default=1, type="int", help="Simultaineously interleave messages from N different groups (if group-key specified)") class ContentGenerator: def setContent(self, msg): return class GetlineContentGenerator(ContentGenerator): def setContent(self, msg): content = sys.stdin.readline() got = (not line) if (got): msg.content = content return got class FixedContentGenerator(ContentGenerator): def __init__(self, content=None): self.content = content def setContent(self, msg): msg.content = self.content return True class MapContentGenerator(ContentGenerator): def __init__(self, opts=None): self.opts = opts def setContent(self, msg): self.content = {} for e in self.opts.content_map: name, val = nameval(p) content[name] = val msg.content = self.content return True # tag each generated message with a group identifer class GroupGenerator: def __init__(self, key, prefix, size, randomize, interleave): groupKey = key groupPrefix = prefix groupSize = size randomizeSize = randomize groupSuffix = 0 if (randomize > 0): random.seed(os.getpid()) for i in range(0, interleave): self.newGroup() current = 0 def setGroupInfo(self, msg): if (current == len(groups)): current = 0 my_group = groups[current] msg.properties[groupKey] = my_group[id]; # print "SENDING GROUPID=[%s]\n" % my_group[id] my_group[count]=my_group[count]+1 if (my_group[count] == my_group[size]): self.newGroup() del groups[current] else: current+=1 def newGroup(self): groupId = "%s%s" % (groupPrefix, groupSuffix) groupSuffix+=1 size = groupSize if (randomizeSize == True): size = random.randint(1,groupSize) # print "New group: GROUPID=["%s] size=%s" % (groupId, size) groups.append({'id':groupId, 'size':size, 'count':0}) def main(): opts, args = op.parse_args() if not opts.address: raise Exception("Address must be specified!") broker = opts.broker address = opts.address connection = Connection(opts.broker, **opts.connection_options) try: connection.open() if (opts.failover_updates): auto_fetch_reconnect_urls(connection) session = connection.session(transactional=(opts.tx)) sender = session.sender(opts.address) if (opts.capacity>0): sender.capacity = opts.capacity sent = 0 txCount = 0 stats = statistics.Throughput() reporter = statistics.Reporter(opts.report_every, opts.report_header == "yes", stats) contentGen = ContentGenerator() content = "" # auxiliary variable for determining content type of message - needs to be changed to {} for Map message if opts.content_stdin: opts.messages = 0 # Don't limit number of messages sent. contentGen = GetlineContentGenerator() elif opts.content_map is not None: contentGen = MapContentGenerator(opts) content = {} elif opts.content_size is not None: contentGen = FixedContentGenerator('X' * opts.content_size) else: contentGen = FixedContentGenerator(opts.content_string) if opts.group_key is not None: groupGen = GroupGenerator(opts.group_key, opts.group_prefix, opts.group_size, opts.group_random_size, opts.group_interleave) msg = Message(content=content) msg.durable = opts.durable if opts.ttl: msg.ttl = opts.ttl/1000.0 if opts.priority: msg.priority = opts.priority if opts.reply_to is not None: if opts.flow_control > 0: raise Exception("Can't use reply-to and flow-control together") msg.reply_to = opts.reply_to if opts.user_id is not None: msg.user_id = opts.user_id if opts.correlation_id is not None: msg.correlation_id = opts.correlation_id for p in opts.property: name, val = nameval(p) msg.properties[name] = val start = time.time()*TIME_SEC interval = 0 if opts.send_rate > 0: interval = TIME_SEC/opts.send_rate flowControlAddress = "flow-" + str(uuid.uuid1()) + ";{create:always,delete:always}" flowSent = 0 if opts.flow_control > 0: flowControlReceiver = session.receiver(flowControlAddress) flowControlReceiver.capacity = 2 while (contentGen.setContent(msg) == True): sent+=1 if opts.sequence == "yes": msg.properties[SN] = sent if opts.flow_control > 0: if (sent % opts.flow_control == 0): msg.reply_to = flowControlAddress flowSent+=1 else: msg.reply_to = "" # Clear the reply address. if 'groupGen' in vars(): groupGen.setGroupInfo(msg) if (opts.timestamp == "yes"): msg.properties[TS] = int(time.time()*TIME_SEC) sender.send(msg) reporter.message(msg) if ((opts.tx > 0) and (sent % opts.tx == 0)): txCount+=1 if ((opts.rollbackFrequency > 0) and (txCount % opts.rollbackFrequency == 0)): session.rollback() else: session.commit() if ((opts.messages > 0) and (sent >= opts.messages)): break if (opts.flow_control > 0) and (flowSent == 2): flowControlReceiver.fetch(timeout=SECOND) flowSent -= 1 if (opts.send_rate > 0): delay = start + sent*interval - time.time()*TIME_SEC if (delay > 0): time.sleep(delay) #end of while while flowSent > 0: flowControlReceiver.fetch(timeout=SECOND) flowSent -= 1 if (opts.report_total): reporter.report() for i in reversed(range(1,opts.send_eos+1)): if (opts.sequence == "yes"): sent+=1 msg.properties[SN] = sent msg.properties[EOS] = True #TODO (also in C++ client): add in ability to send digest or similar sender.send(msg) if ((opts.tx > 0) and (sent % opts.tx == 0)): txCount+=1 if ((opts.rollback_frequency > 0) and (txCount % opts.rollback_frequency == 0)): session.rollback() else: session.commit() session.sync() session.close() connection.close() except Exception,e: print e connection.close() if __name__ == "__main__": main()