#!/usr/bin/env python
#
# Licensed to the Apache Software Foundation (ASF) under one
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# 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
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import optparse, time
from qpid.messaging import *
from qpid.util import URL

parser = optparse.OptionParser(usage="usage: %prog [options] ADDRESS [ CONTENT ... ]",
                               description="Drain messages from the supplied address.")
parser.add_option("-b", "--broker", default="localhost",
                  help="connect to specified BROKER (default %default)")
parser.add_option("-c", "--count", type=int, default=1,
                  help="stop after count messages have been sent, zero disables (default %default)")
parser.add_option("-t", "--timeout", type=float, default=None,
                  help="exit after the specified time")
parser.add_option("-m", "--map", action="store_true",
                  help="interpret content as map")
parser.add_option("-i", "--id", help="use the supplied id instead of generating one")

opts, args = parser.parse_args()

url = URL(opts.broker)
if opts.id is None:
  ping_id = str(uuid4())
else:
  ping_id = opts.id
if args:
  addr = args.pop(0)
else:
  parser.error("address is required")
if args:
  content = " ".join(args)
  if opts.map:
    content = eval(content)
else:
  content = None

# XXX: should make URL default the port for us
conn = Connection.open(url.host, url.port or AMQP_PORT,
                       username=url.user, password=url.password)
ssn = conn.session()
snd = ssn.sender(addr)

count = 0
start = time.time()
while (opts.count == 0 or count < opts.count) and \
      (opts.timeout is None or time.time() - start < opts.timeout):
  msg = Message(content)
  msg.properties["ping-id"] = "%s:%s" % (ping_id, count)

  try:
    snd.send(msg)
    count += 1
    print msg
  except SendError, e:
    print e
    break

conn.close()