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#!/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 os
import optparse
from optparse import IndentedHelpFormatter
import sys
import socket
from time import time, strftime, gmtime, sleep
from qmf.console import Console, Session
import qpid.log
class EventConsole(Console):
def event(self, broker, event):
print event
sys.stdout.flush()
def brokerConnected(self, broker):
print strftime("%c", gmtime(time())), "NOTIC qpid-printevents:brokerConnected broker=%s" % broker.getUrl()
sys.stdout.flush()
def brokerDisconnected(self, broker):
print strftime("%c", gmtime(time())), "NOTIC qpid-printevents:brokerDisconnected broker=%s" % broker.getUrl()
sys.stdout.flush()
class JHelpFormatter(IndentedHelpFormatter):
"""Format usage and description without stripping newlines from usage strings
"""
def format_usage(self, usage):
return usage
def format_description(self, description):
if description:
return description + "\n"
else:
return ""
_usage = "%prog [options] [broker-addr]..."
_description = \
"""
Collect and print events from one or more Qpid message brokers.
If no broker-addr is supplied, %prog connects to 'localhost:5672'.
[broker-addr] syntax:
[username/password@] hostname
ip-address [:<port>]
Examples:
$ %prog localhost:5672
$ %prog 10.1.1.7:10000
$ %prog guest/guest@broker-host:10000
"""
def main(argv=None):
p = optparse.OptionParser(usage=_usage, description=_description, formatter=JHelpFormatter())
p.add_option("--heartbeats", action="store_true", default=False, help="Use heartbeats.")
p.add_option("--sasl-mechanism", action="store", type="string", metavar="<mech>", help="SASL mechanism for authentication (e.g. EXTERNAL, ANONYMOUS, PLAIN, CRAM-MD, DIGEST-MD5, GSSAPI). SASL automatically picks the most secure available mechanism - use this option to override.")
p.add_option("--require-connection", action="store_true", help="Raise error if connection can not be established. By default, retries connections that could not be established, which allows events to be printed as brokers start and stop.")
p.add_option("--log-level", action="store", choices=["debug", "info", "warn", "error", "critical"], metavar="<level>", help="Logging level for connections")
options, arguments = p.parse_args(args=argv)
if len(arguments) == 0:
arguments.append("localhost")
LOG_LEVELS = {'debug': qpid.log.DEBUG,
'info': qpid.log.INFO,
'warn': qpid.log.WARN,
'error': qpid.log.ERROR,
'critical': qpid.log.CRITICAL}
if options.require_connection:
manageConnections=False
else:
manageConnections=True
if options.log_level:
qpid.log.getLogger("qpid.qmf").setLevel(LOG_LEVELS[options.log_level])
else:
qpid.log.getLogger("qpid.qmf").setLevel(qpid.log.ERROR)
console = EventConsole()
session = Session(console, rcvObjects=False, rcvHeartbeats=options.heartbeats, manageConnections=manageConnections)
brokers = []
try:
for host in arguments:
brokers.append(session.addBroker(host, None, options.sasl_mechanism))
while (True):
sleep(10)
except KeyboardInterrupt:
print
return 0
except Exception, e:
print "Failed: %s - %s" % (e.__class__.__name__, e)
return 1
finally:
while len(brokers):
b = brokers.pop()
session.delBroker(b)
if __name__ == '__main__':
sys.exit(main())
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