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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 optparse, sys, traceback
+from qpid.messaging import *
+from qpid.util import URL
+from subprocess import Popen, STDOUT, PIPE
+from qpid.log import enable, DEBUG, WARN
+
+parser = optparse.OptionParser(usage="usage: %prog [options] ADDRESS ...",
+ description="handle requests from the supplied address.")
+parser.add_option("-b", "--broker", default="localhost",
+ help="connect to specified BROKER (default %default)")
+parser.add_option("-r", "--reconnect", action="store_true",
+ help="enable auto reconnect")
+parser.add_option("-i", "--reconnect-interval", type="float", default=3,
+ help="interval between reconnect attempts")
+parser.add_option("-l", "--reconnect-limit", type="int",
+ help="maximum number of reconnect attempts")
+parser.add_option("-v", dest="verbose", action="store_true",
+ help="enable logging")
+
+opts, args = parser.parse_args()
+
+if opts.verbose:
+ enable("qpid", DEBUG)
+else:
+ enable("qpid", WARN)
+
+if args:
+ addr = args.pop(0)
+else:
+ parser.error("address is required")
+
+conn = Connection(opts.broker,
+ reconnect=opts.reconnect,
+ reconnect_interval=opts.reconnect_interval,
+ reconnect_limit=opts.reconnect_limit)
+def dispatch(msg):
+ msg_type = msg.properties.get("type")
+ if msg_type == "shell":
+ proc = Popen(msg.content, shell=True, stderr=STDOUT, stdin=PIPE, stdout=PIPE)
+ output, _ = proc.communicate()
+ result = Message(output)
+ result.properties["exit"] = proc.returncode
+ elif msg_type == "eval":
+ try:
+ content = eval(msg.content)
+ except:
+ content = traceback.format_exc()
+ result = Message(content)
+ else:
+ result = Message("unrecognized message type: %s" % msg_type)
+ return result
+
+try:
+ conn.open()
+ ssn = conn.session()
+ rcv = ssn.receiver(addr)
+
+ while True:
+ msg = rcv.fetch()
+ response = dispatch(msg)
+ snd = None
+ try:
+ snd = ssn.sender(msg.reply_to)
+ snd.send(response)
+ except SendError, e:
+ print e
+ if snd is not None:
+ snd.close()
+ ssn.acknowledge()
+except ReceiveError, e:
+ print e
+except KeyboardInterrupt:
+ pass
+
+conn.close()