Creating a branch for experimenting with some ideas for JMS client.rajith_jms_client

git-svn-id: https://svn.apache.org/repos/asf/qpid/branches/rajith_jms_client@1128369 13f79535-47bb-0310-9956-ffa450edef68

1 files changed, 95 insertions, 0 deletions

diff --git a/qpid/python/examples/api/server b/qpid/python/examples/api/server
new file mode 100755
index 0000000000..3b9a3560da
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+++ b/qpid/python/examples/api/server
@@ -0,0 +1,95 @@
+#!/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()