def TopologyViewerServer(serverPort = 1500, **dictArgs):
"""\
TopologyViewerServer([noServer][,serverPort],**args) -> new TopologyViewerServer component.
Multiple-clients-at-a-time TCP socket Topology viewer server. Connect on the
specified port and send topology change data for display by a
TopologyViewer.
Keyword arguments:
- serverPort -- None, or port number to listen on (default=1500)
- args -- all remaining keyword arguments passed onto TopologyViewer
"""
FastRestartServer(protocol=Users, port=serverPort).activate()
# SimpleServer(protocol=Users, port=serverPort).activate()
return Pipeline( SubscribeTo("NODEEVENTS"),
chunks_to_lines(),
lines_to_tokenlists(),
TopologyViewer(**dictArgs),
ConsoleEchoer()
)
#!/usr/bin/python
# -*- coding: utf-8 -*-
import Axon
from Kamaelia.Chassis.ConnectedServer import FastRestartServer
from Kamaelia.Chassis.Pipeline import Pipeline
from Kamaelia.Util.Backplane import Backplane, PublishTo, SubscribeTo
from Kamaelia.Util.PureTransformer import PureTransformer
Backplane("CHAT_ONE").activate()
def EchoEveryone(**kwargs):
peer = str(kwargs.get("peer", "<>"))
peerport = str(kwargs.get("peerport", "<>"))
return Pipeline(
PureTransformer(lambda x: "%s:%s says %s" % (peer, peerport, x)),
PublishTo("CHAT_ONE"),
# ------------
SubscribeTo("CHAT_ONE"),
)
FastRestartServer(protocol=EchoEveryone, port=1500).run()
#!/usr/bin/python
"""
This is an example of how to badly re-use a pre-existing component/data
source. In particular, this code will only work under very low loads, and
fail with a cryptic traceback under load. See the google group for details:
http://groups.google.com/group/kamaelia/msg/b74ce32469f24b26
"""
from Kamaelia.Apps.SA.Time import PeriodicTick
from Kamaelia.Chassis.Pipeline import Pipeline
from Kamaelia.Chassis.ConnectedServer import FastRestartServer
X = Pipeline(PeriodicTick(delay=0.5, tick_mesg="Yes"), ).activate()
def myProtocol(**argd):
return X
FastRestartServer(protocol=myProtocol, port=1500).run()
#!/usr/bin/python
import simplejson
import time
from Kamaelia.Chassis.ConnectedServer import FastRestartServer
from Kamaelia.Chassis.Pipeline import Pipeline
from Kamaelia.Util.PureTransformer import PureTransformer
from Kamaelia.Util.DataSource import DataSource
def TimeService(**argd):
return Pipeline(
DataSource([time.time()]),
PureTransformer(lambda x: time.localtime(x)),
PureTransformer(lambda x: [y for y in x]),
PureTransformer(lambda x: simplejson.dumps(x)),
)
FastRestartServer(protocol=TimeService, port=1500).run()