def client(self, host="mrt-lx1.iram.es", filter='require(ncs)',
callback = deliver):
if Debug>0:
print >> sys.stderr, ".. connecting to ", host, ":",
con = elvin.connect("elvin://" + host)
if Debug>0:
print >> sys.stderr, ".. connected"
sub = con.subscribe(filter)
sub.add_listener(callback)
sub.register()
con.run()
def __init__(self,host='mrt-lx1',require=''):
"""Initialize the messageReceiver class. It takes 3 arguments,
the elvin host, the deliver function and the require string to filter messages"""
self.elvinHost=host
connectTo = "elvin://%s" % self.elvinHost
self.con = elvin.connect(connectTo)
subscription = 'require(ncs)'
self.require=require
if self.require:
subscription += ' && regex(LogId,"'+self.require+'")'
if Debug>0: print ". subscription:", subscription
sub = self.con.subscribe(subscription)
sub.add_listener(self.deliverMsg)
sub.register()
print 'reading from Elvin, host: '+self.elvinHost
