def init_classes_loader():
"""
reads the data from the disk, parses and loads it to global variables.
has to be changed if using WSGI servers aroung it (eg. apache) once global variables
are not shared.
"""
with app.app_context():
print "initializing db"
global requester
global server
global masterinfo
if requester is None:
requester = clustertools.requests
if server is None:
server = clusterclasses.master()
if masterinfo is None:
print "initializing broadcast listening"
broadcaster = clustertools.broadcast_receiver()
masterinfo = broadcaster.listenbroadcastserverinfo()
print "db loaded"
def find_master(self):
broadcaster = clustertools.broadcast_receiver()
self.masterinfo = broadcaster.listenbroadcastserverinfo()
if self.masterinfo is not None:
self.masterinfo = self.masterinfo.strip().split(',')
self.masterinfo[2] = '127.0.0.1'
self.masteraddr = "http://%s:%s" % (self.masterinfo[2], self.masterinfo[3])
print "MASTER ADDRESS: '%s'" % self.masteraddr
def listen_broadcast(q):
print "initializing broadcast listening"
broadcaster = clustertools.broadcast_receiver()
try:
while (True):
#print "calling broadcast listener"
data = broadcaster.listenbroadcastserverinfo()
q.put(data)
#print "listened. sleeping"
except KeyboardInterrupt:
raise KeyboardInterrupError
return 0
