def test_listsize(self):
a_list = [1,2,3,4]
ivc = CallbackCounter('test_counter', lambda: len(a_list))
# in this case the callback can also be a_list.__len__
self.assertEqual(ivc.get_current(), 4)
a_list.extend([5,6,7])
self.assertEqual(ivc.get_current(), 7)
a_list.remove(1)
self.assertEqual(ivc.get_current(), 6)
def __init__(self, pdbhelper, rootcc, qmangr, to_eventprocessor,
cshardmgr_interface):
"""@type pdbhelper: L{lobbyapp.playerdb.api.PDBHelperInterface} implementation.
@type qmangr: L{lobbyapp.queuemangr.QueueManager}
@param to_eventprocessor: Queue that can be used to send orders to EventProcessor
@type to_eventprocessor: L{Queue.Queue}
@param cshardmgr_interface: interface to CShardMgr
@type cshardmgr_interface: tuple(str, int)"""
Monitor.__init__(self)
self.pirs = {} #: pid => PlayerInformationRecord
self.cshardmgr_interface = cshardmgr_interface
self.pdbhelper = pdbhelper
self.qmangr = qmangr
self.alphas = [] # all existing AlphaMatches
self.betagammas = [] # all existing BetaGammas
self.to_eventprocessor = to_eventprocessor
cc = CounterCollection('player_database')
self.transactions_counter = PulseCounter(
'transactions',
resolution=60,
units=u'transactions per minute',
description=u'player database transactions performed')
alphas_waiting = CallbackCounter('alphas_waiting',
self.alphas.__len__,
description=u'matches being prepared')
betagammas = CallbackCounter('betagammas',
self.betagammas.__len__,
description=u'matches being played')
cc.add(self.transactions_counter)
cc.add(alphas_waiting)
cc.add(betagammas)
rootcc.add(cc)
def __init__(self, server_sockets, rootcc):
SelectHandlingLayer.__init__(self)
# process server sockets
self.server_sockets = server_sockets # there may be many
for server_socket in server_sockets:
self.register_channel(server_socket)
self.reqtasks = []
# ---------- instrumentation stuff
self.c_lshardmgrs_connected = DeltaCounter('lshardmgrs_connected',
description='Amount of lshardmgrs connected')
self.c_requests_dispatched = PulseCounter('requests_dispatched',
resolution=60, units=u'requests per minute',
description='Requests to allocate a server sent')
self.c_alloc_orders = PulseCounter('allocation_orders', resolution=60,
units=u'allocation requests per minute',
description=u'Allocation requests received')
self.c_requests_success = PulseCounter('requests_successful', resolution=60,
units=u'successful requests per minute',
description=u'Requests successfully executed')
self.c_requests_failed = PulseCounter('requests_failed', resolution=60,
units=u'failed requests per minute',
description=u'Failed requests')
def calculate_shards_available():
a = [x for x in self.channels if x not in self.server_sockets]
a = [x for x in a if x.who == 'l']
return sum([x.shards for x in a])
self.c_shards_available = CallbackCounter('shards_available', calculate_shards_available,
units=u'shards', description=u'Available shards')
rootcc.add(self.c_lshardmgrs_connected)
rootcc.add(self.c_requests_dispatched)
rootcc.add(self.c_alloc_orders)
rootcc.add(self.c_requests_success)
rootcc.add(self.c_requests_failed)
rootcc.add(self.c_shards_available)
def __init__(self, qname, ppm, rootcc):
"""
Constructs the queue
@param qname: queue name identifier
@type qname: str
@param ppm: Players required per match of this type
@type ppm: int
@param rootcc: Collection counter for queues
"""
self.qname = qname #: name of the queue
self.players_per_match = ppm
self.players = [] #: pids of players in queue
# ---------------- instrumentation section
cc = CounterCollection(self.qname)
players_counter = CallbackCounter('players', lambda: len(self.players),
description=u'players waiting in this queue')
cc.add(players_counter)
rootcc.add(cc)
def test_disabling(self):
ivc = CallbackCounter('test_counter', lambda: 0)
ivc.disable()
self.assertRaises(NoData, ivc.get_current)
ivc.enable()
self.assertEqual(ivc.get_current(), 0)
