def parseCommandLine():
oparser = optparse.OptionParser()
oparser.add_option("-p",
"--udpport",
dest="udpport",
type="int",
help="specify UDP port for DHT network")
oparser.set_default('udpport', settings.DefaultDHTPort())
oparser.add_option("-d",
"--dhtdb",
dest="dhtdb",
help="specify DHT database file location")
oparser.set_default('dhtdb', settings.DHTDBFile())
oparser.add_option("-s",
"--seeds",
dest="seeds",
help="specify list of DHT seed nodes")
oparser.set_default('seeds', '')
oparser.add_option("-w",
"--wait",
dest="delayed",
type="int",
help="wait N seconds before join the network")
oparser.set_default('delayed', 0)
(options, args) = oparser.parse_args()
return options, args
def init(udp_port, db_file_path=None):
global _MyNode
if _MyNode is not None:
if _Debug:
lg.out(_DebugLevel, 'dht_service.init SKIP, DHTNode already exist')
return
if db_file_path is None:
db_file_path = settings.DHTDBFile()
dbPath = bpio.portablePath(db_file_path)
try:
dataStore = SQLiteExpiredDataStore(dbFile=dbPath)
# dataStore.setItem('not_exist_key', 'not_exist_value', time.time(), time.time(), None, 60)
# del dataStore['not_exist_key']
except:
lg.warn(
'failed reading DHT records, removing %s and starting clean DB' %
dbPath)
lg.exc()
os.remove(dbPath)
dataStore = SQLiteExpiredDataStore(dbFile=dbPath)
networkProtocol = KademliaProtocolConveyor
_MyNode = DHTNode(udp_port, dataStore, networkProtocol=networkProtocol)
if _Debug:
lg.out(
_DebugLevel, 'dht_service.init UDP port is %d, DB file path: %s' %
(udp_port, dbPath))
def start(self):
from dht import dht_service
from main import settings
from main.config import conf
dht_service.init(settings.getDHTPort(), settings.DHTDBFile())
d = dht_service.connect()
conf().addCallback('services/entangled-dht/udp-port',
self._on_udp_port_modified)
return d
def start(self):
from dht import dht_service
from dht import known_nodes
from main import settings
from main.config import conf
conf().addCallback('services/entangled-dht/udp-port', self._on_udp_port_modified)
dht_service.init(udp_port=settings.getDHTPort(), db_file_path=settings.DHTDBFile())
known_seeds = known_nodes.default_nodes()
d = dht_service.connect(seed_nodes=known_seeds)
d.addCallback(self._on_connected)
d.addErrback(self._on_connect_failed)
return d
def parseCommandLine():
oparser = optparse.OptionParser()
oparser.add_option("-p",
"--udpport",
dest="udpport",
type="int",
help="specify UDP port for DHT network")
oparser.set_default('udpport', settings.DefaultDHTPort())
oparser.add_option("-d",
"--dhtdb",
dest="dhtdb",
help="specify DHT database file location")
oparser.set_default('dhtdb', settings.DHTDBFile())
(options, args) = oparser.parse_args()
return options, args
def main():
settings.init()
lg.set_debug_level(12)
dht_service.init(udp_port=14441, db_file_path=settings.DHTDBFile())
seeds = []
for seed_env in (os.environ.get('DHT_SEED_1'),
os.environ.get('DHT_SEED_2')):
seed = seed_env.split(':')
seeds.append((seed[0], int(seed[1])))
dht_service.connect(seeds).addBoth(run)
reactor.run()
def init(udp_port, db_file_path=None):
global _MyNode
if _MyNode is not None:
if _Debug:
lg.out(_DebugLevel,
'dht_service.init SKIP, already created a DHTNode')
return
if _Debug:
lg.out(_DebugLevel, 'dht_service.init UDP port is %d' % udp_port)
if db_file_path is None:
db_file_path = settings.DHTDBFile()
dbPath = bpio.portablePath(db_file_path)
lg.out(
4, 'dht_service.init UDP port is %d, DB file path: %s' %
(udp_port, dbPath))
dataStore = SQLiteDataStore(dbFile=dbPath)
networkProtocol = KademliaProtocolConveyor
# None, encoding.Bencode(), msgformat.DefaultFormat())
_MyNode = DHTNode(udp_port, dataStore, networkProtocol=networkProtocol)
def start(self):
from logs import lg
from dht import dht_service
from dht import known_nodes
from main import settings
from main.config import conf
from userid import my_id
conf().addCallback('services/entangled-dht/udp-port',
self._on_udp_port_modified)
dht_service.init(udp_port=settings.getDHTPort(),
db_file_path=settings.DHTDBFile())
known_seeds = known_nodes.nodes()
lg.info('known seed nodes are : %r' % known_seeds)
d = dht_service.connect(seed_nodes=known_seeds)
d.addCallback(self._on_connected)
d.addErrback(self._on_connect_failed)
if my_id.getLocalID():
dht_service.set_node_data('idurl', my_id.getLocalID())
return d
