def _(before, after):
# trigger LP if version/previous_block/bits changed or transactions changed from nothing
if any(before[x] != after[x]
for x in ['version', 'previous_block', 'bits']) or (
not before['transactions'] and after['transactions']):
self.new_work_event.happened()
# refetch block template if best block changed
if after.get('skipping', -2) >= 0:
time.sleep(0.5)
self.node.dashd_work.set((yield helper.getwork(
self.dashd,
self.node.dashd_work.value['use_getblocktemplate'])))
elif after.get('skipping', -2) == -1:
# revert if dashd doesn't have the new block
h = yield self.dashd.rpc_getblockheader(
(yield self.dashd.rpc_getbestblockhash()))
self.node.best_block_header.set(
dict(version=h['version'],
previous_block=int(h['previousblockhash'], 16),
merkle_root=int(h['merkleroot'], 16),
timestamp=h['time'],
bits=dash_data.FloatingIntegerType().unpack(
h['bits'].decode('hex')[::-1]) if isinstance(
h['bits'], (str, unicode)) else
dash_data.FloatingInteger(h['bits']),
nonce=h['nonce']))
def main(args, net, datadir_path, merged_urls, worker_endpoint):
try:
print 'p2pool (version %s)' % (p2pool.__version__,)
print
@defer.inlineCallbacks
def connect_p2p():
# connect to dashd over dash-p2p
print '''Testing dashd P2P connection to '%s:%s'...''' % (args.dashd_address, args.dashd_p2p_port)
factory = dash_p2p.ClientFactory(net.PARENT)
reactor.connectTCP(args.dashd_address, args.dashd_p2p_port, factory)
def long():
print ''' ...taking a while. Common reasons for this include all of dashd's connection slots being used...'''
long_dc = reactor.callLater(5, long)
yield factory.getProtocol() # waits until handshake is successful
if not long_dc.called: long_dc.cancel()
print ' ...success!'
print
defer.returnValue(factory)
if args.testnet: # establish p2p connection first if testnet so dashd can work without connections
factory = yield connect_p2p()
# connect to dashd over JSON-RPC and do initial getmemorypool
url = '%s://%s:%i/' % ('https' if args.dashd_rpc_ssl else 'http', args.dashd_address, args.dashd_rpc_port)
print '''Testing dashd RPC connection to '%s' with username '%s'...''' % (url, args.dashd_rpc_username)
dashd = jsonrpc.HTTPProxy(url, dict(Authorization='Basic ' + base64.b64encode(args.dashd_rpc_username + ':' + args.dashd_rpc_password)), timeout=30)
yield helper.check(dashd, net)
temp_work = yield helper.getwork(dashd, net)
dashd_getinfo_var = variable.Variable(None)
@defer.inlineCallbacks
def poll_warnings():
dashd_getinfo_var.set((yield deferral.retry('Error while calling getinfo:')(dashd.rpc_getinfo)()))
yield poll_warnings()
deferral.RobustLoopingCall(poll_warnings).start(20*60)
print ' ...success!'
print ' Current block hash: %x' % (temp_work['previous_block'],)
print ' Current block height: %i' % (temp_work['height'] - 1,)
print
if not args.testnet:
factory = yield connect_p2p()
print 'Determining payout address...'
pubkeys = keypool()
if args.pubkey_hash is None and args.address != 'dynamic':
address_path = os.path.join(datadir_path, 'cached_payout_address')
if os.path.exists(address_path):
with open(address_path, 'rb') as f:
address = f.read().strip('\r\n')
print ' Loaded cached address: %s...' % (address,)
else:
address = None
if address is not None:
res = yield deferral.retry('Error validating cached address:', 5)(lambda: dashd.rpc_validateaddress(address))()
if not res['isvalid'] or not res['ismine']:
print ' Cached address is either invalid or not controlled by local dashd!'
address = None
if address is None:
print ' Getting payout address from dashd...'
address = yield deferral.retry('Error getting payout address from dashd:', 5)(lambda: dashd.rpc_getaccountaddress('p2pool'))()
with open(address_path, 'wb') as f:
f.write(address)
my_pubkey_hash = dash_data.address_to_pubkey_hash(address, net.PARENT)
print ' ...success! Payout address:', dash_data.pubkey_hash_to_address(my_pubkey_hash, net.PARENT)
print
pubkeys.addkey(my_pubkey_hash)
elif args.address != 'dynamic':
my_pubkey_hash = args.pubkey_hash
print ' ...success! Payout address:', dash_data.pubkey_hash_to_address(my_pubkey_hash, net.PARENT)
print
pubkeys.addkey(my_pubkey_hash)
else:
print ' Entering dynamic address mode.'
if args.numaddresses < 2:
print ' ERROR: Can not use fewer than 2 addresses in dynamic mode. Resetting to 2.'
args.numaddresses = 2
keys = []
keyweights = []
stamp = time.time()
payouttotal = 0.0
def addkey(self, n):
self.keys.append(n)
self.keyweights.append(random.uniform(0,100.0))
def delkey(self, n):
try:
i=self.keys.index(n)
self.keys.pop(i)
self.keyweights.pop(i)
except:
pass
def weighted(self):
choice=random.uniform(0,sum(self.keyweights))
tot = 0.0
ind = 0
for i in (self.keyweights):
tot += i
if tot >= choice:
return ind
ind += 1
return ind
def popleft(self):
if (len(self.keys) > 0):
dummyval=self.keys.pop(0)
if (len(self.keyweights) > 0):
dummyval=self.keyweights.pop(0)
def updatestamp(self, n):
self.stamp = n
def paytotal(self):
self.payouttotal = 0.0
for i in range(len(pubkeys.keys)):
self.payouttotal += node.get_current_txouts().get(dash_data.pubkey_hash_to_script2(pubkeys.keys[i]), 0)*1e-8
return self.payouttotal
def getpaytotal(self):
return self.payouttotal
pubkeys = keypool()
for i in range(args.numaddresses):
address = yield deferral.retry('Error getting a dynamic address from dashd:', 5)(lambda: dashd.rpc_getnewaddress('p2pool'))()
new_pubkey = dash_data.address_to_pubkey_hash(address, net.PARENT)
pubkeys.addkey(new_pubkey)
pubkeys.updatestamp(time.time())
my_pubkey_hash = pubkeys.keys[0]
for i in range(len(pubkeys.keys)):
print ' ...payout %d: %s' % (i, dash_data.pubkey_hash_to_address(pubkeys.keys[i], net.PARENT),)
print "Loading shares..."
shares = {}
known_verified = set()
def share_cb(share):
share.time_seen = 0 # XXX
shares[share.hash] = share
if len(shares) % 1000 == 0 and shares:
print " %i" % (len(shares),)
ss = p2pool_data.ShareStore(os.path.join(datadir_path, 'shares.'), net, share_cb, known_verified.add)
print " ...done loading %i shares (%i verified)!" % (len(shares), len(known_verified))
print
print 'Initializing work...'
node = p2pool_node.Node(factory, dashd, shares.values(), known_verified, net)
yield node.start()
for share_hash in shares:
if share_hash not in node.tracker.items:
ss.forget_share(share_hash)
for share_hash in known_verified:
if share_hash not in node.tracker.verified.items:
ss.forget_verified_share(share_hash)
node.tracker.removed.watch(lambda share: ss.forget_share(share.hash))
node.tracker.verified.removed.watch(lambda share: ss.forget_verified_share(share.hash))
def save_shares():
for share in node.tracker.get_chain(node.best_share_var.value, min(node.tracker.get_height(node.best_share_var.value), 2*net.CHAIN_LENGTH)):
ss.add_share(share)
if share.hash in node.tracker.verified.items:
ss.add_verified_hash(share.hash)
deferral.RobustLoopingCall(save_shares).start(60)
print ' ...success!'
print
print 'Joining p2pool network using port %i...' % (args.p2pool_port,)
@defer.inlineCallbacks
def parse(host):
port = net.P2P_PORT
if ':' in host:
host, port_str = host.split(':')
port = int(port_str)
defer.returnValue(((yield reactor.resolve(host)), port))
addrs = {}
if os.path.exists(os.path.join(datadir_path, 'addrs')):
try:
with open(os.path.join(datadir_path, 'addrs'), 'rb') as f:
addrs.update(dict((tuple(k), v) for k, v in json.loads(f.read())))
except:
print >>sys.stderr, 'error parsing addrs'
for addr_df in map(parse, net.BOOTSTRAP_ADDRS):
try:
addr = yield addr_df
if addr not in addrs:
addrs[addr] = (0, time.time(), time.time())
except:
log.err()
connect_addrs = set()
for addr_df in map(parse, args.p2pool_nodes):
try:
connect_addrs.add((yield addr_df))
except:
log.err()
node.p2p_node = p2pool_node.P2PNode(node,
port=args.p2pool_port,
max_incoming_conns=args.p2pool_conns,
addr_store=addrs,
connect_addrs=connect_addrs,
desired_outgoing_conns=args.p2pool_outgoing_conns,
advertise_ip=args.advertise_ip,
external_ip=args.p2pool_external_ip,
)
node.p2p_node.start()
def save_addrs():
with open(os.path.join(datadir_path, 'addrs'), 'wb') as f:
f.write(json.dumps(node.p2p_node.addr_store.items()))
deferral.RobustLoopingCall(save_addrs).start(60)
print ' ...success!'
print
if args.upnp:
@defer.inlineCallbacks
def upnp_thread():
while True:
try:
is_lan, lan_ip = yield ipdiscover.get_local_ip()
if is_lan:
pm = yield portmapper.get_port_mapper()
yield pm._upnp.add_port_mapping(lan_ip, args.p2pool_port, args.p2pool_port, 'p2pool', 'TCP')
except defer.TimeoutError:
pass
except:
if p2pool.DEBUG:
log.err(None, 'UPnP error:')
yield deferral.sleep(random.expovariate(1/120))
upnp_thread()
# start listening for workers with a JSON-RPC server
print 'Listening for workers on %r port %i...' % (worker_endpoint[0], worker_endpoint[1])
wb = work.WorkerBridge(node, my_pubkey_hash, args.donation_percentage, merged_urls, args.worker_fee, args, pubkeys, dashd)
web_root = web.get_web_root(wb, datadir_path, dashd_getinfo_var)
caching_wb = worker_interface.CachingWorkerBridge(wb)
worker_interface.WorkerInterface(caching_wb).attach_to(web_root, get_handler=lambda request: request.redirect('/static/'))
web_serverfactory = server.Site(web_root)
serverfactory = switchprotocol.FirstByteSwitchFactory({'{': stratum.StratumServerFactory(caching_wb)}, web_serverfactory)
deferral.retry('Error binding to worker port:', traceback=False)(reactor.listenTCP)(worker_endpoint[1], serverfactory, interface=worker_endpoint[0])
with open(os.path.join(os.path.join(datadir_path, 'ready_flag')), 'wb') as f:
pass
print ' ...success!'
print
# done!
print 'Started successfully!'
print 'Go to http://127.0.0.1:%i/ to view graphs and statistics!' % (worker_endpoint[1],)
if args.donation_percentage > 1.1:
print '''Donating %.1f%% of work towards P2Pool's development. Thanks for the tip!''' % (args.donation_percentage,)
elif args.donation_percentage < .9:
print '''Donating %.1f%% of work towards P2Pool's development. Please donate to encourage further development of P2Pool!''' % (args.donation_percentage,)
else:
print '''Donating %.1f%% of work towards P2Pool's development. Thank you!''' % (args.donation_percentage,)
print 'You can increase this amount with --give-author argument! (or decrease it, if you must)'
print
if hasattr(signal, 'SIGALRM'):
signal.signal(signal.SIGALRM, lambda signum, frame: reactor.callFromThread(
sys.stderr.write, 'Watchdog timer went off at:\n' + ''.join(traceback.format_stack())
))
signal.siginterrupt(signal.SIGALRM, False)
deferral.RobustLoopingCall(signal.alarm, 30).start(1)
if args.irc_announce:
from twisted.words.protocols import irc
class IRCClient(irc.IRCClient):
nickname = 'p2pool%02i' % (random.randrange(100),)
channel = net.ANNOUNCE_CHANNEL
def lineReceived(self, line):
if p2pool.DEBUG:
print repr(line)
irc.IRCClient.lineReceived(self, line)
def signedOn(self):
self.in_channel = False
irc.IRCClient.signedOn(self)
self.factory.resetDelay()
self.join(self.channel)
@defer.inlineCallbacks
def new_share(share):
if not self.in_channel:
return
if share.pow_hash <= share.header['bits'].target and abs(share.timestamp - time.time()) < 10*60:
yield deferral.sleep(random.expovariate(1/60))
message = '\x02%s BLOCK FOUND by %s! %s%064x' % (net.NAME.upper(), dash_data.script2_to_address(share.new_script, net.PARENT), net.PARENT.BLOCK_EXPLORER_URL_PREFIX, share.header_hash)
if all('%x' % (share.header_hash,) not in old_message for old_message in self.recent_messages):
self.say(self.channel, message)
self._remember_message(message)
self.watch_id = node.tracker.verified.added.watch(new_share)
self.recent_messages = []
def joined(self, channel):
self.in_channel = True
def left(self, channel):
self.in_channel = False
def _remember_message(self, message):
self.recent_messages.append(message)
while len(self.recent_messages) > 100:
self.recent_messages.pop(0)
def privmsg(self, user, channel, message):
if channel == self.channel:
self._remember_message(message)
def connectionLost(self, reason):
node.tracker.verified.added.unwatch(self.watch_id)
print 'IRC connection lost:', reason.getErrorMessage()
class IRCClientFactory(protocol.ReconnectingClientFactory):
protocol = IRCClient
reactor.connectTCP("irc.freenode.net", 6667, IRCClientFactory(), bindAddress=(worker_endpoint[0], 0))
@defer.inlineCallbacks
def status_thread():
last_str = None
last_time = 0
while True:
yield deferral.sleep(3)
try:
height = node.tracker.get_height(node.best_share_var.value)
this_str = 'P2Pool: %i shares in chain (%i verified/%i total) Peers: %i (%i incoming)' % (
height,
len(node.tracker.verified.items),
len(node.tracker.items),
len(node.p2p_node.peers),
sum(1 for peer in node.p2p_node.peers.itervalues() if peer.incoming),
) + (' FDs: %i R/%i W' % (len(reactor.getReaders()), len(reactor.getWriters())) if p2pool.DEBUG else '')
datums, dt = wb.local_rate_monitor.get_datums_in_last()
my_att_s = sum(datum['work']/dt for datum in datums)
my_shares_per_s = sum(datum['work']/dt/dash_data.target_to_average_attempts(datum['share_target']) for datum in datums)
this_str += '\n Local: %sH/s in last %s Local dead on arrival: %s Expected time to share: %s' % (
math.format(int(my_att_s)),
math.format_dt(dt),
math.format_binomial_conf(sum(1 for datum in datums if datum['dead']), len(datums), 0.95),
math.format_dt(1/my_shares_per_s) if my_shares_per_s else '???',
)
if height > 2:
(stale_orphan_shares, stale_doa_shares), shares, _ = wb.get_stale_counts()
stale_prop = p2pool_data.get_average_stale_prop(node.tracker, node.best_share_var.value, min(60*60//net.SHARE_PERIOD, height))
real_att_s = p2pool_data.get_pool_attempts_per_second(node.tracker, node.best_share_var.value, min(height - 1, 60*60//net.SHARE_PERIOD)) / (1 - stale_prop)
paystr = ''
paytot = 0.0
for i in range(len(pubkeys.keys)):
curtot = node.get_current_txouts().get(dash_data.pubkey_hash_to_script2(pubkeys.keys[i]), 0)
paytot += curtot*1e-8
paystr += "(%.4f)" % (curtot*1e-8,)
paystr += "=%.4f" % (paytot,)
this_str += '\n Shares: %i (%i orphan, %i dead) Stale rate: %s Efficiency: %s Current payout: %s %s' % (
shares, stale_orphan_shares, stale_doa_shares,
math.format_binomial_conf(stale_orphan_shares + stale_doa_shares, shares, 0.95),
math.format_binomial_conf(stale_orphan_shares + stale_doa_shares, shares, 0.95, lambda x: (1 - x)/(1 - stale_prop)),
paystr, net.PARENT.SYMBOL,
)
this_str += '\n Pool: %sH/s Stale rate: %.1f%% Expected time to block: %s' % (
math.format(int(real_att_s)),
100*stale_prop,
math.format_dt(2**256 / node.dashd_work.value['bits'].target / real_att_s),
)
for warning in p2pool_data.get_warnings(node.tracker, node.best_share_var.value, net, dashd_getinfo_var.value, node.dashd_work.value):
print >>sys.stderr, '#'*40
print >>sys.stderr, '>>> Warning: ' + warning
print >>sys.stderr, '#'*40
if gc.garbage:
print '%i pieces of uncollectable cyclic garbage! Types: %r' % (len(gc.garbage), map(type, gc.garbage))
if this_str != last_str or time.time() > last_time + 15:
print this_str
last_str = this_str
last_time = time.time()
except:
log.err()
status_thread()
except:
reactor.stop()
log.err(None, 'Fatal error:')