/
main.py
1028 lines (888 loc) · 54.8 KB
/
main.py
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from __future__ import division
import ConfigParser
import StringIO
import argparse
import base64
import json
import os
import random
import sys
import time
import signal
import traceback
import urlparse
try:
from twisted.internet import iocpreactor
iocpreactor.install()
except:
pass
else:
print 'Using IOCP reactor!'
from twisted.internet import defer, reactor, protocol, task
from twisted.web import server
from twisted.python import log
from nattraverso import portmapper, ipdiscover
import bitcoin.p2p as bitcoin_p2p, bitcoin.getwork as bitcoin_getwork, bitcoin.data as bitcoin_data
from bitcoin import worker_interface, height_tracker
from util import expiring_dict, jsonrpc, variable, deferral, math, logging, pack
from . import p2p, networks, web
import p2pool, p2pool.data as p2pool_data
@deferral.retry('Error getting work from bitcoind:', 3)
@defer.inlineCallbacks
def getwork(bitcoind):
try:
work = yield bitcoind.rpc_getmemorypool()
except jsonrpc.Error, e:
if e.code == -32601: # Method not found
print >>sys.stderr, 'Error: Bitcoin version too old! Upgrade to v0.5 or newer!'
raise deferral.RetrySilentlyException()
raise
packed_transactions = [x.decode('hex') for x in work['transactions']]
defer.returnValue(dict(
version=work['version'],
previous_block_hash=int(work['previousblockhash'], 16),
transactions=map(bitcoin_data.tx_type.unpack, packed_transactions),
merkle_link=bitcoin_data.calculate_merkle_link([0] + map(bitcoin_data.hash256, packed_transactions), 0), # using 0 is a bit of a hack, but will always work when index=0
subsidy=work['coinbasevalue'],
time=work['time'],
bits=bitcoin_data.FloatingIntegerType().unpack(work['bits'].decode('hex')[::-1]) if isinstance(work['bits'], (str, unicode)) else bitcoin_data.FloatingInteger(work['bits']),
coinbaseflags=work['coinbaseflags'].decode('hex') if 'coinbaseflags' in work else ''.join(x.decode('hex') for x in work['coinbaseaux'].itervalues()) if 'coinbaseaux' in work else '',
))
@defer.inlineCallbacks
def main(args, net, datadir_path, merged_urls, worker_endpoint):
try:
print 'p2pool (version %s)' % (p2pool.__version__,)
print
# connect to bitcoind over JSON-RPC and do initial getmemorypool
url = 'http://%s:%i/' % (args.bitcoind_address, args.bitcoind_rpc_port)
print '''Testing bitcoind RPC connection to '%s' with username '%s'...''' % (url, args.bitcoind_rpc_username)
bitcoind = jsonrpc.Proxy(url, dict(Authorization='Basic ' + base64.b64encode(args.bitcoind_rpc_username + ':' + args.bitcoind_rpc_password)), timeout=30)
@deferral.retry('Error while checking Bitcoin connection:', 1)
@defer.inlineCallbacks
def check():
if not (yield net.PARENT.RPC_CHECK)(bitcoind):
print >>sys.stderr, " Check failed! Make sure that you're connected to the right bitcoind with --bitcoind-rpc-port!"
raise deferral.RetrySilentlyException()
temp_work = yield getwork(bitcoind)
if not net.VERSION_CHECK((yield bitcoind.rpc_getinfo())['version'], temp_work):
print >>sys.stderr, ' Bitcoin version too old! BIP16 support required! Upgrade to 0.6.0rc4 or greater!'
raise deferral.RetrySilentlyException()
defer.returnValue(temp_work)
temp_work = yield check()
print ' ...success!'
print ' Current block hash: %x' % (temp_work['previous_block_hash'],)
print
# connect to bitcoind over bitcoin-p2p
print '''Testing bitcoind P2P connection to '%s:%s'...''' % (args.bitcoind_address, args.bitcoind_p2p_port)
factory = bitcoin_p2p.ClientFactory(net.PARENT)
reactor.connectTCP(args.bitcoind_address, args.bitcoind_p2p_port, factory)
yield factory.getProtocol() # waits until handshake is successful
print ' ...success!'
print
print 'Determining payout address...'
if args.pubkey_hash is None:
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: bitcoind.rpc_validateaddress(address))()
if not res['isvalid'] or not res['ismine']:
print ' Cached address is either invalid or not controlled by local bitcoind!'
address = None
if address is None:
print ' Getting payout address from bitcoind...'
address = yield deferral.retry('Error getting payout address from bitcoind:', 5)(lambda: bitcoind.rpc_getaccountaddress('p2pool'))()
with open(address_path, 'wb') as f:
f.write(address)
my_pubkey_hash = bitcoin_data.address_to_pubkey_hash(address, net.PARENT)
else:
my_pubkey_hash = args.pubkey_hash
print ' ...success! Payout address:', bitcoin_data.pubkey_hash_to_address(my_pubkey_hash, net.PARENT)
print
my_share_hashes = set()
my_doa_share_hashes = set()
tracker = p2pool_data.OkayTracker(net, my_share_hashes, my_doa_share_hashes)
shared_share_hashes = set()
ss = p2pool_data.ShareStore(os.path.join(datadir_path, 'shares.'), net)
known_verified = set()
print "Loading shares..."
for i, (mode, contents) in enumerate(ss.get_shares()):
if mode == 'share':
if contents.hash in tracker.shares:
continue
shared_share_hashes.add(contents.hash)
contents.time_seen = 0
tracker.add(contents)
if len(tracker.shares) % 1000 == 0 and tracker.shares:
print " %i" % (len(tracker.shares),)
elif mode == 'verified_hash':
known_verified.add(contents)
else:
raise AssertionError()
print " ...inserting %i verified shares..." % (len(known_verified),)
for h in known_verified:
if h not in tracker.shares:
ss.forget_verified_share(h)
continue
tracker.verified.add(tracker.shares[h])
print " ...done loading %i shares!" % (len(tracker.shares),)
print
tracker.removed.watch(lambda share: ss.forget_share(share.hash))
tracker.verified.removed.watch(lambda share: ss.forget_verified_share(share.hash))
tracker.removed.watch(lambda share: shared_share_hashes.discard(share.hash))
peer_heads = expiring_dict.ExpiringDict(300) # hash -> peers that know of it
pre_current_work = variable.Variable(None)
pre_merged_work = variable.Variable({})
# information affecting work that should trigger a long-polling update
current_work = variable.Variable(None)
# information affecting work that should not trigger a long-polling update
current_work2 = variable.Variable(None)
requested = expiring_dict.ExpiringDict(300)
print 'Initializing work...'
@defer.inlineCallbacks
def set_real_work1():
work = yield getwork(bitcoind)
current_work2.set(dict(
time=work['time'],
transactions=work['transactions'],
merkle_link=work['merkle_link'],
subsidy=work['subsidy'],
clock_offset=time.time() - work['time'],
last_update=time.time(),
)) # second set first because everything hooks on the first
pre_current_work.set(dict(
version=work['version'],
previous_block=work['previous_block_hash'],
bits=work['bits'],
coinbaseflags=work['coinbaseflags'],
))
yield set_real_work1()
get_height_rel_highest = yield height_tracker.get_height_rel_highest_func(bitcoind, factory, lambda: pre_current_work.value['previous_block'], net)
def set_real_work2():
best, desired = tracker.think(get_height_rel_highest, pre_current_work.value['previous_block'], pre_current_work.value['bits'])
t = dict(pre_current_work.value)
t['best_share_hash'] = best
t['mm_chains'] = pre_merged_work.value
current_work.set(t)
t = time.time()
for peer2, share_hash in desired:
if share_hash not in tracker.tails: # was received in the time tracker.think was running
continue
last_request_time, count = requested.get(share_hash, (None, 0))
if last_request_time is not None and last_request_time - 5 < t < last_request_time + 10 * 1.5**count:
continue
potential_peers = set()
for head in tracker.tails[share_hash]:
potential_peers.update(peer_heads.get(head, set()))
potential_peers = [peer for peer in potential_peers if peer.connected2]
if count == 0 and peer2 is not None and peer2.connected2:
peer = peer2
else:
peer = random.choice(potential_peers) if potential_peers and random.random() > .2 else peer2
if peer is None:
continue
print 'Requesting parent share %s from %s' % (p2pool_data.format_hash(share_hash), '%s:%i' % peer.addr)
peer.send_getshares(
hashes=[share_hash],
parents=2000,
stops=list(set(tracker.heads) | set(
tracker.get_nth_parent_hash(head, min(max(0, tracker.get_height_and_last(head)[0] - 1), 10)) for head in tracker.heads
))[:100],
)
requested[share_hash] = t, count + 1
pre_current_work.changed.watch(lambda _: set_real_work2())
pre_merged_work.changed.watch(lambda _: set_real_work2())
set_real_work2()
print ' ...success!'
print
@defer.inlineCallbacks
def set_merged_work(merged_url, merged_userpass):
merged_proxy = jsonrpc.Proxy(merged_url, dict(Authorization='Basic ' + base64.b64encode(merged_userpass)))
while True:
auxblock = yield deferral.retry('Error while calling merged getauxblock:', 1)(merged_proxy.rpc_getauxblock)()
pre_merged_work.set(dict(pre_merged_work.value, **{auxblock['chainid']: dict(
hash=int(auxblock['hash'], 16),
target=pack.IntType(256).unpack(auxblock['target'].decode('hex')),
merged_proxy=merged_proxy,
)}))
yield deferral.sleep(1)
for merged_url, merged_userpass in merged_urls:
set_merged_work(merged_url, merged_userpass)
@pre_merged_work.changed.watch
def _(new_merged_work):
print 'Got new merged mining work!'
# setup p2p logic and join p2pool network
class Node(p2p.Node):
def handle_shares(self, shares, peer):
if len(shares) > 5:
print 'Processing %i shares from %s...' % (len(shares), '%s:%i' % peer.addr if peer is not None else None)
new_count = 0
for share in shares:
if share.hash in tracker.shares:
#print 'Got duplicate share, ignoring. Hash: %s' % (p2pool_data.format_hash(share.hash),)
continue
new_count += 1
#print 'Received share %s from %r' % (p2pool_data.format_hash(share.hash), share.peer.addr if share.peer is not None else None)
tracker.add(share)
if shares and peer is not None:
peer_heads.setdefault(shares[0].hash, set()).add(peer)
if new_count:
set_real_work2()
if len(shares) > 5:
print '... done processing %i shares. New: %i Have: %i/~%i' % (len(shares), new_count, len(tracker.shares), 2*net.CHAIN_LENGTH)
def handle_share_hashes(self, hashes, peer):
t = time.time()
get_hashes = []
for share_hash in hashes:
if share_hash in tracker.shares:
continue
last_request_time, count = requested.get(share_hash, (None, 0))
if last_request_time is not None and last_request_time - 5 < t < last_request_time + 10 * 1.5**count:
continue
print 'Got share hash, requesting! Hash: %s' % (p2pool_data.format_hash(share_hash),)
get_hashes.append(share_hash)
requested[share_hash] = t, count + 1
if hashes and peer is not None:
peer_heads.setdefault(hashes[0], set()).add(peer)
if get_hashes:
peer.send_getshares(hashes=get_hashes, parents=0, stops=[])
def handle_get_shares(self, hashes, parents, stops, peer):
parents = min(parents, 1000//len(hashes))
stops = set(stops)
shares = []
for share_hash in hashes:
for share in tracker.get_chain(share_hash, min(parents + 1, tracker.get_height(share_hash))):
if share.hash in stops:
break
shares.append(share)
print 'Sending %i shares to %s:%i' % (len(shares), peer.addr[0], peer.addr[1])
return shares
@deferral.retry('Error submitting primary block: (will retry)', 10, 10)
def submit_block_p2p(block):
if factory.conn.value is None:
print >>sys.stderr, 'No bitcoind connection when block submittal attempted! %s%32x' % (net.PARENT.BLOCK_EXPLORER_URL_PREFIX, header_hash)
raise deferral.RetrySilentlyException()
factory.conn.value.send_block(block=block)
@deferral.retry('Error submitting block: (will retry)', 10, 10)
@defer.inlineCallbacks
def submit_block_rpc(block, ignore_failure):
success = yield bitcoind.rpc_getmemorypool(bitcoin_data.block_type.pack(block).encode('hex'))
success_expected = net.PARENT.POW_FUNC(bitcoin_data.block_header_type.pack(block['header'])) <= block['header']['bits'].target
if (not success and success_expected and not ignore_failure) or (success and not success_expected):
print >>sys.stderr, 'Block submittal result: %s Expected: %s' % (result, expected_result)
def submit_block(block, ignore_failure):
submit_block_p2p(block)
submit_block_rpc(block, ignore_failure)
@tracker.verified.added.watch
def _(share):
if share.pow_hash <= share.header['bits'].target:
submit_block(share.as_block(tracker), ignore_failure=True)
print
print 'GOT BLOCK FROM PEER! Passing to bitcoind! %s bitcoin: %s%064x' % (p2pool_data.format_hash(share.hash), net.PARENT.BLOCK_EXPLORER_URL_PREFIX, share.header_hash)
print
if current_work.value['previous_block'] in [share.header['previous_block'], share.header_hash]:
broadcast_share(share.hash)
print 'Joining p2pool network using port %i...' % (args.p2pool_port,)
@defer.inlineCallbacks
def parse(x):
if ':' in x:
ip, port = x.split(':')
defer.returnValue(((yield reactor.resolve(ip)), int(port)))
else:
defer.returnValue(((yield reactor.resolve(x)), net.P2P_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'
elif os.path.exists(os.path.join(datadir_path, 'addrs.txt')):
try:
addrs.update(dict(eval(x) for x in open(os.path.join(datadir_path, 'addrs.txt'))))
except:
print >>sys.stderr, "error reading addrs.txt"
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()
p2p_node = Node(
best_share_hash_func=lambda: current_work.value['best_share_hash'],
port=args.p2pool_port,
net=net,
addr_store=addrs,
connect_addrs=connect_addrs,
max_incoming_conns=args.p2pool_conns,
)
p2p_node.start()
def save_addrs():
with open(os.path.join(datadir_path, 'addrs'), 'wb') as f:
f.write(json.dumps(p2p_node.addr_store.items()))
task.LoopingCall(save_addrs).start(60)
def broadcast_share(share_hash):
shares = []
for share in tracker.get_chain(share_hash, min(5, tracker.get_height(share_hash))):
if share.hash in shared_share_hashes:
break
shared_share_hashes.add(share.hash)
shares.append(share)
for peer in p2p_node.peers.itervalues():
peer.sendShares([share for share in shares if share.peer is not peer])
# send share when the chain changes to their chain
current_work.changed.watch(lambda new_work: broadcast_share(new_work['best_share_hash']))
def save_shares():
for share in tracker.get_chain(current_work.value['best_share_hash'], min(tracker.get_height(current_work.value['best_share_hash']), 2*net.CHAIN_LENGTH)):
ss.add_share(share)
if share.hash in tracker.verified.shares:
ss.add_verified_hash(share.hash)
task.LoopingCall(save_shares).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])
# setup worker logic
removed_unstales_var = variable.Variable((0, 0, 0))
removed_doa_unstales_var = variable.Variable(0)
@tracker.verified.removed.watch
def _(share):
if share.hash in my_share_hashes and tracker.is_child_of(share.hash, current_work.value['best_share_hash']):
assert share.share_data['stale_info'] in [0, 253, 254] # we made these shares in this instance
removed_unstales_var.set((
removed_unstales_var.value[0] + 1,
removed_unstales_var.value[1] + (1 if share.share_data['stale_info'] == 253 else 0),
removed_unstales_var.value[2] + (1 if share.share_data['stale_info'] == 254 else 0),
))
if share.hash in my_doa_share_hashes and tracker.is_child_of(share.hash, current_work.value['best_share_hash']):
removed_doa_unstales.set(removed_doa_unstales.value + 1)
def get_stale_counts():
'''Returns (orphans, doas), total, (orphans_recorded_in_chain, doas_recorded_in_chain)'''
my_shares = len(my_share_hashes)
my_doa_shares = len(my_doa_share_hashes)
delta = tracker.verified.get_delta_to_last(current_work.value['best_share_hash'])
my_shares_in_chain = delta.my_count + removed_unstales_var.value[0]
my_doa_shares_in_chain = delta.my_doa_count + removed_doa_unstales_var.value
orphans_recorded_in_chain = delta.my_orphan_announce_count + removed_unstales_var.value[1]
doas_recorded_in_chain = delta.my_dead_announce_count + removed_unstales_var.value[2]
my_shares_not_in_chain = my_shares - my_shares_in_chain
my_doa_shares_not_in_chain = my_doa_shares - my_doa_shares_in_chain
return (my_shares_not_in_chain - my_doa_shares_not_in_chain, my_doa_shares_not_in_chain), my_shares, (orphans_recorded_in_chain, doas_recorded_in_chain)
pseudoshare_received = variable.Event()
share_received = variable.Event()
local_rate_monitor = math.RateMonitor(10*60)
class WorkerBridge(worker_interface.WorkerBridge):
def __init__(self):
worker_interface.WorkerBridge.__init__(self)
self.new_work_event = current_work.changed
self.recent_shares_ts_work = []
def get_user_details(self, request):
user = request.getUser() if request.getUser() is not None else ''
desired_pseudoshare_target = None
if '+' in user:
user, desired_pseudoshare_difficulty_str = user.rsplit('+', 1)
try:
desired_pseudoshare_target = bitcoin_data.difficulty_to_target(float(desired_pseudoshare_difficulty_str))
except:
pass
desired_share_target = 2**256 - 1
if '/' in user:
user, min_diff_str = user.rsplit('/', 1)
try:
desired_share_target = bitcoin_data.difficulty_to_target(float(min_diff_str))
except:
pass
if random.uniform(0, 100) < args.worker_fee:
pubkey_hash = my_pubkey_hash
else:
try:
pubkey_hash = bitcoin_data.address_to_pubkey_hash(user, net.PARENT)
except: # XXX blah
pubkey_hash = my_pubkey_hash
return user, pubkey_hash, desired_share_target, desired_pseudoshare_target
def preprocess_request(self, request):
user, pubkey_hash, desired_share_target, desired_pseudoshare_target = self.get_user_details(request)
return pubkey_hash, desired_share_target, desired_pseudoshare_target
def get_work(self, pubkey_hash, desired_share_target, desired_pseudoshare_target):
if len(p2p_node.peers) == 0 and net.PERSIST:
raise jsonrpc.Error(-12345, u'p2pool is not connected to any peers')
if current_work.value['best_share_hash'] is None and net.PERSIST:
raise jsonrpc.Error(-12345, u'p2pool is downloading shares')
if time.time() > current_work2.value['last_update'] + 60:
raise jsonrpc.Error(-12345, u'lost contact with bitcoind')
if current_work.value['mm_chains']:
tree, size = bitcoin_data.make_auxpow_tree(current_work.value['mm_chains'])
mm_hashes = [current_work.value['mm_chains'].get(tree.get(i), dict(hash=0))['hash'] for i in xrange(size)]
mm_data = '\xfa\xbemm' + bitcoin_data.aux_pow_coinbase_type.pack(dict(
merkle_root=bitcoin_data.merkle_hash(mm_hashes),
size=size,
nonce=0,
))
mm_later = [(aux_work, mm_hashes.index(aux_work['hash']), mm_hashes) for chain_id, aux_work in current_work.value['mm_chains'].iteritems()]
else:
mm_data = ''
mm_later = []
if True:
share_info, generate_tx = p2pool_data.Share.generate_transaction(
tracker=tracker,
share_data=dict(
previous_share_hash=current_work.value['best_share_hash'],
coinbase=(mm_data + current_work.value['coinbaseflags'])[:100],
nonce=random.randrange(2**32),
pubkey_hash=pubkey_hash,
subsidy=current_work2.value['subsidy'],
donation=math.perfect_round(65535*args.donation_percentage/100),
stale_info=(lambda (orphans, doas), total, (orphans_recorded_in_chain, doas_recorded_in_chain):
253 if orphans > orphans_recorded_in_chain else
254 if doas > doas_recorded_in_chain else
0
)(*get_stale_counts()),
desired_version=1,
),
block_target=current_work.value['bits'].target,
desired_timestamp=int(time.time() - current_work2.value['clock_offset']),
desired_target=desired_share_target,
ref_merkle_link=dict(branch=[], index=0),
net=net,
)
target = net.PARENT.SANE_MAX_TARGET
if desired_pseudoshare_target is None:
if len(self.recent_shares_ts_work) == 50:
hash_rate = sum(work for ts, work in self.recent_shares_ts_work[1:])//(self.recent_shares_ts_work[-1][0] - self.recent_shares_ts_work[0][0])
target = min(target, 2**256//hash_rate)
else:
target = min(target, desired_pseudoshare_target)
target = max(target, share_info['bits'].target)
for aux_work in current_work.value['mm_chains'].itervalues():
target = max(target, aux_work['target'])
transactions = [generate_tx] + list(current_work2.value['transactions'])
packed_generate_tx = bitcoin_data.tx_type.pack(generate_tx)
merkle_root = bitcoin_data.check_merkle_link(bitcoin_data.hash256(packed_generate_tx), current_work2.value['merkle_link'])
getwork_time = time.time()
merkle_link = current_work2.value['merkle_link']
print 'New work for worker! Difficulty: %.06f Share difficulty: %.06f Total block value: %.6f %s including %i transactions' % (
bitcoin_data.target_to_difficulty(target),
bitcoin_data.target_to_difficulty(share_info['bits'].target),
current_work2.value['subsidy']*1e-8, net.PARENT.SYMBOL,
len(current_work2.value['transactions']),
)
ba = bitcoin_getwork.BlockAttempt(
version=current_work.value['version'],
previous_block=current_work.value['previous_block'],
merkle_root=merkle_root,
timestamp=current_work2.value['time'],
bits=current_work.value['bits'],
share_target=target,
)
received_header_hashes = set()
def got_response(header, request):
user, _, _, _ = self.get_user_details(request)
assert header['merkle_root'] == merkle_root
header_hash = bitcoin_data.hash256(bitcoin_data.block_header_type.pack(header))
pow_hash = net.PARENT.POW_FUNC(bitcoin_data.block_header_type.pack(header))
on_time = current_work.value['best_share_hash'] == share_info['share_data']['previous_share_hash']
try:
if pow_hash <= header['bits'].target or p2pool.DEBUG:
submit_block(dict(header=header, txs=transactions), ignore_failure=False)
if pow_hash <= header['bits'].target:
print
print 'GOT BLOCK FROM MINER! Passing to bitcoind! %s%064x' % (net.PARENT.BLOCK_EXPLORER_URL_PREFIX, header_hash)
print
except:
log.err(None, 'Error while processing potential block:')
for aux_work, index, hashes in mm_later:
try:
if pow_hash <= aux_work['target'] or p2pool.DEBUG:
df = deferral.retry('Error submitting merged block: (will retry)', 10, 10)(aux_work['merged_proxy'].rpc_getauxblock)(
pack.IntType(256, 'big').pack(aux_work['hash']).encode('hex'),
bitcoin_data.aux_pow_type.pack(dict(
merkle_tx=dict(
tx=transactions[0],
block_hash=header_hash,
merkle_link=merkle_link,
),
merkle_link=bitcoin_data.calculate_merkle_link(hashes, index),
parent_block_header=header,
)).encode('hex'),
)
@df.addCallback
def _(result):
if result != (pow_hash <= aux_work['target']):
print >>sys.stderr, 'Merged block submittal result: %s Expected: %s' % (result, pow_hash <= aux_work['target'])
else:
print 'Merged block submittal result: %s' % (result,)
@df.addErrback
def _(err):
log.err(err, 'Error submitting merged block:')
except:
log.err(None, 'Error while processing merged mining POW:')
if pow_hash <= share_info['bits'].target and header_hash not in received_header_hashes:
min_header = dict(header);del min_header['merkle_root']
hash_link = p2pool_data.prefix_to_hash_link(packed_generate_tx[:-32-4], p2pool_data.Share.gentx_before_refhash)
share = p2pool_data.Share(net, None, dict(
min_header=min_header, share_info=share_info, hash_link=hash_link,
ref_merkle_link=dict(branch=[], index=0),
), merkle_link=merkle_link, other_txs=transactions[1:] if pow_hash <= header['bits'].target else None)
print 'GOT SHARE! %s %s prev %s age %.2fs%s' % (
request.getUser(),
p2pool_data.format_hash(share.hash),
p2pool_data.format_hash(share.previous_hash),
time.time() - getwork_time,
' DEAD ON ARRIVAL' if not on_time else '',
)
my_share_hashes.add(share.hash)
if not on_time:
my_doa_share_hashes.add(share.hash)
tracker.add(share)
if not p2pool.DEBUG:
tracker.verified.add(share)
set_real_work2()
try:
if pow_hash <= header['bits'].target or p2pool.DEBUG:
for peer in p2p_node.peers.itervalues():
peer.sendShares([share])
shared_share_hashes.add(share.hash)
except:
log.err(None, 'Error forwarding block solution:')
share_received.happened(bitcoin_data.target_to_average_attempts(share.target), not on_time)
if pow_hash > target:
print 'Worker %s submitted share with hash > target:' % (request.getUser(),)
print ' Hash: %56x' % (pow_hash,)
print ' Target: %56x' % (target,)
elif header_hash in received_header_hashes:
print >>sys.stderr, 'Worker %s @ %s submitted share more than once!' % (request.getUser(), request.getClientIP())
else:
received_header_hashes.add(header_hash)
pseudoshare_received.happened(bitcoin_data.target_to_average_attempts(target), not on_time, user)
self.recent_shares_ts_work.append((time.time(), bitcoin_data.target_to_average_attempts(target)))
while len(self.recent_shares_ts_work) > 50:
self.recent_shares_ts_work.pop(0)
local_rate_monitor.add_datum(dict(work=bitcoin_data.target_to_average_attempts(target), dead=not on_time, user=user))
return on_time
return ba, got_response
get_current_txouts = lambda: p2pool_data.get_expected_payouts(tracker, current_work.value['best_share_hash'], current_work.value['bits'].target, current_work2.value['subsidy'], net)
web_root = web.get_web_root(tracker, current_work, current_work2, get_current_txouts, datadir_path, net, get_stale_counts, my_pubkey_hash, local_rate_monitor, args.worker_fee, p2p_node, my_share_hashes, pseudoshare_received, share_received)
worker_interface.WorkerInterface(WorkerBridge()).attach_to(web_root, get_handler=lambda request: request.redirect('/static/'))
deferral.retry('Error binding to worker port:', traceback=False)(reactor.listenTCP)(worker_endpoint[1], server.Site(web_root), interface=worker_endpoint[0])
with open(os.path.join(os.path.join(datadir_path, 'ready_flag')), 'wb') as f:
pass
print ' ...success!'
print
@defer.inlineCallbacks
def work_poller():
while True:
flag = factory.new_block.get_deferred()
try:
yield set_real_work1()
except:
log.err()
yield defer.DeferredList([flag, deferral.sleep(15)], fireOnOneCallback=True)
work_poller()
# 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 > 0.51:
print '''Donating %.1f%% of work towards P2Pool's development. Thanks for the tip!''' % (args.donation_percentage,)
elif args.donation_percentage < 0.49:
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)
task.LoopingCall(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):
irc.IRCClient.signedOn(self)
self.factory.resetDelay()
self.join(self.channel)
@defer.inlineCallbacks
def new_share(share):
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(), bitcoin_data.script2_to_address(share.new_script, net.PARENT), net.PARENT.BLOCK_EXPLORER_URL_PREFIX, share.header_hash)
if message not in self.recent_messages:
self.say(self.channel, message)
self._remember_message(message)
self.watch_id = tracker.verified.added.watch(new_share)
self.recent_messages = []
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):
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())
@defer.inlineCallbacks
def status_thread():
last_str = None
last_time = 0
while True:
yield deferral.sleep(3)
try:
if time.time() > current_work2.value['last_update'] + 60:
print >>sys.stderr, '''---> LOST CONTACT WITH BITCOIND for %s! Check that it isn't frozen or dead! <---''' % (math.format_dt(time.time() - current_work2.value['last_update']),)
height = tracker.get_height(current_work.value['best_share_hash'])
this_str = 'P2Pool: %i shares in chain (%i verified/%i total) Peers: %i (%i incoming)' % (
height,
len(tracker.verified.shares),
len(tracker.shares),
len(p2p_node.peers),
sum(1 for peer in p2p_node.peers.itervalues() if peer.incoming),
) + (' FDs: %i R/%i W' % (len(reactor.getReaders()), len(reactor.getWriters())) if p2pool.DEBUG else '')
datums, dt = local_rate_monitor.get_datums_in_last()
my_att_s = sum(datum['work']/dt 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(2**256 / tracker.shares[current_work.value['best_share_hash']].max_target / my_att_s) if my_att_s and current_work.value['best_share_hash'] else '???',
)
if height > 2:
(stale_orphan_shares, stale_doa_shares), shares, _ = get_stale_counts()
stale_prop = p2pool_data.get_average_stale_prop(tracker, current_work.value['best_share_hash'], min(720, height))
real_att_s = p2pool_data.get_pool_attempts_per_second(tracker, current_work.value['best_share_hash'], min(height - 1, 720)) / (1 - stale_prop)
this_str += '\n Shares: %i (%i orphan, %i dead) Stale rate: %s Efficiency: %s Current payout: %.4f %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)),
get_current_txouts().get(bitcoin_data.pubkey_hash_to_script2(my_pubkey_hash), 0)*1e-8, 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 / current_work.value['bits'].target / real_att_s),
)
desired_version_counts = p2pool_data.get_desired_version_counts(tracker, current_work.value['best_share_hash'], min(720, height))
majority_desired_version = max(desired_version_counts, key=lambda k: desired_version_counts[k])
if majority_desired_version not in [0, 1] and desired_version_counts[majority_desired_version] > sum(desired_version_counts.itervalues())/2:
print >>sys.stderr, '#'*40
print >>sys.stderr, '>>> WARNING: A MAJORITY OF SHARES CONTAIN A VOTE FOR AN UNSUPPORTED SHARE IMPLEMENTATION! (v%i with %i%% support)' % (
majority_desired_version, 100*desired_version_counts[majority_desired_version]/sum(desired_version_counts.itervalues()))
print >>sys.stderr, '>>> An upgrade is likely necessary. Check http://p2pool.forre.st/ for more information.'
print >>sys.stderr, '#'*40
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:')
def run():
class FixedArgumentParser(argparse.ArgumentParser):
def _read_args_from_files(self, arg_strings):
# expand arguments referencing files
new_arg_strings = []
for arg_string in arg_strings:
# for regular arguments, just add them back into the list
if not arg_string or arg_string[0] not in self.fromfile_prefix_chars:
new_arg_strings.append(arg_string)
# replace arguments referencing files with the file content
else:
try:
args_file = open(arg_string[1:])
try:
arg_strings = []
for arg_line in args_file.read().splitlines():
for arg in self.convert_arg_line_to_args(arg_line):
arg_strings.append(arg)
arg_strings = self._read_args_from_files(arg_strings)
new_arg_strings.extend(arg_strings)
finally:
args_file.close()
except IOError:
err = sys.exc_info()[1]
self.error(str(err))
# return the modified argument list
return new_arg_strings
def convert_arg_line_to_args(self, arg_line):
return [arg for arg in arg_line.split() if arg.strip()]
realnets=dict((name, net) for name, net in networks.nets.iteritems() if '_testnet' not in name)
parser = FixedArgumentParser(description='p2pool (version %s)' % (p2pool.__version__,), fromfile_prefix_chars='@')
parser.add_argument('--version', action='version', version=p2pool.__version__)
parser.add_argument('--net',
help='use specified network (default: bitcoin)',
action='store', choices=sorted(realnets), default='bitcoin', dest='net_name')
parser.add_argument('--testnet',
help='''use the network's testnet''',
action='store_const', const=True, default=False, dest='testnet')
parser.add_argument('--debug',
help='enable debugging mode',
action='store_const', const=True, default=False, dest='debug')
parser.add_argument('-a', '--address',
help='generate payouts to this address (default: <address requested from bitcoind>)',
type=str, action='store', default=None, dest='address')
parser.add_argument('--datadir',
help='store data in this directory (default: <directory run_p2pool.py is in>/data)',
type=str, action='store', default=None, dest='datadir')
parser.add_argument('--logfile',
help='''log to this file (default: data/<NET>/log)''',
type=str, action='store', default=None, dest='logfile')
parser.add_argument('--merged',
help='call getauxblock on this url to get work for merged mining (example: http://ncuser:ncpass@127.0.0.1:10332/)',
type=str, action='append', default=[], dest='merged_urls')
parser.add_argument('--give-author', metavar='DONATION_PERCENTAGE',
help='donate this percentage of work towards the development of p2pool (default: 0.5)',
type=float, action='store', default=0.5, dest='donation_percentage')
parser.add_argument('--irc-announce',
help='announce any blocks found on irc://irc.freenode.net/#p2pool',
action='store_true', default=False, dest='irc_announce')
p2pool_group = parser.add_argument_group('p2pool interface')
p2pool_group.add_argument('--p2pool-port', metavar='PORT',
help='use port PORT to listen for connections (forward this port from your router!) (default: %s)' % ', '.join('%s:%i' % (name, net.P2P_PORT) for name, net in sorted(realnets.items())),
type=int, action='store', default=None, dest='p2pool_port')
p2pool_group.add_argument('-n', '--p2pool-node', metavar='ADDR[:PORT]',
help='connect to existing p2pool node at ADDR listening on port PORT (defaults to default p2pool P2P port) in addition to builtin addresses',
type=str, action='append', default=[], dest='p2pool_nodes')
parser.add_argument('--disable-upnp',
help='''don't attempt to use UPnP to forward p2pool's P2P port from the Internet to this computer''',
action='store_false', default=True, dest='upnp')
p2pool_group.add_argument('--max-conns', metavar='CONNS',
help='maximum incoming connections (default: 40)',
type=int, action='store', default=40, dest='p2pool_conns')
worker_group = parser.add_argument_group('worker interface')
worker_group.add_argument('-w', '--worker-port', metavar='PORT or ADDR:PORT',
help='listen on PORT on interface with ADDR for RPC connections from miners (default: all interfaces, %s)' % ', '.join('%s:%i' % (name, net.WORKER_PORT) for name, net in sorted(realnets.items())),
type=str, action='store', default=None, dest='worker_endpoint')
worker_group.add_argument('-f', '--fee', metavar='FEE_PERCENTAGE',
help='''charge workers mining to their own bitcoin address (by setting their miner's username to a bitcoin address) this percentage fee to mine on your p2pool instance. Amount displayed at http://127.0.0.1:WORKER_PORT/fee (default: 0)''',
type=float, action='store', default=0, dest='worker_fee')
bitcoind_group = parser.add_argument_group('bitcoind interface')
bitcoind_group.add_argument('--bitcoind-address', metavar='BITCOIND_ADDRESS',
help='connect to this address (default: 127.0.0.1)',
type=str, action='store', default='127.0.0.1', dest='bitcoind_address')
bitcoind_group.add_argument('--bitcoind-rpc-port', metavar='BITCOIND_RPC_PORT',
help='''connect to JSON-RPC interface at this port (default: %s <read from bitcoin.conf if password not provided>)''' % ', '.join('%s:%i' % (name, net.PARENT.RPC_PORT) for name, net in sorted(realnets.items())),
type=int, action='store', default=None, dest='bitcoind_rpc_port')
bitcoind_group.add_argument('--bitcoind-p2p-port', metavar='BITCOIND_P2P_PORT',
help='''connect to P2P interface at this port (default: %s <read from bitcoin.conf if password not provided>)''' % ', '.join('%s:%i' % (name, net.PARENT.P2P_PORT) for name, net in sorted(realnets.items())),
type=int, action='store', default=None, dest='bitcoind_p2p_port')
bitcoind_group.add_argument(metavar='BITCOIND_RPCUSERPASS',
help='bitcoind RPC interface username, then password, space-separated (only one being provided will cause the username to default to being empty, and none will cause P2Pool to read them from bitcoin.conf)',
type=str, action='store', default=[], nargs='*', dest='bitcoind_rpc_userpass')
args = parser.parse_args()
if args.debug:
p2pool.DEBUG = True
net_name = args.net_name + ('_testnet' if args.testnet else '')
net = networks.nets[net_name]
datadir_path = os.path.join((os.path.join(os.path.dirname(sys.argv[0]), 'data') if args.datadir is None else args.datadir), net_name)
if not os.path.exists(datadir_path):
os.makedirs(datadir_path)
if len(args.bitcoind_rpc_userpass) > 2:
parser.error('a maximum of two arguments are allowed')
args.bitcoind_rpc_username, args.bitcoind_rpc_password = ([None, None] + args.bitcoind_rpc_userpass)[-2:]
if args.bitcoind_rpc_password is None:
if not hasattr(net.PARENT, 'CONF_FILE_FUNC'):
parser.error('This network has no configuration file function. Manually enter your RPC password.')
conf_path = net.PARENT.CONF_FILE_FUNC()
if not os.path.exists(conf_path):
parser.error('''Bitcoin configuration file not found. Manually enter your RPC password.\r\n'''
'''If you actually haven't created a configuration file, you should create one at %s with the text:\r\n'''
'''\r\n'''
'''server=1\r\n'''
'''rpcpassword=%x''' % (conf_path, random.randrange(2**128)))
with open(conf_path, 'rb') as f:
cp = ConfigParser.RawConfigParser()
cp.readfp(StringIO.StringIO('[x]\r\n' + f.read()))
for conf_name, var_name, var_type in [
('rpcuser', 'bitcoind_rpc_username', str),
('rpcpassword', 'bitcoind_rpc_password', str),
('rpcport', 'bitcoind_rpc_port', int),
('port', 'bitcoind_p2p_port', int),
]:
if getattr(args, var_name) is None and cp.has_option('x', conf_name):
setattr(args, var_name, var_type(cp.get('x', conf_name)))
if args.bitcoind_rpc_password is None:
parser.error('''Bitcoin configuration file didn't contain an rpcpassword= line! Add one!''')
if args.bitcoind_rpc_username is None:
args.bitcoind_rpc_username = ''
if args.bitcoind_rpc_port is None:
args.bitcoind_rpc_port = net.PARENT.RPC_PORT
if args.bitcoind_p2p_port is None:
args.bitcoind_p2p_port = net.PARENT.P2P_PORT
if args.p2pool_port is None:
args.p2pool_port = net.P2P_PORT
if args.worker_endpoint is None:
worker_endpoint = '', net.WORKER_PORT
elif ':' not in args.worker_endpoint:
worker_endpoint = '', int(args.worker_endpoint)
else:
addr, port = args.worker_endpoint.rsplit(':', 1)
worker_endpoint = addr, int(port)
if args.address is not None:
try:
args.pubkey_hash = bitcoin_data.address_to_pubkey_hash(args.address, net.PARENT)
except Exception, e:
parser.error('error parsing address: ' + repr(e))