('max_bits', bitcoin_data.FloatingIntegerType()),
('bits', bitcoin_data.FloatingIntegerType()),
('timestamp', pack.IntType(32)),
+ ('absheight', pack.IntType(32)),
+ ('abswork', pack.IntType(128)),
])
share_type = pack.ComposedType([
('share_info', share_info_type),
])
- gentx_before_refhash = pack.VarStrType().pack(DONATION_SCRIPT) + pack.IntType(64).pack(0) + pack.VarStrType().pack('\x28' + pack.IntType(256).pack(0) + pack.IntType(64).pack(0))[:2]
+ gentx_before_refhash = pack.VarStrType().pack(DONATION_SCRIPT) + pack.IntType(64).pack(0) + pack.VarStrType().pack('\x6a\x28' + pack.IntType(256).pack(0) + pack.IntType(64).pack(0))[:3]
@classmethod
def generate_transaction(cls, tracker, share_data, block_target, desired_timestamp, desired_target, ref_merkle_link, desired_other_transaction_hashes_and_fees, net, known_txs=None, last_txout_nonce=0, base_subsidy=None):
pre_target3 = net.MAX_TARGET
else:
attempts_per_second = get_pool_attempts_per_second(tracker, share_data['previous_share_hash'], net.TARGET_LOOKBEHIND, min_work=True, integer=True)
- pre_target = 2**256//(net.SHARE_PERIOD*attempts_per_second) - 1 if attempts_per_second else 2**256-1
+ pre_target = 2**256//(net.NEW_SHARE_PERIOD*attempts_per_second) - 1 if attempts_per_second else 2**256-1
pre_target2 = math.clip(pre_target, (previous_share.max_target*9//10, previous_share.max_target*11//10))
pre_target3 = math.clip(pre_target2, (net.MIN_TARGET, net.MAX_TARGET))
max_bits = bitcoin_data.FloatingInteger.from_target_upper_bound(pre_target3)
- bits = bitcoin_data.FloatingInteger.from_target_upper_bound(math.clip(desired_target, (pre_target3//10, pre_target3)))
+ bits = bitcoin_data.FloatingInteger.from_target_upper_bound(math.clip(desired_target, (pre_target3//30, pre_target3)))
new_transaction_hashes = []
new_transaction_size = 0
weights, total_weight, donation_weight = tracker.get_cumulative_weights(previous_share.share_data['previous_share_hash'] if previous_share is not None else None,
min(height, net.REAL_CHAIN_LENGTH-1),
- 65535*net.SPREAD*bitcoin_data.target_to_average_attempts(block_target),
+ 65535*net.NEW_SPREAD*bitcoin_data.target_to_average_attempts(block_target),
)
assert total_weight == sum(weights.itervalues()) + donation_weight, (total_weight, sum(weights.itervalues()) + donation_weight)
max_bits=max_bits,
bits=bits,
timestamp=math.clip(desired_timestamp, (
- (previous_share.timestamp + net.SHARE_PERIOD) - (net.SHARE_PERIOD - 1), # = previous_share.timestamp + 1
- (previous_share.timestamp + net.SHARE_PERIOD) + (net.SHARE_PERIOD - 1),
+ (previous_share.timestamp + net.NEW_SHARE_PERIOD) - (net.NEW_SHARE_PERIOD - 1), # = previous_share.timestamp + 1
+ (previous_share.timestamp + net.NEW_SHARE_PERIOD) + (net.NEW_SHARE_PERIOD - 1),
)) if previous_share is not None else desired_timestamp,
new_transaction_hashes=new_transaction_hashes,
transaction_hash_refs=transaction_hash_refs,
+ absheight=((previous_share.absheight if previous_share is not None else 0) + 1) % 2**32,
+ abswork=((previous_share.abswork if previous_share is not None else 0) + bitcoin_data.target_to_average_attempts(bits.target)) % 2**128,
)
gentx = dict(
)],
tx_outs=[dict(value=amounts[script], script=script) for script in dests if amounts[script] or script == DONATION_SCRIPT] + [dict(
value=0,
- script='\x28' + cls.get_ref_hash(net, share_info, ref_merkle_link) + pack.IntType(64).pack(last_txout_nonce),
+ script='\x6a\x28' + cls.get_ref_hash(net, share_info, ref_merkle_link) + pack.IntType(64).pack(last_txout_nonce),
)],
lock_time=0,
)
min_header=min_header,
share_info=share_info,
ref_merkle_link=dict(branch=[], index=0),
- last_txout_nonce=last_txout_nonce*2**32,
+ last_txout_nonce=(last_txout_nonce%2**32*2**32)|(last_txout_nonce>>32), # XXX
hash_link=prefix_to_hash_link(bitcoin_data.tx_type.pack(gentx)[:-32-8-4], cls.gentx_before_refhash),
merkle_link=bitcoin_data.calculate_merkle_link([None] + other_transaction_hashes, 0),
))
share_info=share_info,
))), ref_merkle_link))
- __slots__ = 'net peer_addr contents min_header share_info hash_link merkle_link hash share_data max_target target timestamp previous_hash new_script desired_version gentx_hash header pow_hash header_hash new_transaction_hashes time_seen'.split(' ')
+ __slots__ = 'net peer_addr contents min_header share_info hash_link merkle_link hash share_data max_target target timestamp previous_hash new_script desired_version gentx_hash header pow_hash header_hash new_transaction_hashes time_seen absheight abswork'.split(' ')
def __init__(self, net, peer_addr, contents):
self.net = net
self.previous_hash = self.share_data['previous_share_hash']
self.new_script = bitcoin_data.pubkey_hash_to_script2(self.share_data['pubkey_hash'])
self.desired_version = self.share_data['desired_version']
+ self.absheight = self.share_info['absheight']
+ self.abswork = self.share_info['abswork']
n = set()
for share_count, tx_count in self.iter_transaction_hash_refs():
def should_punish_reason(self, previous_block, bits, tracker, known_txs):
if (self.header['previous_block'], self.header['bits']) != (previous_block, bits) and self.header_hash != previous_block and self.peer_addr is not None:
- return True, 'Block-stale detected! %x < %x' % (self.header['previous_block'], previous_block)
+ return True, 'Block-stale detected! height(%x) < height(%x) or %08x != %08x' % (self.header['previous_block'], previous_block, self.header['bits'].bits, bits.bits)
if self.pow_hash <= self.header['bits'].target:
return -1, 'block solution'
other_txs = self._get_other_txs(tracker, known_txs)
if other_txs is None:
- if self.time_seen != 0: # ignore if loaded from ShareStore
- return True, 'not all txs present'
+ pass
else:
all_txs_size = sum(bitcoin_data.tx_type.packed_size(tx) for tx in other_txs)
if all_txs_size > 1000000:
VOTING_VERSION = 11
SUCCESSOR = NewShare
+ absheight = abswork = 0
+
small_block_header_type = pack.ComposedType([
('version', pack.VarIntType()),
('previous_block', pack.PossiblyNoneType(0, pack.IntType(256))),
return '%08x' % (x % 2**32)
class ShareStore(object):
- def __init__(self, prefix, net):
- self.filename = prefix
+ def __init__(self, prefix, net, share_cb, verified_hash_cb):
self.dirname = os.path.dirname(os.path.abspath(prefix))
self.filename = os.path.basename(os.path.abspath(prefix))
self.net = net
- self.known = None # will be filename -> set of share hashes, set of verified hashes
- self.known_desired = None
-
- def get_shares(self):
- if self.known is not None:
- raise AssertionError()
+
known = {}
filenames, next = self.get_filenames_and_next()
for filename in filenames:
pass
elif type_id == 2:
verified_hash = int(data_hex, 16)
- yield 'verified_hash', verified_hash
+ verified_hash_cb(verified_hash)
verified_hashes.add(verified_hash)
elif type_id == 5:
raw_share = share_type.unpack(data_hex.decode('hex'))
if raw_share['type'] in [0, 1, 2, 3, 4, 5, 6, 7, 8]:
continue
share = load_share(raw_share, self.net, None)
- yield 'share', share
+ share_cb(share)
share_hashes.add(share.hash)
else:
raise NotImplementedError("share type %i" % (type_id,))
except Exception:
log.err(None, "HARMLESS error while reading saved shares, continuing where left off:")
- self.known = known
+
+ self.known = known # filename -> (set of share hashes, set of verified hashes)
self.known_desired = dict((k, (set(a), set(b))) for k, (a, b) in known.iteritems())
def _add_line(self, line):
git://git.novaco.in / p2pool.git / blobdiff