def __init__(self, blk_hash, raw_hex):
self.hash = blk_hash
pos = 0
n_version, i = _read_varint(raw_hex[pos:])
pos += i
self.height, i = _read_varint(raw_hex[pos:])
pos += i
self.status, i = _read_varint(raw_hex[pos:])
pos += i
self.n_tx, i = _read_varint(raw_hex[pos:])
pos += i
if self.status & (BLOCK_HAVE_DATA | BLOCK_HAVE_UNDO):
self.file, i = _read_varint(raw_hex[pos:])
pos += i
else:
self.file = -1
if self.status & BLOCK_HAVE_DATA:
self.data_pos, i = _read_varint(raw_hex[pos:])
pos += i
else:
self.data_pos = -1
if self.status & BLOCK_HAVE_UNDO:
self.undo_pos, i = _read_varint(raw_hex[pos:])
pos += i
assert (pos + 80 == len(raw_hex))
self.version, p, m, time, bits, self.nonce = unpack(
"<I32s32sIII", raw_hex[-80:])
self.prev_hash = format_hash(p)
self.merkle_root = format_hash(m)
def parse_from_hex(self, raw_hex):
assert (len(raw_hex) == 80)
self._version = decode_uint32(raw_hex[:4])
self._previous_block_hash = format_hash(raw_hex[4:36])
self._merkle_root = format_hash(raw_hex[36:68])
self._timestamp = decode_uint32(raw_hex[68:72])
self._bits = decode_uint32(raw_hex[72:76])
self._nonce = decode_uint32(raw_hex[76:80])
self._difficulty = self.calc_difficulty(self._bits)
self.hash = format_hash(double_sha256(raw_hex))
print self.__repr__()
return self
def parse_from_hex(self, raw_hex):
assert (len(raw_hex) == 80)
self._version = decode_uint32(raw_hex[:4])
self._previous_block_hash = format_hash(raw_hex[4:36])
self._merkle_root = format_hash(raw_hex[36:68])
self._timestamp = decode_uint32(raw_hex[68:72])
# time_local = decode_uint32(raw_hex[68:72])
# time_local = time.localtime(time_local)
# self._timestamp = time.strftime("%Y-%m-%d %H:%M:%S", time_local)
self._bits = decode_uint32(raw_hex[72:76])
self._nonce = decode_uint32(raw_hex[76:80])
self._difficulty = self.calc_difficulty(self._bits)
self.hash = format_hash(double_sha256(raw_hex))
# print(self.__repr__())
return self
async def stats():
""" .stats - Returns all network stats """
data = daemon.getlastblockheader()
hashrate = format_hash(float(data["block_header"]["difficulty"]) / 120)
data = daemon.getlastblockheader()
height = int(data["block_header"]["height"])
deposits = int(data["block_header"]["deposits"]) / 1000000
supply = get_supply()
data = daemon.getlastblockheader()
difficulty = float(data["block_header"]["difficulty"])
stats_embed = discord.Embed(title="Conceal",
url="https://github.com/TheCircleFoundation/",
description="Complete Network Stats",
color=0x7F7FFF)
stats_embed.set_thumbnail(url=config['logo_url'])
hashFromPools = 0
allPools = session2.query(pool).all()
totalPools = len(allPools)
for poolNumber in range(0, totalPools):
poolHash = allPools[poolNumber].hashrate
hashFromPools = hashFromPools + poolHash
stats_embed.add_field(name="Hashrate (from Pools)",
value="{}KH/s".format(hashFromPools / 1000))
stats_embed.add_field(name="Hashrate (from Difficulty)",
value="{}/s".format(hashrate))
stats_embed.add_field(name="Height", value="{:,}".format(height))
stats_embed.add_field(name="Difficulty",
value="{0:,.0f}".format(difficulty))
stats_embed.add_field(name="Circulating Supply",
value="{:0,.2f} CCX".format(supply))
stats_embed.add_field(name="Deposits", value="{:0,.2f}".format(deposits))
stats_embed.set_footer(
text="Powered by the Conceal Discord bot. Message @katz for any issues."
)
await client.say(embed=stats_embed)
def hash(self):
"""Returns the transaction's id. Equivalent to the hash for non SegWit transactions,
it differs from it for SegWit ones. """
if self._hash is None:
self._hash = format_hash(double_sha256(self.hex))
return self._hash
def submit(self, header, worker_name):
# Drop unused padding
header = header[:160]
# 1. Check if blockheader meets requested difficulty
header_bin = binascii.unhexlify(header[:160])
rev = ''.join([ header_bin[i*4:i*4+4][::-1] for i in range(0, 20) ])
hash_bin = utils.doublesha(rev)
block_hash = ''.join([ hash_bin[i*4:i*4+4][::-1] for i in range(0, 8) ])
#log.info('!!! %s' % header[:160])
log.info("Submitting %s" % utils.format_hash(binascii.hexlify(block_hash)))
if utils.uint256_from_str(hash_bin) > self.target:
log.debug("Share is below expected target")
return True
# 2. Lookup for job and extranonce used for creating given block header
try:
(job, extranonce2) = self.get_job_from_header(header)
except KeyError:
log.info("Job not found")
return False
# 3. Format extranonce2 to hex string
extranonce2_hex = binascii.hexlify(self.extranonce2_padding(extranonce2))
# 4. Parse ntime and nonce from header
ntimepos = 17*8 # 17th integer in datastring
noncepos = 19*8 # 19th integer in datastring
ntime = header[ntimepos:ntimepos+8]
nonce = header[noncepos:noncepos+8]
# 5. Submit share to the pool
return self.f.rpc('mining.submit', [worker_name, job.job_id, extranonce2_hex, ntime, nonce])
def parse_from_hex(self, raw_hex):
offset = 4
self._version = decode_uint32(raw_hex[:4])
input_cnt, varint_size = decode_varint(raw_hex[offset:])
self.input_cnt = input_cnt
offset += varint_size
self._inputs = []
for i in range(input_cnt):
tx_input = TransactionInput().parse_from_hex(raw_hex[offset:])
print tx_input.__repr__()
offset += tx_input.size
self._inputs.append(input)
output_cnt, varint_size = decode_varint(raw_hex[offset:])
offset += varint_size
self.output_cnt = output_cnt
self._outputs = []
for i in range(output_cnt):
tx_output = TransactionOutput().parse_from_hex(raw_hex[offset:])
print tx_output.__repr__()
offset += tx_output.size
self._outputs.append(tx_output)
self.size = offset + 4
self.hash = format_hash(double_sha256(raw_hex[:self.size]))
return self
def submit(self, header, worker_name):
# Drop unused padding
header = header[:80]
# 1. Check if blockheader meets requested difficulty
hash_bin = utils.gen_hash(header)
block_hash = hash_bin
log.info("Submitting %s" % utils.format_hash(binascii.hexlify(block_hash)))
#if utils.uint256_from_str(hash_bin) > self.target:
# log.debug("Share does not meet expected target")
# return True
# 2. Lookup for job and extranonce used for creating given block header
try:
(job, extranonce2) = self.get_job_from_header(header)
except KeyError:
log.info("Job not found")
return False
# 3. Format extranonce2 to hex string
extranonce2_hex = binascii.hexlify(self.extranonce2_padding(extranonce2))
# 4. Parse ntime and nonce from header
ntimepos = 5*8 # 4th integer in datastring
noncepos = 4*8 # 5th integer in datastring
ntime = binascii.hexlify(header[ntimepos:ntimepos+8])
nonce = binascii.hexlify(header[noncepos:noncepos+8])
# 5. Submit share to the pool
return self.f.rpc('mining.submit', [worker_name, job.job_id, extranonce2_hex, ntime, nonce])
def submit(self, newjob, nonce, worker_name):
#job_id = newjob['library_number']
#merkle = newjob['solutions']
ntime = newjob['timestamp']
merkle = ''.join('{:02x}'.format(x) for x in newjob['merkle tree root'])
# 2. Lookup for job and extranonce used for creating given block header
try:
(job, extranonce2) = self.get_job_from_merkle(merkle)
except KeyError:
log.info("Job not found from merkle")
return False
### GET HEADER
header = job.serialize_header(merkle, ntime, nonce)
#print(header[:160])
### BELOW IS LIKE SUBMIT(header, worker_name)
# Drop unused padding
header = header[:160]
# 1. Check if blockheader meets requested difficulty
header_bin = binascii.unhexlify(header[:160])
rev = ''.join([ header_bin[i*4:i*4+4][::-1] for i in range(0, 20) ])
hash_bin = utils.doublesha(rev)
block_hash = ''.join([ hash_bin[i*4:i*4+4][::-1] for i in range(0, 8) ])
if utils.uint256_from_str(hash_bin) > self.target:
log.debug("Share is below expected target")
return True
else:
#log.info('!!! %s' % header[:160])
log.info("Submitting %s" % utils.format_hash(binascii.hexlify(block_hash)))
# 2. Lookup for job and extranonce used for creating given block header
try:
(job, extranonce2) = self.get_job_from_header(header)
except KeyError:
log.info("Job not found from header")
return False
# 3. Format extranonce2 to hex string
extranonce2_hex = binascii.hexlify(self.extranonce2_padding(extranonce2))
# 4. Parse ntime and nonce from header
ntimepos = 17*8 # 17th integer in datastring
noncepos = 19*8 # 19th integer in datastring
ntime = header[ntimepos:ntimepos+8]
nonce = header[noncepos:noncepos+8]
# 5. Submit share to the pool
#print(worker_name, job.job_id, extranonce2_hex, ntime, nonce)
return self.f.rpc('mining.submit', [worker_name, job.job_id, extranonce2_hex, ntime, nonce])
def parse_from_hex(self, raw_hex):
script_length, varint_length = decode_varint(raw_hex[36:])
script_start = 36 + varint_length
self.size = script_start + script_length + 4
real_hex = raw_hex[:self.size]
self._previous_transaction_hash = format_hash(real_hex[:32])
self._previous_transaction_index = decode_uint32(real_hex[32:36])
self._script = Script(real_hex[script_start:(script_start +
script_length)])
self._sequence_number = decode_uint32(real_hex[(self.size -
4):self.size])
return self
def hash(self):
"""Returns the transaction's hash"""
if self._hash is None:
# segwit transactions have two transaction ids/hashes, txid and wtxid
# txid is a hash of all of the legacy transaction fields only
if self.is_segwit:
txid = self.hex[:4] + self.hex[
6:self._offset_before_tx_witnesses] + self.hex[-4:]
else:
txid = self.hex
self._hash = format_hash(double_sha256(txid))
return self._hash
def txid(self):
"""Returns the transaction's id. Equivalent to the hash for non SegWit transactions,
it differs from it for SegWit ones. """
if self._txid is None:
# segwit transactions have two transaction ids/hashes, txid and wtxid
# txid is a hash of all of the legacy transaction fields only
if self.is_segwit:
txid_data = self.hex[:4] + self.hex[
6:self._offset_before_tx_witnesses] + self.hex[-4:]
else:
txid_data = self.hex
self._txid = format_hash(double_sha256(txid_data))
return self._txid
def __getBlockIndexes(self, index):
"""There is no method of leveldb to close the db (and release the lock).
This creates problem during concurrent operations.
This function also provides caching of indexes.
"""
if self.indexPath != index:
db = plyvel.DB(index, compression=None)
self.blockIndexes = [
DBBlockIndex(format_hash(k[1:]), v) for k, v in db.iterator()
if k[0] == ord('b')
]
db.close()
self.blockIndexes.sort(key=lambda x: x.height)
self.indexPath = index
return self.blockIndexes
def submit(self, header, worker_name):
# Drop unused padding
header = header[:80]
# 1. Check if blockheader meets requested difficulty
hash_bin = utils.gen_hash(header)
block_hash = hash_bin
log.info("Submitting %s" %
utils.format_hash(binascii.hexlify(block_hash)))
#if utils.uint256_from_str(hash_bin) > self.target:
# log.debug("Share does not meet expected target")
# return True
# 2. Lookup for job and extranonce used for creating given block header
try:
(job, extranonce2) = self.get_job_from_header(header)
except KeyError:
log.info("Job not found")
return False
# 3. Format extranonce2 to hex string
extranonce2_hex = binascii.hexlify(
self.extranonce2_padding(extranonce2))
# 4. Parse ntime and nonce from header
ntimepos = 5 * 8 # 4th integer in datastring
noncepos = 4 * 8 # 5th integer in datastring
ntime = binascii.hexlify(header[ntimepos:ntimepos + 8])
nonce = binascii.hexlify(header[noncepos:noncepos + 8])
# 5. Submit share to the pool
return self.f.rpc(
'mining.submit',
[worker_name, job.job_id, extranonce2_hex, ntime, nonce])
def hash(self):
"""Returns the block's hash (double sha256 of its 80 bytes header"""
if self._hash is None:
self._hash = format_hash(double_sha256(self.hex[:80]))
return self._hash
def transaction_hash(self):
"""Returns the hash of the transaction containing the output
redeemed by this input"""
if self._transaction_hash is None:
self._transaction_hash = format_hash(self.hex[:32])
return self._transaction_hash
def handle_event(self, method, params, connection_ref):
'''Handle RPC calls and notifications from the pool'''
# Yay, we received something from the pool,
# let's restart the timeout.
self.reset_timeout()
if method == 'mining.notify':
'''Proxy just received information about new mining job'''
(job_id, prevhash, coinb1, coinb2, merkle_branch, version, nbits, ntime, clean_jobs) = params[:9]
#print len(str(params)), len(merkle_branch)
'''
log.debug("Received new job #%s" % job_id)
log.debug("prevhash = %s" % prevhash)
log.debug("version = %s" % version)
log.debug("nbits = %s" % nbits)
log.debug("ntime = %s" % ntime)
log.debug("clean_jobs = %s" % clean_jobs)
log.debug("coinb1 = %s" % coinb1)
log.debug("coinb2 = %s" % coinb2)
log.debug("merkle_branch = %s" % merkle_branch)
'''
# Broadcast to Stratum clients
stratum_listener.MiningSubscription.on_template(
job_id, prevhash, coinb1, coinb2, merkle_branch, version, nbits, ntime, clean_jobs)
# Broadcast to getwork clients
job = Job.build_from_broadcast(job_id, prevhash, coinb1, coinb2, merkle_branch, version, nbits, ntime)
log.info("New job %s for prevhash %s, clean_jobs=%s" % \
(job.job_id, utils.format_hash(job.prevhash), clean_jobs))
self.job_registry.add_template(job, clean_jobs)
elif method == 'mining.set_difficulty':
difficulty = params[0]
log.info("Setting new difficulty: %s" % difficulty)
stratum_listener.DifficultySubscription.on_new_difficulty(difficulty)
self.job_registry.set_difficulty(difficulty)
elif method == 'client.reconnect':
(hostname, port, wait) = params[:3]
new = list(self.job_registry.f.main_host[::])
if hostname: new[0] = hostname
if port: new[1] = port
log.info("Server asked us to reconnect to %s:%d" % tuple(new))
self.job_registry.f.reconnect(new[0], new[1], wait)
elif method == 'client.add_peers':
'''New peers which can be used on connection failure'''
return False
'''
peerlist = params[0] # TODO
for peer in peerlist:
self.job_registry.f.add_peer(peer)
return True
'''
elif method == 'client.get_version':
return "stratum-proxy/%s" % _version.VERSION
elif method == 'client.show_message':
# Displays message from the server to the terminal
utils.show_message(params[0])
return True
elif method == 'mining.get_hashrate':
return {} # TODO
elif method == 'mining.get_temperature':
return {} # TODO
else:
'''Pool just asked us for something which we don't support...'''
log.error("Unhandled method %s with params %s" % (method, params))
async def hashrate():
""" Returns network hashrate """
data = daemon.getlastblockheader()
hashrate = format_hash(float(data["block_header"]["difficulty"]) / 30)
await client.say("The current global hashrate is **{}/s**".format(hashrate)
)
def handle_event(self, method, params, connection_ref):
'''Handle RPC calls and notifications from the pool'''
# Yay, we received something from the pool,
# let's restart the timeout.
self.reset_timeout()
if method == 'mining.notify':
'''Proxy just received information about new mining job'''
(job_id, prevhash, coinb1, coinb2, merkle_branch, version, nbits,
ntime, clean_jobs) = params[:9]
#print len(str(params)), len(merkle_branch)
'''
log.debug("Received new job #%s" % job_id)
log.debug("prevhash = %s" % prevhash)
log.debug("version = %s" % version)
log.debug("nbits = %s" % nbits)
log.debug("ntime = %s" % ntime)
log.debug("clean_jobs = %s" % clean_jobs)
log.debug("coinb1 = %s" % coinb1)
log.debug("coinb2 = %s" % coinb2)
log.debug("merkle_branch = %s" % merkle_branch)
'''
# Broadcast to Stratum clients
stratum_listener.MiningSubscription.on_template(
job_id, prevhash, coinb1, coinb2, merkle_branch, version,
nbits, ntime, clean_jobs)
# Broadcast to getwork clients
job = Job.build_from_broadcast(job_id, prevhash, coinb1, coinb2,
merkle_branch, version, nbits,
ntime)
log.info("New job %s for prevhash %s, clean_jobs=%s" % \
(job.job_id, utils.format_hash(job.prevhash), clean_jobs))
self.job_registry.add_template(job, clean_jobs)
elif method == 'mining.set_difficulty':
difficulty = params[0]
log.info("Setting new difficulty: %s" % difficulty)
stratum_listener.DifficultySubscription.on_new_difficulty(
difficulty)
self.job_registry.set_difficulty(difficulty)
elif method == 'client.reconnect':
(hostname, port, wait) = params[:3]
new = list(self.job_registry.f.main_host[::])
if hostname: new[0] = hostname
if port: new[1] = port
log.info("Server asked us to reconnect to %s:%d" % tuple(new))
self.job_registry.f.reconnect(new[0], new[1], wait)
elif method == 'client.add_peers':
'''New peers which can be used on connection failure'''
return False
'''
peerlist = params[0] # TODO
for peer in peerlist:
self.job_registry.f.add_peer(peer)
return True
'''
elif method == 'client.get_version':
return "stratum-proxy/%s" % _version.VERSION
elif method == 'client.show_message':
# Displays message from the server to the terminal
utils.show_message(params[0])
return True
elif method == 'mining.get_hashrate':
return {} # TODO
elif method == 'mining.get_temperature':
return {} # TODO
else:
'''Pool just asked us for something which we don't support...'''
log.error("Unhandled method %s with params %s" % (method, params))
def submit(self, newjob, nonce, worker_name):
#job_id = newjob['library_number']
#merkle = newjob['solutions']
ntime = newjob['timestamp']
merkle = ''.join('{:02x}'.format(x)
for x in newjob['merkle tree root'])
# 2. Lookup for job and extranonce used for creating given block header
try:
(job, extranonce2) = self.get_job_from_merkle(merkle)
except KeyError:
log.info("Job not found from merkle")
return False
### GET HEADER
header = job.serialize_header(merkle, ntime, nonce)
#print(header[:160])
### BELOW IS LIKE SUBMIT(header, worker_name)
# Drop unused padding
header = header[:160]
# 1. Check if blockheader meets requested difficulty
header_bin = binascii.unhexlify(header[:160])
rev = ''.join(
[header_bin[i * 4:i * 4 + 4][::-1] for i in range(0, 20)])
hash_bin = utils.doublesha(rev)
block_hash = ''.join(
[hash_bin[i * 4:i * 4 + 4][::-1] for i in range(0, 8)])
if utils.uint256_from_str(hash_bin) > self.target:
log.debug("Share is below expected target")
return True
else:
#log.info('!!! %s' % header[:160])
log.info("Submitting %s" %
utils.format_hash(binascii.hexlify(block_hash)))
# 2. Lookup for job and extranonce used for creating given block header
try:
(job, extranonce2) = self.get_job_from_header(header)
except KeyError:
log.info("Job not found from header")
return False
# 3. Format extranonce2 to hex string
extranonce2_hex = binascii.hexlify(
self.extranonce2_padding(extranonce2))
# 4. Parse ntime and nonce from header
ntimepos = 17 * 8 # 17th integer in datastring
noncepos = 19 * 8 # 19th integer in datastring
ntime = header[ntimepos:ntimepos + 8]
nonce = header[noncepos:noncepos + 8]
# 5. Submit share to the pool
#print(worker_name, job.job_id, extranonce2_hex, ntime, nonce)
return self.f.rpc(
'mining.submit',
[worker_name, job.job_id, extranonce2_hex, ntime, nonce])
def handle_event(self, method, params, connection_ref):
"""Handle RPC calls and notifications from the pool"""
log.warn("@@ %s @@" % method)
# Yay, we received something from the pool,
# let's restart the timeout.
self.reset_timeout()
if method == "mining.notify":
"""Proxy just received information about new mining job"""
(job_id, prevhash, coinb1, coinb2, merkle_branch, version, nbits, ntime, clean_jobs) = params[:9]
# print len(str(params)), len(merkle_branch)
if clean_jobs:
log.warn("--Clean Jobs!--")
rpc_tx = {"method": "clean_job", "params": [], "id": "cj"}
for c in ws_svr:
print "ws_svr"
print c
c.sendMessage(json.dumps(rpc_tx))
"""
log.debug("Received new job #%s" % job_id)
log.debug("prevhash = %s" % prevhash)
log.debug("version = %s" % version)
log.debug("nbits = %s" % nbits)
log.debug("ntime = %s" % ntime)
log.debug("clean_jobs = %s" % clean_jobs)
log.debug("coinb1 = %s" % coinb1)
log.debug("coinb2 = %s" % coinb2)
log.debug("merkle_branch = %s" % merkle_branch)
"""
# Broadcast to Stratum clients
stratum_listener.MiningSubscription.on_template(
job_id, prevhash, coinb1, coinb2, merkle_branch, version, nbits, ntime, clean_jobs
)
# Broadcast to getwork clients
job = Job.build_from_broadcast(job_id, prevhash, coinb1, coinb2, merkle_branch, version, nbits, ntime)
log.info(
"New job %s for prevhash %s, clean_jobs=%s" % (job.job_id, utils.format_hash(job.prevhash), clean_jobs)
)
self.job_registry.add_template(job, clean_jobs)
elif method == "mining.set_difficulty":
difficulty = params[0]
log.info("Setting new difficulty: %s" % difficulty)
stratum_listener.DifficultySubscription.on_new_difficulty(difficulty)
self.job_registry.set_difficulty(difficulty)
elif method == "client.reconnect":
(hostname, port, wait) = params[:3]
new = list(self.job_registry.f.main_host[::])
if hostname:
new[0] = hostname
if port:
new[1] = port
log.info("Server asked us to reconnect to %s:%d" % tuple(new))
self.job_registry.f.reconnect(new[0], new[1], wait)
elif method == "client.add_peers":
"""New peers which can be used on connection failure"""
return False
"""
peerlist = params[0] # TODO
for peer in peerlist:
self.job_registry.f.add_peer(peer)
return True
"""
elif method == "client.get_version":
return "stratum-proxy/%s" % _version.VERSION
elif method == "client.show_message":
# Displays message from the server to the terminal
utils.show_message(params[0])
return True
elif method == "mining.get_hashrate":
return {} # TODO
elif method == "mining.get_temperature":
return {} # TODO
else:
"""Pool just asked us for something which we don't support..."""
log.error("Unhandled method %s with params %s" % (method, params))
def merkle_root(self):
"""Returns the block's merkle root"""
if self._merkle_root is None:
self._merkle_root = format_hash(self.hex[36:68])
return self._merkle_root
def previous_block_hash(self):
"""Return the hash of the previous block"""
if self._previous_block_hash is None:
self._previous_block_hash = format_hash(self.hex[4:36])
return self._previous_block_hash