def submit_share(self, job_id, worker_name, session, extranonce1_bin, extranonce2, ntime, nonce,
                     difficulty):
        '''Check parameters and finalize block template. If it leads
           to valid block candidate, asynchronously submits the block
           back to the bitcoin network.
        
            - extranonce1_bin is binary. No checks performed, it should be from session data
            - job_id, extranonce2, ntime, nonce - in hex form sent by the client
            - difficulty - decimal number from session, again no checks performed
            - submitblock_callback - reference to method which receive result of submitblock()
        '''
        
        # Check if extranonce2 looks correctly. extranonce2 is in hex form...
        if len(extranonce2) != self.extranonce2_size * 2:
            raise SubmitException("Incorrect size of extranonce2. Expected %d chars" % (self.extranonce2_size*2))
        
        # Check for job
        job = self.get_job(job_id)
        if job == None:
            raise SubmitException("Job '%s' not found" % job_id)
                
        # Check if ntime looks correct
        if len(ntime) != 8:
            raise SubmitException("Incorrect size of ntime. Expected 8 chars")

        if not job.check_ntime(int(ntime, 16)):
            raise SubmitException("Ntime out of range")
        
        # Check nonce        
        if len(nonce) != 8:
            raise SubmitException("Incorrect size of nonce. Expected 8 chars")
        
        # Check for duplicated submit
        if not job.register_submit(extranonce1_bin, extranonce2, ntime, nonce):
            log.info("Duplicate from %s, (%s %s %s %s)" % \
                    (worker_name, binascii.hexlify(extranonce1_bin), extranonce2, ntime, nonce))
            raise SubmitException("Duplicate share")
        
        # Now let's do the hard work!
        # ---------------------------
        
        # 0. Some sugar
        extranonce2_bin = binascii.unhexlify(extranonce2)
        ntime_bin = binascii.unhexlify(ntime)
        nonce_bin = binascii.unhexlify(nonce)
                
        # 1. Build coinbase
        coinbase_bin = job.serialize_coinbase(extranonce1_bin, extranonce2_bin)
        if settings.COINDAEMON_ALGO == 'max' or settings.COINDAEMON_ALGO == 'blake':
             coinbase_hash = sha256(coinbase_bin).digest()
        else:
             coinbase_hash = util.doublesha(coinbase_bin)
        
        # 2. Calculate merkle root
        merkle_root_bin = job.merkletree.withFirst(coinbase_hash)
        merkle_root_int = util.uint256_from_str(merkle_root_bin)
                
        # 3. Serialize header with given merkle, ntime and nonce
        header_bin = job.serialize_header(merkle_root_int, ntime_bin, nonce_bin)
    
        # 4. Reverse header and compare it with target of the user
        if settings.COINDAEMON_ALGO == 'scrypt':
            hash_bin = ltc_scrypt.getPoWHash(''.join([ header_bin[i*4:i*4+4][::-1] for i in range(0, 20) ]))
        elif settings.COINDAEMON_ALGO  == 'scrypt-jane':
            hash_bin = yac_scrypt.getPoWHash(''.join([ header_bin[i*4:i*4+4][::-1] for i in range(0, 20) ]), int(ntime, 16))
        elif settings.COINDAEMON_ALGO == 'quark':
            hash_bin = quark_hash.getPoWHash(''.join([ header_bin[i*4:i*4+4][::-1] for i in range(0, 20) ]))
        elif settings.COINDAEMON_ALGO == 'max':
            hash_bin = max_hash.getPoWHash(''.join([ header_bin[i*4:i*4+4][::-1] for i in range(0, 20) ]))
            hash_bin = sha3_256(''.join([ header_bin[i*4:i*4+4][::-1] for i in range(0, 20) ])).digest()[0:33]
        elif settings.COINDAEMON_ALGO == 'blake':
             hash_bin = blake_hash.getPoWHash80(''.join([ header_bin[i*4:i*4+4][::-1] for i in range(0, 20) ]))#.digest()[0:33]
	elif settings.COINDAEMON_ALGO == 'skeinhash':
            hash_bin = skeinhash.skeinhash(''.join([ header_bin[i*4:i*4+4][::-1] for i in range(0, 20) ]))
        elif settings.COINDAEMON_ALGO == 'keccak':
          s = sha3.sha3_256()
          ntime1 = str(int(ntime, 16))
          s.update(''.join([ header_bin[i*4:i*4+4][::-1] for i in range(0, 20) ]) + ntime1)
          hash_bin = s.hexdigest()
	else:
            hash_bin = util.doublesha(''.join([ header_bin[i*4:i*4+4][::-1] for i in range(0, 20) ]))

        hash_int = util.uint256_from_str(hash_bin)
        scrypt_hash_hex = "%064x" % hash_int
        header_hex = binascii.hexlify(header_bin)
        if settings.COINDAEMON_ALGO == 'scrypt' or settings.COINDAEMON_ALGO == 'scrypt-jane':
            header_hex = header_hex+"000000800000000000000000000000000000000000000000000000000000000000000000000000000000000080020000"
        elif settings.COINDAEMON_ALGO == 'quark':
            header_hex = header_hex+"000000800000000000000000000000000000000000000000000000000000000000000000000000000000000080020000"
        #elif settings.COINDAEMON_ALGO == 'max':
            #header_hex = header_hex+"000000800000000000000000000000000000000000000000000000000000000000000000000000000000000080020000"
        else: pass
                 
        #target_user = self.diff_to_target(difficulty)

        target_user = self.diff_to_target(difficulty)
        #print(self.diff_to_target(target_user))

        if hash_int > target_user:
            raise SubmitException("Share is above target. Hash: %s", scrypt_hash_hex)

        # Mostly for debugging purposes
        target_info = self.diff_to_target(100000)
        if hash_int <= target_info:
            log.info("Yay, share with diff above 100000")

        # Algebra tells us the diff_to_target is the same as hash_to_diff
        share_diff = int(self.diff_to_target(hash_int))

        # 5. Compare hash with target of the network
        if hash_int <= job.target:
            # Yay! It is block candidate! 
            log.info("We found a block candidate! %s" % scrypt_hash_hex)

            # Reverse the header and get the potential block hash (for scrypt only) 
            if settings.COINDAEMON_ALGO == 'max':
                block_hash_bin =                 sha3_256(''.join([ header_bin[i*4:i*4+4][::-1] for i in range(0, 20) ])).digest()[0:33]
                block_hash_bin = sha3_256(''.join([ header_bin[i*4:i*4+4][::-1] for i in range(0, 20) ]) + str(int(ntime, 16))).hexdigest()
            elif settings.COINDAEMON_ALGO == 'blake':
            	 block_hash_bin = blake_hash.getPoWHash80(''.join([ header_bin[i*4:i*4+4][::-1] for i in range(0, 20) ])) #.digest()[0:33] #''.join([ header_bin[i*4:i*4+4][::-1] for i in range(0, 20) ]) + str(int(ntime, 16))).hexdigest()
            elif settings.COINDAEMON_ALGO == 'keccak':
                s = sha3.SHA3256()
                ntime1 = str(int(ntime, 16))
                s.update(''.join([ header_bin[i*4:i*4+4][::-1] for i in range(0, 20) ]) + ntime1)
	    else:
	        block_hash_bin = util.doublesha(''.join([ header_bin[i*4:i*4+4][::-1] for i in range(0, 20) ]))

            block_hash_hex = block_hash_bin[::-1].encode('hex_codec')
            if settings.COINDAEMON_ALGO != 'max':
            	block_hash_hex = hash_bin[::-1].encode('hex_codec')

            # 6. Finalize and serialize block object 
            job.finalize(merkle_root_int, extranonce1_bin, extranonce2_bin, int(ntime, 16), int(nonce, 16))
            
            if not job.is_valid():
                # Should not happen
                log.exception("FINAL JOB VALIDATION FAILED!(Try enabling/disabling tx messages)")
                            
            # 7. Submit block to the network
            serialized = binascii.hexlify(job.serialize())
            on_submit = self.bitcoin_rpc.submitblock(serialized, block_hash_hex, scrypt_hash_hex)
            if on_submit:
                self.update_block()

            if settings.SOLUTION_BLOCK_HASH:
                return (header_hex, block_hash_hex, share_diff, on_submit)
            else:
                return (header_hex, scrypt_hash_hex, share_diff, on_submit)
        
        if settings.SOLUTION_BLOCK_HASH:
        # Reverse the header and get the potential block hash (for scrypt only) only do this if we want to send in the block hash to the shares table
           if settings.COINDAEMON_ALGO == 'keccak':
               s = sha3.sha3_256()
               ntime1 = str(int(ntime, 16))
               s.update(''.join([ header_bin[i*4:i*4+4][::-1] for i in range(0, 20) ]) + ntime1)
               block_hash_bin = s.hexdigest()
           else: 
           	block_hash_bin = util.doublesha(''.join([ header_bin[i*4:i*4+4][::-1] for i in range(0, 20) ]))
           block_hash_hex = block_hash_bin[::-1].encode('hex_codec')
           return (header_hex, block_hash_hex, share_diff, None)
        else:
            return (header_hex, scrypt_hash_hex, share_diff, None)
Ejemplo n.º 2
0
import max_hash
import weakref
import binascii
import StringIO

from binascii import unhexlify, hexlify

teststart = '700000005d385ba114d079970b29a9418fd0549e7d68a95c7f168621a314201000000000578586d149fd07b22f3a8a347c516de7052f034d2b76ff68e0d6ecff9b77a45489e3fd511732011df0731000';
#testbin = unhexlify(teststart)
testbin=teststart
hash_bin = max_hash.getPoWHash(testbin)
print hexlify(hash_bin)
Ejemplo n.º 3
0
    def submit_share(self, job_id, worker_name, session, extranonce1_bin,
                     extranonce2, ntime, nonce, difficulty):
        '''Check parameters and finalize block template. If it leads
           to valid block candidate, asynchronously submits the block
           back to the bitcoin network.
        
            - extranonce1_bin is binary. No checks performed, it should be from session data
            - job_id, extranonce2, ntime, nonce - in hex form sent by the client
            - difficulty - decimal number from session, again no checks performed
            - submitblock_callback - reference to method which receive result of submitblock()
        '''

        # Check if extranonce2 looks correctly. extranonce2 is in hex form...
        if len(extranonce2) != self.extranonce2_size * 2:
            raise SubmitException(
                "Incorrect size of extranonce2. Expected %d chars" %
                (self.extranonce2_size * 2))

        # Check for job
        job = self.get_job(job_id)
        if job == None:
            raise SubmitException("Job '%s' not found" % job_id)

        # Check if ntime looks correct
        if len(ntime) != 8:
            raise SubmitException("Incorrect size of ntime. Expected 8 chars")

        if not job.check_ntime(int(ntime, 16)):
            raise SubmitException("Ntime out of range")

        # Check nonce
        if len(nonce) != 8:
            raise SubmitException("Incorrect size of nonce. Expected 8 chars")

        # Check for duplicated submit
        if not job.register_submit(extranonce1_bin, extranonce2, ntime, nonce):
            log.info("Duplicate from %s, (%s %s %s %s)" % \
                    (worker_name, binascii.hexlify(extranonce1_bin), extranonce2, ntime, nonce))
            raise SubmitException("Duplicate share")

        # Now let's do the hard work!
        # ---------------------------

        # 0. Some sugar
        extranonce2_bin = binascii.unhexlify(extranonce2)
        ntime_bin = binascii.unhexlify(ntime)
        nonce_bin = binascii.unhexlify(nonce)

        # 1. Build coinbase
        coinbase_bin = job.serialize_coinbase(extranonce1_bin, extranonce2_bin)
        coinbase_hash = util.doublesha(coinbase_bin)

        # 2. Calculate merkle root
        merkle_root_bin = job.merkletree.withFirst(coinbase_hash)
        merkle_root_int = util.uint256_from_str(merkle_root_bin)

        # 3. Serialize header with given merkle, ntime and nonce
        header_bin = job.serialize_header(merkle_root_int, ntime_bin,
                                          nonce_bin)

        # 4. Reverse header and compare it with target of the user
        if settings.COINDAEMON_ALGO == 'scrypt':
            hash_bin = ltc_scrypt.getPoWHash(''.join(
                [header_bin[i * 4:i * 4 + 4][::-1] for i in range(0, 20)]))
        elif settings.COINDAEMON_ALGO == 'scrypt-jane':
            hash_bin = yac_scrypt.getPoWHash(
                ''.join(
                    [header_bin[i * 4:i * 4 + 4][::-1] for i in range(0, 20)]),
                int(ntime, 16))
        elif settings.COINDAEMON_ALGO == 'quark':
            hash_bin = quark_hash.getPoWHash(''.join(
                [header_bin[i * 4:i * 4 + 4][::-1] for i in range(0, 20)]))
        elif settings.COINDAEMON_ALGO == 'max':
            hash_bin = max_hash.getPoWHash(''.join(
                [header_bin[i * 4:i * 4 + 4][::-1] for i in range(0, 20)]))
            hash_bin = sha3_256(''.join([
                header_bin[i * 4:i * 4 + 4][::-1] for i in range(0, 20)
            ])).digest()[0:33]
        elif settings.COINDAEMON_ALGO == 'skeinhash':
            hash_bin = skeinhash.skeinhash(''.join(
                [header_bin[i * 4:i * 4 + 4][::-1] for i in range(0, 20)]))
        elif settings.COINDAEMON_ALGO == 'keccak':
            s = sha3.sha3_256()
            ntime1 = str(int(ntime, 16))
            s.update(''.join(
                [header_bin[i * 4:i * 4 + 4][::-1]
                 for i in range(0, 20)]) + ntime1)
            #hash_bin_temp = s.hexdigest()
            #s = sha3.sha3_256()
            #s.update(hash_bin_temp)
            hash_bin = s.hexdigest()
        else:
            hash_bin = util.doublesha(''.join(
                [header_bin[i * 4:i * 4 + 4][::-1] for i in range(0, 20)]))

        hash_int = util.uint256_from_str(hash_bin)
        scrypt_hash_hex = "%064x" % hash_int
        header_hex = binascii.hexlify(header_bin)
        if settings.COINDAEMON_ALGO == 'scrypt' or settings.COINDAEMON_ALGO == 'scrypt-jane':
            header_hex = header_hex + "000000800000000000000000000000000000000000000000000000000000000000000000000000000000000080020000"
        elif settings.COINDAEMON_ALGO == 'quark':
            header_hex = header_hex + "000000800000000000000000000000000000000000000000000000000000000000000000000000000000000080020000"
        #elif settings.COINDAEMON_ALGO == 'max':
        #header_hex = header_hex+"000000800000000000000000000000000000000000000000000000000000000000000000000000000000000080020000"
        else:
            pass

        target_user = self.diff_to_target(difficulty)
        if hash_int > target_user:
            raise SubmitException("Share is above target. Hash: %s",
                                  scrypt_hash_hex)

        # Mostly for debugging purposes
        target_info = self.diff_to_target(100000)
        if hash_int <= target_info:
            log.info("Yay, share with diff above 100000")

        # Algebra tells us the diff_to_target is the same as hash_to_diff
        share_diff = int(self.diff_to_target(hash_int))

        # 5. Compare hash with target of the network
        if hash_int <= job.target:
            # Yay! It is block candidate!
            log.info("We found a block candidate! %s" % scrypt_hash_hex)

            # Reverse the header and get the potential block hash (for scrypt only)
            #if settings.COINDAEMON_ALGO == 'scrypt' or settings.COINDAEMON_ALGO == 'sha256d':
            #   if settings.COINDAEMON_Reward == 'POW':
            if settings.COINDAEMON_ALGO == 'max':
                block_hash_bin = sha3_256(''.join(
                    [header_bin[i * 4:i * 4 + 4][::-1]
                     for i in range(0, 20)]) +
                                          str(int(ntime, 16))).hexdigest()
            else:
                block_hash_bin = util.doublesha(''.join(
                    [header_bin[i * 4:i * 4 + 4][::-1] for i in range(0, 20)]))
            if settings.COINDAEMON_ALGO == 'keccak':
                s = sha3.SHA3256()
                ntime1 = str(int(ntime, 16))
                s.update(''.join(
                    [header_bin[i * 4:i * 4 + 4][::-1]
                     for i in range(0, 20)]) + ntime1)
                #hash_bin_temp = s.hexdigest()
                #s = sha3.SHA3256()
                #s.update(hash_bin_temp)
                block_hash_bin = s.hexdigest()
            else:
                block_hash_bin = util.doublesha(''.join(
                    [header_bin[i * 4:i * 4 + 4][::-1] for i in range(0, 20)]))
            block_hash_hex = block_hash_bin[::-1].encode('hex_codec')
            # 6. Finalize and serialize block object
            job.finalize(merkle_root_int, extranonce1_bin, extranonce2_bin,
                         int(ntime, 16), int(nonce, 16))

            if not job.is_valid():
                # Should not happen
                log.exception(
                    "FINAL JOB VALIDATION FAILED!(Try enabling/disabling tx messages)"
                )

            # 7. Submit block to the network
            serialized = binascii.hexlify(job.serialize())
            on_submit = self.bitcoin_rpc.submitblock(serialized,
                                                     block_hash_hex,
                                                     scrypt_hash_hex)
            if on_submit:
                self.update_block()

            if settings.SOLUTION_BLOCK_HASH:
                return (header_hex, block_hash_hex, share_diff, on_submit)
            else:
                return (header_hex, scrypt_hash_hex, share_diff, on_submit)

        if settings.SOLUTION_BLOCK_HASH:
            # Reverse the header and get the potential block hash (for scrypt only) only do this if we want to send in the block hash to the shares table
            if settings.COINDAEMON_ALGO == 'keccak':
                s = sha3.sha3_256()
                ntime1 = str(int(ntime, 16))
                s.update(''.join(
                    [header_bin[i * 4:i * 4 + 4][::-1]
                     for i in range(0, 20)]) + ntime1)
                #hash_bin_temp = s.hexdigest()
                #s = sha3.sha3_256()
                #s.update(hash_bin_temp)
                block_hash_bin = s.hexdigest()
            else:
                block_hash_bin = util.doublesha(''.join(
                    [header_bin[i * 4:i * 4 + 4][::-1] for i in range(0, 20)]))
            block_hash_hex = block_hash_bin[::-1].encode('hex_codec')
            return (header_hex, block_hash_hex, share_diff, None)
        else:
            return (header_hex, scrypt_hash_hex, share_diff, None)
Ejemplo n.º 4
0
import max_hash
import weakref
import binascii
import StringIO

from binascii import unhexlify, hexlify

teststart = '700000005d385ba114d079970b29a9418fd0549e7d68a95c7f168621a314201000000000578586d149fd07b22f3a8a347c516de7052f034d2b76ff68e0d6ecff9b77a45489e3fd511732011df0731000'
#testbin = unhexlify(teststart)
testbin = teststart
hash_bin = max_hash.getPoWHash(testbin)
print hexlify(hash_bin)