Piggycoin implementation of electrum

.gitignore

@@ -1,5 +1,6 @@
+db/*
+*.log
 *.pyc
 *.so
 *.o
-.gitignore
 electrum.conf

electrum.conf.sample

@@ -2,15 +2,15 @@
 # username for running the daemon
 username =
 # hostname. set it to a FQDN in order to be reached from outside
-host = localhost
+host = 0.0.0.0
 # ports
 electrum_rpc_port = 8000
 stratum_tcp_port = 50001
 #stratum_tcp_ssl_port = 50002
 #report_host =
 #report_stratum_tcp_port = 50001
 #report_stratum_tcp_ssl_port = 50002
-banner = Welcome to Electrum!
+banner = Welcome to PiggyElectrum!
 banner_file = /etc/electrum.banner
 #irc = no
 #irc_nick = <yournickname>
@@ -20,6 +20,12 @@ banner_file = /etc/electrum.banner
 logfile = /var/log/electrum.log
 donation_address =
 
+[network]
+type = piggycoin_main
+pubkey_address = 118
+script_address = 28
+genesis_hash = 00000561d6f5f76b0c101ba6bac27ad99a18fc8927c6af844adfd913097e9271
+
 [leveldb]
 # path to your database
 path =
@@ -34,7 +40,7 @@ pruning_limit = 100
 
 [bitcoind]
 bitcoind_host = localhost
-bitcoind_port = 8332
+bitcoind_port = 54480
 # user and password from bitcoin.conf
-bitcoind_user =
-bitcoind_password =
+bitcoind_user = piggycoinrpc
+bitcoind_password = Testing123

src/blockchain_processor.py

@@ -30,13 +30,17 @@
 import time
 import threading
 import urllib
-
+#from calendar import timegm
+#from time import strptime
+#from datetime import datetime
 import deserialize
 from processor import Processor, print_log
 from storage import Storage
-from utils import logger, hash_decode, hash_encode, Hash, header_from_string, header_to_string, ProfiledThread, \
+from utils import logger, hash_decode, hash_encode, Hash, HashX11, header_from_string, header_to_string, ProfiledThread, \
     rev_hex, int_to_hex4
 
+import traceback
+
 class BlockchainProcessor(Processor):
 
     def __init__(self, config, shared):
@@ -179,6 +183,7 @@ def block2header(b):
             "version": b.get('version'),
             "prev_block_hash": b.get('previousblockhash'),
             "merkle_root": b.get('merkleroot'),
+#            "timestamp": timegm(strptime(datetime.fromtimestamp(b.get('time')), "%Y-%m-%d %H:%M:%S %Z")),
             "timestamp": b.get('time'),
             "bits": int(b.get('bits'), 16),
             "nonce": b.get('nonce'),
@@ -231,7 +236,8 @@ def init_headers(self, db_height):
 
     @staticmethod
     def hash_header(header):
-        return rev_hex(Hash(header_to_string(header).decode('hex')).encode('hex'))
+#        return rev_hex(Hash(header_to_string(header).decode('hex')).encode('hex'))
+        return rev_hex(HashX11(header_to_string(header).decode('hex')).encode('hex'))
 
     def read_header(self, block_height):
         if os.path.exists(self.headers_filename):
@@ -393,6 +399,7 @@ def deserialize_block(block):
                 tx = deserialize.parse_Transaction(vds, is_coinbase)
             except:
                 print_log("ERROR: cannot parse", tx_hash)
+                print_log(traceback.format_exc())
                 continue
             tx_hashes.append(tx_hash)
             txdict[tx_hash] = tx
@@ -424,7 +431,7 @@ def import_block(self, block, block_hash, block_height, revert=False):
                 undo = undo_info.pop(txid)
                 self.storage.revert_transaction(txid, tx, block_height, touched_addr, undo)
 
-        if revert: 
+        if revert:
             assert undo_info == {}
 
         # add undo info

src/deserialize.py

@@ -233,6 +233,7 @@ def parse_Transaction(vds, is_coinbase):
     d = {}
     start = vds.read_cursor
     d['version'] = vds.read_int32()
+    d['time'] = vds.read_int32()
     n_vin = vds.read_compact_size()
     d['inputs'] = []
     for i in xrange(n_vin):

src/networks.py

@@ -1,14 +1,9 @@
-# Main network and testnet3 definitions
+# Main network definition
 
 params = {
-    'bitcoin_main': {
-        'pubkey_address': 0,
-        'script_address': 5,
-        'genesis_hash': '000000000019d6689c085ae165831e934ff763ae46a2a6c172b3f1b60a8ce26f'
+    'piggycoin_main': {
+        'pubkey_address': 118,
+        'script_address': 28,
+        'genesis_hash': '00000561d6f5f76b0c101ba6bac27ad99a18fc8927c6af844adfd913097e9271'
     },
-    'bitcoin_test': {
-        'pubkey_address': 111,
-        'script_address': 196,
-        'genesis_hash': '000000000933ea01ad0ee984209779baaec3ced90fa3f408719526f8d77f4943'
-    }
 }

src/storage.py

@@ -41,7 +41,7 @@
 
 # increase this when database needs to be updated
 global GENESIS_HASH
-GENESIS_HASH = '000000000019d6689c085ae165831e934ff763ae46a2a6c172b3f1b60a8ce26f'
+GENESIS_HASH = '00000561d6f5f76b0c101ba6bac27ad99a18fc8927c6af844adfd913097e9271'
 DB_VERSION = 3
 KEYLENGTH = 56   # 20 + 32 + 4
 

src/utils.py

@@ -26,21 +26,23 @@
 import time
 import hashlib
 import struct
+import sys
+import x11_hash
 
 __b58chars = '123456789ABCDEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyz'
 __b58base = len(__b58chars)
 
 global PUBKEY_ADDRESS
 global SCRIPT_ADDRESS
-PUBKEY_ADDRESS = 0
-SCRIPT_ADDRESS = 5
+PUBKEY_ADDRESS = 118
+SCRIPT_ADDRESS = 28
 
 def rev_hex(s):
     return s.decode('hex')[::-1].encode('hex')
 
 
 Hash = lambda x: hashlib.sha256(hashlib.sha256(x).digest()).digest()
-
+HashX11 = lambda x: x11_hash.getPoWHash(x)
 
 hash_encode = lambda x: x[::-1].encode('hex')
 
@@ -135,7 +137,7 @@ def hash_160_to_script_address(h160):
     return hash_160_to_address(h160, SCRIPT_ADDRESS)
 
 
-def hash_160_to_address(h160, addrtype = 0):
+def hash_160_to_address(h160, addrtype = 118):
     """ Checks if the provided hash is actually 160bits or 20 bytes long and returns the address, else None
     """
     if h160 is None or len(h160) is not 20: