Add Litecoin network.

.gitignore

@@ -0,0 +1,6 @@
+*.pyc
+*.dat
+*.iml
+*.log
+*_shares.*
+.idea

p2pool/data.py

@@ -8,7 +8,7 @@
 from twisted.python import log
 
 import p2pool
-from p2pool import skiplists, namecoin, ixcoin, i0coin, solidcoin
+from p2pool import skiplists, namecoin, ixcoin, i0coin, solidcoin, litecoin
 from p2pool.bitcoin import data as bitcoin_data, script
 from p2pool.util import memoize, expiring_dict, math
 
@@ -662,4 +662,32 @@ class SolidcoinMainnet(solidcoin.SolidcoinMainnet):
     PERSIST = True
     WORKER_PORT = 9328
 
-nets = dict((net.NAME, net) for net in set([Mainnet, Testnet, NamecoinMainnet, NamecoinTestnet, IxcoinMainnet, IxcoinTestnet, I0coinMainnet, I0coinTestnet, SolidcoinMainnet]))
+class LitecoinMainnet(litecoin.LitecoinMainnet):
+    SHARE_PERIOD = 10 # seconds
+    CHAIN_LENGTH = 24*60*60//5 # shares
+    TARGET_LOOKBEHIND = 200 # shares
+    SPREAD = 12 # blocks
+    SCRIPT = '410403ad3dee8ab3d8a9ce5dd2abfbe7364ccd9413df1d279bf1a207849310465b0956e5904b1155ecd17574778f9949589ebfd4fb33ce837c241474a225cf08d85dac'.decode('hex')
+    IDENTIFIER = 'e037d5b8c6923410'.decode('hex')
+    PREFIX = '7208c1a53ef629b0'.decode('hex')
+    NAME = 'litecoin'
+    P2P_PORT = 9338
+    MAX_TARGET = 2**256//2**32 - 1
+    PERSIST = True
+    WORKER_PORT = 9327
+
+class LitecoinTestnet(litecoin.LitecoinTestnet):
+    SHARE_PERIOD = 1 # seconds
+    CHAIN_LENGTH = 24*60*60//5 # shares
+    TARGET_LOOKBEHIND = 200 # shares
+    SPREAD = 12 # blocks
+    SCRIPT = '410403ad3dee8ab3d8a9ce5dd2abfbe7364ccd9413df1d279bf1a207849310465b0956e5904b1155ecd17574778f9949589ebfd4fb33ce837c241474a225cf08d85dac'.decode('hex')
+    IDENTIFIER = 'cca5e24ec6408b1e'.decode('hex')
+    PREFIX = 'ad9614f6466a39cf'.decode('hex')
+    NAME = 'litecoin_testnet'
+    P2P_PORT = 19338
+    MAX_TARGET = 2**256//2**20 - 1
+    PERSIST = False
+    WORKER_PORT = 19327
+
+nets = dict((net.NAME, net) for net in set([Mainnet, Testnet, NamecoinMainnet, NamecoinTestnet, IxcoinMainnet, IxcoinTestnet, I0coinMainnet, I0coinTestnet, SolidcoinMainnet, LitecoinMainnet, LitecoinTestnet]))

p2pool/litecoin.py

@@ -0,0 +1,25 @@
+from twisted.internet import defer
+
+class LitecoinMainnet(object):
+    BITCOIN_P2P_PREFIX = 'fbc0b6db'.decode('hex')
+    BITCOIN_P2P_PORT = 9333
+    BITCOIN_ADDRESS_VERSION = 48
+    BITCOIN_RPC_PORT = 9332
+    BITCOIN_RPC_CHECK = staticmethod(defer.inlineCallbacks(lambda bitcoind: defer.returnValue(
+        'litecoinaddress' in (yield bitcoind.rpc_help()) and
+        not (yield bitcoind.rpc_getinfo())['testnet']
+    )))
+    BITCOIN_SUBSIDY_FUNC = staticmethod(lambda height: 50*100000000 >> (height + 1)//840000)
+    BITCOIN_SYMBOL = 'LTC'
+
+class LitecoinTestnet(object):
+    BITCOIN_P2P_PREFIX = 'fcc1b7dc'.decode('hex')
+    BITCOIN_P2P_PORT = 19333
+    BITCOIN_ADDRESS_VERSION = 111
+    BITCOIN_RPC_PORT = 19332
+    BITCOIN_RPC_CHECK = staticmethod(defer.inlineCallbacks(lambda bitcoind: defer.returnValue(
+        'litecoinaddress' in (yield bitcoind.rpc_help()) and
+        (yield bitcoind.rpc_getinfo())['testnet']
+    )))
+    BITCOIN_SUBSIDY_FUNC = staticmethod(lambda height: 50*100000000 >> (height + 1)//840000)
+    BITCOIN_SYMBOL = 'tLTC'

p2pool/main.py

@@ -731,7 +731,7 @@ def convert_arg_line_to_args(self, arg_line):
 
     worker_group = parser.add_argument_group('worker interface')
     worker_group.add_argument('-w', '--worker-port', metavar='PORT',
-        help='listen on PORT for RPC connections from miners asking for work and providing responses (default: bitcoin: 9332 namecoin: 9331 ixcoin: 9330 i0coin: 9329, +10000 for testnets)',
+        help='listen on PORT for RPC connections from miners asking for work and providing responses (default: bitcoin: 9332 namecoin: 9331 ixcoin: 9330 i0coin: 9329 solidcoin: 9328 litecoin: 9327, +10000 for testnets)',
         type=int, action='store', default=None, dest='worker_port')
     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://127.0.0.1:9332/fee . default: 0''',
@@ -742,10 +742,10 @@ def convert_arg_line_to_args(self, arg_line):
         help='connect to a bitcoind at 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 a bitcoind at this port over the RPC interface - used to get the current highest block via getwork (default: 8332, 8338 for ixcoin)',
+        help='connect to a bitcoind at this port over the RPC interface - used to get the current highest block via getwork (default: 8332 ixcoin: 8338 i0coin: 7332 litecoin: 9332)',
         type=int, action='store', default=None, dest='bitcoind_rpc_port')
     bitcoind_group.add_argument('--bitcoind-p2p-port', metavar='BITCOIND_P2P_PORT',
-        help='connect to a bitcoind at this port over the p2p interface - used to submit blocks and get the pubkey to generate to via an IP transaction (default: 8333 normally. 18333 for testnet)',
+        help='connect to a bitcoind at this port over the p2p interface - used to submit blocks and get the pubkey to generate to via an IP transaction (default: 8333 namecoin: 8334 ixcoin: 8337 i0coin: 7333 solidcoin: 7555 litecoin: 9333, +10000 for testnets)',
         type=int, action='store', default=None, dest='bitcoind_p2p_port')
 
     bitcoind_group.add_argument(metavar='BITCOIND_RPCUSER',