diff options
Diffstat (limited to 'qa/rpc-tests/test_framework/util.py')
| -rw-r--r-- | qa/rpc-tests/test_framework/util.py | 132 |
1 files changed, 121 insertions, 11 deletions
diff --git a/qa/rpc-tests/test_framework/util.py b/qa/rpc-tests/test_framework/util.py index 30dd5de585..8c472a518d 100644 --- a/qa/rpc-tests/test_framework/util.py +++ b/qa/rpc-tests/test_framework/util.py @@ -1,4 +1,4 @@ -# Copyright (c) 2014 The Bitcoin Core developers +# Copyright (c) 2014-2015 The Bitcoin Core developers # Distributed under the MIT software license, see the accompanying # file COPYING or http://www.opensource.org/licenses/mit-license.php. # @@ -22,6 +22,26 @@ from .authproxy import AuthServiceProxy, JSONRPCException COVERAGE_DIR = None +#Set Mocktime default to OFF. +#MOCKTIME is only needed for scripts that use the +#cached version of the blockchain. If the cached +#version of the blockchain is used without MOCKTIME +#then the mempools will not sync due to IBD. +MOCKTIME = 0 + +def enable_mocktime(): + #For backwared compatibility of the python scripts + #with previous versions of the cache, set MOCKTIME + #to Jan 1, 2014 + (201 * 10 * 60) + global MOCKTIME + MOCKTIME = 1388534400 + (201 * 10 * 60) + +def disable_mocktime(): + global MOCKTIME + MOCKTIME = 0 + +def get_mocktime(): + return MOCKTIME def enable_coverage(dirname): """Maintain a log of which RPC calls are made during testing.""" @@ -67,6 +87,9 @@ def check_json_precision(): if satoshis != 2000000000000003: raise RuntimeError("JSON encode/decode loses precision") +def count_bytes(hex_string): + return len(bytearray.fromhex(hex_string)) + def sync_blocks(rpc_connections, wait=1): """ Wait until everybody has the same block count @@ -99,11 +122,12 @@ def initialize_datadir(dirname, n): if not os.path.isdir(datadir): os.makedirs(datadir) with open(os.path.join(datadir, "bitcoin.conf"), 'w') as f: - f.write("regtest=1\n"); - f.write("rpcuser=rt\n"); - f.write("rpcpassword=rt\n"); - f.write("port="+str(p2p_port(n))+"\n"); - f.write("rpcport="+str(rpc_port(n))+"\n"); + f.write("regtest=1\n") + f.write("rpcuser=rt\n") + f.write("rpcpassword=rt\n") + f.write("port="+str(p2p_port(n))+"\n") + f.write("rpcport="+str(rpc_port(n))+"\n") + f.write("listenonion=0\n") return datadir def initialize_chain(test_dir): @@ -127,7 +151,7 @@ def initialize_chain(test_dir): # Create cache directories, run bitcoinds: for i in range(4): datadir=initialize_datadir("cache", i) - args = [ os.getenv("BITCOIND", "bitcoind"), "-keypool=1", "-datadir="+datadir, "-discover=0" ] + args = [ os.getenv("BITCOIND", "bitcoind"), "-server", "-keypool=1", "-datadir="+datadir, "-discover=0" ] if i > 0: args.append("-connect=127.0.0.1:"+str(p2p_port(0))) bitcoind_processes[i] = subprocess.Popen(args) @@ -151,9 +175,10 @@ def initialize_chain(test_dir): # Create a 200-block-long chain; each of the 4 nodes # gets 25 mature blocks and 25 immature. - # blocks are created with timestamps 10 minutes apart, starting - # at 1 Jan 2014 - block_time = 1388534400 + # blocks are created with timestamps 10 minutes apart + # starting from 2010 minutes in the past + enable_mocktime() + block_time = get_mocktime() - (201 * 10 * 60) for i in range(2): for peer in range(4): for j in range(25): @@ -166,6 +191,7 @@ def initialize_chain(test_dir): # Shut them down, and clean up cache directories: stop_nodes(rpcs) wait_bitcoinds() + disable_mocktime() for i in range(4): os.remove(log_filename("cache", i, "debug.log")) os.remove(log_filename("cache", i, "db.log")) @@ -214,7 +240,7 @@ def start_node(i, dirname, extra_args=None, rpchost=None, timewait=None, binary= datadir = os.path.join(dirname, "node"+str(i)) if binary is None: binary = os.getenv("BITCOIND", "bitcoind") - args = [ binary, "-datadir="+datadir, "-keypool=1", "-discover=0", "-rest" ] + args = [ binary, "-datadir="+datadir, "-server", "-keypool=1", "-discover=0", "-rest", "-mocktime="+str(get_mocktime()) ] if extra_args is not None: args.extend(extra_args) bitcoind_processes[i] = subprocess.Popen(args) devnull = open(os.devnull, "w") @@ -401,3 +427,87 @@ def assert_raises(exc, fun, *args, **kwds): raise AssertionError("Unexpected exception raised: "+type(e).__name__) else: raise AssertionError("No exception raised") + +def assert_is_hex_string(string): + try: + int(string, 16) + except Exception as e: + raise AssertionError( + "Couldn't interpret %r as hexadecimal; raised: %s" % (string, e)) + +def assert_is_hash_string(string, length=64): + if not isinstance(string, basestring): + raise AssertionError("Expected a string, got type %r" % type(string)) + elif length and len(string) != length: + raise AssertionError( + "String of length %d expected; got %d" % (length, len(string))) + elif not re.match('[abcdef0-9]+$', string): + raise AssertionError( + "String %r contains invalid characters for a hash." % string) + +def satoshi_round(amount): + return Decimal(amount).quantize(Decimal('0.00000001'), rounding=ROUND_DOWN) + +def create_confirmed_utxos(fee, node, count): + node.generate(int(0.5*count)+101) + utxos = node.listunspent() + iterations = count - len(utxos) + addr1 = node.getnewaddress() + addr2 = node.getnewaddress() + if iterations <= 0: + return utxos + for i in xrange(iterations): + t = utxos.pop() + inputs = [] + inputs.append({ "txid" : t["txid"], "vout" : t["vout"]}) + outputs = {} + send_value = t['amount'] - fee + outputs[addr1] = satoshi_round(send_value/2) + outputs[addr2] = satoshi_round(send_value/2) + raw_tx = node.createrawtransaction(inputs, outputs) + signed_tx = node.signrawtransaction(raw_tx)["hex"] + txid = node.sendrawtransaction(signed_tx) + + while (node.getmempoolinfo()['size'] > 0): + node.generate(1) + + utxos = node.listunspent() + assert(len(utxos) >= count) + return utxos + +def gen_return_txouts(): + # Some pre-processing to create a bunch of OP_RETURN txouts to insert into transactions we create + # So we have big transactions (and therefore can't fit very many into each block) + # create one script_pubkey + script_pubkey = "6a4d0200" #OP_RETURN OP_PUSH2 512 bytes + for i in xrange (512): + script_pubkey = script_pubkey + "01" + # concatenate 128 txouts of above script_pubkey which we'll insert before the txout for change + txouts = "81" + for k in xrange(128): + # add txout value + txouts = txouts + "0000000000000000" + # add length of script_pubkey + txouts = txouts + "fd0402" + # add script_pubkey + txouts = txouts + script_pubkey + return txouts + +def create_lots_of_big_transactions(node, txouts, utxos, fee): + addr = node.getnewaddress() + txids = [] + for i in xrange(len(utxos)): + t = utxos.pop() + inputs = [] + inputs.append({ "txid" : t["txid"], "vout" : t["vout"]}) + outputs = {} + send_value = t['amount'] - fee + outputs[addr] = satoshi_round(send_value) + rawtx = node.createrawtransaction(inputs, outputs) + newtx = rawtx[0:92] + newtx = newtx + txouts + newtx = newtx + rawtx[94:] + signresult = node.signrawtransaction(newtx, None, None, "NONE") + txid = node.sendrawtransaction(signresult["hex"], True) + txids.append(txid) + return txids |