本文整理汇总了Python中test_framework.messages.HeaderAndShortIDs.get_siphash_keys方法的典型用法代码示例。如果您正苦于以下问题：Python HeaderAndShortIDs.get_siphash_keys方法的具体用法？Python HeaderAndShortIDs.get_siphash_keys怎么用？Python HeaderAndShortIDs.get_siphash_keys使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类test_framework.messages.HeaderAndShortIDs的用法示例。
在下文中一共展示了HeaderAndShortIDs.get_siphash_keys方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: test_compactblock_requests
# 需要导入模块: from test_framework.messages import HeaderAndShortIDs [as 别名]
# 或者: from test_framework.messages.HeaderAndShortIDs import get_siphash_keys [as 别名]
def test_compactblock_requests(self, test_node, segwit=True):
version = test_node.cmpct_version
node = self.nodes[0]
# Try announcing a block with an inv or header, expect a compactblock
# request
for announce in ["inv", "header"]:
block = self.build_block_on_tip(node, segwit=segwit)
with mininode_lock:
test_node.last_message.pop("getdata", None)
if announce == "inv":
test_node.send_message(msg_inv([CInv(2, block.sha256)]))
wait_until(lambda: "getheaders" in test_node.last_message, timeout=30, lock=mininode_lock)
test_node.send_header_for_blocks([block])
else:
test_node.send_header_for_blocks([block])
wait_until(lambda: "getdata" in test_node.last_message, timeout=30, lock=mininode_lock)
assert_equal(len(test_node.last_message["getdata"].inv), 1)
assert_equal(test_node.last_message["getdata"].inv[0].type, 4)
assert_equal(test_node.last_message["getdata"].inv[0].hash, block.sha256)
# Send back a compactblock message that omits the coinbase
comp_block = HeaderAndShortIDs()
comp_block.header = CBlockHeader(block)
comp_block.nonce = 0
[k0, k1] = comp_block.get_siphash_keys()
coinbase_hash = block.vtx[0].sha256
if version == 2:
coinbase_hash = block.vtx[0].calc_sha256(True)
comp_block.shortids = [calculate_shortid(k0, k1, coinbase_hash)]
test_node.send_and_ping(msg_cmpctblock(comp_block.to_p2p()))
assert_equal(int(node.getbestblockhash(), 16), block.hashPrevBlock)
# Expect a getblocktxn message.
with mininode_lock:
assert "getblocktxn" in test_node.last_message
absolute_indexes = test_node.last_message["getblocktxn"].block_txn_request.to_absolute()
assert_equal(absolute_indexes, [0]) # should be a coinbase request
# Send the coinbase, and verify that the tip advances.
if version == 2:
msg = msg_witness_blocktxn()
else:
msg = msg_blocktxn()
msg.block_transactions.blockhash = block.sha256
msg.block_transactions.transactions = [block.vtx[0]]
test_node.send_and_ping(msg)
assert_equal(int(node.getbestblockhash(), 16), block.sha256)