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Python HeaderAndShortIDs.get_siphash_keys方法代码示例

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)
开发者ID:domob1812,项目名称:namecore,代码行数:49,代码来源:p2p_compactblocks.py


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