本文整理汇总了Python中blockstore.BlockStore类的典型用法代码示例。如果您正苦于以下问题：Python BlockStore类的具体用法？Python BlockStore怎么用？Python BlockStore使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
在下文中一共展示了BlockStore类的3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: __init__
def __init__(self, testgen, datadir):
self.test_generator = testgen
self.connections = []
self.test_nodes = []
self.block_store = BlockStore(datadir)
self.tx_store = TxStore(datadir)
self.ping_counter = 1示例2: __init__
def __init__(self):
self.config = config.config()
self.meta = BlockStore(self.config['tinyimages']['metapath'], 768)
self.data = BlockStore(self.config['tinyimages']['datapath'], 3072)
self.img_count = 79302017示例3: TestManager
class TestManager(object):
def __init__(self, testgen, datadir):
self.test_generator = testgen
self.connections = []
self.test_nodes = []
self.block_store = BlockStore(datadir)
self.tx_store = TxStore(datadir)
self.ping_counter = 1
def add_all_connections(self, nodes):
for i in range(len(nodes)):
# Create a p2p connection to each node
test_node = TestNode(self.block_store, self.tx_store)
self.test_nodes.append(test_node)
self.connections.append(NodeConn('127.0.0.1', p2p_port(i), nodes[i], test_node))
# Make sure the TestNode (callback class) has a reference to its
# associated NodeConn
test_node.add_connection(self.connections[-1])
def wait_for_disconnections(self):
def disconnected():
return all(node.closed for node in self.test_nodes)
return wait_until(disconnected, timeout=10)
def wait_for_verack(self):
def veracked():
return all(node.verack_received for node in self.test_nodes)
return wait_until(veracked, timeout=10)
def wait_for_pings(self, counter):
def received_pongs():
return all(node.received_ping_response(counter) for node in self.test_nodes)
return wait_until(received_pongs)
# sync_blocks: Wait for all connections to request the blockhash given
# then send get_headers to find out the tip of each node, and synchronize
# the response by using a ping (and waiting for pong with same nonce).
def sync_blocks(self, blockhash, num_blocks):
def blocks_requested():
return all(
blockhash in node.block_request_map and node.block_request_map[blockhash]
for node in self.test_nodes
)
# --> error if not requested
if not wait_until(blocks_requested, attempts=20*num_blocks):
# print [ c.cb.block_request_map for c in self.connections ]
raise AssertionError("Not all nodes requested block")
# --> Answer request (we did this inline!)
# Send getheaders message
[ c.cb.send_getheaders() for c in self.connections ]
# Send ping and wait for response -- synchronization hack
[ c.cb.send_ping(self.ping_counter) for c in self.connections ]
self.wait_for_pings(self.ping_counter)
self.ping_counter += 1
# Analogous to sync_block (see above)
def sync_transaction(self, txhash, num_events):
# Wait for nodes to request transaction (50ms sleep * 20 tries * num_events)
def transaction_requested():
return all(
txhash in node.tx_request_map and node.tx_request_map[txhash]
for node in self.test_nodes
)
# --> error if not requested
if not wait_until(transaction_requested, attempts=20*num_events):
# print [ c.cb.tx_request_map for c in self.connections ]
raise AssertionError("Not all nodes requested transaction")
# --> Answer request (we did this inline!)
# Get the mempool
[ c.cb.send_mempool() for c in self.connections ]
# Send ping and wait for response -- synchronization hack
[ c.cb.send_ping(self.ping_counter) for c in self.connections ]
self.wait_for_pings(self.ping_counter)
self.ping_counter += 1
# Sort inv responses from each node
with mininode_lock:
[ c.cb.lastInv.sort() for c in self.connections ]
# Verify that the tip of each connection all agree with each other, and
# with the expected outcome (if given)
def check_results(self, blockhash, outcome):
with mininode_lock:
for c in self.connections:
if outcome is None:
if c.cb.bestblockhash != self.connections[0].cb.bestblockhash:
return False
elif ((c.cb.bestblockhash == blockhash) != outcome):
# print c.cb.bestblockhash, blockhash, outcome
return False
return True
# Either check that the mempools all agree with each other, or that
#.........这里部分代码省略.........