async def setup_full_node(db_name, port, introducer_port=None, dic={}):
# SETUP
test_constants_copy = test_constants.copy()
for k in dic.keys():
test_constants_copy[k] = dic[k]
db_path = Path(db_name)
connection = await aiosqlite.connect(db_path)
store_1 = await FullNodeStore.create(connection)
await store_1._clear_database()
unspent_store_1 = await CoinStore.create(connection)
await unspent_store_1._clear_database()
mempool_1 = MempoolManager(unspent_store_1, test_constants_copy)
b_1: Blockchain = await Blockchain.create(unspent_store_1, store_1,
test_constants_copy)
await mempool_1.new_tips(await b_1.get_full_tips())
await store_1.add_block(
FullBlock.from_bytes(test_constants_copy["GENESIS_BLOCK"]))
net_config = load_config(root_path, "config.yaml")
ping_interval = net_config.get("ping_interval")
network_id = net_config.get("network_id")
config = load_config(root_path, "config.yaml", "full_node")
if introducer_port is not None:
config["introducer_peer"]["host"] = "127.0.0.1"
config["introducer_peer"]["port"] = introducer_port
full_node_1 = FullNode(
store_1,
b_1,
config,
mempool_1,
unspent_store_1,
f"full_node_{port}",
test_constants_copy,
)
assert ping_interval is not None
assert network_id is not None
server_1 = ChiaServer(
port,
full_node_1,
NodeType.FULL_NODE,
ping_interval,
network_id,
root_path,
config,
)
_ = await server_1.start_server(full_node_1._on_connect)
full_node_1._set_server(server_1)
yield (full_node_1, server_1)
# TEARDOWN
full_node_1._shutdown()
server_1.close_all()
await connection.close()
Path(db_name).unlink()
async def tx_in_pool(mempool: MempoolManager, tx_id: bytes32):
tx = mempool.get_spendbundle(tx_id)
if tx is None:
return False
return True
async def main():
root_path = DEFAULT_ROOT_PATH
net_config = load_config(root_path, "config.yaml")
config = load_config_cli(root_path, "config.yaml", "full_node")
setproctitle("chia_full_node")
initialize_logging("FullNode %(name)-23s", config["logging"], root_path)
log = logging.getLogger(__name__)
server_closed = False
db_path = path_from_root(DEFAULT_ROOT_PATH,
config["simulator_database_path"])
mkdir(db_path.parent)
connection = await aiosqlite.connect(db_path)
# Create the store (DB) and full node instance
store = await FullNodeStore.create(connection)
await store._clear_database()
genesis: FullBlock = FullBlock.from_bytes(test_constants["GENESIS_BLOCK"])
await store.add_block(genesis)
unspent_store = await CoinStore.create(connection)
log.info("Initializing blockchain from disk")
blockchain = await Blockchain.create(unspent_store, store, test_constants)
mempool_manager = MempoolManager(unspent_store, test_constants)
await mempool_manager.new_tips(await blockchain.get_full_tips())
full_node = FullNodeSimulator(
store,
blockchain,
config,
mempool_manager,
unspent_store,
override_constants=test_constants,
)
ping_interval = net_config.get("ping_interval")
network_id = net_config.get("network_id")
# Starts the full node server (which full nodes can connect to)
assert ping_interval is not None
assert network_id is not None
server = ChiaServer(
config["port"],
full_node,
NodeType.FULL_NODE,
ping_interval,
network_id,
DEFAULT_ROOT_PATH,
config,
)
full_node._set_server(server)
_ = await server.start_server(full_node._on_connect)
rpc_cleanup = None
def master_close_cb():
nonlocal server_closed
if not server_closed:
# Called by the UI, when node is closed, or when a signal is sent
log.info("Closing all connections, and server...")
full_node._shutdown()
server.close_all()
server_closed = True
if config["start_rpc_server"]:
# Starts the RPC server
rpc_cleanup = await start_rpc_server(full_node, master_close_cb,
config["rpc_port"])
try:
asyncio.get_running_loop().add_signal_handler(signal.SIGINT,
master_close_cb)
asyncio.get_running_loop().add_signal_handler(signal.SIGTERM,
master_close_cb)
except NotImplementedError:
log.info("signal handlers unsupported")
log.info("Waiting to connect to some peers...")
await asyncio.sleep(3)
log.info(
f"Connected to {len(server.global_connections.get_connections())} peers."
)
# Awaits for server and all connections to close
await server.await_closed()
log.info("Closed all node servers.")
# Waits for the rpc server to close
if rpc_cleanup is not None:
await rpc_cleanup()
log.info("Closed RPC server.")
await store.close()
log.info("Closed store.")
await unspent_store.close()
log.info("Closed unspent store.")
await asyncio.get_running_loop().shutdown_asyncgens()
log.info("Node fully closed.")
async def async_main():
root_path = DEFAULT_ROOT_PATH
config = load_config_cli(root_path, "config.yaml", "full_node")
net_config = load_config(root_path, "config.yaml")
setproctitle("chia_full_node")
initialize_logging("FullNode %(name)-23s", config["logging"], root_path)
log = logging.getLogger(__name__)
server_closed = False
db_path = path_from_root(root_path, config["database_path"])
mkdir(db_path.parent)
# Create the store (DB) and full node instance
connection = await aiosqlite.connect(db_path)
store = await FullNodeStore.create(connection)
genesis: FullBlock = FullBlock.from_bytes(constants["GENESIS_BLOCK"])
await store.add_block(genesis)
unspent_store = await CoinStore.create(connection)
log.info("Initializing blockchain from disk")
blockchain = await Blockchain.create(unspent_store, store)
log.info("Blockchain initialized")
mempool_manager = MempoolManager(unspent_store)
await mempool_manager.new_tips(await blockchain.get_full_tips())
full_node = FullNode(store, blockchain, config, mempool_manager, unspent_store)
if config["enable_upnp"]:
log.info(f"Attempting to enable UPnP (open up port {config['port']})")
try:
upnp = miniupnpc.UPnP()
upnp.discoverdelay = 5
upnp.discover()
upnp.selectigd()
upnp.addportmapping(
config["port"], "TCP", upnp.lanaddr, config["port"], "chia", ""
)
log.info(f"Port {config['port']} opened with UPnP.")
except Exception:
log.exception(f"UPnP failed")
# Starts the full node server (which full nodes can connect to)
ping_interval = net_config.get("ping_interval")
network_id = net_config.get("network_id")
assert ping_interval is not None
assert network_id is not None
server = ChiaServer(
config["port"],
full_node,
NodeType.FULL_NODE,
ping_interval,
network_id,
DEFAULT_ROOT_PATH,
config,
)
full_node._set_server(server)
_ = await server.start_server(full_node._on_connect)
rpc_cleanup = None
def master_close_cb():
nonlocal server_closed
if not server_closed:
# Called by the UI, when node is closed, or when a signal is sent
log.info("Closing all connections, and server...")
full_node._shutdown()
server.close_all()
server_closed = True
if config["start_rpc_server"]:
# Starts the RPC server
rpc_cleanup = await start_rpc_server(
full_node, master_close_cb, config["rpc_port"]
)
try:
asyncio.get_running_loop().add_signal_handler(signal.SIGINT, master_close_cb)
asyncio.get_running_loop().add_signal_handler(signal.SIGTERM, master_close_cb)
except NotImplementedError:
log.info("signal handlers unsupported")
full_node._start_bg_tasks()
# Awaits for server and all connections to close
await server.await_closed()
log.info("Closed all node servers.")
# Waits for the rpc server to close
if rpc_cleanup is not None:
await rpc_cleanup()
log.info("Closed RPC server.")
await connection.close()
log.info("Closed db connection.")
await asyncio.get_running_loop().shutdown_asyncgens()
log.info("Node fully closed.")