def add_bootstrap(self,
config: DockerConfig,
bootstrap_address: str = None) -> None:
config.is_bootstrap = True
config.bootstrap_address = bootstrap_address
self._add_cl_node(config)
self.wait_method(wait_for_node_started, 0)
wait_for_genesis_block(self.docker_nodes[0])
def create_cl_network(self,
node_count: int = 3,
network_connections: List[List[int]] = None) -> None:
"""
Allow creation of a network where all nodes are not connected to node-0's network and therefore each other.
Ex: Star Network
node3
|
node1 -- node0 -- node2
create_cl_network(node_count=4, network_connections=[[0, 1], [0, 2], [0, 3]])
:param node_count: Number of nodes to create.
:param network_connections: A list of lists of node indexes that should be joined.
"""
self.network_names = {}
kp = self.get_key()
config = DockerConfig(
self.docker_client,
node_private_key=kp.private_key,
node_public_key=kp.public_key,
network=self.create_docker_network(),
node_account=kp,
)
self.add_bootstrap(config)
for i in range(1, node_count):
kp = self.get_key()
config = DockerConfig(
self.docker_client,
node_private_key=kp.private_key,
network=self.create_docker_network(),
node_account=kp,
)
self.add_cl_node(config, network_with_bootstrap=False)
for network_members in network_connections:
self.connect(network_members)
for node_number in range(1, node_count):
self.wait_method(wait_for_approved_block_received_handler_state,
node_number)
# Calculate how many peers should be connected to each node.
# Assumes duplicate network connections are not given, else wait_for_peers will time out.
peer_counts = [0] * node_count
for network in network_connections:
for node_num in network:
peer_counts[node_num] += len(network) - 1
timeout = self.docker_nodes[0].timeout
for node_num, peer_count in enumerate(peer_counts):
if peer_count > 0:
wait_for_peers_count_at_least(self.docker_nodes[node_num],
peer_count, timeout)
def add_cl_node(
self,
config: DockerConfig,
network_with_bootstrap: bool = True,
bootstrap_address: str = None,
) -> None:
with self._lock:
if self.node_count == 0:
raise Exception("Must create bootstrap first")
config.bootstrap_address = (bootstrap_address
or self.cl_nodes[0].node.address)
if network_with_bootstrap:
config.network = self.cl_nodes[0].node.config.network
self._add_cl_node(config)
def get_node_config(self, number, network):
kp = self.get_key()
return DockerConfig(
self.docker_client,
node_private_key=kp.private_key,
node_public_key=kp.public_key,
node_account=kp,
number=number,
network=network,
)
def docker_config(self, account):
config = DockerConfig(
self.docker_client,
node_private_key=account.private_key,
node_public_key=account.public_key,
network=self.create_docker_network(),
initial_motes=self.initial_motes,
node_account=account,
grpc_encryption=self.grpc_encryption,
)
return config
def create_cl_network(self, node_count=2):
kp = self.get_key()
config = DockerConfig(
self.docker_client,
node_private_key=kp.private_key,
node_public_key=kp.public_key,
network=self.create_docker_network(),
node_account=kp,
grpc_encryption=self.grpc_encryption,
)
self.add_bootstrap(config)
config = DockerConfig(
self.docker_client,
node_private_key=kp.private_key,
node_public_key=kp.public_key,
network=self.create_docker_network(),
node_account=kp,
grpc_encryption=self.grpc_encryption,
custom_docker_tag="dev",
)
self.add_cl_node(config)
def get_node_config(self, network):
kp = self.get_key()
logging.debug(f"ENV: {self.NODE_ENV}")
return DockerConfig(
self.docker_client,
node_private_key=kp.private_key,
node_public_key=kp.public_key,
node_env=self.NODE_ENV,
node_account=kp,
network=network,
number_of_bonds=3,
)
def create_cl_network(self):
kp = self.get_key()
config = DockerConfig(
self.docker_client,
node_private_key=kp.private_key,
node_public_key=kp.public_key,
network=self.create_docker_network(),
node_account=kp,
grpc_encryption=self.grpc_encryption,
behind_proxy=True,
)
self.add_bootstrap(config)
self.add_new_node_to_network((lambda kp: DockerConfig(
self.docker_client,
node_private_key=kp.private_key,
node_public_key=kp.public_key,
network=self.create_docker_network(),
node_account=kp,
grpc_encryption=self.grpc_encryption,
behind_proxy=True,
)))
def create_cl_network(self):
kp = self.get_key()
config = DockerConfig(
self.docker_client,
node_private_key=kp.private_key,
node_public_key=kp.public_key,
network=self.create_docker_network(),
node_account=kp,
grpc_encryption=self.grpc_encryption,
command_timeout=30,
)
self.add_bootstrap(config)
# Create accounts.csv of the second node with different bond amounts.
self.add_new_node_to_network((lambda kp: DockerConfig(
self.docker_client,
node_private_key=kp.private_key,
node_account=kp,
grpc_encryption=self.grpc_encryption,
behind_proxy=self.behind_proxy,
bond_amount=lambda i, n: n + 3 * i,
)))
def create_cl_network(self, node_count=10):
kp = self.get_key()
config = DockerConfig(
self.docker_client,
node_private_key=kp.private_key,
node_public_key=kp.public_key,
network=self.create_docker_network(),
node_account=kp,
)
self.add_bootstrap(config)
for _ in range(1, node_count):
kp = self.get_key()
config = DockerConfig(self.docker_client,
node_private_key=kp.private_key,
node_account=kp)
self.add_cl_node(config)
for node_number in range(1, node_count):
self.wait_method(wait_for_approved_block_received_handler_state,
node_number)
self.wait_for_peers()
def _add_cl_node(self, config: DockerConfig, number_of_retries=3) -> None:
with self._lock:
config.number = self.node_count
for _ in range(number_of_retries):
cl_node = CasperLabsNode(self, config)
if node_started_and_not_failed_to_bind(cl_node.node):
self.cl_nodes.append(cl_node)
return
else:
logging.warning(f"Node failed to bind")
raise Exception(
f"Node started {number_of_retries} times but failed to bind each time"
)
def add_new_node_to_network(self,
generate_config=None,
account: Account = None) -> Account:
if account is None:
account = self.get_key()
if generate_config is not None:
config = generate_config(account)
else:
config = DockerConfig(
self.docker_client,
node_private_key=account.private_key,
node_account=account,
grpc_encryption=self.grpc_encryption,
behind_proxy=self.behind_proxy,
)
self.add_cl_node(config)
self.wait_method(wait_for_approved_block_received_handler_state, 1)
self.wait_for_peers()
return account
def _add_cl_node(self, config: DockerConfig) -> None:
with self._lock:
config.number = self.node_count
cl_node = CasperLabsNode(self, config)
self.cl_nodes.append(cl_node)