def run_n_nodes(application: str, nodes_amount: int) -> ExonumNetwork:
"""Creates and runs a network with N validators and return an
`ExonumNetwork` object with it."""
address = "127.0.0.1:{}"
# Assign peer ports starting from 6331.
available_peer_port = 6331
# Assign API ports starting from 8080.
available_api_port = 8080
network = ExonumNetwork(application)
network.generate_template(nodes_amount)
for i in range(nodes_amount):
network.generate_config(i, address.format(available_peer_port))
available_peer_port += 1
for i in range(nodes_amount):
public_api_address = address.format(available_api_port)
private_api_address = address.format(available_api_port + 1)
network.finalize(i, public_api_address, private_api_address)
available_api_port += 2
for i in range(nodes_amount):
network.run_node(i)
return network
def run_n_nodes(application: str, nodes_amount: int) -> ExonumNetwork:
"""Creates and runs a network with N validators and return an
`ExonumNetwork` object with it."""
global available_peer_port, available_api_port
address = "127.0.0.1:{}"
network = ExonumNetwork(application)
network.generate_template(nodes_amount)
for i in range(nodes_amount):
network.generate_config(i, address.format(available_peer_port))
available_peer_port += 1
if available_peer_port > MIN_PEER_PORT + PORT_RANGE:
available_peer_port = MIN_PEER_PORT
for i in range(nodes_amount):
public_api_address = address.format(available_api_port)
private_api_address = address.format(available_api_port + 1)
network.finalize(i, public_api_address, private_api_address)
available_api_port += 2
if available_api_port > MIN_API_PORT + PORT_RANGE:
available_api_port = MIN_API_PORT
for i in range(nodes_amount):
network.run_node(i)
return network