def unbond(registry_filepath, eth_provider_uri, signer_uri, staking_provider,
network, force):
"""Unbonds an operator from an authorized staking provider."""
#
# Setup
#
emitter = StdoutEmitter()
if not signer_uri:
emitter.message('--signer is required', color='red')
raise click.Abort()
if not network:
network = select_network(emitter=emitter,
network_type=NetworksInventory.ETH)
connect_to_blockchain(eth_provider_uri=eth_provider_uri, emitter=emitter)
registry = get_registry(network=network,
registry_filepath=registry_filepath)
agent = ContractAgency.get_agent(PREApplicationAgent, registry=registry)
signer = Signer.from_signer_uri(signer_uri)
transacting_power = TransactingPower(account=staking_provider,
signer=signer)
#
# Check
#
bonded, onchain_operator_address = is_bonded(
agent=agent, staking_provider=staking_provider, return_address=True)
if not bonded:
emitter.message(NOT_BONDED.format(provider=staking_provider),
color='red')
raise click.Abort()
check_bonding_requirements(emitter=emitter,
agent=agent,
staking_provider=staking_provider)
#
# Unbond
#
if not force:
click.confirm(CONFIRM_UNBONDING.format(
provider=staking_provider, operator=onchain_operator_address),
abort=True)
transacting_power.unlock(password=get_client_password(
checksum_address=staking_provider,
envvar=NUCYPHER_ENVVAR_STAKING_PROVIDER_ETH_PASSWORD))
emitter.echo(UNBONDING.format(operator=onchain_operator_address))
receipt = agent.bond_operator(operator=NULL_ADDRESS,
transacting_power=transacting_power,
staking_provider=staking_provider)
paint_receipt_summary(receipt=receipt, emitter=emitter)
def setup(self, general_config) -> tuple:
emitter = setup_emitter(general_config)
registry = get_registry(network=self.network,
registry_filepath=self.registry_filepath)
blockchain = connect_to_blockchain(emitter=emitter,
provider_uri=self.provider_uri)
return emitter, registry, blockchain
def bond(registry_filepath, eth_provider_uri, signer_uri, operator_address,
staking_provider, network, force):
"""
Bond an operator to a staking provider.
The staking provider must be authorized to use the PREApplication.
"""
#
# Setup
#
emitter = StdoutEmitter()
connect_to_blockchain(eth_provider_uri=eth_provider_uri, emitter=emitter)
if not signer_uri:
emitter.message('--signer is required', color='red')
raise click.Abort()
if not network:
network = select_network(emitter=emitter)
signer = Signer.from_signer_uri(signer_uri)
transacting_power = TransactingPower(account=staking_provider,
signer=signer)
registry = get_registry(network=network,
registry_filepath=registry_filepath)
agent = ContractAgency.get_agent(PREApplicationAgent, registry=registry)
#
# Checks
#
# Check for authorization
is_authorized(emitter=emitter,
agent=agent,
staking_provider=staking_provider)
# Check bonding
if is_bonded(agent=agent,
staking_provider=staking_provider,
return_address=False):
# operator is already set - check timing
check_bonding_requirements(emitter=emitter,
agent=agent,
staking_provider=staking_provider)
# Check for pre-existing staking providers for this operator
onchain_staking_provider = agent.get_staking_provider_from_operator(
operator_address=operator_address)
if onchain_staking_provider != NULL_ADDRESS:
emitter.message(ALREADY_BONDED.format(
provider=onchain_staking_provider, operator=operator_address),
color='red')
raise click.Abort() # dont steal bananas
# Check that operator is not human
if staking_provider != operator_address:
# if the operator has a beneficiary it is the staking provider.
beneficiary = agent.get_beneficiary(staking_provider=operator_address)
if beneficiary != NULL_ADDRESS:
emitter.message(UNEXPECTED_HUMAN_OPERATOR, color='red')
raise click.Abort()
#
# Bond
#
if not force:
click.confirm(CONFIRM_BONDING.format(provider=staking_provider,
operator=operator_address),
abort=True)
transacting_power.unlock(password=get_client_password(
checksum_address=staking_provider,
envvar=NUCYPHER_ENVVAR_STAKING_PROVIDER_ETH_PASSWORD))
emitter.echo(BONDING.format(operator=operator_address))
receipt = agent.bond_operator(operator=operator_address,
transacting_power=transacting_power,
staking_provider=staking_provider)
paint_receipt_summary(receipt=receipt, emitter=emitter)