def init_chain(self, genesis):
"""Initialize chain with block of height 0"""
validator_set = [vutils.decode_validator(v) for v in genesis.validators]
block = Block(app_hash='', height=0, transactions=[])
self.bigchaindb.store_block(block._asdict())
self.bigchaindb.store_validator_set(1, validator_set, None)
return ResponseInitChain()
def init_chain(self, genesis):
"""Initialize chain upon genesis or a migration"""
app_hash = ''
height = 0
known_chain = self.bigchaindb.get_latest_abci_chain()
if known_chain is not None:
chain_id = known_chain['chain_id']
if known_chain['is_synced']:
msg = f'Got invalid InitChain ABCI request ({genesis}) - ' + \
'the chain {chain_id} is already synced.'
logger.error(msg)
sys.exit(1)
if chain_id != genesis.chain_id:
validators = self.bigchaindb.get_validators()
self.log_abci_migration_error(chain_id, validators)
sys.exit(1)
# set migration values for app hash and height
block = self.bigchaindb.get_latest_block()
app_hash = '' if block is None else block['app_hash']
height = 0 if block is None else block['height'] + 1
known_validators = self.bigchaindb.get_validators()
validator_set = [
vutils.decode_validator(v) for v in genesis.validators
]
if known_validators and known_validators != validator_set:
self.log_abci_migration_error(known_chain['chain_id'],
known_validators)
sys.exit(1)
block = Block(app_hash=app_hash, height=height, transactions=[])
self.bigchaindb.store_block(block._asdict())
self.bigchaindb.store_validator_set(height + 1, validator_set)
abci_chain_height = 0 if known_chain is None else known_chain['height']
self.bigchaindb.store_abci_chain(abci_chain_height, genesis.chain_id,
True)
self.chain = {
'height': abci_chain_height,
'is_synced': True,
'chain_id': genesis.chain_id
}
return ResponseInitChain()
def init_chain(self, genesis):
"""Initialize chain upon genesis or a migration"""
app_hash = ''
height = 0
known_chain = self.bigchaindb.get_latest_abci_chain()
if known_chain is not None:
chain_id = known_chain['chain_id']
if known_chain['is_synced']:
msg = f'Got invalid InitChain ABCI request ({genesis}) - ' + \
'the chain {chain_id} is already synced.'
logger.error(msg)
sys.exit(1)
if chain_id != genesis.chain_id:
validators = self.bigchaindb.get_validators()
self.log_abci_migration_error(chain_id, validators)
sys.exit(1)
# set migration values for app hash and height
block = self.bigchaindb.get_latest_block()
app_hash = '' if block is None else block['app_hash']
height = 0 if block is None else block['height'] + 1
known_validators = self.bigchaindb.get_validators()
validator_set = [vutils.decode_validator(v)
for v in genesis.validators]
if known_validators and known_validators != validator_set:
self.log_abci_migration_error(known_chain['chain_id'],
known_validators)
sys.exit(1)
block = Block(app_hash=app_hash, height=height, transactions=[])
self.bigchaindb.store_block(block._asdict())
self.bigchaindb.store_validator_set(height + 1, validator_set)
abci_chain_height = 0 if known_chain is None else known_chain['height']
self.bigchaindb.store_abci_chain(abci_chain_height,
genesis.chain_id, True)
self.chain = {'height': abci_chain_height, 'is_synced': True,
'chain_id': genesis.chain_id}
return ResponseInitChain()
