def requests():
def _getDigest(req: Request):
return sha256(req.identifier.encode())
requests = Requests()
for id in req_identifiers:
req = Request(id)
req.getDigest = functools.partial(_getDigest, req)
requests.add(req)
assert len(requests) == 3
return requests
def requests():
def _getDigest(req: Request):
return sha256(req.identifier.encode())
requests = Requests()
for id in req_identifiers:
req = Request(id)
req.getDigest = functools.partial(_getDigest, req)
requests.add(req)
assert len(requests) == 3
return requests
def requests():
def _getDigest(req: Request):
return sha256(req.identifier.encode())
requests = Requests()
req = Request("1")
req.getDigest = functools.partial(_getDigest, req)
requests.add(req)
assert len(requests) == 1
return requests, req.key
def __init__(self, viewNo, quorums, ledger_ids):
node_names = ["Alpha", "Beta", "Gamma", "Delta"]
node_stack = FakeSomething(name="fake stack",
connecteds=set(node_names))
self.replicas = []
self.viewNo = viewNo
audit_ledger = FakeSomething(size=0,
get_last_txn=lambda *args: None,
getAllTxn=lambda *args, **kwargs: [])
db_manager = DatabaseManager()
db_manager.register_new_database(AUDIT_LEDGER_ID, audit_ledger)
super().__init__(name="fake node",
ledger_ids=ledger_ids,
_viewNo=viewNo,
quorums=quorums,
nodestack=node_stack,
utc_epoch=lambda *args: get_utc_epoch(),
mode=Mode.participating,
view_change_in_progress=False,
requests=Requests(),
onBatchCreated=lambda self, *args, **kwargs: True,
applyReq=lambda self, *args, **kwargs: True,
primaries=[],
get_validators=lambda: [],
db_manager=db_manager,
write_manager=FakeSomething(
database_manager=db_manager,
apply_request=lambda req, cons_time: None,
future_primary_handler=FakeSomething(
primaries={},
get_primaries=lambda *args: [])),
timer=QueueTimer(),
poolManager=FakeSomething(
node_names_ordered_by_rank=lambda: node_names))
def __init__(self, name: str, validators: List[str], inst_id: int):
self._name = name
self.inst_id = inst_id
self.view_no = 0
self.waiting_for_new_view = False
self.primaries = []
self.legacy_vc_in_progress = False
self.requests = Requests()
self.last_ordered_3pc = (0, 0)
self.primary_name = None
# seqNoEnd of the last stabilized checkpoint
self.stable_checkpoint = 0
# Checkpoint messages which the current node sent.
self.checkpoints = SortedListWithKey(
key=lambda checkpoint: checkpoint.seqNoEnd)
# List of PrePrepare messages, for which quorum of Prepare messages is not reached yet
self.preprepared = [] # type: List[PrePrepare]
# List of PrePrepare messages, for which quorum of Prepare messages is reached
self.prepared = [] # type: List[PrePrepare]
self._validators = None
self._quorums = None
self.set_validators(validators)
self._low_watermark = 0
self.log_size = getConfig().LOG_SIZE
self.high_watermark = self.low_watermark + self.log_size
self.pp_seq_no = 0
self.node_mode = Mode.starting
# ToDo: it should be set in view_change_service before view_change starting
self.legacy_last_prepared_before_view_change = None
def __init__(self, name: str, validators: List[str], inst_id: int):
self._name = name
self.inst_id = inst_id
self.view_no = 0
self.last_ordered_3pc = (0, 0)
self.waiting_for_new_view = False
self.primaries = []
self._legacy_vc_in_progress = False
self._is_participating = False
self._requests = Requests()
self._last_ordered_3pc = (0, 0)
self.primary_name = None
self.stable_checkpoint = 0
self.checkpoints = SortedListWithKey(
key=lambda checkpoint: checkpoint.seqNoEnd)
self.preprepared = [] # type: List[PrePrepare]
self.prepared = [] # type: List[PrePrepare]
self._validators = None
self._quorums = None
self.set_validators(validators)
self.low_watermark = 0
self.log_size = 300 # TODO: use config value
self.high_watermark = self.low_watermark + self.log_size
self._total_nodes = len(self.validators)
self.pp_seq_no = 0
self.node_mode = Mode.starting
# ToDo: it should be set in view_change_service before view_change starting
self.legacy_last_prepared_before_view_change = None
def __init__(self, viewNo, quorums, ledger_ids):
node_stack = FakeSomething(
name="fake stack", connecteds={"Alpha", "Beta", "Gamma", "Delta"})
self.replicas = []
self.viewNo = viewNo
super().__init__(name="fake node",
ledger_ids=ledger_ids,
_viewNo=viewNo,
quorums=quorums,
nodestack=node_stack,
utc_epoch=lambda *args: get_utc_epoch(),
mode=Mode.participating,
view_change_in_progress=False,
pre_view_change_in_progress=False,
requests=Requests(),
onBatchCreated=lambda self, *args, **kwargs: True,
applyReq=lambda self, *args, **kwargs: True,
primaries=[],
get_validators=lambda: [],
db_manager=None,
internal_bus=InternalBus(),
write_manager=FakeSomething(
database_manager=DatabaseManager(),
apply_request=lambda req, cons_time: None),
timer=QueueTimer())
def replica(replica):
replica.node.requests = Requests()
replica.isMaster = True
replica.node.replica = replica
replica.node.doDynamicValidation = functools.partial(randomDynamicValidation, replica.node)
replica.node.applyReq = lambda self, *args, **kwargs: True
replica.stateRootHash = lambda self, *args, **kwargs: base58.b58encode(randomString(32)).decode()
replica.txnRootHash = lambda self, *args, **kwargs: base58.b58encode(randomString(32)).decode()
replica.node.onBatchCreated = lambda self, *args, **kwargs: True
replica.requestQueues[DOMAIN_LEDGER_ID] = OrderedSet()
return replica
def replica(r):
r.stateRootHash = lambda ledger_id, to_str=False: "EuDgqga9DNr4bjH57Rdq6BRtvCN1PV9UX5Mpnm9gbMA" + str(ledger_id + 1)
r.txnRootHash = lambda ledger_id, to_str=False: "AuDgqga9DNr4bjH57Rdq6BRtvCN1PV9UX5Mpnm9gbMA" + str(ledger_id + 1)
r.node.onBatchCreated = lambda *args: None
r.isMaster = True
r.node.requests = Requests()
r._bls_bft_replica.process_order = lambda *args: None
r.node.last_sent_pp_store_helper = FakeSomething()
r.node.last_sent_pp_store_helper.store_last_sent_pp_seq_no = lambda *args: None
r.last_accepted_pre_prepare_time = r.get_current_time()
return r
def __init__(self, tmpdir, config=None):
node_names = ['Node1', 'Node2', 'Node3', 'Node4']
self.basedirpath = tmpdir
self.name = node_names[0]
self.viewNo = 0
self.db_manager = DatabaseManager()
self.timer = QueueTimer()
self.f = 1
self.replicas = dict()
self.requests = Requests()
self.rank = None
self.allNodeNames = node_names
self.nodeReg = {name: HA("127.0.0.1", 0) for name in self.allNodeNames}
self.nodeIds = []
self.totalNodes = len(self.allNodeNames)
self.poolManager = FakeSomething(
node_names_ordered_by_rank=lambda: node_names)
self.mode = Mode.starting
self.monitor = FakeSomething(isMasterDegraded=lambda: False)
self.config = config or getConfigOnce()
self.nodeStatusDB = None
self.quorums = Quorums(self.totalNodes)
self.nodestack = FakeSomething(connecteds=set(self.allNodeNames))
self.write_manager = FakeSomething(
node_reg_handler=NodeRegHandler(self.db_manager))
self.primaries_selector = RoundRobinConstantNodesPrimariesSelector(
node_names)
self.replicas = {
0: Replica(node=self, instId=0, isMaster=True, config=self.config),
1: Replica(node=self, instId=1, isMaster=False,
config=self.config),
2: Replica(node=self, instId=2, isMaster=False, config=self.config)
}
self.requiredNumberOfInstances = 2
self._found = False
self.ledgerManager = LedgerManager(self)
ledger0 = FakeLedger(0, 10)
ledger1 = FakeLedger(1, 5)
self.ledgerManager.addLedger(0, ledger0)
self.ledgerManager.addLedger(1, ledger1)
self.quorums = Quorums(self.totalNodes)
self.metrics = NullMetricsCollector()
# For catchup testing
self.view_change_in_progress = False
self.ledgerManager.last_caught_up_3PC = (0, 0)
self.master_last_ordered_3PC = (0, 0)
self.seqNoDB = {}
# callbacks
self.onBatchCreated = lambda self, *args, **kwargs: True
def __init__(self, viewNo, quorums, ledger_ids):
node_stack = FakeSomething(
name="fake stack", connecteds={"Alpha", "Beta", "Gamma", "Delta"})
super().__init__(name="fake node",
ledger_ids=ledger_ids,
viewNo=viewNo,
quorums=quorums,
nodestack=node_stack,
utc_epoch=lambda *args: get_utc_epoch(),
mode=Mode.participating,
view_change_in_progress=False,
requests=Requests(),
onBatchCreated=lambda self, *args, **kwargs: True,
applyReq=lambda self, *args, **kwargs: True)
def __init__(self, tmpdir, config=None):
self.basedirpath = tmpdir
self.name = 'Node1'
self.internal_bus = InternalBus()
self.db_manager = DatabaseManager()
self.timer = QueueTimer()
self.f = 1
self.replicas = dict()
self.requests = Requests()
self.rank = None
self.allNodeNames = [self.name, 'Node2', 'Node3', 'Node4']
self.nodeReg = {name: HA("127.0.0.1", 0) for name in self.allNodeNames}
self.nodeIds = []
self.totalNodes = len(self.allNodeNames)
self.mode = Mode.starting
self.config = config or getConfigOnce()
self.nodeStatusDB = None
self.replicas = {
0: Replica(node=self, instId=0, isMaster=True, config=self.config),
1: Replica(node=self, instId=1, isMaster=False,
config=self.config),
2: Replica(node=self, instId=2, isMaster=False,
config=self.config),
}
self._found = False
self.ledgerManager = LedgerManager(self)
ledger0 = FakeLedger(0, 10)
ledger1 = FakeLedger(1, 5)
self.ledgerManager.addLedger(0, ledger0)
self.ledgerManager.addLedger(1, ledger1)
self.quorums = Quorums(self.totalNodes)
self.view_changer = create_view_changer(self)
self.elector = PrimarySelector(self)
self.metrics = NullMetricsCollector()
# For catchup testing
self.catchup_rounds_without_txns = 0
self.view_change_in_progress = False
self.ledgerManager.last_caught_up_3PC = (0, 0)
self.master_last_ordered_3PC = (0, 0)
self.seqNoDB = {}
# callbacks
self.onBatchCreated = lambda self, *args, **kwargs: True
def __init__(self,
name: str,
validators: List[str],
inst_id: int,
is_master: bool = True):
self._name = name
self.inst_id = inst_id
self.view_no = 0
self.waiting_for_new_view = False
self.primaries = []
self.is_master = is_master
self.legacy_vc_in_progress = False
self.requests = Requests()
self.last_ordered_3pc = (0, 0)
# Indicates name of the primary replica of this protocol instance.
# None in case the replica does not know who the primary of the
# instance is
# TODO: Replace this by read-only property which uses primaries and inst_id
self.primary_name = None
# seqNoEnd of the last stabilized checkpoint
self.stable_checkpoint = 0
# Checkpoint messages which the current node sent.
# TODO: Replace sorted list with dict
self.checkpoints = SortedListWithKey(
key=lambda checkpoint: checkpoint.seqNoEnd)
self.checkpoints.append(self.initial_checkpoint)
# List of BatchIDs of PrePrepare messages for which quorum of Prepare messages is not reached yet
self.preprepared = [] # type: List[BatchID]
# List of BatchIDs of PrePrepare messages for which quorum of Prepare messages is reached
self.prepared = [] # type: List[BatchID]
self._validators = None
self.quorums = None
# a list of validator node names ordered by rank (historical order of adding)
self.set_validators(validators)
self.low_watermark = 0
self.log_size = getConfig().LOG_SIZE
self.high_watermark = self.low_watermark + self.log_size
self.pp_seq_no = 0
self.node_mode = Mode.starting
# ToDo: it should be set in view_change_service before view_change starting
# 3 phase key for the last prepared certificate before view change
# started, applicable only to master instance
self.legacy_last_prepared_before_view_change = None
def __init__(self, tmpdir, config=None):
self.basedirpath = tmpdir
self.name = 'Node1'
self.f = 1
self.replicas = dict()
self.requests = Requests()
self.rank = None
self.allNodeNames = [self.name, 'Node2', 'Node3', 'Node4']
self.nodeReg = {name: HA("127.0.0.1", 0) for name in self.allNodeNames}
self.totalNodes = len(self.allNodeNames)
self.mode = Mode.starting
self.config = config or getConfigOnce()
self.replicas = {
0: Replica(node=self, instId=0, isMaster=True, config=self.config),
1: Replica(node=self, instId=1, isMaster=False,
config=self.config),
2: Replica(node=self, instId=2, isMaster=False,
config=self.config),
}
self._found = False
self.ledgerManager = LedgerManager(self, ownedByNode=True)
ledger0 = FakeLedger(0, 10)
ledger1 = FakeLedger(1, 5)
self.ledgerManager.addLedger(0, ledger0)
self.ledgerManager.addLedger(1, ledger1)
self.quorums = Quorums(self.totalNodes)
self.view_changer = ViewChanger(self)
self.elector = PrimarySelector(self)
self.metrics = NullMetricsCollector()
# For catchup testing
self.catchup_rounds_without_txns = 0
self.view_change_in_progress = False
self.ledgerManager.last_caught_up_3PC = (0, 0)
self.master_last_ordered_3PC = (0, 0)
self.seqNoDB = {}
def __init__(self,
name: str,
validators: List[str],
inst_id: int,
is_master: bool = True):
self._name = name
self.inst_id = inst_id
self.view_no = 0
self.waiting_for_new_view = False
self.primaries = []
self.is_master = is_master
self.legacy_vc_in_progress = False
self.requests = Requests()
self.last_ordered_3pc = (0, 0)
# Indicates name of the primary replica of this protocol instance.
# None in case the replica does not know who the primary of the
# instance is
# TODO: Replace this by read-only property which uses primaries and inst_id
self.primary_name = None
# seqNoEnd of the last stabilized checkpoint
self.stable_checkpoint = 0
# Checkpoint messages which the current node sent.
# TODO: Replace sorted list with dict
self.checkpoints = SortedListWithKey(
key=lambda checkpoint: checkpoint.seqNoEnd)
self.checkpoints.append(self.initial_checkpoint)
# List of BatchIDs of PrePrepare messages for which quorum of Prepare messages is not reached yet
self.preprepared = [] # type: List[BatchID]
# List of BatchIDs of PrePrepare messages for which quorum of Prepare messages is reached
self.prepared = [] # type: List[BatchID]
self._validators = None
self.quorums = None
self.view_change_votes = ViewChangeVotesForView(
Quorums(len(validators)))
# a list of validator node names ordered by rank (historical order of adding)
self.set_validators(validators)
self.low_watermark = 0
self.log_size = getConfig().LOG_SIZE
self.high_watermark = self.low_watermark + self.log_size
self.pp_seq_no = 0
self.node_mode = Mode.starting
# ToDo: it should be set in view_change_service before view_change starting
# 3 phase key for the last prepared certificate before view change
# started, applicable only to master instance
self.legacy_last_prepared_before_view_change = None
self.prev_view_prepare_cert = None
# Dictionary of sent PRE-PREPARE that are stored by primary replica
# which it has broadcasted to all other non primary replicas
# Key of dictionary is a 2 element tuple with elements viewNo,
# pre-prepare seqNo and value is the received PRE-PREPARE
self.sent_preprepares = SortedDict(lambda k: (k[0], k[1]))
# type: Dict[Tuple[int, int], PrePrepare]
# Dictionary of all Prepare requests. Key of dictionary is a 2
# element tuple with elements viewNo, seqNo and value is a 2 element
# tuple containing request digest and set of sender node names(sender
# replica names in case of multiple protocol instances)
# (viewNo, seqNo) -> ((identifier, reqId), {senders})
self.prepares = Prepares()
# type: Dict[Tuple[int, int], Tuple[Tuple[str, int], Set[str]]]
self.commits = Commits()
# type: Dict[Tuple[int, int], Tuple[Tuple[str, int], Set[str]]]
# Tracks for which keys PRE-PREPAREs have been requested.
# Cleared in `gc`
self.requested_pre_prepares = {}
