def test_all_replicas_hold_request_keys(
perf_chk_patched,
looper,
txnPoolNodeSet,
sdk_wallet_client,
sdk_pool_handle):
"""
All replicas whether primary or non primary hold request keys of forwarded
requests. Once requests are ordered, they request keys are removed from replica.
"""
tconf = perf_chk_patched
delay_3pc = 2
delay_3pc_messages(txnPoolNodeSet, 0, delay_3pc)
delay_3pc_messages(txnPoolNodeSet, 1, delay_3pc)
def chk(count):
# All replicas have same amount of forwarded request keys and all keys
# are finalised.
for node in txnPoolNodeSet:
for r in node.replicas.values():
if r.isPrimary is False:
assert len(r.requestQueues[DOMAIN_LEDGER_ID]) == count
for i in range(count):
k = r.requestQueues[DOMAIN_LEDGER_ID][i]
assert r.requests[k].finalised
elif r.isPrimary is True:
assert len(r.requestQueues[DOMAIN_LEDGER_ID]) == 0
reqs = sdk_signed_random_requests(looper,
sdk_wallet_client,
tconf.Max3PCBatchSize - 1)
req_resps = sdk_send_signed_requests(sdk_pool_handle, reqs)
# Only non primary replicas should have all request keys with them
looper.run(eventually(chk, tconf.Max3PCBatchSize - 1))
sdk_get_replies(looper, req_resps, timeout=sdk_eval_timeout(
tconf.Max3PCBatchSize - 1, len(txnPoolNodeSet),
add_delay_to_timeout=delay_3pc))
# Replicas should have no request keys with them since they are ordered
looper.run(eventually(chk, 0)) # Need to wait since one node might not
# have processed it.
delay = 1
for node in txnPoolNodeSet:
node.nodeIbStasher.delay(nom_delay(delay))
ensure_view_change(looper, txnPoolNodeSet)
reqs = sdk_signed_random_requests(looper,
sdk_wallet_client,
2 * tconf.Max3PCBatchSize)
req_resps = sdk_send_signed_requests(sdk_pool_handle, reqs)
looper.run(eventually(chk, 2 * tconf.Max3PCBatchSize))
# Since each nomination is delayed and there will be multiple nominations
# so adding some extra time
timeout = waits.expectedPoolElectionTimeout(len(txnPoolNodeSet)) + \
len(txnPoolNodeSet) * delay
ensureElectionsDone(looper, txnPoolNodeSet, customTimeout=timeout)
sdk_get_replies(looper, req_resps, timeout=timeout)
looper.run(eventually(chk, 0))
def test_all_replicas_hold_request_keys(perf_chk_patched, looper,
txnPoolNodeSet, sdk_wallet_client,
sdk_pool_handle):
"""
All replicas whether primary or non primary hold request keys of forwarded
requests. Once requests are ordered, they request keys are removed from replica.
"""
tconf = perf_chk_patched
delay_3pc = 2
delay_3pc_messages(txnPoolNodeSet, 0, delay_3pc)
delay_3pc_messages(txnPoolNodeSet, 1, delay_3pc)
def chk(count):
# All replicas have same amount of forwarded request keys and all keys
# are finalised.
for node in txnPoolNodeSet:
for r in node.replicas.values():
if r.isPrimary is False:
assert len(r.requestQueues[DOMAIN_LEDGER_ID]) == count
for i in range(count):
k = r.requestQueues[DOMAIN_LEDGER_ID][i]
assert r.requests[k].finalised
elif r.isPrimary is True:
assert len(r.requestQueues[DOMAIN_LEDGER_ID]) == 0
reqs = sdk_signed_random_requests(looper, sdk_wallet_client,
tconf.Max3PCBatchSize - 1)
req_resps = sdk_send_signed_requests(sdk_pool_handle, reqs)
# Only non primary replicas should have all request keys with them
looper.run(eventually(chk, tconf.Max3PCBatchSize - 1))
sdk_get_replies(looper,
req_resps,
timeout=sdk_eval_timeout(tconf.Max3PCBatchSize - 1,
len(txnPoolNodeSet),
add_delay_to_timeout=delay_3pc))
# Replicas should have no request keys with them since they are ordered
looper.run(eventually(chk, 0)) # Need to wait since one node might not
# have processed it.
delay = 1
for node in txnPoolNodeSet:
node.nodeIbStasher.delay(nom_delay(delay))
ensure_view_change(looper, txnPoolNodeSet)
reqs = sdk_signed_random_requests(looper, sdk_wallet_client,
2 * tconf.Max3PCBatchSize)
req_resps = sdk_send_signed_requests(sdk_pool_handle, reqs)
looper.run(eventually(chk, 2 * tconf.Max3PCBatchSize))
# Since each nomination is delayed and there will be multiple nominations
# so adding some extra time
timeout = waits.expectedPoolElectionTimeout(len(txnPoolNodeSet)) + \
len(txnPoolNodeSet) * delay
ensureElectionsDone(looper, txnPoolNodeSet, customTimeout=timeout)
sdk_get_replies(looper, req_resps, timeout=timeout)
looper.run(eventually(chk, 0))
def test_belated_request_not_processed_if_already_in_3pc_process(
looper, txnPoolNodeSet, sdk_pool_handle, sdk_wallet_client):
delta = txnPoolNodeSet[3]
initial_ledger_size = delta.domainLedger.size
delta.clientIbStasher.delay(req_delay(300))
for node in txnPoolNodeSet:
node.nodeIbStasher.delay(cDelay(300))
one_req = sdk_signed_random_requests(looper, sdk_wallet_client, 1)
sdk_send_signed_requests(sdk_pool_handle, one_req)
looper.runFor(
waits.expectedPropagateTime(len(txnPoolNodeSet)) +
waits.expectedPrePrepareTime(len(txnPoolNodeSet)) +
waits.expectedPrepareTime(len(txnPoolNodeSet)) +
waits.expectedCommittedTime(len(txnPoolNodeSet)))
delta.clientIbStasher.reset_delays_and_process_delayeds()
looper.runFor(
waits.expectedPropagateTime(len(txnPoolNodeSet)) +
waits.expectedPrePrepareTime(len(txnPoolNodeSet)) +
waits.expectedPrepareTime(len(txnPoolNodeSet)) +
waits.expectedCommittedTime(len(txnPoolNodeSet)))
for node in txnPoolNodeSet:
node.nodeIbStasher.reset_delays_and_process_delayeds()
looper.runFor(waits.expectedOrderingTime(delta.replicas.num_replicas))
for node in txnPoolNodeSet:
assert node.domainLedger.size - initial_ledger_size == 1
def _add_txns_to_ledger(node, looper, sdk_wallet_client, num_txns_in_reply, reply_count):
'''
Add txn_count transactions to node's ledger and return
ConsistencyProof for all new transactions and list of CatchupReplies
:return: ConsistencyProof, list of CatchupReplies
'''
txn_count = num_txns_in_reply * reply_count
ledger_manager = node.ledgerManager
ledger = ledger_manager.ledgerRegistry[ledger_id].ledger
catchup_rep_service = ledger_manager._node_leecher._leechers[ledger_id]._catchup_rep_service
reqs = sdk_signed_random_requests(looper, sdk_wallet_client, txn_count)
# add transactions to ledger
for req in reqs:
txn = append_txn_metadata(reqToTxn(req), txn_time=12345678)
catchup_rep_service._add_txn(txn)
# generate CatchupReps
replies = []
for i in range(ledger.seqNo - txn_count + 1, ledger.seqNo + 1, num_txns_in_reply):
start = i
end = i + num_txns_in_reply - 1
cons_proof = ledger_manager._node_seeder._make_consistency_proof(ledger, end, ledger.size)
txns = {}
for seq_no, txn in ledger.getAllTxn(start, end):
txns[str(seq_no)] = ledger_manager.owner.update_txn_with_extra_data(txn)
replies.append(CatchupRep(ledger_id,
SortedDict(txns),
cons_proof))
three_pc_key = node.three_phase_key_for_txn_seq_no(ledger_id, ledger.seqNo)
view_no, pp_seq_no = three_pc_key if three_pc_key else (0, 0)
return CatchupTill(start_size=ledger.seqNo - txn_count,
final_size=ledger.seqNo,
final_hash=Ledger.hashToStr(ledger.tree.merkle_tree_hash(0, ledger.seqNo)),
view_no=view_no,
pp_seq_no=pp_seq_no), replies
def _add_txns_to_ledger(node, looper, sdk_wallet_client, num_txns_in_reply,
reply_count):
'''
Add txn_count transactions to node's ledger and return
ConsistencyProof for all new transactions and list of CatchupReplies
:return: ConsistencyProof, list of CatchupReplies
'''
txn_count = num_txns_in_reply * reply_count
ledger_manager = node.ledgerManager
ledger = ledger_manager.ledgerRegistry[ledger_id].ledger
ledger_info = ledger_manager.getLedgerInfoByType(ledger_id)
reqs = sdk_signed_random_requests(looper, sdk_wallet_client, txn_count)
# add transactions to ledger
for req in reqs:
txn = append_txn_metadata(reqToTxn(req), txn_time=12345678)
ledger_manager._add_txn(ledger_id, ledger, ledger_info, txn)
# generate CatchupReps
replies = []
for i in range(ledger.seqNo - txn_count + 1, ledger.seqNo + 1,
num_txns_in_reply):
start = i
end = i + num_txns_in_reply - 1
cons_proof = ledger_manager._make_consistency_proof(
ledger, end, ledger.size)
txns = {}
for seq_no, txn in ledger.getAllTxn(start, end):
txns[str(
seq_no)] = ledger_manager.owner.update_txn_with_extra_data(txn)
replies.append(CatchupRep(ledger_id, SortedDict(txns), cons_proof))
return ledger_manager._buildConsistencyProof(ledger_id,
ledger.seqNo - txn_count,
ledger.seqNo), replies
def test_hook_pre_send_reply(looper, txnPoolNodeSet, sdk_pool_handle, sdk_wallet_client):
def hook_add_field(*args, **kwargs):
kwargs['committed_txns'][0][foo] = foo
register_hook(txnPoolNodeSet, NodeHooks.PRE_SEND_REPLY, hook_add_field)
# Reply on request
signed_reqs = sdk_signed_random_requests(looper, sdk_wallet_client, 1)
reqs = sdk_send_signed_requests(sdk_pool_handle, signed_reqs)
reply = sdk_get_and_check_replies(looper, reqs)[0]
assert foo in reply[1][f.RESULT.nm]
assert reply[1][f.RESULT.nm][foo] == foo
# Reply on repeated request
reqs = sdk_send_signed_requests(sdk_pool_handle, signed_reqs)
reply = sdk_get_and_check_replies(looper, reqs)[0]
assert foo in reply[1][f.RESULT.nm]
assert reply[1][f.RESULT.nm][foo] == foo
# Reply on get_txn request
_, did = sdk_wallet_client
request = sdk_build_get_txn_request(
looper, did, reply[1][f.RESULT.nm][TXN_METADATA][f.SEQ_NO.nm])
request_couple = sdk_sign_and_send_prepared_request(looper,
sdk_wallet_client,
sdk_pool_handle,
request)
reply = sdk_get_and_check_replies(looper, [request_couple])[0]
assert foo in reply[1][f.RESULT.nm]['data']
assert reply[1][f.RESULT.nm]['data'][foo] == foo
def test_hook_pre_send_reply(looper, txnPoolNodeSet, sdk_pool_handle,
sdk_wallet_client):
def hook_add_field(*args, **kwargs):
kwargs['committed_txns'][0][foo] = foo
register_hook(txnPoolNodeSet, NodeHooks.PRE_SEND_REPLY, hook_add_field)
# Reply on request
signed_reqs = sdk_signed_random_requests(looper, sdk_wallet_client, 1)
reqs = sdk_send_signed_requests(sdk_pool_handle, signed_reqs)
reply = sdk_get_and_check_replies(looper, reqs)[0]
assert foo in reply[1][f.RESULT.nm]
assert reply[1][f.RESULT.nm][foo] == foo
# Reply on repeated request
reqs = sdk_send_signed_requests(sdk_pool_handle, signed_reqs)
reply = sdk_get_and_check_replies(looper, reqs)[0]
assert foo in reply[1][f.RESULT.nm]
assert reply[1][f.RESULT.nm][foo] == foo
# Reply on get_txn request
_, did = sdk_wallet_client
request = sdk_build_get_txn_request(
looper, did, reply[1][f.RESULT.nm][TXN_METADATA][f.SEQ_NO.nm])
request_couple = sdk_sign_and_send_prepared_request(
looper, sdk_wallet_client, sdk_pool_handle, request)
reply = sdk_get_and_check_replies(looper, [request_couple])[0]
assert foo in reply[1][f.RESULT.nm]['data']
assert reply[1][f.RESULT.nm]['data'][foo] == foo
def _add_txns_to_ledger(node, looper, sdk_wallet_client, num_txns_in_reply, reply_count):
'''
Add txn_count transactions to node's ledger and return
ConsistencyProof for all new transactions and list of CatchupReplies
:return: ConsistencyProof, list of CatchupReplies
'''
txn_count = num_txns_in_reply * reply_count
ledger_manager = node.ledgerManager
ledger = ledger_manager.ledgerRegistry[ledger_id].ledger
ledger_info = ledger_manager.getLedgerInfoByType(ledger_id)
reqs = sdk_signed_random_requests(looper, sdk_wallet_client, txn_count)
# add transactions to ledger
for req in reqs:
txn = append_txn_metadata(reqToTxn(req), txn_time=12345678)
ledger_manager._add_txn(
ledger_id, ledger, ledger_info, txn)
# generate CatchupReps
replies = []
for i in range(ledger.seqNo - txn_count + 1, ledger.seqNo + 1, num_txns_in_reply):
start = i
end = i + num_txns_in_reply - 1
cons_proof = ledger_manager._make_consistency_proof(ledger, end, ledger.size)
txns = {}
for seq_no, txn in ledger.getAllTxn(start, end):
txns[str(seq_no)] = ledger_manager.owner.update_txn_with_extra_data(txn)
replies.append(CatchupRep(ledger_id,
SortedDict(txns),
cons_proof))
return ledger_manager._buildConsistencyProof(ledger_id,
ledger.seqNo - txn_count,
ledger.seqNo), replies
def test_6_nodes_pool_cannot_reach_quorum_with_2_disconnected(
txnPoolNodeSet, looper, sdk_pool_handle,
sdk_wallet_client):
'''
Check that we can not reach consensus when more than n-f nodes
are disconnected: disconnect 2 of 6 nodes
'''
faulties = nodes_by_rank(txnPoolNodeSet)[-faultyNodes:]
current_node_set = set(txnPoolNodeSet)
for node in faulties:
for r in node.replicas.values():
assert not r.isPrimary
disconnect_node_and_ensure_disconnected(
looper, current_node_set, node, stopNode=False)
current_node_set.remove(node)
reqs = sdk_signed_random_requests(looper, sdk_wallet_client, 1)
with pytest.raises(PoolLedgerTimeoutException):
sdk_send_and_check(reqs, looper, txnPoolNodeSet, sdk_pool_handle)
check_request_is_not_returned_to_nodes(
txnPoolNodeSet, sdk_json_to_request_object(json.loads(reqs[0])))
# The following reconnection of nodes is needed in this test to avoid
# pytest process hangup
for node in faulties:
current_node_set.add(node)
reconnect_node_and_ensure_connected(looper, current_node_set, node)
def test_6_nodes_pool_cannot_reach_quorum_with_2_disconnected(
txnPoolNodeSet, looper, sdk_pool_handle,
sdk_wallet_client):
'''
Check that we can not reach consensus when more than n-f nodes
are disconnected: disconnect 2 of 6 nodes
'''
faulties = nodes_by_rank(txnPoolNodeSet)[-faultyNodes:]
current_node_set = set(txnPoolNodeSet)
for node in faulties:
for r in node.replicas:
assert not r.isPrimary
disconnect_node_and_ensure_disconnected(
looper, current_node_set, node, stopNode=False)
current_node_set.remove(node)
reqs = sdk_signed_random_requests(looper, sdk_wallet_client, 1)
with pytest.raises(TimeoutError):
sdk_send_and_check(reqs, looper, txnPoolNodeSet, sdk_pool_handle)
check_request_is_not_returned_to_nodes(
txnPoolNodeSet, sdk_json_to_request_object(json.loads(reqs[0])))
# The following reconnection of nodes is needed in this test to avoid
# pytest process hangup
for node in faulties:
current_node_set.add(node)
reconnect_node_and_ensure_connected(looper, current_node_set, node)
def test_belated_request_not_processed_if_already_in_3pc_process(
looper, txnPoolNodeSet, sdk_pool_handle, sdk_wallet_client):
delta = txnPoolNodeSet[3]
initial_ledger_size = delta.domainLedger.size
delta.clientIbStasher.delay(req_delay(300))
for node in txnPoolNodeSet:
node.nodeIbStasher.delay(cDelay(300))
one_req = sdk_signed_random_requests(looper, sdk_wallet_client, 1)
sdk_send_signed_requests(sdk_pool_handle, one_req)
looper.runFor(waits.expectedPropagateTime(len(txnPoolNodeSet)) +
waits.expectedPrePrepareTime(len(txnPoolNodeSet)) +
waits.expectedPrepareTime(len(txnPoolNodeSet)) +
waits.expectedCommittedTime(len(txnPoolNodeSet)))
delta.clientIbStasher.reset_delays_and_process_delayeds()
looper.runFor(waits.expectedPropagateTime(len(txnPoolNodeSet)) +
waits.expectedPrePrepareTime(len(txnPoolNodeSet)) +
waits.expectedPrepareTime(len(txnPoolNodeSet)) +
waits.expectedCommittedTime(len(txnPoolNodeSet)))
for node in txnPoolNodeSet:
node.nodeIbStasher.reset_delays_and_process_delayeds()
looper.runFor(waits.expectedOrderingTime(delta.replicas.num_replicas))
for node in txnPoolNodeSet:
assert node.domainLedger.size - initial_ledger_size == 1
def test_process_invalid_catchup_reply(txnPoolNodeSet, looper,
sdk_wallet_client):
'''
Test correct work of method processCatchupRep and that sending replies
in reverse order will call a few iterations of cycle in _processCatchupRep
'''
ledger_manager = txnPoolNodeSet[0].ledgerManager
catchup_rep_service = ledger_manager._leechers[
ledger_id].catchup_rep_service
ledger = ledger_manager.ledgerRegistry[ledger_id].ledger
ledger_size = ledger.size
num_txns_in_reply = 3
reply_count = 2
cons_proof, catchup_reps = _add_txns_to_ledger(txnPoolNodeSet[1], looper,
sdk_wallet_client,
num_txns_in_reply,
reply_count)
catchup_rep_service._catchup_till = cons_proof
catchup_rep_service._is_working = True
# make invalid catchup reply by dint of adding new transaction in it
reply2 = catchup_reps[1]
txns = OrderedDict(getattr(reply2, f.TXNS.nm))
req = sdk_signed_random_requests(looper, sdk_wallet_client, 1)[0]
txns[str(ledger_size + 4)] = append_txn_metadata(reqToTxn(req),
txn_time=12345678)
invalid_reply2 = CatchupRep(ledger_id, txns,
getattr(reply2, f.CONS_PROOF.nm))
# process 2nd interval with invalid catchup reply
ledger_manager.processCatchupRep(invalid_reply2, sdk_wallet_client[1])
# check that invalid transaction was not added to ledger, but add to ledger_info.receivedCatchUpReplies
check_reply_not_applied(ledger_size, ledger, catchup_rep_service,
sdk_wallet_client[1], invalid_reply2)
# process valid reply from 1st interval
reply1 = catchup_reps[0]
ledger_manager.processCatchupRep(reply1, sdk_wallet_client[1])
# check that only valid reply added to ledger
ledger_size = check_replies_applied(ledger_size, ledger,
catchup_rep_service,
sdk_wallet_client[1], [reply1])
# check that invalid reply was removed from ledger_info.receivedCatchUpReplies
received_replies = {
str(seq_no)
for seq_no, _ in catchup_rep_service._received_catchup_txns
}
assert not set(reply2.txns.keys()).issubset(received_replies)
assert not catchup_rep_service._received_catchup_replies_from[
sdk_wallet_client[1]]
# check that valid reply for 2nd interval was added to ledger
reply2 = catchup_reps[1]
ledger_manager.processCatchupRep(reply2, sdk_wallet_client[1])
ledger_size = check_replies_applied(ledger_size, ledger,
catchup_rep_service,
sdk_wallet_client[1], [reply2])
assert not catchup_rep_service._received_catchup_replies_from
assert not catchup_rep_service._received_catchup_txns
def test_6_nodes_pool_cannot_reach_quorum_with_2_faulty(
afterElection, looper, txnPoolNodeSet, prepared1, sdk_wallet_client,
sdk_pool_handle):
reqs = sdk_signed_random_requests(looper, sdk_wallet_client, 1)
with pytest.raises(TimeoutError):
sdk_send_and_check(reqs, looper, txnPoolNodeSet, sdk_pool_handle)
check_request_is_not_returned_to_nodes(
txnPoolNodeSet, sdk_json_to_request_object(json.loads(reqs[0])))
def test_6_nodes_pool_cannot_reach_quorum_with_2_faulty(afterElection, looper,
txnPoolNodeSet, prepared1,
sdk_wallet_client, sdk_pool_handle):
reqs = sdk_signed_random_requests(looper, sdk_wallet_client, 1)
with pytest.raises(PoolLedgerTimeoutException):
sdk_send_and_check(reqs, looper, txnPoolNodeSet, sdk_pool_handle)
check_request_is_not_returned_to_nodes(
txnPoolNodeSet, sdk_json_to_request_object(json.loads(reqs[0])))
def test_catchup_during_3pc_continue_sending(tconf, looper, txnPoolNodeSet, sdk_wallet_client, sdk_pool_handle):
reqs = sdk_signed_random_requests(looper, sdk_wallet_client, tconf.Max3PCBatchSize + 2)
non_primary_replica = getNonPrimaryReplicas(txnPoolNodeSet, instId=0)[0]
# Simulate catch-up (add txns to ledger):
# add txns corresponding to the requests after we got enough COMMITs to
# order, but before ordering.
add_txns_to_ledger_before_order(
non_primary_replica, [json.loads(req) for req in reqs[:tconf.Max3PCBatchSize]])
sdk_send_and_check(reqs, looper, txnPoolNodeSet, sdk_pool_handle)
checkNodesHaveSameRoots(txnPoolNodeSet)
# send another requests and check that they are received
reqs = sdk_signed_random_requests(looper, sdk_wallet_client, 2 * tconf.Max3PCBatchSize - 2)
sdk_send_and_check(reqs, looper, txnPoolNodeSet, sdk_pool_handle)
checkNodesHaveSameRoots(txnPoolNodeSet)
def test_process_invalid_catchup_reply(txnPoolNodeSet, looper, sdk_wallet_client):
'''
Test correct work of method processCatchupRep and that sending replies
in reverse order will call a few iterations of cycle in _processCatchupRep
'''
ledger_manager = txnPoolNodeSet[0].ledgerManager
ledger_info = ledger_manager.getLedgerInfoByType(ledger_id)
ledger = ledger_manager.ledgerRegistry[ledger_id].ledger
ledger_size = ledger.size
num_txns_in_reply = 3
reply_count = 2
cons_proof, catchup_reps = _add_txns_to_ledger(txnPoolNodeSet[1],
looper,
sdk_wallet_client,
num_txns_in_reply,
reply_count)
ledger_info.catchUpTill = cons_proof
ledger_info.state = LedgerState.syncing
# make invalid catchup reply by dint of adding new transaction in it
reply2 = catchup_reps[1]
txns = OrderedDict(getattr(reply2, f.TXNS.nm))
req = sdk_signed_random_requests(looper, sdk_wallet_client, 1)[0]
txns[str(ledger_size + 4)] = append_txn_metadata(reqToTxn(req), txn_time=12345678)
invalid_reply2 = CatchupRep(ledger_id,
txns,
getattr(reply2, f.CONS_PROOF.nm))
# process 2nd interval with invalid catchup reply
ledger_manager.processCatchupRep(invalid_reply2,
sdk_wallet_client[1])
# check that invalid transaction was not added to ledger, but add to ledger_info.receivedCatchUpReplies
check_reply_not_applied(ledger_size, ledger, ledger_info, sdk_wallet_client[1], invalid_reply2)
# process valid reply from 1st interval
reply1 = catchup_reps[0]
ledger_manager.processCatchupRep(reply1, sdk_wallet_client[1])
# check that only valid reply added to ledger
ledger_size = check_replies_applied(ledger_size,
ledger,
ledger_info,
sdk_wallet_client[1],
[reply1])
# check that invalid reply was removed from ledger_info.receivedCatchUpReplies
received_replies = {str(seq_no) for seq_no, _ in ledger_info.receivedCatchUpReplies}
assert not set(getattr(reply2, f.TXNS.nm).keys()).issubset(received_replies)
assert not ledger_info.recvdCatchupRepliesFrm[sdk_wallet_client[1]]
# check that valid reply for 2nd interval was added to ledger
reply2 = catchup_reps[1]
ledger_manager.processCatchupRep(reply2, sdk_wallet_client[1])
ledger_size = check_replies_applied(ledger_size,
ledger,
ledger_info,
sdk_wallet_client[1],
[reply2])
assert not ledger_info.receivedCatchUpReplies
assert not ledger_info.recvdCatchupRepliesFrm
def test_old_txn_metadata_digest_fallback(looper, sdk_wallet_client):
# Create signed request and convert to legacy txn
req_str = sdk_signed_random_requests(looper, sdk_wallet_client, 1)[0]
req = deserialize_req(req_str)
txn = req_to_legacy_txn(req_str)
# Check that digests still can be extracted correctly
assert get_payload_digest(txn) == req.payload_digest
assert get_digest(txn) == None
def test_make_proof_bls_disabled(looper, txnPoolNodeSet, sdk_wallet_client):
req = json.loads(
sdk_signed_random_requests(looper, sdk_wallet_client, 1)[0])
for node in txnPoolNodeSet:
req_handler = node.read_manager.request_handlers[GET_BUY]
key = BuyHandler.prepare_buy_key(req['identifier'], req['reqId'])
_, _, _, proof = req_handler.lookup(key, with_proof=True)
assert not proof
def test_make_proof_bls_disabled(looper, txnPoolNodeSet, sdk_wallet_client):
req = json.loads(
sdk_signed_random_requests(looper, sdk_wallet_client, 1)[0])
for node in txnPoolNodeSet:
req_handler = node.get_req_handler(DOMAIN_LEDGER_ID)
key = req_handler.prepare_buy_key(req['identifier'], req['reqId'])
_, proof = req_handler.get_value_from_state(key, with_proof=True)
assert not proof
def test_make_result_bls_disabled(looper, txnPoolNodeSet, sdk_wallet_client):
req = json.loads(
sdk_signed_random_requests(looper, sdk_wallet_client, 1)[0])
for node in txnPoolNodeSet:
req_handler = node.get_req_handler(DOMAIN_LEDGER_ID)
key = req_handler.prepare_buy_key(req['identifier'], req['reqId'])
_, proof = req_handler.get_value_from_state(key, with_proof=True)
result = req_handler.make_result(sdk_json_to_request_object(req),
{TXN_TYPE: "buy"}, 2, get_utc_epoch(),
proof)
assert STATE_PROOF not in result
def test_6_nodes_pool_cannot_reach_quorum_with_2_disconnected(
txnPoolNodeSet, looper, sdk_pool_handle, sdk_wallet_client):
'''
Check that we can not reach consensus when more than n-f nodes are disconnected:
disconnect 2 of 6 nodes
'''
stop_nodes(looper, txnPoolNodeSet)
reqs = sdk_signed_random_requests(looper, sdk_wallet_client, 1)
with pytest.raises(AssertionError):
sdk_send_and_check(reqs, looper, txnPoolNodeSet, sdk_pool_handle)
check_request_is_not_returned_to_nodes(
txnPoolNodeSet, sdk_json_to_request_object(json.loads(reqs[0])))
def test_make_result_bls_disabled(looper, txnPoolNodeSet, sdk_wallet_client):
req = json.loads(
sdk_signed_random_requests(looper, sdk_wallet_client, 1)[0])
for node in txnPoolNodeSet:
req_handler = node.read_manager.request_handlers[GET_BUY]
key = BuyHandler.prepare_buy_key(req['identifier'], req['reqId'])
_, _, _, proof = req_handler.lookup(key, with_proof=True)
result = req_handler.make_result(sdk_json_to_request_object(req),
{TXN_TYPE: "buy"}, 2, get_utc_epoch(),
proof)
assert STATE_PROOF not in result
def test_repeated_request_not_processed_if_already_ordered(
looper, txnPoolNodeSet, sdk_pool_handle, sdk_wallet_client):
delta = txnPoolNodeSet[3]
initial_ledger_size = delta.domainLedger.size
one_req = sdk_signed_random_requests(looper, sdk_wallet_client, 1)
sdk_send_and_check(one_req, looper, txnPoolNodeSet, sdk_pool_handle)
sdk_send_signed_requests(sdk_pool_handle, one_req)
looper.runFor(waits.expectedTransactionExecutionTime(len(txnPoolNodeSet)))
for node in txnPoolNodeSet:
assert node.domainLedger.size - initial_ledger_size == 1
def test_repeated_request_not_processed_if_already_ordered(
looper, txnPoolNodeSet, sdk_pool_handle, sdk_wallet_client):
delta = txnPoolNodeSet[3]
initial_ledger_size = delta.domainLedger.size
one_req = sdk_signed_random_requests(looper, sdk_wallet_client, 1)
sdk_send_and_check(one_req, looper, txnPoolNodeSet, sdk_pool_handle)
sdk_send_signed_requests(sdk_pool_handle, one_req)
looper.runFor(waits.expectedTransactionExecutionTime(len(txnPoolNodeSet)))
for node in txnPoolNodeSet:
assert node.domainLedger.size - initial_ledger_size == 1
def test_belated_propagate_not_processed_if_already_ordered(
looper, txnPoolNodeSet, sdk_pool_handle, sdk_wallet_client):
delta = txnPoolNodeSet[3]
initial_ledger_size = delta.domainLedger.size
delta.nodeIbStasher.delay(ppgDelay(300, 'Gamma'))
one_req = sdk_signed_random_requests(looper, sdk_wallet_client, 1)
sdk_send_and_check(one_req, looper, txnPoolNodeSet, sdk_pool_handle)
delta.nodeIbStasher.reset_delays_and_process_delayeds()
looper.runFor(waits.expectedTransactionExecutionTime(len(txnPoolNodeSet)))
for node in txnPoolNodeSet:
assert node.domainLedger.size - initial_ledger_size == 1
def test_belated_propagate_not_processed_if_already_ordered(
looper, txnPoolNodeSet, sdk_pool_handle, sdk_wallet_client):
delta = txnPoolNodeSet[3]
initial_ledger_size = delta.domainLedger.size
delta.nodeIbStasher.delay(ppgDelay(300, 'Gamma'))
one_req = sdk_signed_random_requests(looper, sdk_wallet_client, 1)
sdk_send_and_check(one_req, looper, txnPoolNodeSet, sdk_pool_handle)
delta.nodeIbStasher.reset_delays_and_process_delayeds()
looper.runFor(waits.expectedTransactionExecutionTime(len(txnPoolNodeSet)))
for node in txnPoolNodeSet:
assert node.domainLedger.size - initial_ledger_size == 1
def test_belated_request_not_processed_after_view_change(
looper, txnPoolNodeSet, sdk_pool_handle, sdk_wallet_client):
delta = txnPoolNodeSet[3]
initial_ledger_size = delta.domainLedger.size
delta.clientIbStasher.delay(req_delay(300))
one_req = sdk_signed_random_requests(looper, sdk_wallet_client, 1)
sdk_send_and_check(one_req, looper, txnPoolNodeSet, sdk_pool_handle)
ensure_view_change(looper, txnPoolNodeSet)
ensureElectionsDone(looper, txnPoolNodeSet)
delta.clientIbStasher.reset_delays_and_process_delayeds()
looper.runFor(waits.expectedTransactionExecutionTime(len(txnPoolNodeSet)))
for node in txnPoolNodeSet:
assert node.domainLedger.size - initial_ledger_size == 1
def test_belated_request_not_processed_after_view_change(
looper, txnPoolNodeSet, sdk_pool_handle, sdk_wallet_client):
delta = txnPoolNodeSet[3]
initial_ledger_size = delta.domainLedger.size
delta.clientIbStasher.delay(req_delay(300))
one_req = sdk_signed_random_requests(looper, sdk_wallet_client, 1)
sdk_send_and_check(one_req, looper, txnPoolNodeSet, sdk_pool_handle)
ensure_view_change(looper, txnPoolNodeSet)
ensureElectionsDone(looper, txnPoolNodeSet)
delta.clientIbStasher.reset_delays_and_process_delayeds()
looper.runFor(waits.expectedTransactionExecutionTime(len(txnPoolNodeSet)))
for node in txnPoolNodeSet:
assert node.domainLedger.size - initial_ledger_size == 1
def test_all_replicas_hold_request_keys(perf_chk_patched, looper,
txnPoolNodeSet, sdk_wallet_client,
sdk_pool_handle):
"""
All replicas whether primary or non primary hold request keys of forwarded
requests. Once requests are ordered, they request keys are removed from replica.
"""
tconf = perf_chk_patched
delay_3pc = 2
delay_3pc_messages(txnPoolNodeSet, 0, delay_3pc)
delay_3pc_messages(txnPoolNodeSet, 1, delay_3pc)
def chk(count):
# All replicas have same amount of forwarded request keys and all keys
# are finalised.
for node in txnPoolNodeSet:
for r in node.replicas.values():
if r.isPrimary is False:
assert len(r._ordering_service.
requestQueues[DOMAIN_LEDGER_ID]) == count
for i in range(count):
k = r._ordering_service.requestQueues[
DOMAIN_LEDGER_ID][i]
assert r.requests[k].finalised
elif r.isPrimary is True:
assert len(r._ordering_service.
requestQueues[DOMAIN_LEDGER_ID]) == 0
reqs = sdk_signed_random_requests(looper, sdk_wallet_client,
tconf.Max3PCBatchSize - 1)
req_resps = sdk_send_signed_requests(sdk_pool_handle, reqs)
# Only non primary replicas should have all request keys with them
looper.run(eventually(chk, tconf.Max3PCBatchSize - 1))
sdk_get_replies(looper,
req_resps,
timeout=sdk_eval_timeout(tconf.Max3PCBatchSize - 1,
len(txnPoolNodeSet),
add_delay_to_timeout=delay_3pc))
# Replicas should have no request keys with them since they are ordered
looper.run(eventually(chk, 0)) # Need to wait since one node might not
def testSendRequestWithoutSignatureFails(looper, txnPoolNodeSet,
sdk_pool_handle, sdk_wallet_client):
"""
A client request sent without a signature fails with an EmptySignature
exception
"""
# remove the client's ability to sign
requests = sdk_signed_random_requests(looper, sdk_wallet_client, 1)
json_req = json.loads(requests[0])
json_req['signature'] = None
request = json.dumps(json_req)
res = sdk_send_signed_requests(sdk_pool_handle, [request])
obj_req = sdk_json_to_request_object(res[0][0])
timeout = waits.expectedClientRequestPropagationTime(nodeCount)
with pytest.raises(AssertionError):
for node in txnPoolNodeSet:
looper.loop.run_until_complete(
eventually(checkLastClientReqForNode,
node,
obj_req,
retryWait=1,
timeout=timeout))
for n in txnPoolNodeSet:
params = n.spylog.getLastParams(Node.handleInvalidClientMsg)
ex = params['ex']
msg, _ = params['wrappedMsg']
assert isinstance(ex, MissingSignature)
assert msg.get(f.IDENTIFIER.nm) == obj_req.identifier
params = n.spylog.getLastParams(Node.discard)
reason = params["reason"]
(msg, frm) = params["msg"]
assert msg == json_req
assert msg.get(f.IDENTIFIER.nm) == obj_req.identifier
assert "MissingSignature" in reason
def testSendRequestWithoutSignatureFails(looper, txnPoolNodeSet,
sdk_pool_handle, sdk_wallet_client):
"""
A client request sent without a signature fails with an EmptySignature
exception
"""
# remove the client's ability to sign
requests = sdk_signed_random_requests(looper, sdk_wallet_client, 1)
json_req = json.loads(requests[0])
json_req['signature'] = None
request = json.dumps(json_req)
res = sdk_send_signed_requests(sdk_pool_handle, [request])
obj_req = sdk_json_to_request_object(res[0][0])
timeout = waits.expectedClientRequestPropagationTime(nodeCount)
with pytest.raises(AssertionError):
for node in txnPoolNodeSet:
looper.loop.run_until_complete(eventually(
checkLastClientReqForNode, node, obj_req,
retryWait=1, timeout=timeout))
for n in txnPoolNodeSet:
params = n.spylog.getLastParams(Node.handleInvalidClientMsg)
ex = params['ex']
msg, _ = params['wrappedMsg']
assert isinstance(ex, MissingSignature)
assert msg.get(f.IDENTIFIER.nm) == obj_req.identifier
params = n.spylog.getLastParams(Node.discard)
reason = params["reason"]
(msg, frm) = params["msg"]
assert msg == json_req
assert msg.get(f.IDENTIFIER.nm) == obj_req.identifier
assert "MissingSignature" in reason
def test_already_processed_requests(looper, txnPoolNodeSet,
sdk_pool_handle, sdk_wallet_client):
"""
Client re-sending request and checking that nodes picked the reply from
ledger and did not process the request again
"""
def get_method_call_count(method):
counts = set()
for node in txnPoolNodeSet:
c = node.spylog.count(method)
counts.add(c)
assert len(counts) == 1
return counts.pop()
def get_getReplyFromLedgerForRequest_call_count():
return get_method_call_count(
next(iter(txnPoolNodeSet)).getReplyFromLedgerForRequest)
def get_recordAndPropagate_call_count():
return get_method_call_count(
next(iter(txnPoolNodeSet)).recordAndPropagate)
def get_last_returned_val():
rvs = []
for node in txnPoolNodeSet:
rv = getAllReturnVals(node, node.getReplyFromLedgerForRequest)
rvs.append(rv[0])
# All items are same in the list
assert rvs.count(rvs[0]) == len(txnPoolNodeSet)
return rvs[0]
rlc1 = get_getReplyFromLedgerForRequest_call_count()
rpc1 = get_recordAndPropagate_call_count()
# Request which will be send twice
reqs = sdk_signed_random_requests(looper, sdk_wallet_client, 1)
# Send, check and getting reply from first request
sdk_reqs = sdk_send_signed_requests(sdk_pool_handle, reqs)
total_timeout = sdk_eval_timeout(len(sdk_reqs), len(txnPoolNodeSet))
request1 = sdk_get_replies(looper, sdk_reqs, timeout=total_timeout)
for req_res in request1:
sdk_check_reply(req_res)
first_req_id = request1[0][0]['reqId']
rlc2 = get_getReplyFromLedgerForRequest_call_count()
rpc2 = get_recordAndPropagate_call_count()
assert rlc2 - rlc1 == 1 # getReplyFromLedgerForRequest was called
assert rpc2 - rpc1 == 1 # recordAndPropagate was called
r1 = get_last_returned_val()
assert r1 is None # getReplyFromLedgerForRequest returned None since had not seen request
# Request which we will send only once
request2 = sdk_send_random_and_check(looper, txnPoolNodeSet, sdk_pool_handle, sdk_wallet_client, 1)
second_req_id = request2[0][0]['reqId']
assert second_req_id != first_req_id
rlc3 = get_getReplyFromLedgerForRequest_call_count()
rpc3 = get_recordAndPropagate_call_count()
assert rlc3 - rlc2 == 1 # getReplyFromLedgerForRequest was called again
assert rpc3 - rpc2 == 1 # recordAndPropagate was called again
r2 = get_last_returned_val()
assert r2 is None # getReplyFromLedgerForRequest returned None since had not seen request
# Reply for the first request, which is going to be sent again
rep1 = request1[0][1]['result']
# Client re-sending first request
request3 = sdk_send_signed_requests(sdk_pool_handle, reqs)
total_timeout = sdk_eval_timeout(len(request3), len(txnPoolNodeSet))
request3 = sdk_get_replies(looper, request3, timeout=total_timeout)
third_req_id = request3[0][0]['reqId']
assert third_req_id == first_req_id
rlc4 = get_getReplyFromLedgerForRequest_call_count()
rpc4 = get_recordAndPropagate_call_count()
assert rlc4 - rlc3 == 1 # getReplyFromLedgerForRequest was called again
assert rpc4 - rpc3 == 0 # recordAndPropagate was not called
r3 = get_last_returned_val()
# getReplyFromLedgerForRequest did not return None this time since had seen request
assert r3 is not None
rep3 = request3[0][1]['result']
# Since txnTime is not stored in ledger and reading from ledger return
# all possible fields from transactions
rep3 = {k: v for k, v in rep3.items() if v is not None}
rep1 = {k: v for k, v in rep1.items() if k in rep3}
assert rep3 == rep1 # The reply client got is same as the previous one
def test_unordered_state_reverted_before_catchup(
tconf, looper, txnPoolNodeSet, sdk_wallet_client, sdk_pool_handle):
"""
Check that unordered state is reverted before starting catchup:
- save the initial state on a node
- slow down processing of COMMITs
- send requests
- wait until other nodes come to consensus
- call start of catch-up
- check that the state of the slow node is reverted and equal to the initial one.
"""
# CONFIG
ledger_id = DOMAIN_LEDGER_ID
non_primary_node = getNonPrimaryReplicas(txnPoolNodeSet, instId=0)[0].node
non_primary_ledger = non_primary_node.getLedger(ledger_id)
non_primary_state = non_primary_node.getState(ledger_id)
# send reqs and make sure we are at the same state
reqs = sdk_signed_random_requests(looper, sdk_wallet_client, 10)
sdk_send_and_check(reqs, looper, txnPoolNodeSet, sdk_pool_handle)
checkNodesHaveSameRoots(txnPoolNodeSet)
# the state of the node before
committed_ledger_before = non_primary_ledger.tree.root_hash
uncommitted_ledger_before = non_primary_ledger.uncommittedRootHash
committed_state_before = non_primary_state.committedHeadHash
uncommitted_state_before = non_primary_state.headHash
# EXECUTE
# Delay commit requests on the node
delay_c = 60
non_primary_node.nodeIbStasher.delay(cDelay(delay_c))
# send requests
reqs = sdk_send_random_requests(looper, sdk_pool_handle, sdk_wallet_client, tconf.Max3PCBatchSize)
sdk_get_replies(looper, reqs, timeout=40)
committed_ledger_during_3pc = non_primary_node.getLedger(
ledger_id).tree.root_hash
uncommitted_ledger_during_3pc = non_primary_node.getLedger(
ledger_id).uncommittedRootHash
committed_state_during_3pc = non_primary_node.getState(
ledger_id).committedHeadHash
uncommitted_state_during_3pc = non_primary_node.getState(
ledger_id).headHash
# start catchup
non_primary_node.ledgerManager.preCatchupClbk(ledger_id)
committed_ledger_reverted = non_primary_ledger.tree.root_hash
uncommitted_ledger_reverted = non_primary_ledger.uncommittedRootHash
committed_state_reverted = non_primary_state.committedHeadHash
uncommitted_state_reverted = non_primary_state.headHash
# CHECK
# check that initial uncommitted state differs from the state during 3PC
# but committed does not
assert committed_ledger_before == committed_ledger_during_3pc
assert uncommitted_ledger_before != uncommitted_ledger_during_3pc
assert committed_state_before == committed_state_during_3pc
assert uncommitted_state_before != uncommitted_state_during_3pc
assert committed_ledger_before == committed_ledger_reverted
assert uncommitted_ledger_before == uncommitted_ledger_reverted
assert committed_state_before == committed_state_reverted
assert uncommitted_state_before == uncommitted_state_reverted
def test_already_processed_requests(looper, txnPoolNodeSet, sdk_pool_handle,
sdk_wallet_client):
"""
Client re-sending request and checking that nodes picked the reply from
ledger and did not process the request again
"""
def get_method_call_count(method):
counts = set()
for node in txnPoolNodeSet:
c = node.spylog.count(method)
counts.add(c)
assert len(counts) == 1
return counts.pop()
def get_getReplyFromLedger_call_count():
return get_method_call_count(
next(iter(txnPoolNodeSet)).getReplyFromLedger)
def get_recordAndPropagate_call_count():
return get_method_call_count(
next(iter(txnPoolNodeSet)).recordAndPropagate)
def get_last_returned_val():
rvs = []
for node in txnPoolNodeSet:
rv = getAllReturnVals(node, node.getReplyFromLedger)
rvs.append(rv[0])
# All items are same in the list
assert rvs.count(rvs[0]) == len(txnPoolNodeSet)
return rvs[0]
rlc1 = get_getReplyFromLedger_call_count()
rpc1 = get_recordAndPropagate_call_count()
# Request which will be send twice
reqs = sdk_signed_random_requests(looper, sdk_wallet_client, 1)
# Send, check and getting reply from first request
sdk_reqs = sdk_send_signed_requests(sdk_pool_handle, reqs)
total_timeout = sdk_eval_timeout(len(sdk_reqs), len(txnPoolNodeSet))
request1 = sdk_get_replies(looper, sdk_reqs, timeout=total_timeout)
for req_res in request1:
sdk_check_reply(req_res)
first_req_id = request1[0][0]['reqId']
rlc2 = get_getReplyFromLedger_call_count()
rpc2 = get_recordAndPropagate_call_count()
assert rlc2 - rlc1 == 1 # getReplyFromLedger was called
assert rpc2 - rpc1 == 1 # recordAndPropagate was called
r1 = get_last_returned_val()
assert r1 is None # getReplyFromLedger returned None since had not seen request
# Request which we will send only once
request2 = sdk_send_random_and_check(looper, txnPoolNodeSet,
sdk_pool_handle, sdk_wallet_client, 1)
second_req_id = request2[0][0]['reqId']
assert second_req_id != first_req_id
rlc3 = get_getReplyFromLedger_call_count()
rpc3 = get_recordAndPropagate_call_count()
assert rlc3 - rlc2 == 1 # getReplyFromLedger was called again
assert rpc3 - rpc2 == 1 # recordAndPropagate was called again
r2 = get_last_returned_val()
assert r2 is None # getReplyFromLedger returned None since had not seen request
# Reply for the first request, which is going to be sent again
rep1 = request1[0][1]['result']
# Client re-sending first request
request3 = sdk_send_signed_requests(sdk_pool_handle, reqs)
total_timeout = sdk_eval_timeout(len(request3), len(txnPoolNodeSet))
request3 = sdk_get_replies(looper, request3, timeout=total_timeout)
third_req_id = request3[0][0]['reqId']
assert third_req_id == first_req_id
rlc4 = get_getReplyFromLedger_call_count()
rpc4 = get_recordAndPropagate_call_count()
assert rlc4 - rlc3 == 1 # getReplyFromLedger was called again
assert rpc4 - rpc3 == 0 # recordAndPropagate was not called
r3 = get_last_returned_val()
# getReplyFromLedger did not return None this time since had seen request
assert r3 is not None
rep3 = request3[0][1]['result']
# Since txnTime is not stored in ledger and reading from ledger return
# all possible fields from transactions
rep3 = {k: v for k, v in rep3.items() if v is not None}
rep1 = {k: v for k, v in rep1.items() if k in rep3}
assert rep3 == rep1 # The reply client got is same as the previous one
def test_unordered_state_reverted_before_catchup(tconf, looper, txnPoolNodeSet,
sdk_wallet_client,
sdk_pool_handle):
"""
Check that unordered state is reverted before starting catchup:
- save the initial state on a node
- slow down processing of COMMITs
- send requests
- wait until other nodes come to consensus
- call start of catch-up
- check that the state of the slow node is reverted and equal to the initial one.
"""
# CONFIG
ledger_id = DOMAIN_LEDGER_ID
non_primary_node = getNonPrimaryReplicas(txnPoolNodeSet, instId=0)[0].node
non_primary_ledger = non_primary_node.getLedger(ledger_id)
non_primary_state = non_primary_node.getState(ledger_id)
# send reqs and make sure we are at the same state
reqs = sdk_signed_random_requests(looper, sdk_wallet_client, 10)
sdk_send_and_check(reqs, looper, txnPoolNodeSet, sdk_pool_handle)
checkNodesHaveSameRoots(txnPoolNodeSet)
# the state of the node before
committed_ledger_before = non_primary_ledger.tree.root_hash
uncommitted_ledger_before = non_primary_ledger.uncommittedRootHash
committed_state_before = non_primary_state.committedHeadHash
uncommitted_state_before = non_primary_state.headHash
# EXECUTE
# Delay commit requests on the node
non_primary_node.nodeIbStasher.delay(cDelay())
# Delay Consistency proofs to not finish catchup
non_primary_node.nodeIbStasher.delay(cpDelay())
# send requests
reqs = sdk_send_random_requests(looper, sdk_pool_handle, sdk_wallet_client,
tconf.Max3PCBatchSize)
sdk_get_replies(looper, reqs, timeout=40)
committed_ledger_during_3pc = non_primary_node.getLedger(
ledger_id).tree.root_hash
uncommitted_ledger_during_3pc = non_primary_node.getLedger(
ledger_id).uncommittedRootHash
committed_state_during_3pc = non_primary_node.getState(
ledger_id).committedHeadHash
uncommitted_state_during_3pc = non_primary_node.getState(
ledger_id).headHash
# start catchup
non_primary_node.start_catchup()
committed_ledger_reverted = non_primary_ledger.tree.root_hash
uncommitted_ledger_reverted = non_primary_ledger.uncommittedRootHash
committed_state_reverted = non_primary_state.committedHeadHash
uncommitted_state_reverted = non_primary_state.headHash
# CHECK
# check that initial uncommitted state differs from the state during 3PC
# but committed does not
assert committed_ledger_before == committed_ledger_during_3pc
assert uncommitted_ledger_before != uncommitted_ledger_during_3pc
assert committed_state_before == committed_state_during_3pc
assert uncommitted_state_before != uncommitted_state_during_3pc
assert committed_ledger_before == committed_ledger_reverted
assert uncommitted_ledger_before == uncommitted_ledger_reverted
assert committed_state_before == committed_state_reverted
assert uncommitted_state_before == uncommitted_state_reverted
def create_txns(looper, sdk_wallet_client):
reqs = sdk_signed_random_requests(looper, sdk_wallet_client, TXNS_IN_BATCH)
return [reqToTxn(req) for req in reqs]
def create_txns(looper, sdk_wallet_client, count=TXNS_IN_BATCH):
reqs = sdk_signed_random_requests(looper, sdk_wallet_client, count)
return [reqToTxn(req) for req in reqs]
