def commit_batch(self, three_pc_batch, prev_handler_result=None):
committed_txns = prev_handler_result
token_state_root, token_txn_root, _ = self.token_tracker.commit_batch()
committed_seq_nos_with_fees = [
get_seq_no(t) for t in committed_txns
if self._fees_tracker.has_deducted_fees(get_type(t), get_seq_no(t))
]
if len(committed_seq_nos_with_fees) > 0:
# This is a fake txn only for commit to token ledger
token_fake_three_pc_batch = ThreePcBatch(
ledger_id=TOKEN_LEDGER_ID,
inst_id=three_pc_batch.inst_id,
view_no=three_pc_batch.view_no,
pp_seq_no=three_pc_batch.pp_seq_no,
pp_time=three_pc_batch.pp_time,
state_root=token_state_root,
txn_root=txn_root_serializer.serialize(token_txn_root),
primaries=three_pc_batch.primaries,
valid_digests=[
i for i in range(len(committed_seq_nos_with_fees))
])
committed_token_txns = super()._commit(self.token_ledger,
self.token_state,
token_fake_three_pc_batch)
TokenStaticHelper.commit_to_utxo_cache(self.utxo_cache,
token_state_root)
i = 0
# We are adding fees txn to the reply, so that client could get information about token transition
for txn in committed_txns:
if get_seq_no(txn) in committed_seq_nos_with_fees:
txn[FEES] = committed_token_txns[i]
i += 1
self._fees_tracker.fees_in_current_batch = 0
return committed_txns
def test_token_req_handler_commit_batch_different_state_root(xfer_handler_a):
utxo_cache = xfer_handler_a.database_manager.get_store(UTXO_CACHE_LABEL)
with pytest.raises(TokenValueError):
TokenStaticHelper.commit_to_utxo_cache(utxo_cache, 1)
def commit_batch(self, three_pc_batch, prev_handler_result=None):
TokenStaticHelper.commit_to_utxo_cache(self.utxo_cache,
three_pc_batch.state_root)