def get_blocks():
"""
Subscribe to blocks stream from the network
:return:
"""
query = iroha.blocks_query()
IrohaCrypto.sign_query(query, admin_private_key)
for block in net.send_blocks_stream_query(query):
print('The next block arrived:', block)
def get_userone_details():
"""
Get all the kv-storage entries for userone@domain
"""
query = iroha.query('GetAccountDetail', account_id='userone@domain')
IrohaCrypto.sign_query(query, admin_private_key)
response = net.send_query(query)
data = response.account_detail_response
print('Account id = {}, details = {}'.format('userone@domain',
data.detail))
def get_account_assets():
"""
List all the assets of userone@domain
"""
query = iroha.query('GetAccountAssets', account_id='userone@domain')
IrohaCrypto.sign_query(query, admin_private_key)
response = net.send_query(query)
data = response.account_assets_response.account_assets
for asset in data:
print('Asset id = {}, balance = {}'.format(asset.asset_id,
asset.balance))
def get_coin_info():
"""
Get asset info for coin#domain
:return:
"""
query = iroha.query('GetAssetInfo', asset_id='coin#domain')
IrohaCrypto.sign_query(query, admin_private_key)
response = net.send_query(query)
data = response.asset_response.asset
print('Asset id = {}, precision = {}'.format(data.asset_id,
data.precision))
def check_no_pending_txs():
print(' ~~~ No pending txs expected:')
print(
net.send_query(
ic.sign_query(
iroha.query('GetPendingTransactions',
creator_account='bob@test'), bob_private_keys[0])))
print(' ~~~')
def bob_accepts_exchange_request():
global net
q = ic.sign_query(
Iroha('bob@test').query('GetPendingTransactions'),
bob_private_keys[0]
)
pending_transactions = net.send_query(q)
for tx in pending_transactions.transactions_response.transactions:
if tx.payload.reduced_payload.creator_account_id == 'alice@test':
del tx.signatures[:] # we need do this temporarily, otherwise accept will not reach MST engine
else:
ic.sign_transaction(tx, *bob_private_keys)
send_batch_and_print_status(*pending_transactions.transactions_response.transactions)
def bob_declines_exchange_request():
print("""
IT IS EXPECTED HERE THAT THE BATCH WILL FAIL STATEFUL VALIDATION
""")
global net
q = ic.sign_query(
Iroha('bob@test').query('GetPendingTransactions'),
bob_private_keys[0]
)
pending_transactions = net.send_query(q)
for tx in pending_transactions.transactions_response.transactions:
if tx.payload.reduced_payload.creator_account_id == 'alice@test':
del tx.signatures[:] # we need do this temporarily, otherwise accept will not reach MST engine
else:
ic.sign_transaction(tx, *alice_private_keys) # intentionally alice keys were used to fail bob's txs
# zeroes as private keys are also acceptable
send_batch_and_print_status(*pending_transactions.transactions_response.transactions)