def run():
# Create a private keys
_create_fetchai_private_key(private_key_file=FETCHAI_PRIVATE_KEY_FILE_1)
_create_fetchai_private_key(private_key_file=FETCHAI_PRIVATE_KEY_FILE_2)
# Set up the wallets
wallet_1 = Wallet({FETCHAI: FETCHAI_PRIVATE_KEY_FILE_1})
wallet_2 = Wallet({FETCHAI: FETCHAI_PRIVATE_KEY_FILE_2})
# Set up the LedgerApis
ledger_apis = LedgerApis({FETCHAI: {"network": "testnet"}}, FETCHAI)
# Generate some wealth
_try_generate_testnet_wealth(FETCHAI, wallet_1.addresses[FETCHAI])
logger.info("Sending amount to {}".format(wallet_2.addresses.get(FETCHAI)))
# Create the transaction and send it to the ledger.
ledger_api = ledger_apis.apis[FETCHAI]
tx_nonce = ledger_api.generate_tx_nonce(
wallet_2.addresses.get(FETCHAI), wallet_1.addresses.get(FETCHAI)
)
tx_digest = ledger_api.send_transaction(
crypto=wallet_1.crypto_objects.get(FETCHAI),
destination_address=wallet_2.addresses.get(FETCHAI),
amount=1,
tx_fee=1,
tx_nonce=tx_nonce,
)
logger.info("Transaction complete.")
logger.info("The transaction digest is {}".format(tx_digest))
def run():
# Create a private key
_create_fetchai_private_key()
# Ensure the input and output files do not exist initially
if os.path.isfile(INPUT_FILE):
os.remove(INPUT_FILE)
if os.path.isfile(OUTPUT_FILE):
os.remove(OUTPUT_FILE)
# Instantiate the builder and build the AEA
# By default, the default protocol, error skill and stub connection are added
builder = AEABuilder()
builder.set_name("my_aea")
builder.add_private_key(FETCHAI, FETCHAI_PRIVATE_KEY_FILE)
builder.add_ledger_api_config(FETCHAI, {"network": "testnet"})
# Add the echo skill (assuming it is present in the local directory 'packages')
builder.add_skill("./packages/fetchai/skills/echo")
# Create our AEA
my_aea = builder.build()
# Set the AEA running in a different thread
try:
t = Thread(target=my_aea.start)
t.start()
# Wait for everything to start up
time.sleep(4)
# Create a message inside an envelope and get the stub connection to pass it on to the echo skill
message_text = (
"my_aea,other_agent,fetchai/default:0.1.0,\x08\x01*\x07\n\x05hello,"
)
with open(INPUT_FILE, "w") as f:
f.write(message_text)
print("input message: " + message_text)
# Wait for the envelope to get processed
time.sleep(4)
# Read the output envelope generated by the echo skill
with open(OUTPUT_FILE, "r") as f:
print("output message: " + f.readline())
finally:
# Shut down the AEA
my_aea.stop()
t.join()
t = None
def _verify_or_create_private_keys(aea_project_path: Path) -> None:
"""Verify or create private keys."""
path_to_configuration = aea_project_path / DEFAULT_AEA_CONFIG_FILE
agent_loader = ConfigLoader("aea-config_schema.json", AgentConfig)
fp_read = path_to_configuration.open(mode="r", encoding="utf-8")
agent_configuration = agent_loader.load(fp_read)
for identifier, _value in agent_configuration.private_key_paths.read_all():
if identifier not in SUPPORTED_CRYPTOS:
ValueError("Unsupported identifier in private key paths.")
fetchai_private_key_path = agent_configuration.private_key_paths.read(FETCHAI)
if fetchai_private_key_path is None:
_create_fetchai_private_key(
private_key_file=str(aea_project_path / FETCHAI_PRIVATE_KEY_FILE)
)
agent_configuration.private_key_paths.update(FETCHAI, FETCHAI_PRIVATE_KEY_FILE)
else:
try:
_try_validate_fet_private_key_path(
str(aea_project_path / fetchai_private_key_path), exit_on_error=False
)
except FileNotFoundError: # pragma: no cover
logger.error(
"File {} for private key {} not found.".format(
repr(fetchai_private_key_path), FETCHAI,
)
)
raise
ethereum_private_key_path = agent_configuration.private_key_paths.read(ETHEREUM)
if ethereum_private_key_path is None:
_create_ethereum_private_key(
private_key_file=str(aea_project_path / ETHEREUM_PRIVATE_KEY_FILE)
)
agent_configuration.private_key_paths.update(
ETHEREUM, ETHEREUM_PRIVATE_KEY_FILE
)
else:
try:
_try_validate_ethereum_private_key_path(
str(aea_project_path / ethereum_private_key_path), exit_on_error=False
)
except FileNotFoundError: # pragma: no cover
logger.error(
"File {} for private key {} not found.".format(
repr(ethereum_private_key_path), ETHEREUM,
)
)
raise
fp_write = path_to_configuration.open(mode="w", encoding="utf-8")
agent_loader.dump(agent_configuration, fp_write)
def _verify_or_create_private_keys(ctx: Context) -> None:
"""
Verify or create private keys.
:param ctx: Context
"""
path = Path(DEFAULT_AEA_CONFIG_FILE)
agent_loader = ConfigLoader("aea-config_schema.json", AgentConfig)
fp = path.open(mode="r", encoding="utf-8")
aea_conf = agent_loader.load(fp)
for identifier, _value in aea_conf.private_key_paths.read_all():
if identifier not in SUPPORTED_CRYPTOS:
ValueError("Unsupported identifier in private key paths.")
fetchai_private_key_path = aea_conf.private_key_paths.read(FETCHAI)
if fetchai_private_key_path is None:
_create_fetchai_private_key()
aea_conf.private_key_paths.update(FETCHAI, FETCHAI_PRIVATE_KEY_FILE)
else:
try:
_try_validate_fet_private_key_path(fetchai_private_key_path)
except FileNotFoundError: # pragma: no cover
logger.error("File {} for private key {} not found.".format(
repr(fetchai_private_key_path),
FETCHAI,
))
sys.exit(1)
ethereum_private_key_path = aea_conf.private_key_paths.read(ETHEREUM)
if ethereum_private_key_path is None:
_create_ethereum_private_key()
aea_conf.private_key_paths.update(ETHEREUM, ETHEREUM_PRIVATE_KEY_FILE)
else:
try:
_try_validate_ethereum_private_key_path(ethereum_private_key_path)
except FileNotFoundError: # pragma: no cover
logger.error("File {} for private key {} not found.".format(
repr(ethereum_private_key_path),
ETHEREUM,
))
sys.exit(1)
# update aea config
path = Path(DEFAULT_AEA_CONFIG_FILE)
fp = path.open(mode="w", encoding="utf-8")
agent_loader.dump(aea_conf, fp)
ctx.agent_config = aea_conf
def test__create_fetchai_private_key_positive(self, *mocks):
"""Test _create_ethereum_private_key positive result."""
_create_fetchai_private_key()
def run():
# Create a private key
_create_fetchai_private_key(private_key_file=FETCHAI_PRIVATE_KEY_FILE_1)
# Instantiate the builder and build the AEA
# By default, the default protocol, error skill and stub connection are added
builder = AEABuilder()
builder.set_name("my_aea")
builder.add_private_key(FETCHAI, FETCHAI_PRIVATE_KEY_FILE_1)
builder.add_ledger_api_config(FETCHAI, {"network": "testnet"})
# Create our AEA
my_aea = builder.build()
# Generate some wealth for the default address
_try_generate_testnet_wealth(FETCHAI, my_aea.identity.address)
# add a simple skill with handler
skill_context = SkillContext(my_aea.context)
skill_config = SkillConfig(name="simple_skill",
author="fetchai",
version="0.1.0")
tx_handler = TransactionHandler(skill_context=skill_context,
name="transaction_handler")
simple_skill = Skill(skill_config,
skill_context,
handlers={tx_handler.name: tx_handler})
my_aea.resources.add_skill(simple_skill)
# create a second identity
_create_fetchai_private_key(private_key_file=FETCHAI_PRIVATE_KEY_FILE_2)
counterparty_wallet = Wallet({FETCHAI: FETCHAI_PRIVATE_KEY_FILE_2})
counterparty_identity = Identity(
name="counterparty_aea",
addresses=counterparty_wallet.addresses,
default_address_key=FETCHAI,
)
# create tx message for decision maker to process
fetchai_ledger_api = my_aea.context.ledger_apis.apis[FETCHAI]
tx_nonce = fetchai_ledger_api.generate_tx_nonce(
my_aea.identity.address, counterparty_identity.address)
tx_msg = TransactionMessage(
performative=TransactionMessage.Performative.PROPOSE_FOR_SETTLEMENT,
skill_callback_ids=[skill_config.public_id],
tx_id="transaction0",
tx_sender_addr=my_aea.identity.address,
tx_counterparty_addr=counterparty_identity.address,
tx_amount_by_currency_id={"FET": -1},
tx_sender_fee=1,
tx_counterparty_fee=0,
tx_quantities_by_good_id={},
ledger_id=FETCHAI,
info={"some_info_key": "some_info_value"},
tx_nonce=tx_nonce,
)
my_aea.context.decision_maker_message_queue.put_nowait(tx_msg)
# Set the AEA running in a different thread
try:
logger.info("STARTING AEA NOW!")
t = Thread(target=my_aea.start)
t.start()
# Let it run long enough to interact with the weather station
time.sleep(20)
finally:
# Shut down the AEA
logger.info("STOPPING AEA NOW!")
my_aea.stop()
t.join()
def run():
# Create a private key
_create_fetchai_private_key()
# Set up the wallet, identity, oef connection, ledger and (empty) resources
wallet = Wallet({FETCHAI: FETCHAI_PRIVATE_KEY_FILE})
identity = Identity("my_aea", address=wallet.addresses.get(FETCHAI))
oef_connection = OEFConnection(address=identity.address,
oef_addr=HOST,
oef_port=PORT)
ledger_apis = LedgerApis({}, FETCHAI)
resources = Resources()
# create the AEA
my_aea = AEA(
identity,
[oef_connection],
wallet,
ledger_apis,
resources, # stub_connection,
)
# Add the default protocol (which is part of the AEA distribution)
default_protocol = Protocol.from_dir(
os.path.join(AEA_DIR, "protocols", "default"))
resources.add_protocol(default_protocol)
# Add the oef protocol (which is a package)
oef_protocol = Protocol.from_dir(
os.path.join(
os.getcwd(),
"packages",
"fetchai",
"protocols",
"oef_search",
))
resources.add_protocol(oef_protocol)
# Add the fipa protocol (which is a package)
fipa_protocol = Protocol.from_dir(
os.path.join(
os.getcwd(),
"packages",
"fetchai",
"protocols",
"fipa",
))
resources.add_protocol(fipa_protocol)
# Add the error and weather_station skills
error_skill = Skill.from_dir(os.path.join(AEA_DIR, "skills", "error"),
my_aea.context)
weather_skill = Skill.from_dir(
os.path.join(ROOT_DIR, "packages", "fetchai", "skills",
"weather_client"),
my_aea.context,
)
strategy = cast(Strategy, weather_skill.models.get("strategy"))
strategy.is_ledger_tx = False
strategy.max_buyer_tx_fee = 100
strategy.max_row_price = 40
for skill in [error_skill, weather_skill]:
resources.add_skill(skill)
# Set the AEA running in a different thread
try:
logger.info("STARTING AEA NOW!")
t = Thread(target=my_aea.start)
t.start()
# Let it run long enough to interact with the weather station
time.sleep(25)
finally:
# Shut down the AEA
logger.info("STOPPING AEA NOW!")
my_aea.stop()
t.join()
def run():
# Create a private keys
_create_fetchai_private_key(private_key_file=FETCHAI_PRIVATE_KEY_FILE_1)
_create_fetchai_private_key(private_key_file=FETCHAI_PRIVATE_KEY_FILE_2)
# Set up the wallets
wallet_1 = Wallet({FETCHAI: FETCHAI_PRIVATE_KEY_FILE_1})
wallet_2 = Wallet({FETCHAI: FETCHAI_PRIVATE_KEY_FILE_2})
# Generate some wealth
_try_generate_testnet_wealth(FETCHAI, wallet_1.addresses[FETCHAI])
# Set up the LedgerApis
ledger_apis = LedgerApis({FETCHAI: {"network": "testnet"}}, FETCHAI)
tx_handler = TransactionHandler(skill_context="skill_context",
name="fake_skill")
resources = Resources()
resources.handler_registry.register(
(
PublicId.from_str("fetchai/fake_skill:0.1.0"),
PublicId.from_str("fetchai/internal:0.1.0"),
),
tx_handler,
)
stub_connection = StubConnection(input_file_path=INPUT_FILE,
output_file_path=OUTPUT_FILE)
identity_1 = Identity(
name="my_aea",
address=wallet_1.addresses.get(FETCHAI),
default_address_key=FETCHAI,
)
identity_2 = Identity(
name="my_aea_2",
address=wallet_2.addresses.get(FETCHAI),
default_address_key=FETCHAI,
)
# create the AEA
my_aea = AEA(identity_1, [stub_connection], wallet_1, ledger_apis,
resources)
ledger_api = ledger_apis.apis[FETCHAI]
tx_nonce = ledger_api.generate_tx_nonce(identity_1.addresses.get(FETCHAI),
identity_2.addresses.get(FETCHAI))
tx_msg = TransactionMessage(
performative=TransactionMessage.Performative.PROPOSE_FOR_SETTLEMENT,
skill_callback_ids=[PublicId("fetchai", "fake_skill", "0.1.0")],
tx_id="transaction0",
tx_sender_addr=identity_1.addresses.get(FETCHAI),
tx_counterparty_addr=identity_2.addresses.get(FETCHAI),
tx_amount_by_currency_id={"FET": -1},
tx_sender_fee=1,
tx_counterparty_fee=0,
tx_quantities_by_good_id={},
ledger_id=FETCHAI,
info={"some_info_key": "some_info_value"},
tx_nonce=tx_nonce,
)
my_aea.context.decision_maker_message_queue.put_nowait(tx_msg)
# Set the AEA running in a different thread
try:
logger.info("STARTING AEA NOW!")
t = Thread(target=my_aea.start)
t.start()
# Let it run long enough to interact with the weather station
time.sleep(20)
finally:
# Shut down the AEA
logger.info("STOPPING AEA NOW!")
my_aea.stop()
t.join()
def run():
# Create a private key
_create_fetchai_private_key()
# Ensure the input and output files do not exist initially
if os.path.isfile(INPUT_FILE):
os.remove(INPUT_FILE)
if os.path.isfile(OUTPUT_FILE):
os.remove(OUTPUT_FILE)
# Set up the Wallet, stub connection, ledger and (empty) resources
wallet = Wallet({FETCHAI: FETCHAI_PRIVATE_KEY_FILE})
stub_connection = StubConnection(
input_file_path=INPUT_FILE, output_file_path=OUTPUT_FILE
)
ledger_apis = LedgerApis({"fetchai": {"network": "testnet"}}, "fetchai")
resources = Resources()
# Create an identity
identity = Identity(
name="my_aea",
address=wallet.addresses.get(FETCHAI),
default_address_key=FETCHAI,
)
# Create our AEA
my_aea = AEA(identity, [stub_connection], wallet, ledger_apis, resources)
# Add the default protocol (which is part of the AEA distribution)
default_protocol = Protocol.from_dir(os.path.join(AEA_DIR, "protocols", "default"))
resources.add_protocol(default_protocol)
# Add the error skill (from the local packages dir) and the echo skill (which is part of the AEA distribution)
echo_skill = Skill.from_dir(
os.path.join(ROOT_DIR, "packages", "fetchai", "skills", "echo"), my_aea.context,
)
resources.add_skill(echo_skill)
error_skill = Skill.from_dir(
os.path.join(AEA_DIR, "skills", "error"), my_aea.context
)
resources.add_skill(error_skill)
# Set the AEA running in a different thread
try:
t = Thread(target=my_aea.start)
t.start()
# Wait for everything to start up
time.sleep(4)
# Create a message inside an envelope and get the stub connection to pass it on to the echo skill
message_text = (
"my_aea,other_agent,fetchai/default:0.1.0,\x08\x01*\x07\n\x05hello"
)
with open(INPUT_FILE, "w") as f:
f.write(message_text)
print("input message: " + message_text)
# Wait for the envelope to get processed
time.sleep(4)
# Read the output envelope generated by the echo skill
with open(OUTPUT_FILE, "r") as f:
print("output message: " + f.readline())
finally:
# Shut down the AEA
my_aea.stop()
t.join()
t = None
def _verify_or_create_private_keys(ctx: Context) -> None:
"""
Verify or create private keys.
:param ctx: Context
"""
path = Path(DEFAULT_AEA_CONFIG_FILE)
agent_loader = ConfigLoader("aea-config_schema.json", AgentConfig)
fp = open(str(path), mode="r", encoding="utf-8")
aea_conf = agent_loader.load(fp)
for identifier, value in aea_conf.private_key_paths.read_all():
if identifier not in SUPPORTED_CRYPTOS:
ValueError("Unsupported identifier in private key paths.")
default_private_key_config = aea_conf.private_key_paths.read(DEFAULT)
if default_private_key_config is None:
_create_default_private_key()
default_private_key_config = PrivateKeyPathConfig(
DEFAULT, DEFAULT_PRIVATE_KEY_FILE)
aea_conf.private_key_paths.create(default_private_key_config.ledger,
default_private_key_config)
else:
default_private_key_config = cast(PrivateKeyPathConfig,
default_private_key_config)
try:
_try_validate_private_key_pem_path(default_private_key_config.path)
except FileNotFoundError:
logger.error("File {} for private key {} not found.".format(
repr(default_private_key_config.path),
default_private_key_config.ledger))
sys.exit(1)
fetchai_private_key_config = aea_conf.private_key_paths.read(FETCHAI)
if fetchai_private_key_config is None:
_create_fetchai_private_key()
fetchai_private_key_config = PrivateKeyPathConfig(
FETCHAI, FETCHAI_PRIVATE_KEY_FILE)
aea_conf.private_key_paths.create(fetchai_private_key_config.ledger,
fetchai_private_key_config)
else:
fetchai_private_key_config = cast(PrivateKeyPathConfig,
fetchai_private_key_config)
try:
_try_validate_fet_private_key_path(fetchai_private_key_config.path)
except FileNotFoundError:
logger.error("File {} for private key {} not found.".format(
repr(fetchai_private_key_config.path),
fetchai_private_key_config.ledger))
sys.exit(1)
ethereum_private_key_config = aea_conf.private_key_paths.read(ETHEREUM)
if ethereum_private_key_config is None:
_create_ethereum_private_key()
ethereum_private_key_config = PrivateKeyPathConfig(
ETHEREUM, ETHEREUM_PRIVATE_KEY_FILE)
aea_conf.private_key_paths.create(ethereum_private_key_config.ledger,
ethereum_private_key_config)
else:
ethereum_private_key_config = cast(PrivateKeyPathConfig,
ethereum_private_key_config)
try:
_try_validate_ethereum_private_key_path(
ethereum_private_key_config.path)
except FileNotFoundError:
logger.error("File {} for private key {} not found.".format(
repr(ethereum_private_key_config.path),
ethereum_private_key_config.ledger))
sys.exit(1)
# update aea config
path = Path(DEFAULT_AEA_CONFIG_FILE)
fp = open(str(path), mode="w", encoding="utf-8")
agent_loader.dump(aea_conf, fp)
ctx.agent_config = aea_conf