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trezor-firmware
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client: simplify MovedTo now that we only need it to raise an error

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this also removes most of client's imports, which will FINALLY let us
import client where it is needed without circular dependencies
pull/25/head
matejcik 6 years ago
parent ef46bd38ef
commit 4f9bdff564
1 changed files with 54 additions and 73 deletions
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127
trezorlib/client.py
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@ -14,26 +14,11 @@
# You should have received a copy of the License along with this library.
# If not, see <https://www.gnu.org/licenses/lgpl-3.0.html>.
import functools
import logging
import sys
import warnings
from . import (
btc,
cosi,
device,
ethereum,
exceptions,
firmware,
lisk,
mapping,
messages as proto,
misc,
nem,
stellar,
tools,
)
from . import exceptions, messages as proto, tools
if sys.version_info.major < 3:
raise Exception("Trezorlib does not support Python 2 anymore.")
@ -44,6 +29,12 @@ LOG = logging.getLogger(__name__)
PinException = exceptions.PinException
DEPRECATION_ERROR = """
Incompatible Trezor library detected.
(Original error: {})
""".strip()
def get_buttonrequest_value(code):
# Converts integer code to its string representation of ButtonRequestType
@ -54,29 +45,6 @@ def get_buttonrequest_value(code):
][0]
class MovedTo:
"""Deprecation redirector for methods that were formerly part of TrezorClient"""
def __init__(self, where):
self.where = where
self.name = where.__module__ + "." + where.__name__
def _deprecated_redirect(self, client, *args, **kwargs):
"""Redirector for a deprecated method on TrezorClient"""
warnings.warn(
"Function has been moved to %s" % self.name,
DeprecationWarning,
stacklevel=2,
)
return self.where(client, *args, **kwargs)
def __get__(self, instance, cls):
if instance is None:
return self._deprecated_redirect
else:
return functools.partial(self._deprecated_redirect, instance)
class TrezorClient:
VENDORS = ("bitcointrezor.com", "trezor.io")
# Implements very basic layer of sending raw protobuf
@ -209,6 +177,14 @@ class TrezorClient:
return self.call_raw(proto.ClearSession())
def MovedTo(where):
def moved_to(*args, **kwargs):
msg = "Function has been moved to " + where
raise RuntimeError(DEPRECATION_ERROR.format(msg))
return moved_to
class ProtocolMixin(object):
"""Fake mixin for old-style software that constructed TrezorClient class
from separate mixins.
@ -235,58 +211,63 @@ class ProtocolMixin(object):
return tools.parse_path(n)
# Device functionality
wipe_device = MovedTo(device.wipe)
recovery_device = MovedTo(device.recover)
reset_device = MovedTo(device.reset)
backup_device = MovedTo(device.backup)
wipe_device = MovedTo("device.wipe")
recovery_device = MovedTo("device.recover")
reset_device = MovedTo("device.reset")
backup_device = MovedTo("device.backup")
set_u2f_counter = MovedTo(device.set_u2f_counter)
set_u2f_counter = MovedTo("device.set_u2f_counter")
apply_settings = MovedTo(device.apply_settings)
apply_flags = MovedTo(device.apply_flags)
change_pin = MovedTo(device.change_pin)
apply_settings = MovedTo("device.apply_settings")
apply_flags = MovedTo("device.apply_flags")
change_pin = MovedTo("device.change_pin")
# Firmware functionality
firmware_update = MovedTo(firmware.update)
firmware_update = MovedTo("firmware.update")
# BTC-like functionality
get_public_node = MovedTo(btc.get_public_node)
get_address = MovedTo(btc.get_address)
sign_tx = MovedTo(btc.sign_tx)
sign_message = MovedTo(btc.sign_message)
verify_message = MovedTo(btc.verify_message)
get_public_node = MovedTo("btc.get_public_node")
get_address = MovedTo("btc.get_address")
sign_tx = MovedTo("btc.sign_tx")
sign_message = MovedTo("btc.sign_message")
verify_message = MovedTo("btc.verify_message")
# CoSi functionality
cosi_commit = MovedTo(cosi.commit)
cosi_sign = MovedTo(cosi.sign)
cosi_commit = MovedTo("cosi.commit")
cosi_sign = MovedTo("cosi.sign")
# Ethereum functionality
ethereum_get_address = MovedTo(ethereum.get_address)
ethereum_sign_tx = MovedTo(ethereum.sign_tx)
ethereum_sign_message = MovedTo(ethereum.sign_message)
ethereum_verify_message = MovedTo(ethereum.verify_message)
ethereum_get_address = MovedTo("ethereum.get_address")
ethereum_sign_tx = MovedTo("ethereum.sign_tx")
ethereum_sign_message = MovedTo("ethereum.sign_message")
ethereum_verify_message = MovedTo("ethereum.verify_message")
# Lisk functionality
lisk_get_address = MovedTo(lisk.get_address)
lisk_get_public_key = MovedTo(lisk.get_public_key)
lisk_sign_message = MovedTo(lisk.sign_message)
lisk_verify_message = MovedTo(lisk.verify_message)
lisk_sign_tx = MovedTo(lisk.sign_tx)
lisk_get_address = MovedTo("lisk.get_address")
lisk_get_public_key = MovedTo("lisk.get_public_key")
lisk_sign_message = MovedTo("lisk.sign_message")
lisk_verify_message = MovedTo("lisk.verify_message")
lisk_sign_tx = MovedTo("lisk.sign_tx")
# NEM functionality
nem_get_address = MovedTo(nem.get_address)
nem_sign_tx = MovedTo(nem.sign_tx)
nem_get_address = MovedTo("nem.get_address")
nem_sign_tx = MovedTo("nem.sign_tx")
# Stellar functionality
stellar_get_address = MovedTo(stellar.get_address)
stellar_sign_transaction = MovedTo(stellar.sign_tx)
stellar_get_address = MovedTo("stellar.get_address")
stellar_sign_transaction = MovedTo("stellar.sign_tx")
# Miscellaneous cryptographic functionality
get_entropy = MovedTo(misc.get_entropy)
sign_identity = MovedTo(misc.sign_identity)
get_ecdh_session_key = MovedTo(misc.get_ecdh_session_key)
encrypt_keyvalue = MovedTo(misc.encrypt_keyvalue)
decrypt_keyvalue = MovedTo(misc.decrypt_keyvalue)
get_entropy = MovedTo("misc.get_entropy")
sign_identity = MovedTo("misc.sign_identity")
get_ecdh_session_key = MovedTo("misc.get_ecdh_session_key")
encrypt_keyvalue = MovedTo("misc.encrypt_keyvalue")
decrypt_keyvalue = MovedTo("misc.decrypt_keyvalue")
# Debug device functionality
load_device_by_mnemonic = MovedTo("debuglink.load_device_by_mnemonic")
load_device_by_xprv = MovedTo("debuglink.load_device_by_xprv")
class BaseClient:
"""Compatibility proxy for original BaseClient class.

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