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mirror of https://github.com/trezor/trezor-firmware.git synced 2024-12-23 06:48:16 +00:00

python: drop old Electrum compatibility code

This commit is contained in:
matejcik 2020-03-04 15:00:39 +01:00
parent 687c32e267
commit 5dfb01c25d
3 changed files with 2 additions and 171 deletions

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@ -41,6 +41,7 @@ _At the moment, the project does **not** adhere to [Semantic Versioning](https:/
- `btc.sign_tx` will not preload transaction data from `prev_txes`, as usage with TxApi
is being removed
- PIN protection and passphrase protection for `ping()` command was removed
- compatibility no-op code from trezorlib 0.9 was removed from `trezorlib.client`
## [0.11.6] - 2019-12-30
[0.11.6]: https://github.com/trezor/trezor-firmware/compare/python/v0.11.5...python/v0.11.6

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@ -18,7 +18,6 @@ import logging
import os
import sys
import warnings
from types import SimpleNamespace
from mnemonic import Mnemonic
@ -36,12 +35,6 @@ MAX_PASSPHRASE_LENGTH = 50
PASSPHRASE_ON_DEVICE = object()
PASSPHRASE_TEST_PATH = tools.parse_path("44h/1h/19h/0/1337")
DEPRECATION_ERROR = """
Incompatible Trezor library detected.
(Original error: {})
""".strip()
OUTDATED_FIRMWARE_ERROR = """
Your Trezor firmware is out of date. Update it with the following command:
trezorctl firmware-update
@ -49,30 +42,6 @@ Or visit https://wallet.trezor.io/
""".strip()
def _no_ui_selected(*args, **kwargs):
raise RuntimeError(
"You did not supply a UI object. You were warned that this would crash soon. "
"That's what happened now.\n "
"You need to supply a UI object to TrezorClient constructor."
)
_NO_UI_OBJECT = SimpleNamespace(
button_request=_no_ui_selected,
get_passphrase=_no_ui_selected,
get_pin=_no_ui_selected,
)
def get_buttonrequest_value(code):
# Converts integer code to its string representation of ButtonRequestType
return [
k
for k in dir(messages.ButtonRequestType)
if getattr(messages.ButtonRequestType, k) == code
][0]
def get_default_client(path=None, ui=None, **kwargs):
"""Get a client for a connected Trezor device.
@ -116,23 +85,12 @@ class TrezorClient:
"""
def __init__(
self, transport, ui=_NO_UI_OBJECT, session_id=None,
self, transport, ui, session_id=None,
):
LOG.info("creating client instance for device: {}".format(transport.get_path()))
self.transport = transport
self.ui = ui
self.session_id = session_id
# XXX remove when old Electrum has been cycled out.
# explanation: We changed the API in 0.11 and this broke older versions
# of Electrum (incl. all its forks). We want to display an intelligent error
# message instead of crashing for no reason (see DEPRECATION_ERROR and MovedTo),
# so we are not allowed to crash in constructor.
# I'd keep this until, say, end of 2019 (or version 0.12), and then drop
# the default value for `ui` argument and all related functionality.
if ui is _NO_UI_OBJECT:
warnings.warn("UI object not supplied. This will probably crash soon.")
self.session_counter = 0
self.init_device()
@ -310,111 +268,3 @@ class TrezorClient:
return resp.message
else:
return resp
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.
Now it only simulates existence of original attributes to prevent some early
crashes, and raises errors when any of the attributes are actually called.
"""
def __init__(self, *args, **kwargs):
warnings.warn("TrezorClient mixins are not supported anymore")
self.tx_api = None # Electrum checks that this attribute exists
super().__init__(*args, **kwargs)
def set_tx_api(self, tx_api):
warnings.warn("set_tx_api is deprecated, use new arguments to sign_tx")
@staticmethod
def expand_path(n):
warnings.warn(
"expand_path is deprecated, use tools.parse_path",
DeprecationWarning,
stacklevel=2,
)
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")
set_u2f_counter = MovedTo("fido.set_counter")
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")
# 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")
# CoSi functionality
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")
# 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")
# NEM functionality
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")
# 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")
# Debug device functionality
load_device_by_mnemonic = MovedTo("debuglink.load_device")
class BaseClient:
"""Compatibility proxy for original BaseClient class.
Prevents early crash in Electrum forks and possibly other software.
"""
def __init__(self, *args, **kwargs):
warnings.warn("TrezorClient mixins are not supported anymore")
self.trezor_client = TrezorClient(*args, **kwargs)
def __getattr__(self, key):
return getattr(self.trezor_client, key)
# further Electrum compatibility
proto = None

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@ -16,34 +16,14 @@
import os
import time
import warnings
from . import messages
from .exceptions import Cancelled
from .tools import expect, session
from .transport import enumerate_devices, get_transport
RECOVERY_BACK = "\x08" # backspace character, sent literally
class TrezorDevice:
"""
This class is deprecated. (There is no reason for it to exist in the first
place, it is nothing but a collection of two functions.)
Instead, please use functions from the ``trezorlib.transport`` module.
"""
@classmethod
def enumerate(cls):
warnings.warn("TrezorDevice is deprecated.", DeprecationWarning)
return enumerate_devices()
@classmethod
def find_by_path(cls, path):
warnings.warn("TrezorDevice is deprecated.", DeprecationWarning)
return get_transport(path, prefix_search=False)
@expect(messages.Success, field="message")
def apply_settings(
client,