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feat(python/firmware): introduce a cleaner database of signing keys

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This commit is contained in:
matejcik 2022-12-19 16:26:33 +01:00
parent 305b7fe84d
commit cd20ff242f
3 changed files with 185 additions and 48 deletions
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1
python/.changelog.d/2701.changed Normal file
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More structured information about signing keys for different models.

62
python/src/trezorlib/firmware/consts.py
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@ -14,55 +14,21 @@
# You should have received a copy of the License along with this library. # 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>. # If not, see <https://www.gnu.org/licenses/lgpl-3.0.html>.
from . import models
V1_SIGNATURE_SLOTS = 3 V1_SIGNATURE_SLOTS = 3
V1_BOOTLOADER_KEYS = [
bytes.fromhex(key)
for key in (
"04d571b7f148c5e4232c3814f777d8faeaf1a84216c78d569b71041ffc768a5b2d810fc3bb134dd026b57e65005275aedef43e155f48fc11a32ec790a93312bd58",
"0463279c0c0866e50c05c799d32bd6bab0188b6de06536d1109d2ed9ce76cb335c490e55aee10cc901215132e853097d5432eda06b792073bd7740c94ce4516cb1",
"0443aedbb6f7e71c563f8ed2ef64ec9981482519e7ef4f4aa98b27854e8c49126d4956d300ab45fdc34cd26bc8710de0a31dbdf6de7435fd0b492be70ac75fde58",
"04877c39fd7c62237e038235e9c075dab261630f78eeb8edb92487159fffedfdf6046c6f8b881fa407c4a4ce6c28de0b19c1f4e29f1fcbc5a58ffd1432a3e0938a",
"047384c51ae81add0a523adbb186c91b906ffb64c2c765802bf26dbd13bdf12c319e80c2213a136c8ee03d7874fd22b70d68e7dee469decfbbb510ee9a460cda45",
)
]
V2_BOARDLOADER_KEYS = [
bytes.fromhex(key)
for key in (
"0eb9856be9ba7e972c7f34eac1ed9b6fd0efd172ec00faf0c589759da4ddfba0",
"ac8ab40b32c98655798fd5da5e192be27a22306ea05c6d277cdff4a3f4125cd8",
"ce0fcd12543ef5936cf2804982136707863d17295faced72af171d6e6513ff06",
)
]
V2_BOARDLOADER_DEV_KEYS = [
bytes.fromhex(key)
for key in (
"db995fe25169d141cab9bbba92baa01f9f2e1ece7df4cb2ac05190f37fcc1f9d",
"2152f8d19b791d24453242e15f2eab6cb7cffa7b6a5ed30097960e069881db12",
"22fc297792f0b6ffc0bfcfdb7edb0c0aa14e025a365ec0e342e86e3829cb74b6",
)
]
V2_BOOTLOADER_KEYS = [
bytes.fromhex(key)
for key in (
"c2c87a49c5a3460977fbb2ec9dfe60f06bd694db8244bd4981fe3b7a26307f3f",
"80d036b08739b846f4cb77593078deb25dc9487aedcf52e30b4fb7cd7024178a",
"b8307a71f552c60a4cbb317ff48b82cdbf6b6bb5f04c920fec7badf017883751",
)
]
V2_BOOTLOADER_DEV_KEYS = [
bytes.fromhex(key)
for key in (
"d759793bbc13a2819a827c76adb6fba8a49aee007f49f2d0992d99b825ad2c48",
"6355691c178a8ff91007a7478afb955ef7352c63e7b25703984cf78b26e21a56",
"ee93a4f66f8d16b819bb9beb9ffccdfcdc1412e87fee6a324c2a99a1e0e67148",
)
]
V2_SIGS_REQUIRED = 2
ONEV2_CHUNK_SIZE = 1024 * 64 ONEV2_CHUNK_SIZE = 1024 * 64
V2_CHUNK_SIZE = 1024 * 128 V2_CHUNK_SIZE = 1024 * 128
# === KEYS KEPT FOR COMPATIBILITY ===
# use `trezorlib.firmware.models` directly
V1_BOOTLOADER_KEYS = models.TREZOR_ONE_V1V2.firmware_keys
V2_BOARDLOADER_KEYS = models.TREZOR_T.boardloader_keys
V2_BOARDLOADER_DEV_KEYS = models.TREZOR_T_DEV.boardloader_keys
V2_BOOTLOADER_KEYS = models.TREZOR_T.bootloader_keys
V2_BOOTLOADER_DEV_KEYS = models.TREZOR_T_DEV.bootloader_keys
V2_SIGS_REQUIRED = models.TREZOR_T.boardloader_sigs_needed

170
python/src/trezorlib/firmware/models.py Normal file
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# This file is part of the Trezor project.
#
# Copyright (C) 2012-2022 SatoshiLabs and contributors
#
# This library is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License version 3
# as published by the Free Software Foundation.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Lesser General Public License for more details.
#
# 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 typing as t
from dataclasses import dataclass
from enum import Enum
class Model(Enum):
ONE = b"T1B1"
T = b"T2T1"
R = b"T2B1"
@dataclass
class ModelKeys:
"""Model-specific keys."""
production: bool
boardloader_keys: t.Sequence[bytes]
boardloader_sigs_needed: int
bootloader_keys: t.Sequence[bytes]
bootloader_sigs_needed: int
firmware_keys: t.Sequence[bytes]
firmware_sigs_needed: int
TREZOR_ONE_V1V2 = ModelKeys(
production=True,
boardloader_keys=(),
boardloader_sigs_needed=-1,
bootloader_keys=(),
bootloader_sigs_needed=-1,
firmware_keys=[
bytes.fromhex(key)
for key in (
"04d571b7f148c5e4232c3814f777d8faeaf1a84216c78d569b71041ffc768a5b2d810fc3bb134dd026b57e65005275aedef43e155f48fc11a32ec790a93312bd58",
"0463279c0c0866e50c05c799d32bd6bab0188b6de06536d1109d2ed9ce76cb335c490e55aee10cc901215132e853097d5432eda06b792073bd7740c94ce4516cb1",
"0443aedbb6f7e71c563f8ed2ef64ec9981482519e7ef4f4aa98b27854e8c49126d4956d300ab45fdc34cd26bc8710de0a31dbdf6de7435fd0b492be70ac75fde58",
"04877c39fd7c62237e038235e9c075dab261630f78eeb8edb92487159fffedfdf6046c6f8b881fa407c4a4ce6c28de0b19c1f4e29f1fcbc5a58ffd1432a3e0938a",
"047384c51ae81add0a523adbb186c91b906ffb64c2c765802bf26dbd13bdf12c319e80c2213a136c8ee03d7874fd22b70d68e7dee469decfbbb510ee9a460cda45",
)
],
firmware_sigs_needed=3,
)
TREZOR_ONE_V1V2_DEV = ModelKeys(
production=False,
boardloader_keys=(),
boardloader_sigs_needed=-1,
bootloader_keys=(),
bootloader_sigs_needed=-1,
firmware_keys=[
bytes.fromhex(key)
for key in (
"032c0b7cf95324a07d05398b240174dc0c2be444d96b159aa6c7f7b1e668680991",
"02edabbd16b41c8371b92ef2f04c1185b4f03b6dcd52ba9b78d9d7c89c8f221145",
"03665f660a5052be7a95546a02179058d93d3e08a779734914594346075bb0afd4",
"0366635d999417b65566866c65630d977a7ae723fe5f6c4cd17fa00f088ba184c1",
"03f36c7d0fb615ada43d7188580f15ebda22d6f6b9b1a92bff16c6937799dcbc66",
)
],
firmware_sigs_needed=3,
)
TREZOR_ONE_V3 = ModelKeys(
production=True,
boardloader_keys=(),
boardloader_sigs_needed=-1,
bootloader_keys=(),
bootloader_sigs_needed=-1,
firmware_keys=[
bytes.fromhex(key)
for key in (
"032300c1bb4539fcbfca2590bda3dd2093826f4ae437bddecc1a2e72520764ff7a",
"0233baeaebc94a2a3e8b11f39a7133dbf427be292fcbceb887d71ef51e85395a19",
"0357091fa254b55233d0bb4c48e106c91b92fd0788ebed9d3a916719f44c76c015",
)
],
firmware_sigs_needed=2,
)
TREZOR_ONE_V3_DEV = ModelKeys(
production=False,
boardloader_keys=(),
boardloader_sigs_needed=-1,
bootloader_keys=(),
bootloader_sigs_needed=-1,
firmware_keys=[
bytes.fromhex(key)
for key in (
"037308e14077161c365dea0f5c80aa6c5dba34719e825bd23ae5f7e7d2988adb0f",
"039c1b2460e343712e982e0732e7ed17f60de4c933065b7170d99c6e7fe7cc7f4b",
"03152b37fdf126111274c894c348dcc975b57c115ee24ceb19b5190ac7f7b65173",
)
],
firmware_sigs_needed=2,
)
TREZOR_T = ModelKeys(
production=True,
boardloader_keys=[
bytes.fromhex(key)
for key in (
"0eb9856be9ba7e972c7f34eac1ed9b6fd0efd172ec00faf0c589759da4ddfba0",
"ac8ab40b32c98655798fd5da5e192be27a22306ea05c6d277cdff4a3f4125cd8",
"ce0fcd12543ef5936cf2804982136707863d17295faced72af171d6e6513ff06",
)
],
boardloader_sigs_needed=2,
bootloader_keys=[
bytes.fromhex(key)
for key in (
"c2c87a49c5a3460977fbb2ec9dfe60f06bd694db8244bd4981fe3b7a26307f3f",
"80d036b08739b846f4cb77593078deb25dc9487aedcf52e30b4fb7cd7024178a",
"b8307a71f552c60a4cbb317ff48b82cdbf6b6bb5f04c920fec7badf017883751",
)
],
bootloader_sigs_needed=2,
firmware_keys=(),
firmware_sigs_needed=-1,
)
TREZOR_T_DEV = ModelKeys(
production=False,
boardloader_keys=[
bytes.fromhex(key)
for key in (
"db995fe25169d141cab9bbba92baa01f9f2e1ece7df4cb2ac05190f37fcc1f9d",
"2152f8d19b791d24453242e15f2eab6cb7cffa7b6a5ed30097960e069881db12",
"22fc297792f0b6ffc0bfcfdb7edb0c0aa14e025a365ec0e342e86e3829cb74b6",
)
],
boardloader_sigs_needed=2,
bootloader_keys=[
bytes.fromhex(key)
for key in (
"d759793bbc13a2819a827c76adb6fba8a49aee007f49f2d0992d99b825ad2c48",
"6355691c178a8ff91007a7478afb955ef7352c63e7b25703984cf78b26e21a56",
"ee93a4f66f8d16b819bb9beb9ffccdfcdc1412e87fee6a324c2a99a1e0e67148",
)
],
bootloader_sigs_needed=2,
firmware_keys=(),
firmware_sigs_needed=-1,
)
MODEL_MAP = {
Model.ONE: TREZOR_ONE_V3,
Model.T: TREZOR_T,
}
MODEL_MAP_DEV = {
Model.ONE: TREZOR_ONE_V3_DEV,
Model.T: TREZOR_T_DEV,
}