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# Copyright 2021-2022 Google LLC
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# https://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# -----------------------------------------------------------------------------
# Imports
# -----------------------------------------------------------------------------
import asyncio
import json
import logging
import os
import pathlib
import tempfile
import pytest
from bumble.keys import JsonKeyStore, PairingKeys
# -----------------------------------------------------------------------------
# Logging
# -----------------------------------------------------------------------------
logger = logging.getLogger(__name__)
# -----------------------------------------------------------------------------
# Tests
# -----------------------------------------------------------------------------
JSON1 = """
{
"my_namespace": {
"14:7D:DA:4E:53:A8/P": {
"address_type": 0,
"irk": {
"authenticated": false,
"value": "e7b2543b206e4e46b44f9e51dad22bd1"
},
"link_key": {
"authenticated": false,
"value": "0745dd9691e693d9dca740f7d8dfea75"
},
"ltk": {
"authenticated": false,
"value": "d1897ee10016eb1a08e4e037fd54c683"
}
}
}
}
"""
JSON2 = """
{
"my_namespace1": {
},
"my_namespace2": {
}
}
"""
JSON3 = """
{
"my_namespace1": {
},
"__DEFAULT__": {
"14:7D:DA:4E:53:A8/P": {
"address_type": 0,
"irk": {
"authenticated": false,
"value": "e7b2543b206e4e46b44f9e51dad22bd1"
}
}
}
}
"""
# -----------------------------------------------------------------------------
@pytest.fixture
def temporary_file():
file = tempfile.NamedTemporaryFile(delete=False)
file.close()
yield file.name
pathlib.Path(file.name).unlink()
# -----------------------------------------------------------------------------
@pytest.mark.asyncio
async def test_basic(temporary_file):
with open(temporary_file, mode='w', encoding='utf-8') as file:
file.write("{}")
file.flush()
keystore = JsonKeyStore('my_namespace', temporary_file)
keys = await keystore.get_all()
assert len(keys) == 0
keys = PairingKeys()
await keystore.update('foo', keys)
foo = await keystore.get('foo')
assert foo is not None
assert foo.ltk is None
ltk = bytes([0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15])
keys.ltk = PairingKeys.Key(ltk)
await keystore.update('foo', keys)
foo = await keystore.get('foo')
assert foo is not None
assert foo.ltk is not None
assert foo.ltk.value == ltk
with open(file.name, "r", encoding="utf-8") as json_file:
json_data = json.load(json_file)
assert 'my_namespace' in json_data
assert 'foo' in json_data['my_namespace']
assert 'ltk' in json_data['my_namespace']['foo']
# -----------------------------------------------------------------------------
@pytest.mark.asyncio
async def test_parsing(temporary_file):
with open(temporary_file, mode='w', encoding='utf-8') as file:
file.write(JSON1)
file.flush()
keystore = JsonKeyStore('my_namespace', file.name)
foo = await keystore.get('14:7D:DA:4E:53:A8/P')
assert foo is not None
assert foo.ltk.value == bytes.fromhex('d1897ee10016eb1a08e4e037fd54c683')
# -----------------------------------------------------------------------------
@pytest.mark.asyncio
async def test_default_namespace(temporary_file):
with open(temporary_file, mode='w', encoding='utf-8') as file:
file.write(JSON1)
file.flush()
keystore = JsonKeyStore(None, file.name)
all_keys = await keystore.get_all()
assert len(all_keys) == 1
name, keys = all_keys[0]
assert name == '14:7D:DA:4E:53:A8/P'
assert keys.irk.value == bytes.fromhex('e7b2543b206e4e46b44f9e51dad22bd1')
with open(temporary_file, mode='w', encoding='utf-8') as file:
file.write(JSON2)
file.flush()
keystore = JsonKeyStore(None, file.name)
keys = PairingKeys()
ltk = bytes([0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15])
keys.ltk = PairingKeys.Key(ltk)
await keystore.update('foo', keys)
with open(file.name, "r", encoding="utf-8") as json_file:
json_data = json.load(json_file)
assert '__DEFAULT__' in json_data
assert 'foo' in json_data['__DEFAULT__']
assert 'ltk' in json_data['__DEFAULT__']['foo']
with open(temporary_file, mode='w', encoding='utf-8') as file:
file.write(JSON3)
file.flush()
keystore = JsonKeyStore(None, file.name)
all_keys = await keystore.get_all()
assert len(all_keys) == 1
name, keys = all_keys[0]
assert name == '14:7D:DA:4E:53:A8/P'
assert keys.irk.value == bytes.fromhex('e7b2543b206e4e46b44f9e51dad22bd1')
# -----------------------------------------------------------------------------
async def run_tests():
await test_basic()
await test_parsing()
await test_default_namespace()
# -----------------------------------------------------------------------------
if __name__ == '__main__':
logging.basicConfig(level=os.environ.get('BUMBLE_LOGLEVEL', 'INFO').upper())
asyncio.run(run_tests())
|
