def get_machine_id():
global MACHINE_ID
if MACHINE_ID:
return MACHINE_ID
# determine MACHINE_ID from config files
configs_map = {}
# TODO check if this distinction is needed - config.CONFIG_FILE_PATH already handles tmp vs home folder
config_file_tmp = get_config_file_tempdir()
config_file_home = get_config_file_homedir()
for config_file in (config_file_home, config_file_tmp):
if config_file:
local_configs = configs_map[config_file] = config.load_config_file(
config_file=config_file
)
if "machine_id" in local_configs:
MACHINE_ID = local_configs["machine_id"]
break
# if we can neither find NOR create the config files, fall back to process id
if not configs_map:
return PROCESS_ID
# assign default id if empty
if not MACHINE_ID:
MACHINE_ID = short_uid()
# update MACHINE_ID in all config files
for config_file, configs in configs_map.items():
configs["machine_id"] = MACHINE_ID
save_file(config_file, json.dumps(configs))
return MACHINE_ID
def get_machine_id() -> str:
machine_id = None
# determine machine_id from config files
configs_map = {}
# TODO check if this distinction is needed - config.CONFIG_FILE_PATH already handles tmp vs home folder
config_file_tmp = get_config_file_tempdir()
config_file_home = get_config_file_homedir()
for config_file in (config_file_home, config_file_tmp):
if config_file:
local_configs = configs_map[config_file] = config.load_config_file(
config_file=config_file)
if "machine_id" in local_configs:
machine_id = local_configs["machine_id"]
break
# if we can neither find NOR create the config files, fall back to process id
if not configs_map:
return get_session_id()
# assign default id if empty
if not machine_id:
machine_id = common.short_uid()
# update machine_id in all config files
for config_file, configs in configs_map.items():
configs["machine_id"] = machine_id
common.save_file(config_file, json.dumps(configs))
return machine_id
def test_creates_file_if_not_exists(self, tmp_path):
tmp_file = tmp_path / "config.json"
assert not tmp_file.exists()
cfg = config.load_config_file(str(tmp_file))
assert tmp_file.exists()
assert len(cfg) == 0
def test_illegal_config_content_fails_silently(self, tmp_path):
test_config = '{"foo: "bar"}' # json syntax error
tmp_file = tmp_path / "config.json"
tmp_file.write_text(test_config)
cfg = config.load_config_file(str(tmp_file))
assert cfg is not None
assert len(cfg) == 0
def test_with_existing_file(self, tmp_path):
test_config = '{"foo": "bar", "why": 42}'
tmp_file = tmp_path / "config.json"
tmp_file.write_text(test_config)
cfg = config.load_config_file(str(tmp_file))
assert len(cfg) == 2
assert "foo" in cfg
assert "why" in cfg
assert cfg["foo"] == "bar"
assert cfg["why"] == 42