def rosetta_get_driver(platform):
if platform == "ios" or "eos":
# eos not a platform in rosetta https://github.com/networktocode/ntc-rosetta/blob/develop/ntc_rosetta/__init__.py#L13
ios = get_driver("ios", "openconfig")
rosetta_device_driver = ios()
if platform == "junos":
junos = get_driver("junos", "openconfig")
rosetta_device_driver = junos()
return rosetta_device_driver
def parse(self, input_args: JsonNodeT, username: str) -> JsonNodeT:
validate = input_args.get("ntc-rosetta-conf:validate", True)
native = input_args.get("ntc-rosetta-conf:native")
if not native:
return _fail(f"you need to set native data")
platform = self._get_platform(username)
if not platform:
return _fail(f"you need to set the platform first")
device_driver = get_driver(platform.split(":")[-1], "openconfig")
processor = device_driver()
native = processor.parse(native={"dev_conf": native},
validate=validate)
native_raw = native.raw_value()
models_to_propagate = ["ntc-rosetta-conf:device"]
for m in models_to_propagate:
irt = self.ds._dm.parse_resource_id(f"/{m}")
data = self.ds._data.goto(irt)
native_raw[m] = data.raw_value()
self.ds._data = self.ds._dm.from_raw(native_raw)
return _succeed({})
def to_yang(file_path, driver="ios"):
ios = get_driver(driver, "openconfig")
ios_driver = ios()
with open(file_path, "r") as f:
config = f.read()
parsed = ios_driver.parse(native={"dev_conf": config})
return (json.dumps(parsed.raw_value(), indent=4))
def _test_translate(self, driver: str, test_case_path: pathlib.Path,
mode: str) -> None:
with open(test_case_path.joinpath("data.json"), "r") as f:
candidate = json.load(f)
with open(test_case_path.joinpath(f"res_{mode}"), "r") as f:
expected = f.read()
driver_class = ntc_rosetta.get_driver(driver)
device = driver_class()
config = device.translate(candidate, replace=mode == "replace")
assert config == expected
def _test_merge(self, driver: str, test_case_path: pathlib.Path,
mode: str) -> None:
with open(test_case_path.joinpath("data_candidate.json"), "r") as f:
candidate = json.load(f)
with open(test_case_path.joinpath("data_running.json"), "r") as f:
running = json.load(f)
with open(test_case_path.joinpath(f"res_{mode}"), "r") as f:
expected = f.read()
driver_class = ntc_rosetta.get_driver(driver)
device = driver_class()
res_merge = device.merge(candidate, running, replace=mode == "replace")
assert res_merge == expected
def print_parser(ctx: click.Context, driver: str, model: str,
to_json: bool) -> None:
"""
Prints a tree representation of a parser/translator.
Parser/Translator needs to be properly linted for this to work
"""
d = get_driver(driver, model)
dm = get_data_model(model)
lint = linter.Linter.lint(d.parser, dm, recursive=True)
if to_json:
text = json.dumps(lint.to_dict(), indent=4)
else:
text = lint.to_ascii_tree("")
print(text)
def main() -> None:
for processor_type in ["parser", "translator"]:
linter_result = LinterPlatformResult()
for model in models:
dm = get_data_model(model)
for driver in drivers:
d = get_driver(driver, model)
r = RootLinter.lint(getattr(d, processor_type), dm, True,
set())
linter_result[driver] = _process_linter(r)
schema_result = _process_schema(dm.schema, linter_result)
filepath = Path(__file__).parent.joinpath(
"models", "matrix", f"{model}_{processor_type}.rst")
with open(filepath, "w+") as f:
f.write(
schema_result.to_html_table(f"{model} {processor_type}"))
def merge(self, input_args: JsonNodeT, username: str) -> JsonNodeT:
candidate = self._get_instance_node("/", False, username).raw_value()
running = self._get_instance_node("/", True, username).raw_value()
replace = input_args.get("ntc-rosetta-conf:replace", False)
platform = self._get_platform(username)
if not platform:
return _fail(f"you need to set the platform first")
device_driver = get_driver(platform.split(":")[-1], "openconfig")
processor = device_driver()
remove_ntc_rosetta_conf_specific_data(candidate)
remove_ntc_rosetta_conf_specific_data(running)
native = processor.merge(candidate=candidate,
running=running,
replace=replace)
return _succeed({"native": native})
def test_parser(self, model: str, driver: str,
test_case_path: pathlib.Path) -> None:
with open(test_case_path.joinpath("dev_conf"), "r") as f:
dev_conf = f.read()
with open(test_case_path.joinpath("result.json"), "r") as f:
structured = json.load(f)
driver_class = ntc_rosetta.get_driver(driver)
device = driver_class()
parsed_obj = device.parse(
native={"dev_conf": dev_conf},
validate=False,
include=filters[model]["include"],
exclude=filters[model]["exclude"],
)
# print(json.dumps(parsed_obj.raw_value()))
assert parsed_obj.raw_value() == structured, json.dumps(
parsed_obj.raw_value())
def translate(self, input_args: JsonNodeT, username: str) -> JsonNodeT:
db = input_args["ntc-rosetta-conf:database"]
if db == "candidate":
data = self._get_instance_node("/", False, username).raw_value()
elif db == "running":
data = self._get_instance_node("/", True, username).raw_value()
else:
return _fail(f"don't know this database: '{db}'")
replace = input_args.get("ntc-rosetta-conf:replace", False)
platform = self._get_platform(username)
if not platform:
return _fail(f"you need to set the platform first")
device_driver = get_driver(platform.split(":")[-1], "openconfig")
processor = device_driver()
remove_ntc_rosetta_conf_specific_data(data)
native = processor.translate(candidate=data, replace=replace)
return _succeed({"native": native})
def load_driver(nos):
nos = get_driver(nos, "openconfig")
return nos()
