Co-authored-by: Daniil Anfimov <anfimovdan@gmail.com>
Co-authored-by: Vyacheslav Potoropin <vpotoropin@almalinux.org>
Reviewed-on: #2
Co-authored-by: anfimovdm <anfimovdm@noreply.git.almalinux.org>
Co-committed-by: anfimovdm <anfimovdm@noreply.git.almalinux.org>
pull/3/head 0.0.2
anfimovdm 7 months ago
parent bd5686e9e4
commit 98ca413db7
  1. 4
      .gitignore
  2. 117
      cas_wrapper.py
  3. 2
      setup.py

4
.gitignore vendored

@ -0,0 +1,4 @@
# Byte-compiled / optimized / DLL files
__pycache__/
*.py[cod]
*$py.class

@ -1,5 +1,7 @@
from concurrent.futures import ThreadPoolExecutor, as_completed
import json
from typing import Dict
import logging
import typing
from plumbum import local, ProcessExecutionError
@ -16,6 +18,7 @@ class CasWrapper:
self,
cas_api_key: str,
cas_signer_id: str,
logger: logging.Logger = None,
):
if self.binary_name not in local:
raise FileNotFoundError(
@ -23,17 +26,22 @@ class CasWrapper:
)
self._cas_api_key = cas_api_key
self._cas_signer_id = cas_signer_id
self._cas = local['cas']
self._logger = logger
if self._logger is None:
self._logger = logging.getLogger()
def ensure_login(self):
with local.env(
CAS_API_KEY=self._cas_api_key,
SIGNER_ID=self._cas_signer_id
CAS_API_KEY=self._cas_api_key,
SIGNER_ID=self._cas_signer_id,
):
self._cas = local['cas']
self._cas['login']()
def notarize(
self,
local_path: str,
metadata: Dict = None,
metadata: typing.Dict = None,
) -> str:
"""
Wrapper around `cas notarize`
@ -64,21 +72,25 @@ class CasWrapper:
def authenticate(
self,
local_path: str,
return_json: bool = False,
use_hash: bool = False,
):
"""
Wrapper around `cas authenticate`
:param local_path: path to a local Git repo
(should be started from `git://`)
or to a single local file
or to a single local file or hash
:param return_json: flag for return json response
:param use_hash: flag for authenticate by hash
:return: true if a commit is trusted, vice versa - false
:rtype: bool
or dict with result if return_json param is True
:rtype: bool or dict
"""
command = self._cas[
'authenticate',
local_path,
'-o',
'json',
]
command_args = ['authenticate', local_path]
if use_hash:
command_args = ['authenticate', '--hash', local_path]
command_args.extend(('-o', 'json'))
command = self._cas[command_args]
try:
with local.env(
CAS_API_KEY=self._cas_api_key,
@ -92,4 +104,81 @@ class CasWrapper:
):
# in case if commit is untrusted
result_of_execution = command(retcode=1)
return not bool(json.loads(result_of_execution)['status'])
json_result = json.loads(result_of_execution)
if return_json:
return json_result
return not bool(json_result['status'])
def authenticate_source(
self,
local_path: str,
) -> typing.Tuple[bool, typing.Optional[str]]:
"""
Authenticates source by git path.
Returns authenticate result and source commit hash.
"""
is_authenticated = False
commit_cas_hash = None
self.ensure_login()
try:
result_json = self.authenticate(local_path, return_json=True)
is_authenticated = result_json['verified']
commit_cas_hash = result_json['hash']
# we can fall with ProcessExecutionError,
# because source can be not notarized
except ProcessExecutionError:
self._logger.exception('Cannot authenticate: %s', local_path)
return is_authenticated, commit_cas_hash
def authenticate_artifact(
self,
local_path: str,
use_hash: bool = False,
) -> bool:
"""
Authenticates artifact by artifact path or hash if `use_hash` is True.
Returns authenticate result.
"""
is_authenticated = False
self.ensure_login()
try:
is_authenticated = self.authenticate(
local_path,
use_hash=use_hash,
return_json=True,
)['verified']
# we can fall with ProcessExecutionError,
# because artifact can be not notarized
except ProcessExecutionError:
self._logger.exception('Cannot authenticate: %s', local_path)
return is_authenticated
def notarize_artifacts(
self,
artifact_paths: typing.List[str],
metadata: typing.Dict[str, typing.Any],
) -> typing.Tuple[bool, typing.Dict[str, str]]:
"""
Notarize artifacts by their paths.
Returns `True` if all artifacts was succesful notarizated
and dict with CAS hashes.
"""
all_artifacts_is_notarized = True
notarized_artifacts = {}
self.ensure_login()
with ThreadPoolExecutor(max_workers=4) as executor:
futures = {
executor.submit(self.notarize, artifact_path, metadata): artifact_path
for artifact_path in artifact_paths
}
for future in as_completed(futures):
artifact_path = futures[future]
try:
cas_artifact_hash = future.result()
except Exception:
self._logger.exception('Cannot notarize artifact: %s',
artifact_path)
all_artifacts_is_notarized = False
continue
notarized_artifacts[artifact_path] = cas_artifact_hash
return all_artifacts_is_notarized, notarized_artifacts

@ -2,7 +2,7 @@ from setuptools import setup
setup(
name="cas_wrapper",
version="0.0.1",
version="0.0.2",
author="Stepan Oksanichenko",
author_email="soksanichenko@almalinux.org",
description="The python wrapper around binary cas from "

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