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410 lines (363 loc) · 12.1 KB
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from __future__ import annotations
import argparse
import dataclasses
import functools
import os
import pathlib
import re
import sys
from types import ModuleType
from typing import Any, Callable, cast, NoReturn, TYPE_CHECKING, TypeVar
from requests.structures import CaseInsensitiveDict
import gitlab.config
from gitlab.base import RESTObject
# This regex is based on:
# https://github.com/jpvanhal/inflection/blob/master/inflection/__init__.py
camel_upperlower_regex = re.compile(r"([A-Z]+)([A-Z][a-z])")
camel_lowerupper_regex = re.compile(r"([a-z\d])([A-Z])")
@dataclasses.dataclass
class CustomAction:
required: tuple[str, ...]
optional: tuple[str, ...]
in_object: bool
requires_id: bool # if the `_id_attr` value should be a required argument
help: str | None # help text for the custom action
# custom_actions = {
# cls: {
# action: CustomAction,
# },
# }
custom_actions: dict[str, dict[str, CustomAction]] = {}
# For an explanation of how these type-hints work see:
# https://mypy.readthedocs.io/en/stable/generics.html#declaring-decorators
#
# The goal here is that functions which get decorated will retain their types.
__F = TypeVar("__F", bound=Callable[..., Any])
def register_custom_action(
*,
cls_names: str | tuple[str, ...],
required: tuple[str, ...] = (),
optional: tuple[str, ...] = (),
custom_action: str | None = None,
requires_id: bool = True, # if the `_id_attr` value should be a required argument
help: str | None = None, # help text for the action
) -> Callable[[__F], __F]:
def wrap(f: __F) -> __F:
@functools.wraps(f)
def wrapped_f(*args: Any, **kwargs: Any) -> Any:
return f(*args, **kwargs)
# in_obj defines whether the method belongs to the obj or the manager
in_obj = True
if isinstance(cls_names, tuple):
classes = cls_names
else:
classes = (cls_names,)
for cls_name in classes:
final_name = cls_name
if cls_name.endswith("Manager"):
final_name = cls_name.replace("Manager", "")
in_obj = False
if final_name not in custom_actions:
custom_actions[final_name] = {}
action = custom_action or f.__name__.replace("_", "-")
custom_actions[final_name][action] = CustomAction(
required=required,
optional=optional,
in_object=in_obj,
requires_id=requires_id,
help=help,
)
return cast(__F, wrapped_f)
return wrap
def die(msg: str, e: Exception | None = None) -> NoReturn:
if e:
msg = f"{msg} ({e})"
sys.stderr.write(f"{msg}\n")
sys.exit(1)
def gitlab_resource_to_cls(
gitlab_resource: str, namespace: ModuleType
) -> type[RESTObject]:
classes = CaseInsensitiveDict(namespace.__dict__)
lowercase_class = gitlab_resource.replace("-", "")
class_type = classes[lowercase_class]
if TYPE_CHECKING:
assert isinstance(class_type, type)
assert issubclass(class_type, RESTObject)
return class_type
def cls_to_gitlab_resource(cls: type[RESTObject]) -> str:
dasherized_uppercase = camel_upperlower_regex.sub(r"\1-\2", cls.__name__)
dasherized_lowercase = camel_lowerupper_regex.sub(r"\1-\2", dasherized_uppercase)
return dasherized_lowercase.lower()
def _get_base_parser(add_help: bool = True) -> argparse.ArgumentParser:
parser = argparse.ArgumentParser(
add_help=add_help,
description="GitLab API Command Line Interface",
allow_abbrev=False,
)
parser.add_argument("--version", help="Display the version.", action="store_true")
parser.add_argument(
"-v",
"--verbose",
"--fancy",
help="Verbose mode (legacy format only) [env var: GITLAB_VERBOSE]",
action="store_true",
default=os.getenv("GITLAB_VERBOSE"),
)
parser.add_argument(
"-d",
"--debug",
help="Debug mode (display HTTP requests) [env var: GITLAB_DEBUG]",
action="store_true",
default=os.getenv("GITLAB_DEBUG"),
)
parser.add_argument(
"-c",
"--config-file",
action="append",
help=(
"Configuration file to use. Can be used multiple times. "
"[env var: PYTHON_GITLAB_CFG]"
),
)
parser.add_argument(
"-g",
"--gitlab",
help=(
"Which configuration section should "
"be used. If not defined, the default selection "
"will be used."
),
required=False,
)
parser.add_argument(
"-o",
"--output",
help="Output format (v4 only): json|legacy|yaml",
required=False,
choices=["json", "legacy", "yaml"],
default="legacy",
)
parser.add_argument(
"-f",
"--fields",
help=(
"Fields to display in the output (comma "
"separated). Not used with legacy output"
),
required=False,
)
parser.add_argument(
"--server-url",
help=("GitLab server URL [env var: GITLAB_URL]"),
required=False,
default=os.getenv("GITLAB_URL"),
)
ssl_verify_group = parser.add_mutually_exclusive_group()
ssl_verify_group.add_argument(
"--ssl-verify",
help=(
"Path to a CA_BUNDLE file or directory with certificates of trusted CAs. "
"[env var: GITLAB_SSL_VERIFY]"
),
required=False,
default=os.getenv("GITLAB_SSL_VERIFY"),
)
ssl_verify_group.add_argument(
"--no-ssl-verify",
help="Disable SSL verification",
required=False,
dest="ssl_verify",
action="store_false",
)
parser.add_argument(
"--timeout",
help=(
"Timeout to use for requests to the GitLab server. "
"[env var: GITLAB_TIMEOUT]"
),
required=False,
type=int,
default=os.getenv("GITLAB_TIMEOUT"),
)
parser.add_argument(
"--api-version",
help=("GitLab API version [env var: GITLAB_API_VERSION]"),
required=False,
default=os.getenv("GITLAB_API_VERSION"),
)
parser.add_argument(
"--per-page",
help=(
"Number of entries to return per page in the response. "
"[env var: GITLAB_PER_PAGE]"
),
required=False,
type=int,
default=os.getenv("GITLAB_PER_PAGE"),
)
parser.add_argument(
"--pagination",
help=(
"Whether to use keyset or offset pagination [env var: GITLAB_PAGINATION]"
),
required=False,
default=os.getenv("GITLAB_PAGINATION"),
)
parser.add_argument(
"--order-by",
help=("Set order_by globally [env var: GITLAB_ORDER_BY]"),
required=False,
default=os.getenv("GITLAB_ORDER_BY"),
)
parser.add_argument(
"--user-agent",
help=(
"The user agent to send to GitLab with the HTTP request. "
"[env var: GITLAB_USER_AGENT]"
),
required=False,
default=os.getenv("GITLAB_USER_AGENT"),
)
tokens = parser.add_mutually_exclusive_group()
tokens.add_argument(
"--private-token",
help=("GitLab private access token [env var: GITLAB_PRIVATE_TOKEN]"),
required=False,
default=os.getenv("GITLAB_PRIVATE_TOKEN"),
)
tokens.add_argument(
"--oauth-token",
help=("GitLab OAuth token [env var: GITLAB_OAUTH_TOKEN]"),
required=False,
default=os.getenv("GITLAB_OAUTH_TOKEN"),
)
tokens.add_argument(
"--job-token",
help=("GitLab CI job token [env var: CI_JOB_TOKEN]"),
required=False,
)
parser.add_argument(
"--skip-login",
help=(
"Skip initial authenticated API call to the current user endpoint. "
"This may be useful when invoking the CLI in scripts. "
"[env var: GITLAB_SKIP_LOGIN]"
),
action="store_true",
default=os.getenv("GITLAB_SKIP_LOGIN"),
)
parser.add_argument(
"--no-mask-credentials",
help="Don't mask credentials in debug mode",
dest="mask_credentials",
action="store_false",
)
return parser
def _get_parser() -> argparse.ArgumentParser:
# NOTE: We must delay import of gitlab.v4.cli until now or
# otherwise it will cause circular import errors
from gitlab.v4 import cli as v4_cli
parser = _get_base_parser()
return v4_cli.extend_parser(parser)
def _parse_value(v: Any) -> Any:
if isinstance(v, str) and v.startswith("@@"):
return v[1:]
if isinstance(v, str) and v.startswith("@"):
# If the user-provided value starts with @, we try to read the file
# path provided after @ as the real value.
filepath = pathlib.Path(v[1:]).expanduser().resolve()
try:
with open(filepath, encoding="utf-8") as f:
return f.read()
except UnicodeDecodeError:
with open(filepath, "rb") as f:
return f.read()
except OSError as exc:
exc_name = type(exc).__name__
sys.stderr.write(f"{exc_name}: {exc}\n")
sys.exit(1)
return v
def docs() -> argparse.ArgumentParser: # pragma: no cover
"""
Provide a statically generated parser for sphinx only, so we don't need
to provide dummy gitlab config for readthedocs.
"""
if "sphinx" not in sys.modules:
sys.exit("Docs parser is only intended for build_sphinx")
return _get_parser()
def main() -> None:
if "--version" in sys.argv:
print(gitlab.__version__)
sys.exit(0)
parser = _get_base_parser(add_help=False)
# This first parsing step is used to find the gitlab config to use, and
# load the propermodule (v3 or v4) accordingly. At that point we don't have
# any subparser setup
options, _ = parser.parse_known_args(sys.argv)
try:
config = gitlab.config.GitlabConfigParser(options.gitlab, options.config_file)
except gitlab.config.ConfigError as e:
if "--help" in sys.argv or "-h" in sys.argv:
parser.print_help()
sys.exit(0)
sys.exit(str(e))
# We only support v4 API at this time
if config.api_version not in ("4",): # dead code # pragma: no cover
raise ModuleNotFoundError(f"gitlab.v{config.api_version}.cli")
# Now we build the entire set of subcommands and do the complete parsing
parser = _get_parser()
try:
import argcomplete # type: ignore
argcomplete.autocomplete(parser) # pragma: no cover
except Exception:
pass
args = parser.parse_args()
config_files = args.config_file
gitlab_id = args.gitlab
verbose = args.verbose
output = args.output
fields = []
if args.fields:
fields = [x.strip() for x in args.fields.split(",")]
debug = args.debug
gitlab_resource = args.gitlab_resource
resource_action = args.resource_action
skip_login = args.skip_login
mask_credentials = args.mask_credentials
args_dict = vars(args)
# Remove CLI behavior-related args
for item in (
"api_version",
"config_file",
"debug",
"fields",
"gitlab",
"gitlab_resource",
"job_token",
"mask_credentials",
"oauth_token",
"output",
"pagination",
"private_token",
"resource_action",
"server_url",
"skip_login",
"ssl_verify",
"timeout",
"user_agent",
"verbose",
"version",
):
args_dict.pop(item)
args_dict = {k: _parse_value(v) for k, v in args_dict.items() if v is not None}
try:
gl = gitlab.Gitlab.merge_config(vars(options), gitlab_id, config_files)
if debug:
gl.enable_debug(mask_credentials=mask_credentials)
if not skip_login and (gl.private_token or gl.oauth_token):
gl.auth()
except Exception as e:
die(str(e))
gitlab.v4.cli.run(
gl, gitlab_resource, resource_action, args_dict, verbose, output, fields
)