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384 lines (337 loc) · 11.6 KB
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#!/usr/bin/env python
# -*- coding: utf-8 -*-
#
# Copyright (C) 2013-2017 Gauvain Pocentek <gauvain@pocentek.net>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
import argparse
import functools
import os
import re
import sys
from types import ModuleType
from typing import Any, Callable, cast, Dict, Optional, Tuple, Type, TypeVar, Union
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])")
# custom_actions = {
# cls: {
# action: (mandatory_args, optional_args, in_obj),
# },
# }
custom_actions: Dict[str, Dict[str, Tuple[Tuple[str, ...], Tuple[str, ...], bool]]] = {}
# 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])
class VerticalHelpFormatter(argparse.HelpFormatter):
def format_help(self) -> str:
result = super().format_help()
output = ""
indent = self._indent_increment * " "
for line in result.splitlines(keepends=True):
# All of our resources are on one line and wrapped inside braces.
# For example: {application,resource1,resource2}
# We then put each resource on its own line to make it easier to read.
if line.strip().startswith("{"):
choices = line.strip().strip("{}").split(",")
choices_str = f"\n{indent}".join(choices)
line = f"{indent}{choices_str}\n"
output += line
return output
def register_custom_action(
cls_names: Union[str, Tuple[str, ...]],
mandatory: Tuple[str, ...] = (),
optional: Tuple[str, ...] = (),
custom_action: Optional[str] = None,
) -> 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] = (mandatory, optional, in_obj)
return cast(__F, wrapped_f)
return wrap
def die(msg: str, e: Optional[Exception] = None) -> None:
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("-", "")
return classes[lowercase_class]
def cls_to_gitlab_resource(cls: 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",
formatter_class=VerticalHelpFormatter,
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"),
)
parser.add_argument(
"--ssl-verify",
help=(
"Whether SSL certificates should be validated. [env var: GITLAB_SSL_VERIFY]"
),
required=False,
default=os.getenv("GITLAB_SSL_VERIFY"),
)
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,
)
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("@"):
# If the user-provided value starts with @, we try to read the file
# path provided after @ as the real value. Exit on any error.
try:
with open(v[1:], encoding="utf-8") as f:
return f.read()
except Exception as e:
sys.stderr.write(f"{e}\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(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
args_dict = vars(args)
# Remove CLI behavior-related args
for item in (
"gitlab",
"config_file",
"verbose",
"debug",
"gitlab_resource",
"resource_action",
"version",
"output",
"fields",
"server_url",
"ssl_verify",
"timeout",
"api_version",
"pagination",
"user_agent",
"private_token",
"oauth_token",
"job_token",
):
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 gl.private_token or gl.oauth_token:
gl.auth()
except Exception as e:
die(str(e))
if debug:
gl.enable_debug()
gitlab.v4.cli.run(
gl, gitlab_resource, resource_action, args_dict, verbose, output, fields
)