Function read_config

src/ghstack/config.py:124–323

(
    *,
    request_circle_token: bool = False,
    request_github_token: bool = True,
)

def read_config(
    *,
    request_circle_token: bool = False,
    request_github_token: bool = True,
) -> Config:  # noqa: C901
    config = configparser.ConfigParser()

    config_path = None
    current_dir = Path(os.getcwd())

    while current_dir != current_dir.parent:
        tentative_config_path = "/".join([str(current_dir), ".ghstackrc"])
        if os.path.exists(tentative_config_path):
            config_path = tentative_config_path
            break
        current_dir = current_dir.parent

    write_back = False
    if config_path is None:
        config_path = str(
            get_path_from_env_var(GHSTACKRC_PATH_VAR) or DEFAULT_GHSTACKRC_PATH
        )
        write_back = True

    logging.debug(f"config_path = {config_path}")
    config.read([".ghstackrc", config_path])

    if not config.has_section("ghstack"):
        config.add_section("ghstack")
        write_back = True

    if config.has_option("ghstack", "github_url"):
        github_url = config.get("ghstack", "github_url")
    else:
        github_url = input("GitHub enterprise domain (leave blank for OSS GitHub): ")
        if not github_url:
            github_url = "github.com"
        if not re.match(r"[\w\.-]+\.\w+$", github_url):
            raise RuntimeError(
                f"{github_url} is not a valid domain name (do not include http:// scheme)"
            )
        config.set("ghstack", "github_url", github_url)
        write_back = True

    # Environment variable overrides config file
    # This envvar is legacy from ghexport days
    github_oauth = os.getenv("OAUTH_TOKEN")
    gh_cli_username = None  # Track username from gh CLI
    if github_oauth is not None:
        logging.warning(
            "Deprecated OAUTH_TOKEN environment variable used to populate github_oauth--"
            "this is probably not what you intended; unset OAUTH_TOKEN from your "
            "environment to use the setting in .ghstackrc instead."
        )
    if github_oauth is None and config.has_option("ghstack", "github_oauth"):
        github_oauth = config.get("ghstack", "github_oauth")

    # Try GitHub CLI if available and no token found yet