config.py

import sys, subprocess, os, pathlib, json
import fbf


def _get_cli_config_file():
    if ".json" in sys.argv[-1]:
        return sys.argv[-1]


def _get_cli_config():
    config = {}

    if any(["-" in a and "v" in a for a in sys.argv]):
        config['log_level'] = "DEBUG"

    return config
x

def _get_gcloud_project_config_file():
    call = "gcloud config get-value project"
    try:
        project_name = subprocess.check_output(call.split(" "), stderr=open(os.devnull, 'wb')).decode('utf-8').strip()
        potential = pathlib.Path("{project_name}.json".format(project_name=project_name))
        if potential.is_file():
            return str(potential.resolve())
    except:
        pass


def _get_default_config_file():
    config_file = pathlib.Path("config.json")
    if config_file.is_file():
        return str(config_file.resolve())


def _get_default_config():
    config = {
        "log_level": "INFO"
    }
    return config


def get_config():
    config = {"log_level": "INFO"}
    config_file = _get_cli_config_file() or _get_gcloud_project_config_file() or _get_default_config_file()

    if not config_file:
        fbf.log.fatal("No config file found.  Expects:   <command> path.json   ./<gcloud_project>.json   ./config.json")
        sys.exit()

    with open(config_file, 'r') as f:
        config.update(json.load(f))

    config.update(_get_cli_config())

    return config, config_file