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path: root/bin/explore-kconfig.py
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#!/usr/bin/env python3

import argparse
import logging
import os
import sys

from dfatool import kconfig

from versuchung.experiment import Experiment
from versuchung.types import String, Bool, Integer
from versuchung.files import File, Directory


def main():
    parser = argparse.ArgumentParser(
        formatter_class=argparse.RawDescriptionHelpFormatter, description=__doc__
    )
    parser.add_argument(
        "--neighbourhood",
        type=str,
        help="Explore neighbourhood of provided .config file(s)",
    )
    parser.add_argument(
        "--log-level",
        default=logging.INFO,
        type=lambda level: getattr(logging, level.upper()),
        help="Set log level",
    )
    parser.add_argument(
        "--random",
        type=int,
        help="Explore a number of random configurations (make randconfig)",
    )
    parser.add_argument(
        "--clean-command", type=str, help="Clean command", default="make clean"
    )
    parser.add_argument(
        "--build-command", type=str, help="Build command", default="make"
    )
    parser.add_argument(
        "--attribute-command",
        type=str,
        help="Attribute extraction command",
        default="make attributes",
    )
    parser.add_argument("project_root", type=str, help="Project root directory")

    args = parser.parse_args()

    if isinstance(args.log_level, int):
        logging.basicConfig(level=args.log_level)
    else:
        print(f"Invalid log level. Setting log level to INFO.", file=sys.stderr)

    kconf = kconfig.KConfig(args.project_root)

    if args.clean_command:
        kconf.clean_command = args.clean_command
    if args.build_command:
        kconf.build_command = args.build_command
    if args.attribute_command:
        kconf.attribute_command = args.attribute_command

    if args.random:
        for i in range(args.random):
            logging.info(f"Running experiment {i+1} of {args.random}")
            kconf.run_randconfig()

    if args.neighbourhood:
        if os.path.isfile(args.neighbourhood):
            kconf.run_exploration_from_file(args.neighbourhood)
        elif os.path.isdir(args.neighbourhood):
            pass
        else:
            print(
                f"--neighbourhod: Error: {args.neighbourhood} must be a file or directory, but is neither",
                file=sys.stderr,
            )


if __name__ == "__main__":
    main()