diff --git a/.gitignore b/.gitignore index 2dc53ca..5108e09 100644 --- a/.gitignore +++ b/.gitignore @@ -158,3 +158,6 @@ cython_debug/ # and can be added to the global gitignore or merged into this file. For a more nuclear # option (not recommended) you can uncomment the following to ignore the entire idea folder. .idea/ + +offsets_*.toml +.config.yaml diff --git a/README.md b/README.md index a9fa22d..9473430 100644 --- a/README.md +++ b/README.md @@ -13,5 +13,11 @@ 3. Run search: ```shell - poetry run search "C:/path/to/Dwarf Fortress/Dwarf Fortress.exe" + poetry run search path="C:/path/to/Dwarf Fortress/Dwarf Fortress.exe" ``` + +Alternatively, you can add a yaml config in the root of the project instead of using the CLI options: + +```yaml +path: "C:/path/to/Dwarf Fortress/Dwarf Fortress.exe" +``` diff --git a/poetry.lock b/poetry.lock index 45fb793..9f9a364 100644 --- a/poetry.lock +++ b/poetry.lock @@ -1,5 +1,15 @@ # This file is automatically @generated by Poetry 1.8.3 and should not be changed by hand. +[[package]] +name = "antlr4-python3-runtime" +version = "4.9.3" +description = "ANTLR 4.9.3 runtime for Python 3.7" +optional = false +python-versions = "*" +files = [ + {file = "antlr4-python3-runtime-4.9.3.tar.gz", hash = "sha256:f224469b4168294902bb1efa80a8bf7855f24c99aef99cbefc1bcd3cce77881b"}, +] + [[package]] name = "attrs" version = "23.2.0" @@ -102,6 +112,24 @@ files = [ {file = "iniconfig-2.0.0.tar.gz", hash = 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docstring in magic method "D200", # One-line docstring should fit on one line "D212", # Multi-line docstring summary should start at the first line + "D401", # First line should be in imperative mood ] unfixable = [] diff --git a/search_offsets/config.py b/search_offsets/config.py new file mode 100644 index 0000000..ff67c46 --- /dev/null +++ b/search_offsets/config.py @@ -0,0 +1,32 @@ +import functools +from collections.abc import Callable + +from loguru import logger +from omegaconf import DictConfig, OmegaConf + + +def with_config(config_class: type, config_file: str) -> Callable[[Callable[[DictConfig], None]], Callable[[], None]]: + """ + A decorator to load the config file and merge it with the CLI options. + """ + + def decorator(func: Callable[[DictConfig], None]) -> Callable[[], None]: + @functools.wraps(func) + def wrapper() -> None: + config = OmegaConf.structured(config_class) + + config.merge_with(OmegaConf.from_cli()) + try: + config.merge_with(OmegaConf.load(config_file)) + except FileNotFoundError: + logger.info(f"Config {config_file} not found, using CLI options only") + + missing = ", ".join(OmegaConf.missing_keys(config)) + if missing: + logger.error(f"Missing configuration keys: {missing}") + return + func(config) + + return wrapper + + return decorator diff --git a/search_offsets/search.py b/search_offsets/search.py index 47afcc9..eb93337 100644 --- a/search_offsets/search.py +++ b/search_offsets/search.py @@ -1,10 +1,12 @@ from collections import defaultdict from collections.abc import Iterable, Mapping +from dataclasses import dataclass from pathlib import Path -import typer +from omegaconf import DictConfig from peclasses.portable_executable import PortableExecutable, SectionTable +from search_offsets.config import with_config from search_offsets.patterns import ( Pattern, check_pattern, @@ -50,24 +52,26 @@ def print_found(section_table: SectionTable, pattern_names: Iterable[str], found print(f"{name} = 0x{rva:X}") -app = typer.Typer() +@dataclass +class _Config: + path: Path -@app.command() -def main(path: Path) -> None: +@with_config(_Config, ".config.yaml") +def main(config: DictConfig) -> None: """ Process the given portable executable file, print its checksum(time stamp) and offsets of the found patterns. """ patterns: list[Pattern] = load_patterns() - with path.open("rb") as exe: + with config.path.open("rb") as exe: pe = PortableExecutable(exe) print(f"checksum = 0x{pe.file_header.timedate_stamp:X}") section_table = pe.section_table - found = search(path, patterns) + found = search(config.path, patterns) print_found(section_table, map(str, patterns), found) if __name__ == "__main__": - app() + main()