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femctl/femctl
2025-12-17 14:44:43 +01:00

131 lines
4.0 KiB
Python
Executable File

#!/usr/bin/env python3
# femctl - a simplle sysv cli bootscript manager
# Copyright (C) 2025 Gabriel Di Martino
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <https://www.gnu.org/licenses/>.
import os
import sys
import subprocess
import tarfile
import urllib.request
import difflib
from pathlib import Path
import re
"""This is a small utility frontend for blfs bootscripts, the bootscripts remain to the BLFS Authors"""
BOOTSCRIPT_VER = "20250225"
BLFS_URL = f"https://anduin.linuxfromscratch.org/BLFS/blfs-bootscripts/blfs-bootscripts-{BOOTSCRIPT_VER}.tar.xz"
CACHE_DIR = Path.home() / ".blfs_cache"
TARBALL = CACHE_DIR / "blfs-bootscripts.tar.xz"
SRC_DIR = CACHE_DIR / f"blfs-bootscripts-{BOOTSCRIPT_VER}"
def check_root():
if os.geteuid() != 0:
print("This script must be run as root!")
sys.exit(1)
def download_tarball():
CACHE_DIR.mkdir(parents=True, exist_ok=True)
if not TARBALL.exists():
print(f"Downloading BLFS bootscripts to {TARBALL}...")
urllib.request.urlretrieve(BLFS_URL, TARBALL)
else:
print(f"Using cached tarball at {TARBALL}")
def extract_tarball():
if not SRC_DIR.exists():
print(f"Extracting tarball to {SRC_DIR}...")
SRC_DIR.mkdir(parents=True)
with tarfile.open(TARBALL, "r:xz") as tar:
tar.extractall(path=CACHE_DIR)
else:
print(f"Using cached source at {SRC_DIR}")
def parse_services():
makefile_path = SRC_DIR / "Makefile"
if not makefile_path.exists():
print(f"Makefile not found in {SRC_DIR}, did extraction fail?")
sys.exit(1)
services = set()
with open(makefile_path) as f:
content = f.read()
# Find install- and uninstall- targets
for match in re.findall(r'(?:install|uninstall)-([a-zA-Z0-9_-]+)', content):
services.add(match)
return sorted(services)
def suggest_service(name, services):
matches = difflib.get_close_matches(name, services, n=1)
if matches:
print(f"{name} does not exist. Did you mean {matches[0]}?")
else:
print(f"{name} does not exist and no close match was found.")
def run_make(service, action, services):
if service not in services:
suggest_service(service, services)
return
target = f"{action}-{service}"
print(f"Running `make {target}`...")
subprocess.run(["make", target], cwd=SRC_DIR, check=True)
def print_version():
print("""Femctl version 1.0.1
Made by gabry for FemboyOS
Credits to the BLFS authors for the BLFS bootscripts""")
def print_help():
print("""Usage: femctl <command> <service>
Commands:
enable Enable a service (make install-{service})
disable Disable a service (make uninstall-{service})
version Shows version and credits
help Show this message
Example:
femctl enable sshd
femctl disable sshd""")
def main():
check_root()
if len(sys.argv) < 2 or sys.argv[1] in ("help", "-h", "--help"):
print_help()
return
elif len(sys.argv) <2 or sys.argv[1] in ("version"):
print_version()
return
download_tarball()
extract_tarball()
services = parse_services()
command = sys.argv[1]
if len(sys.argv) < 3:
print("Please specify a service name.")
return
service = sys.argv[2]
if command == "enable":
run_make(service, "install", services)
elif command == "disable":
run_make(service, "uninstall", services)
else:
print_help()
if __name__ == "__main__":
main()