pmbootstrap-meow/pmb/__init__.py
Pablo Correa Gómez d2bcff3162
Drop support for python3.7 and python3.8 (MR 2265)
Even Debian oldstable is on python3.9 now, so should be safe, and
should also help the typing process that has now started
2024-02-29 00:47:33 +01:00

104 lines
3.4 KiB
Python

# Copyright 2023 Oliver Smith
# SPDX-License-Identifier: GPL-3.0-or-later
# PYTHON_ARGCOMPLETE_OK
import sys
import logging
import os
import traceback
from . import config
from . import parse
from .config import init as config_init
from .helpers import frontend
from .helpers import logging as pmb_logging
from .helpers import mount
from .helpers import other
# pmbootstrap version
__version__ = "2.2.1"
# Python version check
version = sys.version_info
if version < (3, 9):
print("You need at least Python 3.9 to run pmbootstrap")
print("(You are running it with Python " + str(version.major) +
"." + str(version.minor) + ")")
sys.exit()
def main():
# Wrap everything to display nice error messages
args = None
try:
# Parse arguments, set up logging
args = parse.arguments()
os.umask(0o22)
# Store script invocation command
os.environ["PMBOOTSTRAP_CMD"] = sys.argv[0]
# Sanity checks
other.check_grsec()
if not args.as_root and os.geteuid() == 0:
raise RuntimeError("Do not run pmbootstrap as root!")
# Initialize or require config
if args.action == "init":
return config_init.frontend(args)
elif not os.path.exists(args.config):
raise RuntimeError("Please specify a config file, or run"
" 'pmbootstrap init' to generate one.")
elif not os.path.exists(args.work):
raise RuntimeError("Work path not found, please run 'pmbootstrap"
" init' to create it.")
other.check_old_devices(args)
# Migrate work folder if necessary
if args.action not in ["shutdown", "zap", "log"]:
other.migrate_work_folder(args)
# Run the function with the action's name (in pmb/helpers/frontend.py)
if args.action:
getattr(frontend, args.action)(args)
else:
logging.info("Run pmbootstrap -h for usage information.")
# Still active notice
if mount.ismount(args.work + "/chroot_native/dev"):
logging.info("NOTE: chroot is still active (use 'pmbootstrap"
" shutdown' as necessary)")
logging.info("DONE!")
except KeyboardInterrupt:
print("\nCaught KeyboardInterrupt, exiting …")
sys.exit(130) # SIGINT(2) + 128
except Exception as e:
# Dump log to stdout when args (and therefore logging) init failed
if not args:
logging.getLogger().setLevel(logging.DEBUG)
logging.info("ERROR: " + str(e))
logging.info("See also: <https://postmarketos.org/troubleshooting>")
logging.debug(traceback.format_exc())
# Hints about the log file (print to stdout only)
log_hint = "Run 'pmbootstrap log' for details."
if not args or not os.path.exists(args.log):
log_hint += (" Alternatively you can use '--details-to-stdout' to"
" get more output, e.g. 'pmbootstrap"
" --details-to-stdout init'.")
print()
print(log_hint)
print()
print("Before you report this error, ensure that pmbootstrap is "
"up to date.")
print("Find the latest version here:"
" https://git.sr.ht/~postmarketos/pmbootstrap/refs")
print(f"Your version: {__version__}")
return 1
if __name__ == "__main__":
sys.exit(main())