pmbootstrap/pmb/flasher/init.py

51 lines
2.0 KiB
Python

"""
Copyright 2018 Oliver Smith
This file is part of pmbootstrap.
pmbootstrap 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.
pmbootstrap 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 pmbootstrap. If not, see <http://www.gnu.org/licenses/>.
"""
import pmb.config
import pmb.chroot.apk
import pmb.helpers.mount
def init(args):
# Validate method
if hasattr(args, 'flash_method'):
method = args.flash_method or args.deviceinfo["flash_method"]
else:
method = args.deviceinfo["flash_method"]
if method not in pmb.config.flashers:
raise RuntimeError("Flash method " + method + " is not supported by the"
" current configuration. However, adding a new flash method is "
" not that hard, when the flashing application already exists.\n"
"Make sure, it is packaged for Alpine Linux, or package it "
" yourself, and then add it to pmb/config/__init__.py.")
cfg = pmb.config.flashers[method]
# Install depends
pmb.chroot.apk.install(args, cfg["depends"])
# Mount folders from host system
for folder in pmb.config.flash_mount_bind:
pmb.helpers.mount.bind(args, folder, args.work +
"/chroot_native" + folder)
# Mount device chroot inside native chroot (required for kernel/ramdisk)
mountpoint = "/mnt/rootfs_" + args.device
pmb.helpers.mount.bind(args, args.work + "/chroot_rootfs_" + args.device,
args.work + "/chroot_native" + mountpoint)