76 lines
2.7 KiB
Python
76 lines
2.7 KiB
Python
# Copyright 2023 Oliver Smith
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# SPDX-License-Identifier: GPL-3.0-or-later
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import os
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import glob
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import logging
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import pmb.chroot.apk
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import pmb.install
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def kernel_flavor_installed(args, suffix, autoinstall=True):
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"""
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Get installed kernel flavor. Optionally install the device's kernel
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beforehand.
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:param suffix: the chroot suffix, e.g. "native" or "rootfs_qemu-amd64"
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:param autoinstall: install the device's kernel if it is not installed
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:returns: * string with the installed kernel flavor,
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e.g. ["postmarketos-qcom-sdm845"]
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* None if no kernel is installed
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"""
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# Automatically install the selected kernel
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if autoinstall:
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packages = ([f"device-{args.device}"] +
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pmb.install.get_kernel_package(args, args.device))
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pmb.chroot.apk.install(args, packages, suffix)
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pattern = f"{args.work}/chroot_{suffix}/usr/share/kernel/*"
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glob_result = glob.glob(pattern)
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# There should be only one directory here
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return os.path.basename(glob_result[0]) if glob_result else None
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def tempfolder(args, path, suffix="native"):
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"""
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Create a temporary folder inside the chroot that belongs to "user".
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The folder gets deleted, if it already exists.
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:param path: of the temporary folder inside the chroot
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:returns: the path
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"""
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if os.path.exists(args.work + "/chroot_" + suffix + path):
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pmb.chroot.root(args, ["rm", "-r", path])
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pmb.chroot.user(args, ["mkdir", "-p", path])
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return path
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def copy_xauthority(args):
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"""
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Copy the host system's Xauthority file to the pmos user inside the chroot,
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so we can start X11 applications from there.
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"""
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# Check $DISPLAY
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logging.info("(native) copy host Xauthority")
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if not os.environ.get("DISPLAY"):
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raise RuntimeError("Your $DISPLAY variable is not set. If you have an"
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" X11 server running as your current user, try"
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" 'export DISPLAY=:0' and run your last"
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" pmbootstrap command again.")
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# Check $XAUTHORITY
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original = os.environ.get("XAUTHORITY")
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if not original:
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original = os.path.join(os.environ['HOME'], '.Xauthority')
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if not os.path.exists(original):
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raise RuntimeError("Could not find your Xauthority file, try to export"
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" your $XAUTHORITY correctly. Looked here: " +
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original)
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# Copy to chroot and chown
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copy = args.work + "/chroot_native/home/pmos/.Xauthority"
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if os.path.exists(copy):
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pmb.helpers.run.root(args, ["rm", copy])
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pmb.helpers.run.root(args, ["cp", original, copy])
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pmb.chroot.root(args, ["chown", "pmos:pmos", "/home/pmos/.Xauthority"])
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