forked from Mirror/pmbootstrap
05c86be11c
Now we can run commands without needs args available! Signed-off-by: Caleb Connolly <caleb@postmarketos.org>
103 lines
4 KiB
Python
103 lines
4 KiB
Python
# Copyright 2023 Oliver Smith
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# SPDX-License-Identifier: GPL-3.0-or-later
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from pmb.helpers import logging
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import socket
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from contextlib import closing
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import pmb.chroot
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from pmb.core.types import PmbArgs
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import pmb.helpers.mount
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import pmb.install.losetup
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import pmb.parse.arch
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from pmb.core import Chroot, ChrootType
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def kill_adb(args: PmbArgs):
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"""
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Kill adb daemon if it's running.
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"""
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port = 5038
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with closing(socket.socket(socket.AF_INET, socket.SOCK_STREAM)) as sock:
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if sock.connect_ex(("127.0.0.1", port)) == 0:
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pmb.chroot.root(args, ["adb", "-P", str(port), "kill-server"])
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def kill_sccache(args: PmbArgs):
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"""
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Kill sccache daemon if it's running. Unlike ccache it automatically spawns
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a daemon when you call it and exits after some time of inactivity.
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"""
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port = 4226
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with closing(socket.socket(socket.AF_INET, socket.SOCK_STREAM)) as sock:
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if sock.connect_ex(("127.0.0.1", port)) == 0:
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pmb.chroot.root(args, ["sccache", "--stop-server"])
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def shutdown_cryptsetup_device(args: PmbArgs, name: str):
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"""
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:param name: cryptsetup device name, usually "pm_crypt" in pmbootstrap
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"""
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if not (Chroot.native() / "dev/mapper" / name).exists():
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return
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pmb.chroot.apk.install(args, ["cryptsetup"])
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status = pmb.chroot.root(args, ["cryptsetup", "status", name],
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output_return=True, check=False)
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if not status:
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logging.warning("WARNING: Failed to run cryptsetup to get the status"
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" for " + name + ", assuming it is not mounted"
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" (shutdown fails later if it is)!")
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return
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if status.startswith("/dev/mapper/" + name + " is active."):
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pmb.chroot.root(args, ["cryptsetup", "luksClose", name])
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elif status.startswith("/dev/mapper/" + name + " is inactive."):
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# When "cryptsetup status" fails, the device is not mounted and we
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# have a left over file (#83)
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pmb.chroot.root(args, ["rm", "/dev/mapper/" + name])
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else:
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raise RuntimeError("Failed to parse 'cryptsetup status' output!")
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def shutdown(args: PmbArgs, only_install_related=False):
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# Stop daemons
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kill_adb(args)
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kill_sccache(args)
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chroot = Chroot.native()
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# Umount installation-related paths (order is important!)
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pmb.helpers.mount.umount_all(args, chroot / "mnt/install")
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shutdown_cryptsetup_device(args, "pm_crypt")
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# Umount all losetup mounted images
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if pmb.helpers.mount.ismount(chroot / "dev/loop-control"):
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for path_outside in (chroot / "/home/pmos/rootfs").glob("*.img"):
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path = path_outside.relative_to(chroot.path)
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pmb.install.losetup.umount(args, path)
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# Umount device rootfs and installer chroots
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for chroot_type in [ChrootType.ROOTFS, ChrootType.INSTALLER]:
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chroot = Chroot(chroot_type, args.device)
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if chroot.path.exists():
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pmb.helpers.mount.umount_all(args, chroot.path)
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# Remove "in-pmbootstrap" marker from all chroots. This marker indicates
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# that pmbootstrap has set up all mount points etc. to run programs inside
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# the chroots, but we want it gone afterwards (e.g. when the chroot
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# contents get copied to a rootfs / installer image, or if creating an
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# android recovery zip from its contents).
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for marker in pmb.config.work.glob("chroot_*/in-pmbootstrap"):
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pmb.helpers.run.root(["rm", marker])
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if not only_install_related:
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# Umount all folders inside work dir
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# The folders are explicitly iterated over, so folders symlinked inside
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# work dir get umounted as well (used in test_pkgrel_bump.py, #1595)
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for path in pmb.config.work.glob("*"):
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pmb.helpers.mount.umount_all(args, path)
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# Clean up the rest
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for arch in pmb.config.build_device_architectures:
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if pmb.parse.arch.cpu_emulation_required(arch):
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pmb.chroot.binfmt.unregister(args, arch)
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logging.debug("Shutdown complete")
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