forked from Mirror/pmbootstrap
8ecbf1a7de
This turns out to have been wrong, since we need to give apk the package name AND the apk file, it installs the apk and then uninstalls it but leaves the package installed by name.
286 lines
11 KiB
Python
286 lines
11 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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from pathlib import Path
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import pmb.chroot.apk_static
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from pmb.core.arch import Arch
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from pmb.helpers import logging
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import shlex
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from typing import List, Sequence, Set, Tuple
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import pmb.build
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import pmb.chroot
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import pmb.config
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import pmb.helpers.apk
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import pmb.helpers.other
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import pmb.helpers.pmaports
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import pmb.helpers.repo
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import pmb.helpers.run
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from pmb.meta import Cache
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import pmb.parse.apkindex
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import pmb.parse.depends
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import pmb.parse.version
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from pmb.core import Chroot
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from pmb.core.context import get_context
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from pmb.types import PathString
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@Cache("chroot", "user_repository", mirrors_exclude=[])
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def update_repository_list(chroot: Chroot, user_repository=False, mirrors_exclude: List[str]=[],
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check=False):
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"""
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Update /etc/apk/repositories, if it is outdated (when the user changed the
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--mirror-alpine or --mirror-pmOS parameters).
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:param mirrors_exclude: mirrors to exclude from the repository list
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:param check: This function calls it self after updating the
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/etc/apk/repositories file, to check if it was successful.
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Only for this purpose, the "check" parameter should be set to
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True.
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"""
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# Read old entries or create folder structure
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path = chroot / "etc/apk/repositories"
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lines_old: List[str] = []
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if path.exists():
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# Read all old lines
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lines_old = []
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with path.open() as handle:
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for line in handle:
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lines_old.append(line[:-1])
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else:
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pmb.helpers.run.root(["mkdir", "-p", path.parent])
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# Up to date: Save cache, return
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lines_new = pmb.helpers.repo.urls(user_repository=user_repository, mirrors_exclude=mirrors_exclude)
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if lines_old == lines_new:
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return
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# Check phase: raise error when still outdated
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if check:
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raise RuntimeError(f"Failed to update: {path}")
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# Update the file
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logging.debug(f"({chroot}) update /etc/apk/repositories")
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if path.exists():
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pmb.helpers.run.root(["rm", path])
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for line in lines_new:
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pmb.helpers.run.root(["sh", "-c", "echo "
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f"{shlex.quote(line)} >> {path}"])
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update_repository_list(chroot, user_repository=user_repository,
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mirrors_exclude=mirrors_exclude, check=True)
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@Cache("chroot")
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def check_min_version(chroot: Chroot=Chroot.native()):
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"""
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Check the minimum apk version, before running it the first time in the
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current session (lifetime of one pmbootstrap call).
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"""
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# Skip if apk is not installed yet
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if not (chroot / "sbin/apk").exists():
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logging.debug(f"NOTE: Skipped apk version check for chroot '{chroot}'"
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", because it is not installed yet!")
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return
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# Compare
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version_installed = installed(chroot)["apk-tools"]["version"]
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pmb.helpers.apk.check_outdated(
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version_installed,
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"Delete your http cache and zap all chroots, then try again:"
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" 'pmbootstrap zap -hc'")
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def packages_split_to_add_del(packages):
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"""
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Sort packages into "to_add" and "to_del" lists depending on their pkgname
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starting with an exclamation mark.
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:param packages: list of pkgnames
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:returns: (to_add, to_del) - tuple of lists of pkgnames, e.g.
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(["hello-world", ...], ["some-conflict-pkg", ...])
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"""
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to_add = []
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to_del = []
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for package in packages:
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if package.startswith("!"):
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to_del.append(package.lstrip("!"))
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else:
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to_add.append(package)
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return (to_add, to_del)
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def packages_get_locally_built_apks(packages, arch: Arch) -> List[Path]:
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"""
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Iterate over packages and if existing, get paths to locally built packages.
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This is used to force apk to upgrade packages to newer local versions, even
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if the pkgver and pkgrel did not change.
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:param packages: list of pkgnames
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:param arch: architecture that the locally built packages should have
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:returns: Pair of lists, the first is the input packages with local apks removed.
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the second is a list of apk file paths that are valid inside the chroots, e.g.
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["/mnt/pmbootstrap/packages/x86_64/hello-world-1-r6.apk", ...]
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"""
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channels: List[str] = pmb.config.pmaports.all_channels()
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local: List[Path] = []
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packages = set(packages)
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walked: Set[str] = set()
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while len(packages):
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package = packages.pop()
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data_repo = pmb.parse.apkindex.package(package, arch, False)
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if not data_repo:
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continue
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apk_file = f"{data_repo['pkgname']}-{data_repo['version']}.apk"
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# FIXME: we should know what channel we expect this package to be in
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# this will have weird behaviour if you build gnome-shell for edge and
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# then checkout out the systemd branch... But there isn't
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for channel in channels:
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apk_path = get_context().config.work / "packages" / channel / arch / apk_file
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if apk_path.exists():
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local.append(apk_path)
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break
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# Record all the packages we have visited so far
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walked |= set([data_repo['pkgname'], package])
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# Add all dependencies to the list of packages to check, excluding
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# meta-deps like cmd:* and so:* as well as conflicts (!).
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packages |= set(filter(lambda x: ":" not in x and "!" not in x,
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data_repo["depends"])) - walked
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return local
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# FIXME: List[Sequence[PathString]] weirdness
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# mypy: disable-error-code="operator"
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def install_run_apk(to_add: List[str], to_add_local: List[Path], to_del: List[str], chroot: Chroot):
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"""
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Run apk to add packages, and ensure only the desired packages get
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explicitly marked as installed.
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:param to_add: list of pkgnames to install, without their dependencies
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:param to_add_local: return of packages_get_locally_built_apks()
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:param to_del: list of pkgnames to be deleted, this should be set to
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conflicting dependencies in any of the packages to be
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installed or their dependencies (e.g. ["unl0kr"])
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:param chroot: the chroot suffix, e.g. "native" or "rootfs_qemu-amd64"
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"""
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context = get_context()
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work = context.config.work
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# Sanitize packages: don't allow '--allow-untrusted' and other options
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# to be passed to apk!
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local_add = [os.fspath(p) for p in to_add_local]
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for package in to_add + local_add + to_del:
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if package.startswith("-"):
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raise ValueError(f"Invalid package name: {package}")
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commands: List[Sequence[PathString]] = [["add"] + to_add]
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# Use a virtual package to mark only the explicitly requested packages as
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# explicitly installed, not the ones in to_add_local
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if to_add_local:
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commands += [["add", "-u", "--virtual", ".pmbootstrap"] + local_add,
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["del", ".pmbootstrap"]]
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if to_del:
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commands += [["del"] + to_del]
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# For systemd we use a fork of apk-tools, to easily handle this
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# we expect apk.static to be installed in the native chroot (which
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# will be the systemd version if building for systemd) and run
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# it from there.
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# pmb.chroot.init(Chroot.native())
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# if chroot != Chroot.native():
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# pmb.chroot.init(chroot)
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apk_static = Chroot.native() / "sbin/apk.static"
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arch = chroot.arch
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apk_cache = work / f"cache_apk_{arch}"
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channel = pmb.config.pmaports.read_config()["channel"]
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user_repo = work / "packages" / channel
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for (i, command) in enumerate(commands):
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# --no-interactive is a parameter to `add`, so it must be appended or apk
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# gets confused
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command += ["--no-interactive"]
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command = ["--root", chroot.path, "--arch", arch, "--cache-dir", apk_cache,
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"--repository", user_repo] + command
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# Ignore missing repos before initial build (bpo#137)
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if os.getenv("PMB_APK_FORCE_MISSING_REPOSITORIES") == "1":
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command = ["--force-missing-repositories"] + command
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if context.offline:
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command = ["--no-network"] + command
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if i == 0:
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pmb.helpers.apk.apk_with_progress([apk_static] + command)
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else:
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# Virtual package related commands don't actually install or remove
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# packages, but only mark the right ones as explicitly installed.
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# They finish up almost instantly, so don't display a progress bar.
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pmb.helpers.run.root([apk_static, "--no-progress"] + command)
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def install(packages, chroot: Chroot, build=True):
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"""
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Install packages from pmbootstrap's local package index or the pmOS/Alpine
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binary package mirrors. Iterate over all dependencies recursively, and
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build missing packages as necessary.
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:param packages: list of pkgnames to be installed
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:param suffix: the chroot suffix, e.g. "native" or "rootfs_qemu-amd64"
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:param build: automatically build the package, when it does not exist yet
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or needs to be updated, and it is inside pmaports. For the
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special case that all packages are expected to be in Alpine's
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repositories, set this to False for performance optimization.
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"""
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arch = chroot.arch
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context = get_context()
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if not packages:
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logging.verbose("pmb.chroot.apk.install called with empty packages list,"
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" ignoring")
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return
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# Initialize chroot
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check_min_version(chroot)
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if any(p.startswith("!") for p in packages):
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msg = f"({chroot}) install: packages with '!' are not supported!\n{', '.join(packages)}"
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raise ValueError(msg)
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to_add, to_del = packages_split_to_add_del(packages)
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if build and context.config.build_pkgs_on_install:
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pmb.build.packages(context, to_add, arch)
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to_add_local = packages_get_locally_built_apks(to_add, arch)
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logging.info(f"({chroot}) install {' '.join(packages)}")
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install_run_apk(to_add, to_add_local, to_del, chroot)
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def installed(suffix: Chroot=Chroot.native()):
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"""
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Read the list of installed packages (which has almost the same format, as
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an APKINDEX, but with more keys).
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:returns: a dictionary with the following structure:
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{ "postmarketos-mkinitfs":
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{
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"pkgname": "postmarketos-mkinitfs"
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"version": "0.0.4-r10",
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"depends": ["busybox-extras", "lddtree", ...],
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"provides": ["mkinitfs=0.0.1"]
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}, ...
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}
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"""
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path = suffix / "lib/apk/db/installed"
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return pmb.parse.apkindex.parse(path, False)
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