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#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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#
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# === This file is part of Calamares - <https://calamares.io> ===
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#
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# SPDX-FileCopyrightText: 2014 Pier Luigi Fiorini <pierluigi.fiorini@gmail.com>
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# SPDX-FileCopyrightText: 2015-2017 Teo Mrnjavac <teo@kde.org>
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# SPDX-FileCopyrightText: 2016-2017 Kyle Robbertze <kyle@aims.ac.za>
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# SPDX-FileCopyrightText: 2017 Alf Gaida <agaida@siduction.org>
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# SPDX-FileCopyrightText: 2018 Adriaan de Groot <groot@kde.org>
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# SPDX-FileCopyrightText: 2018 Philip Müller <philm@manjaro.org>
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# SPDX-FileCopyrightText: 2023 Artoo <artoo@artixlinux.org>
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# SPDX-License-Identifier: GPL-3.0-or-later
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#
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# Calamares is Free Software: see the License-Identifier above.
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#
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import abc
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from string import Template
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import os, shutil, subprocess, sys
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import libcalamares
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from libcalamares.utils import host_env_process_output, target_env_process_output
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from libcalamares.utils import gettext_path, gettext_languages
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from os.path import join
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import gettext
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_translation = gettext.translation("calamares-python",
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localedir=gettext_path(),
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languages=gettext_languages(),
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fallback=True)
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_ = _translation.gettext
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_n = _translation.ngettext
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total_packages = 0 # For the entire job
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completed_packages = 0 # Done so far for this job
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group_packages = 0 # One group of packages from an -install or -remove entry
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# A PM object may set this to a string (take care of translations!)
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# to override the string produced by pretty_status_message()
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custom_status_message = None
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INSTALL = object()
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REMOVE = object()
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mode_packages = None # Changes to INSTALL or REMOVE
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def _change_mode(mode):
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global mode_packages
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mode_packages = mode
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libcalamares.job.setprogress(completed_packages * 1.0 / total_packages)
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def pretty_name():
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return _("Install packages.")
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def pretty_status_message():
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if custom_status_message is not None:
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return custom_status_message
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if not group_packages:
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if (total_packages > 0):
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# Outside the context of an operation
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s = _("Processing packages (%(count)d / %(total)d)")
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else:
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s = _("Install packages.")
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elif mode_packages is INSTALL:
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s = _n("Installing one package.",
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"Installing %(num)d packages.", group_packages)
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elif mode_packages is REMOVE:
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s = _n("Removing one package.",
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"Removing %(num)d packages.", group_packages)
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else:
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# No mode, generic description
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s = _("Install packages.")
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return s % {"num": group_packages,
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"count": completed_packages,
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"total": total_packages}
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class PackageManager(metaclass=abc.ABCMeta):
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"""
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Package manager base class. A subclass implements package management
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for a specific backend, and must have a class property `backend`
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with the string identifier for that backend.
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Subclasses are collected below to populate the list of possible
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backends.
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"""
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backend = None
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@abc.abstractmethod
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def install(self, pkgs, from_local=False):
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"""
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Install a list of packages (named) into the system.
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Although this handles lists, in practice it is called
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with one package at a time.
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@param pkgs: list[str]
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list of package names
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@param from_local: bool
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if True, then these are local packages (on disk) and the
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pkgs names are paths.
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"""
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pass
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@abc.abstractmethod
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def remove(self, pkgs):
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"""
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Removes packages.
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@param pkgs: list[str]
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list of package names
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"""
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pass
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def run(self, script):
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if script != "":
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host_env_process_output(script.split(" "))
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def install_package(self, packagedata, from_local=False):
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"""
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Install a package from a single entry in the install list.
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This can be either a single package name, or an object
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with pre- and post-scripts. If @p packagedata is a dict,
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it is assumed to follow the documented structure.
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@param packagedata: str|dict
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@param from_local: bool
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see install.from_local
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"""
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if isinstance(packagedata, str):
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self.install([packagedata], from_local=from_local)
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else:
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self.run(packagedata["pre-script"])
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self.install([packagedata["package"]], from_local=from_local)
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self.run(packagedata["post-script"])
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def remove_package(self, packagedata):
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"""
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Remove a package from a single entry in the remove list.
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This can be either a single package name, or an object
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with pre- and post-scripts. If @p packagedata is a dict,
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it is assumed to follow the documented structure.
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@param packagedata: str|dict
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"""
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if isinstance(packagedata, str):
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self.remove([packagedata])
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else:
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self.run(packagedata["pre-script"])
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self.remove([packagedata["package"]])
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self.run(packagedata["post-script"])
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def operation_install(self, package_list, from_local=False):
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"""
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Installs the list of packages named in @p package_list .
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These can be strings -- plain package names -- or
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structures (with a pre- and post-install step).
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This operation is called for "critical" packages,
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which are expected to succeed, or fail, all together.
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However, if there are packages with pre- or post-scripts,
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then packages are installed one-by-one instead.
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NOTE: package managers may reimplement this method
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NOTE: exceptions are expected to leave this method, to indicate
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failure of the installation.
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"""
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if all([isinstance(x, str) for x in package_list]):
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self.install(package_list, from_local=from_local)
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else:
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for package in package_list:
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self.install_package(package, from_local=from_local)
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def operation_try_install(self, package_list):
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"""
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Installs the list of packages named in @p package_list .
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These can be strings -- plain package names -- or
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structures (with a pre- and post-install step).
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This operation is called for "non-critical" packages,
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which can succeed or fail without affecting the overall installation.
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Packages are installed one-by-one to support package managers
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that do not have a "install as much as you can" mode.
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NOTE: package managers may reimplement this method
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NOTE: no package-installation exceptions should be raised
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"""
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# we make a separate package manager call for each package so a
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# single failing package won't stop all of them
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for package in package_list:
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try:
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self.install_package(package)
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except subprocess.CalledProcessError:
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libcalamares.utils.warning("Could not install package %s" % package)
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def operation_remove(self, package_list):
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"""
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Removes the list of packages named in @p package_list .
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These can be strings -- plain package names -- or
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structures (with a pre- and post-install step).
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This operation is called for "critical" packages, which are
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expected to succeed or fail all together.
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However, if there are packages with pre- or post-scripts,
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then packages are removed one-by-one instead.
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NOTE: package managers may reimplement this method
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NOTE: exceptions should be raised to indicate failure
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"""
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if all([isinstance(x, str) for x in package_list]):
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self.remove(package_list)
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else:
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for package in package_list:
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self.remove_package(package)
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def operation_try_remove(self, package_list):
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"""
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Same relation as try_install has to install, except it removes
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packages instead. Packages are removed one-by-one.
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NOTE: package managers may reimplement this method
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NOTE: no package-installation exceptions should be raised
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"""
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for package in package_list:
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try:
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self.remove_package(package)
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except subprocess.CalledProcessError:
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libcalamares.utils.warning("Could not remove package %s" % package)
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### PACKAGE MANAGER IMPLEMENTATIONS
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#
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# Keep these alphabetical (presumably both by class name and backend name),
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# even the Dummy implementation.
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#
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class PMPacman(PackageManager):
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backend = "pacman"
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def __init__(self):
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import re
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progress_match = re.compile("^\\((\\d+)/(\\d+)\\)")
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def line_cb(line):
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if line.startswith(":: "):
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self.in_package_changes = "package" in line or "hooks" in line
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else:
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if self.in_package_changes and line.endswith("...\n"):
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# Update the message, untranslated; do not change the
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# progress percentage, since there may be more "installing..."
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# lines in the output for the group, than packages listed
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# explicitly. We don't know how to calculate proper progress.
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global custom_status_message
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custom_status_message = "pacman: " + line.strip()
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libcalamares.job.setprogress(self.progress_fraction)
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libcalamares.utils.debug(line)
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self.in_package_changes = False
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self.line_cb = line_cb
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pacman = libcalamares.job.configuration.get("pacman", None)
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if pacman is None:
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pacman = dict()
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if type(pacman) is not dict:
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libcalamares.utils.warning("Job configuration *pacman* will be ignored.")
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pacman = dict()
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self.pacman_num_retries = pacman.get("num_retries", 0)
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self.pacman_disable_timeout = pacman.get("disable_download_timeout", False)
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self.pacman_needed_only = pacman.get("needed_only", False)
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self.pacman_key = pacman.get("handle_keyrings", False)
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self.pacman_requirements = pacman.get("requirements", [])
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self.pacman_keyrings = pacman.get("keyrings", [])
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def reset_progress(self):
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self.in_package_changes = False
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# These are globals
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self.progress_fraction = (completed_packages * 1.0 / total_packages)
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def run_pacman(self, command, callback=False):
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"""
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Call pacman in a loop until it is successful or the number of retries is exceeded
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:param command: The pacman command to run
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:param callback: An optional boolean that indicates if this pacman run should use the callback
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:return:
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"""
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pacman_count = 0
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while pacman_count <= self.pacman_num_retries:
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pacman_count += 1
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try:
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if False: # callback:
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host_env_process_output(command, self.line_cb)
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else:
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host_env_process_output(command)
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return
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except subprocess.CalledProcessError:
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if pacman_count <= self.pacman_num_retries:
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pass
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else:
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raise
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def install(self, pkgs, from_local=False):
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install_root = libcalamares.globalstorage.value("rootMountPoint")
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cal_umask = os.umask(0)
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for target in self.pacman_requirements:
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dest = install_root + target["name"]
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if not os.path.exists(dest):
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libcalamares.utils.debug("Create: {!s}".format(dest))
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mod = int(target["mode"],8)
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libcalamares.utils.debug("Mode: {!s}".format(oct(mod)))
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os.makedirs(dest, mode=mod)
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path = join(install_root, "run")
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os.chmod(path, 0o755)
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os.umask(cal_umask)
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f = "etc/resolv.conf"
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if os.path.exists(join("/",f)):
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shutil.copy2(join("/",f), join(install_root, f))
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command = ["pacman"]
|
|
|
|
|
|
|
|
|
|
cachedir = join(install_root, "var/cache/pacman/pkg")
|
|
|
|
|
dbdir = join(install_root, "var/lib/pacman")
|
|
|
|
|
pacman_args = ["--root", install_root, "--dbpath", dbdir, "--cachedir", cachedir]
|
|
|
|
|
command.extend(pacman_args)
|
|
|
|
|
|
|
|
|
|
# Don't ask for user intervention, take the default action
|
|
|
|
|
command.append("--noconfirm")
|
|
|
|
|
|
|
|
|
|
# Don't report download progress for each file
|
|
|
|
|
command.append("--noprogressbar")
|
|
|
|
|
|
|
|
|
|
if self.pacman_needed_only is True:
|
|
|
|
|
command.append("--needed")
|
|
|
|
|
|
|
|
|
|
if self.pacman_disable_timeout is True:
|
|
|
|
|
command.append("--disable-download-timeout")
|
|
|
|
|
|
|
|
|
|
if from_local:
|
|
|
|
|
command.append("-U")
|
|
|
|
|
else:
|
|
|
|
|
command.append("-Sy")
|
|
|
|
|
|
|
|
|
|
command += pkgs
|
|
|
|
|
|
|
|
|
|
libcalamares.utils.debug("Command: {!s}".format(command))
|
|
|
|
|
|
|
|
|
|
self.reset_progress()
|
|
|
|
|
self.run_pacman(command, True)
|
|
|
|
|
|
|
|
|
|
if self.pacman_key:
|
|
|
|
|
self.init_keyring()
|
|
|
|
|
self.populate_keyring()
|
|
|
|
|
|
|
|
|
|
def remove(self, pkgs):
|
|
|
|
|
self.reset_progress()
|
|
|
|
|
self.run_pacman(["pacman", "-Rs", "--noconfirm"] + pkgs, True)
|
|
|
|
|
|
|
|
|
|
def init_keyring(self):
|
|
|
|
|
target_env_process_output(["pacman-key", "--init"])
|
|
|
|
|
|
|
|
|
|
def populate_keyring(self):
|
|
|
|
|
target_env_process_output(["pacman-key", "--populate"] + self.pacman_keyrings)
|
|
|
|
|
|
|
|
|
|
# Collect all the subclasses of PackageManager defined above,
|
|
|
|
|
# and index them based on the backend property of each class.
|
|
|
|
|
backend_managers = [
|
|
|
|
|
(c.backend, c)
|
|
|
|
|
for c in globals().values()
|
|
|
|
|
if type(c) is abc.ABCMeta and issubclass(c, PackageManager) and c.backend]
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
def subst_locale(plist):
|
|
|
|
|
"""
|
|
|
|
|
Returns a locale-aware list of packages, based on @p plist.
|
|
|
|
|
Package names that contain LOCALE are localized with the
|
|
|
|
|
BCP47 name of the chosen system locale; if the system
|
|
|
|
|
locale is 'en' (e.g. English, US) then these localized
|
|
|
|
|
packages are dropped from the list.
|
|
|
|
|
|
|
|
|
|
@param plist: list[str|dict]
|
|
|
|
|
Candidate packages to install.
|
|
|
|
|
@return: list[str|dict]
|
|
|
|
|
"""
|
|
|
|
|
locale = libcalamares.globalstorage.value("locale")
|
|
|
|
|
if not locale:
|
|
|
|
|
# It is possible to skip the locale-setting entirely.
|
|
|
|
|
# Then pretend it is "en", so that {LOCALE}-decorated
|
|
|
|
|
# package names are removed from the list.
|
|
|
|
|
locale = "en"
|
|
|
|
|
|
|
|
|
|
ret = []
|
|
|
|
|
for packagedata in plist:
|
|
|
|
|
if isinstance(packagedata, str):
|
|
|
|
|
packagename = packagedata
|
|
|
|
|
else:
|
|
|
|
|
packagename = packagedata["package"]
|
|
|
|
|
|
|
|
|
|
# Update packagename: substitute LOCALE, and drop packages
|
|
|
|
|
# if locale is en and LOCALE is in the package name.
|
|
|
|
|
if locale != "en":
|
|
|
|
|
packagename = Template(packagename).safe_substitute(LOCALE=locale)
|
|
|
|
|
elif 'LOCALE' in packagename:
|
|
|
|
|
packagename = None
|
|
|
|
|
|
|
|
|
|
if packagename is not None:
|
|
|
|
|
# Put it back in packagedata
|
|
|
|
|
if isinstance(packagedata, str):
|
|
|
|
|
packagedata = packagename
|
|
|
|
|
else:
|
|
|
|
|
packagedata["package"] = packagename
|
|
|
|
|
|
|
|
|
|
ret.append(packagedata)
|
|
|
|
|
|
|
|
|
|
return ret
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
def run_operations(pkgman, entry):
|
|
|
|
|
"""
|
|
|
|
|
Call package manager with suitable parameters for the given
|
|
|
|
|
package actions.
|
|
|
|
|
|
|
|
|
|
:param pkgman: PackageManager
|
|
|
|
|
This is the manager that does the actual work.
|
|
|
|
|
:param entry: dict
|
|
|
|
|
Keys are the actions -- e.g. "install" -- to take, and the values
|
|
|
|
|
are the (list of) packages to apply the action to. The actions are
|
|
|
|
|
not iterated in a specific order, so it is recommended to use only
|
|
|
|
|
one action per dictionary. The list of packages may be package
|
|
|
|
|
names (strings) or package information dictionaries with pre-
|
|
|
|
|
and post-scripts.
|
|
|
|
|
"""
|
|
|
|
|
global group_packages, completed_packages, mode_packages
|
|
|
|
|
|
|
|
|
|
for key in entry.keys():
|
|
|
|
|
package_list = subst_locale(entry[key])
|
|
|
|
|
group_packages = len(package_list)
|
|
|
|
|
if key == "install":
|
|
|
|
|
_change_mode(INSTALL)
|
|
|
|
|
pkgman.operation_install(package_list)
|
|
|
|
|
elif key == "try_install":
|
|
|
|
|
_change_mode(INSTALL)
|
|
|
|
|
pkgman.operation_try_install(package_list)
|
|
|
|
|
elif key == "remove":
|
|
|
|
|
_change_mode(REMOVE)
|
|
|
|
|
pkgman.operation_remove(package_list)
|
|
|
|
|
elif key == "try_remove":
|
|
|
|
|
_change_mode(REMOVE)
|
|
|
|
|
pkgman.operation_try_remove(package_list)
|
|
|
|
|
elif key == "localInstall":
|
|
|
|
|
_change_mode(INSTALL)
|
|
|
|
|
pkgman.operation_install(package_list, from_local=True)
|
|
|
|
|
elif key == "source":
|
|
|
|
|
libcalamares.utils.debug("Package-list from {!s}".format(entry[key]))
|
|
|
|
|
else:
|
|
|
|
|
libcalamares.utils.warning("Unknown package-operation key {!s}".format(key))
|
|
|
|
|
completed_packages += len(package_list)
|
|
|
|
|
libcalamares.job.setprogress(completed_packages * 1.0 / total_packages)
|
|
|
|
|
libcalamares.utils.debug("Pretty name: {!s}, setting progress..".format(pretty_name()))
|
|
|
|
|
|
|
|
|
|
group_packages = 0
|
|
|
|
|
_change_mode(None)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
def run():
|
|
|
|
|
"""
|
|
|
|
|
Calls routine with detected package manager to install locale packages
|
|
|
|
|
or remove drivers not needed on the installed system.
|
|
|
|
|
|
|
|
|
|
:return:
|
|
|
|
|
"""
|
|
|
|
|
global mode_packages, total_packages, completed_packages, group_packages
|
|
|
|
|
|
|
|
|
|
backend = libcalamares.job.configuration.get("backend")
|
|
|
|
|
|
|
|
|
|
for identifier, impl in backend_managers:
|
|
|
|
|
if identifier == backend:
|
|
|
|
|
pkgman = impl()
|
|
|
|
|
break
|
|
|
|
|
else:
|
|
|
|
|
return "Bad backend", "backend=\"{}\"".format(backend)
|
|
|
|
|
|
|
|
|
|
if not libcalamares.globalstorage.value("hasInternet"):
|
|
|
|
|
libcalamares.utils.warning( "Package installation has been skipped: no internet" )
|
|
|
|
|
return None
|
|
|
|
|
|
|
|
|
|
operations = libcalamares.job.configuration.get("operations", [])
|
|
|
|
|
# if libcalamares.globalstorage.contains("packageOperations"):
|
|
|
|
|
# operations += libcalamares.globalstorage.value("packageOperations")
|
|
|
|
|
|
|
|
|
|
if libcalamares.globalstorage.contains("packagechooser_baseinit"):
|
|
|
|
|
base_init = libcalamares.globalstorage.value("packagechooser_baseinit")
|
|
|
|
|
libcalamares.utils.debug("Package added: {!s}".format(base_init))
|
|
|
|
|
operations[0]["install"].append(base_init)
|
|
|
|
|
|
|
|
|
|
if libcalamares.job.configuration.get("base_init"):
|
|
|
|
|
base_init = libcalamares.job.configuration.get("base_init", None)
|
|
|
|
|
|
|
|
|
|
if libcalamares.globalstorage.contains("netinstallAdd"):
|
|
|
|
|
data = libcalamares.globalstorage.value("netinstallAdd")
|
|
|
|
|
init_provider = data[0]["name"]
|
|
|
|
|
libcalamares.utils.debug("Init provider: {!s}".format(init_provider))
|
|
|
|
|
|
|
|
|
|
init_pkg = base_init + '-' + init_provider
|
|
|
|
|
libcalamares.utils.debug("Package added: {!s}".format(init_pkg))
|
|
|
|
|
operations[0]["install"].append(init_pkg)
|
|
|
|
|
|
|
|
|
|
if init_provider is not None:
|
|
|
|
|
libcalamares.globalstorage.insert("initProvider", init_provider)
|
|
|
|
|
|
|
|
|
|
libcalamares.globalstorage.insert("packageOperationsBasestrap", operations)
|
|
|
|
|
|
|
|
|
|
mode_packages = None
|
|
|
|
|
total_packages = 0
|
|
|
|
|
completed_packages = 0
|
|
|
|
|
for op in operations:
|
|
|
|
|
for packagelist in op.values():
|
|
|
|
|
total_packages += len(subst_locale(packagelist))
|
|
|
|
|
|
|
|
|
|
if not total_packages:
|
|
|
|
|
# Avoids potential divide-by-zero in progress reporting
|
|
|
|
|
return None
|
|
|
|
|
|
|
|
|
|
for entry in operations:
|
|
|
|
|
group_packages = 0
|
|
|
|
|
libcalamares.utils.debug(pretty_name())
|
|
|
|
|
try:
|
|
|
|
|
run_operations(pkgman, entry)
|
|
|
|
|
except subprocess.CalledProcessError as e:
|
|
|
|
|
libcalamares.utils.warning(str(e))
|
|
|
|
|
libcalamares.utils.debug("stdout:" + str(e.stdout))
|
|
|
|
|
libcalamares.utils.debug("stderr:" + str(e.stderr))
|
|
|
|
|
return (_("Package Manager error"),
|
|
|
|
|
_("The package manager could not make changes to the installed system. The command <pre>{!s}</pre> returned error code {!s}.")
|
|
|
|
|
.format(e.cmd, e.returncode))
|
|
|
|
|
|
|
|
|
|
mode_packages = None
|
|
|
|
|
|
|
|
|
|
libcalamares.job.setprogress(1.0)
|
|
|
|
|
|
|
|
|
|
return None
|
