Add packages job

This job can be used to install and remove packages.

src/modules/packages/main.py

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+#!/usr/bin/env python3
+# encoding: utf-8
+# === This file is part of Calamares - <http://github.com/calamares> ===
+#
+#   Copyright 2014, Pier Luigi Fiorini <pierluigi.fiorini@gmail.com>
+#
+#   Calamares 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.
+#
+#   Calamares 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 Calamares. If not, see <http://www.gnu.org/licenses/>.
+
+import libcalamares
+from libcalamares.utils import check_chroot_call
+
+class PackageManager:
+    def __init__(self, backend):
+        self.backend = backend
+
+    def install(self, pkgs):
+        if self.backend == "packagekit":
+            for pkg in pkgs:
+                check_chroot_call(["pkcon", "-py", "install", pkg])
+        elif self.backend == "zypp":
+            check_chroot_call(["zypper", "--non-interactive", "--quiet-install", "install", "--auto-agree-with-licenses", "install"] + pkgs)
+        elif self.backend == "yum":
+            check_chroot_call(["yum", "install", "-y"] + pkgs)
+        elif self.backend == "dnf":
+            check_chroot_call(["dnf", "install", "-y"] + pkgs)
+        elif self.backend == "urpmi":
+            check_chroot_call(["urpmi"] + pkgs)
+        elif self.backend == "apt":
+            check_chroot_call(["apt-get", "-q", "-y", "install"] + pkgs)
+        elif self.backend == "pacman":
+            check_chroot_call(["pacman", "-Sy"] + pkgs)
+
+    def remove(self, pkgs):
+        if self.backend == "packagekit":
+            for pkg in pkgs:
+                check_chroot_call(["pkcon", "-py", "remove", pkg])
+        elif self.backend == "zypp":
+            check_chroot_call(["zypper", "--non-interactive", "remove"] + pkgs)
+        elif self.backend == "yum":
+            check_chroot_call(["yum", "-y", "remove"] + pkgs)
+        elif self.backend == "dnf":
+            check_chroot_call(["dnf", "-y", "remove"] + pkgs)
+        elif self.backend == "urpmi":
+            check_chroot_call(["urpme"] + pkgs)
+        elif self.backend == "apt":
+            check_chroot_call(["apt-get", "--purge", "-q", "-y", "remove"] + pkgs)
+        elif self.backend == "pacman":
+            check_chroot_call(["pacman", "-R"] + pkgs)
+
+def run_operations(pkgman, entry):
+    for key in entry.keys():
+        if key == "install":
+            pkgman.install(entry[key])
+        elif key == "remove":
+            pkgman.remove(entry[key])
+
+def run():
+    backend = libcalamares.job.configuration.get("backend")
+    if backend not in ("packagekit", "zypp", "yum", "dnf", "urpmi", "apt", "pacman"):
+        return ("Bad backend", "backend=\"{}\"".format(backend))
+
+    pkgman = PackageManager(backend)
+
+    operations = libcalamares.job.configuration.get("operations", [])
+    for entry in operations:
+        run_operations(pkgman, entry)
+
+    operations = libcalamares.globalstorage.value("packageOperations")
+    for entry in operations:
+        run_operations(pkgman, entry)
+
+    return None

src/modules/packages/module.desc

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+---
+type:       "job"
+name:       "packages"
+interface:  "python"
+script:     "main.py"

src/modules/packages/packages.conf

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+---
+#
+# Which package manager to use, options are:
+#  - packagekit  - PackageKit CLI tool
+#  - zypp        - Zypp RPM frontend
+#  - yum         - Yum RPM frontend
+#  - dnf         - DNF, the new RPM frontend
+#  - urpmi       - Mandriva package manager
+#  - apt         - APT frontend for DEB and RPM
+#  - pacman      - Pacman
+#
+backend: packagekit
+#
+# List of maps with package operations such as install or remove.
+# Distro developers can provide a list of packages to remove
+# from the installed system (for instance packages meant only
+# for the live system).
+#
+# A job implementing a distro specific logic to determine other
+# packages that need to be installed or removed can run before
+# this one. Distro developers may want to install locale packages
+# or remove drivers not needed on the installed system.
+# This job will populate a list of dictionaries in the global
+# storage called "packageOperations" and it is processed
+# after the static list in the job configuration.
+#
+#operations:
+#  - install:
+#      - pkg1
+#      - pkg2
+#  - remove:
+#      - pkg3
+#      - pkg4
+#  - install:
+#      - pkg5
+#  - remove:
+#      - pkg2
+#      - pkg1
+#    install:
+#      - pkgs6
+#      - pkg7

src/modules/packages/test.yaml

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+rootMountPoint: /tmp/mount
+packageOperations:
+  - install:
+    - vi
+  - remove:
+    - vi