Fix baseline profile

Install linux and mkinitcpio packages.
Remove root user's password.

Fixes https://bugs.archlinux.org/task/64236 .

configs/baseline/build.sh

@@ -22,11 +22,25 @@ run_once() {
     fi
 }
 
+# Setup custom pacman.conf with current cache directories.
+make_pacman_conf() {
+    local _cache_dirs
+    _cache_dirs=("$(pacman -v 2>&1 | grep '^Cache Dirs:' | sed 's/Cache Dirs:\s*//g')")
+    sed -r "s|^#?\\s*CacheDir.+|CacheDir = $(echo -n "${_cache_dirs[@]}")|g" \
+        "${script_path}/pacman.conf" > "${work_dir}/pacman.conf"
+}
+
 # Base installation (airootfs)
 make_basefs() {
     mkarchiso -v -w "${work_dir}" -D "${install_dir}" init
 }
 
+# Packages (airootfs)
+make_packages() {
+    mkarchiso -v -w "${work_dir}" -C "${work_dir}/pacman.conf" -D "${install_dir}" \
+        -p "$(grep -h -v '^#' "${script_path}/packages.x86_64"| sed ':a;N;$!ba;s/\n/ /g')" install
+}
+
 # Copy mkinitcpio archiso hooks and build initramfs (airootfs)
 make_setup_mkinitcpio() {
     mkdir -p "${work_dir}/airootfs/etc/initcpio/hooks"
@@ -88,7 +102,9 @@ make_iso() {
         "${iso_name}-${iso_version}-${arch}.iso"
 }
 
+run_once make_pacman_conf
 run_once make_basefs
+run_once make_packages
 run_once make_setup_mkinitcpio
 run_once make_custom_airootfs
 run_once make_boot

configs/baseline/packages.x86_64

@@ -0,0 +1,2 @@
+linux
+mkinitcpio

configs/baseline/pacman.conf

@@ -0,0 +1,100 @@
+#
+# /etc/pacman.conf
+#
+# See the pacman.conf(5) manpage for option and repository directives
+
+#
+# GENERAL OPTIONS
+#
+[options]
+# The following paths are commented out with their default values listed.
+# If you wish to use different paths, uncomment and update the paths.
+#RootDir     = /
+#DBPath      = /var/lib/pacman/
+#CacheDir    = /var/cache/pacman/pkg/
+#LogFile     = /var/log/pacman.log
+#GPGDir      = /etc/pacman.d/gnupg/
+#HookDir     = /etc/pacman.d/hooks/
+HoldPkg     = pacman glibc
+#XferCommand = /usr/bin/curl -L -C - -f -o %o %u
+#XferCommand = /usr/bin/wget --passive-ftp -c -O %o %u
+#CleanMethod = KeepInstalled
+Architecture = auto
+
+# Pacman won't upgrade packages listed in IgnorePkg and members of IgnoreGroup
+#IgnorePkg   =
+#IgnoreGroup =
+
+#NoUpgrade   =
+#NoExtract   =
+
+# Misc options
+#UseSyslog
+#Color
+#TotalDownload
+# We cannot check disk space from within a chroot environment
+#CheckSpace
+#VerbosePkgLists
+
+# By default, pacman accepts packages signed by keys that its local keyring
+# trusts (see pacman-key and its man page), as well as unsigned packages.
+SigLevel    = Required DatabaseOptional
+LocalFileSigLevel = Optional
+#RemoteFileSigLevel = Required
+
+# NOTE: You must run `pacman-key --init` before first using pacman; the local
+# keyring can then be populated with the keys of all official Arch Linux
+# packagers with `pacman-key --populate archlinux`.
+
+#
+# REPOSITORIES
+#   - can be defined here or included from another file
+#   - pacman will search repositories in the order defined here
+#   - local/custom mirrors can be added here or in separate files
+#   - repositories listed first will take precedence when packages
+#     have identical names, regardless of version number
+#   - URLs will have $repo replaced by the name of the current repo
+#   - URLs will have $arch replaced by the name of the architecture
+#
+# Repository entries are of the format:
+#       [repo-name]
+#       Server = ServerName
+#       Include = IncludePath
+#
+# The header [repo-name] is crucial - it must be present and
+# uncommented to enable the repo.
+#
+
+# The testing repositories are disabled by default. To enable, uncomment the
+# repo name header and Include lines. You can add preferred servers immediately
+# after the header, and they will be used before the default mirrors.
+
+#[testing]
+#Include = /etc/pacman.d/mirrorlist
+
+[core]
+Include = /etc/pacman.d/mirrorlist
+
+[extra]
+Include = /etc/pacman.d/mirrorlist
+
+#[community-testing]
+#Include = /etc/pacman.d/mirrorlist
+
+[community]
+Include = /etc/pacman.d/mirrorlist
+
+# If you want to run 32 bit applications on your x86_64 system,
+# enable the multilib repositories as required here.
+
+#[multilib-testing]
+#Include = /etc/pacman.d/mirrorlist
+
+#[multilib]
+#Include = /etc/pacman.d/mirrorlist
+
+# An example of a custom package repository.  See the pacman manpage for
+# tips on creating your own repositories.
+#[custom]
+#SigLevel = Optional TrustAll
+#Server = file:///home/custompkgs