| .. | |||||
| plymouth-generate-initrd | |||||
| plymouth-populate-initrd | |||||
| plymouth-update-initrd |
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#!/bin/bash
#
# inst bits ruthlessly and viciously stolen from dracut
[ -z "$DESTDIR" ] || exit 0
[ -z "$PLYMOUTH_LIBEXECDIR" ] && PLYMOUTH_LIBEXECDIR="/usr/libexec"
[ -z "$PLYMOUTH_DATADIR" ] && PLYMOUTH_DATADIR="/usr/share"
[ -z "$PLYMOUTH_PLUGIN_PATH" ] && PLYMOUTH_PLUGIN_PATH="$(plymouth --get-splash-plugin-path)"
[ -z "$PLYMOUTH_LOGO_FILE" ] && PLYMOUTH_LOGO_FILE="/usr/share/pixmaps/system-logo-white.png"
[ -n "$PLYMOUTH_THEME_NAME" ] && THEME_OVERRIDE=1
[ -z "$PLYMOUTH_THEME_NAME" ] && PLYMOUTH_THEME_NAME=$(plymouth-set-default-theme)
[ -z "$PLYMOUTH_CONFDIR" ] && PLYMOUTH_CONFDIR="/etc/plymouth/"
[ -z "$PLYMOUTH_POLICYDIR" ] && PLYMOUTH_POLICYDIR="/usr/share/plymouth/"
[ -z "$PLYMOUTH_DAEMON_PATH" ] && PLYMOUTH_DAEMON_PATH="/usr/sbin/plymouthd"
[ -z "$PLYMOUTH_CLIENT_PATH" ] && PLYMOUTH_CLIENT_PATH="/usr/bin/plymouth"
[ -z "$SYSTEMD_UNIT_DIR" ] && SYSTEMD_UNIT_DIR="/usr/lib/systemd/system"
[ -z "$SUPPORTED_LANGUAGES" ] && SUPPORTED_LANGUAGES="pt fr de it ru es en zh ja ko zh as bn gu hi kn ml mr or pa ta te"
# Generic substring function. If $2 is in $1, return 0.
strstr() { [ "${1#*$2*}" != "$1" ]; }
ddebug() {
[ "$verbose" = "true" ] && echo "$@"
}
# normalize_path <path>
# Prints the normalized path, where it removes any duplicated
# and trailing slashes.
# Example:
# $ normalize_path ///test/test//
# /test/test
normalize_path() {
shopt -q -s extglob
set -- "${1//+(\/)//}"
shopt -q -u extglob
echo "${1%/}"
}
# convert_abs_rel <from> <to>
# Prints the relative path, when creating a symlink to <to> from <from>.
# Example:
# $ convert_abs_rel /usr/bin/test /bin/test-2
# ../../bin/test-2
# $ ln -s $(convert_abs_rel /usr/bin/test /bin/test-2) /usr/bin/test
convert_abs_rel() {
local __current __absolute __abssize __cursize __newpath
local -i __i __level
set -- "$(normalize_path "$1")" "$(normalize_path "$2")"
# corner case #1 - self looping link
[[ "$1" == "$2" ]] && { echo "${1##*/}"; return; }
# corner case #2 - own dir link
[[ "${1%/*}" == "$2" ]] && { echo "."; return; }
IFS="/" __current=($1)
IFS="/" __absolute=($2)
__abssize=${#__absolute[@]}
__cursize=${#__current[@]}
while [[ ${__absolute[__level]} == ${__current[__level]} ]]
do
(( __level++ ))
if (( __level > __abssize || __level > __cursize ))
then
break
fi
done
for ((__i = __level; __i < __cursize-1; __i++))
do
if ((__i > __level))
then
__newpath=$__newpath"/"
fi
__newpath=$__newpath".."
done
for ((__i = __level; __i < __abssize; __i++))
do
if [[ -n $__newpath ]]
then
__newpath=$__newpath"/"
fi
__newpath=$__newpath${__absolute[__i]}
done
echo "$__newpath"
}
# Install a directory, keeping symlinks as on the original system.
# Example: if /lib points to /lib64 on the host, "inst_dir /lib/file"
# will create ${initdir}/lib64, ${initdir}/lib64/file,
# and a symlink ${initdir}/lib -> lib64.
inst_dir() {
[[ -e ${initdir}/"$1" ]] && return 0 # already there
local _dir="$1" _part="${1%/*}" _file
while [[ "$_part" != "${_part%/*}" ]] && ! [[ -e "${initdir}/${_part}" ]]; do
_dir="$_part $_dir"
_part=${_part%/*}
done
# iterate over parent directories
for _file in $_dir; do
[[ -e "${initdir}/$_file" ]] && continue
if [[ -L $_file ]]; then
inst_symlink "$_file"
else
# create directory
mkdir -m 0755 -p "${initdir}/$_file" || return 1
[[ -e "$_file" ]] && chmod --reference="$_file" "${initdir}/$_file"
chmod u+w "${initdir}/$_file"
fi
done
}
# $1 = file to copy to ramdisk
# $2 (optional) Name for the file on the ramdisk
# Location of the image dir is assumed to be $initdir
# We never overwrite the target if it exists.
inst_simple() {
[[ -f "$1" ]] || return 1
strstr "$1" "/" || return 1
local _src=$1 target="${2:-$1}"
if ! [[ -d ${initdir}/$target ]]; then
[[ -e ${initdir}/$target ]] && return 0
[[ -L ${initdir}/$target ]] && return 0
[[ -d "${initdir}/${target%/*}" ]] || inst_dir "${target%/*}"
fi
# install checksum files also
if [[ -e "${_src%/*}/.${_src##*/}.hmac" ]]; then
inst "${_src%/*}/.${_src##*/}.hmac" "${target%/*}/.${target##*/}.hmac"
fi
ddebug "Installing $_src"
cp --sparse=always -pfL "$_src" "${initdir}/$target"
}
# find symlinks linked to given library file
# $1 = library file
# Function searches for symlinks by stripping version numbers appended to
# library filename, checks if it points to the same target and finally
# prints the list of symlinks to stdout.
#
# Example:
# rev_lib_symlinks libfoo.so.8.1
# output: libfoo.so.8 libfoo.so
# (Only if libfoo.so.8 and libfoo.so exists on host system.)
rev_lib_symlinks() {
[[ ! $1 ]] && return 0
local fn="$1" orig="$(readlink -f "$1")" links=''
[[ ${fn} =~ .*\.so\..* ]] || return 1
until [[ ${fn##*.} == so ]]; do
fn="${fn%.*}"
[[ -L ${fn} && $(readlink -f "${fn}") == ${orig} ]] && links+=" ${fn}"
done
echo "${links}"
}
# Same as above, but specialized to handle dynamic libraries.
# It handles making symlinks according to how the original library
# is referenced.
inst_library() {
local _src="$1" _dest=${2:-$1} _lib _reallib _symlink
strstr "$1" "/" || return 1
[[ -e $initdir/$_dest ]] && return 0
if [[ -L $_src ]]; then
# install checksum files also
if [[ -e "${_src%/*}/.${_src##*/}.hmac" ]]; then
inst "${_src%/*}/.${_src##*/}.hmac" "${_dest%/*}/.${_dest##*/}.hmac"
fi
_reallib=$(readlink -f "$_src")
inst_simple "$_reallib" "$_reallib"
inst_dir "${_dest%/*}"
[[ -d "${_dest%/*}" ]] && _dest=$(readlink -f "${_dest%/*}")/${_dest##*/}
ln -sfn $(convert_abs_rel "${_dest}" "${_reallib}") "${initdir}/${_dest}"
else
inst_simple "$_src" "$_dest"
fi
# Create additional symlinks. See rev_symlinks description.
for _symlink in $(rev_lib_symlinks $_src) $(rev_lib_symlinks $_reallib); do
[[ ! -e $initdir/$_symlink ]] && {
ddebug "Creating extra symlink: $_symlink"
inst_symlink $_symlink
}
done
}
# find a binary. If we were not passed the full path directly,
# search in the usual places to find the binary.
find_binary() {
if [[ -z ${1##/*} ]]; then
if [[ -x $1 ]] || { strstr "$1" ".so" && ldd $1 &>/dev/null; }; then
echo $1
return 0
fi
fi
type -P $1
}
# Same as above, but specialized to install binary executables.
# Install binary executable, and all shared library dependencies, if any.
inst_binary() {
local _bin _target
_bin=$(find_binary "$1") || return 1
_target=${2:-$_bin}
[[ -e $initdir/$_target ]] && return 0
[[ -L $_bin ]] && inst_symlink $_bin $_target && return 0
local _file _line
local _so_regex='([^ ]*/lib[^/]*/[^ ]*\.so[^ ]*)'
# I love bash!
LC_ALL=C ldd "$_bin" 2>/dev/null | while read _line; do
[[ $_line = 'not a dynamic executable' ]] && break
if [[ $_line =~ $_so_regex ]]; then
_file=${BASH_REMATCH[1]}
[[ -e ${initdir}/$_file ]] && continue
inst_library "$_file"
continue
fi
if [[ $_line =~ not\ found ]]; then
dfatal "Missing a shared library required by $_bin."
dfatal "Run \"ldd $_bin\" to find out what it is."
dfatal "$_line"
dfatal "dracut cannot create an initrd."
exit 1
fi
done
inst_simple "$_bin" "$_target"
}
# same as above, except for shell scripts.
# If your shell script does not start with shebang, it is not a shell script.
inst_script() {
local _bin
_bin=$(find_binary "$1") || return 1
shift
local _line _shebang_regex
read -r -n 80 _line <"$_bin"
# If debug is set, clean unprintable chars to prevent messing up the term
[[ $debug ]] && _line=$(echo -n "$_line" | tr -c -d '[:print:][:space:]')
_shebang_regex='(#! *)(/[^ ]+).*'
[[ $_line =~ $_shebang_regex ]] || return 1
inst "${BASH_REMATCH[2]}" && inst_simple "$_bin" "$@"
}
# same as above, but specialized for symlinks
inst_symlink() {
local _src=$1 _target=${2:-$1} _realsrc
strstr "$1" "/" || return 1
[[ -L $1 ]] || return 1
[[ -L $initdir/$_target ]] && return 0
_realsrc=$(readlink -f "$_src")
if ! [[ -e $initdir/$_realsrc ]]; then
if [[ -d $_realsrc ]]; then
inst_dir "$_realsrc"
else
inst "$_realsrc"
fi
fi
[[ ! -e $initdir/${_target%/*} ]] && inst_dir "${_target%/*}"
[[ -d ${_target%/*} ]] && _target=$(readlink -f ${_target%/*})/${_target##*/}
ln -sfn $(convert_abs_rel "${_target}" "${_realsrc}") "$initdir/$_target"
}
# general purpose installation function
# Same args as above.
inst() {
local _x
case $# in
1) ;;
2) [[ ! $initdir && -d $2 ]] && export initdir=$2
[[ $initdir = $2 ]] && set $1;;
3) [[ -z $initdir ]] && export initdir=$2
set $1 $3;;
*) dfatal "inst only takes 1 or 2 or 3 arguments"
exit 1;;
esac
for _x in inst_symlink inst_script inst_binary inst_simple; do
$_x "$@" && return 0
done
return 1
}
# install function specialized for hooks
# $1 = type of hook, $2 = hook priority (lower runs first), $3 = hook
# All hooks should be POSIX/SuS compliant, they will be sourced by init.
inst_hook() {
if ! [[ -f $3 ]]; then
dfatal "Cannot install a hook ($3) that does not exist."
dfatal "Aborting initrd creation."
exit 1
elif ! strstr "$hookdirs" "$1"; then
dfatal "No such hook type $1. Aborting initrd creation."
exit 1
fi
inst_simple "$3" "/lib/dracut/hooks/${1}/${2}${3##*/}"
}
# install any of listed files
#
# If first argument is '-d' and second some destination path, first accessible
# source is installed into this path, otherwise it will installed in the same
# path as source. If none of listed files was installed, function return 1.
# On first successful installation it returns with 0 status.
#
# Example:
#
# inst_any -d /bin/foo /bin/bar /bin/baz
#
# Lets assume that /bin/baz exists, so it will be installed as /bin/foo in
# initramfs.
inst_any() {
local to f
[[ $1 = '-d' ]] && to="$2" && shift 2
for f in "$@"; do
if [[ -e $f ]]; then
[[ $to ]] && inst "$f" "$to" && return 0
inst "$f" && return 0
fi
done
return 1
}
function usage() {
local output="/dev/stdout"
local rc=0
if [ "$1" == "error" ]; then
output="/dev/stderr"
rc=1
fi
echo "usage: plymouth [ --verbose | -v ] { --targetdir | -t } <initrd_directory>" > $output
exit $rc
}
verbose=false
INITRDDIR=""
while [ $# -gt 0 ]; do
case $1 in
--verbose|-v)
verbose=true
;;
--targetdir|-t)
shift
INITRDDIR="$1"
;;
--help|-h)
usage normal
;;
*)
usage error
break
;;
esac
shift
done
[ -z "$INITRDDIR" ] && usage error
mkdir -p ${INITRDDIR}${PLYMOUTH_DATADIR}/plymouth/themes
inst ${PLYMOUTH_DAEMON_PATH} $INITRDDIR /sbin/plymouthd
inst ${PLYMOUTH_CLIENT_PATH} $INITRDDIR /bin/plymouth
inst ${PLYMOUTH_DATADIR}/plymouth/themes/text/text.plymouth $INITRDDIR
inst ${PLYMOUTH_PLUGIN_PATH}/text.so $INITRDDIR
inst ${PLYMOUTH_DATADIR}/plymouth/themes/details/details.plymouth $INITRDDIR
inst ${PLYMOUTH_PLUGIN_PATH}/details.so $INITRDDIR
inst ${PLYMOUTH_LOGO_FILE} $INITRDDIR
inst /etc/os-release $INITRDDIR
inst ${PLYMOUTH_POLICYDIR}/plymouthd.defaults $INITRDDIR
inst ${PLYMOUTH_CONFDIR}/plymouthd.conf $INITRDDIR
if [ -z "$PLYMOUTH_THEME_NAME" ]; then
echo "No default plymouth plugin is set" > /dev/stderr
exit 1
fi
if [ $THEME_OVERRIDE ]; then
conf=$INITRDDIR/${PLYMOUTH_CONFDIR}/plymouthd.conf
echo "modifying plymouthd.conf: Theme=$PLYMOUTH_THEME_NAME" > /dev/stderr
sed -i "s/^ *Theme *=.*/# theme modified by plymouth-populate-initrd\nTheme=$PLYMOUTH_THEME_NAME/" $conf
fi
PLYMOUTH_MODULE_NAME=$(grep "ModuleName *= *" ${PLYMOUTH_DATADIR}/plymouth/themes/${PLYMOUTH_THEME_NAME}/${PLYMOUTH_THEME_NAME}.plymouth | sed 's/ModuleName *= *//')
if [ ! -f ${PLYMOUTH_PLUGIN_PATH}/${PLYMOUTH_MODULE_NAME}.so ]; then
echo "The default plymouth plugin (${PLYMOUTH_MODULE_NAME}) doesn't exist" > /dev/stderr
exit 1
fi
inst ${PLYMOUTH_PLUGIN_PATH}/${PLYMOUTH_MODULE_NAME}.so $INITRDDIR
[ -f "${PLYMOUTH_PLUGIN_PATH}/renderers/drm.so" ] && inst ${PLYMOUTH_PLUGIN_PATH}/renderers/drm.so $INITRDDIR
inst ${PLYMOUTH_PLUGIN_PATH}/renderers/frame-buffer.so $INITRDDIR
if [ -d ${PLYMOUTH_DATADIR}/plymouth/themes/${PLYMOUTH_THEME_NAME} ]; then
for x in ${PLYMOUTH_DATADIR}/plymouth/themes/${PLYMOUTH_THEME_NAME}/* ; do
[ ! -f "$x" ] && continue
inst $x $INITRDDIR
done
fi
fonts=""
needs_graphics="$(find ${INITRDDIR} -name 'libply-splash-graphics.so*' -print -quit | grep -q libply-splash-graphics.so && echo -n 1)"
if [ -n "$needs_graphics" ]; then
for lang in $SUPPORTED_LANGUAGES; do
font=$(fc-match "":lang="$lang" file | awk -F= '{ print $2}')
echo $fonts | grep -q "$font" && continue
fonts="$fonts $font"
done
if [ -n "$fonts" ]; then
inst ${PLYMOUTH_PLUGIN_PATH}/label.so $INITRDDIR
for font in $fonts; do
inst $font $INITRDDIR
done
fi
fi
if [ -L ${PLYMOUTH_DATADIR}/plymouth/themes/default.plymouth ]; then
cp -a ${PLYMOUTH_DATADIR}/plymouth/themes/default.plymouth $INITRDDIR${PLYMOUTH_DATADIR}/plymouth/themes
fi
if [ -n "$SYSTEMD_UNIT_DIR" -a -d "$SYSTEMD_UNIT_DIR" ]; then
inst $SYSTEMD_UNIT_DIR/systemd-ask-password-plymouth.path $INITRDDIR
inst $SYSTEMD_UNIT_DIR/systemd-ask-password-plymouth.service $INITRDDIR
inst $SYSTEMD_UNIT_DIR/plymouth-switch-root.service $INITRDDIR
inst $SYSTEMD_UNIT_DIR/plymouth-start.service $INITRDDIR
inst $SYSTEMD_UNIT_DIR/plymouth-quit.service $INITRDDIR
inst $SYSTEMD_UNIT_DIR/plymouth-quit-wait.service $INITRDDIR
inst $SYSTEMD_UNIT_DIR/plymouth-reboot.service $INITRDDIR
inst $SYSTEMD_UNIT_DIR/plymouth-kexec.service $INITRDDIR
inst $SYSTEMD_UNIT_DIR/plymouth-poweroff.service $INITRDDIR
inst $SYSTEMD_UNIT_DIR/plymouth-halt.service $INITRDDIR
inst $SYSTEMD_UNIT_DIR/initrd-switch-root.target.wants/plymouth-switch-root.service $INITRDDIR
inst $SYSTEMD_UNIT_DIR/initrd-switch-root.target.wants/plymouth-start.service $INITRDDIR
inst $SYSTEMD_UNIT_DIR/sysinit.target.wants/plymouth-start.service $INITRDDIR
inst $SYSTEMD_UNIT_DIR/multi-user.target.wants/plymouth-quit.service $INITRDDIR
inst $SYSTEMD_UNIT_DIR/multi-user.target.wants/plymouth-quit-wait.service $INITRDDIR
inst $SYSTEMD_UNIT_DIR/reboot.target.wants/plymouth-reboot.service $INITRDDIR
inst $SYSTEMD_UNIT_DIR/kexec.target.wants/plymouth-kexec.service $INITRDDIR
inst $SYSTEMD_UNIT_DIR/poweroff.target.wants/plymouth-poweroff.service $INITRDDIR
inst $SYSTEMD_UNIT_DIR/halt.target.wants/plymouth-halt.service $INITRDDIR
fi
# vim:ts=8:sw=4:sts=4:et
| .. | |||||
| plymouth-generate-initrd | |||||
| plymouth-populate-initrd | |||||
| plymouth-update-initrd |