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authorThomas Backlund <tmb@mageia.org>2015-04-08 21:50:01 +0200
committerThomas Backlund <tmb@mageia.org>2015-04-08 21:50:01 +0200
commit58f049ebbc29e2340b8a823ff49eeec766b303d9 (patch)
tree73541c9e79225819c61f34d0bb81fb246be5cc03
parent28c5c45854d59e9c17aab9122469663b87bd00f9 (diff)
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drop old file
-rwxr-xr-xfiles/dracut-functions.sh1708
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diff --git a/files/dracut-functions.sh b/files/dracut-functions.sh
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--- a/files/dracut-functions.sh
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-#!/bin/bash
-# -*- mode: shell-script; indent-tabs-mode: nil; sh-basic-offset: 4; -*-
-# ex: ts=8 sw=4 sts=4 et filetype=sh
-#
-# functions used by dracut and other tools.
-#
-# Copyright 2005-2009 Red Hat, Inc. All rights reserved.
-#
-# This program 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 2 of the License, or
-# (at your option) any later version.
-#
-# This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
-#
-export LC_MESSAGES=C
-
-if [[ $DRACUT_KERNEL_LAZY ]] && ! [[ $DRACUT_KERNEL_LAZY_HASHDIR ]]; then
- if ! [[ -d "$initdir/.kernelmodseen" ]]; then
- mkdir -p "$initdir/.kernelmodseen"
- fi
- DRACUT_KERNEL_LAZY_HASHDIR="$initdir/.kernelmodseen"
-fi
-
-if [[ $initdir ]] && ! [[ -d $initdir ]]; then
- mkdir -p "$initdir"
-fi
-
-# Generic substring function. If $2 is in $1, return 0.
-strstr() { [[ $1 = *$2* ]]; }
-
-# 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 ]] || { [[ "$1" == *.so* ]] && ldd "$1" &>/dev/null; }; then
- printf "%s\n" "$1"
- return 0
- fi
- fi
-
- type -P "${1##*/}"
-}
-
-if ! [[ $dracutbasedir ]]; then
- dracutbasedir=${BASH_SOURCE[0]%/*}
- [[ $dracutbasedir = "dracut-functions" ]] && dracutbasedir="."
- [[ $dracutbasedir ]] || dracutbasedir="."
- dracutbasedir="$(readlink -f $dracutbasedir)"
-fi
-
-if ! [[ $DRACUT_INSTALL ]]; then
- DRACUT_INSTALL=$(find_binary dracut-install)
-fi
-
-if ! [[ $DRACUT_INSTALL ]] && [[ -x $dracutbasedir/dracut-install ]]; then
- DRACUT_INSTALL=$dracutbasedir/dracut-install
-fi
-
-# Detect lib paths
-if ! [[ $libdirs ]] ; then
- if [[ "$(ldd /bin/sh)" == */lib64/* ]] &>/dev/null \
- && [[ -d /lib64 ]]; then
- libdirs+=" /lib64"
- [[ -d /usr/lib64 ]] && libdirs+=" /usr/lib64"
- else
- libdirs+=" /lib"
- [[ -d /usr/lib ]] && libdirs+=" /usr/lib"
- fi
- export libdirs
-fi
-
-if ! [[ $kernel ]]; then
- kernel=$(uname -r)
- export kernel
-fi
-
-srcmods="/lib/modules/$kernel/"
-[[ $drivers_dir ]] && {
- if vercmp "$(modprobe --version | cut -d' ' -f3)" lt 3.7; then
- dfatal 'To use --kmoddir option module-init-tools >= 3.7 is required.'
- exit 1
- fi
- srcmods="$drivers_dir"
-}
-export srcmods
-
-if ! type dinfo >/dev/null 2>&1; then
- . "$dracutbasedir/dracut-logger.sh"
- dlog_init
-fi
-
-if ! [[ $initdir ]]; then
- dfatal "initdir not set"
- exit 1
-fi
-
-# export standard hookdirs
-[[ $hookdirs ]] || {
- hookdirs="cmdline pre-udev pre-trigger netroot "
- hookdirs+="initqueue initqueue/settled initqueue/online initqueue/finished initqueue/timeout "
- hookdirs+="pre-mount pre-pivot cleanup mount "
- hookdirs+="emergency shutdown-emergency pre-shutdown shutdown "
- export hookdirs
-}
-
-dracut_need_initqueue() {
- >"$initdir/lib/dracut/need-initqueue"
-}
-
-dracut_module_included() {
- [[ "$mods_to_load $modules_loaded" == *$@* ]]
-}
-
-# Create all subdirectories for given path without creating the last element.
-# $1 = path
-mksubdirs() {
- [[ -e ${1%/*} ]] || mkdir -m 0755 -p -- "${1%/*}"
-}
-
-# Version comparision function. Assumes Linux style version scheme.
-# $1 = version a
-# $2 = comparision op (gt, ge, eq, le, lt, ne)
-# $3 = version b
-vercmp() {
- local _n1=${1//./ } _op=$2 _n2=${3//./ } _i _res
-
- for ((_i=0; ; _i++))
- do
- if [[ ! ${_n1[_i]}${_n2[_i]} ]]; then _res=0
- elif ((${_n1[_i]:-0} > ${_n2[_i]:-0})); then _res=1
- elif ((${_n1[_i]:-0} < ${_n2[_i]:-0})); then _res=2
- else continue
- fi
- break
- done
-
- case $_op in
- gt) ((_res == 1));;
- ge) ((_res != 2));;
- eq) ((_res == 0));;
- le) ((_res != 1));;
- lt) ((_res == 2));;
- ne) ((_res != 0));;
- esac
-}
-
-# is_func <command>
-# Check whether $1 is a function.
-is_func() {
- [[ "$(type -t "$1")" = "function" ]]
-}
-
-# Function prints global variables in format name=value line by line.
-# $@ = list of global variables' name
-print_vars() {
- local _var _value
-
- for _var in "$@"
- do
- eval printf -v _value "%s" "\$$_var"
- [[ ${_value} ]] && printf '%s="%s"\n' "$_var" "$_value"
- done
-}
-
-# 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 "$__newpath"
-}
-
-if [[ "$(ln --help)" == *--relative* ]]; then
- ln_r() {
- ln -sfnr "${initdir}/$1" "${initdir}/$2"
- }
-else
- ln_r() {
- local _source=$1
- local _dest=$2
- [[ -d "${_dest%/*}" ]] && _dest=$(readlink -f "${_dest%/*}")/${_dest##*/}
- ln -sfn -- "$(convert_abs_rel "${_dest}" "${_source}")" "${initdir}/${_dest}"
- }
-fi
-
-get_persistent_dev() {
- local i _tmp _dev
-
- _dev=$(udevadm info --query=name --name="$1" 2>/dev/null)
- [ -z "$_dev" ] && return
-
- for i in /dev/mapper/* /dev/disk/by-uuid/* /dev/disk/by-id/*; do
- [[ $i == /dev/mapper/mpath* ]] && continue
- _tmp=$(udevadm info --query=name --name="$i" 2>/dev/null)
- if [ "$_tmp" = "$_dev" ]; then
- printf -- "%s" "$i"
- return
- fi
- done
-}
-
-# get_fs_env <device>
-# Get and set the ID_FS_TYPE variable from udev for a device.
-# Example:
-# $ get_fs_env /dev/sda2; echo $ID_FS_TYPE
-# ext4
-get_fs_env() {
- local evalstr
- local found
-
- [[ $1 ]] || return
- unset ID_FS_TYPE
- if ID_FS_TYPE=$(udevadm info --query=env --name="$1" \
- | { while read line; do
- [[ "$line" == DEVPATH\=* ]] && found=1;
- if [[ "$line" == ID_FS_TYPE\=* ]]; then
- printf "%s" "${line#ID_FS_TYPE=}";
- exit 0;
- fi
- done; [[ $found ]] && exit 0; exit 1; }) ; then
- if [[ $ID_FS_TYPE ]]; then
- printf "%s" "$ID_FS_TYPE"
- return 0
- fi
- fi
-
- # Fallback, if we don't have udev information
- if find_binary blkid >/dev/null; then
- ID_FS_TYPE=$(blkid -u filesystem -o export -- "$1" \
- | while read line; do
- if [[ "$line" == TYPE\=* ]]; then
- printf "%s" "${line#TYPE=}";
- exit 0;
- fi
- done)
- if [[ $ID_FS_TYPE ]]; then
- printf "%s" "$ID_FS_TYPE"
- return 0
- fi
- fi
- return 1
-}
-
-# get_maj_min <device>
-# Prints the major and minor of a device node.
-# Example:
-# $ get_maj_min /dev/sda2
-# 8:2
-get_maj_min() {
- local _maj _min
- read _maj _min < <(stat -L -c '%t %T' "$1" 2>/dev/null)
- printf "%s" "$((0x$_maj)):$((0x$_min))"
-}
-
-# find_block_device <mountpoint>
-# Prints the major and minor number of the block device
-# for a given mountpoint.
-# Unless $use_fstab is set to "yes" the functions
-# uses /proc/self/mountinfo as the primary source of the
-# information and only falls back to /etc/fstab, if the mountpoint
-# is not found there.
-# Example:
-# $ find_block_device /usr
-# 8:4
-find_block_device() {
- local _majmin _dev _majmin _find_mpt
- _find_mpt="$1"
- if [[ $use_fstab != yes ]]; then
- [[ -d $_find_mpt/. ]]
- while read _majmin _dev; do
- if [[ -b $_dev ]]; then
- if ! [[ $_majmin ]] || [[ $_majmin == 0:* ]]; then
- read _majmin < <(get_maj_min $_dev)
- fi
- if [[ $_majmin ]]; then
- echo $_majmin
- else
- echo $_dev
- fi
- return 0
- fi
- if [[ $_dev = *:* ]]; then
- echo $_dev
- return 0
- fi
- done < <(findmnt -e -v -n -o 'MAJ:MIN,SOURCE' --target "$_find_mpt")
- fi
- # fall back to /etc/fstab
-
- while read _majmin _dev; do
- if ! [[ $_dev ]]; then
- _dev="$_majmin"
- unset _majmin
- fi
- if [[ -b $_dev ]]; then
- [[ $_majmin ]] || read _majmin < <(get_maj_min $_dev)
- if [[ $_majmin ]]; then
- echo $_majmin
- else
- echo $_dev
- fi
- return 0
- fi
- if [[ $_dev = *:* ]]; then
- echo $_dev
- return 0
- fi
- done < <(findmnt -e --fstab -v -n -o 'MAJ:MIN,SOURCE' --target "$_find_mpt")
-
- return 1
-}
-
-# find_mp_fstype <mountpoint>
-# Echo the filesystem type for a given mountpoint.
-# /proc/self/mountinfo is taken as the primary source of information
-# and /etc/fstab is used as a fallback.
-# No newline is appended!
-# Example:
-# $ find_mp_fstype /;echo
-# ext4
-find_mp_fstype() {
- local _fs
-
- if [[ $use_fstab != yes ]]; then
- while read _fs; do
- [[ $_fs ]] || continue
- [[ $_fs = "autofs" ]] && continue
- echo -n $_fs
- return 0
- done < <(findmnt -e -v -n -o 'FSTYPE' --target "$1")
- fi
-
- while read _fs; do
- [[ $_fs ]] || continue
- [[ $_fs = "autofs" ]] && continue
- echo -n $_fs
- return 0
- done < <(findmnt --fstab -e -v -n -o 'FSTYPE' --target "$1")
-
- return 1
-}
-
-# find_dev_fstype <device>
-# Echo the filesystem type for a given device.
-# /proc/self/mountinfo is taken as the primary source of information
-# and /etc/fstab is used as a fallback.
-# No newline is appended!
-# Example:
-# $ find_dev_fstype /dev/sda2;echo
-# ext4
-find_dev_fstype() {
- local _find_dev _fs
- _find_dev="$1"
- [[ "$_find_dev" = /dev* ]] || _find_dev="/dev/block/$_find_dev"
-
- if [[ $use_fstab != yes ]]; then
- while read _fs; do
- [[ $_fs ]] || continue
- [[ $_fs = "autofs" ]] && continue
- echo -n $_fs
- return 0
- done < <(findmnt -e -v -n -o 'FSTYPE' --source "$_find_dev")
- fi
-
- while read _fs; do
- [[ $_fs ]] || continue
- [[ $_fs = "autofs" ]] && continue
- echo -n $_fs
- return 0
- done < <(findmnt --fstab -e -v -n -o 'FSTYPE' --source "$_find_dev")
-
- return 1
-
-}
-
-# finds the major:minor of the block device backing the root filesystem.
-find_root_block_device() { find_block_device /; }
-
-# for_each_host_dev_fs <func>
-# Execute "<func> <dev> <filesystem>" for every "<dev> <fs>" pair found
-# in ${host_fs_types[@]}
-for_each_host_dev_fs()
-{
- local _func="$1"
- local _dev
- local _ret=1
-
- [[ "${!host_fs_types[@]}" ]] || return 0
-
- for _dev in "${!host_fs_types[@]}"; do
- $_func "$_dev" "${host_fs_types[$_dev]}" && _ret=0
- done
- return $_ret
-}
-
-host_fs_all()
-{
- echo "${host_fs_types[@]}"
-}
-
-# Walk all the slave relationships for a given block device.
-# Stop when our helper function returns success
-# $1 = function to call on every found block device
-# $2 = block device in major:minor format
-check_block_and_slaves() {
- local _x
- [[ -b /dev/block/$2 ]] || return 1 # Not a block device? So sorry.
- "$1" $2 && return
- check_vol_slaves "$@" && return 0
- if [[ -f /sys/dev/block/$2/../dev ]]; then
- check_block_and_slaves $1 $(cat "/sys/dev/block/$2/../dev") && return 0
- fi
- [[ -d /sys/dev/block/$2/slaves ]] || return 1
- for _x in /sys/dev/block/$2/slaves/*/dev; do
- [[ -f $_x ]] || continue
- check_block_and_slaves $1 $(cat "$_x") && return 0
- done
- return 1
-}
-
-check_block_and_slaves_all() {
- local _x _ret=1
- [[ -b /dev/block/$2 ]] || return 1 # Not a block device? So sorry.
- if "$1" $2; then
- _ret=0
- fi
- check_vol_slaves "$@" && return 0
- if [[ -f /sys/dev/block/$2/../dev ]]; then
- check_block_and_slaves_all $1 $(cat "/sys/dev/block/$2/../dev") && _ret=0
- fi
- [[ -d /sys/dev/block/$2/slaves ]] || return 1
- for _x in /sys/dev/block/$2/slaves/*/dev; do
- [[ -f $_x ]] || continue
- check_block_and_slaves_all $1 $(cat "$_x") && _ret=0
- done
- return $_ret
-}
-# for_each_host_dev_and_slaves <func>
-# Execute "<func> <dev>" for every "<dev>" found
-# in ${host_devs[@]} and their slaves
-for_each_host_dev_and_slaves_all()
-{
- local _func="$1"
- local _dev
- local _ret=1
-
- [[ "${host_devs[@]}" ]] || return 0
-
- for _dev in ${host_devs[@]}; do
- [[ -b "$_dev" ]] || continue
- if check_block_and_slaves_all $_func $(get_maj_min $_dev); then
- _ret=0
- fi
- done
- return $_ret
-}
-
-for_each_host_dev_and_slaves()
-{
- local _func="$1"
- local _dev
-
- [[ "${host_devs[@]}" ]] || return 0
-
- for _dev in ${host_devs[@]}; do
- [[ -b "$_dev" ]] || continue
- check_block_and_slaves $_func $(get_maj_min $_dev) && return 0
- done
- return 1
-}
-
-# ugly workaround for the lvm design
-# There is no volume group device,
-# so, there are no slave devices for volume groups.
-# Logical volumes only have the slave devices they really live on,
-# but you cannot create the logical volume without the volume group.
-# And the volume group might be bigger than the devices the LV needs.
-check_vol_slaves() {
- local _lv _vg _pv
- for i in /dev/mapper/*; do
- _lv=$(get_maj_min $i)
- if [[ $_lv = $2 ]]; then
- _vg=$(lvm lvs --noheadings -o vg_name $i 2>/dev/null)
- # strip space
- _vg=$(echo $_vg)
- if [[ $_vg ]]; then
- for _pv in $(lvm vgs --noheadings -o pv_name "$_vg" 2>/dev/null)
- do
- check_block_and_slaves $1 $(get_maj_min $_pv) && return 0
- done
- fi
- fi
- done
- return 1
-}
-
-# fs_get_option <filesystem options> <search for option>
-# search for a specific option in a bunch of filesystem options
-# and return the value
-fs_get_option() {
- local _fsopts=$1
- local _option=$2
- local OLDIFS="$IFS"
- IFS=,
- set -- $_fsopts
- IFS="$OLDIFS"
- while [ $# -gt 0 ]; do
- case $1 in
- $_option=*)
- echo ${1#${_option}=}
- break
- esac
- shift
- done
-}
-
-if [[ $DRACUT_INSTALL ]]; then
- [[ $DRACUT_RESOLVE_LAZY ]] || export DRACUT_RESOLVE_DEPS=1
- inst_dir() {
- [[ -e ${initdir}/"$1" ]] && return 0 # already there
- $DRACUT_INSTALL ${initdir+-D "$initdir"} -d "$@"
- (($? != 0)) && derror $DRACUT_INSTALL ${initdir+-D "$initdir"} -d "$@" || :
- }
-
- inst() {
- [[ -e ${initdir}/"${2:-$1}" ]] && return 0 # already there
- #dinfo "$DRACUT_INSTALL -l $@"
- $DRACUT_INSTALL ${initdir+-D "$initdir"} ${DRACUT_RESOLVE_DEPS+-l} ${DRACUT_FIPS_MODE+-H} "$@"
- (($? != 0)) && derror $DRACUT_INSTALL ${initdir+-D "$initdir"} ${DRACUT_RESOLVE_DEPS+-l} ${DRACUT_FIPS_MODE+-H} "$@" || :
- }
-
- inst_simple() {
- [[ -e ${initdir}/"${2:-$1}" ]] && return 0 # already there
- [[ -e $1 ]] || return 1 # no source
- $DRACUT_INSTALL ${initdir+-D "$initdir"} "$@"
- (($? != 0)) && derror $DRACUT_INSTALL ${initdir+-D "$initdir"} "$@" || :
- }
-
- inst_symlink() {
- [[ -e ${initdir}/"${2:-$1}" ]] && return 0 # already there
- [[ -L $1 ]] || return 1
- $DRACUT_INSTALL ${initdir+-D "$initdir"} ${DRACUT_RESOLVE_DEPS+-l} ${DRACUT_FIPS_MODE+-H} "$@"
- (($? != 0)) && derror $DRACUT_INSTALL ${initdir+-D "$initdir"} ${DRACUT_RESOLVE_DEPS+-l} ${DRACUT_FIPS_MODE+-H} "$@" || :
- }
-
- dracut_install() {
- local ret
- #dinfo "initdir=$initdir $DRACUT_INSTALL -l $@"
- $DRACUT_INSTALL ${initdir+-D "$initdir"} -a ${DRACUT_RESOLVE_DEPS+-l} ${DRACUT_FIPS_MODE+-H} "$@"
- ret=$?
- (($ret != 0)) && derror $DRACUT_INSTALL ${initdir+-D "$initdir"} -a ${DRACUT_RESOLVE_DEPS+-l} ${DRACUT_FIPS_MODE+-H} "$@" || :
- return $ret
- }
-
- inst_library() {
- [[ -e ${initdir}/"${2:-$1}" ]] && return 0 # already there
- [[ -e $1 ]] || return 1 # no source
- $DRACUT_INSTALL ${initdir+-D "$initdir"} ${DRACUT_RESOLVE_DEPS+-l} ${DRACUT_FIPS_MODE+-H} "$@"
- (($? != 0)) && derror $DRACUT_INSTALL ${initdir+-D "$initdir"} ${DRACUT_RESOLVE_DEPS+-l} ${DRACUT_FIPS_MODE+-H} "$@" || :
- }
-
- inst_binary() {
- $DRACUT_INSTALL ${initdir+-D "$initdir"} ${DRACUT_RESOLVE_DEPS+-l} ${DRACUT_FIPS_MODE+-H} "$@"
- (($? != 0)) && derror $DRACUT_INSTALL ${initdir+-D "$initdir"} ${DRACUT_RESOLVE_DEPS+-l} ${DRACUT_FIPS_MODE+-H} "$@" || :
- }
-
- inst_script() {
- $DRACUT_INSTALL ${initdir+-D "$initdir"} ${DRACUT_RESOLVE_DEPS+-l} ${DRACUT_FIPS_MODE+-H} "$@"
- (($? != 0)) && derror $DRACUT_INSTALL ${initdir+-D "$initdir"} ${DRACUT_RESOLVE_DEPS+-l} ${DRACUT_FIPS_MODE+-H} "$@" || :
- }
-
-else
-
- # 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
- [[ "$1" == */* ]] || return 1
- local _src=$1 _target="${2:-$1}"
-
- [[ -L $_src ]] && { inst_symlink $_src $_target; return $?; }
-
- if ! [[ -d ${initdir}/$_target ]]; then
- [[ -e ${initdir}/$_target ]] && return 0
- [[ -L ${initdir}/$_target ]] && return 0
- [[ -d "${initdir}/${_target%/*}" ]] || inst_dir "${_target%/*}"
- fi
- if [[ $DRACUT_FIPS_MODE ]]; then
- # install checksum files also
- if [[ -e "${_src%/*}/.${_src##*/}.hmac" ]]; then
- inst "${_src%/*}/.${_src##*/}.hmac" "${_target%/*}/.${_target##*/}.hmac"
- fi
- if [[ -e "/lib/fipscheck/${_src##*/}.hmac" ]]; then
- inst "/lib/fipscheck/${_src##*/}.hmac" "/lib/fipscheck/${_target##*/}.hmac"
- fi
- if [[ -e "/lib64/fipscheck/${_src##*/}.hmac" ]]; then
- inst "/lib64/fipscheck/${_src##*/}.hmac" "/lib64/fipscheck/${_target##*/}.hmac"
- fi
- fi
- ddebug "Installing $_src"
- cp --reflink=auto --sparse=auto -pfL "$_src" "${initdir}/$_target"
- }
-
- # same as above, but specialized for symlinks
- inst_symlink() {
- local _src=$1 _target=${2:-$1} _realsrc
- [[ "$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 "${_target%/*}"
-
- ln_r "${_realsrc}" "${_target}"
- }
-
- # 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
- [[ "$1" == */* ]] || return 1
- [[ -e $initdir/$_dest ]] && return 0
- if [[ -L $_src ]]; then
- if [[ $DRACUT_FIPS_MODE ]]; then
- # install checksum files also
- if [[ -e "${_src%/*}/.${_src##*/}.hmac" ]]; then
- inst "${_src%/*}/.${_src##*/}.hmac" "${_dest%/*}/.${_dest##*/}.hmac"
- fi
- if [[ -e "/lib/fipscheck/${_src##*/}.hmac" ]]; then
- inst "/lib/fipscheck/${_src##*/}.hmac" "/lib/fipscheck/${_dest##*/}.hmac"
- fi
- if [[ -e "/lib64/fipscheck/${_src##*/}.hmac" ]]; then
- inst "/lib64/fipscheck/${_src##*/}.hmac" "/lib64/fipscheck/${_dest##*/}.hmac"
- fi
- fi
- _reallib=$(readlink -f "$_src")
- inst_simple "$_reallib" "$_reallib"
- inst_dir "${_dest%/*}"
- ln_r "${_reallib}" "${_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 $_symlink
- }
- done
- }
-
- # Same as above, but specialized to install binary executables.
- # Install binary executable, and all shared library dependencies, if any.
- inst_binary() {
- local _bin _target
- _bin=$(find_binary "$1") || return 1
- _target=${2:-$_bin}
- [[ -e $initdir/$_target ]] && return 0
- 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 "$_bin" "$@"
- }
-
- # 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
- }
-
- # dracut_install [-o ] <file> [<file> ... ]
- # Install <file> to the initramfs image
- # -o optionally install the <file> and don't fail, if it is not there
- dracut_install() {
- local _optional=no
- if [[ $1 = '-o' ]]; then
- _optional=yes
- shift
- fi
- while (($# > 0)); do
- if ! inst "$1" ; then
- if [[ $_optional = yes ]]; then
- dinfo "Skipping program $1 as it cannot be found and is" \
- "flagged to be optional"
- else
- dfatal "Failed to install $1"
- exit 1
- fi
- fi
- shift
- done
- }
-
-fi
-
-# 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}"
-}
-
-# attempt to install any programs specified in a udev rule
-inst_rule_programs() {
- local _prog _bin
-
- if grep -qE 'PROGRAM==?"[^ "]+' "$1"; then
- for _prog in $(grep -E 'PROGRAM==?"[^ "]+' "$1" | sed -r 's/.*PROGRAM==?"([^ "]+).*/\1/'); do
- _bin=""
- if [ -x ${udevdir}/$_prog ]; then
- _bin=${udevdir}/$_prog
- elif [[ "${_prog/\$env\{/}" == "$_prog" ]]; then
- _bin=$(find_binary "$_prog") || {
- dinfo "Skipping program $_prog using in udev rule ${1##*/} as it cannot be found"
- continue;
- }
- fi
-
- [[ $_bin ]] && dracut_install "$_bin"
- done
- fi
- if grep -qE 'RUN[+=]=?"[^ "]+' "$1"; then
- for _prog in $(grep -E 'RUN[+=]=?"[^ "]+' "$1" | sed -r 's/.*RUN[+=]=?"([^ "]+).*/\1/'); do
- _bin=""
- if [ "/" = "${_prog::1}" -a -x $_prog ]; then
- _bin=$_prog
- elif [ -x ${udevdir}/$_prog ]; then
- _bin=${udevdir}/$_prog
- elif [[ "${_prog/\$env\{/}" == "$_prog" ]] && [[ "${_prog}" != "/sbin/initqueue" ]]; then
- _bin=$(find_binary "$_prog") || {
- dinfo "Skipping program $_prog using in udev rule ${1##*/} as it cannot be found"
- continue;
- }
- fi
-
- [[ $_bin ]] && dracut_install "$_bin"
- done
- fi
- if grep -qE 'IMPORT\{program\}==?"[^ "]+' "$1"; then
- for _prog in $(grep -E 'IMPORT\{program\}==?"[^ "]+' "$1" | sed -r 's/.*IMPORT\{program\}==?"([^ "]+).*/\1/'); do
- _bin=""
- if [ "/" = "${_prog::1}" -a -x $_prog ]; then
- _bin=$_prog
- elif [ -x ${udevdir}/$_prog ]; then
- _bin=${udevdir}/$_prog
- elif [[ "${_prog/\$env\{/}" == "$_prog" ]]; then
- _bin=$(find_binary "$_prog") || {
- dinfo "Skipping program $_prog using in udev rule ${1##*/} as it cannot be found"
- continue;
- }
- fi
-
- [[ $_bin ]] && dracut_install "$_bin"
- done
- fi
-}
-
-# attempt to install any programs specified in a udev rule
-inst_rule_group_owner() {
- local i
-
- if grep -qE 'OWNER=?"[^ "]+' "$1"; then
- for i in $(grep -E 'OWNER=?"[^ "]+' "$1" | sed -r 's/.*OWNER=?"([^ "]+).*/\1/'); do
- if ! egrep -q "^$i:" "$initdir/etc/passwd" 2>/dev/null; then
- egrep "^$i:" /etc/passwd 2>/dev/null >> "$initdir/etc/passwd"
- fi
- done
- fi
- if grep -qE 'GROUP=?"[^ "]+' "$1"; then
- for i in $(grep -E 'GROUP=?"[^ "]+' "$1" | sed -r 's/.*GROUP=?"([^ "]+).*/\1/'); do
- if ! egrep -q "^$i:" "$initdir/etc/group" 2>/dev/null; then
- egrep "^$i:" /etc/group 2>/dev/null >> "$initdir/etc/group"
- fi
- done
- fi
-}
-
-inst_rule_initqueue() {
- if grep -q -F initqueue "$1"; then
- dracut_need_initqueue
- fi
-}
-
-# udev rules always get installed in the same place, so
-# create a function to install them to make life simpler.
-inst_rules() {
- local _target=/etc/udev/rules.d _rule _found _extrapath=""
-
- inst_dir "${udevdir}/rules.d"
- inst_dir "$_target"
- if [ "${udevdir}" = "/lib/udev" -a -d "/usr/lib/udev/rules.d" ]; then
- _extrapath="/usr/lib/udev/rules.d"
- fi
- for _rule in "$@"; do
- if [ "${_rule#/}" = "$_rule" ]; then
- for r in ${udevdir}/rules.d ${_extrapath} /etc/udev/rules.d; do
- if [[ -f $r/$_rule ]]; then
- _found="$r/$_rule"
- inst_rule_programs "$_found"
- inst_rule_group_owner "$_found"
- inst_rule_initqueue "$_found"
- inst_simple "$_found"
- fi
- done
- fi
- for r in '' ./ $dracutbasedir/rules.d/; do
- if [[ -f ${r}$_rule ]]; then
- _found="${r}$_rule"
- inst_rule_programs "$_found"
- inst_rule_group_owner "$_found"
- inst_rule_initqueue "$_found"
- inst_simple "$_found" "$_target/${_found##*/}"
- fi
- done
- [[ $_found ]] || dinfo "Skipping udev rule: $_rule"
- done
-}
-
-prepare_udev_rules() {
- [ -z "$UDEVVERSION" ] && export UDEVVERSION=$(udevadm --version)
-
- for f in "$@"; do
- f="${initdir}/etc/udev/rules.d/$f"
- [ -e "$f" ] || continue
- while read line; do
- if [ "${line%%IMPORT PATH_ID}" != "$line" ]; then
- if [ $UDEVVERSION -ge 174 ]; then
- printf '%sIMPORT{builtin}="path_id"\n' "${line%%IMPORT PATH_ID}"
- else
- printf '%sIMPORT{program}="path_id %%p"\n' "${line%%IMPORT PATH_ID}"
- fi
- elif [ "${line%%IMPORT BLKID}" != "$line" ]; then
- if [ $UDEVVERSION -ge 176 ]; then
- printf '%sIMPORT{builtin}="blkid"\n' "${line%%IMPORT BLKID}"
- else
- printf '%sIMPORT{program}="/sbin/blkid -o udev -p $tempnode"\n' "${line%%IMPORT BLKID}"
- fi
- else
- echo "$line"
- fi
- done < "${f}" > "${f}.new"
- mv "${f}.new" "$f"
- done
-}
-
-# 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 ($3) that does not exist."
- dfatal "Aborting initrd creation."
- exit 1
- elif ! [[ "$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
-}
-
-
-# inst_libdir_file [-n <pattern>] <file> [<file>...]
-# Install a <file> located on a lib directory to the initramfs image
-# -n <pattern> install matching files
-inst_libdir_file() {
- local _files
- if [[ "$1" == "-n" ]]; then
- local _pattern=$2
- shift 2
- for _dir in $libdirs; do
- for _i in "$@"; do
- for _f in "$_dir"/$_i; do
- [[ "$_f" =~ $_pattern ]] || continue
- [[ -e "$_f" ]] && _files+="$_f "
- done
- done
- done
- else
- for _dir in $libdirs; do
- for _i in "$@"; do
- for _f in "$_dir"/$_i; do
- [[ -e "$_f" ]] && _files+="$_f "
- done
- done
- done
- fi
- [[ $_files ]] && dracut_install $_files
-}
-
-
-# install function decompressing the target and handling symlinks
-# $@ = list of compressed (gz or bz2) files or symlinks pointing to such files
-#
-# Function install targets in the same paths inside overlay but decompressed
-# and without extensions (.gz, .bz2).
-inst_decompress() {
- local _src _cmd
-
- for _src in $@
- do
- case ${_src} in
- *.gz) _cmd='gzip -f -d' ;;
- *.bz2) _cmd='bzip2 -d' ;;
- *) return 1 ;;
- esac
- inst_simple ${_src}
- # Decompress with chosen tool. We assume that tool changes name e.g.
- # from 'name.gz' to 'name'.
- ${_cmd} "${initdir}${_src}"
- done
-}
-
-# It's similar to above, but if file is not compressed, performs standard
-# install.
-# $@ = list of files
-inst_opt_decompress() {
- local _src
-
- for _src in $@
- do
- inst_decompress "${_src}" || inst "${_src}"
- done
-}
-
-# module_check <dracut module>
-# execute the check() function of module-setup.sh of <dracut module>
-# or the "check" script, if module-setup.sh is not found
-# "check $hostonly" is called
-module_check() {
- local _moddir=$(echo ${dracutbasedir}/modules.d/??${1})
- local _ret
- local _forced=0
- local _hostonly=$hostonly
- [ $# -eq 2 ] && _forced=$2
- [[ -d $_moddir ]] || return 1
- if [[ ! -f $_moddir/module-setup.sh ]]; then
- # if we do not have a check script, we are unconditionally included
- [[ -x $_moddir/check ]] || return 0
- [ $_forced -ne 0 ] && unset hostonly
- $_moddir/check $hostonly
- _ret=$?
- else
- unset check depends install installkernel
- check() { true; }
- . $_moddir/module-setup.sh
- is_func check || return 0
- [ $_forced -ne 0 ] && unset hostonly
- check $hostonly
- _ret=$?
- unset check depends install installkernel
- fi
- hostonly=$_hostonly
- return $_ret
-}
-
-# module_check_mount <dracut module>
-# execute the check() function of module-setup.sh of <dracut module>
-# or the "check" script, if module-setup.sh is not found
-# "mount_needs=1 check 0" is called
-module_check_mount() {
- local _moddir=$(echo ${dracutbasedir}/modules.d/??${1})
- local _ret
- mount_needs=1
- [[ -d $_moddir ]] || return 1
- if [[ ! -f $_moddir/module-setup.sh ]]; then
- # if we do not have a check script, we are unconditionally included
- [[ -x $_moddir/check ]] || return 0
- mount_needs=1 $_moddir/check 0
- _ret=$?
- else
- unset check depends install installkernel
- check() { false; }
- . $_moddir/module-setup.sh
- check 0
- _ret=$?
- unset check depends install installkernel
- fi
- unset mount_needs
- return $_ret
-}
-
-# module_depends <dracut module>
-# execute the depends() function of module-setup.sh of <dracut module>
-# or the "depends" script, if module-setup.sh is not found
-module_depends() {
- local _moddir=$(echo ${dracutbasedir}/modules.d/??${1})
- local _ret
- [[ -d $_moddir ]] || return 1
- if [[ ! -f $_moddir/module-setup.sh ]]; then
- # if we do not have a check script, we have no deps
- [[ -x $_moddir/check ]] || return 0
- $_moddir/check -d
- return $?
- else
- unset check depends install installkernel
- depends() { true; }
- . $_moddir/module-setup.sh
- depends
- _ret=$?
- unset check depends install installkernel
- return $_ret
- fi
-}
-
-# module_install <dracut module>
-# execute the install() function of module-setup.sh of <dracut module>
-# or the "install" script, if module-setup.sh is not found
-module_install() {
- local _moddir=$(echo ${dracutbasedir}/modules.d/??${1})
- local _ret
- [[ -d $_moddir ]] || return 1
- if [[ ! -f $_moddir/module-setup.sh ]]; then
- [[ -x $_moddir/install ]] && . "$_moddir/install"
- return $?
- else
- unset check depends install installkernel
- install() { true; }
- . $_moddir/module-setup.sh
- install
- _ret=$?
- unset check depends install installkernel
- return $_ret
- fi
-}
-
-# module_installkernel <dracut module>
-# execute the installkernel() function of module-setup.sh of <dracut module>
-# or the "installkernel" script, if module-setup.sh is not found
-module_installkernel() {
- local _moddir=$(echo ${dracutbasedir}/modules.d/??${1})
- local _ret
- [[ -d $_moddir ]] || return 1
- if [[ ! -f $_moddir/module-setup.sh ]]; then
- [[ -x $_moddir/installkernel ]] && . "$_moddir/installkernel"
- return $?
- else
- unset check depends install installkernel
- installkernel() { true; }
- . $_moddir/module-setup.sh
- installkernel
- _ret=$?
- unset check depends install installkernel
- return $_ret
- fi
-}
-
-# check_mount <dracut module>
-# check_mount checks, if a dracut module is needed for the given
-# device and filesystem types in "${host_fs_types[@]}"
-check_mount() {
- local _mod=$1
- local _moddir=$(echo ${dracutbasedir}/modules.d/??${1})
- local _ret
- local _moddep
-
- [ "${#host_fs_types[*]}" -le 0 ] && return 1
-
- # If we are already scheduled to be loaded, no need to check again.
- [[ " $mods_to_load " == *\ $_mod\ * ]] && return 0
- [[ " $mods_checked_as_dep " == *\ $_mod\ * ]] && return 1
-
- # This should never happen, but...
- [[ -d $_moddir ]] || return 1
-
- [[ $2 ]] || mods_checked_as_dep+=" $_mod "
-
- if [[ " $omit_dracutmodules " == *\ $_mod\ * ]]; then
- dinfo "dracut module '$_mod' will not be installed, because it's in the list to be omitted!"
- return 1
- fi
-
- if [[ " $dracutmodules $add_dracutmodules $force_add_dracutmodules" == *\ $_mod\ * ]]; then
- module_check_mount $_mod; ret=$?
-
- # explicit module, so also accept ret=255
- [[ $ret = 0 || $ret = 255 ]] || return 1
- else
- # module not in our list
- if [[ $dracutmodules = all ]]; then
- # check, if we can and should install this module
- module_check_mount $_mod || return 1
- else
- # skip this module
- return 1
- fi
- fi
-
-
- for _moddep in $(module_depends $_mod); do
- # handle deps as if they were manually added
- [[ " $add_dracutmodules " == *\ $_moddep\ * ]] || \
- add_dracutmodules+=" $_moddep "
- [[ " $force_add_dracutmodules " == *\ $_moddep\ * ]] || \
- force_add_dracutmodules+=" $_moddep "
- # if a module we depend on fail, fail also
- if ! check_module $_moddep; then
- derror "dracut module '$_mod' depends on '$_moddep', which can't be installed"
- return 1
- fi
- done
-
- [[ " $mods_to_load " == *\ $_mod\ * ]] || \
- mods_to_load+=" $_mod "
-
- return 0
-}
-
-# check_module <dracut module> [<use_as_dep>]
-# check if a dracut module is to be used in the initramfs process
-# if <use_as_dep> is set, then the process also keeps track
-# that the modules were checked for the dependency tracking process
-check_module() {
- local _mod=$1
- local _moddir=$(echo ${dracutbasedir}/modules.d/??${1})
- local _ret
- local _moddep
- # If we are already scheduled to be loaded, no need to check again.
- [[ " $mods_to_load " == *\ $_mod\ * ]] && return 0
- [[ " $mods_checked_as_dep " == *\ $_mod\ * ]] && return 1
-
- # This should never happen, but...
- [[ -d $_moddir ]] || return 1
-
- [[ $2 ]] || mods_checked_as_dep+=" $_mod "
-
- if [[ " $omit_dracutmodules " == *\ $_mod\ * ]]; then
- dinfo "dracut module '$_mod' will not be installed, because it's in the list to be omitted!"
- return 1
- fi
-
- if [[ " $dracutmodules $add_dracutmodules $force_add_dracutmodules" == *\ $_mod\ * ]]; then
- if [[ " $force_add_dracutmodules " == *\ $_mod\ * ]]; then
- module_check $_mod 1; ret=$?
- else
- module_check $_mod 0; ret=$?
- fi
- # explicit module, so also accept ret=255
- [[ $ret = 0 || $ret = 255 ]] || return 1
- else
- # module not in our list
- if [[ $dracutmodules = all ]]; then
- # check, if we can and should install this module
- module_check $_mod || return 1
- else
- # skip this module
- return 1
- fi
- fi
-
- for _moddep in $(module_depends $_mod); do
- # handle deps as if they were manually added
- [[ " $add_dracutmodules " == *\ $_moddep\ * ]] || \
- add_dracutmodules+=" $_moddep "
- [[ " $force_add_dracutmodules " == *\ $_moddep\ * ]] || \
- force_add_dracutmodules+=" $_moddep "
- # if a module we depend on fail, fail also
- if ! check_module $_moddep; then
- derror "dracut module '$_mod' depends on '$_moddep', which can't be installed"
- return 1
- fi
- done
-
- [[ " $mods_to_load " == *\ $_mod\ * ]] || \
- mods_to_load+=" $_mod "
-
- return 0
-}
-
-# for_each_module_dir <func>
-# execute "<func> <dracut module> 1"
-for_each_module_dir() {
- local _modcheck
- local _mod
- local _moddir
- local _func
- _func=$1
- for _moddir in "$dracutbasedir/modules.d"/[0-9][0-9]*; do
- _mod=${_moddir##*/}; _mod=${_mod#[0-9][0-9]}
- $_func $_mod 1
- done
-
- # Report any missing dracut modules, the user has specified
- _modcheck="$add_dracutmodules $force_add_dracutmodules"
- [[ $dracutmodules != all ]] && _modcheck="$m $dracutmodules"
- for _mod in $_modcheck; do
- [[ " $mods_to_load " == *\ $_mod\ * ]] && continue
- [[ " $omit_dracutmodules " == *\ $_mod\ * ]] && continue
- derror "dracut module '$_mod' cannot be found or installed."
- done
-}
-
-# Install a single kernel module along with any firmware it may require.
-# $1 = full path to kernel module to install
-install_kmod_with_fw() {
- # no need to go further if the module is already installed
-
- [[ -e "${initdir}/lib/modules/$kernel/${1##*/lib/modules/$kernel/}" ]] \
- && return 0
-
- if [[ $DRACUT_KERNEL_LAZY_HASHDIR ]] && [[ -e "$DRACUT_KERNEL_LAZY_HASHDIR/${1##*/}" ]]; then
- read ret < "$DRACUT_KERNEL_LAZY_HASHDIR/${1##*/}"
- return $ret
- fi
-
- if [[ $omit_drivers ]]; then
- local _kmod=${1##*/}
- _kmod=${_kmod%.ko}
- _kmod=${_kmod/-/_}
- if [[ "$_kmod" =~ $omit_drivers ]]; then
- dinfo "Omitting driver $_kmod"
- return 0
- fi
- if [[ "${1##*/lib/modules/$kernel/}" =~ $omit_drivers ]]; then
- dinfo "Omitting driver $_kmod"
- return 0
- fi
- fi
-
- inst_simple "$1" "/lib/modules/$kernel/${1##*/lib/modules/$kernel/}"
- ret=$?
- [[ $DRACUT_KERNEL_LAZY_HASHDIR ]] && \
- [[ -d "$DRACUT_KERNEL_LAZY_HASHDIR" ]] && \
- echo $ret > "$DRACUT_KERNEL_LAZY_HASHDIR/${1##*/}"
- (($ret != 0)) && return $ret
-
- local _modname=${1##*/} _fwdir _found _fw
- _modname=${_modname%.ko*}
- for _fw in $(modinfo -k $kernel -F firmware $1 2>/dev/null); do
- _found=''
- for _fwdir in $fw_dir; do
- if [[ -d $_fwdir && -f $_fwdir/$_fw ]]; then
- inst_simple "$_fwdir/$_fw" "/lib/firmware/$_fw"
- _found=yes
- fi
- done
- if [[ $_found != yes ]]; then
- if ! [[ -d $(echo /sys/module/${_modname//-/_}|{ read a b; echo $a; }) ]]; then
- dinfo "Possible missing firmware \"${_fw}\" for kernel module" \
- "\"${_modname}.ko\""
- else
- dwarn "Possible missing firmware \"${_fw}\" for kernel module" \
- "\"${_modname}.ko\""
- fi
- fi
- done
- return 0
-}
-
-# Do something with all the dependencies of a kernel module.
-# Note that kernel modules depend on themselves using the technique we use
-# $1 = function to call for each dependency we find
-# It will be passed the full path to the found kernel module
-# $2 = module to get dependencies for
-# rest of args = arguments to modprobe
-# _fderr specifies FD passed from surrounding scope
-for_each_kmod_dep() {
- local _func=$1 _kmod=$2 _cmd _modpath _options
- shift 2
- modprobe "$@" --ignore-install --show-depends $_kmod 2>&${_fderr} | (
- while read _cmd _modpath _options; do
- [[ $_cmd = insmod ]] || continue
- $_func ${_modpath} || exit $?
- done
- )
-}
-
-dracut_kernel_post() {
- local _moddirname=${srcmods%%/lib/modules/*}
-
- if [[ $DRACUT_KERNEL_LAZY_HASHDIR ]] && [[ -f "$DRACUT_KERNEL_LAZY_HASHDIR/lazylist" ]]; then
- xargs -r modprobe -a ${_moddirname+-d ${_moddirname}/} \
- --ignore-install --show-depends --set-version $kernel \
- < "$DRACUT_KERNEL_LAZY_HASHDIR/lazylist" 2>/dev/null \
- | sort -u \
- | while read _cmd _modpath _options; do
- [[ $_cmd = insmod ]] || continue
- echo "$_modpath"
- done > "$DRACUT_KERNEL_LAZY_HASHDIR/lazylist.dep"
-
- (
- if [[ $DRACUT_INSTALL ]] && [[ -z $_moddirname ]]; then
- xargs -r $DRACUT_INSTALL ${initdir+-D "$initdir"} -a < "$DRACUT_KERNEL_LAZY_HASHDIR/lazylist.dep"
- else
- while read _modpath; do
- local _destpath=$_modpath
- [[ $_moddirname ]] && _destpath=${_destpath##$_moddirname/}
- _destpath=${_destpath##*/lib/modules/$kernel/}
- inst_simple "$_modpath" "/lib/modules/$kernel/${_destpath}" || exit $?
- done < "$DRACUT_KERNEL_LAZY_HASHDIR/lazylist.dep"
- fi
- ) &
-
- if [[ $DRACUT_INSTALL ]]; then
- xargs -r modinfo -k $kernel -F firmware < "$DRACUT_KERNEL_LAZY_HASHDIR/lazylist.dep" \
- | while read line; do
- for _fwdir in $fw_dir; do
- echo $_fwdir/$line;
- done;
- done | xargs -r $DRACUT_INSTALL ${initdir+-D "$initdir"} -a -o
- else
- for _fw in $(xargs -r modinfo -k $kernel -F firmware < "$DRACUT_KERNEL_LAZY_HASHDIR/lazylist.dep"); do
- for _fwdir in $fw_dir; do
- if [[ -d $_fwdir && -f $_fwdir/$_fw ]]; then
- inst_simple "$_fwdir/$_fw" "/lib/firmware/$_fw"
- break
- fi
- done
- done
- fi
-
- wait
- fi
-
- for _f in modules.builtin.bin modules.builtin; do
- [[ $srcmods/$_f ]] && break
- done || {
- dfatal "No modules.builtin.bin and modules.builtin found!"
- return 1
- }
-
- for _f in modules.builtin.bin modules.builtin modules.order; do
- [[ $srcmods/$_f ]] && inst_simple "$srcmods/$_f" "/lib/modules/$kernel/$_f"
- done
-
- # generate module dependencies for the initrd
- if [[ -d $initdir/lib/modules/$kernel ]] && \
- ! depmod -a -b "$initdir" $kernel; then
- dfatal "\"depmod -a $kernel\" failed."
- exit 1
- fi
-
- [[ $DRACUT_KERNEL_LAZY_HASHDIR ]] && rm -fr -- "$DRACUT_KERNEL_LAZY_HASHDIR"
-}
-
-module_is_host_only() { (
- local _mod=$1
- _mod=${_mod##*/}
- _mod=${_mod%.ko}
-
- [[ " $add_drivers " == *\ ${_mod}\ * ]] && return 0
-
- # check if module is loaded
- for i in /sys/module/${_mod//-/_}; do
- [[ -d $i ]] && return 0
- done
-
- # check if module is loadable on the current kernel
- # this covers the case, where a new module is introduced
- # or a module was renamed
- # or a module changed from builtin to a module
- modinfo -F filename "$_mod" &>/dev/null || return 0
-
- return 1
- )
-}
-
-find_kernel_modules_by_path () {
- local _OLDIFS
-
- [[ -f "$srcmods/modules.dep" ]] || return 0
-
- _OLDIFS=$IFS
- IFS=:
- while read a rest; do
- [[ $a = */$1/* ]] || continue
- printf "%s\n" "$srcmods/$a"
- done < "$srcmods/modules.dep"
- IFS=$_OLDIFS
- return 0
-}
-
-find_kernel_modules () {
- find_kernel_modules_by_path drivers
-}
-
-# instmods [-c [-s]] <kernel module> [<kernel module> ... ]
-# instmods [-c [-s]] <kernel subsystem>
-# install kernel modules along with all their dependencies.
-# <kernel subsystem> can be e.g. "=block" or "=drivers/usb/storage"
-instmods() {
- [[ $no_kernel = yes ]] && return
- # called [sub]functions inherit _fderr
- local _fderr=9
- local _check=no
- local _silent=no
- if [[ $1 = '-c' ]]; then
- _check=yes
- shift
- fi
-
- if [[ $1 = '-s' ]]; then
- _silent=yes
- shift
- fi
-
- function inst1mod() {
- local _ret=0 _mod="$1"
- case $_mod in
- =*)
- ( [[ "$_mpargs" ]] && echo $_mpargs
- find_kernel_modules_by_path "${_mod#=}" ) \
- | instmods
- ((_ret+=$?))
- ;;
- --*) _mpargs+=" $_mod" ;;
- *)
- _mod=${_mod##*/}
- # if we are already installed, skip this module and go on
- # to the next one.
- if [[ $DRACUT_KERNEL_LAZY_HASHDIR ]] && \
- [[ -f "$DRACUT_KERNEL_LAZY_HASHDIR/${_mod%.ko}.ko" ]]; then
- read _ret <"$DRACUT_KERNEL_LAZY_HASHDIR/${_mod%.ko}.ko"
- return $_ret
- fi
-
- if [[ $omit_drivers ]] && [[ "$1" =~ $omit_drivers ]]; then
- dinfo "Omitting driver ${_mod##$srcmods}"
- return 0
- fi
-
- # If we are building a host-specific initramfs and this
- # module is not already loaded, move on to the next one.
- [[ $hostonly ]] \
- && ! module_is_host_only "$_mod" \
- && return 0
-
- if [[ "$_check" = "yes" ]] || ! [[ $DRACUT_KERNEL_LAZY_HASHDIR ]]; then
- # We use '-d' option in modprobe only if modules prefix path
- # differs from default '/'. This allows us to use dracut with
- # old version of modprobe which doesn't have '-d' option.
- local _moddirname=${srcmods%%/lib/modules/*}
- [[ -n ${_moddirname} ]] && _moddirname="-d ${_moddirname}/"
-
- # ok, load the module, all its dependencies, and any firmware
- # it may require
- for_each_kmod_dep install_kmod_with_fw $_mod \
- --set-version $kernel ${_moddirname} $_mpargs
- ((_ret+=$?))
- else
- [[ $DRACUT_KERNEL_LAZY_HASHDIR ]] && \
- echo $_mod >> "$DRACUT_KERNEL_LAZY_HASHDIR/lazylist"
- fi
- ;;
- esac
- return $_ret
- }
-
- function instmods_1() {
- local _mod _mpargs
- if (($# == 0)); then # filenames from stdin
- while read _mod; do
- inst1mod "${_mod%.ko*}" || {
- if [[ "$_check" == "yes" ]]; then
- [[ "$_silent" == "no" ]] && dfatal "Failed to install module $_mod"
- return 1
- fi
- }
- done
- fi
- while (($# > 0)); do # filenames as arguments
- inst1mod ${1%.ko*} || {
- if [[ "$_check" == "yes" ]]; then
- [[ "$_silent" == "no" ]] && dfatal "Failed to install module $1"
- return 1
- fi
- }
- shift
- done
- return 0
- }
-
- local _ret _filter_not_found='FATAL: Module .* not found.'
- # Capture all stderr from modprobe to _fderr. We could use {var}>...
- # redirections, but that would make dracut require bash4 at least.
- eval "( instmods_1 \"\$@\" ) ${_fderr}>&1" \
- | while read line; do [[ "$line" =~ $_filter_not_found ]] || echo $line;done | derror
- _ret=$?
- return $_ret
-}
-# get_cpu_vendor
-# Only two values are returned: AMD or Intel
-get_cpu_vendor ()
-{
- if grep -qE AMD /proc/cpuinfo; then
- printf "AMD"
- fi
- if grep -qE Intel /proc/cpuinfo; then
- printf "Intel"
- fi
-}
-
-# get_host_ucode
-# Get the hosts' ucode file based on the /proc/cpuinfo
-get_ucode_file ()
-{
- local family=`grep -E "cpu family" /proc/cpuinfo | head -1 | sed s/.*:\ //`
- local model=`grep -E "model" /proc/cpuinfo |grep -v name | head -1 | sed s/.*:\ //`
- local stepping=`grep -E "stepping" /proc/cpuinfo | head -1 | sed s/.*:\ //`
-
- if [[ "$(get_cpu_vendor)" == "AMD" ]]; then
- # If family greater or equal than 0x15
- if [[ $family -ge 21 ]]; then
- printf "microcode_amd_fam15h.bin"
- else
- printf "microcode_amd.bin"
- fi
- fi
- if [[ "$(get_cpu_vendor)" == "Intel" ]]; then
- # The /proc/cpuinfo are in decimal.
- printf "%02x-%02x-%02x" ${family} ${model} ${stepping}
- fi
-}