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From 561eb42f39e26cd43f1df1484bba5883048e3178 Mon Sep 17 00:00:00 2001
From: Harald Hoyer <harald@redhat.com>
Date: Fri, 13 Nov 2015 13:06:01 +0100
Subject: [PATCH] reduce dracut-functions.sh and add to dracut-init.sh
move all dracut specific functions to dracut-init.sh
---
dracut-functions.sh | 1148 +--------------------------------------------------
dracut-init.sh | 1144 +++++++++++++++++++++++++++++++++++++++++++++++++-
2 files changed, 1146 insertions(+), 1146 deletions(-)
diff --git a/dracut-functions.sh b/dracut-functions.sh
index 1c6d327..59747ec 100755
--- a/dracut-functions.sh
+++ b/dracut-functions.sh
@@ -19,11 +19,12 @@
#
export LC_MESSAGES=C
-if [[ $DRACUT_KERNEL_LAZY ]] && ! [[ $DRACUT_KERNEL_LAZY_HASHDIR ]]; then
- if [[ -d "$initdir/.kernelmodseen" ]]; then
- DRACUT_KERNEL_LAZY_HASHDIR="$initdir/.kernelmodseen"
- fi
-fi
+# is_func <command>
+# Check whether $1 is a function.
+is_func() {
+ [[ "$(type -t "$1")" = "function" ]]
+}
+
# Generic substring function. If $2 is in $1, return 0.
strstr() { [[ $1 = *"$2"* ]]; }
@@ -36,51 +37,6 @@ str_starts() { [ "${1#"$2"*}" != "$1" ]; }
# returns OK if $1 contains literal string $2 at the end, and isn't empty
str_ends() { [ "${1%*"$2"}" != "$1" ]; }
-# helper function for check() in module-setup.sh
-# to check for required installed binaries
-# issues a standardized warning message
-require_binaries() {
- local _module_name="${moddir##*/}"
- local _ret=0
-
- if [[ "$1" = "-m" ]]; then
- _module_name="$2"
- shift 2
- fi
-
- for cmd in "$@"; do
- if ! find_binary "$cmd" &>/dev/null; then
- dinfo "dracut module '${_module_name#[0-9][0-9]}' will not be installed, because command '$cmd' could not be found!"
- ((_ret++))
- fi
- done
- return $_ret
-}
-
-require_any_binary() {
- local _module_name="${moddir##*/}"
- local _ret=1
-
- if [[ "$1" = "-m" ]]; then
- _module_name="$2"
- shift 2
- fi
-
- for cmd in "$@"; do
- if find_binary "$cmd" &>/dev/null; then
- _ret=0
- break
- fi
- done
-
- if (( $_ret != 0 )); then
- dinfo "$_module_name: Could not find any command of '$@'!"
- return 1
- fi
-
- return 0
-}
-
# find a binary. If we were not passed the full path directly,
# search in the usual places to find the binary.
find_binary() {
@@ -94,39 +50,11 @@ find_binary() {
type -P "${1##*/}"
}
-if ! [[ $dracutbasedir ]]; then
- dracutbasedir=${BASH_SOURCE[0]%/*}
- [[ $dracutbasedir = dracut-functions* ]] && dracutbasedir="."
- [[ $dracutbasedir ]] || dracutbasedir="."
- dracutbasedir="$(readlink -f $dracutbasedir)"
-fi
-
ldconfig_paths()
{
ldconfig -pN 2>/dev/null | grep -E -v '/(lib|lib64|usr/lib|usr/lib64)/[^/]*$' | sed -n 's,.* => \(.*\)/.*,\1,p' | sort | uniq
}
-# 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
-
- libdirs+=" $(ldconfig_paths)"
-
- export libdirs
-fi
-
-if ! [[ $kernel ]]; then
- kernel=$(uname -r)
- export kernel
-fi
-
# Version comparision function. Assumes Linux style version scheme.
# $1 = version a
# $2 = comparision op (gt, ge, eq, le, lt, ne)
@@ -154,50 +82,6 @@ vercmp() {
esac
}
-srcmods="/lib/modules/$kernel/"
-
-[[ $drivers_dir ]] && {
- if ! command -v kmod &>/dev/null && vercmp "$(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
-
-# is_func <command>
-# Check whether $1 is a function.
-is_func() {
- [[ "$(type -t "$1")" = "function" ]]
-}
-
-if ! is_func dinfo >/dev/null 2>&1; then
- . "$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() {
@@ -728,1026 +612,6 @@ fs_get_option() {
done
}
-if ! [[ $DRACUT_INSTALL ]]; then
- DRACUT_INSTALL=$(find_binary dracut-install)
-fi
-
-if ! [[ $DRACUT_INSTALL ]] && [[ -x $dracutbasedir/dracut-install ]]; then
- DRACUT_INSTALL=$dracutbasedir/dracut-install
-elif ! [[ $DRACUT_INSTALL ]] && [[ -x $dracutbasedir/install/dracut-install ]]; then
- DRACUT_INSTALL=$dracutbasedir/install/dracut-install
-fi
-
-if ! [[ -x $DRACUT_INSTALL ]]; then
- dfatal "dracut-install not found!"
- exit 10
-fi
-
-[[ $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() {
- local _hostonly_install
- if [[ "$1" == "-H" ]]; then
- _hostonly_install="-H"
- shift
- fi
- [[ -e ${initdir}/"${2:-$1}" ]] && return 0 # already there
- $DRACUT_INSTALL ${initdir:+-D "$initdir"} ${loginstall:+-L "$loginstall"} ${DRACUT_RESOLVE_DEPS:+-l} ${DRACUT_FIPS_MODE:+-f} ${_hostonly_install:+-H} "$@"
- (($? != 0)) && derror $DRACUT_INSTALL ${initdir:+-D "$initdir"} ${loginstall:+-L "$loginstall"} ${DRACUT_RESOLVE_DEPS:+-l} ${DRACUT_FIPS_MODE:+-f} ${_hostonly_install:+-H} "$@" || :
-}
-
-inst_simple() {
- local _hostonly_install
- if [[ "$1" == "-H" ]]; then
- _hostonly_install="-H"
- shift
- fi
- [[ -e ${initdir}/"${2:-$1}" ]] && return 0 # already there
- [[ -e $1 ]] || return 1 # no source
- $DRACUT_INSTALL ${initdir:+-D "$initdir"} ${loginstall:+-L "$loginstall"} ${_hostonly_install:+-H} "$@"
- (($? != 0)) && derror $DRACUT_INSTALL ${initdir:+-D "$initdir"} ${loginstall:+-L "$loginstall"} ${_hostonly_install:+-H} "$@" || :
-}
-
-inst_symlink() {
- local _hostonly_install
- if [[ "$1" == "-H" ]]; then
- _hostonly_install="-H"
- shift
- fi
- [[ -e ${initdir}/"${2:-$1}" ]] && return 0 # already there
- [[ -L $1 ]] || return 1
- $DRACUT_INSTALL ${initdir:+-D "$initdir"} ${loginstall:+-L "$loginstall"} ${DRACUT_RESOLVE_DEPS:+-l} ${DRACUT_FIPS_MODE:+-f} ${_hostonly_install:+-H} "$@"
- (($? != 0)) && derror $DRACUT_INSTALL ${initdir:+-D "$initdir"} ${loginstall:+-L "$loginstall"} ${DRACUT_RESOLVE_DEPS:+-l} ${DRACUT_FIPS_MODE:+-f} ${_hostonly_install:+-H} "$@" || :
-}
-
-inst_multiple() {
- local _ret
- $DRACUT_INSTALL ${initdir:+-D "$initdir"} -a ${loginstall:+-L "$loginstall"} ${DRACUT_RESOLVE_DEPS:+-l} ${DRACUT_FIPS_MODE:+-f} "$@"
- _ret=$?
- (($_ret != 0)) && derror $DRACUT_INSTALL ${initdir:+-D "$initdir"} -a ${loginstall:+-L "$loginstall"} ${DRACUT_RESOLVE_DEPS:+-l} ${DRACUT_FIPS_MODE:+-f} ${_hostonly_install:+-H} "$@" || :
- return $_ret
-}
-
-dracut_install() {
- inst_multiple "$@"
-}
-
-inst_library() {
- local _hostonly_install
- if [[ "$1" == "-H" ]]; then
- _hostonly_install="-H"
- shift
- fi
- [[ -e ${initdir}/"${2:-$1}" ]] && return 0 # already there
- [[ -e $1 ]] || return 1 # no source
- $DRACUT_INSTALL ${initdir:+-D "$initdir"} ${loginstall:+-L "$loginstall"} ${DRACUT_RESOLVE_DEPS:+-l} ${DRACUT_FIPS_MODE:+-f} ${_hostonly_install:+-H} "$@"
- (($? != 0)) && derror $DRACUT_INSTALL ${initdir:+-D "$initdir"} ${loginstall:+-L "$loginstall"} ${DRACUT_RESOLVE_DEPS:+-l} ${DRACUT_FIPS_MODE:+-f} ${_hostonly_install:+-H} "$@" || :
-}
-
-inst_binary() {
- $DRACUT_INSTALL ${initdir:+-D "$initdir"} ${loginstall:+-L "$loginstall"} ${DRACUT_RESOLVE_DEPS:+-l} ${DRACUT_FIPS_MODE:+-f} "$@"
- (($? != 0)) && derror $DRACUT_INSTALL ${initdir:+-D "$initdir"} ${loginstall:+-L "$loginstall"} ${DRACUT_RESOLVE_DEPS:+-l} ${DRACUT_FIPS_MODE:+-f} "$@" || :
-}
-
-inst_script() {
- $DRACUT_INSTALL ${initdir:+-D "$initdir"} ${loginstall:+-L "$loginstall"} ${DRACUT_RESOLVE_DEPS:+-l} ${DRACUT_FIPS_MODE:+-f} "$@"
- (($? != 0)) && derror $DRACUT_INSTALL ${initdir:+-D "$initdir"} ${loginstall:+-L "$loginstall"} ${DRACUT_RESOLVE_DEPS:+-l} ${DRACUT_FIPS_MODE:+-f} "$@" || :
-}
-
-mark_hostonly() {
- for i in "$@"; do
- echo "$i" >> "$initdir/lib/dracut/hostonly-files"
- done
-}
-
-# 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
-
- [[ $_bin ]] && inst_binary "$_bin"
- done
- fi
- if grep -qE 'RUN[+=]=?"[^ "]+' "$1"; then
- for _prog in $(grep -E 'RUN[+=]=?"[^ "]+' "$1" | sed -r 's/.*RUN[+=]=?"([^ "]+).*/\1/'); do
- _bin=""
- if [ -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
-
- [[ $_bin ]] && inst_binary "$_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 [ -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 "$1"; then
- dracut_need_initqueue
- fi
-}
-
-# udev rules always get installed in the same place, so
-# create a function to install them to make life simpler.
-inst_rules() {
- local _target=/etc/udev/rules.d _rule _found
-
- inst_dir "${udevdir}/rules.d"
- inst_dir "$_target"
- for _rule in "$@"; do
- if [ "${_rule#/}" = "$_rule" ]; then
- for r in ${udevdir}/rules.d ${hostonly:+/etc/udev/rules.d}; do
- [[ -e $r/$_rule ]] || continue
- _found="$r/$_rule"
- inst_rule_programs "$_found"
- inst_rule_group_owner "$_found"
- inst_rule_initqueue "$_found"
- inst_simple "$_found"
- done
- fi
- for r in '' $dracutbasedir/rules.d/; do
- # skip rules without an absolute path
- [[ "${r}$_rule" != /* ]] && continue
- [[ -f ${r}$_rule ]] || continue
- _found="${r}$_rule"
- inst_rule_programs "$_found"
- inst_rule_group_owner "$_found"
- inst_rule_initqueue "$_found"
- inst_simple "$_found" "$_target/${_found##*/}"
- done
- [[ $_found ]] || dinfo "Skipping udev rule: $_rule"
- done
-}
-
-inst_rules_wildcard() {
- local _target=/etc/udev/rules.d _rule _found
-
- inst_dir "${udevdir}/rules.d"
- inst_dir "$_target"
- for _rule in ${udevdir}/rules.d/$1 ${dracutbasedir}/rules.d/$1 ; do
- [[ -e $_rule ]] || continue
- inst_rule_programs "$_rule"
- inst_rule_group_owner "$_rule"
- inst_rule_initqueue "$_rule"
- inst_simple "$_rule"
- _found=$_rule
- done
- if [[ -n ${hostonly} ]] ; then
- for _rule in ${_target}/$1 ; do
- [[ -f $_rule ]] || continue
- inst_rule_programs "$_rule"
- inst_rule_group_owner "$_rule"
- inst_rule_initqueue "$_rule"
- inst_simple "$_rule"
- _found=$_rule
- done
- fi
- [[ $_found ]] || dinfo "Skipping udev rule: $_rule"
-}
-
-prepare_udev_rules() {
- [ -z "$UDEVVERSION" ] && export UDEVVERSION=$(udevadm --version)
-
- for f in "$@"; do
- f="${initdir}/etc/udev/rules.d/$f"
- [ -e "$f" ] || continue
- while read line || [ -n "$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
- [[ -e $f ]] || continue
- [[ $to ]] && inst "$f" "$to" && return 0
- inst "$f" && return 0
- 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 ]] && inst_multiple $_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} | { read a b; echo "$a"; })
- local _ret
- local _forced=0
- local _hostonly=$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 cmdline install installkernel
- check() { true; }
- . $_moddir/module-setup.sh
- is_func check || return 0
- [ $_forced -ne 0 ] && unset hostonly
- moddir=$_moddir check $hostonly
- _ret=$?
- unset check depends cmdline 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} | { read a b; echo "$a"; })
- 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 cmdline install installkernel
- check() { false; }
- . $_moddir/module-setup.sh
- moddir=$_moddir check 0
- _ret=$?
- unset check depends cmdline 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} | { read a b; echo "$a"; })
- 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 cmdline install installkernel
- depends() { true; }
- . $_moddir/module-setup.sh
- moddir=$_moddir depends
- _ret=$?
- unset check depends cmdline install installkernel
- return $_ret
- fi
-}
-
-# module_cmdline <dracut module>
-# execute the cmdline() function of module-setup.sh of <dracut module>
-# or the "cmdline" script, if module-setup.sh is not found
-module_cmdline() {
- local _moddir=$(echo ${dracutbasedir}/modules.d/??${1} | { read a b; echo "$a"; })
- local _ret
- [[ -d $_moddir ]] || return 1
- if [[ ! -f $_moddir/module-setup.sh ]]; then
- [[ -x $_moddir/cmdline ]] && . "$_moddir/cmdline"
- return $?
- else
- unset check depends cmdline install installkernel
- cmdline() { true; }
- . $_moddir/module-setup.sh
- moddir=$_moddir cmdline
- _ret=$?
- unset check depends cmdline 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} | { read a b; echo "$a"; })
- local _ret
- [[ -d $_moddir ]] || return 1
- if [[ ! -f $_moddir/module-setup.sh ]]; then
- [[ -x $_moddir/install ]] && . "$_moddir/install"
- return $?
- else
- unset check depends cmdline install installkernel
- install() { true; }
- . $_moddir/module-setup.sh
- moddir=$_moddir install
- _ret=$?
- unset check depends cmdline 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} | { read a b; echo "$a"; })
- local _ret
- [[ -d $_moddir ]] || return 1
- if [[ ! -f $_moddir/module-setup.sh ]]; then
- [[ -x $_moddir/installkernel ]] && . "$_moddir/installkernel"
- return $?
- else
- unset check depends cmdline install installkernel
- installkernel() { true; }
- . $_moddir/module-setup.sh
- moddir=$_moddir installkernel
- _ret=$?
- unset check depends cmdline 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} | { read a b; echo "$a"; })
- local _ret
- local _moddep
-
- [ "${#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
- 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
- [[ " $dracutmodules " == *\ $_mod\ * ]] \
- && [[ " $dracutmodules " != *\ $_moddep\ * ]] \
- && dracutmodules+=" $_moddep "
- [[ " $add_dracutmodules " == *\ $_mod\ * ]] \
- && [[ " $add_dracutmodules " != *\ $_moddep\ * ]] \
- && add_dracutmodules+=" $_moddep "
- [[ " $force_add_dracutmodules " == *\ $_mod\ * ]] \
- && [[ " $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} | { read a b; echo "$a"; })
- 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 [[ " $dracutmodules $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 $_mod; ret=$?
- if [[ $ret != 0 ]]; then
- [[ $2 ]] && return 1
- [[ $ret != 255 ]] && return 1
- fi
- else
- # skip this module
- return 1
- fi
- fi
-
- for _moddep in $(module_depends $_mod); do
- # handle deps as if they were manually added
- [[ " $dracutmodules " == *\ $_mod\ * ]] \
- && [[ " $dracutmodules " != *\ $_moddep\ * ]] \
- && dracutmodules+=" $_moddep "
- [[ " $add_dracutmodules " == *\ $_mod\ * ]] \
- && [[ " $add_dracutmodules " != *\ $_moddep\ * ]] \
- && add_dracutmodules+=" $_moddep "
- [[ " $force_add_dracutmodules " == *\ $_mod\ * ]] \
- && [[ " $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
- [[ -d $_moddir ]] || continue;
- [[ -e $_moddir/install || -e $_moddir/installkernel || \
- -e $_moddir/module-setup.sh ]] || continue
- _mod=${_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"
- [[ $dracutmodules != all ]] && _modcheck="$_modcheck $dracutmodules"
- for _mod in $_modcheck; do
- [[ " $mods_to_load " == *\ $_mod\ * ]] && continue
-
- [[ " $force_add_dracutmodules " != *\ $_mod\ * ]] \
- && [[ " $dracutmodules " != *\ $_mod\ * ]] \
- && [[ " $omit_dracutmodules " == *\ $_mod\ * ]] \
- && continue
-
- derror "dracut module '$_mod' cannot be found or installed."
- [[ " $force_add_dracutmodules " == *\ $_mod\ * ]] && exit 1
- [[ " $dracutmodules " == *\ $_mod\ * ]] && exit 1
- [[ " $add_dracutmodules " == *\ $_mod\ * ]] && exit 1
- 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
-
- if [[ $silent_omit_drivers ]]; then
- local _kmod=${1##*/}
- _kmod=${_kmod%.ko*}
- _kmod=${_kmod/-/_}
- [[ "$_kmod" =~ $silent_omit_drivers ]] && return 0
- [[ "${1##*/lib/modules/$kernel/}" =~ $silent_omit_drivers ]] && return 0
- 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
- [[ -d $_fwdir && -f $_fwdir/$_fw ]] || continue
- inst_simple "$_fwdir/$_fw" "/lib/firmware/$_fw"
- _found=yes
- 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 || [ -n "$_cmd" ]; do
- [[ $_cmd = insmod ]] || continue
- $_func ${_modpath} || exit $?
- done
- )
-}
-
-dracut_kernel_post() {
- local _moddirname=${srcmods%%/lib/modules/*}
- local _pid
-
- 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 || [ -n "$_cmd" ]; 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"} ${loginstall:+-L "$loginstall"} -a < "$DRACUT_KERNEL_LAZY_HASHDIR/lazylist.dep"
- else
- while read _modpath || [ -n "$_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
- ) &
- _pid=$(jobs -p | while read a || [ -n "$a" ]; do printf ":$a";done)
- _pid=${_pid##*:}
-
- if [[ $DRACUT_INSTALL ]]; then
- xargs -r modinfo -k $kernel -F firmware < "$DRACUT_KERNEL_LAZY_HASHDIR/lazylist.dep" \
- | while read line || [ -n "$line" ]; do
- for _fwdir in $fw_dir; do
- echo $_fwdir/$line;
- done;
- done | xargs -r $DRACUT_INSTALL ${initdir:+-D "$initdir"} ${loginstall:+-L "$loginstall"} -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
- [[ -d $_fwdir && -f $_fwdir/$_fw ]] || continue
- inst_simple "$_fwdir/$_fw" "/lib/firmware/$_fw"
- break
- done
- done
- fi
-
- wait $_pid
- fi
-
- 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"
-}
-
-[[ "$kernel_current" ]] || export kernel_current=$(uname -r)
-
-module_is_host_only() {
- local _mod=$1
- local _modenc a i _k _s _v _aliases
- _mod=${_mod##*/}
- _mod=${_mod%.ko*}
- _modenc=${_mod//-/_}
-
- [[ " $add_drivers " == *\ ${_mod}\ * ]] && return 0
-
- # check if module is loaded
- [[ ${host_modules["$_modenc"]} ]] && return 0
-
- [[ "$kernel_current" ]] || export kernel_current=$(uname -r)
-
- if [[ "$kernel_current" != "$kernel" ]]; then
- # 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
-
- if [[ -d /lib/modules/$kernel_current ]]; then
- # if the modinfo can be parsed, but the module
- # is not loaded, then we can safely return 1
- modinfo -F filename "$_mod" &>/dev/null && return 1
- fi
-
- _aliases=$(modinfo -k $kernel -F alias $_mod 2>/dev/null)
-
- # if the module has no aliases, install it
- [[ $_aliases ]] || return 0
-
- # finally check all modalias
- for a in $_aliases; do
- for i in "${!host_modalias[@]}"; do
- [[ $i == $a ]] && return 0
- done
- done
-
- fi
-
- return 1
-}
-
-find_kernel_modules_by_path () {
- local _OLDIFS
-
- [[ -f "$srcmods/modules.dep" ]] || return 0
-
- _OLDIFS=$IFS
- IFS=:
- while read a rest || [ -n "$a" ]; do
- [[ $a = */$1/* ]] || [[ $a = updates/* ]] || continue
- printf "%s\n" "$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##*/}
- # Check for aliased modules
- _modalias=$(modinfo -k $kernel -F filename $_mod 2> /dev/null)
- _modalias=${_modalias%.ko*}
- if [[ $_modalias ]] && [ "${_modalias##*/}" != "${_mod%.ko*}" ] ; then
- _mod=${_modalias##*/}
- fi
-
- # 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/${_mod%.ko*}" ]]; then
- read _ret <"$DRACUT_KERNEL_LAZY_HASHDIR/${_mod%.ko*}"
- return $_ret
- fi
-
- _mod=${_mod/-/_}
- if [[ $omit_drivers ]] && [[ "$_mod" =~ $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 ${_mod%.ko*} >> "$DRACUT_KERNEL_LAZY_HASHDIR/lazylist"
- fi
- ;;
- esac
- return $_ret
- }
-
- function instmods_1() {
- local _mod _mpargs
- if (($# == 0)); then # filenames from stdin
- while read _mod || [ -n "$_mod" ]; do
- inst1mod "${_mod%.ko*}" || {
- if [[ "$_check" == "yes" ]] && [[ "$_silent" == "no" ]]; then
- dfatal "Failed to install module $_mod"
- fi
- }
- done
- fi
- while (($# > 0)); do # filenames as arguments
- inst1mod ${1%.ko*} || {
- if [[ "$_check" == "yes" ]] && [[ "$_silent" == "no" ]]; then
- dfatal "Failed to install module $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 \"\$@\" ) ${_fderr}>&1" \
- | while read line || [ -n "$line" ]; do [[ "$line" =~ $_filter_not_found ]] || echo $line;done | derror
- _ret=$?
- return $_ret
-}
-
check_kernel_config()
{
local _config_opt="$1"
diff --git a/dracut-init.sh b/dracut-init.sh
index 469e42a..d254e76 100644
--- a/dracut-init.sh
+++ b/dracut-init.sh
@@ -1,6 +1,6 @@
#!/bin/bash
#
-# functions used by dracut and other tools.
+# functions used only by dracut and dracut modules
#
# Copyright 2005-2009 Red Hat, Inc. All rights reserved.
#
@@ -19,6 +19,33 @@
#
export LC_MESSAGES=C
+# is_func <command>
+# Check whether $1 is a function.
+is_func() {
+ [[ "$(type -t "$1")" = "function" ]]
+}
+
+if ! [[ $dracutbasedir ]]; then
+ dracutbasedir=${BASH_SOURCE[0]%/*}
+ [[ $dracutbasedir = dracut-functions* ]] && dracutbasedir="."
+ [[ $dracutbasedir ]] || dracutbasedir="."
+ dracutbasedir="$(readlink -f $dracutbasedir)"
+fi
+
+if ! is_func dinfo >/dev/null 2>&1; then
+ . "$dracutbasedir/dracut-logger.sh"
+ dlog_init
+fi
+
+if ! [[ $initdir ]]; then
+ dfatal "initdir not set"
+ exit 1
+fi
+
+if ! [[ -d $initdir ]]; then
+ mkdir -p "$initdir"
+fi
+
if [[ $DRACUT_KERNEL_LAZY ]] && ! [[ $DRACUT_KERNEL_LAZY_HASHDIR ]]; then
if ! [[ -d "$initdir/.kernelmodseen" ]]; then
mkdir -p "$initdir/.kernelmodseen"
@@ -26,9 +53,1118 @@ if [[ $DRACUT_KERNEL_LAZY ]] && ! [[ $DRACUT_KERNEL_LAZY_HASHDIR ]]; then
DRACUT_KERNEL_LAZY_HASHDIR="$initdir/.kernelmodseen"
fi
-if [[ $initdir ]] && ! [[ -d $initdir ]]; then
- mkdir -p "$initdir"
+if ! [[ $kernel ]]; then
+ kernel=$(uname -r)
+ export kernel
+fi
+
+srcmods="/lib/modules/$kernel/"
+
+[[ $drivers_dir ]] && {
+ if ! command -v kmod &>/dev/null && vercmp "$(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
+
+# 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
+}
+
+# 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
+
+ libdirs+=" $(ldconfig_paths)"
+
+ export libdirs
fi
-[[ $dracutbasedir ]] || export dracutbasedir=${BASH_SOURCE%/*}
. $dracutbasedir/dracut-functions.sh
+
+# helper function for check() in module-setup.sh
+# to check for required installed binaries
+# issues a standardized warning message
+require_binaries() {
+ local _module_name="${moddir##*/}"
+ local _ret=0
+
+ if [[ "$1" = "-m" ]]; then
+ _module_name="$2"
+ shift 2
+ fi
+
+ for cmd in "$@"; do
+ if ! find_binary "$cmd" &>/dev/null; then
+ dinfo "dracut module '${_module_name#[0-9][0-9]}' will not be installed, because command '$cmd' could not be found!"
+ ((_ret++))
+ fi
+ done
+ return $_ret
+}
+
+require_any_binary() {
+ local _module_name="${moddir##*/}"
+ local _ret=1
+
+ if [[ "$1" = "-m" ]]; then
+ _module_name="$2"
+ shift 2
+ fi
+
+ for cmd in "$@"; do
+ if find_binary "$cmd" &>/dev/null; then
+ _ret=0
+ break
+ fi
+ done
+
+ if (( $_ret != 0 )); then
+ dinfo "$_module_name: Could not find any command of '$@'!"
+ return 1
+ fi
+
+ return 0
+}
+
+dracut_need_initqueue() {
+ >"$initdir/lib/dracut/need-initqueue"
+}
+
+dracut_module_included() {
+ [[ " $mods_to_load $modules_loaded " == *\ $*\ * ]]
+}
+
+if ! [[ $DRACUT_INSTALL ]]; then
+ DRACUT_INSTALL=$(find_binary dracut-install)
+fi
+
+if ! [[ $DRACUT_INSTALL ]] && [[ -x $dracutbasedir/dracut-install ]]; then
+ DRACUT_INSTALL=$dracutbasedir/dracut-install
+elif ! [[ $DRACUT_INSTALL ]] && [[ -x $dracutbasedir/install/dracut-install ]]; then
+ DRACUT_INSTALL=$dracutbasedir/install/dracut-install
+fi
+
+if ! [[ -x $DRACUT_INSTALL ]]; then
+ dfatal "dracut-install not found!"
+ exit 10
+fi
+
+[[ $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() {
+ local _hostonly_install
+ if [[ "$1" == "-H" ]]; then
+ _hostonly_install="-H"
+ shift
+ fi
+ [[ -e ${initdir}/"${2:-$1}" ]] && return 0 # already there
+ $DRACUT_INSTALL ${initdir:+-D "$initdir"} ${loginstall:+-L "$loginstall"} ${DRACUT_RESOLVE_DEPS:+-l} ${DRACUT_FIPS_MODE:+-f} ${_hostonly_install:+-H} "$@"
+ (($? != 0)) && derror $DRACUT_INSTALL ${initdir:+-D "$initdir"} ${loginstall:+-L "$loginstall"} ${DRACUT_RESOLVE_DEPS:+-l} ${DRACUT_FIPS_MODE:+-f} ${_hostonly_install:+-H} "$@" || :
+}
+
+inst_simple() {
+ local _hostonly_install
+ if [[ "$1" == "-H" ]]; then
+ _hostonly_install="-H"
+ shift
+ fi
+ [[ -e ${initdir}/"${2:-$1}" ]] && return 0 # already there
+ [[ -e $1 ]] || return 1 # no source
+ $DRACUT_INSTALL ${initdir:+-D "$initdir"} ${loginstall:+-L "$loginstall"} ${_hostonly_install:+-H} "$@"
+ (($? != 0)) && derror $DRACUT_INSTALL ${initdir:+-D "$initdir"} ${loginstall:+-L "$loginstall"} ${_hostonly_install:+-H} "$@" || :
+}
+
+inst_symlink() {
+ local _hostonly_install
+ if [[ "$1" == "-H" ]]; then
+ _hostonly_install="-H"
+ shift
+ fi
+ [[ -e ${initdir}/"${2:-$1}" ]] && return 0 # already there
+ [[ -L $1 ]] || return 1
+ $DRACUT_INSTALL ${initdir:+-D "$initdir"} ${loginstall:+-L "$loginstall"} ${DRACUT_RESOLVE_DEPS:+-l} ${DRACUT_FIPS_MODE:+-f} ${_hostonly_install:+-H} "$@"
+ (($? != 0)) && derror $DRACUT_INSTALL ${initdir:+-D "$initdir"} ${loginstall:+-L "$loginstall"} ${DRACUT_RESOLVE_DEPS:+-l} ${DRACUT_FIPS_MODE:+-f} ${_hostonly_install:+-H} "$@" || :
+}
+
+inst_multiple() {
+ local _ret
+ $DRACUT_INSTALL ${initdir:+-D "$initdir"} -a ${loginstall:+-L "$loginstall"} ${DRACUT_RESOLVE_DEPS:+-l} ${DRACUT_FIPS_MODE:+-f} "$@"
+ _ret=$?
+ (($_ret != 0)) && derror $DRACUT_INSTALL ${initdir:+-D "$initdir"} -a ${loginstall:+-L "$loginstall"} ${DRACUT_RESOLVE_DEPS:+-l} ${DRACUT_FIPS_MODE:+-f} ${_hostonly_install:+-H} "$@" || :
+ return $_ret
+}
+
+dracut_install() {
+ inst_multiple "$@"
+}
+
+inst_library() {
+ local _hostonly_install
+ if [[ "$1" == "-H" ]]; then
+ _hostonly_install="-H"
+ shift
+ fi
+ [[ -e ${initdir}/"${2:-$1}" ]] && return 0 # already there
+ [[ -e $1 ]] || return 1 # no source
+ $DRACUT_INSTALL ${initdir:+-D "$initdir"} ${loginstall:+-L "$loginstall"} ${DRACUT_RESOLVE_DEPS:+-l} ${DRACUT_FIPS_MODE:+-f} ${_hostonly_install:+-H} "$@"
+ (($? != 0)) && derror $DRACUT_INSTALL ${initdir:+-D "$initdir"} ${loginstall:+-L "$loginstall"} ${DRACUT_RESOLVE_DEPS:+-l} ${DRACUT_FIPS_MODE:+-f} ${_hostonly_install:+-H} "$@" || :
+}
+
+inst_binary() {
+ $DRACUT_INSTALL ${initdir:+-D "$initdir"} ${loginstall:+-L "$loginstall"} ${DRACUT_RESOLVE_DEPS:+-l} ${DRACUT_FIPS_MODE:+-f} "$@"
+ (($? != 0)) && derror $DRACUT_INSTALL ${initdir:+-D "$initdir"} ${loginstall:+-L "$loginstall"} ${DRACUT_RESOLVE_DEPS:+-l} ${DRACUT_FIPS_MODE:+-f} "$@" || :
+}
+
+inst_script() {
+ $DRACUT_INSTALL ${initdir:+-D "$initdir"} ${loginstall:+-L "$loginstall"} ${DRACUT_RESOLVE_DEPS:+-l} ${DRACUT_FIPS_MODE:+-f} "$@"
+ (($? != 0)) && derror $DRACUT_INSTALL ${initdir:+-D "$initdir"} ${loginstall:+-L "$loginstall"} ${DRACUT_RESOLVE_DEPS:+-l} ${DRACUT_FIPS_MODE:+-f} "$@" || :
+}
+
+mark_hostonly() {
+ for i in "$@"; do
+ echo "$i" >> "$initdir/lib/dracut/hostonly-files"
+ done
+}
+
+# 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
+
+ [[ $_bin ]] && inst_binary "$_bin"
+ done
+ fi
+ if grep -qE 'RUN[+=]=?"[^ "]+' "$1"; then
+ for _prog in $(grep -E 'RUN[+=]=?"[^ "]+' "$1" | sed -r 's/.*RUN[+=]=?"([^ "]+).*/\1/'); do
+ _bin=""
+ if [ -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
+
+ [[ $_bin ]] && inst_binary "$_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 [ -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 "$1"; then
+ dracut_need_initqueue
+ fi
+}
+
+# udev rules always get installed in the same place, so
+# create a function to install them to make life simpler.
+inst_rules() {
+ local _target=/etc/udev/rules.d _rule _found
+
+ inst_dir "${udevdir}/rules.d"
+ inst_dir "$_target"
+ for _rule in "$@"; do
+ if [ "${_rule#/}" = "$_rule" ]; then
+ for r in ${udevdir}/rules.d ${hostonly:+/etc/udev/rules.d}; do
+ [[ -e $r/$_rule ]] || continue
+ _found="$r/$_rule"
+ inst_rule_programs "$_found"
+ inst_rule_group_owner "$_found"
+ inst_rule_initqueue "$_found"
+ inst_simple "$_found"
+ done
+ fi
+ for r in '' $dracutbasedir/rules.d/; do
+ # skip rules without an absolute path
+ [[ "${r}$_rule" != /* ]] && continue
+ [[ -f ${r}$_rule ]] || continue
+ _found="${r}$_rule"
+ inst_rule_programs "$_found"
+ inst_rule_group_owner "$_found"
+ inst_rule_initqueue "$_found"
+ inst_simple "$_found" "$_target/${_found##*/}"
+ done
+ [[ $_found ]] || dinfo "Skipping udev rule: $_rule"
+ done
+}
+
+inst_rules_wildcard() {
+ local _target=/etc/udev/rules.d _rule _found
+
+ inst_dir "${udevdir}/rules.d"
+ inst_dir "$_target"
+ for _rule in ${udevdir}/rules.d/$1 ${dracutbasedir}/rules.d/$1 ; do
+ [[ -e $_rule ]] || continue
+ inst_rule_programs "$_rule"
+ inst_rule_group_owner "$_rule"
+ inst_rule_initqueue "$_rule"
+ inst_simple "$_rule"
+ _found=$_rule
+ done
+ if [[ -n ${hostonly} ]] ; then
+ for _rule in ${_target}/$1 ; do
+ [[ -f $_rule ]] || continue
+ inst_rule_programs "$_rule"
+ inst_rule_group_owner "$_rule"
+ inst_rule_initqueue "$_rule"
+ inst_simple "$_rule"
+ _found=$_rule
+ done
+ fi
+ [[ $_found ]] || dinfo "Skipping udev rule: $_rule"
+}
+
+prepare_udev_rules() {
+ [ -z "$UDEVVERSION" ] && export UDEVVERSION=$(udevadm --version)
+
+ for f in "$@"; do
+ f="${initdir}/etc/udev/rules.d/$f"
+ [ -e "$f" ] || continue
+ while read line || [ -n "$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
+ [[ -e $f ]] || continue
+ [[ $to ]] && inst "$f" "$to" && return 0
+ inst "$f" && return 0
+ 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 ]] && inst_multiple $_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} | { read a b; echo "$a"; })
+ local _ret
+ local _forced=0
+ local _hostonly=$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 cmdline install installkernel
+ check() { true; }
+ . $_moddir/module-setup.sh
+ is_func check || return 0
+ [ $_forced -ne 0 ] && unset hostonly
+ moddir=$_moddir check $hostonly
+ _ret=$?
+ unset check depends cmdline 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} | { read a b; echo "$a"; })
+ 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 cmdline install installkernel
+ check() { false; }
+ . $_moddir/module-setup.sh
+ moddir=$_moddir check 0
+ _ret=$?
+ unset check depends cmdline 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} | { read a b; echo "$a"; })
+ 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 cmdline install installkernel
+ depends() { true; }
+ . $_moddir/module-setup.sh
+ moddir=$_moddir depends
+ _ret=$?
+ unset check depends cmdline install installkernel
+ return $_ret
+ fi
+}
+
+# module_cmdline <dracut module>
+# execute the cmdline() function of module-setup.sh of <dracut module>
+# or the "cmdline" script, if module-setup.sh is not found
+module_cmdline() {
+ local _moddir=$(echo ${dracutbasedir}/modules.d/??${1} | { read a b; echo "$a"; })
+ local _ret
+ [[ -d $_moddir ]] || return 1
+ if [[ ! -f $_moddir/module-setup.sh ]]; then
+ [[ -x $_moddir/cmdline ]] && . "$_moddir/cmdline"
+ return $?
+ else
+ unset check depends cmdline install installkernel
+ cmdline() { true; }
+ . $_moddir/module-setup.sh
+ moddir=$_moddir cmdline
+ _ret=$?
+ unset check depends cmdline 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} | { read a b; echo "$a"; })
+ local _ret
+ [[ -d $_moddir ]] || return 1
+ if [[ ! -f $_moddir/module-setup.sh ]]; then
+ [[ -x $_moddir/install ]] && . "$_moddir/install"
+ return $?
+ else
+ unset check depends cmdline install installkernel
+ install() { true; }
+ . $_moddir/module-setup.sh
+ moddir=$_moddir install
+ _ret=$?
+ unset check depends cmdline 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} | { read a b; echo "$a"; })
+ local _ret
+ [[ -d $_moddir ]] || return 1
+ if [[ ! -f $_moddir/module-setup.sh ]]; then
+ [[ -x $_moddir/installkernel ]] && . "$_moddir/installkernel"
+ return $?
+ else
+ unset check depends cmdline install installkernel
+ installkernel() { true; }
+ . $_moddir/module-setup.sh
+ moddir=$_moddir installkernel
+ _ret=$?
+ unset check depends cmdline 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} | { read a b; echo "$a"; })
+ local _ret
+ local _moddep
+
+ [ "${#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
+ 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
+ [[ " $dracutmodules " == *\ $_mod\ * ]] \
+ && [[ " $dracutmodules " != *\ $_moddep\ * ]] \
+ && dracutmodules+=" $_moddep "
+ [[ " $add_dracutmodules " == *\ $_mod\ * ]] \
+ && [[ " $add_dracutmodules " != *\ $_moddep\ * ]] \
+ && add_dracutmodules+=" $_moddep "
+ [[ " $force_add_dracutmodules " == *\ $_mod\ * ]] \
+ && [[ " $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} | { read a b; echo "$a"; })
+ 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 [[ " $dracutmodules $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 $_mod; ret=$?
+ if [[ $ret != 0 ]]; then
+ [[ $2 ]] && return 1
+ [[ $ret != 255 ]] && return 1
+ fi
+ else
+ # skip this module
+ return 1
+ fi
+ fi
+
+ for _moddep in $(module_depends $_mod); do
+ # handle deps as if they were manually added
+ [[ " $dracutmodules " == *\ $_mod\ * ]] \
+ && [[ " $dracutmodules " != *\ $_moddep\ * ]] \
+ && dracutmodules+=" $_moddep "
+ [[ " $add_dracutmodules " == *\ $_mod\ * ]] \
+ && [[ " $add_dracutmodules " != *\ $_moddep\ * ]] \
+ && add_dracutmodules+=" $_moddep "
+ [[ " $force_add_dracutmodules " == *\ $_mod\ * ]] \
+ && [[ " $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
+ [[ -d $_moddir ]] || continue;
+ [[ -e $_moddir/install || -e $_moddir/installkernel || \
+ -e $_moddir/module-setup.sh ]] || continue
+ _mod=${_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"
+ [[ $dracutmodules != all ]] && _modcheck="$_modcheck $dracutmodules"
+ for _mod in $_modcheck; do
+ [[ " $mods_to_load " == *\ $_mod\ * ]] && continue
+
+ [[ " $force_add_dracutmodules " != *\ $_mod\ * ]] \
+ && [[ " $dracutmodules " != *\ $_mod\ * ]] \
+ && [[ " $omit_dracutmodules " == *\ $_mod\ * ]] \
+ && continue
+
+ derror "dracut module '$_mod' cannot be found or installed."
+ [[ " $force_add_dracutmodules " == *\ $_mod\ * ]] && exit 1
+ [[ " $dracutmodules " == *\ $_mod\ * ]] && exit 1
+ [[ " $add_dracutmodules " == *\ $_mod\ * ]] && exit 1
+ 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
+
+ if [[ $silent_omit_drivers ]]; then
+ local _kmod=${1##*/}
+ _kmod=${_kmod%.ko*}
+ _kmod=${_kmod/-/_}
+ [[ "$_kmod" =~ $silent_omit_drivers ]] && return 0
+ [[ "${1##*/lib/modules/$kernel/}" =~ $silent_omit_drivers ]] && return 0
+ 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
+ [[ -d $_fwdir && -f $_fwdir/$_fw ]] || continue
+ inst_simple "$_fwdir/$_fw" "/lib/firmware/$_fw"
+ _found=yes
+ 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 || [ -n "$_cmd" ]; do
+ [[ $_cmd = insmod ]] || continue
+ $_func ${_modpath} || exit $?
+ done
+ )
+}
+
+dracut_kernel_post() {
+ local _moddirname=${srcmods%%/lib/modules/*}
+ local _pid
+
+ 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 || [ -n "$_cmd" ]; 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"} ${loginstall:+-L "$loginstall"} -a < "$DRACUT_KERNEL_LAZY_HASHDIR/lazylist.dep"
+ else
+ while read _modpath || [ -n "$_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
+ ) &
+ _pid=$(jobs -p | while read a || [ -n "$a" ]; do printf ":$a";done)
+ _pid=${_pid##*:}
+
+ if [[ $DRACUT_INSTALL ]]; then
+ xargs -r modinfo -k $kernel -F firmware < "$DRACUT_KERNEL_LAZY_HASHDIR/lazylist.dep" \
+ | while read line || [ -n "$line" ]; do
+ for _fwdir in $fw_dir; do
+ echo $_fwdir/$line;
+ done;
+ done | xargs -r $DRACUT_INSTALL ${initdir:+-D "$initdir"} ${loginstall:+-L "$loginstall"} -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
+ [[ -d $_fwdir && -f $_fwdir/$_fw ]] || continue
+ inst_simple "$_fwdir/$_fw" "/lib/firmware/$_fw"
+ break
+ done
+ done
+ fi
+
+ wait $_pid
+ fi
+
+ 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"
+}
+
+[[ "$kernel_current" ]] || export kernel_current=$(uname -r)
+
+module_is_host_only() {
+ local _mod=$1
+ local _modenc a i _k _s _v _aliases
+ _mod=${_mod##*/}
+ _mod=${_mod%.ko*}
+ _modenc=${_mod//-/_}
+
+ [[ " $add_drivers " == *\ ${_mod}\ * ]] && return 0
+
+ # check if module is loaded
+ [[ ${host_modules["$_modenc"]} ]] && return 0
+
+ [[ "$kernel_current" ]] || export kernel_current=$(uname -r)
+
+ if [[ "$kernel_current" != "$kernel" ]]; then
+ # 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
+
+ if [[ -d /lib/modules/$kernel_current ]]; then
+ # if the modinfo can be parsed, but the module
+ # is not loaded, then we can safely return 1
+ modinfo -F filename "$_mod" &>/dev/null && return 1
+ fi
+
+ _aliases=$(modinfo -k $kernel -F alias $_mod 2>/dev/null)
+
+ # if the module has no aliases, install it
+ [[ $_aliases ]] || return 0
+
+ # finally check all modalias
+ for a in $_aliases; do
+ for i in "${!host_modalias[@]}"; do
+ [[ $i == $a ]] && return 0
+ done
+ done
+
+ fi
+
+ return 1
+}
+
+find_kernel_modules_by_path () {
+ local _OLDIFS
+
+ [[ -f "$srcmods/modules.dep" ]] || return 0
+
+ _OLDIFS=$IFS
+ IFS=:
+ while read a rest || [ -n "$a" ]; do
+ [[ $a = */$1/* ]] || [[ $a = updates/* ]] || continue
+ printf "%s\n" "$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##*/}
+ # Check for aliased modules
+ _modalias=$(modinfo -k $kernel -F filename $_mod 2> /dev/null)
+ _modalias=${_modalias%.ko*}
+ if [[ $_modalias ]] && [ "${_modalias##*/}" != "${_mod%.ko*}" ] ; then
+ _mod=${_modalias##*/}
+ fi
+
+ # 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/${_mod%.ko*}" ]]; then
+ read _ret <"$DRACUT_KERNEL_LAZY_HASHDIR/${_mod%.ko*}"
+ return $_ret
+ fi
+
+ _mod=${_mod/-/_}
+ if [[ $omit_drivers ]] && [[ "$_mod" =~ $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 ${_mod%.ko*} >> "$DRACUT_KERNEL_LAZY_HASHDIR/lazylist"
+ fi
+ ;;
+ esac
+ return $_ret
+ }
+
+ function instmods_1() {
+ local _mod _mpargs
+ if (($# == 0)); then # filenames from stdin
+ while read _mod || [ -n "$_mod" ]; do
+ inst1mod "${_mod%.ko*}" || {
+ if [[ "$_check" == "yes" ]] && [[ "$_silent" == "no" ]]; then
+ dfatal "Failed to install module $_mod"
+ fi
+ }
+ done
+ fi
+ while (($# > 0)); do # filenames as arguments
+ inst1mod ${1%.ko*} || {
+ if [[ "$_check" == "yes" ]] && [[ "$_silent" == "no" ]]; then
+ dfatal "Failed to install module $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 \"\$@\" ) ${_fderr}>&1" \
+ | while read line || [ -n "$line" ]; do [[ "$line" =~ $_filter_not_found ]] || echo $line;done | derror
+ _ret=$?
+ return $_ret
+}
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