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PK LEf\�i�� � initqueue.shnu ȯ�� #!/bin/sh # # Licensed under the GPLv2+ # # Copyright 2008-2010, Red Hat, Inc. # Harald Hoyer <harald@redhat.com> PATH=/usr/sbin:/usr/bin:/sbin:/bin type getarg >/dev/null 2>&1 || . /lib/dracut-lib.sh while [ $# -gt 0 ]; do case "$1" in --onetime) onetime="yes";; --online) qname="/online";; --settled) qname="/settled";; --finished) qname="/finished";; --timeout) qname="/timeout";; --unique) unique="yes";; --name) name="$2";shift;; --env) env="$2"; shift;; *) break;; esac shift done if [ -z "$unique" ]; then job="${name}$$" else job="${name:-$1}" job=${job##*/} fi exe=$1 shift [ -x "$exe" ] || exe=$(command -v $exe) if [ -z "$exe" ] ; then echo "Invalid command" exit 1 fi { [ -n "$onetime" ] && echo '[ -e "$job" ] && rm -f -- "$job"' [ -n "$env" ] && echo "$env" echo "$exe" "$@" } > "/tmp/$$-${job}.sh" mv -f "/tmp/$$-${job}.sh" "$hookdir/initqueue${qname}/${job}.sh" [ -z "$qname" ] && >> $hookdir/initqueue/work exit 0 PK LEf\�T� � loginit.shnu ȯ�� #!/bin/sh # turn off debugging set +x QUIET=$1 printf -- "$$" > /run/initramfs/loginit.pid [ -e /dev/kmsg ] && exec 5>/dev/kmsg || exec 5>/dev/null exec 6>/run/initramfs/init.log while read line || [ -n "$line" ]; do if [ "$line" = "DRACUT_LOG_END" ]; then rm -f -- /run/initramfs/loginit.pipe exit 0 fi echo "<31>dracut: $line" >&5 # if "quiet" is specified we output to /dev/console [ -n "$QUIET" ] || echo "dracut: $line" echo "$line" >&6 done PK LEf\tg� module-setup.shnu ȯ�� #!/bin/bash # called by dracut check() { return 0 } # called by dracut depends() { echo udev-rules return 0 } # called by dracut install() { local _d inst_multiple mount mknod mkdir sleep chroot chown \ sed ls flock cp mv dmesg rm ln rmmod mkfifo umount readlink setsid inst $(command -v modprobe) /sbin/modprobe inst_multiple -o findmnt less kmod if [ ! -e "${initdir}/bin/sh" ]; then inst_multiple bash (ln -s bash "${initdir}/bin/sh" || :) fi #add common users in /etc/passwd, it will be used by nfs/ssh currently grep '^root:' "$initdir/etc/passwd" 2>/dev/null || echo 'root:x:0:0::/root:/bin/sh' >> "$initdir/etc/passwd" grep '^nobody:' /etc/passwd >> "$initdir/etc/passwd" # install our scripts and hooks inst_script "$moddir/init.sh" "/init" inst_script "$moddir/initqueue.sh" "/sbin/initqueue" inst_script "$moddir/loginit.sh" "/sbin/loginit" inst_script "$moddir/rdsosreport.sh" "/sbin/rdsosreport" [ -e "${initdir}/lib" ] || mkdir -m 0755 -p ${initdir}/lib mkdir -m 0755 -p ${initdir}/lib/dracut mkdir -m 0755 -p ${initdir}/lib/dracut/hooks mkdir -p ${initdir}/tmp inst_simple "$moddir/dracut-lib.sh" "/lib/dracut-lib.sh" mkdir -p "${initdir}/var" if ! dracut_module_included "systemd"; then inst_multiple switch_root || dfatal "Failed to install switch_root" inst_hook cmdline 10 "$moddir/parse-root-opts.sh" inst_multiple -o $systemdutildir/systemd-timestamp fi if [[ $realinitpath ]]; then for i in $realinitpath; do echo "rd.distroinit=$i" done > "${initdir}/etc/cmdline.d/distroinit.conf" fi ln -fs /proc/self/mounts "$initdir/etc/mtab" if [[ $ro_mnt = yes ]]; then echo ro >> "${initdir}/etc/cmdline.d/base.conf" fi local VERSION="" local PRETTY_NAME="" if [ -e /etc/os-release ]; then . /etc/os-release [[ -n ${VERSION} ]] && VERSION+=" " [[ -n ${PRETTY_NAME} ]] && PRETTY_NAME+=" " fi NAME=dracut ID=dracut VERSION+="dracut-$DRACUT_VERSION" PRETTY_NAME+="dracut-$DRACUT_VERSION (Initramfs)" VERSION_ID=$DRACUT_VERSION ANSI_COLOR="0;31" [ -e "${initdir}/usr/lib" ] || mkdir -m 0755 -p ${initdir}/usr/lib { echo NAME=\"$NAME\" echo VERSION=\"$VERSION\" echo ID=$ID echo VERSION_ID=$VERSION_ID echo PRETTY_NAME=\"$PRETTY_NAME\" echo ANSI_COLOR=\"$ANSI_COLOR\" } > $initdir/usr/lib/initrd-release echo dracut-$DRACUT_VERSION > $initdir/lib/dracut/dracut-$DRACUT_VERSION ln -sf ../usr/lib/initrd-release $initdir/etc/initrd-release ln -sf initrd-release $initdir/usr/lib/os-release ln -sf initrd-release $initdir/etc/os-release ## save host_devs which we need bring up if [[ $hostonly_cmdline == "yes" ]]; then if [[ -n "${host_devs[@]}" ]]; then dracut_need_initqueue fi if [[ -f "$initdir/lib/dracut/need-initqueue" ]] || ! dracut_module_included "systemd"; then ( if dracut_module_included "systemd"; then DRACUT_SYSTEMD=1 fi PREFIX="$initdir" . "$moddir/dracut-lib.sh" for _dev in "${host_devs[@]}"; do for _dev2 in "${root_devs[@]}"; do [[ "$_dev" == "$_dev2" ]] && continue 2 done # We only actually wait for real devs - swap is only needed # for resume and udev rules generated when parsing resume= # argument take care of the waiting for us for _dev2 in "${swap_devs[@]}"; do [[ "$_dev" == "$_dev2" ]] && continue 2 done _pdev=$(get_persistent_dev $_dev) case "$_pdev" in /dev/?*) wait_for_dev $_pdev;; *) ;; esac done ) fi fi } PK LEf\��@�. . init.shnu ȯ�� #!/bin/sh # # Licensed under the GPLv2 # # Copyright 2008-2010, Red Hat, Inc. # Harald Hoyer <harald@redhat.com> # Jeremy Katz <katzj@redhat.com> export -p > /tmp/export.orig NEWROOT="/sysroot" [ -d $NEWROOT ] || mkdir -p -m 0755 $NEWROOT OLDPATH=$PATH PATH=/usr/sbin:/usr/bin:/sbin:/bin export PATH # mount some important things [ ! -d /proc/self ] && \ mount -t proc -o nosuid,noexec,nodev proc /proc >/dev/null if [ "$?" != "0" ]; then echo "Cannot mount proc on /proc! Compile the kernel with CONFIG_PROC_FS!" exit 1 fi [ ! -d /sys/kernel ] && \ mount -t sysfs -o nosuid,noexec,nodev sysfs /sys >/dev/null if [ "$?" != "0" ]; then echo "Cannot mount sysfs on /sys! Compile the kernel with CONFIG_SYSFS!" exit 1 fi RD_DEBUG="" . /lib/dracut-lib.sh setdebug if ! ismounted /dev; then mount -t devtmpfs -o mode=0755,noexec,nosuid,strictatime devtmpfs /dev >/dev/null fi if ! ismounted /dev; then echo "Cannot mount devtmpfs on /dev! Compile the kernel with CONFIG_DEVTMPFS!" exit 1 fi # prepare the /dev directory [ ! -h /dev/fd ] && ln -s /proc/self/fd /dev/fd >/dev/null 2>&1 [ ! -h /dev/stdin ] && ln -s /proc/self/fd/0 /dev/stdin >/dev/null 2>&1 [ ! -h /dev/stdout ] && ln -s /proc/self/fd/1 /dev/stdout >/dev/null 2>&1 [ ! -h /dev/stderr ] && ln -s /proc/self/fd/2 /dev/stderr >/dev/null 2>&1 if ! ismounted /dev/pts; then mkdir -m 0755 /dev/pts mount -t devpts -o gid=5,mode=620,noexec,nosuid devpts /dev/pts >/dev/null fi if ! ismounted /dev/shm; then mkdir -m 0755 /dev/shm mount -t tmpfs -o mode=1777,noexec,nosuid,nodev,strictatime tmpfs /dev/shm >/dev/null fi if ! ismounted /run; then mkdir -m 0755 /newrun if ! str_starts "$(readlink -f /bin/sh)" "/run/"; then mount -t tmpfs -o mode=0755,noexec,nosuid,nodev,strictatime tmpfs /newrun >/dev/null else # the initramfs binaries are located in /run, so don't mount it with noexec mount -t tmpfs -o mode=0755,nosuid,nodev,strictatime tmpfs /newrun >/dev/null fi cp -a /run/* /newrun >/dev/null 2>&1 mount --move /newrun /run rm -fr -- /newrun fi if command -v kmod >/dev/null 2>/dev/null; then kmod static-nodes --format=tmpfiles 2>/dev/null | \ while read type file mode a a a majmin || [ -n "$type" ]; do type=${type%\!} case $type in d) mkdir -m $mode -p $file ;; c) mknod -m $mode $file $type ${majmin%:*} ${majmin#*:} ;; esac done fi trap "emergency_shell Signal caught!" 0 export UDEVVERSION=$(udevadm --version | { read v _ ; echo $v ; }) if [ $UDEVVERSION -gt 166 ]; then # newer versions of udev use /run/udev/rules.d export UDEVRULESD=/run/udev/rules.d [ -d /run/udev ] || mkdir -p -m 0755 /run/udev [ -d $UDEVRULESD ] || mkdir -p -m 0755 $UDEVRULESD else mkdir -m 0755 /dev/.udev /dev/.udev/rules.d export UDEVRULESD=/dev/.udev/rules.d fi if [ "$RD_DEBUG" = "yes" ]; then mkfifo /run/initramfs/loginit.pipe loginit $DRACUT_QUIET </run/initramfs/loginit.pipe >/dev/console 2>&1 & exec >/run/initramfs/loginit.pipe 2>&1 else exec 0<>/dev/console 1<>/dev/console 2<>/dev/console fi [ -f /usr/lib/initrd-release ] && . /usr/lib/initrd-release [ -n "$VERSION_ID" ] && info "$NAME-$VERSION_ID" source_conf /etc/conf.d if getarg "rd.cmdline=ask"; then echo "Enter additional kernel command line parameter (end with ctrl-d or .)" while read -p "> " line || [ -n "$line" ]; do [ "$line" = "." ] && break echo "$line" >> /etc/cmdline.d/99-cmdline-ask.conf done fi if ! getargbool 1 'rd.hostonly'; then [ -f /etc/cmdline.d/99-cmdline-ask.conf ] && mv /etc/cmdline.d/99-cmdline-ask.conf /tmp/99-cmdline-ask.conf remove_hostonly_files [ -f /tmp/99-cmdline-ask.conf ] && mv /tmp/99-cmdline-ask.conf /etc/cmdline.d/99-cmdline-ask.conf fi # run scriptlets to parse the command line make_trace_mem "hook cmdline" '1+:mem' '1+:iomem' '3+:slab' getarg 'rd.break=cmdline' -d 'rdbreak=cmdline' && emergency_shell -n cmdline "Break before cmdline" source_hook cmdline [ -z "$root" ] && die "No or empty root= argument" [ -z "$rootok" ] && die "Don't know how to handle 'root=$root'" export root rflags fstype netroot NEWROOT # pre-udev scripts run before udev starts, and are run only once. make_trace_mem "hook pre-udev" '1:shortmem' '2+:mem' '3+:slab' getarg 'rd.break=pre-udev' -d 'rdbreak=pre-udev' && emergency_shell -n pre-udev "Break before pre-udev" source_hook pre-udev UDEV_LOG=err getargbool 0 rd.udev.info -d -y rdudevinfo && UDEV_LOG=info getargbool 0 rd.udev.debug -d -y rdudevdebug && UDEV_LOG=debug # start up udev and trigger cold plugs UDEV_LOG=$UDEV_LOG $systemdutildir/systemd-udevd --daemon --resolve-names=never UDEV_QUEUE_EMPTY="udevadm settle --timeout=0" if [ $UDEVVERSION -lt 140 ]; then UDEV_QUEUE_EMPTY="udevadm settle --timeout=1" fi udevproperty "hookdir=$hookdir" make_trace_mem "hook pre-trigger" '1:shortmem' '2+:mem' '3+:slab' getarg 'rd.break=pre-trigger' -d 'rdbreak=pre-trigger' && emergency_shell -n pre-trigger "Break before pre-trigger" source_hook pre-trigger udevadm control --reload >/dev/null 2>&1 || : # then the rest udevadm trigger --type=subsystems --action=add >/dev/null 2>&1 udevadm trigger --type=devices --action=add >/dev/null 2>&1 make_trace_mem "hook initqueue" '1:shortmem' '2+:mem' '3+:slab' getarg 'rd.break=initqueue' -d 'rdbreak=initqueue' && emergency_shell -n initqueue "Break before initqueue" RDRETRY=$(getarg rd.retry -d 'rd_retry=') RDRETRY=${RDRETRY:-180} RDRETRY=$(($RDRETRY*2)) export RDRETRY main_loop=0 export main_loop while :; do check_finished && break udevsettle check_finished && break if [ -f $hookdir/initqueue/work ]; then rm -f -- $hookdir/initqueue/work fi for job in $hookdir/initqueue/*.sh; do [ -e "$job" ] || break job=$job . $job check_finished && break 2 done $UDEV_QUEUE_EMPTY >/dev/null 2>&1 || continue for job in $hookdir/initqueue/settled/*.sh; do [ -e "$job" ] || break job=$job . $job check_finished && break 2 done $UDEV_QUEUE_EMPTY >/dev/null 2>&1 || continue # no more udev jobs and queues empty. sleep 0.5 if [ $main_loop -gt $((2*$RDRETRY/3)) ]; then for job in $hookdir/initqueue/timeout/*.sh; do [ -e "$job" ] || break job=$job . $job udevadm settle --timeout=0 >/dev/null 2>&1 || main_loop=0 [ -f $hookdir/initqueue/work ] && main_loop=0 done fi main_loop=$(($main_loop+1)) [ $main_loop -gt $RDRETRY ] \ && { flock -s 9 ; emergency_shell "Could not boot."; } 9>/.console_lock done unset job unset queuetriggered unset main_loop unset RDRETRY # pre-mount happens before we try to mount the root filesystem, # and happens once. make_trace_mem "hook pre-mount" '1:shortmem' '2+:mem' '3+:slab' getarg 'rd.break=pre-mount' -d 'rdbreak=pre-mount' && emergency_shell -n pre-mount "Break pre-mount" source_hook pre-mount getarg 'rd.break=mount' -d 'rdbreak=mount' && emergency_shell -n mount "Break mount" # mount scripts actually try to mount the root filesystem, and may # be sourced any number of times. As soon as one suceeds, no more are sourced. _i_mount=0 while :; do if ismounted "$NEWROOT"; then usable_root "$NEWROOT" && break; umount "$NEWROOT" fi for f in $hookdir/mount/*.sh; do [ -f "$f" ] && . "$f" if ismounted "$NEWROOT"; then usable_root "$NEWROOT" && break; warn "$NEWROOT has no proper rootfs layout, ignoring and removing offending mount hook" umount "$NEWROOT" rm -f -- "$f" fi done _i_mount=$(($_i_mount+1)) [ $_i_mount -gt 20 ] \ && { flock -s 9 ; emergency_shell "Can't mount root filesystem"; } 9>/.console_lock done { printf "Mounted root filesystem " while read dev mp rest || [ -n "$dev" ]; do [ "$mp" = "$NEWROOT" ] && echo $dev; done < /proc/mounts } | vinfo # pre pivot scripts are sourced just before we doing cleanup and switch over # to the new root. make_trace_mem "hook pre-pivot" '1:shortmem' '2+:mem' '3+:slab' getarg 'rd.break=pre-pivot' -d 'rdbreak=pre-pivot' && emergency_shell -n pre-pivot "Break pre-pivot" source_hook pre-pivot make_trace_mem "hook cleanup" '1:shortmem' '2+:mem' '3+:slab' # pre pivot cleanup scripts are sourced just before we switch over to the new root. getarg 'rd.break=cleanup' -d 'rdbreak=cleanup' && emergency_shell -n cleanup "Break cleanup" source_hook cleanup # By the time we get here, the root filesystem should be mounted. # Try to find init. for i in "$(getarg real_init=)" "$(getarg init=)" $(getargs rd.distroinit=) /sbin/init; do [ -n "$i" ] || continue __p=$(readlink -f "${NEWROOT}/${i}") if [ -x "$__p" -o -x "${NEWROOT}/${__p}" ]; then INIT="$i" break fi done [ "$INIT" ] || { echo "Cannot find init!" echo "Please check to make sure you passed a valid root filesystem!" emergency_shell } if [ $UDEVVERSION -lt 168 ]; then # stop udev queue before killing it udevadm control --stop-exec-queue HARD="" while pidof udevd >/dev/null 2>&1; do for pid in $(pidof udevd); do kill $HARD $pid >/dev/null 2>&1 done HARD="-9" done else udevadm control --exit udevadm info --cleanup-db fi debug_off # Turn off debugging for this section # unexport some vars export_n root rflags fstype netroot NEWROOT export RD_TIMESTAMP # Clean up the environment for i in $(export -p); do i=${i#declare -x} i=${i#export} strstr "$i" "=" || continue i=${i%%=*} [ -z "$i" ] && continue case $i in root|PATH|HOME|TERM|PS4|RD_*) :;; *) unset "$i";; esac done . /tmp/export.orig 2>/dev/null || : rm -f -- /tmp/export.orig initargs="" read CLINE </proc/cmdline if getarg init= >/dev/null ; then ignoreargs="console BOOT_IMAGE" # only pass arguments after init= to the init CLINE=${CLINE#*init=} set -- $CLINE shift # clear out the rest of the "init=" arg for x in "$@"; do for s in $ignoreargs; do [ "${x%%=*}" = $s ] && continue 2 done initargs="$initargs $x" done unset CLINE else debug_off # Turn off debugging for this section set -- $CLINE for x in "$@"; do case "$x" in [0-9]|s|S|single|emergency|auto ) \ initargs="$initargs $x" ;; esac done fi debug_on if ! [ -d "$NEWROOT"/run ]; then NEWRUN=/dev/.initramfs mkdir -m 0755 "$NEWRUN" mount --rbind /run/initramfs "$NEWRUN" fi wait_for_loginit # remove helper symlink [ -h /dev/root ] && rm -f -- /dev/root bv=$(getarg rd.break -d rdbreak) && [ -z "$bv" ] && emergency_shell -n switch_root "Break before switch_root" unset bv info "Switching root" unset PS4 CAPSH=$(command -v capsh) SWITCH_ROOT=$(command -v switch_root) PATH=$OLDPATH export PATH if [ -f /etc/capsdrop ]; then . /etc/capsdrop info "Calling $INIT with capabilities $CAPS_INIT_DROP dropped." unset RD_DEBUG exec $CAPSH --drop="$CAPS_INIT_DROP" -- \ -c "exec switch_root \"$NEWROOT\" \"$INIT\" $initargs" || \ { warn "Command:" warn capsh --drop=$CAPS_INIT_DROP -- -c exec switch_root "$NEWROOT" "$INIT" $initargs warn "failed." emergency_shell } else unset RD_DEBUG exec $SWITCH_ROOT "$NEWROOT" "$INIT" $initargs || { warn "Something went very badly wrong in the initramfs. Please " warn "file a bug against dracut." emergency_shell } fi PK LEf\�8�P dracut-lib.shnu ȯ�� #!/bin/sh export DRACUT_SYSTEMD export NEWROOT if [ -n "$NEWROOT" ]; then [ -d $NEWROOT ] || mkdir -p -m 0755 $NEWROOT fi if ! [ -d /run/initramfs ]; then mkdir -p -m 0755 /run/initramfs/log ln -sfn /run/initramfs/log /var/log fi [ -d /run/lock ] || mkdir -p -m 0755 /run/lock [ -d /run/log ] || mkdir -p -m 0755 /run/log debug_off() { set +x } debug_on() { [ "$RD_DEBUG" = "yes" ] && set -x } # returns OK if $1 contains literal string $2 (and isn't empty) strstr() { [ "${1##*"$2"*}" != "$1" ] } # returns OK if $1 matches (completely) glob pattern $2 # An empty $1 will not be considered matched, even if $2 is * which technically # matches; as it would match anything, it's not an interesting case. strglob() { [ -n "$1" -a -z "${1##$2}" ] } # returns OK if $1 contains (anywhere) a match of glob pattern $2 # An empty $1 will not be considered matched, even if $2 is * which technically # matches; as it would match anything, it's not an interesting case. strglobin() { [ -n "$1" -a -z "${1##*$2*}" ] } # returns OK if $1 contains literal string $2 at the beginning, and isn't empty str_starts() { [ "${1#"$2"*}" != "$1" ] } # returns OK if $1 contains literal string $2 at the end, and isn't empty str_ends() { [ "${1%*"$2"}" != "$1" ] } trim() { local var="$*" var="${var#"${var%%[![:space:]]*}"}" # remove leading whitespace characters var="${var%"${var##*[![:space:]]}"}" # remove trailing whitespace characters printf "%s" "$var" } if [ -z "$DRACUT_SYSTEMD" ]; then warn() { check_quiet echo "<28>dracut Warning: $*" > /dev/kmsg echo "dracut Warning: $*" >&2 } info() { check_quiet echo "<30>dracut: $*" > /dev/kmsg [ "$DRACUT_QUIET" != "yes" ] && \ echo "dracut: $*" >&2 } else warn() { echo "Warning: $*" >&2 } info() { echo "$*" } fi vwarn() { while read line || [ -n "$line" ]; do warn $line; done } vinfo() { while read line || [ -n "$line" ]; do info $line; done } # replaces all occurrences of 'search' in 'str' with 'replacement' # # str_replace str search replacement # # example: # str_replace ' one two three ' ' ' '_' str_replace() { local in="$1"; local s="$2"; local r="$3" local out='' while strstr "${in}" "$s"; do chop="${in%%"$s"*}" out="${out}${chop}$r" in="${in#*"$s"}" done echo "${out}${in}" } killall_proc_mountpoint() { local _pid local _t local _killed=0 for _pid in /proc/*; do _pid=${_pid##/proc/} case $_pid in *[!0-9]*) continue;; esac [ -e "/proc/$_pid/exe" ] || continue [ -e "/proc/$_pid/root" ] || continue if strstr "$(ls -l -- "/proc/$_pid" "/proc/$_pid/fd" 2>/dev/null)" "$1" ; then kill -9 "$_pid" _killed=1 fi done return $_killed } getcmdline() { local _line local _i local CMDLINE_ETC_D local CMDLINE_ETC local CMDLINE_PROC unset _line if [ -e /etc/cmdline ]; then while read -r _line || [ -n "$_line" ]; do CMDLINE_ETC="$CMDLINE_ETC $_line"; done </etc/cmdline; fi for _i in /etc/cmdline.d/*.conf; do [ -e "$_i" ] || continue while read -r _line || [ -n "$_line" ]; do CMDLINE_ETC_D="$CMDLINE_ETC_D $_line"; done <"$_i"; done if [ -e /proc/cmdline ]; then while read -r _line || [ -n "$_line" ]; do CMDLINE_PROC="$CMDLINE_PROC $_line" done </proc/cmdline; fi CMDLINE="$CMDLINE_ETC_D $CMDLINE_ETC $CMDLINE_PROC" printf "%s" "$CMDLINE" } _dogetarg() { local _o _val _doecho unset _val unset _o unset _doecho CMDLINE=$(getcmdline) for _o in $CMDLINE; do if [ "${_o%%=*}" = "${1%%=*}" ]; then if [ -n "${1#*=}" -a "${1#*=*}" != "${1}" ]; then # if $1 has a "=<value>", we want the exact match if [ "$_o" = "$1" ]; then _val="1"; unset _doecho fi continue fi if [ "${_o#*=}" = "$_o" ]; then # if cmdline argument has no "=<value>", we assume "=1" _val="1"; unset _doecho continue fi _val="${_o#*=}" _doecho=1 fi done if [ -n "$_val" ]; then [ "x$_doecho" != "x" ] && echo "$_val"; return 0; fi return 1; } getarg() { debug_off local _deprecated _newoption while [ $# -gt 0 ]; do case $1 in -d) _deprecated=1; shift;; -y) if _dogetarg $2 >/dev/null; then if [ "$_deprecated" = "1" ]; then [ -n "$_newoption" ] && warn "Kernel command line option '$2' is deprecated, use '$_newoption' instead." || warn "Option '$2' is deprecated." fi echo 1 debug_on return 0 fi _deprecated=0 shift 2;; -n) if _dogetarg $2 >/dev/null; then echo 0; if [ "$_deprecated" = "1" ]; then [ -n "$_newoption" ] && warn "Kernel command line option '$2' is deprecated, use '$_newoption=0' instead." || warn "Option '$2' is deprecated." fi debug_on return 1 fi _deprecated=0 shift 2;; *) if [ -z "$_newoption" ]; then _newoption="$1" fi if _dogetarg $1; then if [ "$_deprecated" = "1" ]; then [ -n "$_newoption" ] && warn "Kernel command line option '$1' is deprecated, use '$_newoption' instead." || warn "Option '$1' is deprecated." fi debug_on return 0; fi _deprecated=0 shift;; esac done debug_on return 1 } # getargbool <defaultval> <args...> # False if "getarg <args...>" returns "0", "no", or "off". # True if getarg returns any other non-empty string. # If not found, assumes <defaultval> - usually 0 for false, 1 for true. # example: getargbool 0 rd.info # true: rd.info, rd.info=1, rd.info=xxx # false: rd.info=0, rd.info=off, rd.info not present (default val is 0) getargbool() { local _b unset _b local _default _default="$1"; shift _b=$(getarg "$@") [ $? -ne 0 -a -z "$_b" ] && _b="$_default" if [ -n "$_b" ]; then [ $_b = "0" ] && return 1 [ $_b = "no" ] && return 1 [ $_b = "off" ] && return 1 fi return 0 } isdigit() { case "$1" in *[!0-9]*|"") return 1;; esac return 0 } # getargnum <defaultval> <minval> <maxval> <arg> # Will echo the arg if it's in range [minval - maxval]. # If it's not set or it's not valid, will set it <defaultval>. # Note all values are required to be >= 0 here. # <defaultval> should be with [minval -maxval]. getargnum() { local _b unset _b local _default _min _max _default="$1"; shift _min="$1"; shift _max="$1"; shift _b=$(getarg "$1") [ $? -ne 0 -a -z "$_b" ] && _b=$_default if [ -n "$_b" ]; then isdigit "$_b" && _b=$(($_b)) && \ [ $_b -ge $_min ] && [ $_b -le $_max ] && echo $_b && return fi echo $_default } _dogetargs() { debug_off local _o _found _key unset _o unset _found CMDLINE=$(getcmdline) _key="$1" set -- for _o in $CMDLINE; do if [ "$_o" = "$_key" ]; then _found=1; elif [ "${_o%%=*}" = "${_key%=}" ]; then [ -n "${_o%%=*}" ] && set -- "$@" "${_o#*=}"; _found=1; fi done if [ -n "$_found" ]; then [ $# -gt 0 ] && printf '%s' "$*" return 0 fi return 1; } getargs() { debug_off local _val _i _args _gfound _deprecated unset _val unset _gfound _newoption="$1" _args="$@" set -- for _i in $_args; do if [ "$_i" = "-d" ]; then _deprecated=1 continue fi _val="$(_dogetargs $_i)" if [ $? -eq 0 ]; then if [ "$_deprecated" = "1" ]; then [ -n "$_newoption" ] && warn "Option '$_i' is deprecated, use '$_newoption' instead." || warn "Option $_i is deprecated!" fi _gfound=1 fi [ -n "$_val" ] && set -- "$@" "$_val" _deprecated=0 done if [ -n "$_gfound" ]; then if [ $# -gt 0 ]; then printf '%s' "$*" fi debug_on return 0 fi debug_on return 1; } # Prints value of given option. If option is a flag and it's present, # it just returns 0. Otherwise 1 is returned. # $1 = options separated by commas # $2 = option we are interested in # # Example: # $1 = cipher=aes-cbc-essiv:sha256,hash=sha256,verify # $2 = hash # Output: # sha256 getoptcomma() { local line=",$1,"; local opt="$2"; local tmp case "${line}" in *,${opt}=*,*) tmp="${line#*,${opt}=}" echo "${tmp%%,*}" return 0 ;; *,${opt},*) return 0;; esac return 1 } # Splits given string 'str' with separator 'sep' into variables 'var1', 'var2', # 'varN'. If number of fields is less than number of variables, remaining are # not set. If number of fields is greater than number of variables, the last # variable takes remaining fields. In short - it acts similary to 'read'. # # splitsep sep str var1 var2 varN # # example: # splitsep ':' 'foo:bar:baz' v1 v2 # in result: # v1='foo', v2='bar:baz' # # TODO: ':' inside fields. splitsep() { debug_off local sep="$1"; local str="$2"; shift 2 local tmp while [ -n "$str" -a "$#" -gt 1 ]; do tmp="${str%%$sep*}" eval "$1='${tmp}'" str="${str#"$tmp"}" str="${str#$sep}" shift done [ -n "$str" -a -n "$1" ] && eval "$1='$str'" debug_on return 0 } setdebug() { [ -f /usr/lib/initrd-release ] || return if [ -z "$RD_DEBUG" ]; then if [ -e /proc/cmdline ]; then RD_DEBUG=no if getargbool 0 rd.debug -d -y rdinitdebug -d -y rdnetdebug; then RD_DEBUG=yes [ -n "$BASH" ] && \ export PS4='${BASH_SOURCE}@${LINENO}(${FUNCNAME[0]}): '; fi fi export RD_DEBUG fi debug_on } setdebug source_all() { local f local _dir _dir=$1; shift [ "$_dir" ] && [ -d "/$_dir" ] || return for f in "/$_dir"/*.sh; do [ -e "$f" ] && . "$f" "$@"; done } hookdir=/lib/dracut/hooks export hookdir source_hook() { local _dir _dir=$1; shift source_all "/lib/dracut/hooks/$_dir" "$@" } check_finished() { local f for f in $hookdir/initqueue/finished/*.sh; do [ "$f" = "$hookdir/initqueue/finished/*.sh" ] && return 0 { [ -e "$f" ] && ( . "$f" ) ; } || return 1 done return 0 } source_conf() { local f [ "$1" ] && [ -d "/$1" ] || return for f in "/$1"/*.conf; do [ -e "$f" ] && . "$f"; done } die() { { echo "<24>dracut: FATAL: $*"; echo "<24>dracut: Refusing to continue"; } > /dev/kmsg { echo "warn dracut: FATAL: \"$*\""; echo "warn dracut: Refusing to continue"; } >> $hookdir/emergency/01-die.sh [ -d /run/initramfs ] || mkdir -p -- /run/initramfs > /run/initramfs/.die if getargbool 0 "rd.shell"; then emergency_shell else source_hook "shutdown-emergency" fi if [ -n "$DRACUT_SYSTEMD" ]; then systemctl --no-block --force halt fi exit 1 } check_quiet() { if [ -z "$DRACUT_QUIET" ]; then DRACUT_QUIET="yes" getargbool 0 rd.info -d -y rdinfo && DRACUT_QUIET="no" getargbool 0 rd.debug -d -y rdinitdebug && DRACUT_QUIET="no" getarg quiet || DRACUT_QUIET="yes" a=$(getarg loglevel=) [ -n "$a" ] && [ $a -ge 28 ] && DRACUT_QUIET="yes" export DRACUT_QUIET fi } check_occurances() { # Count the number of times the character $ch occurs in $str # Return 0 if the count matches the expected number, 1 otherwise local str="$1" local ch="$2" local expected="$3" local count=0 while [ "${str#*$ch}" != "${str}" ]; do str="${str#*$ch}" count=$(( $count + 1 )) done [ $count -eq $expected ] } incol2() { debug_off local dummy check; local file="$1"; local str="$2"; [ -z "$file" ] && return 1; [ -z "$str" ] && return 1; while read dummy check restofline || [ -n "$check" ]; do if [ "$check" = "$str" ]; then debug_on return 0 fi done < $file debug_on return 1 } udevsettle() { [ -z "$UDEVVERSION" ] && export UDEVVERSION=$(udevadm --version | { read v _ ; echo $v ; }) if [ $UDEVVERSION -ge 143 ]; then udevadm settle --exit-if-exists=$hookdir/initqueue/work $settle_exit_if_exists else udevadm settle --timeout=30 fi } udevproperty() { [ -z "$UDEVVERSION" ] && export UDEVVERSION=$(udevadm --version | { read v _ ; echo $v ; }) if [ $UDEVVERSION -ge 143 ]; then for i in "$@"; do udevadm control --property=$i; done else for i in "$@"; do udevadm control --env=$i; done fi } find_mount() { local dev mnt etc wanted_dev wanted_dev="$(readlink -e -q $1)" while read dev mnt etc || [ -n "$dev" ]; do [ "$dev" = "$wanted_dev" ] && echo "$dev" && return 0 done < /proc/mounts return 1 } # usage: ismounted <mountpoint> # usage: ismounted /dev/<device> if command -v findmnt >/dev/null; then ismounted() { findmnt "$1" > /dev/null 2>&1 } else ismounted() { if [ -b "$1" ]; then find_mount "$1" > /dev/null && return 0 return 1 fi while read a m a || [ -n "$m" ]; do [ "$m" = "$1" ] && return 0 done < /proc/mounts return 1 } fi # root=nfs:[<server-ip>:]<root-dir>[:<nfs-options>] # root=nfs4:[<server-ip>:]<root-dir>[:<nfs-options>] nfsroot_to_var() { # strip nfs[4]: local arg="$@:" nfs="${arg%%:*}" arg="${arg##$nfs:}" # check if we have a server if strstr "$arg" ':/' ; then server="${arg%%:/*}" arg="/${arg##*:/}" fi path="${arg%%:*}" # rest are options options="${arg##$path}" # strip leading ":" options="${options##:}" # strip ":" options="${options%%:}" # Does it really start with '/'? [ -n "${path%%/*}" ] && path="error"; #Fix kernel legacy style separating path and options with ',' if [ "$path" != "${path#*,}" ] ; then options=${path#*,} path=${path%%,*} fi } # Create udev rule match for a device with its device name, or the udev property # ID_FS_UUID or ID_FS_LABEL # # example: # udevmatch LABEL=boot # prints: # ENV{ID_FS_LABEL}="boot" # # TODO: symlinks udevmatch() { case "$1" in UUID=????????-????-????-????-????????????|LABEL=*|PARTLABEL=*|PARTUUID=????????-????-????-????-????????????) printf 'ENV{ID_FS_%s}=="%s"' "${1%%=*}" "${1#*=}" ;; UUID=*) printf 'ENV{ID_FS_UUID}=="%s*"' "${1#*=}" ;; PARTUUID=*) printf 'ENV{ID_FS_PARTUUID}=="%s*"' "${1#*=}" ;; /dev/?*) printf -- 'KERNEL=="%s"' "${1#/dev/}" ;; *) return 255 ;; esac } # Prints unique path for potential file inside specified directory. It consists # of specified directory, prefix and number at the end which is incremented # until non-existing file is found. # # funiq dir prefix # # example: # # ls /mnt # cdrom0 cdrom1 # # # funiq /mnt cdrom # /mnt/cdrom2 funiq() { local dir="$1"; local prefix="$2" local i=0 [ -d "${dir}" ] || return 1 while [ -e "${dir}/${prefix}$i" ]; do i=$(($i+1)) || return 1 done echo "${dir}/${prefix}$i" } # Creates unique directory and prints its path. It's using funiq to generate # path. # # mkuniqdir subdir new_dir_name mkuniqdir() { local dir="$1"; local prefix="$2" local retdir; local retdir_new [ -d "${dir}" ] || mkdir -m 0755 -p "${dir}" || return 1 retdir=$(funiq "${dir}" "${prefix}") || return 1 until mkdir -m 0755 "${retdir}" 2>/dev/null; do retdir_new=$(funiq "${dir}" "${prefix}") || return 1 [ "$retdir_new" = "$retdir" ] && return 1 retdir="$retdir_new" done echo "${retdir}" } # Copy the contents of SRC into DEST, merging the contents of existing # directories (kinda like rsync, or cpio -p). # Creates DEST if it doesn't exist. Overwrites files with the same names. # # copytree SRC DEST copytree() { local src="$1" dest="$2" mkdir -p "$dest"; dest=$(readlink -e -q "$dest") ( cd "$src"; cp -af . -t "$dest" ) } # Evaluates command for UUIDs either given as arguments for this function or all # listed in /dev/disk/by-uuid. UUIDs doesn't have to be fully specified. If # beginning is given it is expanded to all matching UUIDs. To pass full UUID to # your command use '$___' as a place holder. Remember to escape '$'! # # foreach_uuid_until [ -p prefix ] command UUIDs # # prefix - string to put just before $___ # command - command to be evaluated # UUIDs - list of UUIDs separated by space # # The function returns after *first successful evaluation* of the given command # with status 0. If evaluation fails for every UUID function returns with # status 1. # # Example: # foreach_uuid_until "mount -U \$___ /mnt; echo OK; umount /mnt" \ # "01234 f512 a235567f-12a3-c123-a1b1-01234567abcb" foreach_uuid_until() ( cd /dev/disk/by-uuid [ "$1" = -p ] && local prefix="$2" && shift 2 local cmd="$1"; shift; local uuids_list="$*" local uuid; local full_uuid; local ___ [ -n "${cmd}" ] || return 1 for uuid in ${uuids_list:-*}; do for full_uuid in ${uuid}*; do [ -e "${full_uuid}" ] || continue ___="${prefix}${full_uuid}" eval ${cmd} && return 0 done done return 1 ) # Get kernel name for given device. Device may be the name too (then the same # is returned), a symlink (full path), UUID (prefixed with "UUID=") or label # (prefixed with "LABEL="). If just a beginning of the UUID is specified or # even an empty, function prints all device names which UUIDs match - every in # single line. # # NOTICE: The name starts with "/dev/". # # Example: # devnames UUID=123 # May print: # /dev/dm-1 # /dev/sdb1 # /dev/sdf3 devnames() { local dev="$1"; local d; local names case "$dev" in UUID=*) dev="$(foreach_uuid_until '! blkid -U $___' "${dev#UUID=}")" \ && return 255 [ -z "$dev" ] && return 255 ;; LABEL=*) dev="$(blkid -L "${dev#LABEL=}")" || return 255 ;; /dev/?*) ;; *) return 255 ;; esac for d in $dev; do names="$names $(readlink -e -q "$d")" || return 255 done echo "${names# }" } usable_root() { local _i [ -d "$1" ] || return 1 for _i in "$1"/usr/lib*/ld-*.so "$1"/lib*/ld-*.so; do [ -e "$_i" ] && return 0 done for _i in proc sys dev; do [ -e "$1"/$_i ] || return 1 done return 0 } inst_hook() { local _hookname _unique _name _job _exe while [ $# -gt 0 ]; do case "$1" in --hook) _hookname="/$2";shift;; --unique) _unique="yes";; --name) _name="$2";shift;; *) break;; esac shift done if [ -z "$_unique" ]; then _job="${_name}$$" else _job="${_name:-$1}" _job=${_job##*/} fi _exe=$1 shift [ -x "$_exe" ] || _exe=$(command -v $_exe) if [ -n "$onetime" ]; then { echo '[ -e "$_job" ] && rm -f -- "$_job"' echo "$_exe $@" } > "/tmp/$$-${_job}.sh" else echo "$_exe $@" > "/tmp/$$-${_job}.sh" fi mv -f "/tmp/$$-${_job}.sh" "$hookdir/${_hookname}/${_job}.sh" } # inst_mount_hook <mountpoint> <prio> <name> <script> # # Install a mount hook with priority <prio>, # which executes <script> as soon as <mountpoint> is mounted. inst_mount_hook() { local _prio="$2" _jobname="$3" _script="$4" local _hookname="mount-$(str_replace "$1" '/' '\\x2f')" [ -d "$hookdir/${_hookname}" ] || mkdir -p "$hookdir/${_hookname}" inst_hook --hook "$_hookname" --unique --name "${_prio}-${_jobname}" "$_script" } # add_mount_point <dev> <mountpoint> <filesystem> <fsopts> # # Mount <dev> on <mountpoint> with <filesystem> and <fsopts> # and call any mount hooks, as soon, as it is mounted add_mount_point() { local _dev="$1" _mp="$2" _fs="$3" _fsopts="$4" local _hookname="mount-$(str_replace "$2" '/' '\\x2f')" local _devname="dev-$(str_replace "$1" '/' '\\x2f')" echo "$_dev $_mp $_fs $_fsopts 0 0" >> /etc/fstab exec 7>/etc/udev/rules.d/99-mount-${_devname}.rules echo 'SUBSYSTEM!="block", GOTO="mount_end"' >&7 echo 'ACTION!="add|change", GOTO="mount_end"' >&7 if [ -n "$_dev" ]; then udevmatch "$_dev" >&7 || { warn "add_mount_point dev=$_dev incorrect!" continue } printf ', ' >&7 fi { printf -- 'RUN+="%s --unique --onetime ' $(command -v initqueue) printf -- '--name mount-%%k ' printf -- '%s %s"\n' "$(command -v mount_hook)" "${_mp}" } >&7 echo 'LABEL="mount_end"' >&7 exec 7>&- } # wait_for_mount <mountpoint> # # Installs a initqueue-finished script, # which will cause the main loop only to exit, # if <mountpoint> is mounted. wait_for_mount() { local _name _name="$(str_replace "$1" '/' '\\x2f')" printf '. /lib/dracut-lib.sh\nismounted "%s"\n' $1 \ >> "$hookdir/initqueue/finished/ismounted-${_name}.sh" { printf 'ismounted "%s" || ' $1 printf 'warn "\"%s\" is not mounted"\n' $1 } >> "$hookdir/emergency/90-${_name}.sh" } # get a systemd-compatible unit name from a path # (mimicks unit_name_from_path_instance()) dev_unit_name() { local dev="$1" if command -v systemd-escape >/dev/null; then systemd-escape -p -- "$dev" return fi if [ "$dev" = "/" -o -z "$dev" ]; then printf -- "-" exit 0 fi dev="${1%%/}" dev="${dev##/}" dev="$(str_replace "$dev" '\' '\x5c')" dev="$(str_replace "$dev" '-' '\x2d')" if [ "${dev##.}" != "$dev" ]; then dev="\x2e${dev##.}" fi dev="$(str_replace "$dev" '/' '-')" printf -- "%s" "$dev" } # set_systemd_timeout_for_dev <dev> # Set 'rd.timeout' as the systemd timeout for <dev> set_systemd_timeout_for_dev() { local _name local _needreload local _noreload local _timeout if [ "$1" = "-n" ]; then _noreload=1 shift fi _timeout=$(getarg rd.timeout) _timeout=${_timeout:-0} if [ -n "$DRACUT_SYSTEMD" ]; then _name=$(dev_unit_name "$1") if ! [ -L ${PREFIX}/etc/systemd/system/initrd.target.wants/${_name}.device ]; then [ -d ${PREFIX}/etc/systemd/system/initrd.target.wants ] || mkdir -p ${PREFIX}/etc/systemd/system/initrd.target.wants ln -s ../${_name}.device ${PREFIX}/etc/systemd/system/initrd.target.wants/${_name}.device type mark_hostonly >/dev/null 2>&1 && mark_hostonly /etc/systemd/system/initrd.target.wants/${_name}.device _needreload=1 fi if ! [ -f ${PREFIX}/etc/systemd/system/${_name}.device.d/timeout.conf ]; then mkdir -p ${PREFIX}/etc/systemd/system/${_name}.device.d { echo "[Unit]" echo "JobTimeoutSec=$_timeout" echo "JobRunningTimeoutSec=$_timeout" } > ${PREFIX}/etc/systemd/system/${_name}.device.d/timeout.conf type mark_hostonly >/dev/null 2>&1 && mark_hostonly /etc/systemd/system/${_name}.device.d/timeout.conf _needreload=1 fi if [ -z "$PREFIX" ] && [ "$_needreload" = 1 ] && [ -z "$_noreload" ]; then /sbin/initqueue --onetime --unique --name daemon-reload systemctl daemon-reload fi fi } # wait_for_dev <dev> # # Installs a initqueue-finished script, # which will cause the main loop only to exit, # if the device <dev> is recognized by the system. wait_for_dev() { local _name local _noreload if [ "$1" = "-n" ]; then _noreload=-n shift fi _name="$(str_replace "$1" '/' '\x2f')" type mark_hostonly >/dev/null 2>&1 && mark_hostonly "$hookdir/initqueue/finished/devexists-${_name}.sh" [ -e "${PREFIX}$hookdir/initqueue/finished/devexists-${_name}.sh" ] && return 0 printf '[ -e "%s" ]\n' $1 \ >> "${PREFIX}$hookdir/initqueue/finished/devexists-${_name}.sh" { printf '[ -e "%s" ] || ' $1 printf 'warn "\"%s\" does not exist"\n' $1 } >> "${PREFIX}$hookdir/emergency/80-${_name}.sh" set_systemd_timeout_for_dev $_noreload $1 } cancel_wait_for_dev() { local _name _name="$(str_replace "$1" '/' '\x2f')" rm -f -- "$hookdir/initqueue/finished/devexists-${_name}.sh" rm -f -- "$hookdir/emergency/80-${_name}.sh" if [ -n "$DRACUT_SYSTEMD" ]; then _name=$(dev_unit_name "$1") rm -f -- ${PREFIX}/etc/systemd/system/initrd.target.wants/${_name}.device rm -f -- ${PREFIX}/etc/systemd/system/${_name}.device.d/timeout.conf /sbin/initqueue --onetime --unique --name daemon-reload systemctl daemon-reload fi } killproc() { debug_off local _exe="$(command -v $1)" local _sig=$2 local _i [ -x "$_exe" ] || return 1 for _i in /proc/[0-9]*; do [ "$_i" = "/proc/1" ] && continue if [ -e "$_i"/_exe ] && [ "$_i/_exe" -ef "$_exe" ] ; then kill $_sig ${_i##*/} fi done debug_on } need_shutdown() { >/run/initramfs/.need_shutdown } wait_for_loginit() { [ "$RD_DEBUG" = "yes" ] || return [ -e /run/initramfs/loginit.pipe ] || return debug_off echo "DRACUT_LOG_END" exec 0<>/dev/console 1<>/dev/console 2<>/dev/console # wait for loginit i=0 while [ $i -lt 10 ]; do if [ ! -e /run/initramfs/loginit.pipe ]; then j=$(jobs) [ -z "$j" ] && break [ -z "${j##*Running*}" ] || break fi sleep 0.1 i=$(($i+1)) done if [ $i -eq 10 ]; then kill %1 >/dev/null 2>&1 kill $(while read line || [ -n "$line" ];do echo $line;done</run/initramfs/loginit.pid) fi setdebug rm -f -- /run/initramfs/loginit.pipe /run/initramfs/loginit.pid } # pidof version for root if ! command -v pidof >/dev/null 2>/dev/null; then pidof() { debug_off local _cmd local _exe local _rl local _ret=1 local i _cmd="$1" if [ -z "$_cmd" ]; then debug_on return 1 fi _exe=$(command -v "$1") for i in /proc/*/exe; do [ -e "$i" ] || continue if [ -n "$_exe" ]; then [ "$i" -ef "$_exe" ] || continue else _rl=$(readlink -f "$i"); [ "${_rl%/$_cmd}" != "$_rl" ] || continue fi i=${i%/exe} echo ${i##/proc/} _ret=0 done debug_on return $_ret } fi _emergency_shell() { local _name="$1" if [ -n "$DRACUT_SYSTEMD" ]; then > /.console_lock echo "PS1=\"$_name:\\\${PWD}# \"" >/etc/profile systemctl start dracut-emergency.service rm -f -- /etc/profile rm -f -- /.console_lock else debug_off source_hook "$hook" echo /sbin/rdsosreport echo 'You might want to save "/run/initramfs/rdsosreport.txt" to a USB stick or /boot' echo 'after mounting them and attach it to a bug report.' if ! RD_DEBUG= getargbool 0 rd.debug -d -y rdinitdebug -d -y rdnetdebug; then echo echo 'To get more debug information in the report,' echo 'reboot with "rd.debug" added to the kernel command line.' fi echo echo 'Dropping to debug shell.' echo export PS1="$_name:\${PWD}# " [ -e /.profile ] || >/.profile _ctty="$(RD_DEBUG= getarg rd.ctty=)" && _ctty="/dev/${_ctty##*/}" if [ -z "$_ctty" ]; then _ctty=console while [ -f /sys/class/tty/$_ctty/active ]; do _ctty=$(cat /sys/class/tty/$_ctty/active) _ctty=${_ctty##* } # last one in the list done _ctty=/dev/$_ctty fi [ -c "$_ctty" ] || _ctty=/dev/tty1 case "$(/usr/bin/setsid --help 2>&1)" in *--ctty*) CTTY="--ctty";; esac setsid $CTTY /bin/sh -i -l 0<>$_ctty 1<>$_ctty 2<>$_ctty fi } emergency_shell() { local _ctty set +e local _rdshell_name="dracut" action="Boot" hook="emergency" local _emergency_action if [ "$1" = "-n" ]; then _rdshell_name=$2 shift 2 elif [ "$1" = "--shutdown" ]; then _rdshell_name=$2; action="Shutdown"; hook="shutdown-emergency" if type plymouth >/dev/null 2>&1; then plymouth --hide-splash elif [ -x /oldroot/bin/plymouth ]; then /oldroot/bin/plymouth --hide-splash fi shift 2 fi echo ; echo warn "$*" echo _emergency_action=$(getarg rd.emergency) [ -z "$_emergency_action" ] \ && [ -e /run/initramfs/.die ] \ && _emergency_action=halt if getargbool 1 rd.shell -d -y rdshell || getarg rd.break -d rdbreak; then _emergency_shell $_rdshell_name else source_hook "$hook" warn "$action has failed. To debug this issue add \"rd.shell rd.debug\" to the kernel command line." [ -z "$_emergency_action" ] && _emergency_action=halt fi case "$_emergency_action" in reboot) reboot || exit 1;; poweroff) poweroff || exit 1;; halt) halt || exit 1;; esac } # Retain the values of these variables but ensure that they are unexported # This is a POSIX-compliant equivalent of bash's "export -n" export_n() { local var local val for var in "$@"; do eval val=\$$var unset $var [ -n "$val" ] && eval $var=\"$val\" done } # returns OK if list1 contains all elements of list2, i.e. checks if list2 is a # sublist of list1. An order and a duplication doesn't matter. # # $1 = separator # $2 = list1 # $3 = list2 # $4 = ignore values, separated by $1 listlist() { local _sep="$1" local _list="${_sep}${2}${_sep}" local _sublist="$3" [ -n "$4" ] && local _iglist="${_sep}${4}${_sep}" local IFS="$_sep" local _v [ "$_list" = "$_sublist" ] && return 0 for _v in $_sublist; do if [ -n "$_v" ] && ! ( [ -n "$_iglist" ] && strstr "$_iglist" "$_v" ) then strstr "$_list" "$_v" || return 1 fi done return 0 } # returns OK if both lists contain the same values. An order and a duplication # doesn't matter. # # $1 = separator # $2 = list1 # $3 = list2 # $4 = ignore values, separated by $1 are_lists_eq() { listlist "$1" "$2" "$3" "$4" && listlist "$1" "$3" "$2" "$4" } setmemdebug() { if [ -z "$DEBUG_MEM_LEVEL" ]; then export DEBUG_MEM_LEVEL=$(getargnum 0 0 5 rd.memdebug) fi } setmemdebug # parameters: func log_level prefix msg [trace_level:trace]... make_trace_mem() { local log_level prefix msg msg_printed local trace trace_level trace_in_higher_levels insert_trace msg=$1 shift prefix='[debug_mem]' log_level=$DEBUG_MEM_LEVEL if [ -z "$log_level" ] || [ "$log_level" -le 0 ]; then return fi msg=$(echo $msg) msg_printed=0 while [ $# -gt 0 ]; do trace=${1%%:*} trace_level=${trace%%+} [ "$trace" != "$trace_level" ] && trace_in_higher_levels="yes" trace=${1##*:} if [ -z "$trace_level" ]; then trace_level=0 fi insert_trace=0 if [ -n "$trace_in_higher_levels" ]; then if [ "$log_level" -ge "$trace_level" ]; then insert_trace=1 fi else if [ "$log_level" -eq "$trace_level" ]; then insert_trace=1 fi fi if [ $insert_trace -eq 1 ]; then if [ $msg_printed -eq 0 ]; then echo "$prefix $msg" msg_printed=1 fi show_memstats $trace fi shift done } # parameters: type show_memstats() { case $1 in shortmem) cat /proc/meminfo | grep -e "^MemFree" -e "^Cached" -e "^Slab" ;; mem) cat /proc/meminfo ;; slab) cat /proc/slabinfo ;; iomem) cat /proc/iomem ;; esac } remove_hostonly_files() { rm -fr /etc/cmdline /etc/cmdline.d/*.conf "$hookdir/initqueue/finished" if [ -f /lib/dracut/hostonly-files ]; then while read line || [ -n "$line" ]; do [ -e "$line" ] || [ -h "$line" ] || continue rm -f "$line" done < /lib/dracut/hostonly-files fi } PK LEf\-6b�B B rdsosreport.shnu ȯ�� #!/bin/sh echo 'Generating "/run/initramfs/rdsosreport.txt"' [ -d /run/initramfs ] || mkdir -p /run/initramfs exec >/run/initramfs/rdsosreport.txt 2>&1 PWFILTER='s/\(ftp:\/\/.*\):.*@/\1:*******@/g;s/\(cifs:\/\/.*\):.*@/\1:*******@/g;s/cifspass=[^ ]*/cifspass=*******/g;s/iscsi:.*@/iscsi:******@/g;s/rd.iscsi.password=[^ ]*/rd.iscsi.password=******/g;s/rd.iscsi.in.password=[^ ]*/rd.iscsi.in.password=******/g' set -x cat /lib/dracut/dracut-* cat /proc/cmdline | sed -e "$PWFILTER" [ -f /etc/cmdline ] && cat /etc/cmdline | sed -e "$PWFILTER" for _i in /etc/cmdline.d/*.conf; do [ -f "$_i" ] || break echo $_i cat $_i | sed -e "$PWFILTER" done cat /proc/self/mountinfo cat /proc/mounts blkid blkid -o udev ls -l /dev/disk/by* for _i in /etc/conf.d/*.conf; do [ -f "$_i" ] || break echo $_i cat $_i | sed -e "$PWFILTER" done if command -v lvm >/dev/null 2>/dev/null; then lvm pvdisplay lvm vgdisplay lvm lvdisplay fi command -v dmsetup >/dev/null 2>/dev/null && dmsetup ls --tree cat /proc/mdstat command -v ip >/dev/null 2>/dev/null && ip addr if command -v journalctl >/dev/null 2>/dev/null; then journalctl -ab --no-pager -o short-monotonic | sed -e "$PWFILTER" else dmesg | sed -e "$PWFILTER" [ -f /run/initramfs/init.log ] && cat /run/initramfs/init.log | sed -e "$PWFILTER" fi PK LEf\�`J� � parse-root-opts.shnu ȯ�� #!/bin/sh root=$(getarg root=) rflags="$(getarg rootflags=)" getargbool 0 ro && rflags="${rflags},ro" getargbool 0 rw && rflags="${rflags},rw" rflags="${rflags#,}" fstype="$(getarg rootfstype=)" if [ -z "$fstype" ]; then fstype="auto" fi PK LEf\�i�� � initqueue.shnu ȯ�� PK LEf\�T� � � loginit.shnu ȯ�� PK LEf\tg� � module-setup.shnu ȯ�� PK LEf\��@�. . 7 init.shnu ȯ�� PK LEf\�8�P �E dracut-lib.shnu ȯ�� PK LEf\-6b�B B �� rdsosreport.shnu ȯ�� PK LEf\�`J� � � parse-root-opts.shnu ȯ�� PK P�