#
# based on mkinitrd from RedHat Linux
#
-# TODO:
-# - make udev start before insmods
-# - make proper use of USE_UDEV - don't copy rules if USE_UDEV is off no!
-#
-RCSID='$Id$'
-R=${RCSID#* * }; VERSION=${R%% *}
+RCSID='$Revision$ $Date$'
+R=${RCSID#* *}; VERSION=${R%% *}
PROGRAM=${0##*/}
. /etc/rc.d/init.d/functions
-. /etc/geninitrd/functions
+. /lib/geninitrd/functions
. /etc/sysconfig/system
+# list of geninitrd modules which need setup routine after commandline args parsing
+GENINITRD_MODS=""
COMPRESS=yes
-USERAIDSTART=yes
-USEMDADMSTATIC=no
-USEINSMODSTATIC=no
-USE_SUSPEND=yes
-USE_TUXONICE=no
-# it should be safe to remove scsi_mod from here, but I'm not sure...
-PRESCSIMODS="-scsi_mod unknown -sd_mod"
-PREIDEMODS="-ide-core unknown -ide-detect -ide-disk"
-PREIDEMODSOLD="-ide-probe -ide-probe-mod -ide-disk"
target=""
kernel=""
force=""
MODULES=""
img_vers=""
fstab=/etc/fstab
-insmod=insmod
modext=.o
rootdev_nr=0
# device node for rootfs from fstab
rootdev=""
-# requires bootsplash package to operate
-BOOT_SPLASH=no
-# requires splashutils package to operate
-FB_SPLASH=no
-# requires splashutils package to operate
-FB_CON_DECOR=no
# internal variables
# is /dev on tmpfs
# are /dev nodes already created from /proc/devices info?
proc_partitions=no
-# LVM devices that should not be included in vgscan on initrd
-lvm_ignore_devices=''
-
-# whether v86d should be installed
-need_v86d=0
-
-# LVM volumes that are needed to activate
-# VG for root dev
-ROOTVG=""
-# VG for suspend resume dev
-SUSPENDVG=""
-
-# resume device
-resume_dev=""
-
-# if we should init NFS at boot
-have_nfs=no
-# if we should init LVM at boot
-have_lvm=no
-# if we should init md (softraid) at boot
-have_md=no
-# if we should init dmraid at boot
-have_dmraid=no
-# if we should init dm-multipath at boot
-have_multipath=no
-# dm-multipath wwid which is used for rootfs
-MPATH_WWID=
-
usage() {
uname_r=$(uname -r)
echo "usage: $PROGRAM [--version] [-v] [-f] [--ifneeded] [--preload <module>]"
echo " [--with=<module>] [--image-version] [--fstab=<fstab>] [--nocompress]"
+ echo " [--compress=yes|xz|lzma|bzip2|gzip]"
echo " [--initrdfs=rom|initramfs|ext2|cram] [--modules-conf=<modules.conf>]"
- echo " [--with-raidstart] [--without-raidstart] [--with-insmod-static]"
echo " [--with-bootsplash] [--without-bootsplash]"
echo " [--with-fbsplash] [--without-fbsplash]"
echo " [--with-fbcondecor] [--without-fbcondecor]"
echo " [--lvmtoolsversion=1|2] [--with-udev] [--without-udev]"
echo " [--with-suspend] [--without-suspend]"
echo " [--with-tuxonice] [--without-tuxonice]"
- echo " [--without-dmraid] [--without-multipath]"
- echo " [--without-blkid]"
+ echo " [--without-dmraid]"
+ echo " [--with-multipath=DEVPATH] [--without-multipath]"
+ echo " [--without-blkid] [--without-luks]"
echo " <initrd-image> <kernel-version>"
echo ""
echo "example:"
echo " $PROGRAM -f --initrdfs=rom /boot/initrd-$uname_r.gz $uname_r"
- exit 1
+ exit 0
}
msg() {
# aborts program abnormally
die() {
local rc=${2:-1}
- warn "ERROR: $1"
+ msg "ERROR: $1" >&2
exit $rc
}
+# find program from specified paths
+find_tool() {
+ local x
+ for x in "$@"; do
+ if [ -x "$x" ]; then
+ echo $x
+ debug "find_tool: found $x"
+ return 0
+ fi
+ done
+ debug "find_tool: did not found any of: $@"
+ return 1
+}
+
+# loads geninitrd modules
+geninitrd_load_mods() {
+ local mod
+ for mod in "$@"; do
+ if [ ! -f /lib/geninitrd/mod-$mod.sh ]; then
+ die "$mod geninitrd module can't be loaded"
+ fi
+ . /lib/geninitrd/mod-$mod.sh
+
+ if type setup_mod_$mod > /dev/null; then
+ # add to list which need init
+ GENINITRD_MODS="$GENINITRD_MODS $mod"
+ fi
+ done
+}
+
+# setup geninitrd modules
+geninitrd_setup_mods() {
+ local mod
+
+ for mod in $GENINITRD_MODS; do
+ eval setup_mod_$mod
+ done
+}
+
# append text to /linuxrc
# takes STDIN as input
add_linuxrc() {
mknod /dev/console c 5 1
mknod /dev/null c 1 3
mknod /dev/zero c 1 5
+ mknod /dev/urandom c 1 9
mkdir /dev/pts
mkdir /dev/shm
EOF
#
# NB! XXX do not output to STDOUT, it will appear in initrd images in some cases!
busybox_applet() {
- local err=0
+ local err=0 applet
if [ -z "$busybox_functions" ]; then
- local tmp=$(/bin/initrd-busybox 2>&1)
+ local tmp=$($busybox 2>&1)
# BusyBox v1.1.3 says applet not found if it's not called 'busybox'.
if [[ "$tmp" = *applet\ not\ found* ]]; then
local t=$(mktemp -d)
- ln -s /bin/initrd-busybox $t/busybox
+ ln -s $busybox $t/busybox
local tmp=$($t/busybox 2>&1)
rm -rf $t
fi
# Finds module dependencies
#
# @param $module
-# @param $mode [silent]
#
-# Outputs each dependant module full path including the module itself.
+# Outputs full path to module and it's dependencies
find_depmod() {
local module="$1"
- local mode="$2"
+ local skiperrors=0
- # backwards compatible, process $mode
- local modfile
- if [ "$mode" = "silent" ]; then
- modfile=$(modinfo -k $kernel -n $module 2>/dev/null)
- else
- modfile=$(modinfo -k $kernel -n $module)
+ # if module is prefixed with dash, we should ignore errors if the module
+ # can't be found.
+ if [ ${module#-} != $module ]; then
+ skiperrors=1
+ module=${module#-}
fi
- if [ ! -f "$modfile" ]; then
- if [ "$mode" != "silent" ]; then
- warn "$module: module not found for $kernel kernel"
+
+ # This works when user has module-init-tools installed even on 2.4 kernels
+ local modprobe
+ modprobe=$(modprobe --set-version $kernel --show-depends $module --ignore-install 2>&1)
+
+ if [ $? != 0 ]; then
+ if [ $skiperrors = 1 ]; then
+ return
fi
+ echo >&2 "$modprobe"
+
if ! is_no "$EXIT_IF_MISSING"; then
- exit 1
- else
- warn "If $module isn't compiled in kernel then this initrd may not start your system."
+ die "$module: module not found for $kernel kernel"
fi
+
+ warn "$module: module not found for $kernel kernel"
+ warn "If $module isn't compiled in kernel then this initrd may not start your system."
fi
- # This works when user has module-init-tools installed even on 2.4 kernels
- modprobe --set-version $kernel --show-depends $module | \
+ echo "$modprobe" | \
while read insmod modpath options; do
- echo $modpath
+ [ "$insmod" = "insmod" ] && echo $modpath
done
}
find_firmware() {
local module="$1"
- echo -n $(modinfo -k $kernel -F firmware $module 2>/dev/null | xargs)
-}
-
-findmodule() {
- local skiperrors=""
- local modName=$1
-
- if [ ${modName#-} != $modName ]; then
- skiperrors=1
- modName=${modName#-}
- fi
- # what's that?
- if [ "$modName" = "pluto" ]; then
- findmodule fc4
- findmodule soc
- fi
- if [ "$modName" = "fcal" ]; then
- findmodule fc4
- findmodule socal
+ # no firmware support in 2.4 kernels
+ if [ "$kernel_version_long" -lt "002005048" ]; then
+ return
fi
+ echo -n $(NEW_MODINFO=1 modinfo -k $kernel -F firmware $module 2>/dev/null | xargs)
+}
- local mod depmod
- if [ "$skiperrors" = 1 ]; then
- depmod=$(find_depmod $modName silent)
- else
- depmod=$(find_depmod $modName)
- if [ $? != 0 ]; then
- exit 1
- fi
- fi
+# @param $module
+find_module() {
+ local mod depmod module=$1
+ depmod=$(find_depmod $module) || exit 1
for mod in $depmod; do
mod=${mod#/lib/modules/$kernel/}
[ $m = $mod ] && have=1
done
if [ $have = 0 ]; then
- MODULES="$MODULES $mod"
-
- # if we are adding uvesafb, we need v86d as well
- if [ "$modName" = "uvesafb" ]; then
- need_v86d=yes
- fi
+ MODULES="$MODULES $mod"
fi
done
}
done
local dest=$1
set -- $src
-
+ parentDir=$(dirname $DESTDIR$dest)
+ [ ! -d "$parentDir" ] && (debug "+ mkdir -p $parentDir"; mkdir -p $parentDir)
debug "+ cp $* $DESTDIR$dest"
cp -HR "$@" "$DESTDIR$dest"
}
# install executable and it's shared libraries
inst_exec() {
if [ $# -lt 2 ]; then
- die 'Usage: inst_exec <file> [, <file>] <destination>'
+ die "Invalid params ($@), Usage: inst_exec <file>[, <file>] <destination>"
fi
local src i=0 c=$(($# - 1))
while [ $i -lt $c ]; do
inst "$@" $dest
- local lib libs=$(ldd "$@" | awk '/statically|linux-gate\.so/{next} NF == 2 {print $1} /=/{print $3}' | sort -u)
+ local lib libs=$(ldd "$@" | awk '/statically|linux-(gate|vdso)\.so/{next} NF == 2 {print $1} /=/{print $3}' | sort -u)
for lib in $libs; do
if [ ! -f "$DESTDIR/$_lib/${lib##*/}" ]; then
inst_d /$_lib
inst_exec $lib /$_lib
fi
done
+
+ # hack for uclibc linked binaries requiring this fixed path
+ # XXX: shouldn't rpath be used here instead so th
+ if [ -f $DESTDIR/$_lib/libc.so.0 ]; then
+ local lib=$DESTDIR/$_lib/libc.so.0
+ lib=$(ldd "$lib" | awk '/statically|linux-(gate|vdso)\.so/{next} NF == 2 {print $1} /=/{print $3}' | sort -u)
+ local libdir=$(cd $(dirname "$lib"); pwd)
+ if [ ! -e $DESTDIR$libdir ]; then
+ libdir=$(dirname "$libdir")
+ inst_d $libdir
+ debug "+ ln -s /$_lib $DESTDIR$libdir"
+ ln -s /$_lib $DESTDIR$libdir
+ fi
+ fi
}
# output modules.conf / modprobe.conf
# defaults to modprobe -c if not told otherwise, this means include statements
# work from there.
cache_modprobe_conf() {
- if [ "$pack_version" -lt "002005" ]; then
+ if [ "$kernel_version" -lt "002005" ]; then
modulefile=/etc/modules.conf
if [ ! -f "$modulefile" -a -f /etc/conf.modules ]; then
modulefile=/etc/conf.modules
modprobe_conf_cache=$(cat $modulefile)
else
debug "Using modprobe -c to get modules config"
- modprobe_conf_cache=$(modprobe -c)
- fi
-}
-
-find_modules_md() {
- local found raidlevel
-
- if [ -f /etc/mdadm.conf ]; then
- debug "Finding RAID details using mdadm for rootdev=$1"
- eval `/sbin/mdadm -v --examine --scan --config=/etc/mdadm.conf | awk -v rootdev="$1" '
- BEGIN {
- found = "no";
- dev_list = "";
- raidlevel = ""
- rootdev_devfs = rootdev;
- if (rootdev ~ /\/dev\/md\/[0-9]/) {
- gsub(/\/dev\/md\//,"/dev/md",rootdev_devfs);
- }
- }
-
- /^ARRAY/ {
- if (($2 == rootdev) || ($2 == rootdev_devfs)) {
- raidlevel=$3;
- gsub(/level=/,NUL,raidlevel);
- if (raidlevel ~ /^raid([0-6]|10)/) {
- gsub(/raid/,NUL,raidlevel);
- };
- found="yes";
- getline x;
- if (x ~ /devices=/) {
- dev_list = x;
- gsub(".*devices=", NUL, dev_list);
- gsub(",", " ", dev_list);
- }
- }
- }
-
- END {
- print "have_md=" found;
- print "raidlevel=" raidlevel;
- print "dev_list=\"" dev_list "\"";
- }'`
- fi
-
- if [ "$have_md" != "yes" -a -f /etc/raidtab ]; then
- die "raidtools are not longer supported. Please migrate to mdadm setup!"
- fi
-
- if is_yes "$have_md"; then
- case "$raidlevel" in
- [01]|10)
- findmodule "raid$raidlevel"
- ;;
- [456])
- findmodule "-raid$raidlevel"
- findmodule "-raid456"
- ;;
- linear)
- findmodule "linear"
- ;;
- *)
- warn "raid level $number (in mdadm config) not recognized"
- ;;
- esac
- else
- die "RAID devices not found for \"$1\", check your configuration!"
- fi
-
- rootdev_nr=$(( $rootdev_nr + 1 ))
- eval "rootdev${rootdev_nr}=\"$1\""
- eval "dev_list${rootdev_nr}=\"${dev_list}\""
-
- for device in $dev_list; do
- find_modules_for_devpath $device
- done
-}
-
-find_modules_scsi() {
- local n
- for n in $PRESCSIMODS; do
- if [ "X$n" = "Xunknown" ]; then
- debug "Finding SCSI modules using scsi_hostadapter"
- local mod scsimodules=$(modprobe_conf | awk '/scsi_hostadapter/ && ! /^[\t ]*#/ { print $3; }')
- for mod in $scsimodules; do
- # for now allow scsi modules to come from anywhere. There are some
- # RAID controllers with drivers in block
- findmodule "$mod"
- done
- else
- findmodule "$n"
- fi
- done
- findmodule "-scsi_wait_scan"
-}
-
-find_modules_ide() {
- local devpath=$1
- # remove partition, if any
- local disk=${devpath%[0-9]*}
- # set blockdev for rootfs (hda, sdc, ...)
- local rootblkdev=${disk#/dev/}
-
- local n
- if [ "$pack_version_long" -lt "002004021" ]; then
- debug "Finding IDE modules for kernels <= 2.4.20"
- for n in $PREIDEMODSOLD; do
- findmodule "$n"
- done
- else
- local tryauto=1
- for n in $PREIDEMODS; do
- if [ "X$n" = "Xunknown" ]; then
- debug "Finding IDE modules using ide_hostadapter"
- local mod idemodules=$(modprobe_conf | awk '/ide_hostadapter/ && ! /^[\t ]*#/ { print $3; }')
- for mod in $idemodules; do
- tryauto=0;
- findmodule "$mod"
- done
-
- if [ "$tryauto" -eq 1 ]; then
- # If tryauto {{{
- if [ -r /usr/share/pci-database/ide.pci -a -r /proc/bus/pci/devices ]; then
- debug "Finding IDE modules using PCI ID database"
- # Finding IDE modules using PCI ID database {{{
- if is_yes "${ide_only_root}"; then
- if [ -f /sys/block/${rootblkdev}/device/../../vendor -a -f /sys/block/${rootblkdev}/device/../../device ]; then
- vendorid="$(awk ' { gsub(/0x/,NUL); print $0 } ' /sys/block/${rootblkdev}/device/../../vendor)"
- deviceid="$(awk ' { gsub(/0x/,NUL); print $0 } ' /sys/block/${rootblkdev}/device/../../device)"
- searchpciid="${vendorid}${deviceid}"
- elif [ -f /proc/ide/${rootblkdev}/../config ]; then
- searchpciid="$(awk ' /pci bus/ { print $7$9 } ' /proc/ide/${rootblkdev}/../config)"
- fi
- fi
-
- if [ -z "${searchpciid}" ]; then
- searchpciid="$(awk ' { print $2 } ' /proc/bus/pci/devices)"
- fi
-
- idemodules=""
-
- for nb in $searchpciid; do
- eval `awk -v pciid="$nb" '{
- gsub("\t"," ");
- gsub(" +", " ");
- gsub("^ ","");
- if (/^[\t ]*#/)
- next;
- compmod = $1 ""; # make sure comparison type will be string
- # cause pci IDs are hexadecimal numeric
- if (compmod == pciid) {
- module=$2;
- # min_kernel=$3; # now in ide.pci $3,$4 = vendor and device name
- # max_kernel=$4; #
- exit 0;
- }
- }
-
- END {
- print "module=" module "\nmin_kernel=" min_kernel "\nmax_kernel=\"" max_kernel "\"\n";
- }' /usr/share/pci-database/ide.pci`
- [ -n "$module" ] && idemodules="$idemodules $module"
- done
- if is_yes "$(awk ' /ide=reverse/ { print "yes" } ' /proc/cmdline)"; then
- new_idemodules=""
- for nc in idemodules; do
- new_idemodules="$nc $new_idemodules"
- done
- idemodules="${new_idemodules}"
- fi
-
- if [ -z "$idemodules" ]; then
- echo "WARNING: rootfs on IDE device but no related modules found, loading ide-generic."
- idemodules="ide-generic"
- fi
-
- # }}}
- for nd in $idemodules; do
- findmodule "-$nd"
- done
- # }}}
- # else tryauto {{{
- else
- [ -r /usr/share/pci-database/ide.pci ] || echo "WARNING: /usr/share/pci-database/ide.pci missing."
- [ -r /proc/bus/pci/devices ] || echo "WARNING: /proc/bus/pci/devices missing."
- echo "Automatic IDE modules finding not available."
- fi
- # }}}
- fi
- else
- findmodule "$n"
- fi
- done
- fi
-}
-
-# return true if node is lvm node
-is_lvm_node() {
- local node="$1"
- if [ ! -e "$node" ]; then
- warn "WARNING: check_lvm(): node $node doesn't exist!"
- return 1
- fi
-
- # block-major-58 is lvm1
- ls -lL "$node" 2> /dev/null | awk '{if (/^b/) { if ($5 == "58,") { exit 0; } else { exit 1; } } else { exit 1; }}'
- rc=$?
-
- if [ $rc = 0 ]; then
- debug "LVM check: $node is LVM v1 node"
- # is lvm1
- return 0
- fi
-
- if [ ! -x /sbin/lvm ]; then
- debug "LVM check: no lvm2 tools present to check"
- return 0
- fi
-
- /sbin/lvm lvdisplay "$node" > /dev/null 2>&1
- rc=$?
- if [ $rc -gt 127 ]; then
- # lvdisplay terminated by signal! most likely it segfaulted.
- die "Unexpected exit from 'lvdisplay $node': $rc - are your lvm tools broken?"
- fi
-
- if [ $rc = 0 ]; then
- debug "LVM check: $node is LVM v2 node"
- else
- debug "LVM check: $node is not any LVM node"
- fi
- return $rc
-}
-
-# return dependencies MAJOR:MINOR [MAJOR:MINOR] for DM_NAME
-# TODO: patch `dmsetup export`
-dm_deps() {
- local dm_name="$1"
- dmsetup deps $dm_name | sed -e 's/, /:/g;s/^.\+ dependencies[^:]: //;s/[()]//g;'
-}
-
-# export info from dmsetup
-# param can be:
-# - MAJOR:MINOR
-# - /dev/dm-MINOR
-# - /dev/mapper/DM_NAME
-dm_export() {
- local arg="$1"
-
- case "$arg" in
- *:*)
- local maj=${arg%:*} min=${arg#*:}
- dmsetup -j $maj -m $min export
- ;;
- /dev/dm-*)
- local min=${arg#*dm-}
- local maj=$(awk '$2 == "device-mapper" {print $1}' /proc/devices)
- dm_export $maj:$min
- ;;
- /dev/mapper/*)
- local dm_name=${arg#/dev/mapper/}
- dmsetup export $dm_name
- ;;
- *)
- die "dm_export: unexpected $arg"
- ;;
- esac
-}
-
-# find dm-multipath modules for $devpath
-# returns false if $devpath is not dm-multipath
-find_modules_multipath() {
- local devpath="$1"
-
- DM_NAME=
- eval $(dm_export "$devpath")
- if [ -z "$DM_NAME" ]; then
- die "dm_export failed unexpectedly"
- fi
-
- # Partition:
- # DM_NAME=LUN-28p1
- # DM_UUID=part1-mpath-36006016002c11800a0aa05fbfae0db11
- # Disk:
- # DM_NAME=LUN-28
- # DM_UUID=mpath-36006016002c11800a0aa05fbfae0db11
- MPATH_WWID=${DM_UUID##*-}
-
- local info=$(multipath -l $MPATH_WWID)
- if [ -z "$info" ]; then
- return 1
- fi
-
- debug "Finding modules for dm-multipath (WWID=$MPATH_WWID)"
- have_multipath=yes
- local dev phydevs=$(echo "$info" | awk '$2 ~ /^[0-9]+:[0-9]+:[0-9]+:[0-9]+$/{printf("/dev/%s\n", $3)}')
- for dev in $phydevs; do
- find_modules_for_devpath $dev
- lvm_ignore_devices="$lvm_ignore_devices $dev"
- done
-
- local hw hwhandlers=$(echo "$info" | awk '/hwhandler=1/{sub(/.*hwhandler=1 /, ""); sub(/\]$/, ""); print}')
- for hw in $hwhandlers; do
- findmodule "dm-$hw"
- done
-
- local target targets=$(echo "$info" | awk '/prio=/{print $2}' | sort -u)
- for target in $targets; do
- findmodule "dm-$target"
- done
-
- findmodule "dm-mod"
- return 0
-}
-
-# find dmraid modules for $devpath
-# returns false if $devpath is not on dmraid
-find_modules_dmraid() {
- local devpath="$1"
-
- # get blockdev itself (without partition)
- # /dev/mapper/sil_ahbgadcbchfc3 -> /dev/mapper/sil_ahbgadcbchfc
- local blockdev=${devpath%%[0-9]*}
- local raidname=${blockdev#/dev/mapper/}
- local found=0
-
- local dev phydevs=$(dmraid -r -cdevpath,raidname | awk -F, -vv="$raidname" '{if ($2 == v) print $1}')
- for dev in $phydevs; do
- find_modules_for_devpath $dev
- lvm_ignore_devices="$lvm_ignore_devices $dev"
- found=1
- done
-
- if [ $found = 0 ]; then
- return 1
+ modprobe_conf_cache=$(modprobe -c --set-version $kernel)
fi
-
- findmodule "dm-mirror"
- have_dmraid=yes
- return 0
}
# find modules for $devpath
die "No argument passed to find_modules_for_devpath() - is your /etc/fstab correct?"
fi
- # /dev/dm-3 -> /dev/mapper/sil_ahbgadcbchfc3
- case "$devpath" in
- /dev/dm-*)
+ if [[ "$devpath" = /dev/dm-* ]]; then
+ # /dev/dm-3 -> /dev/mapper/sil_ahbgadcbchfc3
devpath=$(dm_longname "$devpath")
- ;;
- esac
+ fi
+
+ if [ -L "$devpath" ] && ! is_lvm "$devpath"; then
+ # sanitize things like:
+ # /dev/block/104:2 -> /dev/cciss/c0d0p2
+ devpath=$(readlink -f "$devpath")
+ fi
+
debug "Finding modules for device path $devpath"
- if is_yes "`echo "$devpath" | awk '/^([0-9]+\.[0-9]+\.[0-9]+\.[0-9]+:|\/dev\/nfs)/ { print "yes"; }'`"; then
- if [ ! -x /usr/bin/pcidev -a -z "$NFS_ETH_MODULES" ]; then
- die "root on NFS but /usr/bin/pcidev not found. Please install correct pci-database package and rerun $PROGRAM."
- fi
- if [ ! -f /proc/bus/pci/devices ]; then
- warn "Remember to add network card modules in /etc/sysconfig/geninitrd, example:"
- warn "BASICMODULES=\"e1000 ne2k-pci mii 8139too 3c59x\""
- else
- local m
- [ -z "$NFS_ETH_MODULES" ] && NFS_ETH_MODULES=$(/usr/bin/pcidev /m net | xargs)
- warn "NOTE: Network card(s) module(s) $NFS_ETH_MODULES is for this machine"
- for m in $NFS_ETH_MODULES; do
- findmodule "$m"
- done
- fi
- findmodule "-ipv4"
- findmodule "nfs"
- have_nfs=yes
- warn "Remember to use \`root=/dev/ram0 init=/linuxrc' when starting kernel"
- warn "or you will have problems like init(xx) being child process of swapper(1)."
+ if is_luks "$devpath"; then
+ find_modules_luks "$devpath"
return
fi
- if [[ "$devpath" == /dev/md* ]]; then
+ if is_nfs "$devpath"; then
+ find_modules_nfs "$devpath"
+ return
+ fi
+
+ if is_md "$devpath"; then
find_modules_md "$devpath"
return
fi
- if is_yes "$USE_MULTIPATH" && [[ "$devpath" == /dev/mapper/* ]]; then
+ if is_multipath "$devpath"; then
if find_modules_multipath "$devpath"; then
return
fi
+
# fallback
fi
- if is_yes "$USE_DMRAID" && is_yes "$(echo "$devpath" | awk '/^\/dev\/mapper\/(sil|hpt37x|hpt45x|isw|lsi|nvidia|pdc|sil|via|dos)_/ { print "yes"; }')"; then
+ if is_dmraid "$devpath"; then
if find_modules_dmraid "$devpath"; then
return
fi
# fallback
fi
- if is_yes "$(echo "$devpath" | awk '/^\/dev\/(sd|scsi)/ { print "yes"; }')"; then
- find_modules_scsi
+ if is_scsi "$devpath"; then
+ find_modules_scsi "$devpath"
return
fi
- if is_yes "$(echo "$devpath" | awk '/^\/dev\/(hd|ide)/ { print "yes"; }')"; then
+ if is_ide "$devpath"; then
find_modules_ide "$devpath"
return
fi
if [[ "$devpath" == /dev/rd/* ]]; then
- findmodule "DAC960"
+ find_module "DAC960"
+ rootdev_add=/dev/rd/
return
fi
if [[ "$devpath" == /dev/ida/* ]]; then
- findmodule "cpqarray"
+ find_module "cpqarray"
+ rootdev_add=/dev/ida/
return
fi
if [[ "$devpath" == /dev/cciss/* ]]; then
- findmodule "cciss"
+ find_module "cciss"
+ rootdev_add=/dev/cciss/
return
fi
if [[ "$devpath" == /dev/ataraid/* ]]; then
find_modules_ide
- findmodule "ataraid"
+ find_module "ataraid"
ataraidmodules=$(modprobe_conf | awk '/ataraid_hostadapter/ && ! /^[\t ]*#/ { print $3; }')
if [ -n "$ataraidmodules" ]; then
# FIXME: think about modules compiled in kernel
die "ataraid_hostadapter alias not defined in modprobe.conf! Please set it and run $PROGRAM again."
fi
for n in $ataraidmodules; do
- findmodule "$n"
+ find_module "$n"
done
+ rootdev_add=/dev/ataraid/
return
fi
loopFile="$(echo $line | awk '{print $5}')"
BASICMODULES="$BASICMODULES -loop"
- findmodule "-$loopFs"
+ find_module "-$loopFs"
BASICMODULES="$BASICMODULES -${loopFs}"
return
fi
- if is_lvm_node "$devpath"; then
- node="$devpath"
-
- if [ ! -f /sbin/initrd-lvm -o ! -x /sbin/lvdisplay -o ! -x /sbin/pvdisplay ]; then
- die "root on LVM but /sbin/initrd-lvm, /sbin/lvdisplay and /sbin/pvdisplay not found. Please install lvm(2) and lvm(2)-initrd package and rerun $PROGRAM."
- fi
- if [ -z "$LVMTOOLSVERSION" ]; then
- LVMTOOLSVERSION=$(/sbin/initrd-lvm vgchange --version 2>/dev/null|head -n 1|awk '{gsub("vgchange: Logical Volume Manager ",NIL); gsub("LVM version: ",NIL); gsub(/\..*/,NIL); print $1}')
- if [ -z "$LVMTOOLSVERSION" ]; then
- die "Can't determine LVM tools version. Please set LVMTOOLSVERSION and rerun $PROGRAM."
- fi
- fi
-
- local vg=$(/sbin/lvdisplay -c "$node" 2> /dev/null | awk -F":" ' { print $2 } ')
- VGVOLUMES=$(echo $VGVOLUMES $vg | tr ' ' '\n' | sort -u)
- local pv=$(/sbin/pvdisplay -c 2>/dev/null | awk -F":" -v vg="$vg" ' BEGIN { devices="" } { if ($2 == vg) { devices = devices " " $1 } } END { print devices } ')
- PVDEVICES=$(echo $PVDEVICES $pv | tr ' ' '\n' | sort -u)
-
- if [ -n "$PVDEVICES" ]; then
- for device in $PVDEVICES; do
- find_modules_for_devpath $device
- done
- else
- die "I wasn't able to find PV (via lvdisplay and pvdisplay). You can try to set PVDEVICES in /etc/sysconfig/geninitrd."
- fi
- if [ "$LVMTOOLSVERSION" = "2" ]; then
- findmodule "-dm-mod"
- elif [ "$LVMTOOLSVERSION" = "1" ]; then
- findmodule "-lvm"
- findmodule "-lvm-mod"
- else
- die "LVM version $LVMTOOLSVERSION is not supported yet."
- fi
- debug "LVM v$LVMTOOLSVERSION enabled"
- have_lvm=yes
+ if is_lvm "$devpath"; then
+ find_modules_lvm "$devpath"
return
fi
}
firmware_install_module() {
local module="$1"
local firmware_files="$2"
- local force="$3"
debug "Adding Firmwares ($firmware_files) to initrd for module $module"
# firmware not yet installed
fi
for firmware in $firmware_files; do
- if [ ! -f "/lib/firmware/$firmware" ]; then
- if [ -n "$force" ]; then
- die "firmware file /lib/firmware/$firmware doesn't exist."
- else
- warn "firmware file /lib/firmware/$firmware doesn't exist. Skipping."
- fi
- else
+ if [ -f "/lib/firmware/$kernel/$firmware" ]; then
+ FIRMWAREDIR=${firmware%/*}
+ [ "$FIRMWAREDIR" != "$firmware" ] && inst_d /lib/firmware/$FIRMWAREDIR
+ inst /lib/firmware/$kernel/$firmware /lib/firmware/$firmware
+ elif [ -f "/lib/firmware/$firmware" ]; then
+ FIRMWAREDIR=${firmware%/*}
+ [ "$FIRMWAREDIR" != "$firmware" ] && inst_d /lib/firmware/$FIRMWAREDIR
inst /lib/firmware/$firmware /lib/firmware/$firmware
+ else
+ die "firmware file /lib/firmware/$firmware nor /lib/firmware/$kernel/$firmware found."
fi
done
fi
if [ -n "$firmware_var" ]; then
- firmware_install_module "$module" "$firmware_var" "force=yes"
+ firmware_install_module "$module" "$firmware_var"
else
firmware_files=$(find_firmware "$module")
if [ -n "$firmware_files" ]; then
fi
fi
- echo "$insmod /lib/modules/$kernel/$modpath $options" | add_linuxrc
+ echo "insmod /lib/modules/$kernel/$modpath $options" | add_linuxrc
if [ -n "$sleep_var" ]; then
echo "usleep $sleep_var" | add_linuxrc
fi
- done
-}
-
-find_modules_suspend() {
- if [ ! -x /usr/${_lib}/suspend/resume -a ! -x /usr/sbin/resume ]; then
- die "/usr/${_lib}/suspend/resume is missing!"
- fi
- resume_dev="$(awk '/^resume device =/ { print $4 } ' /etc/suspend.conf)"
-
- local vgvolumes=$VGVOLUMES
- find_modules_for_devpath $resume_dev
+ if [ "$module" = "scsi_wait_scan" ]; then
+ if [ "$(busybox_applet rmmod 2>/dev/null; echo $?)" = 0 ]; then
+ echo "rmmod scsi_wait_scan" | add_linuxrc
+ fi
+ fi
- if [ "$VGVOLUMES" != "$vgvolumes" ]; then
- # save our VG to be able to differenciate between rootfs VG
- SUSPENDVG=$VGVOLUMES
- VGVOLUMES=$vgvolumes
- debug "suspend device is on LVM"
- fi
+ done
}
-initrd_gen_suspend() {
- mknod $DESTDIR/dev/snapshot c 10 231
- mkdir -p $DESTDIR${resume_dev%/*}
- inst $resume_dev $resume_dev
-
- inst /etc/suspend.conf /etc/suspend.conf
- if [ -x /usr/${_lib}/suspend/resume ]; then
- inst /usr/${_lib}/suspend/resume /bin/resume
- else
- inst /usr/sbin/resume /bin/resume
+# Generates /dev nodes based on /proc/partitions information.
+# Needs /proc mounted.
+# Can be called multiple times.
+initrd_gen_devices() {
+ if is_yes "$proc_partitions"; then
+ return
fi
+ proc_partitions=yes
+ mount_dev
add_linuxrc <<-'EOF'
- resume=no
- for arg in $CMDLINE; do
- if [ "${arg##resume=}" != "${arg}" ]; then
- resume=yes
- fi
- done
- if [ "$resume" = "yes" ]; then
- resume
- fi
+ : 'Making device nodes'
+ cat /proc/partitions | (
+ # ignore first two lines: header, empty line
+ read b; read b
+
+ while read major minor blocks dev rest; do
+ node=/dev/$dev
+ mkdir -p ${node%/*}
+ [ -e $node ] || mknod $node b $major $minor
+ done
+ )
EOF
}
-initrd_gen_tuxonice() {
- mount_sys
+
+initrd_gen_setrootdev() {
+ debug "Adding rootfs finding based on kernel cmdline root= option support."
add_linuxrc <<-'EOF'
- resume=no
- for arg in $CMDLINE; do
- if [ "${arg##resume=}" != "${arg}" -o "${arg##resume2=}" != "${arg}" ]; then
- resume=yes
+ if [ "${ROOT##/dev/}" != "${ROOT}" ]; then
+ rootnr="$(busybox awk -v rootnode="${ROOT##/dev/}" '$4 == rootnode { print 256 * $1 + $2 }' /proc/partitions)"
+ if [ -n "$rootnr" ]; then
+ echo "$rootnr" > /proc/sys/kernel/real-root-dev
fi
- done
- if [ "$resume" = "yes" ]; then
- [ -e /proc/suspend2/do_resume ] && echo > /proc/suspend2/do_resume
- [ -e /sys/power/suspend2/do_resume ] && echo > /sys/power/suspend2/do_resume
- [ -e /sys/power/tuxonice/do_resume ] && echo > /sys/power/tuxonice/do_resume
fi
EOF
}
-initrd_gen_v86d() {
- debug "initrd_gen_v86d"
- mknod $DESTDIR/dev/mem c 1 1
- mknod $DESTDIR/dev/tty1 c 4 1
- inst_d /sbin
- inst_exec /sbin/v86d /sbin
-}
-
-initrd_gen_udev() {
- debug "Setting up udev..."
- inst_d /sbin /etc/udev
-
- if [ ! -x /sbin/initrd-udevd ]; then
- die "/sbin/initrd-udevd not present"
+initrd_gen_initramfs_switchroot() {
+ inst_d /newroot
+ if [ "$rootdev" = "/dev/nfs" ]; then
+ echo "rootfs on NFS root=/dev/nfs"
+ else
+ [ ! -e "$DESTDIR/$rootdev" ] && inst $rootdev $rootdev
fi
- inst /sbin/initrd-udevd /sbin/udevd
- inst /etc/udev/udev.conf /etc/udev/udev.conf
-
- mount_dev
- mount_sys
+ # parse 'root=xxx' kernel commandline
+ # We support passing root as hda3 /dev/hda3 0303 0x0303 and 303
add_linuxrc <<-'EOF'
- : 'Starting udev'
- /sbin/udevd --daemon
- EOF
+ device=/dev/no_partition_found
+ eval "$(busybox awk -v c="$ROOT" '
+ BEGIN {
+ num_pattern_short = "[0-9a-f][0-9a-f][0-9a-f]";
+ num_pattern = "[0-9a-f]" num_pattern_short;
+ dev_pattern = "[hms][a-z][a-z]([0-9])+";
+ partition = "no_partition_found";
+ min = -1; maj = -1;
- inst /sbin/initrd-udevadm /sbin/udevadm
- ln -s udevadm $DESTDIR/sbin/udevsettle
- ln -s udevadm $DESTDIR/sbin/udevtrigger
- add_linuxrc <<-'EOF'
- /sbin/udevtrigger
- /sbin/udevsettle
+ sub("^0x", "", c);
+ if (c ~ "^" num_pattern_short "$") sub("^", "0", c);
+ if (c ~ "^" num_pattern "$") {
+ maj = sprintf("%s",substr(c,1,2));
+ min = sprintf("%s",substr(c,3));
+ }
+ if (c ~ "^\/dev\/" dev_pattern "$") sub("^/dev/","", c);
+ if (c ~ "^" dev_pattern "$") partition = c;
+ }
+
+ $4 ~ partition { maj = $1; min = $2; }
+ $1 ~ maj && $2 ~ min { partition = $4; }
+
+ END {
+ if (maj >= 0 && min >= 0) {
+ printf("device=/dev/%s; maj=%s; min=%s;\n", partition, maj, min);
+ }
+ }
+ ' /proc/partitions)"
+ if [ "$device" != '/dev/no_partition_found' -a ! -b $device ]; then
+ mknod $device b $maj $min
+ fi
EOF
- busybox_applet killall
- add_linuxrc <<-'EOF'
- killall udevd
+ add_linuxrc <<-EOF
+ rootdev=$rootdev
+ rootfs=$rootFs
EOF
-}
-initrd_gen_multipath() {
- inst_d /sbin /lib/udev /etc/multipath
- inst_exec /sbin/kpartx /sbin
- inst_exec /sbin/multipath /sbin
- # for udev callouts
- inst_exec /sbin/scsi_id /lib/udev
- inst_exec /sbin/mpath* /sbin
- egrep -v '^([ ]*$|#)' /etc/multipath.conf > $DESTDIR/etc/multipath.conf
-
- if [ -f /etc/multipath/bindings ]; then
- egrep -v '^([ ]*$|#)' /etc/multipath/bindings > $DESTDIR/etc/multipath/bindings
- else
- touch $DESTDIR/etc/multipath/bindings
- fi
-
- mount_dev
- initrd_gen_devices
-
- mount_sys
- echo "export MPATH_WWID=$MPATH_WWID" | add_linuxrc
add_linuxrc <<-'EOF'
- # parse mpath_wwid= from kernel commandline
- for arg in $CMDLINE; do
- if [ "${arg##mpath_wwid=}" != "${arg}" ]; then
- MPATH_WWID=${arg##mpath_wwid=}
- if [ "$MPATH_WWID" = "*" ]; then
- # '*' would mean activate all WWID-s
- MPATH_WWID=
- echo "multipath: Activating all WWID-s"
- else
- echo "multipath: Activating WWID=$WWID"
- fi
- fi
- done
-
- debugshell
- /sbin/multipath -v 0 $MPATH_WWID
-
- for a in /dev/mapper/*; do
- [ $a = /dev/mapper/control ] && continue
- /sbin/kpartx -a -p p $a
- done
- debugshell
- EOF
-}
-
-initrd_gen_dmraid() {
- if [ ! -x /sbin/dmraid-initrd ]; then
- die "/sbin/dmraid-initrd is missing!"
- fi
-
- inst_d /sbin
- inst /sbin/dmraid-initrd /sbin/dmraid
-
- mount_dev
- mount_sys
- initrd_gen_devices
- add_linuxrc <<-EOF
- # 2 secs was enough for my system to initialize. but really this is udev issue?
- usleep 2000000
- : 'Activating Device-Mapper RAID(s)'
- /sbin/dmraid -ay -i
-
- debugshell
- EOF
-}
-
-initrd_gen_bootsplash() {
- local target="$1"
-
- debug "Generating bootsplash"
-
- if [ ! -x /bin/splash.bin ]; then
- warn "Failed to execute /bin/splash.bin. Is bootsplash package installed?"
- return
- fi
-
- if [ -r /etc/sysconfig/bootsplash ]; then
- . /etc/sysconfig/bootsplash
- fi
-
- if [ -z "$THEME" ]; then
- warn "Please configure your /etc/sysconfig/bootsplash first."
- warn "Generating bootsplashes skipped."
- return
- fi
-
- if [ -z "$BOOT_SPLASH_RESOLUTIONS" ]; then
- warn "No BOOT_SPLASH_RESOLUTIONS specified in /etc/sysconfig/bootsplash."
- warn "Not adding bootsplash to initrd."
- fi
-
- for res in $BOOT_SPLASH_RESOLUTIONS; do
- if [ -f "/etc/bootsplash/themes/$THEME/config/bootsplash-$res.cfg" ]; then
- /bin/splash.bin -s -f "/etc/bootsplash/themes/$THEME/config/bootsplash-$res.cfg" >> "$target" && \
- debug "Added $res $THEME theme to initrd."
- else
- warn "/etc/bootsplash/themes/$THEME/config/bootsplash-$res.cfg doesn't exist, skipped"
- fi
- done
-}
-
-initrd_gen_fbsplash() {
- debug "Generating fbsplash"
-
- if [ ! -x /usr/bin/splash_geninitramfs -a ! -x /usr/sbin/splash_geninitramfs ]; then
- warn "Failed to find splash_geninitramfs. Is splashutils package installed?"
- return
- fi
-
- if [ -r /etc/sysconfig/fbsplash ]; then
- . /etc/sysconfig/fbsplash
- fi
-
- if [ -z "$SPLASH_THEME" ]; then
- warn "Please configure your /etc/sysconfig/fbsplash first."
- warn "Generating fbsplashes skipped."
- return
- fi
-
- if [ -z "$FB_SPLASH_RESOLUTIONS" ]; then
- warn "No FB_SPLASH_RESOLUTIONS specified in /etc/sysconfig/fbsplash."
- warn "Not adding fbsplash to initramfs."
- return
- fi
-
- for res in $FB_SPLASH_RESOLUTIONS; do
- if [ -f "/etc/splash/$SPLASH_THEME/$res.cfg" ]; then
- /usr/bin/splash_geninitramfs -c $DESTDIR -r $res $SPLASH_THEME && \
- debug "Added $res $SPLASH_THEME theme to initramfs."
- else
- warn "/etc/splash/$SPLASH_THEME/$res.cfg doesn't exist, skipped"
+ if [ "$device" = '/dev/no_partition_found' ]; then
+ device=$rootdev
fi
- done
-}
-
-initrd_gen_fbcondecor() {
- debug "Generating fbcondecor"
-
- if [ ! -x /usr/bin/splash_geninitramfs -a ! -x /usr/sbin/splash_geninitramfs ]; then
- warn "Failed to find splash_geninitramfs. Is splashutils package installed?"
- return
- fi
-
- if [ -r /etc/sysconfig/splash ]; then
- . /etc/sysconfig/splash
- fi
-
- if [ -z "$SPLASH_THEME" ]; then
- warn "Please configure your /etc/sysconfig/splash first."
- warn "Generating of splashes skipped."
- return
- fi
-
- if [ -z "$FB_SPLASH_RESOLUTIONS" ]; then
- warn "No FB_SPLASH_RESOLUTIONS specified in /etc/sysconfig/splash."
- warn "Not adding fbcondecor to initramfs."
- return
- fi
- for res in $FB_SPLASH_RESOLUTIONS; do
- if [ -f "/etc/splash/$SPLASH_THEME/$res.cfg" ]; then
- /usr/sbin/splash_geninitramfs -c $DESTDIR -r $res $SPLASH_THEME && \
- debug "Added $res $SPLASH_THEME theme to initramfs."
- else
- warn "/etc/splash/$SPLASH_THEME/$res.cfg doesn't exist, skipped"
+ mount -t $rootfs -r $device /newroot
+ init="$(echo "$CMDLINE" | busybox awk '/init=\// { gsub(/.*init=/,NIL,$0); gsub(/ .*/,NIL,$0); print }')"
+ if [ -z "$init" -o ! -x "/newroot$init" ]; then
+ init=/sbin/init
fi
- done
-}
-
-# Generates /dev nodes based on /proc/partitions information.
-# Needs /proc mounted.
-# Can be called multiple times.
-initrd_gen_devices() {
- if is_yes "$proc_partitions"; then
- return
- fi
- proc_partitions=yes
-
- mount_dev
- add_linuxrc <<-'EOF'
- : 'Making device nodes'
- cat /proc/partitions | (
- # ignore first two lines: header, empty line
- read b; read b
-
- while read major minor blocks dev rest; do
- node=/dev/$dev
- mkdir -p ${node%/*}
- [ -e $node ] || mknod $node b $major $minor
- done
- )
EOF
-}
-
-initrd_gen_md() {
- debug "Setting up mdadm..."
-
- if [ ! -x /sbin/mdadm -o ! -x /sbin/initrd-mdassemble ]; then
- die "/sbin/mdadm or /sbin/initrd-mdassemble is missing!"
- fi
-
- inst /sbin/initrd-mdassemble /bin/mdassemble
-
- # LVM on RAID case
- dev_list_extra=$(awk '/^DEVICE / { for (i=2; i<=NF; i++) { printf "%s ", $i; }; } ' /etc/mdadm.conf)
- if [ "$dev_list_extra" = "partitions" ]; then
- # FIXME: handle this case (see man mdadm.conf)
- echo "DEVICE partitions" >> "$DESTDIR/etc/mdadm.conf"
- dev_list_extra=""
- else
- for ex_dev in $dev_list_extra; do
- echo "DEVICE $ex_dev" >> "$DESTDIR/etc/mdadm.conf"
- done
- fi
- do_md0=1
- for nr in `seq 1 $rootdev_nr`; do
- eval cr_rootdev="\$rootdev${nr}"
- eval cr_dev_list="\$dev_list${nr}"
- debug echo "Setting up array ($cr_rootdev = $cr_dev_list)"
-
- [ "$cr_rootdev" = "/dev/md0" ] && do_md0=0
-
- echo "DEVICE $cr_dev_list" >> "$DESTDIR/etc/mdadm.conf"
- cr_dev_list_md="$(echo "$cr_dev_list" | xargs | awk ' { gsub(/ +/,",",$0); print $0; }')"
- cr_md_conf=$(/sbin/mdadm --detail --brief --config=/etc/mdadm.conf $cr_rootdev | awk ' { gsub(/spares=[0-9]+/, "", $0); print $0; }')
- if [ -n "$cr_md_conf" ]; then
- echo "$cr_md_conf" >> "$DESTDIR/etc/mdadm.conf"
- else
- echo "ARRAY $cr_rootdev devices=$cr_dev_list_md" >> "$DESTDIR/etc/mdadm.conf"
- fi
-
- for f in $cr_dev_list $cr_rootdev $dev_list_extra; do
- # mkdir in case of devfs name
- inst_d $(dirname $f)
- [ -e "$DESTDIR/$f" ] && continue
- # this works fine with and without devfs
- inst $f $f
- done
- done
-
- echo "mdassemble" | add_linuxrc
-
- # needed to determine md-version
- if [ "$do_md0" -eq 1 ]; then
- mknod $DESTDIR/dev/md0 b 9 0
- fi
-}
-initrd_gen_nfs() {
- # use root=/dev/ram0 init=/linuxrc when starting kernel or you will
- # have problems like init(XX) being child process of swapper(1).
- debug "Adding rootfs on NFS support to initrd (dhcp)"
- mknod "$DESTDIR/dev/urandom" c 1 9
- mkdir "$DESTDIR/newroot"
+ umount_all
+ busybox_applet switch_root
add_linuxrc <<-'EOF'
- ifconfig lo 127.0.0.1 up
- route add -net 127.0.0.0 mask 255.0.0.0 lo
- ifconfig eth0 up
- udhcpc -i eth0 -f -q -s /bin/setdhcp
-
- cd /newroot
- pivot_root . initrd
- [ -x /sbin/chroot ] && exec /sbin/chroot . /sbin/init -i < dev/console > dev/console 2>&1
- exec /usr/sbin/chroot . /sbin/init -i < dev/console > dev/console 2>&1
- EOF
+ exec switch_root /newroot $init ${1:+"$@"}
- cat <<-'EOF' > "$DESTDIR/bin/setdhcp"
- #!/bin/sh
- [ "$1" != "bound" ] && exit
- [ -n "$broadcast" ] && BROADCAST="broadcast $broadcast"
- [ -n "$subnet" ] && NETMASK="netmask $subnet"
- ifconfig $interface $ip $BROADCAST $NETMASK up
- if [ -n "$router" ]; then
- for r in $router; do
- route add default gw $r dev $interface
- done
- fi
+ echo "Error! initramfs should not reach this place."
+ echo "It probably means you've got old version of busybox, with broken"
+ echo "initramfs support. Trying to boot anyway, but won't promise anything."
- for o in $CMDLINE; do
- case $o in
- nfsroot=*)
- rootpath=${o#nfsroot=}
- ;;
- esac
- done
+ exec chroot /newroot $init ${1:+"$@"}
- if [ -n "$rootpath" ]; then
- mount -n -t nfs -o ro,nolock,posix,tcp,wsize=8192,rsize=8192 $rootpath /newroot
- else
- echo "Missing rootpath in what DHCP server sent to us. Failing..."
- echo "All seen variables are listed below:"
- set
- fi
+ echo "Failed to chroot!"
EOF
-
- chmod 755 "$DESTDIR/bin/setdhcp"
+ # we need /init being real file, not symlink, otherwise the initramfs will
+ # not be ran by pid 1 which is required for switch_root
+ mv $DESTDIR/linuxrc $DESTDIR/init
+ ln -s init $DESTDIR/linuxrc
}
-initrd_gen_lvm() {
- debug "Adding LVM support to initrd"
- inst_d /tmp /newroot
- inst /sbin/initrd-lvm /bin/lvm.static
-
- # always make /dev on tmpfs for LVM2
- if [ "$LVMTOOLSVERSION" = "2" ]; then
- mount_dev
- fi
-
- if ! is_yes "$dev_mounted"; then
- inst_d /dev/mapper
- mknod $DESTDIR/dev/mapper/control c 10 63
- for device in $PVDEVICES; do
- # if LVM on RAID then device might be copied already in gen_md
- [ -e "$DESTDIR/dev/$(basename $device)" ] && continue
- inst $device /dev
- done
+# find if $symbol exists in System.map $mapfile
+sym_exists() {
+ local mapfile="$1"
+ local symbol="$2"
+ if [ ! -f $mapfile ]; then
+ # missing mapfile (not a pld kernel?)
+ return 1
fi
- mount_tmp
- if [ "$LVMTOOLSVERSION" = "1" ]; then
- add_linuxrc <<-EOF
- lvm vgscan -T
- for vg in $VGVOLUMES; do
- lvm vgchange -T -a y $vg
- done
- EOF
- else
- echo "cat /etc/lvm.conf > /tmp/lvm.conf" | add_linuxrc
- echo "global {" > "$DESTDIR/etc/lvm.conf"
- echo " locking_type = 0" >> "$DESTDIR/etc/lvm.conf"
- echo " locking_dir = \"/tmp\"" >> "$DESTDIR/etc/lvm.conf"
- echo "}" >> "$DESTDIR/etc/lvm.conf"
- echo "devices {" >> "$DESTDIR/etc/lvm.conf"
- echo " sysfs_scan=0" >> "$DESTDIR/etc/lvm.conf"
- if is_yes "$have_md"; then
- echo " md_component_detection = 1" >> "$DESTDIR/etc/lvm.conf"
- fi
- if is_yes "$have_dmraid" || is_yes "$have_multipath"; then
- echo ' types = [ "device-mapper", 254 ]' >> "$DESTDIR/etc/lvm.conf"
- fi
- if [ "$lvm_ignore_devices" ]; then
- # TODO: think of merging with lvm dumpconfig output
- echo ' filter = [' >> "$DESTDIR/etc/lvm.conf"
- local dev
- for dev in $lvm_ignore_devices; do
- debug "LVM v2: ignore device $dev"
- printf ' "r|^%s.*|",\n' $dev
- done >> "$DESTDIR/etc/lvm.conf"
- echo ']' >> "$DESTDIR/etc/lvm.conf"
- fi
- # XXX filter= must be on one line!
- lvm dumpconfig | awk '/filter=/' >> "$DESTDIR/etc/lvm.conf"
- echo "}" >> "$DESTDIR/etc/lvm.conf"
-
- initrd_gen_devices
-
- add_linuxrc <<-EOF
- export ROOTDEV=$rootdev
- export ROOTVG="$VGVOLUMES"
- export SUSPENDVG=$SUSPENDVG
- EOF
- add_linuxrc <<-'EOF'
- # parse rootdev from kernel commandline
- if [ "$ROOT" != "$ROOTDEV" ]; then
- ROOTDEV=$ROOT
- echo "LVM: Using 'root=$ROOTDEV' from kernel commandline"
- local tmp=${ROOTDEV#/dev/}
- if [ "$tmp" != "$ROOTDEV" ]; then
- ROOTVG=${tmp%/*}
- echo "LVM: Using Volume Group '$ROOTVG' for rootfs"
- fi
- fi
-
- # skip duplicate VG
- if [ "$SUSPENDVG" = "$ROOTVG" ]; then
- export VGVOLUMES="$ROOTVG"
- else
- export VGVOLUMES="$SUSPENDVG $ROOTVG"
- fi
-
- # disable noise from LVM accessing devices that aren't ready.
- read printk < /proc/sys/kernel/printk
- if [ ! "$DEBUGINITRD" ]; then
- echo 0 > /proc/sys/kernel/printk
- fi
-
- export LVM_SYSTEM_DIR=/tmp
- : 'Scanning for Volume Groups'
- lvm.static vgscan --mknodes --ignorelockingfailure 2>/dev/null
-
- : 'Activating Volume Groups'
- for vol in $VGVOLUMES; do
- lvm.static vgchange --ignorelockingfailure -a y $vol 2>/dev/null
- done
-
- echo "$printk" > /proc/sys/kernel/printk
-
- # Find out major/minor
- attrs="$(lvm.static lvdisplay --ignorelockingfailure -c $ROOTDEV 2>/dev/null)"
- if [ "$attrs" ]; then
- majmin="${attrs#*$ROOTDEV*:*:*:*:*:*:*:*:*:*:*:*}"
- if [ "$majmin" != "$attrs" ]; then
- major="${majmin%:*}"
- minor="${majmin#*:}"
- fi
- fi
-
- if [ "$major" -a "$minor" ]; then
- # Pass it to kernel
- echo $((256 * $major + $minor)) > /proc/sys/kernel/real-root-dev
- else
- echo 2>&1 "Error figuring out real root device for $ROOTDEV!"
- echo 2>&1 "System will not most likely boot up! So dropping you to a shell!"
- echo 2>&1 ""
- sh
- fi
- EOF
- fi
+ awk -vc=1 -vsymbol="$symbol" '$2 == "T" && $3 == symbol {c = 0} END {exit c}' $mapfile
}
-initrd_gen_blkid()
-{
- debug "Adding BLKID support to initrd"
- inst /sbin/initrd-blkid /bin/blkid
- initrd_gen_devices
- add_linuxrc <<-'EOF'
- # if built with blkid change ROOT=LABEL=something into ROOT=/dev/somethingelse -
- # parsed by blkid
- if [ "${ROOT##LABEL=}" != "${ROOT}" -o "${ROOT##UUID=}" != "${ROOT}" ]; then
- ROOT="$(/bin/blkid -t $ROOT -o device -l)"
+# find best compressor (or forced one) for initrd
+find_compressor() {
+ local mode="$1"
+ # the best compressor list
+ local compressors='xz lzma bzip2 gzip'
+
+ # a specified one, take it
+ if ! is_yes "$mode"; then
+ compressors="$mode"
+ fi
+
+ debug "finding compressor: $compressors (via $mode)"
+ # check for compressor validity
+ local c prog map=/boot/System.map-$kernel
+ for c in $compressors; do
+ case $c in
+ xz)
+ sym=unxz
+ prog=/usr/bin/xz
+ ;;
+ lzma)
+ sym=unlzma
+ prog=/usr/bin/xz
+ ;;
+ bzip2)
+ sym=bzip2
+ prog=/usr/bin/bzip2
+ ;;
+ gzip)
+ sym=gunzip
+ prog=/bin/gzip
+ ;;
+ *)
+ die "Unknown compressor $c"
+ ;;
+ esac
+ if sym_exists $map $sym && [ -x $prog ]; then
+ echo $c
+ return
fi
- EOF
-}
+ done
-initrd_gen_setrootdev() {
- debug "Adding rootfs finding based on kernel cmdline root= option support."
- add_linuxrc <<-'EOF'
- if [ "${ROOT##/dev/}" != "${ROOT}" ]; then
- rootnr="$(busybox awk -v rootnode="${ROOT##/dev/}" '$4 == rootnode { print 256 * $1 + $2 }' /proc/partitions)"
- if [ -n "$rootnr" ]; then
- echo "$rootnr" > /proc/sys/kernel/real-root-dev
- fi
- fi
- EOF
+ debug "using gzip for compressor (fallback)"
+ echo gzip
}
-# main()
-if [ "$(id -u)" != 0 ]; then
- die "You need to be root to generate initrd"
-fi
-
-if [ -f /etc/udev/udev.conf -a -x /sbin/initrd-udevd ]; then
- USE_UDEV=yes
- . /etc/udev/udev.conf
-fi
-
-if [ -x /sbin/dmraid-initrd ]; then
- USE_DMRAID=yes
-fi
-
-if [ -x /sbin/multipath ]; then
- USE_MULTIPATH=yes
-fi
-
-if [ -x /sbin/initrd-blkid ]; then
- USE_BLKID=yes
-fi
-
if [ -r /etc/sysconfig/geninitrd ]; then
. /etc/sysconfig/geninitrd
fi
-if [ ! -x /bin/initrd-busybox ]; then
- die "/bin/initrd-busybox is missing!"
+if [ ! -f /proc/mounts ]; then
+ warn "/proc filesystem not mounted, may cause wrong results or failure."
fi
-# backwards compatible
-if [ "$USE_SUSPEND2" ]; then
- USE_TUXONICE=$USE_SUSPEND2
- warn "USE_SUSPEND2 is deprecated, use USE_TUXONICE now instead."
-fi
+geninitrd_load_mods ide luks multipath dmraid lvm md blkid udev tuxonice suspend fbsplash condecor bootsplash uvesafb nfs scsi
while [ $# -gt 0 ]; do
case $1 in
modulefile=$2
shift
;;
- --use-raidstart|--with-raidstart)
- USERAIDSTART=yes
- ;;
- --without-raidstart)
- USERAIDSTART=no
- ;;
- --use-insmod-static|--with-insmod-static)
- USEINSMODSTATIC=yes
- ;;
- --without-insmod-static)
- USEINSMODSTATIC=no
- ;;
--with-bootsplash)
BOOT_SPLASH=yes
;;
--without-suspend2 | --without-tuxonice)
USE_TUXONICE=no
;;
- --lvmtoolsversion=|--lvmversion=)
- LVMTOOLSVERSION=${1#--lvmtoolsversion=}
+ --lvmversion=*)
LVMTOOLSVERSION=${1#--lvmversion=}
;;
+ --lvmtoolsversion=*)
+ LVMTOOLSVERSION=${1#--lvmtoolsversion=}
+ ;;
--lvmtoolsversion|--lvmversion)
LVMTOOLSVERSION=$2
shift
USE_DMRAID=no
;;
--without-multipath)
- USE_MULTPATH=no
+ USE_MULTIPATH=no
+ ;;
+ --with-multipath=*)
+ USE_MULTIPATH=${1#--with-multipath=}
;;
--without-blkid)
USE_BLKID=no
;;
+ --without-luks)
+ USE_LUKS=no
+ ;;
--with=*)
BASICMODULES="$BASICMODULES ${1#--with=}"
;;
-v)
verbose=-v
;;
+ --compress)
+ COMPRESS=$2
+ ;;
+ --compress=*)
+ COMPRESS="${1#--compress=}"
+ ;;
--nocompress)
COMPRESS=no
;;
PREMODS="$PREMODS $2"
shift
;;
- --fs=*)
- warn "Warning: --fs option is obsoleted. Use --initrdfs instead"
- INITRDFS=${1#--fs=}
- ;;
- --fs)
- warn "Warning: --fs option is obsoleted. Use --initrdfs instead"
- INITRDFS=$2
- shift
+ --fs=* | --fs)
+ die "--fs option is obsoleted. Use --initrdfs instead"
;;
--initrdfs=*)
INITRDFS=${1#--initrdfs=}
elif [ -z "$kernel" ]; then
kernel="$1"
else
- usage
+ usage >&2
+ exit 1
fi
;;
esac
done
if [ -z "$target" -o -z "$kernel" ]; then
- usage
+ usage >&2
+ exit 1
fi
-if [ ! -f /boot/vmlinuz-"$kernel" ]; then
- warn "/boot/vmlinuz-$kernel doesn't exist, is your /boot mounted?"
+# main()
+if [ "$(id -u)" != 0 ]; then
+ die "You need to be root to generate initrd"
fi
-pack_version=$(echo "$kernel" | awk -F. '{print sprintf("%03d%03d",$1,$2)}')
-pack_version_long=$(echo "$kernel" | awk -F. '{print sprintf("%03d%03d%03d",$1,$2,$3)}')
-
-if [ -z "$INITRDFS" ]; then
- if [ -z "$FS" ]; then
- # default value
- if [ "$pack_version" -ge "002005" ]; then
- INITRDFS="initramfs"
- else
- INITRDFS="rom"
- fi
- else
- warn "Warning: FS configuration options is obsoleted. Use INITRDFS instead"
- INITRDFS="$FS"
- fi
+if [ -d /usr/lib64 ]; then
+ _lib=lib64
+else
+ _lib=lib
fi
-if [ "$pack_version" -lt "002006" ]; then
- USE_UDEV=no
- USE_DMRAID=no
-fi
+initrd_dir=/usr/$_lib/initrd
+kernel_version=$(echo "$kernel" | awk -F. '{print sprintf("%03d%03d",$1,$2)}')
+kernel_version_long=$(echo "$kernel" | awk -F. '{print sprintf("%03d%03d%03d",$1,$2,$3)}')
-if [ "$pack_version" -ge "002005" ]; then
- modext=".ko"
- insmod="insmod"
+debug "# $RCSID"
+debug "Using _lib: $_lib"
+debug "Using initrd_dir: $initrd_dir"
+
+busybox=$(find_tool $initrd_dir/initrd-busybox /bin/initrd-busybox) || die "Couldn't find busybox suitable for initrd"
+
+# we setup mods after parsing command line args
+geninitrd_setup_mods
+
+if [ ! -f /boot/vmlinuz-"$kernel" ]; then
+ warn "/boot/vmlinuz-$kernel doesn't exist, is your /boot mounted?"
fi
-if is_yes "$USEINSMODSTATIC"; then
- insmod="insmod.static"
- INSMOD="/sbin/insmod.static"
- if [ "$pack_version" -lt "002005" -a -f /sbin/insmod.static.modutils ]; then
- INSMOD="/sbin/insmod.static.modutils"
+if [ -z "$INITRDFS" ]; then
+ if [ -n "$FS" ]; then
+ # FS= can came only via /etc/sysconfig/geninitrd likely?
+ die "FS configuration option is obsoleted. Use INITRDFS instead"
fi
- if [ ! -f "$INSMOD" ]; then
- die "insmod.static requested but /sbin/insmod.static not found!"
+
+ # default value
+ if [ "$kernel_version" -ge "002005" ]; then
+ INITRDFS="initramfs"
+ else
+ INITRDFS="rom"
fi
fi
case "$INITRDFS" in
- ext2)
- if [ ! -x /sbin/mke2fs ]; then
- die "/sbin/mke2fs is missing"
- fi
- ;;
- rom|romfs)
- if [ ! -x /sbin/genromfs ]; then
- die "/sbin/genromfs is missing"
- fi
- ;;
- cram|cramfs)
- if [ ! -x /sbin/mkcramfs ]; then
- die "/sbin/mkcramfs is missing"
- fi
- ;;
- initramfs)
- if [ ! -x /bin/cpio ]; then
- die "/bin/cpio is missing"
- fi
- if [ ! -x /usr/bin/find ]; then
- die "/usr/bin/find is missing"
- fi
- ;;
- *)
- die "Filesystem $INITRDFS on initrd is not supported"
- ;;
+ ext2)
+ [ -x /sbin/mke2fs ] || die "/sbin/mke2fs is missing"
+ ;;
+ rom|romfs)
+ [ -x /sbin/genromfs ] || die "/sbin/genromfs is missing"
+ ;;
+ cram|cramfs)
+ [ -x /sbin/mkcramfs ] || die "/sbin/mkcramfs is missing"
+ ;;
+ initramfs)
+ [ -x /bin/cpio ] || die "/bin/cpio is missing"
+ [ -x /usr/bin/find ] || die "/usr/bin/find is missing"
+ ;;
+ *)
+ die "Filesystem $INITRDFS on initrd is not supported"
+ ;;
esac
if [ -L "$target" ]; then
die "/lib/modules/$kernel is not a directory."
fi
-if [ "$INITRDFS" != "initramfs" ]; then
- if is_yes "$FB_SPLASH"; then
- warn "Using fbsplash requires INITRDFS=initramfs; skipping fbsplash generation"
- FB_SPLASH=no
- fi
- if is_yes "$FB_CON_DECOR"; then
- warn "Using fbcondecor requires INITRDFS=initramfs; skipping fbcondecor generation"
- FB_CON_DECOR=no
- fi
-fi
-
-if is_yes "$USE_SUSPEND" && is_yes "$USE_TUXONICE"; then
- warn "Tuxonice and mainline suspend are exclusive!"
-fi
-
-if is_yes "$FB_SPLASH" && is_yes "$BOOT_SPLASH"; then
- warn "bootsplash and fbsplash are exclusive!"
-fi
-
-if [ ! -f /proc/mounts ]; then
- warn "WARNING: /proc filesystem not mounted, may cause wrong results or failure."
-fi
-
-if [ -d /usr/lib64 ]; then
- _lib=lib64
-else
- _lib=lib
+if [ "$kernel_version" -ge "002005" ]; then
+ modext=".ko"
fi
-debug "Using libdir: $_lib"
cache_modprobe_conf
for n in $PREMODS; do
- findmodule "$n"
+ find_module "$n"
done
if [ "$FBMODULE" ]; then
- findmodule "$FBMODULE"
+ find_module "$FBMODULE"
fi
# allow forcing loading SCSI and/or IDE modules
+# XXX: where ADDSCSI cames from? drop?
if is_yes "$ADDSCSI"; then
find_modules_scsi
fi
+# XXX: where ADDIDE cames from? drop?
if is_yes "$ADDIDE"; then
find_modules_ide
fi
debug "Using $rootdev as device for rootfs"
find_modules_for_devpath "$rootdev"
-[ -n "$rootdev_add" ] && find_modules_for_devpath "$rootdev_add"
-findmodule "-$rootFs"
+# if USE_MULTIPATH is path to device, scan that too
+# this is to bootstrap multipath setup into initrd.
+if ! is_no "$USE_MULTIPATH" && ! is_yes "$USE_MULTIPATH"; then
+ find_modules_multipath $USE_MULTIPATH
+fi
+
+find_module "-$rootFs"
for n in $BASICMODULES; do
- findmodule "$n"
+ find_module "$n"
done
if is_yes "$USE_TUXONICE"; then
- findmodule "-lzf"
+ find_module "-lzf"
fi
-if is_yes "$FB_SPLASH"; then
- findmodule "-evdev"
-fi
+find_modules_fbsplash
if [ -n "$ifneeded" -a -z "$MODULES" ]; then
debug "No modules are needed -- not building initrd image."
exit 0
fi
+debug "Building initrd..."
DESTDIR=$(mktemp -d -t initrd.XXXXXX) || die "mktemp failed"
RCFILE="$DESTDIR/linuxrc"
> "$RCFILE"
mknod "$DESTDIR/dev/console" c 5 1
mknod "$DESTDIR/dev/null" c 1 3
mknod "$DESTDIR/dev/zero" c 1 5
+mknod "$DESTDIR/dev/urandom" c 1 9
-inst /bin/initrd-busybox /bin/initrd-busybox
+inst_exec $busybox /bin/initrd-busybox
ln -s initrd-busybox $DESTDIR/bin/sh
-ln -s initrd-busybox $DESTDIR/bin/busybox # for older busyboxes who had /bin/busybox as EXEPATH
-
-if is_yes "$USEINSMODSTATIC"; then
- inst "$INSMOD" /bin/insmod.static
-fi
+# for older busyboxes who had /bin/busybox as EXEPATH
+ln -s initrd-busybox $DESTDIR/bin/busybox
add_linuxrc <<EOF
#!/bin/sh
initrd_gen_tuxonice
fi
-if is_yes "$need_v86d"; then
- initrd_gen_v86d
+find_modules_uvesafb
+initrd_gen_uvesafb
+
+if is_yes "$have_luks"; then
+ initrd_gen_luks
fi
if is_yes "$have_dmraid"; then
if is_yes "$have_nfs"; then
initrd_gen_nfs
-elif is_yes "$USERAIDSTART" && is_yes "$have_md"; then
+elif is_yes "$have_md"; then
initrd_gen_md
if is_yes "$have_lvm"; then
initrd_gen_lvm
# additional devs always needed
[ ! -e "$DESTDIR/$rootdev_add" ] && inst $rootdev_add /dev
-if [ "$INITRDFS" = "initramfs" ]; then
- inst_d /newroot
- if [ "$rootdev" = "/dev/nfs" ]; then
- echo "rootfs on NFS root=/dev/nfs"
- else
- [ ! -e "$DESTDIR/$rootdev" ] && inst $rootdev /dev
- fi
- # Parsing root parameter
- # We support passing root as hda3 /dev/hda3 0303 0x0303 and 303
- add_linuxrc <<-'EOF'
- device=/dev/no_partition_found
- eval "$(busybox awk -v c="$ROOT" '
- BEGIN {
- num_pattern_short = "[0-9a-f][0-9a-f][0-9a-f]";
- num_pattern = "[0-9a-f]" num_pattern_short;
- dev_pattern = "[hms][a-z][a-z]([0-9])+";
- partition = "no_partition_found";
- min = -1; maj = -1;
-
- sub("^0x", "", c);
- if (c ~ "^" num_pattern_short "$") sub("^", "0", c);
- if (c ~ "^" num_pattern "$") {
- maj = sprintf("%s",substr(c,1,2));
- min = sprintf("%s",substr(c,3));
- }
- if (c ~ "^\/dev\/" dev_pattern "$") sub("^/dev/","", c);
- if (c ~ "^" dev_pattern "$") partition = c;
- }
-
- $4 ~ partition { maj = $1; min = $2; }
- $1 ~ maj && $2 ~ min { partition = $4; }
-
- END {
- print sprintf("device=/dev/%s\nmaj=%s\nmin=%s",
- partition, maj, min);
- }
- ' /proc/partitions)"
- if [ "$device" != '/dev/no_partition_found' -a ! -b $device ]; then
- mknod $device b $maj $min
- fi
- EOF
-
- add_linuxrc <<-EOF
- rootdev=$rootdev
- rootfs=$rootFs
- EOF
-
- add_linuxrc <<-'EOF'
- if [ "$device" = '/dev/no_partition_found' ]; then
- device=$rootdev
- fi
-
- mount -t $rootfs -r $device /newroot
- init="$(echo "$CMDLINE" | busybox awk '/init=\// { gsub(/.*init=/,NIL,$0); gsub(/ .*/,NIL,$0); print }')"
- if [ -z "$init" -o ! -x "/newroot$init" ]; then
- init=/sbin/init
- fi
- EOF
-
- umount_all
- busybox_applet switch_root
- add_linuxrc <<-'EOF'
- exec switch_root /newroot $init
-
- echo "Error! initramfs should not reach this place."
- echo "It probably means you've got old version of busybox, with broken"
- echo "initramfs support. Trying to boot anyway, but won't promise anything."
-
- exec chroot /newroot $init
+if is_yes "$USE_UDEV"; then
+ initrd_gen_stop_udevd
+fi
- echo "Failed to chroot!"
- EOF
- # we need /init being real file, not symlink, otherwise the initramfs will
- # not be ran by pid 1 which is required for switch_root
- mv $DESTDIR/linuxrc $DESTDIR/init
- ln -s init $DESTDIR/linuxrc
+if [ "$INITRDFS" = "initramfs" ]; then
+ initrd_gen_initramfs_switchroot
else
- # other than initramfs
umount_all
fi
debug "Creating $INITRDFS image $IMAGE"
case "$INITRDFS" in
- ext2)
- IMAGESIZE=$(du -ks $DESTDIR | awk '{print int(($1+1023+512)/1024)*1024}')
- debug "ext2 image size: $IMAGESIZE ($DESTDIR)"
- if [ "$IMAGESIZE" -gt 4096 ]; then
- warn "Your image size is larger than 4096, Be sure to boot kernel with ramdisk_size=$IMAGESIZE!"
- fi
-
- dd if=/dev/zero of="$IMAGE" bs=1k count="$IMAGESIZE" 2> /dev/null
- mke2fs -q -F -b 1024 -m 0 "$IMAGE" 2>/dev/null 1>&2
- tune2fs -i 0 "$IMAGE" >/dev/null 2>&1
+ ext2)
+ dd if=/dev/zero of="$IMAGE" bs=1k count="$IMAGESIZE" 2> /dev/null
+ mke2fs -q -F -b 1024 -m 0 "$IMAGE" 2>/dev/null 1>&2
+ tune2fs -i 0 "$IMAGE" >/dev/null 2>&1
+
+ local tmpmnt=$(mktemp -d -t initrd.mnt-XXXXXX)
+ debug "Mounting ext2 image $IMAGE to $tmpmnt"
+ mount -o loop -t ext2 "$IMAGE" "$tmpmnt"
+ # We don't need this directory, so let's save space
+ rm -rf "$tmpmnt"/lost+found
+
+ debug "Copy recursively $DESTDIR -> $tmpmnt"
+ cp -a $DESTDIR/* $tmpmnt
+ umount "$IMAGE"
+ rmdir "$tmpmnt"
+
+ ;;
+ rom|romfs)
+ genromfs -f "$IMAGE" -d "$DESTDIR" -V "PLD initrd for kernel $kernel"
+ ;;
+ cram|cramfs)
+ mkcramfs "$DESTDIR" "$IMAGE"
+ ;;
+ initramfs)
+ (cd $DESTDIR; find . | cpio --quiet -H newc -o > "$IMAGE")
+ ;;
+ *)
+ die "Filesystem $INITRDFS not supported by $PROGRAM"
+esac
- local tmpmnt=$(mktemp -d -t initrd.mnt-XXXXXX)
- debug "Mounting ext2 image $IMAGE to $tmpmnt"
- mount -o loop -t ext2 "$IMAGE" "$tmpmnt"
- # We don't need this directory, so let's save space
- rm -rf "$tmpmnt"/lost+found
+# TODO: figure out this automatically
+CONFIG_BLK_DEV_RAM_SIZE=4096
- debug "Copy recursively $DESTDIR -> $tmpmnt"
- cp -a $DESTDIR/* $tmpmnt
- umount "$IMAGE"
- rmdir "$tmpmnt"
+IMAGESIZE=$(du -ks $DESTDIR | awk '{print int(($1+1023+512)/1024)*1024}')
+debug "image size: $IMAGESIZE KiB ($DESTDIR)"
+if [ "$IMAGESIZE" -gt $CONFIG_BLK_DEV_RAM_SIZE ]; then
+ warn "Your image size is larger than $CONFIG_BLK_DEV_RAM_SIZE, Be sure to boot kernel with ramdisk_size=$IMAGESIZE!"
+fi
+if ! is_no "$COMPRESS"; then
+ tmp=$(mktemp "$target".XXXXXX) || die "mktemp failed"
+ compressor=$(find_compressor "$COMPRESS")
+ debug "Compressing $target with $compressor"
+
+ # TODO: the image name (specified from kernel.spec) already contains
+ # extension, which is .gz most of the time.
+ case "$compressor" in
+ xz)
+ # don't use -9 here since kernel won't understand it
+ xz --format=xz --check=crc32 --lzma2=preset=6e,dict=1MiB < "$IMAGE" > "$tmp"
;;
- rom|romfs)
- genromfs -f "$IMAGE" -d "$DESTDIR" -V "PLD initrd for kernel $kernel"
- IMAGESIZE=$(stat -c %s $IMAGE | awk '{print int((($1/1024)+1023)/1024)*1024}')
- debug "Image size for romfs: ${IMAGESIZE}KiB ($IMAGE)"
- if [ "$IMAGESIZE" -gt 4096 ]; then
- warn "Your image size is larger than 4096, Be sure to boot kernel with ramdisk_size=$IMAGESIZE!"
- fi
+ lzma)
+ xz --format=lzma -9 < "$IMAGE" > "$tmp"
;;
- cram|cramfs)
- mkcramfs "$DESTDIR" "$IMAGE"
+ bzip2)
+ bzip2 -9 < "$IMAGE" > "$tmp"
;;
- initramfs)
- (cd $DESTDIR; find . | cpio --quiet -H newc -o > "$IMAGE")
+ gzip)
+ gzip -9 < "$IMAGE" > "$tmp"
;;
- *)
- echo "Filesystem $INITRDFS not supported by $PROGRAM";
-esac
-
-if is_yes "$COMPRESS"; then
- tmp=$(mktemp "$target".XXXXXX) || die "mktemp failed"
- debug "Compressing $target"
- gzip -9 < "$IMAGE" > "$tmp"
+ esac
mv -f "$tmp" "$target"
else
cp -a "$IMAGE" "$target"
projects / projects / geninitrd.git / blobdiff