fi
# exit on any error:
-set -e
+# disable for now since it seems to cause some problems
+# set -e
# global variables
-GRML_LIVE_VERSION='0.9.38'
+GRML_LIVE_VERSION='0.14.1'
PN="$(basename $0)"
CMDLINE="$0 $@"
SOURCES_LIST_FILE='/etc/grml/fai/apt/sources.list'
-u update existing chroot instead of rebuilding it from scratch
-v <version_number> specify version number of the release
-V increase verbosity in the build process
- -z use ZLIB instead of LZMA compression (depends on
- squashfs-tools version)
+ -z use ZLIB instead of LZMA/XZ compression
Usage examples:
. $LIVE_CONF
# }}}
+# umount all directories {{{
+umount_all() {
+ # make sure we don't leave any mounts - FAI doesn't remove them always
+ umount $CHROOT_OUTPUT/proc 2>/dev/null || /bin/true
+ umount $CHROOT_OUTPUT/sys 2>/dev/null || /bin/true
+ umount $CHROOT_OUTPUT/dev/pts 2>/dev/null || /bin/true
+ umount $CHROOT_OUTPUT/dev 2>/dev/null || /bin/true
+ [ -n "$MIRROR_DIRECTORY" ] && umount "${CHROOT_OUTPUT}/${MIRROR_DIRECTORY}"
+}
+# }}}
+
# clean exit {{{
bailout() {
rm -f /var/run/fai/fai_softupdate_is_running \
/var/run/fai/FAI_INSTALLATION_IN_PROGRESS
[ -n "$SQUASHFS_STDERR" ] && rm -rf "$SQUASHFS_STDERR"
- [ -n "$MIRROR_DIRECTORY" ] && umount "${CHROOT_OUTPUT}/${MIRROR_DIRECTORY}"
+ umount_all
[ -n "$1" ] && EXIT="$1" || EXIT="1"
[ -n "$2" ] && eerror "$2">&2
log "------------------------------------------------------------------------------"
exit "$EXIT"
}
-trap bailout 1 2 3 3 6 9 14 15
+trap bailout 1 2 3 3 6 9 14 15 EXIT
# }}}
# log file stuff {{{
F) FORCE=1 ;;
u) UPDATE=1 ;;
V) VERBOSE="-v" ;;
- z) SQUASHFS_ZLIB="-nolzma" ;;
+ z) SQUASHFS_ZLIB=1 ;;
?) echo "invalid option -$OPTARG" >&2; bailout 1 ;;
esac
done
# assume sane defaults (if not set already) {{{
[ -n "$ARCH" ] || ARCH="$(dpkg --print-architecture)"
[ -n "$BOOT_METHOD" ] || BOOT_METHOD='isolinux'
-[ -n "$BUILD_OUTPUT" ] || BUILD_OUTPUT="$OUTPUT/grml_cd"
-[ -n "$CHROOT_OUTPUT" ] || CHROOT_OUTPUT="$OUTPUT/grml_chroot"
[ -n "$CLASSES" ] || CLASSES="GRMLBASE,GRML_MEDIUM,I386"
[ -n "$DATE" ] || DATE="$(date +%Y-%m-%d)"
[ -n "$DISTRI_INFO" ] || DISTRI_INFO='Grml - Live Linux for system administrators '
[ -n "$GRML_FAI_CONFIG" ] || GRML_FAI_CONFIG='/etc/grml/fai'
[ -n "$GRML_NAME" ] || GRML_NAME='grml'
[ -n "$HOSTNAME" ] || HOSTNAME='grml'
-[ -n "$ISO_OUTPUT" ] || ISO_OUTPUT="$OUTPUT/grml_isos"
+[ -n "$HYBRID_METHOD" ] || HYBRID_METHOD='manifold'
[ -n "$NFSROOT_CONF" ] || NFSROOT_CONF='/etc/grml/fai/make-fai-nfsroot.conf'
-[ -n "$OUTPUT" ] || OUTPUT='/grml/grml-live'
[ -n "$RELEASENAME" ] || RELEASENAME='grml-live rocks'
[ -n "$SQUASHFS_EXCLUDES_FILE " ] || SQUASHFS_EXCLUDES_FILE='/etc/grml/fai/squashfs-excludes'
-[ -n "$SUITE" ] || SUITE='lenny'
+[ -n "$SUITE" ] || SUITE='squeeze'
[ -n "$TEMPLATE_DIRECTORY" ] || TEMPLATE_DIRECTORY='/usr/share/grml-live/templates'
[ -n "$USERNAME" ] || USERNAME='grml'
[ -n "$VERSION" ] || VERSION='0.0.1'
[ -n "$WINDOWS_BINARIES" ] || WINDOWS_BINARIES='http://the.earth.li/~sgtatham/putty/latest/x86/'
+
+# output specific stuff, depends on $OUTPUT (iff not set):
+[ -n "$OUTPUT" ] || OUTPUT='/grml/grml-live'
+[ -n "$BUILD_OUTPUT" ] || BUILD_OUTPUT="$OUTPUT/grml_cd"
+[ -n "$CHROOT_OUTPUT" ] || CHROOT_OUTPUT="$OUTPUT/grml_chroot"
+[ -n "$ISO_OUTPUT" ] || ISO_OUTPUT="$OUTPUT/grml_isos"
# }}}
# some misc checks before executing FAI {{{
[ -n "$OUTPUT" ] || bailout 1 "Error: \$OUTPUT unset, please set it in $LIVE_CONF or
specify it on the command line using the -o option."
-# set subdirectories according to $OUTPUT:
-CHROOT_OUTPUT="$OUTPUT/grml_chroot"
-BUILD_OUTPUT="$OUTPUT/grml_cd"
-ISO_OUTPUT="$OUTPUT/grml_isos"
-
# trim characters that are known to cause problems inside $GRML_NAME;
# for example isolinux does not like '-' inside the directory name
[ -n "$GRML_NAME" ] && export SHORT_NAME="$(echo $GRML_NAME | tr -d ',./;\- ')"
[ -n "$SUITE" ] && echo " Debian suite: $SUITE"
[ -n "$ARCH" ] && echo " Architecture: $ARCH"
[ -n "$BOOT_METHOD" ] && echo " Boot method: $BOOT_METHOD"
+ [ -n "$HYBRID_METHOD" ] && echo " Hybrid method: $HYBRID_METHOD"
[ -n "$TEMPLATE_DIRECTORY" ] && echo " Template files: $TEMPLATE_DIRECTORY"
[ -n "$CHROOT_INSTALL" ] && echo " Install files from directory to chroot: $CHROOT_INSTALL"
[ -n "$BOOTID" ] && echo " Boot identifier: $BOOTID"
[ -n "$DEFAULT_BOOTOPTIONS" ] && echo " Adding default bootoptions: \"$DEFAULT_BOOTOPTIONS\""
[ -n "$FAI_ARGS" ] && echo " Additional arguments for FAI: $FAI_ARGS"
[ -n "$LOGFILE" ] && echo " Logging to file: $LOGFILE"
- [ -n "$SQUASHFS_ZLIB" ] && echo " Using ZLIB (instead of LZMA) compression."
+ [ -n "$SQUASHFS_ZLIB" ] && echo " Using ZLIB (instead of LZMA/XZ) compression."
[ -n "$SQUASHFS_OPTIONS" ] && echo " Using SQUASHFS_OPTIONS ${SQUASHFS_OPTIONS}"
[ -n "$VERBOSE" ] && echo " Using VERBOSE mode."
[ -n "$UPDATE" ] && echo " Executing UPDATE instead of fresh installation."
fi
cat > "$SOURCES_LIST_FILE" << EOF
# NOTE: This file is *NOT* meant for manual customisation! This file is
-# modified by grml-live and any changes might be overriden.
+# modified by grml-live and any changes might be overridden.
# You might consider using GRML_LIVE_SOURCES in /etc/grml/grml-live.conf*
# or FAI's fcopy command with /etc/grml/fai/config/files instead!
EOF
elif [ -n "$GRML_LIVE_SOURCES" ] ; then
cat > "$SOURCES_LIST_FILE" << EOF
# NOTE: This file is *NOT* meant for manual customisation! This file is
-# modified by grml-live and any changes might be overriden.
+# modified by grml-live and any changes might be overridden.
# You might consider using GRML_LIVE_SOURCES in /etc/grml/grml-live.conf*
# or FAI's fcopy command with /etc/grml/fai/config/files instead!
EOF
etch) ;;
lenny) ;;
squeeze) ;;
+ wheezy) ;;
sid) ;;
*) echo "Sorry, $SUITE is not a valid Debian suite, exiting.">&2; bailout 1 ;;
esac
-DIST=" etch\| stable\| lenny\| squeeze\| testing\| sid\| unstable"
+DIST=" etch\| stable\| lenny\| squeeze\| wheezy\| testing\| sid\| unstable"
sed "s/\(^deb .\+\)\([ \t]*\)\($DIST\)\([ \t]*\)\(main \)/\1 \2$SUITE\4\5/" "$SOURCES_LIST_FILE" | sponge "$SOURCES_LIST_FILE"
for file in "$LIVE_CONF" "$CONFIG" "$LOCAL_CONFIG" ; do
if [ -n "$file" ] ; then
done
# notice: activate grml-live pool only if we are building against unstable:
-if grep -qe unstable -qe sid "$SOURCES_LIST_FILE" ; then
+if grep -qwe unstable -qwe sid "$SOURCES_LIST_FILE" ; then
grep -q 'grml-live.*main' "$SOURCES_LIST_FILE" || \
grep grml-stable "$SOURCES_LIST_FILE" | \
sed 's/grml-stable/grml-live/' >> "$SOURCES_LIST_FILE"
fi
if [ -d "$CHROOT_OUTPUT/bin" -a -z "$UPDATE" -a -z "$BUILD_ONLY" ] ; then
- log "Skiping stage 'fai dirinstall' as $CHROOT_OUTPUT exists already."
- ewarn "Skiping stage 'fai dirinstall' as $CHROOT_OUTPUT exists already." ; eend 0
+ log "Skipping stage 'fai dirinstall' as $CHROOT_OUTPUT exists already."
+ ewarn "Skipping stage 'fai dirinstall' as $CHROOT_OUTPUT exists already." ; eend 0
else
mkdir -p "$CHROOT_OUTPUT" || bailout 5 "Problem with creating $CHROOT_OUTPUT for FAI"
rm -rf "$CHROOT_OUTPUT"/var/log/fai/*
fi
- # make sure we don't leave any mounts - FAI doesn't remove them always
- umount $CHROOT_OUTPUT/proc 2>/dev/null || /bin/true
- umount $CHROOT_OUTPUT/sys 2>/dev/null || /bin/true
- umount $CHROOT_OUTPUT/dev/pts 2>/dev/null || /bin/true
- umount $CHROOT_OUTPUT/dev 2>/dev/null || /bin/true
-
- [ -n "$MIRROR_DIRECTORY" ] && umount "${CHROOT_OUTPUT}/${MIRROR_DIRECTORY}"
+ umount_all
# notice: 'fai dirinstall' does not seem to exit appropriate, so:
ERROR=''
fi
if [ -r "$CHECKLOG/shell.log" ] ; then
- grep 'FAILED with exit code' $CHECKLOG/shell.log >> $LOGFILE && ERROR=2
+ grep 'FAILED with exit code' $CHECKLOG/shell.log >> $LOGFILE && ERROR=6
fi
if [ -n "$ERROR" ] ; then
# generate addon list
rm "${BUILD_OUTPUT}/${ADDONS_LIST_FILE}"
- for name in $(ls "${BUILD_OUTPUT}"/boot/isolinux/addon_*.cfg) ; do
+ for name in "${BUILD_OUTPUT}"/boot/isolinux/addon_*.cfg ; do
include_name=$(basename "$name")
echo "include $include_name" >> "${BUILD_OUTPUT}/${ADDONS_LIST_FILE}"
done
echo "include default.cfg" > "${BUILD_OUTPUT}/boot/isolinux/grmlmain.cfg"
echo "include menuoptions.cfg" >> "${BUILD_OUTPUT}/boot/isolinux/grmlmain.cfg"
echo "include grml.cfg" >> "${BUILD_OUTPUT}/boot/isolinux/grmlmain.cfg"
+
+ for f in "${BUILD_OUTPUT}"/boot/isolinux/submenu*.cfg ; do
+ echo "include $(basename $f)" >> "${BUILD_OUTPUT}/boot/isolinux/grmlmain.cfg"
+ done
+
echo "include options.cfg" >> "${BUILD_OUTPUT}/boot/isolinux/grmlmain.cfg"
if [ ! -n "$NO_ADDONS" ] ; then
echo "include addons.cfg" >> "${BUILD_OUTPUT}/boot/isolinux/grmlmain.cfg"
# make sure we don't leave (even an empty) base.tgz:
[ -f "$CHROOT_OUTPUT/base.tgz" ] && rm -f "$CHROOT_OUTPUT/base.tgz"
- # $SQUASHFS_BINARY is specified in the configuration:
- if [ -n "$SQUASHFS_BINARY" ] ; then
- if ! which "$SQUASHFS_BINARY" >/dev/null 2>&1 ; then
- log "Error: specified mksquashfs binary ($SQUASHFS_BINARY) not found. Exiting."
- eerror "Error: specified mksquashfs binary ($SQUASHFS_BINARY) not found. Exiting." ; eend 1
- bailout
- fi
- else # no $SQUASHFS_BINARY configured, let's find the according binary:
- # Note: this is ALL for backward compatibility and yes: it's serious PITA.
- # We'll definitely drop this once people build >2.6.28-grml* only and
- # the squashfs-tools vs. squashfs-lzma-tools + zlib vs. lzma situation
- # is settling...
-
- # assume the safe default if mksquashfs-lzma isn't present:
- if ! which mksquashfs-lzma >/dev/null 2>&1 ; then
- SQUASHFS_BINARY='mksquashfs'
- else # mksquashfs-lzma is available since squashfs-lzma-tools 4.0:
- # if the user wants to use zlib then don't use mksquashfs-lzma:
- if echo "$SQUASHFS_OPTIONS" | grep -q -- "-nolzma" || [ -n "$SQUASHFS_ZLIB" ] ; then
- SQUASHFS_BINARY='mksquashfs'
- else # neither -nolzma nor -z and mksquashfs-lzma is available:
- SQUASHFS_BINARY='mksquashfs-lzma'
-
- # backwards compatibility: someone has squashfs-lzma-tools >=4 installed but
- # 1) doesn't use -nolzma in $SQUASHFS_OPTIONS or the grml-live's -z option *and*
- # 2) builds against kernel version <=2.6.28-grml[64]
- if ls $CHROOT_OUTPUT/boot/vmlinuz* >/dev/null 2>&1 ; then
- KERNEL_IMAGE="$(ls $CHROOT_OUTPUT/boot/vmlinuz* 2>/dev/null | sort -r | head -1)"
-
- case $KERNEL_IMAGE in
- *vmlinuz-2.6.28-grml*|*vmlinuz-2.6.26-grml*|*vmlinuz-2.6.23-grml*)
- log "You seem to be building a system with squashfs file format 3 using squashfs-lzma-tools >=4."
- ewarn "You seem to be building a system with squashfs file format 3 using squashfs-lzma-tools >=4."
- ewarn "|-> Consider installing squashfs-lzma-tools 3.3-1 for support of file format version 3."
- ewarn "|-> Trying the mksquashfs binary instead of mksquashfs-lzma (though this might fail)."
- ewarn "\`-> Visit http://grml.org/grml-live/#current_state for further details if building fails."
- eend 0
- SQUASHFS_BINARY='mksquashfs'
- ;;
- esac
- fi
-
- # if we still want to use mksquashfs-lzma then let's choose
- # blocksize 256k as this gives best result with regards to time + comopression
- [[ "$SQUASHFS_BINARY" == "mksquashfs-lzma" ]] && SQUASHFS_OPTIONS="-b 256k -lzma"
- fi
-
- fi
+ # if unconfigured default to squashfs-tools' mksquashfs binary
+ if [ -z "$SQUASHFS_BINARY" ] ; then
+ SQUASHFS_BINARY='mksquashfs'
fi
- # make sure mksquashfs can handle the according option:
- if [ -n "$SQUASHFS_ZLIB" ] ; then
- $SQUASHFS_BINARY --help 2>&1 | grep -q -- "$SQUASHFS_ZLIB" || SQUASHFS_ZLIB=''
+ if which "$SQUASHFS_BINARY" >/dev/null 2>&1 ; then
+ log "Using mksquashfs binary ${SQUASHFS_BINARY}"
+ einfo "Using mksquashfs binary ${SQUASHFS_BINARY}" ; eend 0
+ else
+ log "Error: mksquashfs binary ($SQUASHFS_BINARY) not found. Exiting."
+ eerror "Error: mksquashfs binary ($SQUASHFS_BINARY) not found. Exiting." ; eend 1
+ bailout
fi
- # make sure to drop the -nolzma option if it's not available:
- if echo "$SQUASHFS_OPTIONS" | grep -q -- "-nolzma" ; then
- if ! $SQUASHFS_BINARY --help 2>&1 | grep -q -- '-nolzma' ; then
- log "The $SQUASHFS_BINARY binary does NOT support the nolzma option, dropping it and using default mode."
- ewarn "The $SQUASHFS_BINARY binary does NOT support the nolzma option, dropping it and using default mode."
- SQUASHFS_OPTIONS="$(echo $SQUASHFS_OPTIONS | sed 's/-nolzma//g')"
- eend 0
- fi
- fi
+ # use sane defaults if $SQUASHFS_OPTIONS isn't set
+ if [ -z "$SQUASHFS_OPTIONS" ] ; then
+ # use blocksize 256k as this gives best result with regards to time + compression
+ SQUASHFS_OPTIONS="-b 256k"
- # make sure to drop the -lzma option if it's not available:
- if echo "$SQUASHFS_OPTIONS" | grep -q -- "-lzma" ; then
- if ! $SQUASHFS_BINARY --help 2>&1 | grep -q -- '-lzma' ; then
- log "The $SQUASHFS_BINARY binary does NOT support the lzma option, dropping it and using default mode."
- ewarn "The $SQUASHFS_BINARY binary does NOT support the lzma option, dropping it and using default mode."
- SQUASHFS_OPTIONS="$(echo $SQUASHFS_OPTIONS | sed 's/-lzma//g')"
- eend 0
- fi
+ # set lzma/xz compression by default, unless -z option has been specified on command line
+ if [ -z "$SQUASHFS_ZLIB" ] ; then
+ SQUASHFS_OPTIONS="$SQUASHFS_OPTIONS -comp xz"
+ else
+ SQUASHFS_OPTIONS="$SQUASHFS_OPTIONS -comp gzip"
+ fi
fi
# support exclusion of files via exclude-file:
SQUASHFS_OPTIONS="$SQUASHFS_OPTIONS -e initrd.img* vmlinuz*"
fi
- # check whether we have the according binary available:
- if ! which $SQUASHFS_BINARY >/dev/null 2>&1 ; then
- log "Error: mksquashfs binary (${SQUASHFS_BINARY}) could not be found. Exiting."
- eerror "Error: mksquashfs binary (${SQUASHFS_BINARY}) could not be found. Exiting."
- eerror "|-> Make sure to install either squashfs-tools and/or squashfs-lzma-tools."
- eerror "\`-> Visit http://grml.org/grml-live/#current_state for further details."
- eend 1
- bailout
- fi
-
+ # log stuff
SQUASHFS_STDERR="$(mktemp -t grml-live.XXXXXX)"
+ # informational stuff
[ -n "$SQUASHFS_OPTIONS" ] && SQUASHFS_INFO_MSG="$SQUASHFS_OPTIONS"
- [ -n "$SQUASHFS_ZLIB" ] && SQUASHFS_INFO_MSG="$SQUASHFS_INFO_MSG $SQUASHFS_ZLIB"
[ -n "$SQUASHFS_INFO_MSG" ] && SQUASHFS_INFO_MSG="using options: $SQUASHFS_INFO_MSG"
einfo "Squashfs build information: running binary $SQUASHFS_BINARY $SQUASHFS_INFO_MSG"
- log "$SQUASHFS_BINARY $CHROOT_OUTPUT/* $BUILD_OUTPUT/live/${GRML_NAME}.squashfs -noappend $SQUASHFS_OPTIONS $SQUASHFS_ZLIB"
+ log "$SQUASHFS_BINARY $CHROOT_OUTPUT/* $BUILD_OUTPUT/live/${GRML_NAME}.squashfs -noappend $SQUASHFS_OPTIONS"
if $SQUASHFS_BINARY $CHROOT_OUTPUT/* $BUILD_OUTPUT/live/"${GRML_NAME}".squashfs \
- -noappend $SQUASHFS_OPTIONS $SQUASHFS_ZLIB 2>"${SQUASHFS_STDERR}" ; then
+ -noappend $SQUASHFS_OPTIONS 2>"${SQUASHFS_STDERR}" ; then
echo "${GRML_NAME}.squashfs" > $BUILD_OUTPUT/live/filesystem.module
log "Finished execution of stage 'squashfs' [$(date)]"
einfo "Finished execution of stage 'squashfs'" ; eend 0
else
log "Error: there was a critical error executing stage 'squashfs' [$(date)]:"
log "$(cat $SQUASHFS_STDERR)"
- eerror "Error: there was a critical error executing stage 'squashfs':" ; eend 1
+ eerror "Error: there was a critical error executing stage 'squashfs':"
cat "${SQUASHFS_STDERR}"
+ eend 1
bailout
fi
[ -n "$ISO_NAME" ] || ISO_NAME="${GRML_NAME}_${VERSION}.iso"
if [ "$BOOT_METHOD" = "isolinux" ] ; then
- BOOT_FILE="boot/isolinux/isolinux.bin -c boot/isolinux/boot.cat"
+ BOOT_ARGS="-no-emul-boot -boot-load-size 4 -boot-info-table -b boot/isolinux/isolinux.bin -c boot/isolinux/boot.cat"
elif [ "$BOOT_METHOD" = "grub" ] ; then
- BOOT_FILE="boot/grub/stage2"
+ BOOT_ARGS="-no-emul-boot -boot-load-size 4 -boot-info-table -b boot/grub/stage2"
+elif [ "$BOOT_METHOD" = "grub2" ] ; then
+ BOOT_ARGS="-no-emul-boot -boot-load-size 4 -b boot/grub/toriboot.bin"
+fi
+
+# Just until http://bts.grml.org/grml/issue945 has been resolved.
+# HYBRID_METHOD defaults to manifold, so make sure the default works OOTB.
+if [[ $BOOT_METHOD != isolinux && ($HYBRID_METHOD = isohybrid || $HYBRID_METHOD = manifold) ]]; then
+ log "Setting HYBRID_METHOD to grub2 as hybrid mode does not work with isohybrid yet."
+ ewarn "Setting HYBRID_METHOD to grub2 as hybrid mode does not work with isohybrid yet."
+ HYBRID_METHOD='grub2'
+ eend 0
fi
if [ -f "${ISO_OUTPUT}/${ISO_NAME}" -a -z "$UPDATE" -a -z "$BUILD_ONLY" -a -z "$BUILD_DIRTY" -a "$FORCE_ISO_REBUILD" = "false" ] ; then
CURRENT_DIR=$(pwd)
if cd "$BUILD_OUTPUT" ; then
- log "$MKISOFS -V '${GRML_NAME} ${VERSION}' -publisher 'grml-live | grml.org' -l -r -J -no-emul-boot -boot-load-size 4 -boot-info-table -b $BOOT_FILE -o ${ISO_OUTPUT}/${ISO_NAME} ."
+ if [ "$BOOT_METHOD" = "grub2" ]; then
+ # make a 2048-byte bootsector for El Torito
+ dd if=/dev/zero of=boot/grub/toriboot.bin bs=512 count=4 2>/dev/null
+ # those are in 2048-byte sectors, so 1 16 matches 4 63 below
+ echo 1 16 | mksh /usr/share/grml-live/scripts/bootgrub.mksh -B 11 | \
+ dd of=boot/grub/toriboot.bin conv=notrunc 2>/dev/null
+ fi
+ log "$MKISOFS -V '${GRML_NAME} ${VERSION}' -publisher 'grml-live | grml.org' -l -r -J $BOOT_ARGS -o ${ISO_OUTPUT}/${ISO_NAME} ."
"$MKISOFS" -V "${GRML_NAME} ${VERSION}" -publisher 'grml-live | grml.org' \
- -l -r -J -no-emul-boot -boot-load-size 4 -boot-info-table \
- -b $BOOT_FILE -no-pad \
+ -l -r -J $BOOT_ARGS -no-pad \
-o "${ISO_OUTPUT}/${ISO_NAME}" . ; RC=$?
+ # both of these need core.img there, so it’s easier to write it here
+ if [ "$BOOT_METHOD" = "grub2" ] || [ "$HYBRID_METHOD" = "grub2" ]; then
+ # must be <= 30720 bytes
+ dd if=boot/grub/core.img of="${ISO_OUTPUT}/${ISO_NAME}" \
+ conv=notrunc bs=512 seek=4 2>/dev/null
+ fi
# pad the output ISO to multiples of 256 KiB for partition table support
siz=$($getfilesize "${ISO_OUTPUT}/${ISO_NAME}")
fi
# by default use our manifold boot method:
else
+ # isoinfo is part of both mkisofs and genisoimage so we're good
+ bootoff=$(isoinfo -l -i "${ISO_OUTPUT}/${ISO_NAME}" | \
+ sed -n '/^.*\[ *\([0-9]*\)[] ].* ISOLINUX.BIN;1 *$/s//\1/p')
if ! [ -r boot/grub/core.img ] ; then
ewarn "boot/grub/core.img not found, not creating manifold boot ISO file"
+ elif [ "${bootoff:-0}" -lt 1 ] ; then
+ ewarn "isolinux.bin not found on the ISO file, disabling manifold boot"
else
log "Creating hybrid ISO file with manifold method"
einfo "Creating hybrid ISO file with manifold method"
- (
+ if [ "$HYBRID_METHOD" = "grub2" ] ; then
# 512 bytes: MBR, partition table, load GRUB 2
echo 4 63 | mksh /usr/share/grml-live/scripts/bootgrub.mksh -A -M 4:0x96 -g $cyls:16:32
- # pad to a whole of 2048 bytes (one CD sector)
- dd if=/dev/zero bs=512 count=3 2>/dev/null
- # append GRUB 2 (must be <=30720 bytes)
- cat boot/grub/core.img
- ) | dd of="${ISO_OUTPUT}/${ISO_NAME}" conv=notrunc 2>/dev/null
+ else
+ # read only one but 2048-byte sized (scale: << 2) sector
+ echo $bootoff $bootoff | \
+ mksh /usr/share/grml-live/scripts/bootilnx.mksh -A -M 4:0x96 -g $cyls:16:32 -S 2
+ fi | dd of="${ISO_OUTPUT}/${ISO_NAME}" conv=notrunc 2>/dev/null
eend $?
fi
fi
;;
esac
- cd $CURRENT_DIR
+ cd "$CURRENT_DIR"
fi
if [ "$RC" = 0 ] ; then