Use /media instead of /mnt for default mount paths
[grml-live.git] / grml-live
index 923c934..1b119c1 100755 (executable)
--- a/grml-live
+++ b/grml-live
@@ -81,13 +81,13 @@ More details: man grml-live + /usr/share/doc/grml-live/grml-live.html
 
 Please send your bug reports and feedback to the grml-team: http://grml.org/bugs/
 "
+   [ "$(id -u 2>/dev/null)" != 0 ] && echo "Please notice that this script requires root permissions."
 }
 
 # make sure it's possible to get usage information without being
 # root or actually executing the script
 if [ "$1" = '-h' -o "$1" = '--help' ] ; then
    usage
-   [ "$(id -u 2>/dev/null)" != 0 ] && echo "Please notice that this script requires root permissions."
    exit 0
 fi
 # }}}
@@ -152,6 +152,7 @@ umount_all() {
    # make sure we don't leave any mounts - FAI doesn't remove them always
    umount $CHROOT_OUTPUT/proc/sys/fs/binfmt_misc 2>/dev/null || /bin/true
    umount $CHROOT_OUTPUT/proc 2>/dev/null || /bin/true
+   umount $CHROOT_OUTPUT/run  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
@@ -291,7 +292,7 @@ copy_addon_file() {
 # }}}
 
 # command line parsing {{{
-while getopts "a:C:c:d:D:e:g:i:I:o:r:s:t:U:v:AbBFnNqQuVz" opt; do
+while getopts "a:C:c:d:D:e:g:i:I:o:r:s:t:U:v:AbBFhnNqQuVz" opt; do
   case "$opt" in
     a) ARCH="$OPTARG" ;;
     A) CLEAN_ARTIFACTS=1 ;;
@@ -303,6 +304,7 @@ while getopts "a:C:c:d:D:e:g:i:I:o:r:s:t:U:v:AbBFnNqQuVz" opt; do
     D) GRML_FAI_CONFIG="$(readlink -f $OPTARG)" ;;
     e) EXTRACT_ISO_NAME="$(readlink -f $OPTARG)" ;;
     g) GRML_NAME="$OPTARG" ;;
+    h) usage ; bailout 0 ;;
     i) ISO_NAME="$OPTARG" ;;
     I) CHROOT_INSTALL="$OPTARG" ;;
     n) SKIP_MKISOFS=1 ;;
@@ -355,18 +357,18 @@ fi
 [ -n "$BOOT_METHOD" ]             || BOOT_METHOD='isolinux'
 [ -n "$CLASSES" ]                 || CLASSES="GRMLBASE,GRML_FULL,$(echo ${ARCH} | tr 'a-z' 'A-Z')"
 [ -n "$DATE" ]                    || DATE="$(date +%Y-%m-%d)"
-[ -n "$DISTRI_INFO" ]             || DISTRI_INFO='Grml - Live Linux for system administrators   '
+[ -n "$DISTRI_INFO" ]             || DISTRI_INFO='Grml - Live Linux for system administrators'
 [ -n "$DISTRI_NAME" ]             || DISTRI_NAME="grml"
 [ -n "$DISTRI_SPLASH" ]           || DISTRI_SPLASH='grml.png'
 [ -n "$FORCE_ISO_REBUILD" ]       || FORCE_ISO_REBUILD="false"
 [ -n "$GRML_FAI_CONFIG" ]         || GRML_FAI_CONFIG='/etc/grml/fai'
 [ -n "$GRML_NAME" ]               || GRML_NAME='grml'
 [ -n "$HOSTNAME" ]                || HOSTNAME='grml'
-[ -n "$HYBRID_METHOD" ]           || HYBRID_METHOD='manifold'
+[ -n "$HYBRID_METHOD" ]           || HYBRID_METHOD='isohybrid'
 [ -n "$NFSROOT_CONF" ]            || NFSROOT_CONF="${GRML_FAI_CONFIG}/make-fai-nfsroot.conf"
 [ -n "$RELEASENAME" ]             || RELEASENAME='grml-live rocks'
 [ -n "$SQUASHFS_EXCLUDES_FILE" ]  || SQUASHFS_EXCLUDES_FILE="${GRML_FAI_CONFIG}/config/grml/squashfs-excludes"
-[ -n "$SUITE" ]                   || SUITE='squeeze'
+[ -n "$SUITE" ]                   || SUITE='testing'
 [ -n "$TEMPLATE_DIRECTORY" ]      || TEMPLATE_DIRECTORY='/usr/share/grml-live/templates'
 [ -n "$USERNAME" ]                || USERNAME='grml'
 [ -n "$VERSION" ]                 || VERSION='0.0.1'
@@ -543,7 +545,7 @@ if [ -n "$EXTRACT_ISO_NAME" ]; then
     eend 1
     bailout 1
   fi
-  unsquashfs -d "${CHROOT_OUTPUT}" "${mountpoint}"/live/*.squashfs ; rc=$?
+  unsquashfs -d "${CHROOT_OUTPUT}" "${mountpoint}"/live/*/*.squashfs ; rc=$?
   umount "$mountpoint"
   rmdir "$mountpoint"
   if [ "$rc" != 0 ]; then
@@ -824,6 +826,17 @@ if [ "$ARCH" = i386 ] || [ "$ARCH" = amd64 ] ; then
           bailout 11
        fi
 
+       # EFI boot files
+       if [ -r "${CHROOT_OUTPUT}/boot/efi.img" -a -r "${CHROOT_OUTPUT}/boot/bootx64.efi" ] ; then
+          einfo "Moving EFI boot files into ISO path."
+          log "Moving EFI boot files into ISO path."
+          RC=$0
+          mv "${CHROOT_OUTPUT}/boot/efi.img" "${BUILD_OUTPUT}/boot/" || RC=$?
+          mkdir -p "${BUILD_OUTPUT}/efi/boot/" || RC=$?
+          mv "${CHROOT_OUTPUT}/boot/bootx64.efi" "${BUILD_OUTPUT}/efi/boot/bootx64.efi" || RC=$?
+          eend $?
+       fi
+
        [ -n "$TEMPLATE_DIRECTORY" ] || TEMPLATE_DIRECTORY='/usr/share/grml-live/templates'
        if ! [ -d "${TEMPLATE_DIRECTORY}"/boot ] ; then
           log    "Error: ${TEMPLATE_DIRECTORY}/boot does not exist. Exiting."
@@ -891,6 +904,7 @@ if [ "$ARCH" = i386 ] || [ "$ARCH" = amd64 ] ; then
        cp -a "${CHROOT_OUTPUT}"/usr/lib/grub/*-pc/*.lst "${BUILD_OUTPUT}"/boot/grub/
        cp -a "${CHROOT_OUTPUT}"/usr/share/grub/ascii.pf2 "${BUILD_OUTPUT}"/boot/grub/
        cp -a "${CHROOT_OUTPUT}"/boot/grub/core.img "${BUILD_OUTPUT}"/boot/grub/
+       cp -a "${CHROOT_OUTPUT}"/boot/grub/grub.img "${BUILD_OUTPUT}"/boot/grub/
 
        if ! [ -d "${TEMPLATE_DIRECTORY}"/GRML ] ; then
           log    "Error: ${TEMPLATE_DIRECTORY}/GRML does not exist. Exiting."
@@ -898,17 +912,17 @@ if [ "$ARCH" = i386 ] || [ "$ARCH" = amd64 ] ; then
           bailout 9
        fi
 
-       [ -d "$BUILD_OUTPUT"/GRML ] || mkdir "$BUILD_OUTPUT"/GRML
-       cp -a ${TEMPLATE_DIRECTORY}/GRML/* "$BUILD_OUTPUT"/GRML/
+       mkdir -p "$BUILD_OUTPUT"/GRML/"${GRML_NAME}"/
+       cp -a ${TEMPLATE_DIRECTORY}/GRML/* "$BUILD_OUTPUT"/GRML/"${GRML_NAME}"/
 
        # adjust boot splash information:
        RELEASE_INFO="$GRML_NAME $VERSION - Release Codename $RELEASENAME"
        RELEASE_INFO="$(cut_string 68 "$RELEASE_INFO")"
        RELEASE_INFO="$(extend_string_end 68 "$RELEASE_INFO")"
 
-       if [ -r "$BUILD_OUTPUT"/GRML/grml-version ] ; then
-          sed -i "s/%RELEASE_INFO%/$GRML_NAME $VERSION - $RELEASENAME/" "$BUILD_OUTPUT"/GRML/grml-version
-          sed -i "s/%DATE%/$DATE/"                                      "$BUILD_OUTPUT"/GRML/grml-version
+       if [ -r "$BUILD_OUTPUT"/GRML/"${GRML_NAME}"/grml-version ] ; then
+          sed -i "s/%RELEASE_INFO%/$GRML_NAME $VERSION - $RELEASENAME/" "$BUILD_OUTPUT"/GRML/"${GRML_NAME}"/grml-version
+          sed -i "s/%DATE%/$DATE/"                                      "$BUILD_OUTPUT"/GRML/"${GRML_NAME}"/grml-version
        fi
 
        # make sure the squashfs filename is set accordingly:
@@ -1041,8 +1055,8 @@ if [ "$ARCH" = i386 ] || [ "$ARCH" = amd64 ] ; then
        if ! [ -r "$DPKG_LIST" ] ; then
           ewarn "$DPKG_LIST could not be read, ignoring to store package information on ISO therefore."
        else
-          einfo "Storing package list information as /GRML/${GRML_NAME}-packages.txt on ISO."
-          cp "$DPKG_LIST" "${BUILD_OUTPUT}/GRML/${GRML_NAME}-packages.txt"
+          einfo "Storing package list information as /GRML/${GRML_NAME}/packages.txt on ISO."
+          cp "$DPKG_LIST" "${BUILD_OUTPUT}"/GRML/"${GRML_NAME}"/packages.txt
           eend $?
        fi
 
@@ -1083,7 +1097,7 @@ elif [ -n "$SKIP_MKSQUASHFS" ] ; then
    log   "Skipping stage 'squashfs' as requested via option -q or -N"
    ewarn "Skipping stage 'squashfs' as requested via option -q or -N" ; eend 0
 else
-   [ -d "$BUILD_OUTPUT"/live ] || mkdir "$BUILD_OUTPUT"/live
+   mkdir -p "$BUILD_OUTPUT"/live/"${GRML_NAME}"/
    # make sure we don't leave (even an empty) base.tgz:
    [ -f "$CHROOT_OUTPUT/base.tgz" ] && rm -f "$CHROOT_OUTPUT/base.tgz"
 
@@ -1132,11 +1146,11 @@ else
    [ -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 $SQUASHFS_OPTIONS"
+   log "$SQUASHFS_BINARY $CHROOT_OUTPUT/ $BUILD_OUTPUT/live/${GRML_NAME}/${GRML_NAME}.squashfs -noappend $SQUASHFS_OPTIONS"
 
-   if $SQUASHFS_BINARY $CHROOT_OUTPUT/ $BUILD_OUTPUT/live/"${GRML_NAME}".squashfs \
+   if $SQUASHFS_BINARY $CHROOT_OUTPUT/ $BUILD_OUTPUT/live/"${GRML_NAME}"/"${GRML_NAME}".squashfs \
       -noappend $SQUASHFS_OPTIONS 2>"${SQUASHFS_STDERR}" ; then
-      echo "${GRML_NAME}.squashfs" > $BUILD_OUTPUT/live/filesystem.module
+      echo "${GRML_NAME}.squashfs" > $BUILD_OUTPUT/live/"${GRML_NAME}"/filesystem.module
       log "Finished execution of stage 'squashfs' [$(date)]"
       einfo "Finished execution of stage 'squashfs'" ; eend 0
    else
@@ -1153,7 +1167,7 @@ fi
 
 # create md5sum file:
 if [ -z "$BOOTSTRAP_ONLY" ] ; then
-  ( cd $BUILD_OUTPUT/GRML &&
+  ( cd $BUILD_OUTPUT/GRML/"${GRML_NAME}" &&
   find .. -type f -not -name md5sums -not -name isolinux.bin -exec md5sum {} \; > md5sums )
 fi
 # }}}
@@ -1168,8 +1182,7 @@ 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.
+# Work around http://bts.grml.org/grml/issue945
 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."
@@ -1204,47 +1217,28 @@ else
       bailout
    fi
 
-   case "$ARCH" in
-     amd64)
-       # using -eltorito-alt-boot is limited to xorriso for now
-       case "$MKISOFS" in
-         xorriso*)
-           einfo "Using xorriso for ISO generation." ;  eend 0
-           eindent
-
-           if ! dpkg --compare-versions $(dpkg-query -W -f='${Version}\n' xorriso 2>/dev/null) gt-nl 1.1.6-1 ; then
-             log   "Disabling (U)EFI boot support since xorriso version is not recent enough."
-             ewarn "Disabling (U)EFI boot support since xorriso version is not recent enough." ; eend 0
-           else
-             log   "xorriso with -eltorito-alt-boot present, enabling (U)EFI boot support."
-             einfo "xorriso with -eltorito-alt-boot present, enabling (U)EFI boot support." ; eend 0
-
-             if [ -r "${CHROOT_OUTPUT}/var/lib/grml_live_efi.img" ] ; then
-               einfo "Found /var/lib/grml_live_efi.img - moving to /boot/efi.img for ISO."
-               log   "Found /var/lib/grml_live_efi.img - moving to /boot/efi.img for ISO."
-               mv "${CHROOT_OUTPUT}/var/lib/grml_live_efi.img" "${BUILD_OUTPUT}/boot/efi.img"
-               eend $?
-             fi
-
-             if [ -r "${CHROOT_OUTPUT}/var/lib/grml_live_bootx64.efi" ] ; then
-               einfo "Found /var/lib/grml_live_bootx64.efi - moving to /efi/boot/bootx64.efi for ISO"
-               log   "Found /var/lib/grml_live_bootx64.efi - moving to /efi/boot/bootx64.efi for ISO"
-               mkdir -p "${BUILD_OUTPUT}/efi/boot/"
-               mv "${CHROOT_OUTPUT}/var/lib/grml_live_bootx64.efi" "${BUILD_OUTPUT}/efi/boot/bootx64.efi"
-               eend $?
-             fi
-
-             if [ -r "${BUILD_OUTPUT}"/boot/efi.img ] ; then
-               einfo "/boot/efi.img found and amd64 architecture present, extending boot arguments."
-               log   "/boot/efi.img found and amd64 architecture present, extending boot arguments."
-               BOOT_ARGS="$BOOT_ARGS -boot-info-table -eltorito-alt-boot -e boot/efi.img -no-emul-boot"
-               eend $?
-             fi
-           fi
+   einfo "Using ${MKISOFS} to build ISO." ;  eend 0
+   case "${ARCH}-${MKISOFS}" in
+     # using -eltorito-alt-boot is limited to xorriso for now
+     amd64-xorriso*)
+       eindent
 
-           eoutdent
-           ;;
-       esac
+       if ! dpkg --compare-versions $(dpkg-query -W -f='${Version}\n' xorriso 2>/dev/null) gt-nl 1.1.6-1 ; then
+         log   "Disabling (U)EFI boot support because xorriso version is too old."
+         ewarn "Disabling (U)EFI boot support because xorriso version is too old." ; eend 0
+       else
+         if [ -r "${BUILD_OUTPUT}"/boot/efi.img ] ; then
+           einfo "Enabling (U)EFI boot."
+           log   "Enabling (U)EFI boot."
+           BOOT_ARGS="$BOOT_ARGS -boot-info-table -eltorito-alt-boot -e boot/efi.img -no-emul-boot"
+           eend $?
+         else
+           log   "Disabling (U)EFI boot support because /boot/efi.img is missing."
+           ewarn "Disabling (U)EFI boot support because /boot/efi.img is missing." ; eend 0
+         fi
+       fi
+
+       eoutdent
        ;;
    esac
 
@@ -1276,54 +1270,61 @@ else
          of="${ISO_OUTPUT}/${ISO_NAME}" 2>/dev/null
 
       # support disabling hybrid ISO image
-      if [ "$HYBRID_METHOD" = "disable" ] ; then\
-         log   "Skipping creation of hybrid ISO file as requested via HYBRID_METHOD=disable"
-         einfo "Skipping creation of hybrid ISO file as requested via HYBRID_METHOD=disable"
-         eend 0
-      elif [ "$HYBRID_METHOD" = "manifold" ] ; then
-         # 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
-           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 $?
-         fi
-      # use isohybrid as default
-      else
-         if ! which isohybrid >/dev/null 2>&1 ; then
-           bailout 12 "isohybrid binary not found - please install syslinux/syslinux-common"
-         else
-           log   "Creating hybrid ISO file with isohybrid method"
-           einfo "Creating hybrid ISO file with isohybrid method"
-           # Notes for consideration:
-           # "-entry 4 -type 1c"
-           # * using 4 as the partition number is supposed to help with BIOSes
-           #   that only support USB-Zip boot
-           # * using 1c (i.e. hidden FAT32 LBA), instead of the default 0x17
-           #   (hidden NTFS, IIRC), as the partition type is sometimes needed
-           #   to get the BIOS even look at the partition created by isohybrid
-           if isohybrid --help | grep -q -- --uefi ; then
-             einfo "Detected uefi support for isohybrid, enabling."
-             ISOHYBRID_OPTIONS=--uefi
-           fi
+      if [ "$HYBRID_METHOD" = "disable" ] ; then
+        log   "Skipping creation of hybrid ISO file as requested via HYBRID_METHOD=disable"
+        einfo "Skipping creation of hybrid ISO file as requested via HYBRID_METHOD=disable"
+        eend 0
+      elif [ "$HYBRID_METHOD" = "manifold" ] || [ "$HYBRID_METHOD" = "grub2" ] ; then
+        # 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]* *$/s//\1/p')
+
+        if ! [ -r boot/grub/core.img ] ; then
+          log   "boot/grub/core.img not found, not creating manifold boot ISO file"
+          ewarn "boot/grub/core.img not found, not creating manifold boot ISO file"
+        elif [ "${bootoff:-0}" -lt 1 ] ; then
+          log   "isolinux.bin not found on the ISO file, disabling manifold boot"
+          ewarn "isolinux.bin not found on the ISO file, disabling manifold boot"
+        else
+          if [ "$HYBRID_METHOD" = "grub2" ] ; then
+            log   "Creating hybrid ISO file with manifold/grub2 method"
+            einfo "Creating hybrid ISO file with manifold/grub2 method"
+            # 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
+          else
+            log   "Creating hybrid ISO file with manifold method"
+            einfo "Creating hybrid ISO file with manifold method"
+            # 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 $?
+        fi
+      elif [ "$HYBRID_METHOD" = "isohybrid" ] ; then
+        if ! which isohybrid >/dev/null 2>&1 ; then
+          bailout 12 "isohybrid binary not found - please install syslinux/syslinux-common"
+        else
+          log   "Creating hybrid ISO file with isohybrid method"
+          einfo "Creating hybrid ISO file with isohybrid method"
+          # Notes for consideration:
+          # "-entry 4 -type 1c"
+          # * using 4 as the partition number is supposed to help with BIOSes
+          #   that only support USB-Zip boot
+          # * using 1c (i.e. hidden FAT32 LBA), instead of the default 0x17
+          #   (hidden NTFS, IIRC), as the partition type is sometimes needed
+          #   to get the BIOS even look at the partition created by isohybrid
+          if isohybrid --help | grep -q -- --uefi ; then
+            log   "Detected uefi support for isohybrid, enabling"
+            einfo "Detected uefi support for isohybrid, enabling"
+            ISOHYBRID_OPTIONS=--uefi
+          fi
 
-           log "isohybrid $ISOHYBRID_OPTIONS ${ISO_OUTPUT}/${ISO_NAME}"
-           isohybrid $ISOHYBRID_OPTIONS "${ISO_OUTPUT}/${ISO_NAME}"
-           eend $?
-         fi
+          log "isohybrid $ISOHYBRID_OPTIONS ${ISO_OUTPUT}/${ISO_NAME}"
+          isohybrid $ISOHYBRID_OPTIONS "${ISO_OUTPUT}/${ISO_NAME}"
+          eend $?
+        fi
+      else
+        bailout 12 "Unknown HYBRID_METHOD [${HYBRID_METHOD}]. Supported values: disable, isohybrid, grub2, manifold"
       fi
 
       # generate md5sum and sha1sum of ISO if we are using class 'RELEASE':
@@ -1391,11 +1392,19 @@ create_netbootpackage() {
   if [ -r "${BUILD_OUTPUT}/boot/isolinux/netboot.cfg" ] ; then
     cp "${BUILD_OUTPUT}/boot/isolinux/netboot.cfg" "${WORKING_DIR}/pxelinux.cfg/default"
   else
-    ewarn "File ${BUILD_OUTPUT}/boot/isolinux/netboot.cfg not found." ; eend 0
+    log   "File ${BUILD_OUTPUT}/boot/isolinux/netboot.cfg not found."
+    ewarn "File ${BUILD_OUTPUT}/boot/isolinux/netboot.cfg not found."
+    eindent
+    log   "Hint: Are you using custom templates which do not provide netboot.cfg?"
+    ewarn "Hint: Are you using custom templates which do not provide netboot.cfg?" ; eend 0
+    eoutdent
   fi
 
   if tar -C "$OUTPUTDIR" -jcf "${OUTPUT_FILE}" "grml_netboot_package_${GRML_NAME}_${VERSION}" ; then
-    sha1sum "${OUTPUT_FILE}" > "${OUTPUT_FILE}.sha1"
+    (
+      cd $(dirname "${OUTPUT_FILE}")
+      sha1sum $(basename "${OUTPUT_FILE}") > "${OUTPUT_FILE}.sha1"
+    )
     einfo "Generated netboot package ${OUTPUT_FILE}" ; eend 0
     rm -rf "${OUTPUTDIR}"
   else