diff options
Diffstat (limited to 'abs/core-testing/linhes-live/lib/initcpio/hooks/larch3')
| -rw-r--r-- | abs/core-testing/linhes-live/lib/initcpio/hooks/larch3 | 196 |
1 files changed, 0 insertions, 196 deletions
diff --git a/abs/core-testing/linhes-live/lib/initcpio/hooks/larch3 b/abs/core-testing/linhes-live/lib/initcpio/hooks/larch3 deleted file mode 100644 index b301aa9..0000000 --- a/abs/core-testing/linhes-live/lib/initcpio/hooks/larch3 +++ /dev/null @@ -1,196 +0,0 @@ -# larch3 - live 'hook' for mkinitcpio: -# deal with c2r, -# mount base system, -# load overlay, -# set up unioned root filesystem. -# Also manages overlay merging. - -# Author: Michael Towers <gradgrind[at]online[dot]de> -# -# This file is part of the larch project. -# -# larch is free software; you can redistribute it and/or modify -# it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 2 of the License, or -# (at your option) any later version. -# -# larch is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with larch; if not, write to the Free Software Foundation, Inc., -# 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA -# -#---------------------------------------------------------------------------- -# 2008.04.04 - -run_hook () -{ - if [ "x${LDEV}" = "x" ]; then - err "Sorry, couldn't find boot medium ..." - break="y" - return - fi - - /sbin/modprobe loop - - # Path to compressed base system - sysSqf=${cdmount}/system.sqf - - ovlpath=${cdmount} - - # A possibility to use alternative files: - if [ -f ${cdmount}/larch/boot-init ]; then - . ${cdmount}/larch/boot-init - fi - - # Path to compressed 'modifications' archive - modsSqf=${ovlpath}/mods.sqf - # Default overlay file and directory - overlay=${ovlpath}/overlay.ovl - - # Make union root - /bin/mkdir /union - - # Deal with new archives - if [ -f ${overlay}_ ]; then - /bin/mount -o remount,rw ${LDEV} ${cdmount} - /bin/mv ${overlay} ${overlay}~ - /bin/mv ${overlay}_ ${overlay} - - if [ -f ${modsSqf}_ ]; then - /bin/mv ${modsSqf} ${modsSqf}~ - /bin/mv ${modsSqf}_ ${modsSqf} - fi - /bin/mount -o remount,ro ${LDEV} ${cdmount} - fi - - # Boot option copy-to-ram (c2r) - if [ "${c2r}" = "y" ]; then - msg_ ":: Copying base system to RAM, this will take a while ..." - /bin/cat ${sysSqf} > /tfs/system.sqf - if [ $? -ne 0 ]; then - err "Sorry, not enough RAM" - break="y" - return - fi - sysSqf=/tfs/system.sqf - - msg_ ":: Copying mods archive to RAM, this might take a while ..." - /bin/cat ${modsSqf} > /tfs/mods.sqf - if [ $? -ne 0 ]; then - err "Sorry, not enough RAM" - break="y" - return - fi - modsSqf=/tfs/mods.sqf - - # force use of swap (if available) - :> /tfs/swapon - - elif [ "${swap}" = "y" ]; then - :> /tfs/swapon - fi - - msg_ ":: Mounting squashed images" - /bin/mkdir /tfs/system - #added sleep for 3 seconds, because well i don't know but it seems to fix things - sleep 3 - # The klibc mount command doesn't support '-o loop' - /bin/losetup /dev/loop0 ${sysSqf} - /bin/mount -r -t squashfs /dev/loop0 /tfs/system - - # Make stuff in 'system' available by providing the loader and - # library path - ldli=$( cd /tfs/system; echo lib/ld-linux*.so.2 ) - /bin/ln -s /tfs/system/${ldli} /${ldli} - export LD_LIBRARY_PATH=/tfs/system/lib:/tfs/system/usr/lib - - /bin/mkdir /tfs/mods - - # The klibc mount command doesn't support '-o loop' - /bin/losetup /dev/loop1 ${modsSqf} - /bin/mount -r -t squashfs /dev/loop1 /tfs/mods - - # Unpack the overlay - - msg_ ":: Initializing writable layer for union (overlay)" - /tfs/system/usr/bin/lzop -d < ${overlay} | \ - /tfs/system/bin/tar -C /tfs -xf - - - # Copy the installation tidy-up script (for removing custom live-only stuff), - # and any other files in 'larch/copy' directory - if [ -d ${ovlpath}/larch/copy ]; then - cd ${ovlpath}/larch/copy - for f in *; do - cat ${f} >/tfs/${f} - done - fi - - msg_ ":: Setting up union file system" - - layers="/tfs/overlay=rw:/tfs/mods=${ovlmnt}:/tfs/system=${sqfmnt}" - /bin/mount -t ${utype} -o ${bropt}${layers} ${utype} /union - - echo "${utype}" > /tfs/utype - - # Minimal device nodes needed before udev does its work - /bin/mkdir /union/dev - /bin/mknod /union/dev/console c 5 1 - /bin/mknod /union/dev/null c 1 3 - /bin/mknod /union/dev/zero c 1 5 - - # Make special directories - /bin/mkdir -m 1777 /union/tmp - /bin/mkdir /union/media - /bin/mkdir /union/sys - /bin/mkdir /union/proc - - # Make the tmpfs stuff accessible within the union - /bin/mkdir /union/.livesys - /bin/mount -o bind /tfs /union/.livesys - - /bin/mkdir /union/.livesys/medium - - /bin/mount -o bind /tfs/system /union/.livesys/system - /bin/mount -o bind /tfs/overlay /union/.livesys/overlay - /bin/mount -o bind ${cdmount} /union/.livesys/medium - - if [ "x${modsSqf}" != "x" ]; then - /bin/mount -o move /tfs/mods /union/.livesys/mods - fi - - # Remember the boot device - echo "${LDEV}" > /tfs/bootdevice - - if [ "${c2r}" = "y" ]; then - # Set flag to inform system of copy-to-ram - :> /tfs/c2r - - # Unmount boot device - /bin/umount ${cdmount} - fi - - msg_ ":: End of live system set-up" - - # Now some tweaks to alter 'init' actions from non-larch hooks, etc. - # Override rootdelay from usb hook - if [ "x${larchdelay}" = "x" ]; then - # To avoid spurious udevd pid numbers - export rootdelay=1 - else - # Allow adjustment via boot option - export rootdelay=${larchdelay} - fi - # root must be set to something or other, even though larch doesn't - # need it ... - export root="/dev/loop0" -} - -####### -# The actual root switch occurs later, when 'init' execs 'kinit'. -# I handle this by overwriting the 'kinit' binary with my own script. -# This will unmount dev, sys and proc and then exec run-init. -####### |