158 lines
3.9 KiB
Bash
Executable File
158 lines
3.9 KiB
Bash
Executable File
#!/bin/sh
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# lh_chroot_hacks(1) - execute hacks in chroot
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# Copyright (C) 2006-2007 Daniel Baumann <daniel@debian.org>
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#
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# live-helper comes with ABSOLUTELY NO WARRANTY; for details see COPYING.
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# This is free software, and you are welcome to redistribute it
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# under certain conditions; see COPYING for details.
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set -e
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# Including common functions
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LH_BASE="${LH_BASE:-/usr/share/live-helper}"
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for FUNCTION in "${LH_BASE}"/functions/*.sh
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do
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. "${FUNCTION}"
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done
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# Setting static variables
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DESCRIPTION="execute hacks in chroot"
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HELP=""
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USAGE="${PROGRAM} [--force]"
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Arguments "${@}"
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# Reading configuration files
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Read_conffile config/common
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Read_conffile config/bootstrap
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Read_conffile config/chroot
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Read_conffile config/binary
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Read_conffile config/source
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Read_conffile "${LH_CONFIG}"
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Set_defaults
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Echo_message "Begin executing hacks..."
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# Requiring stage file
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Require_stagefile .stage/bootstrap
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# Checking stage file
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Check_stagefile .stage/chroot_hacks
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# Checking lock file
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Check_lockfile .lock
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# Creating lock file
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Create_lockfile .lock
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# Removing udev mac caching rule
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Chroot "rm -f /etc/udev/rules.d/z25_persistent-net.rules"
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case "${LH_BINARY_IMAGES}" in
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net)
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if [ ! -f chroot/usr/bin/smbmount ]
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then
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case "${LH_APT}" in
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apt|apt-get)
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Chroot "apt-get install --yes smbfs"
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;;
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aptitude)
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Chroot "aptitude install --assume-yes smbfs"
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;;
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esac
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fi
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if [ ! -d chroot/etc/initramfs-tools ]
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then
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mkdir chroot/etc/initramfs-tools
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fi
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if [ ! "$(grep 'MODULES=netboot' chroot/etc/initramfs-tools/initramfs.conf)" ]
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then
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# Configuring initramfs for NFS
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cat >> chroot/etc/initramfs-tools/initramfs.conf << EOF
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MODULES=netboot
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BOOT=nfs
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NFSROOT=auto
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EOF
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fi
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;;
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esac
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# Remove resume
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if [ "${LH_DISTRIBUTION}" = "etch" ] && [ -e /etc/initramfs-tools/conf.d/resume ]
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then
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rm -f /etc/initramfs-tools/conf.d/resume
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fi
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# Update initramfs
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Chroot "update-initramfs -k all -t -u"
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# Remove build systems clock drift
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echo "0.0 0 0.0" > chroot/etc/adjtime
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# Remove cruft
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rm -f chroot/boot/initrd*bak*
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rm -f chroot/etc/apt/trusted.gpg~
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rm -f chroot/etc/group- chroot/etc/passwd-
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rm -f chroot/etc/gshadow- chroot/etc/shadow-
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rm -f chroot/var/cache/debconf/*-old
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rm -f chroot/var/cache/man/index.db
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rm -f chroot/var/lib/dpkg/*-old
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if [ -n "${LH_ROOT_COMMAND}" ]
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then
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${LH_ROOT_COMMAND} chown -R --quiet $(whoami):$(whoami) chroot
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fi
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if [ -d chroot/home/${LH_USERNAME} ]
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then
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chown -R --quiet 999:999 chroot/home/${LH_USERNAME}
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fi
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if [ "${LH_EXPOSED_ROOT}" = "enabled" ]
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then
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# Make sure RW dirs exist so that the initramfs script has
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# a directory in which to bind the tmpfs filesystems
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COW_DIRECTORIES="/home /live /tmp /var/lib/live /var/lock /var/log /var/run /var/tmp /var/spool"
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for DIRECTORY in ${COW_DIRECTORIES}
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do
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mkdir -p chroot/"${DIRECTORY}"
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done
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# Config files which need to be RW
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COW_FILES="/etc/adjtime /etc/fstab /etc/hostname /etc/hosts /etc/live.conf /etc/network/interfaces /etc/resolv.conf /etc/udev/rules.d/z25_persistent-net.rules /etc/udev/rules.d/z25_persistent-cd.rules' /etc/X11/xorg.conf"
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# Where we will store RW config files
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RW_DIRECTORY="/var/lib/live"
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for FILE in ${COW_FILES}
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do
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DIRECTORY="$(dirname ${FILE})"
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FILE="$(basename ${FILE})"
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RELATIVE_PATH="$(echo ${DIRECTORY} | sed 's/[^\/]\+/../g; s/^\///g')"
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# Touch files in case they don't yet exist
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mkdir -p chroot/${DIRECTORY}
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touch chroot/${DIRECTORY}/${FILE}
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# Move files to the read-write directory
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mkdir -p chroot/${RW_DIRECTORY}/${DIRECTORY}
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mv chroot/${DIRECTORY}/${FILE} chroot/${RW_DIRECTORY}/${DIRECTORY}
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# Create a symbolic link to RW config file
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ln -s ${RELATIVE_PATH}/${RW_DIRECTORY}/${DIRECTORY}/${FILE} chroot/${DIRECTORY}/${FILE}
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done
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# Mount doesn't write to a symlink so use /proc/mounts instead,
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# see debian bug #154438 for more info
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rm -f chroot/etc/mtab
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ln -s /proc/mounts chroot/etc/mtab
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fi
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# Creating stage file
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Create_stagefile .stage/chroot_hacks
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