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void-packages/srcpkgs/xbps-mklive/files/xbps-mklive.sh.in

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#!/bin/sh
#
# Public Domain, 2009-2011 - Juan RP <xtraeme@gmail.com>
#
trap "echo; error_out $?" INT QUIT
info_msg()
{
printf "\033[1m$@\n\033[m"
}
mount_pseudofs()
{
local fs
if [ -n "$ROOTDIR" ]; then
mount --bind "$ROOTDIR" "$ROOTFS" || error_out $?
fi
for fs in sys proc dev; do
if [ ! -d "$ROOTFS/$fs" ]; then
mkdir -p "$ROOTFS/$fs"
fi
mount --bind /$fs "$ROOTFS/$fs" || error_out $?
done
}
umount_pseudofs()
{
local fs
for fs in sys proc dev; do
umount -f "$ROOTFS/$fs" >/dev/null 2>&1
done
if [ -n "$1" -a -n "$ROOTDIR" ]; then
umount -f "$ROOTFS" >/dev/null 2>&1
fi
}
error_out()
{
umount_pseudofs
if [ "$1" -ne 0 ]; then
echo "ERROR: stage mentioned above returned $1!"
fi
info_msg "Cleaning up $BUILDDIR..."
rm -rf "$BUILDDIR"
exit 1
}
write_etc_motd()
{
cat >> "$ROOTFS/etc/motd" <<_EOF
###############################################################################
Autogenerated by xbps-mklive @@MKLIVE_VERSION@@.
-------------------------------------------------------------------------------
Welcome to the XBPS GNU/Linux Live system, you have been autologged in.
This user has full sudo(8) permissions without any password, be careful
executing commands through sudo(8).
To play with package management use the xbps-bin(8) and xbps-repo(8)
utilities. Please visit:
http://code.google.com/p/xbps/
For more information and/or documentation about using the X Binary
Package System. Enjoy it.
Please also visit my personal blog and click to any of the Google ADs,
to help continuining developping XBPS. Thank you.
http://xtraeme.blogspot.com/
-- Juan RP <xtraeme@gmail.com>
###############################################################################
_EOF
}
write_default_isolinux_conf()
{
local kver="$1"
if [ -r "$SPLASH_IMAGE" ]; then
BACKGROUND="MENU BACKGROUND $(basename $SPLASH_IMAGE)"
fi
cat >> "$ISOLINUX_CFG" << _EOF
DEFAULT vesamenu.c32
PROMPT 0
TIMEOUT 100
ONTIMEOUT linux
$BACKGROUND
MENU VSHIFT 5
MENU ROWS 20
MENU TABMSGROW 10
MENU TABMSG Press ENTER to boot or TAB to edit a menu entry
MENU AUTOBOOT BIOS default device boot in # second{,s}...
MENU TIMEOUTROW 12
MENU COLOR title * #FF5255FF *
MENU COLOR border * #00000000 #00000000 none
MENU COLOR sel * #ffffffff #FF5255FF *
LABEL linux
MENU LABEL Boot XBPS GNU/Linux ${kver} ($(uname -m))
KERNEL /casper/vmlinuz
INITRD /casper/initrd.lz
APPEND boot=casper keymap=${KEYMAP:-es} locale=${LOCALE:-es_ES} ro
LABEL linuxtoram
MENU LABEL Boot XBPS GNU/Linux ${kver} (toram) ($(uname -m))
KERNEL /casper/vmlinuz
INITRD /casper/initrd.lz
APPEND boot=casper toram keymap=${KEYMAP:-es} locale=${LOCALE:-es_ES} ro
LABEL c
MENU LABEL Boot first HD found by the BIOS
LOCALBOOT 0x80
_EOF
}
usage()
{
cat <<_EOF
Usage: $(basename $0) [options]
Options:
-c comptype Compression type for the squashfs image.
-o outfile Output file name for the ISO image.
-r rootdir Rootfs directory.
-s splash Splash image file for isolinux.
-v volname ISO Volume name.
-h Shows this message.
_EOF
exit 1
}
#
# main()
#
while getopts "c:o:r:s:v:h" opt; do
case $opt in
c) export SQUASHFS_COMPRESSION="$OPTARG";;
o) export OUTPUT_FILE="$OPTARG";;
r) export ROOTDIR="$OPTARG";;
s) export SPLASH_IMAGE="$OPTARG";;
v) export ISO_VOLUME="$OPTARG";;
h) usage;;
esac
done
shift $(($OPTIND - 1))
if [ "$(id -u)" -ne 0 ]; then
echo "ERROR: EPERM... got root?"
exit 1
fi
CONFIG_DIR="$HOME/.xbps-mklive"
CONFIG_FILE="$CONFIG_DIR/default.conf"
if [ -z "$OUTPUT_FILE" ]; then
OUTPUT_FILE="$HOME/xbps-live-$(uname -m)-$(date +%Y%m%d).iso"
fi
if [ -z "$ISO_VOLUME" ]; then
ISO_VOLUME="XBPS GNU/Linux Live $(uname -m)"
fi
#
# The following vars can be overwritten by the config file.
#
PACKAGE_REPO="/storage/xbps/packages"
SYSLINUX_DATADIR="/usr/share/syslinux"
XBPS_REPO_CMD="xbps-repo"
XBPS_BIN_CMD="xbps-bin"
XBPS_UHELPER_CMD="xbps-uhelper"
if [ ! -r $CONFIG_FILE ]; then
echo "Cannot find $CONFIG_FILE! exiting..."
error_out
fi
. $CONFIG_FILE
if [ -z "$PACKAGE_LIST" ]; then
PACKAGE_LIST="base-system xbps-casper"
else
PACKAGE_LIST="base-system xbps-casper $PACKAGE_LIST"
fi
BUILDDIR=$(mktemp --tmpdir="$(pwd)" -d) || exit 1
BUILDDIR=$(readlink -f $BUILDDIR)
ROOTFS="$BUILDDIR/casper/rootfs"
ISOLINUX_DIR="$BUILDDIR/isolinux"
ISOLINUX_CFG="$ISOLINUX_DIR/isolinux.cfg"
if [ ! -f $SYSLINUX_DATADIR/isolinux.bin ]; then
echo "Missing required isolinux files in $SYSLINUX_DATADIR!"
error_out
fi
#
# Mount pseudofs in the target rootfs.
#
mount_pseudofs
mkdir -p "$ROOTFS/tmp"
if [ -z "$ROOTDIR" ]; then
#
# Register all package repositories in the target rootfs.
#
for _repo_ in ${PACKAGE_REPO}; do
info_msg "Adding ${_repo_} package repository..."
${XBPS_REPO_CMD} -r "$ROOTFS" add "${_repo_}" || error_out $?
done
${XBPS_BIN_CMD} -r "$ROOTFS" -y install ${PACKAGE_LIST} || error_out $?
${XBPS_BIN_CMD} -r "$ROOTFS" -y autoupdate || error_out $?
${XBPS_BIN_CMD} -r "$ROOTFS" -yp autoremove || error_out $?
${XBPS_BIN_CMD} -r "$ROOTFS" -yvp purge all || error_out $?
fi
${XBPS_BIN_CMD} -r "$ROOTFS" list > \
"${OUTPUT_FILE%.iso}"-package-list.txt || error_out $?
#
# Prepare /etc/motd.
#
info_msg "Creating /etc/motd..."
write_etc_motd
#
# We must know the installed kernel package version.
#
kver=$(${XBPS_UHELPER_CMD} -r "$ROOTFS" version kernel)
if [ -z "$kver" ]; then
echo "Missing 'kernel' package in repository pool!"
error_out
fi
#
# Rebuild the initramfs image with LZMA compression.
#
info_msg "Rebuilding and copying initramfs image..."
sed -i -e "s|COMPRESS=gzip|COMPRESS=lzma|" \
"$ROOTFS"/etc/initramfs-tools/initramfs.conf
${XBPS_BIN_CMD} -r "$ROOTFS" -f reconfigure kernel || error_out $?
cp -f "${INITRD_IMG:-$ROOTFS/boot/initrd.img-${kver}}" \
"$BUILDDIR/casper/initrd.lz" || error_out $?
mkdir -p "$ROOTFS"/cow
#
# Copy the linux image to the target directory.
#
info_msg "Copying kernel image..."
cp -f "${KERNEL_IMG:-$ROOTFS/boot/vmlinuz-${kver}}" \
"$BUILDDIR/casper/vmlinuz" || error_out $?
#
# Remove stuff that uses a lot of space.
#
info_msg "Cleaning up rootfs..."
rm -f "$ROOTFS"/boot/initrd*
rm -f "$ROOTFS"/boot/vmlinuz*
#
# The pseudofs aren't needed anymore in target rootfs.
#
umount_pseudofs
#
# Copy required isolinux files in the target rootfs.
#
mkdir -p "$ISOLINUX_DIR"
cp -f $SYSLINUX_DATADIR/isolinux.bin "$ISOLINUX_DIR"
cp -f $SYSLINUX_DATADIR/vesamenu.c32 "$ISOLINUX_DIR"
write_default_isolinux_conf ${kver}
if [ -f "$SPLASH_IMAGE" ]; then
cp -f $SPLASH_IMAGE "$ISOLINUX_DIR"
fi
#
# Prepare the squashed rootfs image.
#
info_msg "Building squashed root filesystem..."
mksquashfs "$ROOTFS" "$BUILDDIR/casper/filesystem.squashfs" \
-root-becomes / -comp ${SQUASHFS_COMPRESSION:-gzip} && \
chmod 444 "$BUILDDIR/casper/filesystem.squashfs" || error_out $?
if [ -n "$ROOTDIR" ]; then
umount_pseudofs yes
else
info_msg "Removing rootfs directory..."
rm -rf "$ROOTFS" || error_out $?
fi
#
# Prepare the ISO image.
#
info_msg "Building ISO image..."
mkisofs -J -r -V "$ISO_VOLUME" -b isolinux/isolinux.bin \
-c isolinux/boot.cat -no-emul-boot \
-boot-load-size 4 -boot-info-table \
-o "$OUTPUT_FILE" "$BUILDDIR" || error_out $?
info_msg "Removing build directory..."
rm -rf "$BUILDDIR" || error_out $?
info_msg "Created $(readlink -f $OUTPUT_FILE) successfully."
exit 0
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