245 lines
6.5 KiB
Bash
245 lines
6.5 KiB
Bash
#!/bin/sh
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#
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# Public Domain, 2009-2010 - Juan RP <xtraeme@gmail.com>
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#
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trap "echo; error_out $?" INT QUIT
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[ "$(id -u)" -ne 0 ] && echo "root perms are required." && exit 1
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ISOLINUX_ARGS="-b isolinux/isolinux.bin -c isolinux/boot.cat"
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ISOLINUX_ARGS="$ISOLINUX_ARGS -boot-load-size 4 -no-emul-boot"
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ISOLINUX_ARGS="$ISOLINUX_ARGS -boot-info-table"
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CONFIG_FILE="$HOME/.xbps-mklive.conf"
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#
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# The following vars are overwritten by the config file.
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#
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PACKAGE_REPO="/storage/xbps/packages"
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OUTPUT_FILE="$HOME/xbps-live-$(uname -m)-$(date +%Y%m%d).iso"
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ISO_VOLUME="XBPS GNU/Linux Live $(uname -m)"
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SYSLINUX_DATADIR="/usr/share/syslinux"
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SPLASH_IMAGE=$HOME/splash.rle
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if [ -f $CONFIG_FILE ]; then
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. $CONFIG_FILE
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fi
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if [ -z "$PACKAGE_LIST" ]; then
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PACKAGE_LIST="xbps-base-system xbps-casper"
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else
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PACKAGE_LIST="xbps-base-system xbps-casper $PACKAGE_LIST"
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fi
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BUILD_TMPDIR=$(mktemp --tmpdir="$(pwd)" -d) || exit 1
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BUILD_TMPDIR=$(readlink -f $BUILD_TMPDIR)
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TEMP_ROOTFS="$BUILD_TMPDIR/casper/rootfs"
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ISOLINUX_DIR="$BUILD_TMPDIR/isolinux"
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info_msg()
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{
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printf "\033[1m$@\n\033[m"
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}
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mount_pseudofs()
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{
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for fs in sys proc dev; do
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if [ ! -d $TEMP_ROOTFS/$fs ]; then
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mkdir -p $TEMP_ROOTFS/$fs
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fi
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mount --bind /$fs $TEMP_ROOTFS/$fs || error_out
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done
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}
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umount_pseudofs()
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{
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for fs in sys proc dev; do
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umount -f $TEMP_ROOTFS/$fs >/dev/null 2>&1
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done
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}
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error_out()
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{
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umount_pseudofs
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[ "$1" -ne 0 ] && echo "ERROR: stage mentioned above returned $1!"
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info_msg "Cleaning up $BUILD_TMPDIR..."
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rm -rf $BUILD_TMPDIR
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exit 1
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}
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write_etc_motd()
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{
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cat >> "$TEMP_ROOTFS/etc/motd" <<_EOF
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###############################################################################
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Autogenerated by xbps-mklive @@MKLIVE_VERSION@@.
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-------------------------------------------------------------------------------
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Welcome to the XBPS GNU/Linux Live system, you have been autologged in.
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This user has full sudo(8) permissions without any password, be careful
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executing commands through sudo(8).
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To play with package management use the xbps-bin(8) and xbps-repo(8)
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utilities. Please visit:
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http://code.google.com/p/xbps/
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For more information and/or documentation about using the X Binary
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Package System. Enjoy it.
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Please also visit my personal blog and click to any of the Google ADs,
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to help continuining developping XBPS. Thank you.
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http://xtraeme.blogspot.com/
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-- Juan RP <xtraeme@gmail.com>
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###############################################################################
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_EOF
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}
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write_default_isolinux_conf()
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{
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local kver="$1"
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cat >> "$ISOLINUX_DIR/isolinux.cfg" << _EOF
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DEFAULT vesamenu.c32
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PROMPT 0
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TIMEOUT 600
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ONTIMEOUT c
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MENU BACKGROUND $(basename $SPLASH_IMAGE)
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MENU VSHIFT 5
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MENU ROWS 20
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MENU TABMSGROW 10
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MENU TABMSG Press ENTER to boot or TAB to edit a menu entry
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MENU AUTOBOOT BIOS default device boot in # second{,s}...
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MENU TIMEOUTROW 12
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MENU COLOR title * #FF5255FF *
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MENU COLOR border * #00000000 #00000000 none
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MENU COLOR sel * #ffffffff #FF5255FF *
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LABEL linux
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MENU LABEL Boot XBPS GNU/Linux ${kver} ($(uname -m))
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KERNEL /casper/vmlinuz
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INITRD /casper/initrd.lz
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APPEND boot=casper keymap=es locale=es_ES
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LABEL linuxtoram
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MENU LABEL Boot XBPS GNU/Linux ${kver} (toram) ($(uname -m))
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KERNEL /casper/vmlinuz
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INITRD /casper/initrd.lz
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APPEND boot=casper toram keymap=es locale=es_ES
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LABEL c
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MENU LABEL Boot first HD found by the BIOS
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LOCALBOOT 0x80
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_EOF
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}
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[ -z "$PACKAGE_LIST" ] && error_out
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[ -z "$OUTPUT_FILE" ] && error_out
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[ -z "$ISO_VOLUME" ] && error_out
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[ -z "$PACKAGE_REPO" ] && error_out
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for _repo_ in ${PACKAGE_REPO}; do
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info_msg "Adding ${_repo_} package repository..."
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xbps-repo.static -r $TEMP_ROOTFS add ${_repo_}
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[ $? -ne 0 ] && error_out $?
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done
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if [ ! -f $SYSLINUX_DATADIR/isolinux.bin -o \
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! -f $SYSLINUX_DATADIR/vesamenu.c32 ]; then
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echo "Missing required isolinux files in $SYSLINUX_DATADIR!"
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error_out
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fi
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[ ! -d "$ISOLINUX_DIR" ] && mkdir -p "$ISOLINUX_DIR"
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if [ ! -f "$ISOLINUX_DIR/isolinux.bin" ]; then
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cp -f $SYSLINUX_DATADIR/isolinux.bin "$ISOLINUX_DIR"
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fi
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if [ ! -f "$ISOLINUX_DIR/isolinux.cfg" ]; then
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kernel_ver=$(xbps-repo.static -r $TEMP_ROOTFS show kernel|grep Version|awk '{print $2}')
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if [ -z "$kernel_ver" ]; then
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echo "Missing 'kernel' pkg in repository pool (xbps-repo)!"
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error_out
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fi
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write_default_isolinux_conf ${kernel_ver}
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fi
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if [ -f "$SPLASH_IMAGE" ]; then
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cp -f $SPLASH_IMAGE "$ISOLINUX_DIR"
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fi
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if [ ! -f "$ISOLINUX_DIR/vesamenu.c32" ]; then
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cp -f $SYSLINUX_DATADIR/vesamenu.c32 "$ISOLINUX_DIR"
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fi
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mount_pseudofs
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xbps_relver=$(xbps-bin.static -V)
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xbps-uhelper.static cmpver ${xbps_relver} 20100511
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if [ $? -eq 255 ]; then
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info_msg "Your XBPS utilities are outdated... please update to >= 0.5.1"
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error_out 1
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fi
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xbps-bin.static -r $TEMP_ROOTFS -y install ${PACKAGE_LIST} || error_out $?
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xbps-bin.static -r $TEMP_ROOTFS -y autoupdate || error_out $?
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xbps-bin.static -r $TEMP_ROOTFS -yp autoremove || error_out $?
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xbps-bin.static -r $TEMP_ROOTFS list > ${OUTPUT_FILE%.iso}-package-list.txt
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info_msg "Creating /etc/motd..."
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write_etc_motd
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info_msg "Rebuilding and copying initramfs..."
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# Set lzma compression for the initramfs, to save space.
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sed -i -e "s|COMPRESS=gzip|COMPRESS=lzma|" \
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$TEMP_ROOTFS/etc/initramfs-tools/initramfs.conf
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xbps-bin.static -r $TEMP_ROOTFS -f reconfigure kernel
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[ $? -ne 0 ] && error_out $?
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cp -f "$TEMP_ROOTFS/boot/initrd.img-${kernel_ver}" \
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"$BUILD_TMPDIR/casper/initrd.lz" || error_out $?
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mkdir -p $TEMP_ROOTFS/cow
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info_msg "Copying kernel binary..."
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cp -f "$TEMP_ROOTFS/boot/vmlinuz-${kernel_ver}" \
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"$BUILD_TMPDIR/casper/vmlinuz" || error_out $?
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info_msg "Cleaning up rootfs..."
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rm -f $TEMP_ROOTFS/boot/initrd*
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rm -f $TEMP_ROOTFS/boot/vmlinuz*
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umount_pseudofs
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info_msg "Building squashed root filesystem..."
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mksquashfs "$TEMP_ROOTFS" "$BUILD_TMPDIR/casper/filesystem.squashfs" \
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-root-becomes / && \
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chmod 444 "$BUILD_TMPDIR/casper/filesystem.squashfs"
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[ $? -ne 0 ] && error_out $?
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info_msg "Removing temporary rootfs directory..."
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rm -rf "$TEMP_ROOTFS" || error_out $?
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info_msg "Creating sha256 checksums..."
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cd $BUILD_TMPDIR
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for f in $(find . -type f -print); do
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[ "$f" = "./sha256.txt" ] && continue
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printf "${f#.}\t$(xbps-uhelper.static digest $f)\n" \
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>> $BUILD_TMPDIR/sha256.txt
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done
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info_msg "Building ISO image..."
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mkisofs -J -r -V "$ISO_VOLUME" -b isolinux/isolinux.bin \
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-c isolinux/boot.cat -no-emul-boot -boot-load-size 4 \
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-boot-info-table -o "$OUTPUT_FILE" "$BUILD_TMPDIR"
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[ $? -ne 0 ] && error_out $?
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info_msg "Removing temporary build directory..."
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rm -rf "$BUILD_TMPDIR" || error_out $?
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info_msg "Created $(readlink -f $OUTPUT_FILE) successfully."
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exit 0
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