- clean
-
- mkdir -p $CD_ROOT/dev/pts
- mkdir -p $CD_ROOT/proc
- mkdir -p $CD_ROOT/etc
-
- echo "copy fstab and mtab"
- cp -f $CONF_FILES_DIR/fstab $CD_ROOT/etc/
- cp -f $CONF_FILES_DIR/mtab $CD_ROOT/etc/
-
- echo "setup rpm to install only en_US locale and no docs"
- mkdir -p $CD_ROOT/etc/rpm
- cp -f $CONF_FILES_DIR/macros $CD_ROOT/etc/rpm
-
- echo "initialize rpm db"
- mkdir -p $CD_ROOT/var/lib/rpm
- rpm --root $CD_ROOT --initdb
-
- echo "install boot cd base rpms"
- yum -c yum.conf --installroot=$CD_ROOT -y groupinstall $BOOTCD_YUM_GROUP
-
- echo "checking to make sure rpms were installed"
- packages=`cat yumgroups.xml | grep packagereq | sed 's#<[^<]*>##g'`
- set +e
- for package in $packages; do
- echo "checking for package $package"
- chroot $CD_ROOT /bin/rpm -qi $package > /dev/null
- if [[ "$?" -ne 0 ]]; then
- echo "package $package was not installed in the cd root."
- echo "make sure it exists in the yum repository."
- exit 1
- fi
+ # Calculate ramdisk size (total uncompressed size of both archives)
+ ramdisk_size=$(gzip -l $ISOFS/bootcd.img $ISOFS/overlay.img ${CUSTOM_DIR:+$ISOFS/custom.img} | tail -1 | awk '{ print $2; }') # bytes
+ ramdisk_size=$((($ramdisk_size + 1023) / 1024)) # kilobytes
+
+ echo "$FULL_VERSION_STRING" >$ISOFS/pl_version
+
+ popd
+}
+
+#################### plain ISO
+function build_iso() {
+ local iso="$1" ; shift
+ local custom="$1"
+
+ # Write isolinux configuration
+ cat >$ISOFS/isolinux.cfg <<EOF
+${console_serial_line}
+PROMPT 0
+DEFAULT planetlab-bootcd
+
+LABEL planetlab-bootcd
+ DISPLAY pl_version
+ LINUX kernel
+ APPEND ramdisk_size=$ramdisk_size initrd=bootcd.img,overlay.img${custom:+,custom.img} root=/dev/ram0 rw ${KERNEL_ARGS}
+EOF
+
+ # Create ISO image
+ echo "* Generated isolinux.cfg -------------------- BEG"
+ cat $ISOFS/isolinux.cfg
+ echo "* Generated isolinux.cfg -------------------- END"
+ echo "* Creating ISO image in pwd=$(pwd)"
+ echo "* with command mkisofs -o $iso $MKISOFS_OPTS $ISOFS"
+ mkisofs -o "$iso" $MKISOFS_OPTS $ISOFS
+}
+
+#################### USB with partitions
+function build_usb_partition() {
+ echo -n "* Creating USB image with partitions..."
+ local usb="$1" ; shift
+ local custom="$1"
+
+ local size=$(($(du -Lsk $ISOFS | awk '{ print $1; }') + $FREE_SPACE))
+ size=$(( $size / 1024 ))
+
+ local heads=64
+ local sectors=32
+ local cylinders=$(( ($size*1024*2)/($heads*$sectors) ))
+ local offset=$(( $sectors*512 ))
+
+ if [ -f /usr/lib/syslinux/mkdiskimage ] ; then
+ /usr/lib/syslinux/mkdiskimage -M -4 "$usb" $size $heads $sectors
+ else
+ mkdiskimage -M -4 "$usb" $size $heads $sectors
+ fi
+
+ cat >${BUILDTMP}/mtools.conf<<EOF
+drive z:
+file="${usb}"
+cylinders=$cylinders
+heads=$heads
+sectors=$sectors
+offset=$offset
+mformat_only
+mtools_skip_check=1
+EOF
+ # environment variable for mtools
+ export MTOOLSRC="${BUILDTMP}/mtools.conf"
+
+ ### COPIED FROM build_usb() below!!!!
+ echo -n " populating USB image... "
+ mcopy -bsQ -i "$usb" "$ISOFS"/* z:/
+
+ # Use syslinux instead of isolinux to make the image bootable
+ tmp="${BUILDTMP}/syslinux.cfg"
+ cat >$tmp <<EOF
+${console_serial_line}
+PROMPT 0
+DEFAULT planetlab-bootcd
+
+LABEL planetlab-bootcd
+ DISPLAY pl_version
+ LINUX kernel
+ APPEND ramdisk_size=$ramdisk_size initrd=bootcd.img,overlay.img${custom:+,custom.img} root=/dev/ram0 rw ${KERNEL_ARGS}
+EOF
+ mdel -i "$usb" z:/isolinux.cfg 2>/dev/null || :
+ mcopy -i "$usb" "$tmp" z:/syslinux.cfg
+ rm -f "$tmp"
+ rm -f "${MTOOLSRC}"
+ unset MTOOLSRC
+
+ echo "making USB image bootable."
+ syslinux -o $offset "$usb"
+
+}
+
+#################### plain USB
+function build_usb() {
+ echo -n "* Creating USB image... "
+ local usb="$1" ; shift
+ local custom="$1"
+
+ rm -f "$usb"
+ mkfs.vfat -C "$usb" $(($(du -Lsk $ISOFS | awk '{ print $1; }') + $FREE_SPACE))
+
+ cat >${BUILDTMP}/mtools.conf<<EOF
+mtools_skip_check=1
+EOF
+ # environment variable for mtools
+ export MTOOLSRC="${BUILDTMP}/mtools.conf"
+
+ # Populate it
+ echo -n " populating USB image... "
+ mcopy -bsQ -i "$usb" "$ISOFS"/* ::/
+
+ # Use syslinux instead of isolinux to make the image bootable
+ tmp="${BUILDTMP}/syslinux.cfg"
+ cat >$tmp <<EOF
+${console_serial_line}
+PROMPT 0
+DEFAULT planetlab-bootcd
+
+LABEL planetlab-bootcd
+ DISPLAY pl_version
+ LINUX kernel
+ APPEND ramdisk_size=$ramdisk_size initrd=bootcd.img,overlay.img${custom:+,custom.img} root=/dev/ram0 rw ${KERNEL_ARGS}
+EOF
+ mdel -i "$usb" ::/isolinux.cfg 2>/dev/null || :
+ mcopy -i "$usb" "$tmp" ::/syslinux.cfg
+ rm -f "$tmp"
+ rm -f "${MTOOLSRC}"
+ unset MTOOLSRC
+
+ echo "making USB image bootable."
+ syslinux "$usb"
+}
+
+#################### utility to setup CRAMFS related support
+function prepare_cramfs() {
+ [ -n "$CRAMFS_PREPARED" ] && return 0
+ local custom=$1;
+
+ echo "* Setting up CRAMFS-based images"
+ local tmp="${BUILDTMP}/cramfs-tree"
+ mkdir -p "$tmp"
+ push_cleanup rm -rf $tmp
+ pushd $tmp
+ gzip -d -c $ISOFS/bootcd.img | cpio -diu
+ gzip -d -c $ISOFS/overlay.img | cpio -diu
+ [ -n "$custom" ] && \
+ gzip -d -c $ISOFS/custom.img | cpio -diu
+
+ # clean out unnecessary rpm lib
+ echo "* clearing var/lib/rpm/*"
+ rm -f var/lib/rpm/*
+
+ # bootcd requires this directory
+ mkdir -p mnt/confdevice
+
+ # relocate various directory to /tmp
+ rm -rf root
+ ln -fs /tmp/root root
+ ln -fs /sbin/init linuxrc
+ ln -fs /tmp/resolv.conf etc/resolv.conf
+ ln -fs /tmp/etc/mtab etc/mtab
+
+ # have pl_rsysinit copy over appropriate etc & var directories into /tmp/etc/
+ # make /tmp/etc
+ echo "* renaming dirs in ./etc"
+ pushd etc
+ for dir in `find * -type d -prune | grep -v rc.d`; do
+ mv ${dir} ${dir}_o
+ ln -fs /tmp/etc/${dir} ${dir}