# where built files are stored
BUILD_DIR=build/
-BOOTCD_VERSION="3.0"
+BOOTCD_VERSION="3.1"
FULL_VERSION_STRING="PlanetLab BootCD"
OUTPUT_IMAGE_NAME='PlanetLab-BootCD'
echo "setup rpm to install only en_US locale and no docs"
mkdir -p $CD_ROOT/etc/rpm
cp -f $CONF_FILES_DIR/macros $CD_ROOT/etc/rpm
+ # trick rpm and yum
+ export HOME=$PWD
+ cp -f $CONF_FILES_DIR/macros $PWD/.rpmmacros
echo "initialize rpm db"
mkdir -p $CD_ROOT/var/lib/rpm
mv $CD_ROOT/var/lib/rpm $CD_ROOT/usr/relocated/var/lib/
(cd $CD_ROOT/var/lib && ln -s ../../usr/relocated/var/lib/rpm rpm)
+ # get /var/cache/yum out, its 100Mb. create in its place a
+ # symbolic link to /usr/relocated/var/cache/yum
+ mkdir -p $CD_ROOT/usr/relocated/var/cache/
+ mv $CD_ROOT/var/cache/yum $CD_ROOT/usr/relocated/var/cache/
+ (cd $CD_ROOT/var/cache && ln -s ../../usr/relocated/var/cache/yum yum)
+
# get /lib/tls out
mkdir -p $CD_ROOT/usr/relocated/lib
mv $CD_ROOT/lib/tls $CD_ROOT/usr/relocated/lib/
# build usb image and make it bootable with syslinux (instead of isolinux)
USB_IMAGE=${ISO%*.iso}.usb
- USB_KB=$(du -kc $ISO $CD_ROOT/usr/isolinux | awk '$2 == "total" { print $1 }')
+ # leave 1 MB of free space on the filesystem
+ USB_KB=$(du -kc $ISO $CD_ROOT/usr/isolinux | awk '$2 == "total" { print $1 + 1024 }')
mkfs.vfat -C $USB_IMAGE $USB_KB
+
mkdir -p $INITRD_MOUNT
mount -o loop,rw $USB_IMAGE $INITRD_MOUNT
+
+ # populate the root of the image with the iso, pl_version, and the syslinux files
cp -a $ISO $INITRD_MOUNT
cp -a $CD_ROOT/usr/isolinux/{initrd.gz,kernel,message.txt,pl_version} $INITRD_MOUNT
cp -a $CD_ROOT/usr/isolinux/isolinux.cfg $INITRD_MOUNT/syslinux.cfg
+
umount $INITRD_MOUNT
rmdir $INITRD_MOUNT
+
+ # make it bootable
syslinux $USB_IMAGE
}