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Fix indentation
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Wagner Camarao committed Jan 6, 2016
1 parent e3057bf commit 788741d
Showing 1 changed file with 57 additions and 58 deletions.
115 changes: 57 additions & 58 deletions stemcell_builder/stages/image_install_grub/apply.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -26,99 +26,100 @@ add_on_exit "losetup --verbose --detach ${device}"

if ! is_ppc64le; then

device_partition=$(kpartx -av ${device} | grep "^add" | cut -d" " -f3)
add_on_exit "kpartx -dv ${device}"
device_partition=$(kpartx -av ${device} | grep "^add" | cut -d" " -f3)
add_on_exit "kpartx -dv ${device}"

loopback_dev="/dev/mapper/${device_partition}"
loopback_dev="/dev/mapper/${device_partition}"

# Mount partition
image_mount_point=${work}/mnt
mkdir -p ${image_mount_point}
# Mount partition
image_mount_point=${work}/mnt
mkdir -p ${image_mount_point}

mount ${loopback_dev} ${image_mount_point}
add_on_exit "umount ${image_mount_point}"
mount ${loopback_dev} ${image_mount_point}
add_on_exit "umount ${image_mount_point}"

# == Guide to variables in this script (all paths are defined relative to the real root dir, not the chroot)
# == Guide to variables in this script (all paths are defined relative to the real root dir, not the chroot)

# work: the base working directory outside the chroot
# eg: /mnt/stemcells/aws/xen/centos/work/work
# disk_image: path to the stemcell disk image
# eg: /mnt/stemcells/aws/xen/centos/work/work/aws-xen-centos.raw
# device: path to the loopback devide mapped to the entire disk image
# eg: /dev/loop0
# loopback_dev: device node mapped to the main partition in disk_image
# eg: /dev/mapper/loop0p1
# image_mount_point: place where loopback_dev is mounted as a filesystem
# eg: /mnt/stemcells/aws/xen/centos/work/work/mnt
# work: the base working directory outside the chroot
# eg: /mnt/stemcells/aws/xen/centos/work/work
# disk_image: path to the stemcell disk image
# eg: /mnt/stemcells/aws/xen/centos/work/work/aws-xen-centos.raw
# device: path to the loopback devide mapped to the entire disk image
# eg: /dev/loop0
# loopback_dev: device node mapped to the main partition in disk_image
# eg: /dev/mapper/loop0p1
# image_mount_point: place where loopback_dev is mounted as a filesystem
# eg: /mnt/stemcells/aws/xen/centos/work/work/mnt

# Generate random password
random_password=$(tr -dc A-Za-z0-9_ < /dev/urandom | head -c 16)
# Generate random password
random_password=$(tr -dc A-Za-z0-9_ < /dev/urandom | head -c 16)

# Install bootloader
if [ -x ${image_mount_point}/usr/sbin/grub2-install ] # GRUB 2
then
# Install bootloader
if [ -x ${image_mount_point}/usr/sbin/grub2-install ]; then # GRUB 2

# GRUB 2 needs to operate on the loopback block device for the whole FS image, so we map it into the chroot environment
touch ${image_mount_point}${device}
mount --bind ${device} ${image_mount_point}${device}
add_on_exit "umount ${image_mount_point}${device}"
# GRUB 2 needs to operate on the loopback block device for the whole FS image, so we map it into the chroot environment
touch ${image_mount_point}${device}
mount --bind ${device} ${image_mount_point}${device}
add_on_exit "umount ${image_mount_point}${device}"

mkdir -p `dirname ${image_mount_point}${loopback_dev}`
touch ${image_mount_point}${loopback_dev}
mount --bind ${loopback_dev} ${image_mount_point}${loopback_dev}
add_on_exit "umount ${image_mount_point}${loopback_dev}"
mkdir -p `dirname ${image_mount_point}${loopback_dev}`
touch ${image_mount_point}${loopback_dev}
mount --bind ${loopback_dev} ${image_mount_point}${loopback_dev}
add_on_exit "umount ${image_mount_point}${loopback_dev}"

# GRUB 2 needs /sys and /proc to do its job
mount -t proc none ${image_mount_point}/proc
add_on_exit "umount ${image_mount_point}/proc"
# GRUB 2 needs /sys and /proc to do its job
mount -t proc none ${image_mount_point}/proc
add_on_exit "umount ${image_mount_point}/proc"

mount -t sysfs none ${image_mount_point}/sys
add_on_exit "umount ${image_mount_point}/sys"
mount -t sysfs none ${image_mount_point}/sys
add_on_exit "umount ${image_mount_point}/sys"

echo "(hd0) ${device}" > ${image_mount_point}/device.map
echo "(hd0) ${device}" > ${image_mount_point}/device.map

# install bootsector into disk image file
run_in_chroot ${image_mount_point} "grub2-install -v --no-floppy --grub-mkdevicemap=/device.map ${device}"
# install bootsector into disk image file
run_in_chroot ${image_mount_point} "grub2-install -v --no-floppy --grub-mkdevicemap=/device.map ${device}"

cat >${image_mount_point}/etc/default/grub <<EOF
cat >${image_mount_point}/etc/default/grub <<EOF
GRUB_CMDLINE_LINUX="vconsole.keymap=us net.ifnames=0 crashkernel=auto selinux=0 plymouth.enable=0 console=ttyS0,115200n8 earlyprintk=ttyS0 rootdelay=300"
EOF

# we use a random password to prevent user from editing the boot menu
pbkdf2_password=`run_in_chroot ${image_mount_point} "echo -e '${random_password}\n${random_password}' | grub2-mkpasswd-pbkdf2 | grep -Eo 'grub.pbkdf2.sha512.*'"`
echo "\
# we use a random password to prevent user from editing the boot menu
pbkdf2_password=`run_in_chroot ${image_mount_point} "echo -e '${random_password}\n${random_password}' | grub2-mkpasswd-pbkdf2 | grep -Eo 'grub.pbkdf2.sha512.*'"`
echo "\
cat << EOF
set superusers=vcap
password_pbkdf2 vcap $pbkdf2_password
EOF" >> ${image_mount_point}/etc/grub.d/00_header

# assemble config file that is read by grub2 at boot time
run_in_chroot ${image_mount_point} "GRUB_DISABLE_RECOVERY=true grub2-mkconfig -o /boot/grub2/grub.cfg"
# assemble config file that is read by grub2 at boot time
run_in_chroot ${image_mount_point} "GRUB_DISABLE_RECOVERY=true grub2-mkconfig -o /boot/grub2/grub.cfg"

rm ${image_mount_point}/device.map

rm ${image_mount_point}/device.map
else # Classic GRUB
else # Classic GRUB

mkdir -p ${image_mount_point}/tmp/grub
add_on_exit "rm -rf ${image_mount_point}/tmp/grub"
mkdir -p ${image_mount_point}/tmp/grub
add_on_exit "rm -rf ${image_mount_point}/tmp/grub"

touch ${image_mount_point}/tmp/grub/${stemcell_image_name}
touch ${image_mount_point}/tmp/grub/${stemcell_image_name}

mount --bind $work/${stemcell_image_name} ${image_mount_point}/tmp/grub/${stemcell_image_name}
add_on_exit "umount ${image_mount_point}/tmp/grub/${stemcell_image_name}"
mount --bind $work/${stemcell_image_name} ${image_mount_point}/tmp/grub/${stemcell_image_name}
add_on_exit "umount ${image_mount_point}/tmp/grub/${stemcell_image_name}"

cat > ${image_mount_point}/tmp/grub/device.map <<EOS
cat > ${image_mount_point}/tmp/grub/device.map <<EOS
(hd0) ${stemcell_image_name}
EOS

run_in_chroot ${image_mount_point} "
run_in_chroot ${image_mount_point} "
cd /tmp/grub
grub --device-map=device.map --batch <<EOF
root (hd0,0)
setup (hd0)
EOF
"
fi # end of GRUB and GRUB 2 bootsector installation
fi # end of GRUB and GRUB 2 bootsector installation

else
# ppc64le guest images have a PReP partition followed by the file system
# This and following changes in this file made with the help of Paulo Flabio Smorigo @ IBM
Expand All @@ -140,8 +141,6 @@ else
mount ${loopback_dev} /mnt/
grub-install -v ${loopback_boot_dev} --boot-directory=/mnt/boot
"


fi

# Figure out uuid of partition
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