71 lines
2.0 KiB
Bash
Executable File
71 lines
2.0 KiB
Bash
Executable File
#!/bin/bash
|
|
# Copyright (c) 2017 IBM Corp.
|
|
#
|
|
# Licensed under the Apache License, Version 2.0 (the "License");
|
|
# you may not use this file except in compliance with the License.
|
|
# You may obtain a copy of the License at
|
|
#
|
|
# http://www.apache.org/licenses/LICENSE-2.0
|
|
#
|
|
# Unless required by applicable law or agreed to in writing, software
|
|
# distributed under the License is distributed on an "AS IS" BASIS,
|
|
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
|
|
# implied.
|
|
#
|
|
# See the License for the specific language governing permissions and
|
|
# limitations under the License.
|
|
|
|
# Configure zipl.
|
|
|
|
if [ ${DIB_DEBUG_TRACE:-1} -gt 0 ]; then
|
|
set -x
|
|
fi
|
|
set -eu
|
|
set -o pipefail
|
|
|
|
# get the device containing the /boot directory
|
|
base_device=`df /boot --output=source | grep "/dev/*"`
|
|
|
|
cat > /lib/s390-tools/zipl_helper.loop <<EOF
|
|
#!/bin/bash
|
|
# This helper file is only required during image build if DIB is
|
|
# called without any partitioning configured (e.g. without the "vm"
|
|
# element). In that case the file system is put on a plain loop
|
|
# device.
|
|
#
|
|
# It's not required if
|
|
# * zipl is executed in a running VM.
|
|
# * DIB is configured to create partitions (e.g. with the "vm"
|
|
# element).
|
|
#
|
|
# In both cases the disks block layout can be determined by
|
|
# the operating system shipped zipl_helper.device-mapper file.
|
|
|
|
echo "targetbase=${base_device}"
|
|
echo "targettype=scsi"
|
|
# DIB only supports 512 Byte disk sectors and blocks (not to confuse
|
|
# with filesystem block size which is 4k by default)
|
|
echo "targetblocksize=512"
|
|
# If no partitions are present, no MBR is present - the file system can start
|
|
# at block 0
|
|
echo "targetoffset=0"
|
|
EOF
|
|
|
|
chmod +x /lib/s390-tools/zipl_helper.loop
|
|
|
|
cat > /etc/zipl.conf <<EOF
|
|
# This has been modified by the cloud image build process
|
|
[defaultboot]
|
|
default=ubuntu
|
|
|
|
[ubuntu]
|
|
target = /boot
|
|
image = /boot/vmlinuz
|
|
ramdisk = /boot/initrd.img
|
|
parameters="root=LABEL=${DIB_ROOT_LABEL} $DIB_ZIPL_DEFAULT_CMDLINE"
|
|
EOF
|
|
|
|
zipl -V
|
|
|
|
rm -f /lib/s390-tools/zipl_helper.loop
|