diskimage-builder/elements/baremetal/cleanup.d/99-extract-kernel-and-ramdisk
Ben Nemec 16be6d7ce0 set -u and -o pipefail everywhere
As with the previous similar changes, this is intended to catch
problems as they happen instead of ignoring them and continuing on
to potentially fail later.  Setting this on all existing scripts
will allow us to enforce use via Jenkins.

Change-Id: Iad2d490c86dceab148ea9ab08f457c49a5d5352e
2014-05-06 15:51:07 -05:00

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#!/bin/bash
#
# Copyright 2014 Hewlett-Packard Development Company, L.P.
#
# 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.
set -eu
set -o pipefail
[ -n "$TARGET_ROOT" ]
# Dig up the initrd and kernel to use.
BOOTDIR="$TARGET_ROOT/boot"
KERNEL=
RAMDISK=
if [ -f $TARGET_ROOT/etc/redhat-release ]; then
# Prioritize PAE if present
KERNEL=$(ls -1rv $BOOTDIR/vmlinuz* | grep PAE | grep -v debug | head -1 || echo "")
if [ ! $KERNEL ]; then
KERNEL=$(ls -1rv $BOOTDIR/vmlinuz* | grep -v debug | head -1 || echo "")
if [ ! $KERNEL ]; then
echo "No suitable kernel found."
exit 1
fi
fi
KERNEL=$(basename $KERNEL)
KERNEL_VERSION=`echo $KERNEL | sed 's/vmlinuz-//g'`
RAMDISK=$(basename `ls $BOOTDIR/initramfs-$KERNEL_VERSION.img` || echo "")
if [ ! $RAMDISK ]; then
echo "Can't find an initramfs for the $KERNEL_VERSION version of the kernel."
exit 1
fi
elif [ -f $TARGET_ROOT/etc/debian_version ]; then
KERNEL=$(basename `ls -1rv $BOOTDIR/vmlinuz*generic | head -1`)
RAMDISK=$(basename `ls -1rv $BOOTDIR/initrd*generic | head -1`)
elif [ -f $TARGET_ROOT/etc/SuSE-release ]; then
KERNEL=$(basename `ls -1rv $BOOTDIR/vmlinuz`)
RAMDISK=$(basename `ls -1rv $BOOTDIR/initrd`)
else
echo "ERROR: Unable to detect operating system"
exit 1
fi
sudo cp $BOOTDIR/$KERNEL ${IMAGE_NAME}.vmlinuz
sudo cp $BOOTDIR/$RAMDISK ${IMAGE_NAME}.initrd
sudo chmod a+r ${IMAGE_NAME}.vmlinuz
sudo chmod a+r ${IMAGE_NAME}.initrd