114 lines
3.4 KiB
Bash
Executable File
114 lines
3.4 KiB
Bash
Executable File
#!/bin/bash
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#
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# Copyright 2012 Hewlett-Packard Development Company, L.P.
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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set -e
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# Prevent perl from complaining a lot, but also remove any unexpected side-effects
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# of $LANG varying between build hosts
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export LANG=C
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SCRIPTNAME=$(basename $0)
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SCRIPT_HOME=$(dirname $0)
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export _LIB=$(dirname $0)/../lib
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source $_LIB/die
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function show_options () {
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echo "Options:"
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echo " -a i386|amd64 -- set the architecture of the image"
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echo " -o filename -- set the name of the output file"
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echo " -x -- turn on tracing"
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echo " -u -- uncompressed; do not compress the image - larger but faster"
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echo " -c -- clear environment before starting work"
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echo " -p package[,package,package] -- list of packages to install in the image"
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exit 0
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}
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INSTALL_PACKAGES=""
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COMPRESS_IMAGE="true"
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TEMP=`getopt -o a:ho:xucp: -n $SCRIPTNAME -- "$@"`
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if [ $? != 0 ] ; then echo "Terminating..." >&2 ; exit 1 ; fi
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# Note the quotes around `$TEMP': they are essential!
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eval set -- "$TEMP"
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while true ; do
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case "$1" in
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-a) export ARCH=$2; shift 2 ;;
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-o) export IMAGE_NAME=$2; shift 2 ;;
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-h) show_options;;
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-x) shift; set -x;;
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-u) shift; export COMPRESS_IMAGE="";;
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-c) shift ; export CLEAR_ENV=1;;
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-p) IFS="," read -a INSTALL_PACKAGES <<< "$2"; export INSTALL_PACKAGES ; shift 2 ;;
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--) shift ; break ;;
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*) echo "Internal error!" ; exit 1 ;;
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esac
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done
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if [ "$CLEAR_ENV" == "1" -a "$HOME" != "" ]; then
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echo "Re-execing to clear environment."
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echo "(note this will prevent much of the local_config element from working)"
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exec -c $0 "$@"
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fi
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for arg do IMAGE_ELEMENT="$IMAGE_ELEMENT $arg" ; done
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source $_LIB/img-defaults
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source $_LIB/common-functions
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source $_LIB/img-functions
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IMAGE_ELEMENT=$($SCRIPT_HOME/element-info --expand-dependencies $IMAGE_ELEMENT)
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echo "Building elements: $IMAGE_ELEMENT"
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echo "If prompted for sudo, install sudoers.d/img-build-sudoers into /etc/sudoers.d and restart the build."
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# TODO: make into an element.
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ensure_nbd
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mk_build_dir
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eval_run_d block-device-size "IMAGE_SIZE="
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qemu-img create -f qcow2 -o preallocation=metadata $TMP_IMAGE_PATH ${IMAGE_SIZE}G
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# Should have a grab-next-dev helper ?
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NBD_DEV=/dev/nbd0
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if [[ $(qemu-nbd --help | grep cache) == *writeback* ]] ; then
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CACHE="--cache=writeback"
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else
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echo "Warning: qemu-nbd without --cache=writeback is /slow/."
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CACHE=""
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fi
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sudo qemu-nbd -c $NBD_DEV $CACHE $TMP_IMAGE_PATH
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export EXTRA_UNMOUNT="sudo qemu-nbd -d $NBD_DEV"
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export IMAGE_BLOCK_DEVICE=$NBD_DEV
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eval_run_d block-device "IMAGE_BLOCK_DEVICE="
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sudo mkfs -F -t $FS_TYPE -L cloudimg-rootfs ${IMAGE_BLOCK_DEVICE}
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mount_tmp_image ${IMAGE_BLOCK_DEVICE}
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create_base
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run_d extra-data
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do_pre_install
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do_extra_package_install
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do_install
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prepare_first_boot
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finalise_base
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unmount_image
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compress_image
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save_image $IMAGE_NAME.$IMAGE_TYPE
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