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#!/bin/bash
# Setup up the build environment.
exec > >(tee /tmp/build.log) 2>&1
echo "127.0.1.1 $HOSTNAME $HOSTNAME" >> /etc/hosts
error() { echo "$@" 1>&2; }
fail() {
[ $# -eq 0 ] || error "$@";
echo "Failed" > /tmp/failed;
tar -C /tmp -cvf /dev/vdb failed build.log;
shutdown -P now;
exit 1;
}
debug() { error "$(date -R):" "$@"; }
sysfail() { fail "General failure!"; }
trap sysfail SIGINT SIGTERM
set -x
# Variables from configuration step
PACK_D="%D"
BZR_MAAS="%M"
suite="%d"
stream="%S"
serial="%s"
# Set up the stuff
export SRC_D="/tmp/maas"
export START_D="/tmp/logs"
export OUT_D="%O"
# Set up the code paths
cd /tmp
bzr branch "${BZR_MAAS}" "${SRC_D}" ||
fail "Failed to check out the BZR branch"
mci2eph="${SRC_D}/maas-cloudimg2ephemeral"
# Extract /dev/vdc (which has all the goodies including the image
# for conversion)
tar -C / -xvvf /dev/vdd
# Make the dirs
mkdir /tmp/maas_images
mkdir "${START_D}"
mkdir "${PUBLISH_BASE}"
# Do the work
ARCHES="%A"
for arch in ${ARCHES:-i386 amd64 armhf}; do
prefix="${suite}-${stream}-maas-${arch}"
work_d="${OUT_D}/${arch}"
mkdir -p "${work_d}" ||
fail "Unable to create destination directory for ${arch}"
echo "Extracting tarball for ${prefix}"
tar -Sxvzf - -C "${work_d}" --wildcards "*.img" < "${PACK_D}/%B-${arch}.tar.gz" ||
fail "failed to extract tarball for ${prefix}"
img=$(echo "${work_d}/"*.img) && [ -f "$img" ] ||
fail "failed to find img in tarball at $r_url"
mv "${img}" "${work_d}/${prefix}.img" && img="${work_d}/${prefix}.img" ||
fail "failed to rename image"
echo "Converting ${arch} to ephemeral disk"
"$mci2eph" "$img" "${work_d}/${prefix}-vmlinuz" \
"${work_d}/${prefix}-initrd" "${work_d}/${prefix}.manifest" ||
fail "failed to turn $img into ephemeral"
echo "creating ${prefix}.tar.gz"
( cd "$work_d" &&
tar -Scvzf - ${prefix}.img ${prefix}-vmlinuz ${prefix}-initrd ) \
> "$OUT_D/${prefix}.tar.gz" ||
fail "failed to make tar file"
mv "${work_d}/${prefix}.manifest" "${OUT_D}" ||
fail "failed to move manifest"
rm -Rf "${work_d}"
rm "${PACK_D}/${prefix}.tar.gz"
done
# Finish the work
echo "Taring up artifacts to /dev/vdb!"
touch /tmp/success
tar -C /tmp -cvf /dev/vdb maas_images logs success build.log "${OUT_D}" >> /dev/null
sync
shutdown -P now
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