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#!/bin/bash
set -euo pipefail
image="$1"
cache="$2"
shift 2
echo Building image.
rm -f "$cache/ambient.tar.gz"
./ambient-build-vm --data . --cache "$cache" --image "$image" "$@"
tmp="$(mktemp -d)"
trap 'rm -rf "$tmp"' EXIT
mkdir "$tmp/files"
cat <<EOF >"$tmp/files/run-ci"
echo xyzzy
EOF
chmod +x "$tmp/files/run-ci"
tar -cf "$tmp/run-ci.tar" -C "$tmp/files" .
cp "$image" "$tmp/img.qcow2"
QVMF_FD="/usr/share/ovmf/OVMF.fd"
cp "$QVMF_FD" "$tmp/vars"
echo Testing image.
kvm \
-m 1024 \
-smp cpus=1 \
-display none \
-serial "file:/$tmp/log0" \
-serial "file:/$tmp/log1" \
-drive if=pflash,format=raw,unit=0,file="$QVMF_FD",readonly=on \
-drive if=pflash,format=raw,unit=1,file="$tmp/vars" \
-drive format=qcow2,if=virtio,file="$tmp/img.qcow2" \
-drive format=raw,if=virtio,file="$tmp/run-ci.tar",readonly=on \
-nodefaults
if ! grep -q '^xyzzy' "$tmp/log1" >/dev/null; then
echo "FAILED to perform a simple CI run" 1>&2
cat -v "$tmp/log1"
exit 1
fi
echo "OK. $image is ready to use."
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