#!/bin/bash
#
# Copyright (C) 2012  Codethink Limited
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; version 2 of the License.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.


## A system kind of 'disk' should create the disk image, plus a kernel file.

set -eu

. "$SRCDIR/tests.as-root/lib"

cache="$DATADIR/cache/artifacts"
kernelrepo="$DATADIR/kernel-repo"
morphsrepo="$DATADIR/morphs"

arch=$(uname -m)

cd "$morphsrepo"
git checkout --quiet -b custom master
cat <<EOF >system.morph
{
  "name": "system",
  "kind": "system",
  "system-kind": "disk",
  "arch": "$arch",
  "disk-size": "1G",
  "strata": [
    {
      "morph": "stratum",
      "repo": "test:morphs",
      "ref": "custom"
    }
  ]
}
EOF
cat <<EOF >stratum.morph
{
  "name": "stratum",
  "kind": "stratum",
  "chunks": [
    {
      "name": "hello",
      "repo": "test:chunk-repo",
      "ref": "farrokh",
      "build-depends": []
    },
    {
      "name": "linux",
      "repo": "test:kernel-repo",
      "ref": "custom",
      "build-depends": ["hello"]
    }
  ]
}
EOF
git add system.morph stratum.morph
git commit --quiet -m "foo"

cd "$kernelrepo"
git checkout --quiet -b custom master
cat <<EOF >linux.morph
{
  "name": "linux",
  "kind": "chunk",
  "install-commands": [
      "mkdir -p \"\$DESTDIR/boot\"",
      "touch \"\$DESTDIR\"/boot/vmlinuz",
      "touch \"\$DESTDIR\"/boot/System.map"
  ]
}
EOF
git add linux.morph

git commit --quiet -m 'Make the kernel create a dummy zImage'

rootfs=$("$SRCDIR/scripts/test-morph" --find-system-artifact \
    build-morphology test:morphs custom system)

for suffix in kernel rootfs
do
    if [ ! -e "$cache"/*system.system-"$suffix" ];
    then
        echo "No .system.system-$suffix" 1>&2
        find "$cache" 1>&2
        exit 1
    fi
done

mkdir -p "$DATADIR/mnt"
device=$(loopback_rootfs "$rootfs")
mount "$device" "$DATADIR/mnt"
trap 'cd /; umount -d "$device"' INT TERM ERR

cd "$DATADIR/mnt"
find | LC_ALL=C sort -u
sed -e 's/ on [0-9\-]\+//' "$DATADIR/mnt/factory-run/etc/os-release"
cd "$DATADIR"
umount -d "$device"