#!/bin/bash

# ============LICENSE_START=======================================================
#  Copyright (C) 2019 The Nordix Foundation. All rights reserved.
# ================================================================================
# 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.
#
# SPDX-License-Identifier: Apache-2.0
# ============LICENSE_END=========================================================


# NOTES (fdegir): this script only works for
# - infra/engine
# - infra/provisioner/heat

set -o nounset
set -o errexit
set -o pipefail

# NOTE (fdegir): we need to remove $WORKSPACE and clone infra/engine repository
# as infra/engine is what drives the deployment
if [[ "$GERRIT_PROJECT" != "infra/engine" ]]; then
  cd "$HOME" && /bin/rm -rf "$WORKSPACE"
  echo "Info : Cloning infra/engine repository"
  git clone -q https://gerrit.nordix.org/infra/engine.git "$WORKSPACE"
  cd "$WORKSPACE"
  # TODO (fdegir): this is temporarily here to develop the jobs
  git fetch "https://gerrit.nordix.org/infra/engine" refs/changes/23/4823/18 && git checkout FETCH_HEAD
fi

# file to record change metadata
 export CHANGE_METADATA_FILE="$WORKSPACE/change.properties"
/bin/rm -f "$CHANGE_METADATA_FILE"

echo "Info  : Generating change metadata"

# TODO (fdegir): this should match to the branch of the job for {stack}-verify jobs
export STACK_VERSION=master

# determine the project
# this scripts is used by all engine repos so we need to determine what this change is for
export ENGINE_COMPONENT="${GERRIT_PROJECT//*\//}"

if [[ "$GERRIT_PROJECT" =~ /stack/ ]]; then
  export STACK_TYPE="$ENGINE_COMPONENT"
  echo "Info  : Setting STACK_TYPE, STACK_VERSION and STACK_REFSPEC"
  echo "        STACK_TYPE=$STACK_TYPE"
  echo "        STACK_VERSION=$GERRIT_PATCHSET_REVISION"
  echo "        STACK_REFSPEC=$GERRIT_REFSPEC"
  echo "STACK_TYPE=$STACK_TYPE" >> "$CHANGE_METADATA_FILE"
  echo "STACK_VERSION=$GERRIT_PATCHSET_REVISION" >> "$CHANGE_METADATA_FILE"
  echo "STACK_REFSPEC=$GERRIT_REFSPEC" >> "$CHANGE_METADATA_FILE"
elif [[ "$GERRIT_PROJECT" =~ /installer/ ]]; then
  case "${ENGINE_COMPONENT}" in
    kolla)
      export STACK_TYPE="openstack"
      ;;
    kubespray)
      export STACK_TYPE="kubernetes"
      ;;
    oom)
      export STACK_TYPE="onap"
      ;;
    *) echo "ERROR : Invalid engine component $ENGINE_COMPONENT"; exit 1;;
  esac

  echo "Info  : Setting STACK_TYPE, STACK_VERSION and STACK_REFSPEC"
  echo "        STACK_TYPE=$STACK_TYPE"
  echo "        STACK_VERSION=$STACK_VERSION"
  echo "        NORDIX_$(echo $ENGINE_COMPONENT | tr a-z A-Z)_VERSION=$GERRIT_PATCHSET_REVISION"
  echo "        NORDIX_$(echo $ENGINE_COMPONENT | tr a-z A-Z)_REFSPEC=$GERRIT_REFSPEC"
  echo "STACK_TYPE=$STACK_TYPE" >> "$CHANGE_METADATA_FILE"
  echo "STACK_VERSION=$STACK_VERSION" >> "$CHANGE_METADATA_FILE"
  echo "NORDIX_$(echo $ENGINE_COMPONENT | tr a-z A-Z)_VERSION=$GERRIT_PATCHSET_REVISION" >> "$CHANGE_METADATA_FILE"
  echo "NORDIX_$(echo $ENGINE_COMPONENT | tr a-z A-Z)_REFSPEC=$GERRIT_REFSPEC" >> "$CHANGE_METADATA_FILE"
else
  export STACK_TYPE=kubernetes
  export STACK_VERSION=$STACK_VERSION
  echo "STACK_TYPE=kubernetes" >> "$CHANGE_METADATA_FILE"
  echo "STACK_VERSION=$STACK_VERSION" >> "$CHANGE_METADATA_FILE"
  echo "NORDIX_$(echo $ENGINE_COMPONENT | tr a-z A-Z)_VERSION=$GERRIT_PATCHSET_REVISION" >> "$CHANGE_METADATA_FILE"
  echo "NORDIX_$(echo $ENGINE_COMPONENT | tr a-z A-Z)_REFSPEC=$GERRIT_REFSPEC" >> "$CHANGE_METADATA_FILE"
fi

# global vars
export NORDIX_ARM_HTTPS_URL="https://artifactory.nordix.org/artifactory"
export ARTIFACT_ARM_FOLDER="gerrit"
export BUILD_IDENTIFIER=$GERRIT_CHANGE_NUMBER
export INSTALLER_FILE="${STACK_TYPE}-ubuntu1804.bsx"
export BUILD_ARTIFACTS="${STACK_TYPE}-ubuntu1804.bsx"
export NORDIX_ARM_REPO="nordix-${STACK_TYPE}"
export NORDIX_ARTIFACT_URL="$NORDIX_ARM_HTTPS_URL/$NORDIX_ARM_REPO/installer/oss/$ARTIFACT_ARM_FOLDER/$BUILD_IDENTIFIER"

cat << EOF >> "$CHANGE_METADATA_FILE"
BUILD_IDENTIFIER=$BUILD_IDENTIFIER
BUILD_DATE=$(date '+%Y%m%d%H%M')
BUILT_BY=$BUILD_URL
CI_LOOP=$CI_LOOP
ENGINE_SHA=$(git rev-parse HEAD)
INSTALLER_FILE=${STACK_TYPE}-ubuntu1804.bsx
BUILD_ARTIFACTS=${STACK_TYPE}-ubuntu1804.bsx
NORDIX_ARM_REPO=nordix-${STACK_TYPE}
NORDIX_ARTIFACT_URL=$NORDIX_ARTIFACT_URL
EOF

echo "Info  : Change metadata"
echo "-------------------------------------------------------------------------"
cat "$CHANGE_METADATA_FILE"
echo "-------------------------------------------------------------------------"

# vim: set ts=2 sw=2 expandtab: