#!/bin/bash
################################################################################
#   Copyright (c) 2019 AT&T Intellectual Property.                             #
#   Copyright (c) 2019 Nokia.                                                  #
#                                                                              #
#   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.                                             #
################################################################################


while [ -n "$1" ]; do # while loop starts

    case "$1" in

    -f) OVERRIDEYAML=$2
        shift
        ;;
    -c) LIST_OF_COMPONENTS=$2
        shift
        ;;
    *) echo "Option $1 not recognized" ;; # In case you typed a different option other than a,b,c

    esac

    shift

done


if [ -z "$OVERRIDEYAML" ];then
    echo "****************************************************************************************************************"
    echo "                                                     ERROR                                                      "
    echo "****************************************************************************************************************"
    echo "RIC deployment without deployment recipe is currently disabled. Please specify an recipe with the -f option."
    echo "****************************************************************************************************************"
    exit 1
fi



DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null && pwd )"
GLOBAL_BLOCK=$(cat $OVERRIDEYAML | awk '/^global:/{getline; while ($0 ~ /^ +.*|^ *$/) {print $0; if (getline == 0) {break}}}')
NAMESPACE_BLOCK=$(cat $OVERRIDEYAML | awk '/^  namespace:/{getline; while ($0 ~ /^    .*|^ *$/) {print $0; if (getline == 0) {break}}}')
NAMESPACE=$(echo "$NAMESPACE_BLOCK" | awk '/^ *infra:/{print $2}')
RELEASE_PREFIX=$(echo "$GLOBAL_BLOCK" | awk '/^ *releasePrefix:/{print $2}')
COMPONENTS=${LIST_OF_COMPONENTS:-"chartmuseum"}


NODENAME=$(kubectl get node | awk 'NR>1{print $1}')

LABELFOUND=false
for f in $NODENAME; do
    LABEL=$(kubectl describe node $f | grep local-storage)
    if [ ! -z "$LABEL" ]; then
	LABELFOUND=true
    fi
done

FOUND_STORAGECLASS=$(grep storageclass $OVERRIDEYAML)

if  ! $LABELFOUND && [ -z "$FOUND_STORAGECLASS" ]; then
    echo "***********************************************************************************************"
    echo "*                                          ERROR!!!!!!!!!!!!!                                 *"
    echo "***********************************************************************************************"
    echo "* Nodes label \"local-storage=enable\" is not found in any of the cluster node.               *"
    echo "* Please pick a node and label it using the following command.                                *"
    echo "* kubectl label --overwrite nodes <YOUR_NODE_NAME> local-storage=enable                       *"
    echo "***********************************************************************************************"

    exit 1
fi

if [ -z "$FOUND_STORAGECLASS" ] && $LABELFOUND; then

    DATAPATH=$(cat $DIR/../helm/chartmuseum/values.yaml | grep datapath | awk '{ print $2}' )


    if [ ! -z $OVERRIDEYAML ]; then
        DATAPATHOVERRIDE=$(cat $OVERRIDEYAML | grep datapath | awk '{ print $2}' )
    fi 

    if [ ! -z "$DATAPATHOVERRIDE" ]; then
	DATAPATH=$DATAPATHOVERRIDE
    fi

    if [ ! -d "$DATAPATH" ]; then
	mkdir -p $DATAPATH || { echo "Directory $DATAPATH does not exist and you don't have permission to create it. Please choose a different datapath." ; exit 1 ; }
    fi

    echo "***********************************************************************************************"
    echo "*                                          WARNING!!!!!!!!!!!!!                               *"
    echo "***********************************************************************************************"
    echo "* Chartmuseume will use local storage. Please make sure that directory                        *"
    echo "* $DATAPATH                                                                                   *"
    echo "* contains the proper files.                                                                  *"
    echo "***********************************************************************************************"
fi 

echo "Deploying RIC infra components [$COMPONENTS]"


COMMON_CHART_VERSION=$(cat $DIR/../../../ric-common/Common-Template/helm/ric-common/Chart.yaml | grep version | awk '{print $2}')
helm package -d /tmp $DIR/../../../ric-common/Common-Template/helm/ric-common


for component in $COMPONENTS; do

  mkdir -p $DIR/../helm/$component/charts/
  cp /tmp/ric-common-$COMMON_CHART_VERSION.tgz $DIR/../helm/$component/charts/
  helm install -f $OVERRIDEYAML --namespace "${NAMESPACE}" --name "${RELEASE_PREFIX}-$component" $DIR/../helm/$component
done