kar-k8s-namespace-enable.sh

#!/bin/bash

#
# Copyright IBM Corporation 2020,2023
#
# 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.
#

# Automate namespace enablement for KAR

KAR_NS=$1

if [ -z "$KAR_NS" ]; then
  echo "Usage: kar-k8s-namespace-enable.sh <namespace>"
  exit 1
fi

# create namespace if it doesn't already exist
if ! kubectl get namespace $KAR_NS 2>/dev/null 1>/dev/null; then
    kubectl create namespace $KAR_NS
fi

# copy secrets from kar-system
if kubectl get secret kar.ibm.com.image-pull -n kar-system 2>/dev/null 1>/dev/null; then
    kubectl get secret kar.ibm.com.image-pull -n kar-system -o yaml | sed "s/kar-system/$KAR_NS/g" | kubectl -n $KAR_NS create -f -
fi

kubectl get secret kar.ibm.com.runtime-config -n kar-system -o yaml | sed "s/kar-system/$KAR_NS/g" | kubectl -n $KAR_NS create -f -

# label namespace as KAR-enabled
kubectl label namespace $KAR_NS kar.ibm.com/enabled=true --overwrite