#!/bin/bash

set -e

if [ -z "$1" ]; then
  echo "Error: Missing S3 access key ID."
  echo "Usage: $0 <AWS_ACCESS_KEY_ID> <AWS_SECRET_ACCESS_KEY>"
  echo "You must provide your access key ID as a parameter to run this script."
  exit 1
fi

if [ -z "$2" ]; then
  echo "Error: Missing S3 secret access key ID."
  echo "Usage: $0 <AWS_ACCESS_KEY_ID> <AWS_SECRET_ACCESS_KEY>"
  echo "You must provide your secret access key ID as a parameter to run this script."
  exit 1
fi

if [ -z "$3" ]; then
  echo "Error: Missing S3 endpoint."
  echo "Usage: $0 <AWS_ACCESS_KEY_ID> <AWS_SECRET_ACCESS_KEY> <AWS_ENDPOINT>"
  echo "You must provide your s3 compatible endpoint as a parameter to run this script."
  exit 1
fi

AWS_ACCESS_KEY_ID=$1
AWS_SECRET_ACCESS_KEY=$2
AWS_ENDPOINTS=$3

# Add the longhorn Helm repository
helm repo add longhorn https://charts.longhorn.io
helm repo update

# Create the namespace for longhorn
kubectl create namespace longhorn-system || true
kubectl label namespace longhorn-system pod-security.kubernetes.io/enforce=privileged
kubectl label namespace longhorn-system pod-security.kubernetes.io/audit=privileged
kubectl label namespace longhorn-system pod-security.kubernetes.io/warn=privileged

kubectl delete secret longhorn-s3-secret -n longhorn-system || true
kubectl create secret generic longhorn-s3-secret \
  --namespace longhorn-system \
  --from-literal=AWS_ACCESS_KEY_ID=$AWS_ACCESS_KEY_ID \
  --from-literal=AWS_SECRET_ACCESS_KEY=$AWS_SECRET_ACCESS_KEY \
  --from-literal=AWS_ENDPOINTS=$AWS_ENDPOINTS \
  --from-literal=AWS_REGION=eu-west-1

# Install the longhorn chart
helm install longhorn longhorn/longhorn \
  --namespace longhorn-system \
  --version 1.7.2 \
  -f ./helm-values/longhorn.yaml