#!/usr/bin/env bash

if ! command -v pwgen &> /dev/null; then
  echo "Error: 'pwgen' command not found. Please install it (e.g., 'sudo apt install pwgen') and try again."
  exit 1
fi

NAMESPACE=redis
REDIS_SECRET=redis-auth

generate_password() {
  pwgen 32 1
}

REDIS_PASSWORD=$(generate_password)

NAMESPACE_EXISTS=$(kubectl get namespace $NAMESPACE --ignore-not-found)
if [ -z "$NAMESPACE_EXISTS" ]; then
  echo "Creating namespace $NAMESPACE"
  kubectl create namespace $NAMESPACE
else
  echo "Namespace $NAMESPACE already exists"
fi

REDIS_SECRET_EXISTS=$(kubectl get secret $REDIS_SECRET -n $NAMESPACE --ignore-not-found)
if [ -z "$REDIS_SECRET_EXISTS" ]; then
  echo "Creating secret $REDIS_SECRET in namespace $NAMESPACE"
  kubectl create secret generic $REDIS_SECRET -n $NAMESPACE \
    --from-literal=password=$REDIS_PASSWORD \
  --dry-run=client -o yaml | kubectl apply -f -
else
  echo "Secret $REDIS_SECRET already exists in namespace $NAMESPACE"
fi