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#!/bin/bash
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# Bifrost Helm Chart Installation Script
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# This script helps you install Bifrost with different configurations
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set -e
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# Colors for output
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RED='\033[0;31m'
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GREEN='\033[0;32m'
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YELLOW='\033[1;33m'
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BLUE='\033[0;34m'
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NC='\033[0m' # No Color
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# Print colored output
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print_info() {
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echo -e "${BLUE}ℹ ${NC}$1"
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}
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print_success() {
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echo -e "${GREEN}✓ ${NC}$1"
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}
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print_warning() {
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echo -e "${YELLOW}⚠ ${NC}$1"
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}
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print_error() {
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echo -e "${RED}✗ ${NC}$1"
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}
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# Print banner
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print_banner() {
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echo ""
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echo -e "${BLUE}╔═══════════════════════════════════════════╗${NC}"
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echo -e "${BLUE}║ ║${NC}"
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echo -e "${BLUE}║ Bifrost Helm Chart Installer ║${NC}"
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echo -e "${BLUE}║ ║${NC}"
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echo -e "${BLUE}╚═══════════════════════════════════════════╝${NC}"
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echo ""
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}
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# Check prerequisites
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check_prerequisites() {
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print_info "Checking prerequisites..."
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if ! command -v helm &> /dev/null; then
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print_error "Helm is not installed. Please install Helm 3.2.0 or later."
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exit 1
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fi
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if ! command -v kubectl &> /dev/null; then
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print_error "kubectl is not installed. Please install kubectl."
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exit 1
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fi
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# Check kubectl connection
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if ! kubectl cluster-info &> /dev/null; then
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print_error "Cannot connect to Kubernetes cluster. Please check your kubeconfig."
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exit 1
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fi
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print_success "All prerequisites met"
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}
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# Show menu
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show_menu() {
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echo ""
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echo "Select a deployment configuration:"
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echo ""
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echo " 1) SQLite only (simple, local development)"
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echo " 2) PostgreSQL only (production-ready database)"
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echo " 3) PostgreSQL + Weaviate (semantic caching with Weaviate)"
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echo " 4) PostgreSQL + Redis (semantic caching with Redis)"
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echo " 5) SQLite + Weaviate (local dev with semantic caching)"
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echo " 6) SQLite + Redis (local dev with Redis caching)"
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echo " 7) External PostgreSQL (use your own database)"
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echo " 8) Production HA (high-availability setup)"
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echo " 9) Custom (use your own values file)"
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echo ""
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echo " 0) Exit"
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echo ""
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}
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# Get user input
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get_input() {
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read -p "Enter your choice [0-9]: " choice
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case $choice in
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1) CONFIG="sqlite-only" ;;
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2) CONFIG="postgres-only" ;;
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3) CONFIG="postgres-weaviate" ;;
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4) CONFIG="postgres-redis" ;;
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5) CONFIG="sqlite-weaviate" ;;
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6) CONFIG="sqlite-redis" ;;
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7) CONFIG="external-postgres" ;;
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8) CONFIG="production-ha" ;;
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9) CONFIG="custom" ;;
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0) exit 0 ;;
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*)
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print_error "Invalid choice. Please try again."
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return 1
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;;
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esac
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return 0
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}
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# Get release name
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get_release_name() {
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read -p "Enter release name (default: bifrost): " RELEASE_NAME
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RELEASE_NAME=${RELEASE_NAME:-bifrost}
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}
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# Get namespace
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get_namespace() {
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read -p "Enter namespace (default: default): " NAMESPACE
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NAMESPACE=${NAMESPACE:-default}
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# Check if namespace exists
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if ! kubectl get namespace "$NAMESPACE" &> /dev/null; then
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read -p "Namespace '$NAMESPACE' does not exist. Create it? (y/n): " CREATE_NS
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if [[ "$CREATE_NS" =~ ^[Yy]$ ]]; then
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kubectl create namespace "$NAMESPACE"
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print_success "Namespace '$NAMESPACE' created"
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else
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print_error "Installation aborted"
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exit 1
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fi
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fi
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}
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# Get custom values file
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get_custom_values() {
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read -p "Enter path to custom values file: " CUSTOM_VALUES
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if [[ ! -f "$CUSTOM_VALUES" ]]; then
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print_error "File not found: $CUSTOM_VALUES"
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exit 1
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fi
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}
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# Install chart
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install_chart() {
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local values_file=""
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if [[ "$CONFIG" == "custom" ]]; then
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# Validate that CUSTOM_VALUES is non-empty
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if [[ -z "$CUSTOM_VALUES" ]]; then
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print_error "Custom values file path is empty"
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exit 1
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fi
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values_file="$CUSTOM_VALUES"
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# Validate that the custom values file exists and is a regular file
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if [[ ! -f "$values_file" ]]; then
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print_error "Custom values file does not exist or is not a regular file: $values_file"
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exit 1
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fi
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else
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values_file="${CHART_DIR}/values-examples/${CONFIG}.yaml"
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# Validate that the predefined values file exists
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if [[ ! -f "$values_file" ]]; then
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print_error "Values file does not exist: $values_file"
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exit 1
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fi
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fi
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print_info "Installing Bifrost..."
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print_info "Release: $RELEASE_NAME"
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print_info "Namespace: $NAMESPACE"
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print_info "Configuration: $CONFIG"
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echo ""
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# Ask for confirmation
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read -p "Proceed with installation? (y/n): " CONFIRM
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if [[ ! "$CONFIRM" =~ ^[Yy]$ ]]; then
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print_warning "Installation cancelled"
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exit 0
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fi
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# Run helm install with explicit chart directory
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if helm install "$RELEASE_NAME" "$CHART_DIR" \
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--namespace "$NAMESPACE" \
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-f "$values_file" \
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--create-namespace; then
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print_success "Bifrost installed successfully!"
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echo ""
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print_info "To check the status:"
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echo " helm status $RELEASE_NAME -n $NAMESPACE"
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echo ""
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print_info "To get the application URL:"
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echo " kubectl --namespace $NAMESPACE port-forward svc/$RELEASE_NAME 8080:8080"
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echo " Then visit: http://localhost:8080"
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echo ""
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print_info "To view logs:"
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echo " kubectl logs -l app.kubernetes.io/name=bifrost -n $NAMESPACE -f"
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echo ""
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else
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print_error "Installation failed"
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exit 1
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fi
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}
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# Main function
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main() {
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print_banner
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check_prerequisites
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while true; do
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show_menu
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if get_input; then
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break
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fi
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done
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get_release_name
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get_namespace
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if [[ "$CONFIG" == "custom" ]]; then
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get_custom_values
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fi
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# Set explicit chart directory (parent of scripts directory)
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SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
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CHART_DIR="$SCRIPT_DIR/.."
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install_chart
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}
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# Run main function
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main
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