modify and rewrite backup script

scripts/backup-netbird.sh

@@ -1,49 +1,105 @@
 #!/bin/bash
-set -e
 
-BACKUP_DIR="/home/Dejan/Docker/Netbird-compose/backup"
-TIMESTAMP=$(date +"%Y-%m-%d_%H-%M-%S")
-BACKUP_FILE="${BACKUP_DIR}/netbird_backup_${TIMESTAMP}.tar.gz"
+# Netbird Docker Compose Backup Script
+# This script stops the services, creates a timestamped backup, and restarts services
 
-echo "[*] Creating backup directory..."
-mkdir -p "$BACKUP_DIR"
+# Configuration
+COMPOSE_DIR="/home/Dejan/Docker/Netbird-compose"
+BACKUP_DIR="${COMPOSE_DIR}/backup"
+TIMESTAMP=$(date +"%Y%m%d_%H%M%S")
+BACKUP_NAME="netbird-backup-${TIMESTAMP}.tar.gz"
+BACKUP_PATH="${BACKUP_DIR}/${BACKUP_NAME}"
 
-echo "[*] Stopping NetBird stack..."
-docker compose down
+# Colors for output
+RED='\033[0;31m'
+GREEN='\033[0;32m'
+YELLOW='\033[1;33m'
+NC='\033[0m' # No Color
 
-echo "[*] Backing up Docker volumes..."
-VOLUMES=(
-  "netbird_zdb_data"
-  "netbird_management"
-  "netbird_zitadel_certs"
-)
+# Function to print colored messages
+print_msg() {
+    echo -e "${GREEN}[INFO]${NC} $1"
+}
 
-TEMP_DIR="/tmp/netbird_backup_${TIMESTAMP}"
-mkdir -p "$TEMP_DIR"
+print_error() {
+    echo -e "${RED}[ERROR]${NC} $1"
+}
 
-for VOL in "${VOLUMES[@]}"; do
-  echo "[*] Exporting volume: $VOL"
-  docker run --rm -v ${VOL}:/volume -v $TEMP_DIR:/backup \
-    alpine tar -czf /backup/${VOL}.tar.gz -C /volume .
-done
+print_warning() {
+    echo -e "${YELLOW}[WARNING]${NC} $1"
+}
 
-echo "[*] Backing up configuration files..."
-tar -czf "$BACKUP_FILE" \
-  docker-compose.yml \
-  *.env \
-  management.json \
-  turnserver.conf \
-  machinekey \
-  traefik-stack \
-  backup-netbird.sh \
-  $TEMP_DIR/*.tar.gz
+# Check if running as root
+if [ "$EUID" -ne 0 ]; then 
+    print_error "Please run as root"
+    exit 1
+fi
 
-echo "[*] Cleaning temporary files..."
-rm -rf "$TEMP_DIR"
+# Create backup directory if it doesn't exist
+if [ ! -d "$BACKUP_DIR" ]; then
+    print_msg "Creating backup directory: $BACKUP_DIR"
+    mkdir -p "$BACKUP_DIR"
+fi
 
-echo "[*] Starting NetBird stack again..."
+# Change to compose directory
+cd "$COMPOSE_DIR" || {
+    print_error "Failed to change to directory: $COMPOSE_DIR"
+    exit 1
+}
+
+print_msg "Starting backup process..."
+print_msg "Timestamp: $TIMESTAMP"
+
+# Stop docker compose services
+print_msg "Stopping Docker Compose services..."
+docker compose stop
+if [ $? -eq 0 ]; then
+    print_msg "Services stopped successfully"
+else
+    print_error "Failed to stop services"
+    exit 1
+fi
+
+# Create backup (excluding the backup directory itself and git directory)
+print_msg "Creating backup archive: $BACKUP_NAME"
+tar -czf "$BACKUP_PATH" \
+    --exclude='./backup' \
+    --exclude='./.git' \
+    --exclude='*.tar.gz' \
+    -C "$COMPOSE_DIR" .
+
+if [ $? -eq 0 ]; then
+    print_msg "Backup created successfully: $BACKUP_PATH"
+    BACKUP_SIZE=$(du -h "$BACKUP_PATH" | cut -f1)
+    print_msg "Backup size: $BACKUP_SIZE"
+else
+    print_error "Failed to create backup"
+    docker-compose up -d
+    exit 1
+fi
+
+# Restart docker compose services
+print_msg "Starting Docker Compose services..."
 docker compose up -d
+if [ $? -eq 0 ]; then
+    print_msg "Services started successfully"
+else
+    print_error "Failed to start services"
+    exit 1
+fi
 
-echo "======================================================"
-echo "Backup created: $BACKUP_FILE"
-echo "======================================================"
+# Optional: Keep only last N backups (uncomment to enable)
+# KEEP_BACKUPS=5
+# print_msg "Cleaning old backups, keeping last $KEEP_BACKUPS..."
+# cd "$BACKUP_DIR"
+# ls -t netbird-backup-*.tar.gz | tail -n +$((KEEP_BACKUPS + 1)) | xargs -r rm
+# print_msg "Old backups cleaned"
+
+print_msg "Backup process completed successfully!"
+print_msg "Backup location: $BACKUP_PATH"
+
+# List recent backups
+print_msg "Recent backups:"
+ls -lht "$BACKUP_DIR"/netbird-backup-*.tar.gz | head -n 5
+
+exit 0