feat(backup-golinks): add backup script for golinks export with NAS support and cleanup logic

backup-golinks.sh

@@ -0,0 +1,141 @@
+#!/bin/bash
+
+# backup-golinks.sh - Backup golinks export
+# Enhanced for NAS support and consistency
+
+set -e
+
+# Colors for output
+GREEN='\033[0;32m'
+YELLOW='\033[0;33m'
+RED='\033[0;31m'
+BLUE='\033[0;34m'
+NC='\033[0m' # No Color
+
+# ==========================================
+# 1. CONFIGURATION
+# ==========================================
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+
+BACKUP_DIR="/home/acedanger/backups/golinks"
+NAS_DIR="/mnt/share/media/backups/golinks"
+GOLINKS_URL="http://go/.export"
+LOG_FILE="$SCRIPT_DIR/logs/golinks-backup.log"
+DATE=$(date +%Y%m%d_%H%M%S)
+BACKUP_FILENAME="golinks_backup_${DATE}.json"
+
+# Ensure directories exist
+mkdir -p "$(dirname "$LOG_FILE")"
+mkdir -p "$BACKUP_DIR"
+
+# Logging function
+log() {
+    # Print to console with colors (interpreting escapes with -e)
+    echo -e "$(date --iso-8601=seconds) - $1"
+    # Strip colors for the log file to keep it clean
+    echo -e "$(date --iso-8601=seconds) - $1" | sed 's/\x1b\[[0-9;]*m//g' >> "$LOG_FILE"
+}
+
+# Display usage information
+usage() {
+    echo "Usage: $0 [OPTIONS]"
+    echo ""
+    echo "Backup golinks export"
+    echo "Options:"
+    echo "  -h, --help              Show this help message"
+    echo "  -l, --list              List available local backups"
+    echo "  -n, --no-nas            Skip copying to NAS (Local only)"
+    echo ""
+}
+
+# Check dependencies
+check_dependencies() {
+    if ! command -v curl &> /dev/null; then
+        log "${RED}Error: curl is not installed.${NC}"
+        exit 1
+    fi
+}
+
+# List available backups
+list_backups() {
+    echo -e "${BLUE}=== Available Golinks Backups (Local) ===${NC}"
+    ls -lh "$BACKUP_DIR"/* 2>/dev/null || echo "No backups found."
+}
+
+# ==========================================
+# 2. BACKUP LOGIC
+# ==========================================
+perform_backup() {
+    local SKIP_NAS=$1
+    
+    log "Starting backup process..."
+    
+    LOCAL_FILE="$BACKUP_DIR/$BACKUP_FILENAME"
+
+    # Download golinks export
+    log "${YELLOW}Downloading golinks export to: $LOCAL_FILE${NC}"
+    if curl -L -f "$GOLINKS_URL" -o "$LOCAL_FILE"; then
+        if [ ! -s "$LOCAL_FILE" ]; then
+            log "${RED}Error: Downloaded file is empty${NC}"
+            rm -f "$LOCAL_FILE"
+            exit 1
+        fi
+        log "${GREEN}Download completed successfully${NC}"
+        FILE_SIZE=$(du -h "$LOCAL_FILE" | cut -f1)
+        log "File size: $FILE_SIZE"
+    else
+        log "${RED}Error: Failed to download golinks export${NC}"
+        # Clean up empty file if it exists
+        [ -f "$LOCAL_FILE" ] && rm -f "$LOCAL_FILE"
+        exit 1
+    fi
+
+    # Copy to NAS if not skipped
+    if [ "$SKIP_NAS" = "false" ]; then
+        if [ ! -d "$NAS_DIR" ]; then
+            log "${YELLOW}NAS directory not found, creating: $NAS_DIR${NC}"
+            mkdir -p "$NAS_DIR" || log "${RED}Error: Failed to create NAS directory: $NAS_DIR${NC}"
+        fi
+        if [ -d "$NAS_DIR" ] && [ -w "$NAS_DIR" ]; then
+            log "${YELLOW}Copying backup to NAS: $NAS_DIR${NC}"
+            if cp "$LOCAL_FILE" "$NAS_DIR/"; then
+                log "${GREEN}Successfully copied to NAS${NC}"
+            else
+                log "${RED}Error: Failed to copy to NAS${NC}"
+                # Don't exit here, local backup is still good
+            fi
+        else
+            log "${YELLOW}Warning: NAS directory not accessible or writable: $NAS_DIR${NC}"
+        fi
+    else
+        log "${YELLOW}Skipping NAS copy as requested.${NC}"
+    fi
+    
+    # Cleanup old local backups (Keep 30 days)
+    log "Cleaning up local backups older than 30 days..."
+    find "$BACKUP_DIR" -type f -name "golinks_backup_*" -mtime +30 -delete
+    
+    log "${GREEN}Backup process finished.${NC}"
+}
+
+# ==========================================
+# 3. EXECUTION FLOW
+# ==========================================
+
+check_dependencies
+
+# Parse Arguments
+if [ $# -eq 0 ]; then
+    perform_backup "false"
+    exit 0
+fi
+
+while [[ "$#" -gt 0 ]]; do
+    case $1 in
+        -h|--help) usage; exit 0 ;;
+        -l|--list) list_backups; exit 0 ;;
+        -n|--no-nas) perform_backup "true"; exit 0 ;;
+        *) echo "Unknown parameter: $1"; usage; exit 1 ;;
+    esac
+    shift
+done