add lz4

cmd/zfs-client/main.go

@@ -190,6 +190,22 @@ func main() {
 			fmt.Printf("Last bookmark: %s\n", bookmark)
 		}
 
+	case "change-password":
+		// Change client API key/password
+		if len(os.Args) < 3 {
+			fmt.Println("Usage: zfs-client change-password <new-api-key>")
+			os.Exit(1)
+		}
+		newKey := os.Args[2]
+
+		fmt.Println("=== Changing API Key ===\n")
+		if err := c.ChangePassword(newKey); err != nil {
+			fmt.Printf("Error: %v\n", err)
+			os.Exit(1)
+		}
+		fmt.Println("\n✓ API key changed successfully!")
+		fmt.Println("Update your .env file with the new API_KEY value.")
+
 	case "help", "-h", "--help":
 		printUsage()
 
@@ -231,6 +247,7 @@ func printUsage() {
 	fmt.Println("  rotate-remote       - Request server to rotate old remote snapshots")
 	fmt.Println("  status              - Check server status and quota")
 	fmt.Println("  bookmarks           - List ZFS bookmarks")
+	fmt.Println("  change-password <new-key> - Change client API key")
 	fmt.Println("  help                - Show this help message")
 	fmt.Println("\nSnapshot Retention Policy (default):")
 	fmt.Println("  Hourly:  24 snapshots")
@@ -242,12 +259,13 @@ func printUsage() {
 	fmt.Println("  API_KEY        - API key for authentication (default: secret123)")
 	fmt.Println("  SERVER_URL     - Backup server URL (default: http://localhost:8080)")
 	fmt.Println("  LOCAL_DATASET  - ZFS dataset to backup (default: tank/data)")
-	fmt.Println("  COMPRESS       - Enable gzip compression (default: true)")
+	fmt.Println("  COMPRESS       - Enable LZ4 compression (default: true)")
 	fmt.Println("  STORAGE_TYPE   - Storage type: s3 or local (default: s3)")
 	fmt.Println("\nExamples:")
 	fmt.Println("  zfs-client backup")
 	fmt.Println("  zfs-client backup-full")
 	fmt.Println("  zfs-client snapshot hourly")
 	fmt.Println("  zfs-client rotate")
+	fmt.Println("  zfs-client change-password mynewsecretkey")
 	fmt.Println("  CLIENT_ID=myclient zfs-client backup")
 }