From 59d33a4b934f57e9b54523842644832ded0f2ce7 Mon Sep 17 00:00:00 2001
From: rabbitstack <rabbitstack7@gmail.com>
Date: Mon, 30 Jun 2025 21:38:26 +0200
Subject: [PATCH] fix(bootstrap): Don't compile rules if filament is supplied

Avoid compiling ruleset if the Fibratus is
instructed to the run the filament.
---
 internal/bootstrap/bootstrap.go | 14 +++++++-------
 pkg/config/config_windows.go    |  3 +++
 2 files changed, 10 insertions(+), 7 deletions(-)

diff --git a/internal/bootstrap/bootstrap.go b/internal/bootstrap/bootstrap.go
index 7cd552db1..49b7de979 100644
--- a/internal/bootstrap/bootstrap.go
+++ b/internal/bootstrap/bootstrap.go
@@ -138,7 +138,7 @@ func NewApp(cfg *config.Config, options ...Option) (*App, error) {
 	var engine *rules.Engine
 	var rs *config.RulesCompileResult
 
-	if cfg.Filters.Rules.Enabled && !cfg.ForwardMode && !cfg.IsCaptureSet() {
+	if cfg.Filters.Rules.Enabled && !cfg.ForwardMode && !cfg.IsCaptureSet() && !cfg.IsFilamentSet() {
 		engine = rules.NewEngine(psnap, cfg)
 		var err error
 		rs, err = engine.Compile()
@@ -203,9 +203,8 @@ func (f *App) Run(args []string) error {
 	// In case of a regular run, we additionally set up the aggregator.
 	// The aggregator will grab the events from the queue, assemble them
 	// into batches and hand over to output sinks.
-	filamentName := cfg.Filament.Name
-	if filamentName != "" {
-		f.filament, err = filament.New(filamentName, f.psnap, f.hsnap, cfg)
+	if cfg.IsFilamentSet() {
+		f.filament, err = filament.New(cfg.Filament.Name, f.psnap, f.hsnap, cfg)
 		if err != nil {
 			return err
 		}
@@ -314,9 +313,9 @@ func (f *App) ReadCapture(ctx context.Context, args []string) error {
 	if err != nil {
 		return err
 	}
-	filamentName := f.config.Filament.Name
-	if filamentName != "" {
-		f.filament, err = filament.New(filamentName, f.psnap, f.hsnap, f.config)
+
+	if f.config.IsFilamentSet() {
+		f.filament, err = filament.New(f.config.Filament.Name, f.psnap, f.hsnap, f.config)
 		if err != nil {
 			return err
 		}
@@ -355,6 +354,7 @@ func (f *App) ReadCapture(ctx context.Context, args []string) error {
 			return err
 		}
 	}
+
 	return api.StartServer(f.config)
 }
 
diff --git a/pkg/config/config_windows.go b/pkg/config/config_windows.go
index 3d51cb0c0..f7f6f1817 100644
--- a/pkg/config/config_windows.go
+++ b/pkg/config/config_windows.go
@@ -310,6 +310,9 @@ func (c *Config) Init() error {
 // in the capture file.
 func (c *Config) IsCaptureSet() bool { return c.CapFile != "" }
 
+// IsFilamentSet indicates if the filament is supplied.
+func (c *Config) IsFilamentSet() bool { return c.Filament.Name != "" }
+
 // TryLoadFile attempts to load the configuration file from specified path on the file system.
 func (c *Config) TryLoadFile(file string) error {
 	c.viper.SetConfigFile(file)