Added -templates-version flag to list template version

v2/internal/runner/config.go

@@ -27,7 +27,7 @@ const nucleiConfigFilename = ".nuclei-config.json"
 var reVersion = regexp.MustCompile(`\d+\.\d+\.\d+`)
 
 // readConfiguration reads the nuclei configuration file from disk.
-func (r *Runner) readConfiguration() (*nucleiConfig, error) {
+func readConfiguration() (*nucleiConfig, error) {
 	home, err := os.UserHomeDir()
 	if err != nil {
 		return nil, err

v2/internal/runner/options.go

@@ -22,6 +22,7 @@ type Options struct {
 	JSON               bool                   // JSON writes json output to files
 	JSONRequests       bool                   // write requests/responses for matches in JSON output
 	EnableProgressBar  bool                   // Enable progrss bar
+	TemplatesVersion   bool                   // Show the templates installed version
 	TemplateList       bool                   // List available templates
 	Stdin              bool                   // Stdin specifies whether stdin input was given to the process
 	StopAtFirstMatch   bool                   // Stop processing template at first full match (this may break chained requests)
@@ -84,6 +85,7 @@ func ParseOptions() *Options {
 	flag.BoolVar(&options.StopAtFirstMatch, "stop-at-first-match", false, "Stop processing http requests at first match (this may break template/workflow logic)")
 	flag.IntVar(&options.BulkSize, "bulk-size", 150, "Number of hosts analyzed in parallel per template")
 	flag.BoolVar(&options.NoMeta, "no-meta", false, "Don't display metadata for the matches")
+	flag.BoolVar(&options.TemplatesVersion, "templates-version", false, "Shows the installed nuclei-templates version")
 	flag.Parse()
 
 	// Check if stdin pipe was given
@@ -99,6 +101,14 @@ func ParseOptions() *Options {
 		gologger.Infof("Current Version: %s\n", Version)
 		os.Exit(0)
 	}
+	if options.TemplatesVersion {
+		config, err := readConfiguration()
+		if err != nil {
+			gologger.Fatalf("Could not read template configuration: %s\n", err)
+		}
+		gologger.Infof("Current nuclei-templates version: %s (%s)\n", config.CurrentVersion, config.TemplatesDirectory)
+		os.Exit(0)
+	}
 
 	// Validate the options passed by the user and if any
 	// invalid options have been used, exit.

v2/internal/runner/update.go

@@ -38,13 +38,11 @@ func (r *Runner) updateTemplates() error {
 	}
 
 	templatesConfigFile := path.Join(home, nucleiConfigFilename)
-	if _, statErr := os.Stat(templatesConfigFile); !os.IsNotExist(statErr) {
-		config, readErr := r.readConfiguration()
-
-		if readErr != nil {
-			return readErr
+	if _, err := os.Stat(templatesConfigFile); !os.IsNotExist(err) {
+		config, err := readConfiguration()
+		if err != nil {
+			return err
 		}
-
 		r.templatesConfig = config
 	}