adding interface validation

Mzack9999 · Mzack9999 · commit 69648adda036 · 2020-09-13T00:37:35.000+02:00
diff --git a/pkg/runner/validate.go b/pkg/runner/validate.go
@@ -3,6 +3,8 @@ package runner
 import (
 	"errors"
 	"flag"
+	"fmt"
+	"net"
 
 	"github.com/projectdiscovery/gologger"
 )
@@ -41,6 +43,12 @@ func (options *Options) validateOptions() error {
 		options.Retries = DefaultRetriesConnectScan
 	}
 
+	if options.Interface != "" {
+		if _, err := net.InterfaceByName(options.Interface); err != nil {
+			return fmt.Errorf("Interface %s not found", options.Interface)
+		}
+	}
+
 	return nil
 }
 

Original file line number	Diff line number	Diff line change
`@@ -3,6 +3,8 @@ package runner`
`3`	`3`	`import (`
`4`	`4`	`"errors"`
`5`	`5`	`"flag"`
	`6`	`+ "fmt"`
	`7`	`+ "net"`
`6`	`8`
`7`	`9`	`"github.com/projectdiscovery/gologger"`
`8`	`10`	`)`
`@@ -41,6 +43,12 @@ func (options *Options) validateOptions() error {`
`41`	`43`	`options.Retries = DefaultRetriesConnectScan`
`42`	`44`	`}`
`43`	`45`
	`46`	`+ if options.Interface != "" {`
	`47`	`+ if _, err := net.InterfaceByName(options.Interface); err != nil {`
	`48`	`+ return fmt.Errorf("Interface %s not found", options.Interface)`
	`49`	`+ }`
	`50`	`+ }`
	`51`	`+`
`44`	`52`	`return nil`
`45`	`53`	`}`
`46`	`54`