[+] binder [+]

krishpranav · krishpranav · commit 4a703d182576 · 2021-06-26T16:08:14.000+05:30
diff --git a/pkg/binder/binder.go b/pkg/binder/binder.go
@@ -1,8 +1,10 @@
 package binder
 
 import (
+	"fmt"
 	"net"
 
+	"github.com/phayes/freeport"
 	"github.com/projectdiscovery/gologger"
 )
 
@@ -16,3 +18,17 @@ func CanListenOn(address string) bool {
 	}
 	return true
 }
+
+func GetRandomListenAddress(currentAddress string) (string, error) {
+	addrOrig, _, err := net.SplitHostPort(currentAddress)
+	if err != nil {
+		return "", err
+	}
+
+	newPort, err := freeport.GetFreePort()
+	if err != nil {
+		return "", err
+	}
+
+	return net.JoinHostPort(addrOrig, fmt.Sprintf("%d", newPort)), nil
+}
