From d1812162a86193ff4a50e812c70da63e53b8434f Mon Sep 17 00:00:00 2001
From: Simon Ser <contact@emersion.fr>
Date: Sat, 25 Jun 2022 11:43:16 +0200
Subject: [PATCH] Add listen directive

This provides a multi-line way to list addresses.
---
 directives.go   | 7 ++++++-
 tlstunnel.1.scd | 3 +++
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/directives.go b/directives.go
index 3628fc9..830cd4b 100644
--- a/directives.go
+++ b/directives.go
@@ -59,7 +59,12 @@ func parseFrontend(srv *Server, d *scfg.Directive) error {
 		frontend.Protocols = protocolDirective.Params
 	}
 
-	for _, addr := range d.Params {
+	addresses := append([]string(nil), d.Params...)
+	for _, listenDirective := range d.Children.GetAll("listen") {
+		addresses = append(addresses, listenDirective.Params...)
+	}
+
+	for _, addr := range addresses {
 		host, port, err := net.SplitHostPort(addr)
 		if err != nil {
 			return fmt.Errorf("failed to parse frontend address %q: %v", addr, err)
diff --git a/tlstunnel.1.scd b/tlstunnel.1.scd
index d995250..d11243c 100644
--- a/tlstunnel.1.scd
+++ b/tlstunnel.1.scd
@@ -49,6 +49,9 @@ The following directives are supported:
 
 	The frontend directive supports the following sub-directives:
 
+	*listen* <address>...
+		Additional addresses to listen on.
+
 	*backend* <uri>...
 		Backend to forward incoming connections to.