From a89fd44ab6b4759cc1f0d9900ef678d2f2d4eb38 Mon Sep 17 00:00:00 2001
From: Alexandre Aubin <alex.aubin@mailoo.org>
Date: Fri, 8 Nov 2019 23:04:32 +0100
Subject: [PATCH] Use ss instead of netcat to check if a port is already used
 ... c.f. PR #827

---
 data/helpers.d/network | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/data/helpers.d/network b/data/helpers.d/network
index d43c4ec13..e0f815fc4 100644
--- a/data/helpers.d/network
+++ b/data/helpers.d/network
@@ -40,7 +40,7 @@ ynh_port_available () {
 	# Manage arguments with getopts
 	ynh_handle_getopts_args "$@"
 
-    if netcat -z 127.0.0.1 $port;
+    if ss -nltu | grep -q -w :$port
     then
         return 1
     else