From 824e1e951a666973095a07d43a9b570cac308b88 Mon Sep 17 00:00:00 2001
From: Alexander Schlarb <alexander@ninetailed.ninja>
Date: Thu, 27 Sep 2018 14:30:06 +0200
Subject: [PATCH] Mark `socat` with CAP_NET_BIND_SERVICE capability

---
 Dockerfile | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/Dockerfile b/Dockerfile
index 514e698..25b80d0 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,7 @@
 FROM alpine
 
-RUN apk --no-cache add socat
+RUN apk --no-cache add socat libcap \
+ && setcap 'cap_net_bind_service=+ep' /usr/bin/socat \
+ && apk del libcap
 
 ENTRYPOINT ["socat"]