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300481 · Apr 23, 2021 · cdbdbad · cdbdbad
1 parent 0056045
commit cdbdbad
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diff --git a/Dockerfile b/Dockerfile
@@ -1,6 +1,7 @@
 FROM alpine:3.13.5
 
 RUN apk --no-cache add \
+    bash \
     tini \
     iptables
 

diff --git a/configure-firewall.sh b/configure-firewall.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 # https://github.com/vitobotta/docker-firewall
 # https://www.lammertbies.nl/comm/info/iptables.html