Add the env vars and build args to the Dockerfile

jfahrer · jfahrer · commit adeaf8b789ff · 2018-05-04T17:32:30.000-07:00
[refs #8d6d99440888]
diff --git a/myalpine/Dockerfile b/myalpine/Dockerfile
@@ -1,7 +1,9 @@
 FROM alpine:latest
 
-ARG MYSHELL=bash
-ENV MYSHELL=$MYSHELL
+ARG MYSHELL
+ENV CUSTOMSHELL=${MYSHELL:+true}
+ENV MYSHELL=${MYSHELL:-bash}
+ENV PKG=${MYSHELL}_x86
 
 RUN apk update \
       && apk add $MYSHELL \
