add pptp-arm

pptp/Dockerfile

@@ -2,13 +2,12 @@
 # Dockerfile for pptp
 #
 
-FROM debian
+FROM alpine:edge
 MAINTAINER kev <noreply@easypi.info>
 
-RUN set -xe \
-    && apt-get update \
-    && apt-get install -y iptables pptp-linux \
-    && rm -rf /var/lib/apt/lists/*
+RUN apk add --no-cache \
+            --repository http://dl-cdn.alpinelinux.org/alpine/edge/testing/ \
+            pptpclient
 
 COPY docker-entrypoint.sh /entrypoint.sh