From a92f19f34fac2038826724be8189be72d5c7e39f Mon Sep 17 00:00:00 2001
From: kballou <kballou@devnulllabs.io>
Date: Thu, 12 May 2016 11:51:21 -0600
Subject: Compress run statements into single layer

---
 Dockerfile | 68 ++++++++++++++++++++++++++++----------------------------------
 1 file changed, 31 insertions(+), 37 deletions(-)

diff --git a/Dockerfile b/Dockerfile
index a374518..ca31e50 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -4,27 +4,28 @@ MAINTAINER kballou@devnulllabs.io
 
 ENV LANG="en_US.UTF-8"
 ENV OTP_VER=18.3.2
+ENV REBAR_VERSION="2.6.1"
+ENV REBAR3_VERSION="3.1.0"
 
-RUN apk update && apk add \
-    autoconf \
-    bash \
-    curl \
-    gcc \
-    libedit \
-    m4 \
-    make \
-    musl-dev \
-    ncurses-dev \
-    ncurses-libs \
-    ncurses-terminfo \
-    ncurses-terminfo-base \
-    openssl-dev \
-    openssl \
-    perl \
-    tar \
-    unixodbc-dev
-
-RUN set -xe \
+RUN apk update \
+    && apk add \
+       autoconf \
+       bash \
+       curl \
+       gcc \
+       libedit \
+       m4 \
+       make \
+       musl-dev \
+       ncurses-dev \
+       ncurses-libs \
+       ncurses-terminfo \
+       ncurses-terminfo-base \
+       openssl-dev \
+       openssl \
+       perl \
+       tar \
+       unixodbc-dev \
     && OTP_SRC_URL="https://github.com/erlang/otp/archive/OTP-$OTP_VER.tar.gz" \
     && curl -fSL "$OTP_SRC_URL" -o otp-src.tar.gz \
     && mkdir -p /usr/src/otp-src \
@@ -35,13 +36,8 @@ RUN set -xe \
     && make -j 4 \
     && make install \
     && find /usr/local -name examples | xargs rm -rf \
-    && rm -rf /usr/src/otp-src
-
-CMD ["erl"]
-
-ENV REBAR_VERSION="2.6.1"
-
-RUN set -xe \
+    && cd /usr/src \
+    && rm -rf /usr/src/otp-src \
     && REBAR_SRC_URL="https://github.com/rebar/rebar/archive/${REBAR_VERSION##*@}.tar.gz" \
     && mkdir -p /usr/src/rebar-src \
     && curl -fSL "$REBAR_SRC_URL" -o rebar-src.tar.gz \
@@ -50,11 +46,8 @@ RUN set -xe \
     && cd /usr/src/rebar-src \
     && ./bootstrap \
     && install -v ./rebar /usr/local/bin \
-    && rm -rf /usr/src/rebar-src
-
-ENV REBAR3_VERSION="3.1.0"
-
-RUN set -xe \
+    && cd /usr/src \
+    && rm -rf /usr/src/rebar-src \
     && REBAR3_SRC_URL="https://github.com/erlang/rebar3/archive/${REBAR3_VERSION##*@}.tar.gz" \
     && mkdir -p /usr/src/rebar3-src \
     && curl -fSL "$REBAR3_SRC_URL" -o rebar3-src.tar.gz \
@@ -63,9 +56,10 @@ RUN set -xe \
     && cd /usr/src/rebar3-src \
     && HOME=$PWD ./bootstrap \
     && install -v ./rebar3 /usr/local/bin \
-    && rm -rf /usr/src/rebar3-src
+    && rm -rf /usr/src/rebar3-src \
+    && apk del \
+       bash \
+       curl \
+       unixodbc-dev
 
-RUN apk del \
-    bash \
-    curl \
-    unixodbc-dev
+CMD ["erl"]
-- 
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