Tweaks to dockerfiles

Author: marclennox

rails-app-base/Dockerfile

@@ -16,9 +16,8 @@ ENV DEBIAN_FRONTEND noninteractive
 WORKDIR /tmp
 
 # Install base packages.
-RUN \
-  apt-get update && \
-  apt-get -y install \
+RUN apt-get update
+RUN apt-get -y install \
     build-essential \
     curl \
     git-core \
@@ -57,7 +56,7 @@ RUN \
   CXX="g++ -Wno-unused-local-typedefs" make && \
   CXX="g++ -Wno-unused-local-typedefs" make install && \
   cd .. && \
-  rm -rf ./node-v*
+  rm -rf node-v*
 
 # Compile ruby from source.
 RUN \
@@ -69,7 +68,7 @@ RUN \
   make && \
   make install && \
   cd .. && \
-  rm -rf ./ruby-*
+  rm -rf ruby-*
 
 # Install ruby gems.
 RUN gem install bundler rubygems-update --no-ri --no-rdoc

redis-commander/Dockerfile

@@ -13,22 +13,23 @@ MAINTAINER Marc Lennox <[email protected]>
 ENV DEBIAN_FRONTEND noninteractive
 
 # Install packages.
-RUN \
-  apt-get update && \
-  apt-get install -y python python-dev python-pip python-virtualenv wget
+RUN apt-get update
+RUN apt-get install -y python python-dev python-pip python-virtualenv wget
+
+# Define working directory.
+WORKDIR /tmp
 
 # Compile node from source.
 RUN \
-  cd /tmp && \
   wget http://nodejs.org/dist/node-latest.tar.gz && \
   tar xvzf node-*.tar.gz && \
   rm -f node-*.tar.gz && \
   cd node-* && \
   ./configure && \
   CXX="g++ -Wno-unused-local-typedefs" make && \
   CXX="g++ -Wno-unused-local-typedefs" make install && \
-  cd /tmp && \
-  rm -rf /tmp/node-v*
+  cd .. && \
+  rm -rf node-v*
 
 # Install node packages.
 RUN npm install -g redis-commander