Updates to base image, course conents, and gems

- Base image is now built from Ubuntu 18.04
- Base image no longer strips out gcc-arm-none-eabi utilities
- Gems updated with Ceedling at 0.29.1
- Latest course project content package

build/base/Dockerfile

@@ -1,4 +1,4 @@
-FROM ubuntu:14.04.5
+FROM ubuntu:18.04
 
 MAINTAINER Michael Karlesky <[email protected]>
 
@@ -48,13 +48,13 @@ RUN set -ex \
 
 
 ##
-## Development environemnt: compiler toolchain & build tools
+## Development environemnt: compiler toolchain & supporting tools
 ##
 
 # Install packages needed for ARM-based cross-compiling
 RUN apt-get install -y gcc-arm-none-eabi libnewlib-arm-none-eabi libglib2.0-0 --no-install-recommends
 
-# Install Ruby & Ceedling, CMock, Unity
+# Install Ruby
 RUN set -ex \
   # Install apt-add-repository command
   && apt-get update \
@@ -74,23 +74,7 @@ RUN set -ex \
   && apt-get autoclean all \
   && rm -rf /var/lib/apt/lists/* \
   # Unneeded Debconf templates
-  && rm /var/cache/debconf/* \
-  # Thin out arm-none-eabi install, removing tools we don't need
-  && rm /usr/bin/arm-none-eabi-addr2line \
-  && rm /usr/bin/arm-none-eabi-ar \
-  && rm /usr/bin/arm-none-eabi-c++ \
-  && rm /usr/bin/arm-none-eabi-c++filt \
-  && rm /usr/bin/arm-none-eabi-cpp \
-  && rm /usr/bin/arm-none-eabi-elfedit \
-  && rm /usr/bin/arm-none-eabi-gcc-ar \
-  && rm /usr/bin/arm-none-eabi-gcc-nm \
-  && rm /usr/bin/arm-none-eabi-gcc-ranlib \
-  && rm /usr/bin/arm-none-eabi-gcov \
-  && rm /usr/bin/arm-none-eabi-gprof \
-  && rm /usr/bin/arm-none-eabi-ranlib \
-  && rm /usr/bin/arm-none-eabi-size \
-  && rm /usr/bin/arm-none-eabi-strings \
-  && rm /usr/bin/arm-none-eabi-strip
+  && rm /var/cache/debconf/*
 
 # When the container launches, drop into a shell
 ENTRYPOINT ["/bin/bash"]

build/release/Dockerfile

@@ -1,13 +1,8 @@
-FROM throwtheswitch/drsurly-course2-base:0.9.0
+FROM throwtheswitch/drsurly-course2-base:1.0.0
 
 MAINTAINER Michael Karlesky <[email protected]>
 
 
-# Update Ubuntu package management environment
-# RUN set -ex \
-#   && apt-get update \
-#   && apt-get -y upgrade
-
 ##
 ## Copy assets for inclusion in image
 ##
@@ -32,4 +27,6 @@ RUN set -ex \
 
 RUN mkdir /lab
 
-# ENTRYPOINT set in base image
+# ENTRYPOINT set in base image
+
+WORKDIR /lab

build/release/run.sh

@@ -0,0 +1,3 @@
+#!/bin/bash
+
+docker build -t throwtheswitch/drsurly-course2:latest -f build/release/Dockerfile .