Add all files needed to bring up VM and run agaric.com locally

box/provisioning/docker/save-image.sh

@@ -0,0 +1,42 @@
+#!/bin/bash
+#
+# Commit a Docker image and save it to an archive (tar).
+#
+# Required configuration (in config.yml):
+#
+#     docker_container_name: drupal-vm
+#     docker_image_name: drupal-vm
+#     docker_image_path: ~/Downloads
+#
+
+# Exit on any individual command failure.
+set -e
+
+# Include YAML parser.
+source provisioning/docker/parse-yaml.sh
+
+# Pretty colors.
+red='\033[0;31m'
+green='\033[0;32m'
+neutral='\033[0m'
+
+# Set variables, read from config.yml if available.
+# TODO: This could definitely be more intelligent!
+if [ -f 'config.yml' ]; then
+  container_name=$(parse_yaml config.yml docker_container_name)
+  image_name=$(parse_yaml config.yml docker_image_name)
+  image_path=$(parse_yaml config.yml docker_image_path)
+else
+  container_name=$(parse_yaml default.config.yml docker_container_name)
+  image_name=$(parse_yaml default.config.yml docker_image_name)
+  image_path=$(parse_yaml default.config.yml docker_image_path)
+fi
+
+image_full_path="$image_path/$image_name.tar.gz"
+image_full_path="${image_full_path/#\~/$HOME}" # Expand ~ to $HOME.
+
+# Save the image.
+printf "\n"${green}"Saving Docker container to $image_full_path..."${neutral}"\n"
+docker commit $container_name $image_name
+docker save $image_name | gzip -1 > $image_full_path
+printf ${green}"...done!"${neutral}"\n"