Fix docker execution script

drb_counter/Dockerfile

@@ -25,4 +25,4 @@ RUN bundle install
 COPY . /usr/src/app
 
 EXPOSE 9022
-CMD ["ruby", "drb_counter.rb"]
+ENTRYPOINT ["ruby", "drb_counter.rb"]

mdocker

@@ -4,31 +4,48 @@ require 'yaml'
 require 'active_support/all'
 
 shared_dir = Pathname.new File.expand_path('../../', __FILE__)
+app_dir = Pathname.new File.expand_path('../', __FILE__)
+class Runner
+  def execute(cmd)
+    puts "Running: #{cmd}"
+    `#{cmd}`
+  end
+end
+
+runner = Runner.new
 
 prefix = "mozo_"
 containers = YAML.load <<-YML.strip_heredoc
   drb_counter:
     directory: drb_counter
-    port: 9022
+    volumes:
+    - #{app_dir.join('config')}:config
+    ports:
+    - 9022
+    arguments:
+    - production
   faye:
     directory: faye
-    port: 9296
+    ports:
+    - 9296
 YML
 container_names = containers.keys.map{|c| [prefix, c].join }
 #container_name_list = container_names.join(' ')
 
 #REBUILD
 containers.each do |name, settings|
-  `docker build -t #{prefix}#{name} #{settings['directory']}`
+  runner.execute "docker build -t #{prefix}#{name} #{settings['directory']}"
 end
 
-running_containers = `docker ps -q #{container_names.map{|cname| "-f name=#{cname}" }.join(' ')}`.to_s.strip.split(/\s+/)
+running_containers = runner.execute("docker ps -q #{container_names.map{|cname| "-f name=#{cname}" }.join(' ')}").to_s.strip.split(/\s+/)
-`docker stop #{running_containers.join(' ')}` if running_containers.any?
+runner.execute("docker stop #{running_containers.join(' ')}") if running_containers.any?
 
-existing_containers = `docker ps -a -q #{container_names.map{|cname| "-f name=#{cname}" }.join(' ')}`.to_s.strip.split(/\s+/)
+existing_containers = runner.execute("docker ps -a -q #{container_names.map{|cname| "-f name=#{cname}" }.join(' ')}").to_s.strip.split(/\s+/)
-`docker rm #{existing_containers.join(' ')}` if existing_containers.any?
+runner.execute("docker rm #{existing_containers.join(' ')}") if existing_containers.any?
 
 # RUN THE CONTAINERS
 containers.each do |name, settings|
-  `docker run -d --net=host --restart=always --name=#{prefix}#{name} #{prefix}#{name}`
+  volumes = Array.wrap(settings['volumes']).map{|v| "-v #{v}"}.join(' ')
+  arguments = Array.wrap(settings['arguments']).join(' ')
+  runner.execute "docker run -d --net=host --restart=always #{volumes} --name=#{prefix}#{name} #{prefix}#{name} #{arguments}"
 end