lib/mcrain/redis.rb in mcrain-0.2.0 vs lib/mcrain/redis.rb in mcrain-0.2.1

@@ -26,14 +26,18 @@
       client.keys
     end
 
     attr_accessor :db_dir
 
+    DB_DIR_ON_CONTAINER = '/data'.freeze
+
     def build_docker_options
       r = super
-      if db_dir
+      if db_dir && !db_dir.empty?
         r['Volumes'] ||= {}
-        r['Volumes']["/data"] = File.expand_path(db_dir)
+        r['Volumes'][DB_DIR_ON_CONTAINER] = {}
+        r['HostConfig']['Binds'] ||= []
+        r['HostConfig']['Binds'] << "#{db_dir}:#{DB_DIR_ON_CONTAINER}"
       end
       return r
     end
   end
 end