Merge pull request #68 from feelobot/auto-detect-image-path

get image path from dockerrun file

lib/gantree/docker.rb

@@ -7,11 +7,19 @@ def initialize options
       check_credentials
       set_aws_keys
       @options = options
-      @image_path = @options[:image_path]
-      raise "Please provide an image path name in .gantreecfg ex. { 'image_path' : 'bleacher/cms' }" unless @image_path
+      @image_path = @options[:image_path] 
+      @image_path||= get_image_path
       @tag = @options[:tag] ||= tag
       @base_image_tag = @options[:base_image_tag]
     end
+
+    def get_image_path
+      dockerrun = JSON.parse(IO.read("Dockerrun.aws.json"))
+      image = dockerrun["Image"]["Name"]
+      image.gsub!(/:(.*)$/, "") if image.include? ":"
+      puts "Image Path: #{image}".light_blue
+      image
+    end
 
     def pull
       puts "Pulling Image First..."

lib/gantree/version.rb

@@ -1,3 +1,3 @@
 module Gantree
-  VERSION = "0.6.0"
+  VERSION = "0.6.1"
 end