Add support for Ivy

docs/buckets/ivy.md

@@ -0,0 +1,13 @@
+# [Ivy](http://ant.apache.org/ivy/)
+
+Compatible with probably any type of linux guest distro, will cache guests'
+`$HOME/.ivy2/cache` if sbt is detected.
+
+To manually enable it:
+
+```ruby
+Vagrant.configure("2") do |config|
+  config.vm.box = 'some-box-with-sbt-installed'
+  config.cache.enable :ivy
+end
+```

docs/template.html

@@ -94,6 +94,7 @@
                   <li><a tabindex="-1" href="buckets/npm">npm</a></li>
                   <li><a tabindex="-1" href="buckets/rubygems">RubyGems</a></li>
                   <li><a tabindex="-1" href="buckets/rvm">rvm</a></li>
+                  <li><a tabindex="-1" href="buckets/ivy">Ivy</a></li>
                   <li><a tabindex="-1" href="buckets/yum">Yum</a></li>
                   <li><a tabindex="-1" href="buckets/zypper">Zypper</a></li>
                 </ul>

lib/vagrant-cachier/bucket.rb

@@ -101,3 +101,4 @@ require_relative "bucket/bower"
 require_relative "bucket/npm"
 require_relative "bucket/zypper"
 require_relative "bucket/generic"
+require_relative "bucket/ivy"

lib/vagrant-cachier/bucket/ivy.rb

@@ -0,0 +1,21 @@
+module VagrantPlugins
+  module Cachier
+    class Bucket
+      class Ivy < Bucket
+        def self.capability
+          :ivy_path
+        end
+
+        def install
+          if guest.capability?(:ivy_path)
+            if ivy_path = guest.capability(:ivy_path)
+              user_symlink(ivy_path)
+            end
+          else
+            @env[:ui].info I18n.t('vagrant_cachier.skipping_bucket', bucket: 'Ivy')
+          end
+        end
+      end
+    end
+  end
+end

lib/vagrant-cachier/cap/linux/ivy_path.rb

@@ -0,0 +1,20 @@
+module VagrantPlugins
+  module Cachier
+    module Cap
+      module Linux
+        module IvyPath
+          def self.ivy_path(machine)
+            ivy_path = nil
+            machine.communicate.tap do |comm|
+              return unless comm.test('which sbt')
+              comm.execute 'echo $HOME' do |buffer, output|
+                ivy_path = output.chomp if buffer == :stdout
+              end
+            end
+            return "#{ivy_path}/.ivy2/cache"
+          end
+        end
+      end
+    end
+  end
+end

lib/vagrant-cachier/capabilities.rb

@@ -26,6 +26,11 @@ module VagrantPlugins
         Cap::Linux::BowerPath
       end
 
+      guest_capability 'linux', 'ivy_path' do
+        require_relative 'cap/linux/ivy_path'
+        Cap::Linux::IvyPath
+      end
+
       guest_capability 'linux', 'chef_file_cache_path' do
         require_relative 'cap/linux/chef_file_cache_path'
         Cap::Linux::ChefFileCachePath