@ teracyhq#484 | should install plugin via command

lib/teracy-dev/plugin.rb

@@ -18,14 +18,19 @@ def self.sync(plugins)
         if !installed_plugins.has_key?(plugin['name']) and plugin['state'] == 'installed'
           logger.info("installing plugin: #{plugin}")
 
-          if plugin['sources'].nil? or plugin['sources'].empty?
-            plugin['sources'] = [
-              "https://rubygems.org/",
-              "https://gems.hashicorp.com/"
-            ]
+          unless plugin['plugin_vars'].nil?
+            install_plugin_by_cmd(plugin, logger)
+          else
+            if plugin['sources'].nil? or plugin['sources'].empty?
+              plugin['sources'] = [
+                "https://rubygems.org/",
+                "https://gems.hashicorp.com/"
+              ]
+            end
+
+            plugin_manager.install_plugin(plugin['name'], Util.symbolize(plugin))
           end
 
-          plugin_manager.install_plugin(plugin['name'], Util.symbolize(plugin))
           reload_required = true
         end
 
@@ -45,5 +50,56 @@ def self.sync(plugins)
     def self.installed?(plugin_name)
       return Vagrant.has_plugin?(plugin_name)
     end
+
+    private
+
+    def self.cmd_install_plugin(plugin_vars, plugin_to_install, command_opts)
+      cmd = ''
+
+      plugin_vars.each do |key, val|
+        key = key.to_s.upcase
+        val = val.to_s
+
+        cmd << "#{key}='#{val}' "
+      end
+
+      cmd << "vagrant plugin install #{plugin_to_install}"
+
+      unless command_opts.empty?
+        command_opts.each do |key, val|
+          key = key.to_s
+          val = val.to_s
+
+          if val.empty?
+            cmd << " --#{key}"
+          else
+            cmd << " --#{key}='#{val}'"
+          end
+        end
+      end
+
+      cmd
+    end
+
+    def self.install_plugin_by_cmd(plugin, logger)
+      logger.info("installing vagrant plugin by command...")
+      plugin_to_install = plugin['name']
+
+      unless plugin_to_install.empty?
+        command_opts = ''
+        command_opts = plugin['command_opts'] if !plugin['command_opts'].nil?
+
+        cmd = cmd_install_plugin(plugin['plugin_vars'], plugin_to_install, command_opts)
+        logger.info("Command install: #{cmd}")
+
+        if cmd.empty?
+          abort "Installation of plugin has failed. Command is empty..."
+        end
+
+        unless system cmd
+          abort "Installation of plugin has failed. Aborting..."
+        end
+      end
+    end
   end
 end