feature #1739: IM driver returns information encoded in base64

src/im_mad/im_exec/one_im_exec.rb

@@ -71,8 +71,9 @@ class InformationManagerDriver < OpenNebulaDriver
                 end
             end
         end
+
         do_action("#{@hypervisor}", number, host, :MONITOR,
-            :script_name => 'run_probes')
+            :script_name => 'run_probes', :base64 => true)
     end
 end
 

src/mad/ruby/OpenNebulaDriver.rb

@@ -18,6 +18,7 @@ require "ActionManager"
 require "CommandManager"
 
 require "DriverExecHelper"
+require 'base64'
 
 # This class provides basic messaging and logging functionality
 # to implement OpenNebula Drivers. A driver is a program that
@@ -78,13 +79,15 @@ class OpenNebulaDriver < ActionManager
     # @option ops [String] :stdin text to be writen to stdin
     # @option ops [String] :script_name default script name for the action,
     #   action name is used by defaults
-    # @option ops [String] :respond if defined will send result to ONE core
+    # @option ops [Bool] :respond if defined will send result to ONE core
+    # @option ops [Bool] :base64 encode the information sent to ONE core
     def do_action(parameters, id, host, aname, ops={})
         options={
             :stdin       => nil,
             :script_name => nil,
             :respond     => true,
-            :ssh_stream  => nil
+            :ssh_stream  => nil,
+            :base64      => false
         }.merge(ops)
 
         params  = parameters + " #{id} #{host}"
@@ -115,6 +118,7 @@ class OpenNebulaDriver < ActionManager
         result, info = get_info_from_execution(execution)
 
         if options[:respond]
+            info = Base64::encode64(info).strip.delete("\n") if options[:base64]
             send_message(aname, result, id, info)
         end