Fix issue with unknown terminal type output for sudo commands

CHANGELOG.md

@@ -1,6 +1,6 @@
 ## 0.7.3 (unreleased)
 
-
+  - Fix issue with unknown terminal type output for sudo commands.
 
 ## 0.7.2 (February 8, 2011)
 

lib/vagrant/provisioners/chef_solo.rb

@@ -65,8 +65,11 @@ def run_chef_solo
         env.ui.info I18n.t("vagrant.provisioners.chef.running_solo")
         vm.ssh.execute do |ssh|
           ssh.sudo!(commands) do |channel, type, data|
-            ssh.check_exit_status(data, commands) if type == :exit_status
-            env.ui.info("#{data}: #{type}") if type != :exit_status
+            if type == :exit_status
+              ssh.check_exit_status(data, commands)
+            else
+              env.ui.info("#{data}: #{type}")
+            end
           end
         end
       end

lib/vagrant/ssh/session.rb

@@ -35,6 +35,9 @@ def test?(command)
       def sudo!(commands, options=nil, &block)
         channel = session.open_channel do |ch|
           ch.exec("sudo #{env.config.ssh.sudo_shell} -l") do |ch2, success|
+            # Set the terminal
+            ch2.send_data "export TERM=vt100\n"
+
             # Output each command as if they were entered on the command line
             [commands].flatten.each do |command|
               ch2.send_data "#{command}\n"
@@ -85,6 +88,9 @@ def setup_channel_callbacks(channel, command, options, block)
 
         # Output stdout data to the block
         channel.on_data do |ch2, data|
+          # This clears the screen, we want to filter it out.
+          data.gsub!("\e[H", "")
+
           block.call(ch2, :stdout, data)
         end