LogLevel QUIET for SSH to suppress known hosts warning [GH-847]

CHANGELOG.md

@@ -3,6 +3,7 @@
   - Improve the SSH "ready?" check. [GH-841]
   - Human friendly error if connection times out for HTTP downloads. [GH-849]
   - Detect when the VirtualBox installation is incomplete and error. [GH-846]
+  - Use `LogLevel QUIET` for SSH to suppress the known hosts warning. [GH-847]
 
 ## 1.0.2 (March 25, 2012)
 

lib/vagrant/ssh.rb

@@ -76,7 +76,7 @@ module Vagrant
 
       # Command line options
       command_options = ["-p", options[:port].to_s, "-o", "UserKnownHostsFile=/dev/null",
-                         "-o", "StrictHostKeyChecking=no", "-o", "LogLevel=ERROR"]
+                         "-o", "StrictHostKeyChecking=no", "-o", "LogLevel=QUIET"]
 
       # Solaris/OpenSolaris/Illumos uses SunSSH which doesn't support the IdentitiesOnly option
       command_options += ["-o", "IdentitiesOnly=yes"] if !Util::Platform.solaris?

templates/commands/ssh_config/config.erb

@@ -7,6 +7,7 @@ Host <%= host_key %>
   PasswordAuthentication no
   IdentityFile <%= private_key_path %>
   IdentitiesOnly yes
+  LogLevel QUIET
 <% if forward_agent -%>
   ForwardAgent yes
 <% end -%>