Arbitrary mount options can be passed to shared folders with `:extra` [GH-551]

CHANGELOG.md

@@ -41,6 +41,8 @@
     if they exist. [GH-631]
   - Added `--provision-with` to `up` which configures what provisioners run,
     by shortcut. [GH-367]
+  - Arbitrary mount options can be passed with `:extra` to any shared
+    folders. [GH-551]
   - Removed Thor as a dependency for the command line interfaces. This resulted
     in general speed increases across all command line commands.
   - Linux uses `shutdown -h` instead of `halt` to hopefully more consistently

lib/vagrant/config/vm.rb

@@ -70,7 +70,8 @@ Please change your configurations to match this new syntax.
           :create => false,
           :owner => nil,
           :group => nil,
-          :nfs   => false
+          :nfs   => false,
+          :extra => nil
         }.merge(opts || {})
       end
 

lib/vagrant/guest/linux.rb

@@ -57,6 +57,7 @@ module Vagrant
       def mount_folder(name, guestpath, options)
         # Determine the permission string to attach to the mount command
         options = "-o uid=`id -u #{options[:owner]}`,gid=`id -g #{options[:group]}`"
+        options += ",#{options[:extra]}" if options[:extra]
 
         attempts = 0
         while true

lib/vagrant/guest/solaris.rb

@@ -100,6 +100,7 @@ module Vagrant
 
         # Mount the folder with the proper owner/group
         options = "-o uid=`id -u #{owner}`,gid=`id -g #{group}`"
+        options += ",#{options[:extra]}" if options[:extra]
         vm.channel.execute("#{vm.config.solaris.suexec_cmd} /sbin/mount -F vboxfs #{options} #{name} #{guestpath}")
 
         # chown the folder to the proper owner/group