You can now specify the host of the ssh-config with the `--host` option.

bin/vagrant-ssh-config

@@ -22,7 +22,9 @@ to the current environment.
 
 EOS
 
+  opt :host, "the host key for the entry", :type => :string
+
   run do |command|
-    Vagrant::Commands.execute(:ssh_config)
+    Vagrant::Commands.execute(:ssh_config, command.opts)
   end
 end

lib/vagrant/commands.rb

@@ -63,10 +63,10 @@ module Vagrant
 
     # Outputs a valid entry for .ssh/config which can be used to connect
     # to this environment.
-    def ssh_config
+    def ssh_config(opts={})
       env.require_root_path
       puts TemplateRenderer.render("ssh_config", {
-        :host_key => "vagrant",
+        :host_key => opts[:host] || "vagrant",
         :ssh_user => env.config.ssh.username,
         :ssh_port => env.ssh.port,
         :private_key_path => env.config.ssh.private_key_path

test/vagrant/commands_test.rb

@@ -116,6 +116,13 @@ class CommandsTest < Test::Unit::TestCase
         @env.stubs(:require_root_path)
 
         @commands.stubs(:puts)
+
+        @data = {
+          :host_key => "vagrant",
+          :ssh_user => @env.config.ssh.username,
+          :ssh_port => @env.ssh.port,
+          :private_key_path => @env.config.ssh.private_key_path
+        }
       end
 
       should "require root path" do
@@ -125,16 +132,18 @@ class CommandsTest < Test::Unit::TestCase
 
       should "output rendered template" do
         result = mock("result")
-        Vagrant::Util::TemplateRenderer.expects(:render).with("ssh_config", {
+        Vagrant::Util::TemplateRenderer.expects(:render).with("ssh_config", @data).returns(result)
-          :host_key => "vagrant",
-          :ssh_user => @env.config.ssh.username,
-          :ssh_port => @env.ssh.port,
-          :private_key_path => @env.config.ssh.private_key_path
-        }).returns(result)
 
         @commands.expects(:puts).with(result).once
         @commands.ssh_config
       end
+
+      should "render with the given host name if given" do
+        opts = { :host => "foo" }
+        @data[:host_key] = opts[:host]
+        Vagrant::Util::TemplateRenderer.expects(:render).with("ssh_config", @data)
+        @commands.ssh_config(opts)
+      end
     end
 
     context "suspend" do