ssh-config subcommand

lib/vagrant/commands/ssh_config.rb

@@ -0,0 +1,33 @@
+module Vagrant
+  class Commands
+    # Reload the environment. This is almost equivalent to the {up} command
+    # except that it doesn't import the VM and do the initialize bootstrapping
+    # of the instance. Instead, it forces a shutdown (if its running) of the
+    # VM, updates the metadata (shared folders, forwarded ports), restarts
+    # the VM, and then reruns the provisioning if enabled.
+    class SSHConfig < Base
+      Base.subcommand "ssh-config", self
+      description "outputs .ssh/config valid syntax for connecting to this environment via ssh"
+
+      def execute(args=[])
+        env.require_root_path
+
+        parse_options(args)
+        puts TemplateRenderer.render("ssh_config", {
+          :host_key => options[:host] || "vagrant",
+          :ssh_user => env.config.ssh.username,
+          :ssh_port => env.ssh.port,
+          :private_key_path => env.config.ssh.private_key_path
+        })
+      end
+
+      def options_spec(opts)
+        opts.banner = "Usage: vagrant ssh-config [--host NAME]"
+
+        opts.on("-h", "--host [HOST]", "Host name for the SSH config") do |h|
+          options[:host] = h
+        end
+      end
+    end
+  end
+end

test/vagrant/commands/ssh_config_test.rb

@@ -0,0 +1,54 @@
+require File.join(File.dirname(__FILE__), '..', '..', 'test_helper')
+
+class CommandsSSHConfigTest < Test::Unit::TestCase
+  setup do
+    @klass = Vagrant::Commands::SSHConfig
+
+    @persisted_vm = mock("persisted_vm")
+    @persisted_vm.stubs(:execute!)
+
+    @env = mock_environment
+    @env.stubs(:require_persisted_vm)
+    @env.stubs(:vm).returns(@persisted_vm)
+
+    @instance = @klass.new(@env)
+  end
+
+  context "executing" do
+    setup do
+      @ssh = mock("ssh")
+      @ssh.stubs(:port).returns(2197)
+      @env.stubs(:ssh).returns(@ssh)
+      @env.stubs(:require_root_path)
+
+      @instance.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
+      @env.expects(:require_root_path).once
+      @instance.execute
+    end
+
+    should "output rendered template" do
+      result = mock("result")
+      Vagrant::Util::TemplateRenderer.expects(:render).with("ssh_config", @data).returns(result)
+
+      @instance.expects(:puts).with(result).once
+      @instance.execute
+    end
+
+    should "render with the given host name if given" do
+      host = "foo"
+      @data[:host_key] = host
+      Vagrant::Util::TemplateRenderer.expects(:render).with("ssh_config", @data)
+      @instance.execute(["--host", host])
+    end
+  end
+end