First shot at a capistrano deployment utility.

lib/lacquer/capistrano.rb

@@ -0,0 +1,30 @@
+# Capistrano task for Lacquer
+
+Capistrano::Configuration.instance(:must_exit).load do
+  _cset(:lacquer_roles) { :web }
+
+  after "deploy:web:disable", "varnish:global_purge"
+  after "deploy:web:enable", "varnish:global_purge"
+  after "deploy:update", "varnish:restart"
+
+  namespace :lacquer do
+    desc <<-DESC
+      Manage the varnishd server.
+
+      Available commands are:
+
+        lacquer:start
+        lacquer:stop
+        lacquer:restart
+        lacquer:global_purge
+        lacquer:status
+    DESC
+
+    %w( start stop restart global_purge status ).each do |name|
+      task(name.to_sym), :roles => lacquer_roles do
+        next if find_servers_for_task(current_task).empty?
+        Rake::Task["varnishd:#{name}"].invoke
+      end
+    end
+  end
+end