Updated puma example.

examples/puma/application.rb

@@ -8,8 +8,20 @@
 
 class Application < Async::Container::Controller
 	def setup(container)
-		container.spawn(name: "Web") do |instance|
-			instance.exec("bundle", "exec", "puma", "-C", "puma.rb", ready: false)
+		container.spawn(name: "Web", restart: true) do |instance|
+			pid = ::Process.spawn("puma")
+
+			instance.ready!
+
+			begin
+				status = ::Process.wait2(pid)
+			rescue Async::Container::Hangup
+				Console.warn(self, "Restarting puma...")
+				::Process.kill("USR1", pid)
+				retry
+			ensure
+				::Process.kill("TERM", pid)
+			end
 		end
 	end
 end

examples/puma/config.ru

@@ -1,3 +1,3 @@
 run do |env|
-	[200, {"content-type" => "text/plain"}, ["Hello World"]]
+	[200, {"content-type" => "text/plain"}, ["Hello World #{Time.now}"]]
 end