From 40445641f11f01c6a24bf96c8b80eed5fd33a512 Mon Sep 17 00:00:00 2001
From: Eric Wong <normalperson@yhbt.net>
Date: Tue, 28 Dec 2010 17:59:27 -0800
Subject: complete Rev => Coolio renaming

We use Cool.io internally everywhere now, but preserve
Rev-based models for anybody using them.
---
 lib/rainbows/coolio/heartbeat.rb | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)
 create mode 100644 lib/rainbows/coolio/heartbeat.rb

(limited to 'lib/rainbows/coolio/heartbeat.rb')

diff --git a/lib/rainbows/coolio/heartbeat.rb b/lib/rainbows/coolio/heartbeat.rb
new file mode 100644
index 0000000..d1f4747
--- /dev/null
+++ b/lib/rainbows/coolio/heartbeat.rb
@@ -0,0 +1,20 @@
+# -*- encoding: binary -*-
+# :enddoc:
+# This class handles the Unicorn fchmod heartbeat mechanism
+# in Coolio-based concurrency models to prevent the master
+# process from killing us unless we're blocked.  This class
+# will also detect and execute the graceful exit if triggered
+# by SIGQUIT
+class Rainbows::Coolio::Heartbeat < Coolio::TimerWatcher
+  KATO = Rainbows::Coolio::KATO
+  CONN = Rainbows::Coolio::CONN
+  G = Rainbows::G
+
+  def on_timer
+    if (ot = G.kato) >= 0
+      ot = Time.now - ot
+      KATO.delete_if { |client, time| time < ot and client.timeout? }
+    end
+    exit if (! G.tick && CONN.size <= 0)
+  end
+end
-- 
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