From 8bffb2556c98150e34317a169bb60a628ed9a802 Mon Sep 17 00:00:00 2001
From: Steve Kemp <steve@steve.org.uk>
Date: Tue, 27 Nov 2012 19:37:00 +0000
Subject:   Expire keys sanely.

---
 lib/custodian/alerts/redis-state.rb | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

(limited to 'lib')

diff --git a/lib/custodian/alerts/redis-state.rb b/lib/custodian/alerts/redis-state.rb
index ae62dc3..88b005a 100644
--- a/lib/custodian/alerts/redis-state.rb
+++ b/lib/custodian/alerts/redis-state.rb
@@ -62,9 +62,13 @@ module Custodian
         host = @test.target
         test = @test.get_type
 
-        # store the error
+        # store the error - set an expiry time of 5 minutes
         @redis.set( "#{host}-#{test}", "ERR")
+        @redis.expireat( "#{host}-#{test}", Time.now.to_i + 5 * 60 )
+
+        # Set the reason
         @redis.set( "#{host}-#{test}-reason", @test.error() )
+        @redis.expireat( "#{host}-#{test}-reason", Time.now.to_i + 5 * 60 )
 
         # make sure this alert is discoverable
         @redis.sadd( "hosts", "#{host}-#{test}" )
@@ -84,9 +88,14 @@ module Custodian
         host = @test.target
         test = @test.get_type
 
-        # store the OK
+        # store the OK - set the expiry time of five minutes
         @redis.set( "#{host}-#{test}", "OK")
+        @redis.expireat( "#{host}-#{test}", Time.now.to_i + 5 * 60 )
+
+        # clear the reason
         @redis.set( "#{host}-#{test}-reason", "")
+        @redis.expireat( "#{host}-#{test}-reason", Time.now.to_i + 5 * 60 )
+
 
         # make sure this alert is discoverable
         @redis.sadd( "hosts", "#{host}-#{test}" )
-- 
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