From 0840ba528a225e9be5dd902ee75bd77b9777446e Mon Sep 17 00:00:00 2001
From: Steve Kemp <steve@steve.org.uk>
Date: Mon, 26 Nov 2012 12:14:43 +0000
Subject:   Updated to make the requirement of redis soft, as it will probably
 be   not used.

---
 lib/custodian/alerts/redis-state.rb | 29 ++++++++++++++++-------------
 1 file changed, 16 insertions(+), 13 deletions(-)

(limited to 'lib')

diff --git a/lib/custodian/alerts/redis-state.rb b/lib/custodian/alerts/redis-state.rb
index 1b57b2e..b2243f7 100644
--- a/lib/custodian/alerts/redis-state.rb
+++ b/lib/custodian/alerts/redis-state.rb
@@ -1,5 +1,3 @@
-
-
 #
 #  The redis-alerter.
 #
@@ -14,7 +12,7 @@ module Custodian
 
   module Alerter
 
-    class AlertRedis < AlertFactory
+    class RedisAlert < AlertFactory
 
       #
       # The test this alerter cares about
@@ -26,22 +24,25 @@ module Custodian
       #
       attr_reader :redis
 
+      attr_reader :available
 
       #
       # Constructor - save the test-object away & instantiate
       # the redis connection.
       #
       def initialize( obj )
-
-        begin
-          require 'rubygems'
-          require 'redis'
-        rescue LoadError
-          raise  "ERROR Loading redis rubygem!"
-        end
-
-        @test = obj
-        @redis = Redis.new
+	@available = true
+
+	begin
+		require 'rubygems'
+		require 'redis'
+	rescue
+		puts "LOADING redis failed"
+		@available = false
+	end
+
+         @test = obj
+        @redis = Redis.new( ) if ( @available )
       end
 
 
@@ -50,6 +51,7 @@ module Custodian
       # Store an alert in redis
       #
       def raise
+	return if ( ! @available )
 
         # hostname + test-type
         host = @test.target
@@ -69,6 +71,7 @@ module Custodian
       # Clear an alert in redis
       #
       def clear
+	return if ( ! @available )
 
         # hostname + test-type
         host = @test.target
-- 
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