Added new notification handler for sending SMS via clockwork API

handlers/notification/clockworksms.json

@@ -0,0 +1,17 @@
+{
+    "clockworksms": {
+        "key": "1234abc1esg1234abcdfdfg",
+        "to": {
+            "3864153012": [
+                "ok",
+                "warning"
+            ],
+            "61431324189": [
+                "ok",
+                "critical",
+                "warning"
+            ]
+        }
+    }
+}
+

handlers/notification/clockworksms.rb

@@ -0,0 +1,67 @@
+#!/usr/bin/env ruby
+#
+# Sensu Handler: clockworksms
+#
+# This handler send SMS via clockworksms API based on the severity of the check result.
+#
+# Copyright 2014 Dejan Golja <[email protected]>
+#
+# Released under the same terms as Sensu (the MIT license); see LICENSE
+# for details.
+
+require 'rubygems' if RUBY_VERSION < '1.9.0'
+require 'sensu-handler'
+require 'clockwork'
+require 'timeout'
+
+class ClockWorkSmsNotif < Sensu::Handler
+
+  def event_name
+    @event['client']['name'] + '/' + @event['check']['name']
+  end
+
+  def send_sms(to, content)
+    content[157..content.length] = '...' if content.length > 160
+    message = @api.messages.build
+    message.to = to
+    message.content = content
+    response = message.deliver
+
+    unless response.success
+      puts "#{response.error_code} - #{response.error_description}"
+    end
+  end
+
+  def handle
+
+    key = settings["clockworksms"]["key"]
+    to = settings["clockworksms"]["to"]
+
+    raise 'Please define a valid SMS key' if key.nil?
+    raise 'Please define a valid set of SMS recipients to use this handler' if (to.nil? || !to.is_a?(Hash))
+
+    message = @event['check']['notification'] || @event['check']['output']
+
+    @api = Clockwork::API.new(key)
+
+    to.each do |phone, severities|
+      break unless severities.is_a?(Array)
+      severities.map!(&:downcase)
+      case @event['check']['status']
+      when 0
+        if severities.include?('ok')
+          send_sms(phone, "OK-#{event_name} #{message}")
+        end
+      when 1
+        if severities.include?('warning')
+          send_sms(phone, "WARN-#{event_name} #{message}")
+        end
+      when 2
+        if severities.include?('critical')
+          send_sms(phone, "CRIT-#{event_name} #{message}")
+        end
+      end
+    end
+  end
+
+end