God , Resque, Resque-schedule, is working,but buggy. Need to combine with LDAP and also implement XML calendar sync.

Gemfile

@@ -21,6 +21,7 @@ gem 'radius'
 gem 'rake'
 gem 'resque' # background jobs
 gem 'resque-scheduler' # job scheduling
+gem 'resque-restriction'
 gem 'ruby-debug19'
 gem 'rubyzip'
 gem 'sinatra'

Gemfile.lock

@@ -161,6 +161,8 @@ GEM
       redis-namespace (~> 1.0.2)
       sinatra (>= 0.9.2)
       vegas (~> 0.1.2)
+    resque-restriction (0.3.0)
+      resque (>= 1.7.0)
     resque-scheduler (1.9.9)
       redis (>= 2.0.1)
       resque (>= 1.8.0)
@@ -276,6 +278,7 @@ DEPENDENCIES
   rails (>= 3.1.0, < 3.2.0)
   rake
   resque
+  resque-restriction
   resque-scheduler
   rspec (~> 2.0)
   rspec-rails (~> 2.0)

Rakefile

@@ -1,7 +1,9 @@
+# /usr/bin/ruby -Ku
 # Add your own tasks in files placed in lib/tasks ending in .rake,
 # for example lib/tasks/capistrano.rake, and they will automatically be available to Rake.
 
 require File.expand_path('../config/application', __FILE__)
+require 'resque/tasks'
 require 'rake/dsl_definition'
 require 'rake'
 

app/jobs/fetch_time.rb

@@ -1,13 +1,15 @@
 # require 'open-uri'
 # require 'nokogiri'
-module FetchTime
-  @queue = :my_job_queue
+class FetchTime < Resque::Plugins::RestrictionJob
+  restrict :per_300 => 10
+  
+  @queue = :low
 
   def self.perform()
 #    sleep 10
-    # doc = Nokogiri::HTML(open('http://www.timeanddate.com/worldclock/city.html?n=241'))
-    # CronMail.time_check(doc.at('#ct').children.first.text).deliver
-    # puts "Mail Sent"
-    # true
+    doc = Nokogiri::HTML(open('http://www.timeanddate.com/worldclock/city.html?n=241'))
+    CronMail.time_check(doc.at('#ct').children.first.text).deliver
+    puts "Mail Sent"
+    true
   end
 end

app/jobs/nccu_calendar.rb

@@ -0,0 +1,8 @@
+class NccuCalendar 
+  @queue = :high
+
+  def self.perform()
+#    sleep 10
+    puts "NccuCalendar Sync"
+  end
+end

app/jobs/sync_db.rb

@@ -0,0 +1,9 @@
+class SyncDb 
+  
+  @queue = :high
+
+  def self.perform()
+#    sleep 10
+    puts "DB Sync"
+  end
+end

config/application.rb

@@ -62,6 +62,8 @@ module Orbit
 
     # Enable the asset pipeline
      config.assets.enabled = true
+     #config.time_zone = 'Taipei'  
+     ENV['TZ'] = 'Asia/Taipei'  
   end
 end
 Orbit_Apps = []

config/initializers/resque.rb

@@ -3,7 +3,7 @@ require 'resque_scheduler'
 # require 'yaml'
 
 Resque.redis = 'localhost:6379'
-Resque.redis.namespace = "resque:SchedulerExample"
+#Resque.redis.namespace = "resque:SchedulerExample"
 
 # If you want to be able to dynamically change the schedule,
 # uncomment this line.  A dynamic schedule can be updated via the

config/resque.god

@@ -0,0 +1,55 @@
+rails_env   =  'development' #ENV['RAILS_ENV']  || "production"
+rails_root  = ENV['RAILS_ROOT'] || "/Users/kaito/Documents/MyWorkspeace/orbit/orbit"
+num_workers = rails_env == 'production' ? 5 : 2
+
+num_workers.times do |num|
+  God.watch do |w|
+    w.dir      = "#{rails_root}"
+    w.name     = "resque-#{num}"
+    w.group    = 'resque'
+    w.interval = 30.seconds
+    p "/usr/bin/rake -f #{rails_root}/Rakefile resque:work  QUEUE=* RAILS_ENV=#{rails_env}"
+#    w.env      = {"QUEUE"=>"critical,high,low", "RAILS_ENV"=>rails_env}
+    w.start    = "rake -f #{rails_root}/Rakefile resque:work  QUEUE=* RAILS_ENV=#{rails_env}"
+
+    w.uid = 'kaito'
+    w.gid = 'staff'
+
+    # restart if memory gets too high
+    w.transition(:up, :restart) do |on|
+      on.condition(:memory_usage) do |c|
+        c.above = 350.megabytes
+        c.times = 2
+      end
+    end
+
+    # determine the state on startup
+    w.transition(:init, { true => :up, false => :start }) do |on|
+      on.condition(:process_running) do |c|
+        c.running = true
+      end
+    end
+
+    # determine when process has finished starting
+    w.transition([:start, :restart], :up) do |on|
+      on.condition(:process_running) do |c|
+        c.running = true
+        c.interval = 5.seconds
+      end
+
+      # failsafe
+      on.condition(:tries) do |c|
+        c.times = 5
+        c.transition = :start
+        c.interval = 5.seconds
+      end
+    end
+
+    # start if process is not running
+    w.transition(:up, :start) do |on|
+      on.condition(:process_running) do |c|
+        c.running = false
+      end
+    end
+  end
+end

config/resque_schedule.yml

@@ -1,5 +1,17 @@
-do_my_job:
-  every: 30s
+do_mail_matt:
+  every: 10s
   class: FetchTime
   args: 
-  description: Runs the perform method in MyJob
+  description: Runs the perform method in FetchTime
+
+nccu_daily_ldap_sync:
+  cron: 30 * * * * *
+  class: SyncDb
+  args:
+  description: Runs the perform method in SnycDB
+
+nccu_claender_sync:
+  every: 1m
+  class: NccuCalendar
+  args:
+  description: Runs the perform method in NccuCalendar