Module: Resque::Plugins::Telework::Server

Defined in:
lib/resque-telework/server.rb

Constant Summary collapse

VIEW_PATH = 
File.join(File.dirname(__FILE__), 'server', 'views')
PUBLIC_PATH = 
File.join(File.dirname(__FILE__), 'server', 'public')

Class Method Summary collapse

Class Method Details

.registered(app) ⇒ Object 



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# File 'lib/resque-telework/server.rb', line 11

def self.registered( app )
  appn= 'Telework'
  
  # This helpers adds stuff to the app closure
  app.helpers do
    @@myredis= TeleworkRedis.new
    def redis
      @@myredis
    end
    def my_substabs
      ["Overview", "Start", "Misc"]
    end
    def my_show(page, layout = true)
      response["Cache-Control"] = "max-age=0, private, must-revalidate"
      begin
        erb(File.read(File.join(VIEW_PATH, "#{page}.erb")), {:layout => layout}, :resque => Resque)
      rescue Errno::ECONNREFUSED
        erb :error, {:layout => false}, :error => "Can't connect to Redis! (#{Resque.redis_id})"
      end
    end
    def generic_filter(id, name, list, more= "")
      html = "<select id=\"#{id}\" name=\"#{name}\" #{more}>"
      value= list[0]
      list.each do |k|
        selected = k == value ? 'selected="selected"' : ''
        html += "<option #{selected} value=\"#{k}\">#{k}</option>"
      end
      html += "</select>"
    end
    def generic_filter_with_dis(id, name, list, more= "")
      html = "<select id=\"#{id}\" name=\"#{name}\" #{more}>"
      value= list[0][0]
      list.each do |k,dis|
        selected = k == value ? 'selected="selected"' : ''
        html += "<option #{selected} value=\"#{k}\">#{dis}</option>"
      end
      html += "</select>"
    end
    def task_default
      { 'auto_max_waiting_job_per_worker' => 1,'auto_worker_min' => 0, 'auto_delay' => 15,
        'log_snapshot_period' => 30, 'log_snapshot_lines' => 40, 'exec' => "bundle exec rake resque:work --trace"
      }
    end
  end

  app.get "/#{appn.downcase}" do
    redirect "/resque/#{appn.downcase}/Overview"
  end
  
  app.get "/#{appn.downcase}/Overview" do
    @refresh= 10
    if params[:refresh]
      @refresh= params[:refresh].to_i
      @refresh= nil if @refresh==0
    end
    @status_messages= 100
    @scheduling= nil
    my_show appn.downcase
  end

  app.get "/#{appn.downcase}/Start" do
    @status_messages= 100
    @scheduling= true
    my_show appn.downcase
  end
  
  app.get "/#{appn.downcase}/Misc" do
    my_show 'misc'
  end          
  
  app.get "/#{appn.downcase}/revision/:revision" do
    @revision= params[:revision]
    my_show 'revision' 
  end

  app.get "/#{appn.downcase}/worker/:host/:worker" do
    @worker= params[:worker]
    @host= params[:host]
    my_show 'worker' 
  end

  app.get "/#{appn.downcase}/task/:host/:task_id" do
    @task_id= params[:task_id]
    @host= params[:host]
    my_show 'task' 
  end

  app.get "/#{appn.downcase}/host/:host" do
    @host= params[:host]
    my_show 'host' 
  end
  
  app.get "/#{appn.downcase}/config" do
    content_type :json
    redis.configuration
  end
  
  app.post "/#{appn.downcase}_stopit/:worker" do
    @worker= params[:worker]
    @host= nil
    @daemon= nil
    redis.hosts.each do |h|
      redis.workers(h).each do |id, info|
        @host= h if id==@worker # TODO: break nested loops
      end
    end
    redis.cmds_push( @host, { 'command' => 'stop_worker', 'worker_id'=> @worker } ) if @host
    my_show 'stopit'
  end

  app.post "/#{appn.downcase}_stopitd/:host" do
    # Todo - check that the host indeed exists
    @host= params[:host]
    @daemon= true
    redis.cmds_push( @host, { 'command' => 'stop_daemon' } )
    my_show 'stopit'
  end

  app.post "/#{appn.downcase}_killitd/:host" do
    # Todo - check that the host indeed exists
    @host= params[:host]
    @daemon= true
    @kill= true
    redis.cmds_push( @host, { 'command' => 'kill_daemon' } )
    my_show 'stopit'
  end

  app.post "/#{appn.downcase}_del_host/:host" do
    host= params[:host]
    redis.hosts_rem( host )
    redis.aliases_rem( host )
    redirect "/resque/#{appn.downcase}"            
  end          

  app.post "/#{appn.downcase}_mod_host/:host" do
    host= params[:host]
    ahost= params[:alias]
    comment= params[:comment]
    if ahost.blank? || ahost==host
      redis.aliases_rem( host )
    else
      redis.aliases_add( host, ahost )
    end
    if comment.blank?
      redis.comments_rem( host )
    else
      redis.comments_add( host, comment )
    end
    redirect "/resque/#{appn.downcase}"            
  end

  app.post "/#{appn.downcase}_mod_task/:task" do
    @task_id= params[:task]
    @host= nil
    redis.hosts.each do |h|
      redis.tasks(h).each do |id, info|
        @host= h if id==@task_id # TODO: break nested loops
      end
    end
    @task= redis.tasks_by_id( @host, @task_id )
    all= ['log_snapshot_period', 'log_snapshot_lines', 'exec', 'worker_count',
          'auto_delay', 'auto_max_waiting_job_per_worker', 'auto_worker_min' ]
    all.each do |a|
      @task[a]= params[a]
    end
    redis.tasks_add( @host , @task_id, @task )
    redirect "/resque/#{appn.downcase}"
  end

  app.post "/#{appn.downcase}_killit/:worker" do
    @worker= params[:worker]
    @host= nil
    @kill= true
    redis.hosts.each do |h|
      redis.workers(h).each do |id, info|
        @host= h if id==@worker # TODO: break nested loops
      end
    end
    redis.cmds_push( @host, { 'command' => 'kill_worker', 'worker_id'=> @worker } ) if @host
    my_show 'stopit'
  end
  
  app.post "/#{appn.downcase}/add_note" do
    @user= params[:note_user]
    @date= Time.now
    @note= params[:note_text]
    redis.notes_push({ 'user'=> @user, 'date'=> @date, 'note' => @note })
    redirect "/resque/#{appn.downcase}"
  end
  
  app.post "/#{appn.downcase}_del_note/:note" do
    @note_id= params[:note]
    redis.notes_del(@note_id)
    redirect "/resque/#{appn.downcase}"
  end
  
  # Start a task
  app.post "/telework/start_task" do
    @host= params[:h]
    @queue= params[:q]
    @qmanual= params[:qmanual]
    @count= params[:c]
    #@rev= params[:r].split(' ')
    @envv= params[:e]
    @q= @qmanual.blank? ? @queue : @qmanual
    id= redis.unique_id.to_s
    t= task_default
    redis.tasks_add( @host , id, t.merge( { 'task_id' => id, 'worker_count' => @count,
                                            'rails_env' => @envv, 'queue' => @q,
                                            'worker_id' => [], 'worker_status' => 'Stopped'} ) )
    redirect "/resque/#{appn.downcase}"          
  end
  
  app.post "/#{appn.downcase}/delete" do
    @task_id= params[:task]
    @host= params[:host]
    redis.tasks_rem( @host, @task_id )
    redirect "/resque/#{appn.downcase}"            
  end
  
  # Start workers
  app.post "/#{appn.downcase}/start" do
    @task_id= params[:task]
    @host= params[:host]
    @rev= params[:rev].split(',')
    @task= redis.tasks_by_id(@host, @task_id)
    count= params[:count]
    id= []
    for i in 1..count.to_i do
      w= @task
      w['worker_id']= redis.unique_id.to_s
      id << w['worker_id']
      w['worker_status']= 'Starting'
      w['revision']= @rev[0]
      w['revision_small']= @rev[1]
      w['command']= 'start_worker'
      w['task_id']= @task_id
      redis.cmds_push( @host, w )
    end
    @task['worker_id']= id
    @task['worker_count']= count
    redis.tasks_add( @host, @task_id, @task )
    redirect "/resque/#{appn.downcase}"
  end

  app.post "/#{appn.downcase}/start_auto" do
    @task_id= params[:task]
    @host= params[:host]
    @rev= params[:rev].split(',')
    @task= redis.tasks_by_id(@host, @task_id)
    count= params[:count]        
    wid= []
    for i in 1..count.to_i do
      wid << redis.unique_id.to_s
      #redis.cmds_push( @host, w )
    end
    @task['worker_id']= wid
    @task['worker_count']= count
    @task['mode']= 'auto'
    cmd= @task
    cmd['task_id']= @task_id
    cmd['revision']= @rev[0]
    cmd['revision_small']= @rev[1]
    cmd['command']= 'start_auto'
    redis.cmds_push( @host, cmd )
    redis.tasks_add( @host, @task_id, @task )
    redirect "/resque/#{appn.downcase}"
  end

  app.post "/#{appn.downcase}/stop_auto" do
    @task_id= params[:task]
    @host= params[:host]
    @task= redis.tasks_by_id(@host, @task_id)
    cmd= @task
    cmd['command']= 'stop_auto' 
    redis.cmds_push( @host, cmd )
    redirect "/resque/#{appn.downcase}"                
  end


  app.post "/#{appn.downcase}/pause" do
    @task_id= params[:task]
    @host= params[:host]
    @cont= params[:cont]=="true"
    @task= redis.tasks_by_id(@host, @task_id)
    @task['worker_id'].each do |id|
      redis.cmds_push( @host, { 'command' => 'signal_worker', 'worker_id'=> id, 'action' => @cont ? 'CONT' : 'PAUSE' } ) 
    end
    redirect "/resque/#{appn.downcase}"
  end

  app.post "/#{appn.downcase}/stop" do
    @task_id= params[:task]
    @host= params[:host]
    @kill= params[:kill]=="true"
    @task= redis.tasks_by_id(@host, @task_id)
    @task['worker_id'].each do |id|
      redis.cmds_push( @host, { 'command' => 'signal_worker', 'worker_id'=> id, 'action' => @kill ? 'KILL' : 'QUIT' } ) 
    end
    redirect "/resque/#{appn.downcase}"
  end

  app.post "/#{appn.downcase}/stop_all" do
    @kill= params[:mode]=="Kill"
    hl= [ params[:h] ]
    hl= redis.hosts if params[:h]=="[All hosts]"
    hl.each do |h|
      redis.workers(h).each do |id, info|
        unless info['worker_status']=='Stopped'
          redis.cmds_push( h, { 'command' => 'signal_worker', 'worker_id'=> id, 'action' => @kill ? 'KILL' : 'QUIT' } ) 
        end
      end
    end
    redirect "/resque/#{appn.downcase}"
  end

                      
  app.tabs << appn
  
end