Module: ResqueCleaner::Server

Defined in:
lib/resque_cleaner/server.rb

Defined Under Namespace

Classes: Paginate

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.erb_path(filename) ⇒ Object



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# File 'lib/resque_cleaner/server.rb', line 8

def self.erb_path(filename)
  File.join(File.dirname(__FILE__), 'server', 'views', filename)
end

.included(base) ⇒ Object



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# File 'lib/resque_cleaner/server.rb', line 65

def self.included(base)

  base.class_eval do
    helpers do
      def time_filter(id, name, value)
        html = "<select id=\"#{id}\" name=\"#{name}\">"
        html += "<option value=\"\">-</option>"
        [1, 3, 6, 12, 24].each do |h|
          selected = h.to_s == value ? 'selected="selected"' : ''
          html += "<option #{selected} value=\"#{h}\">#{h} #{h==1 ? "hour" : "hours"} ago</option>"
        end
        [3, 7, 14, 28].each do |d|
          selected = (d*24).to_s == value ? 'selected="selected"' : ''
          html += "<option #{selected} value=\"#{d*24}\">#{d} days ago</option>"
        end
        html += "</select>"
      end

      def class_filter(id, name, klasses, value)
        html = "<select id=\"#{id}\" name=\"#{name}\">"
        html += "<option value=\"\">-</option>"
        klasses.each do |k|
          selected = k == value ? 'selected="selected"' : ''
          html += "<option #{selected} value=\"#{k}\">#{k}</option>"
        end
        html += "</select>"
      end

      def exception_filter(id, name, exceptions, value)
        html = "<select id=\"#{id}\" name=\"#{name}\">"
        html += "<option value=\"\">-</option>"
        exceptions.each do |ex|
          selected = ex == value ? 'selected="selected"' : ''
          html += "<option #{selected} value=\"#{ex}\">#{ex}</option>"
        end
        html += "</select>"
      end

      def show_job_args(args)
        Array(args).map { |a| a.inspect }.join("\n")
      end

      def text_filter(id, name, value)
        html = "<input id=\"#{id}\"  type=\"text\" name=\"#{name}\" value=\"#{value}\">"
        html += "</input>"
      end
    end

    mime_type :json, 'application/json'

    get "/cleaner" do
      load_library
      load_cleaner_filter

      @jobs = cleaner.select
      @stats = { :klass => {}, :exception => {} }
      @total = Hash.new(0)
      @jobs.each do |job|
        klass = job["payload"]["class"] || 'UNKNOWN'
        exception = job["exception"] || 'UNKNOWN'
        failed_at = Time.parse job["failed_at"]
        @stats[:klass][klass] ||= Hash.new(0)
        @stats[:exception][exception] ||= Hash.new(0)

        [
          @stats[:klass][klass],
          @stats[:exception][exception],
          @total
        ].each do |stat|
          stat[:total] += 1
          stat[:h1] += 1 if failed_at >= hours_ago(1)
          stat[:h3] += 1 if failed_at >= hours_ago(3)
          stat[:d1] += 1 if failed_at >= hours_ago(24)
          stat[:d3] += 1 if failed_at >= hours_ago(24*3)
          stat[:d7] += 1 if failed_at >= hours_ago(24*7)
        end
      end

      erb File.read(ResqueCleaner::Server.erb_path('cleaner.erb'))
    end

    get "/cleaner_list" do
      load_library
      load_cleaner_filter
      build_urls

      block = filter_block

      @failed = cleaner.select(&block).reverse

      @paginate = Paginate.new(@failed, @list_url, params[:p].to_i)

      @klasses = cleaner.stats_by_class.keys
      @exceptions = cleaner.stats_by_exception.keys
      @count = cleaner.select(&block).size

      erb File.read(ResqueCleaner::Server.erb_path('cleaner_list.erb'))
    end

    post "/cleaner_exec" do
      load_library
      load_cleaner_filter
      build_urls

      if params[:select_all_pages]!="1"
        @sha1 = {}
        params[:sha1].split(",").each {|s| @sha1[s] = true }
      end

      block = filter_block

      @count =
        case params[:action]
        when "clear" then cleaner.clear(&block)
        when "retry_and_clear" then cleaner.requeue(true,&block)
        when "retry" then cleaner.requeue(false,{},&block)
        end

      erb File.read(ResqueCleaner::Server.erb_path('cleaner_exec.erb'))
    end

    get "/cleaner_dump" do
      load_library
      load_cleaner_filter

      block = filter_block

      content_type :json
      JSON.pretty_generate(cleaner.select(&block))
    end

    post "/cleaner_stale" do
      load_library
      cleaner.clear_stale
      redirect url_path(:cleaner)
    end

    get /cleaner\/public\/([a-z]+\.[a-z]+)/ do
      send_file ResqueCleaner::Server.public_path(params[:captures].first)
    end
  end

end

.public_path(filename) ⇒ Object



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# File 'lib/resque_cleaner/server.rb', line 11

def self.public_path(filename)
  File.join(File.dirname(__FILE__), 'server', 'public', filename)
end

Instance Method Details

#build_urlsObject



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# File 'lib/resque_cleaner/server.rb', line 232

def build_urls
  params = {
    c: @klass,
    ex: @exception,
    f: @from,
    t: @to,
    regex: @regex
  }.map {|key,value| "#{key}=#{URI.encode(value.to_s)}"}.join("&")

  @list_url = "cleaner_list?#{params}"
  @dump_url = "cleaner_dump?#{params}"
end

#cleanerObject



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# File 'lib/resque_cleaner/server.rb', line 209

def cleaner
  @cleaner ||= Resque::Plugins::ResqueCleaner.new
  @cleaner.print_message = false
  @cleaner
end

#filter_blockObject



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# File 'lib/resque_cleaner/server.rb', line 245

def filter_block
  block = lambda{|j|
    (!@from || j.after?(hours_ago(@from))) &&
    (!@to || j.before?(hours_ago(@to))) &&
    (!@klass || j.klass?(@klass)) &&
    (!@exception || j.exception?(@exception)) &&
    (!@sha1 || @sha1[Digest::SHA1.hexdigest(j.to_json)]) &&
    (!@regex || j.to_s =~ /#{@regex}/)
  }
end

#hours_ago(h) ⇒ Object



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# File 'lib/resque_cleaner/server.rb', line 256

def hours_ago(h)
  Time.now - h.to_i*60*60
end

#load_cleaner_filterObject



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# File 'lib/resque_cleaner/server.rb', line 224

def load_cleaner_filter
  @from = params[:f]=="" ? nil : params[:f]
  @to = params[:t]=="" ? nil : params[:t]
  @klass = params[:c]=="" ? nil : params[:c]
  @exception = params[:ex]=="" ? nil : params[:ex]
  @regex = params[:regex]=="" ? nil : params[:regex]
end

#load_libraryObject



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# File 'lib/resque_cleaner/server.rb', line 215

def load_library
  require 'digest/sha1'
  begin
    require 'yajl/json_gem' unless [].respond_to?(:to_json)
  rescue Exception
    require 'json'
  end
end