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mperham--sidekiq/lib/sidekiq/web.rb

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require 'sinatra/base'
require 'slim'
require 'sprockets'
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require 'multi_json'
module Sidekiq
class SprocketsMiddleware
def initialize(app, options={})
@app = app
@root = options[:root]
path = options[:path] || 'assets'
@matcher = /^\/#{path}\/*/
@environment = ::Sprockets::Environment.new(@root)
@environment.append_path 'assets/javascripts'
@environment.append_path 'assets/javascripts/vendor'
@environment.append_path 'assets/stylesheets'
@environment.append_path 'assets/stylesheets/vendor'
@environment.append_path 'assets/images'
end
def call(env)
# Solve the problem of people requesting /sidekiq when they need to request /sidekiq/ so
# that relative links in templates resolve correctly.
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return [301, { 'Location' => "#{env['SCRIPT_NAME']}/", 'Content-Type' => 'text/html' }, ['redirecting']] if env['SCRIPT_NAME'] == env['REQUEST_PATH']
return @app.call(env) unless @matcher =~ env["PATH_INFO"]
env['PATH_INFO'].sub!(@matcher,'')
@environment.call(env)
end
end
class Web < Sinatra::Base
dir = File.expand_path(File.dirname(__FILE__) + "/../../web")
set :views, "#{dir}/views"
set :root, "#{dir}/public"
set :slim, :pretty => true
use SprocketsMiddleware, :root => dir
helpers do
def workers
@workers ||= begin
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Sidekiq.redis do |conn|
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conn.smembers('workers').map do |w|
msg = conn.get("worker:#{w}")
msg ? [w, Sidekiq.load_json(msg)] : nil
end.compact.sort { |x| x[1] ? -1 : 1 }
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end
end
end
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def processed
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Sidekiq.redis { |conn| conn.get('stat:processed') } || 0
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end
def failed
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Sidekiq.redis { |conn| conn.get('stat:failed') } || 0
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end
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def retry_count
Sidekiq.redis { |conn| conn.zcard('retry') }
end
def retries(count=50)
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Sidekiq.redis do |conn|
results = conn.zrange('retry', 0, count, :withscores => true)
results.each_slice(2).map { |msg, score| [Sidekiq.load_json(msg), Float(score)] }
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end
end
def queues
@queues ||= Sidekiq.redis do |conn|
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conn.smembers('queues').map do |q|
[q, conn.llen("queue:#{q}") || 0]
end.sort { |x,y| x[1] <=> y[1] }
end
end
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def backlog
queues.map {|name, size| size }.inject(0) {|memo, val| memo + val }
end
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def retries_with_score(score)
Sidekiq.redis do |conn|
results = conn.zrangebyscore('retry', score, score)
results.map { |msg| Sidekiq.load_json(msg) }
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end
end
def location
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Sidekiq.redis { |conn| conn.client.location }
end
def root_path
"#{env['SCRIPT_NAME']}/"
end
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def current_status
return 'idle' if workers.size == 0
return 'active'
end
def relative_time(time)
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%{<time datetime="#{time.getutc.iso8601}">#{time}</time>}
end
def display_args(args, count=100)
args.map { |arg| a = arg.inspect; a.size > count ? "#{a[0..count]}..." : a }.join(", ")
end
end
get "/" do
slim :index
end
get "/queues/:name" do
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halt 404 unless params[:name]
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count = (params[:count] || 10).to_i
@name = params[:name]
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@messages = Sidekiq.redis {|conn| conn.lrange("queue:#{@name}", 0, count) }.map { |str| Sidekiq.load_json(str) }
slim :queue
end
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post "/queues/:name" do
Sidekiq.redis do |conn|
conn.del("queue:#{params[:name]}")
conn.srem("queues", params[:name])
end
redirect root_path
end
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get "/retries/:score" do
halt 404 unless params[:score]
@score = params[:score].to_f
@retries = retries_with_score(@score)
redirect "#{root_path}retries" if @retries.empty?
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slim :retry
end
get '/retries' do
@retries = retries
slim :retries
end
post '/retries' do
halt 404 unless params[:score]
params[:score].each do |score|
s = score.to_f
if params['retry']
process_score(s, :retry)
elsif params['delete']
process_score(s, :delete)
end
end
redirect root_path
end
post "/retries/:score" do
halt 404 unless params[:score]
score = params[:score].to_f
if params['retry']
process_score(score, :retry)
elsif params['delete']
process_score(score, :delete)
end
redirect root_path
end
def process_score(score, operation)
case operation
when :retry
Sidekiq.redis do |conn|
results = conn.zrangebyscore('retry', score, score)
conn.zremrangebyscore('retry', score, score)
results.map do |message|
msg = Sidekiq.load_json(message)
msg['retry_count'] = msg['retry_count'] - 1
conn.rpush("queue:#{msg['queue']}", Sidekiq.dump_json(msg))
end
end
when :delete
Sidekiq.redis do |conn|
conn.zremrangebyscore('retry', score, score)
end
end
end
end
end