bin/sidekiqctl in sidekiq-5.2.2 vs bin/sidekiqctl in sidekiq-5.2.3

@@ -1,22 +1,29 @@
 #!/usr/bin/env ruby
 
 require 'fileutils'
+require 'sidekiq/api'
 
 class Sidekiqctl
   DEFAULT_KILL_TIMEOUT = 10
+  CMD = File.basename($0)
 
   attr_reader :stage, :pidfile, :kill_timeout
 
   def self.print_usage
-    puts "#{File.basename($0)} - stop a Sidekiq process from the command line."
+    puts "#{CMD} - control Sidekiq from the command line."
     puts
-    puts "Usage: #{File.basename($0)} <command> <pidfile> <kill_timeout>"
-    puts " where <command> is either 'quiet' or 'stop'"
+    puts "Usage: #{CMD} quiet <pidfile> <kill_timeout>"
+    puts "       #{CMD} stop <pidfile> <kill_timeout>"
+    puts "       #{CMD} status <section>"
+    puts
     puts "       <pidfile> is path to a pidfile"
     puts "       <kill_timeout> is number of seconds to wait until Sidekiq exits"
     puts "       (default: #{Sidekiqctl::DEFAULT_KILL_TIMEOUT}), after which Sidekiq will be KILL'd"
+    puts 
+    puts "       <section> (optional) view a specific section of the status output"
+    puts "       Valid sections are: #{Sidekiqctl::Status::VALID_SECTIONS.join(', ')}"
     puts
     puts "Be sure to set the kill_timeout LONGER than Sidekiq's -t timeout.  If you want"
     puts "to wait 60 seconds for jobs to finish, use `sidekiq -t 60` and `sidekiqctl stop"
     puts " path_to_pidfile 61`"
     puts
@@ -83,9 +90,140 @@
     `kill -9 #{pid}`
     FileUtils.rm_f pidfile
     done 'Sidekiq shut down forcefully.'
   end
   alias_method :shutdown, :stop
+
+  class Status
+    VALID_SECTIONS = %w[all version overview processes queues]
+    def display(section = nil)
+      section ||= 'all'
+      unless VALID_SECTIONS.include? section
+        puts "I don't know how to check the status of '#{section}'!"
+        puts "Try one of these: #{VALID_SECTIONS.join(', ')}"
+        return
+      end
+      send(section)
+    rescue StandardError => e
+      puts "Couldn't get status: #{e}"
+    end
+
+    def all
+      version
+      puts
+      overview
+      puts
+      processes
+      puts
+      queues
+    end
+
+    def version
+      puts "Sidekiq #{Sidekiq::VERSION}"
+      puts Time.now
+    end
+
+    def overview
+      puts '---- Overview ----'
+      puts "  Processed: #{delimit stats.processed}"
+      puts "     Failed: #{delimit stats.failed}"
+      puts "       Busy: #{delimit stats.workers_size}"
+      puts "   Enqueued: #{delimit stats.enqueued}"
+      puts "    Retries: #{delimit stats.retry_size}"
+      puts "  Scheduled: #{delimit stats.scheduled_size}"
+      puts "       Dead: #{delimit stats.dead_size}"
+    end
+
+    def processes
+      puts "---- Processes (#{process_set.size}) ----"
+      process_set.each_with_index do |process, index|
+        puts "#{process['identity']} #{tags_for(process)}"
+        puts "  Started: #{Time.at(process['started_at'])} (#{time_ago(process['started_at'])})"
+        puts "  Threads: #{process['concurrency']} (#{process['busy']} busy)"
+        puts "   Queues: #{split_multiline(process['queues'].sort, pad: 11)}"
+        puts '' unless (index+1) == process_set.size
+      end
+    end
+
+    COL_PAD = 2
+    def queues
+      puts "---- Queues (#{queue_data.size}) ----"
+      columns = {
+        name: [:ljust, (['name'] + queue_data.map(&:name)).map(&:length).max + COL_PAD],
+        size: [:rjust, (['size'] + queue_data.map(&:size)).map(&:length).max + COL_PAD],
+        latency: [:rjust, (['latency'] + queue_data.map(&:latency)).map(&:length).max + COL_PAD]
+      }
+      columns.each { |col, (dir, width)| print col.to_s.upcase.public_send(dir, width) }
+      puts
+      queue_data.each do |q|
+        columns.each do |col, (dir, width)|
+          print q.send(col).public_send(dir, width)
+        end
+        puts
+      end
+    end
+
+    private
+
+    def delimit(number)
+      number.to_s.reverse.scan(/.{1,3}/).join(',').reverse
+    end
+
+    def split_multiline(values, opts = {})
+      return 'none' unless values
+      pad = opts[:pad] || 0
+      max_length = opts[:max_length] || (80 - pad)
+      out = []
+      line = ''
+      values.each do |value|
+        if (line.length + value.length) > max_length
+          out << line
+          line = ' ' * pad
+        end
+        line << value + ', '
+      end
+      out << line[0..-3]
+      out.join("\n")
+    end
+
+    def tags_for(process)
+      tags = [
+        process['tag'],
+        process['labels'],
+        (process['quiet'] == 'true' ? 'quiet' : nil)
+      ].flatten.compact
+      tags.any? ? "[#{tags.join('] [')}]" : nil
+    end
+
+    def time_ago(timestamp)
+      seconds = Time.now - Time.at(timestamp)
+      return 'just now' if seconds < 60
+      return 'a minute ago' if seconds < 120
+      return "#{seconds.floor / 60} minutes ago" if seconds < 3600
+      return 'an hour ago' if seconds < 7200
+      "#{seconds.floor / 60 / 60} hours ago"
+    end
+
+    QUEUE_STRUCT = Struct.new(:name, :size, :latency)
+    def queue_data
+      @queue_data ||= Sidekiq::Queue.all.map do |q|
+        QUEUE_STRUCT.new(q.name, q.size.to_s, sprintf('%#.2f', q.latency))
+      end
+    end
+
+    def process_set
+      @process_set ||= Sidekiq::ProcessSet.new
+    end
+
+    def stats
+      @stats ||= Sidekiq::Stats.new
+    end
+  end
+end
+
+if ARGV[0] == 'status'
+  Sidekiqctl::Status.new.display(ARGV[1])
+  exit
 end
 
 if ARGV.length < 2
   Sidekiqctl.print_usage
 else