Class: Sidekiq::Manager
- Inherits:
-
Object
show all
- Includes:
- Celluloid, Util
- Defined in:
- lib/sidekiq/manager.rb
Overview
The main router in the system. This manages the processor state and accepts messages from Redis to be dispatched to an idle processor.
Constant Summary
Constants included
from Util
Util::EXPIRY
Instance Method Summary
collapse
Methods included from Util
#hostname, #logger, #process_id, #redis, #watchdog
#handle_exception
Constructor Details
#initialize(options = {}) ⇒ Manager
Returns a new instance of Manager.
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# File 'lib/sidekiq/manager.rb', line 20
def initialize(options={})
logger.debug { options.inspect }
@count = options[:concurrency] || 25
@done_callback = nil
@in_progress = {}
@done = false
@busy = []
@fetcher = Fetcher.new(current_actor, options)
@ready = @count.times.map { Processor.new_link(current_actor) }
end
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Instance Method Details
#assign(work) ⇒ Object
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# File 'lib/sidekiq/manager.rb', line 88
def assign(work)
watchdog("Manager#assign died") do
if stopped?
work.requeue
else
processor = @ready.pop
@in_progress[processor.object_id] = work
@busy << processor
processor.async.process(work)
end
end
end
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#processor_died(processor, reason) ⇒ Object
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# File 'lib/sidekiq/manager.rb', line 74
def processor_died(processor, reason)
watchdog("Manager#processor_died died") do
@in_progress.delete(processor.object_id)
@busy.delete(processor)
unless stopped?
@ready << Processor.new_link(current_actor)
dispatch
else
signal(:shutdown) if @busy.empty?
end
end
end
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#processor_done(processor) ⇒ Object
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# File 'lib/sidekiq/manager.rb', line 59
def processor_done(processor)
watchdog('Manager#processor_done died') do
@done_callback.call(processor) if @done_callback
@in_progress.delete(processor.object_id)
@busy.delete(processor)
if stopped?
processor.terminate if processor.alive?
signal(:shutdown) if @busy.empty?
else
@ready << processor if processor.alive?
end
dispatch
end
end
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#procline(tag) ⇒ Object
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# File 'lib/sidekiq/manager.rb', line 105
def procline(tag)
"sidekiq #{Sidekiq::VERSION} #{tag}[#{@busy.size} of #{@count} busy]#{stopped? ? ' stopping' : ''}"
end
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#start ⇒ Object
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# File 'lib/sidekiq/manager.rb', line 51
def start
@ready.each { dispatch }
end
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#stop(options = {}) ⇒ Object
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# File 'lib/sidekiq/manager.rb', line 32
def stop(options={})
watchdog('Manager#stop died') do
shutdown = options[:shutdown]
timeout = options[:timeout]
@done = true
Sidekiq::Fetcher.done!
@fetcher.async.terminate if @fetcher.alive?
logger.info { "Shutting down #{@ready.size} quiet workers" }
@ready.each { |x| x.terminate if x.alive? }
@ready.clear
return after(0) { signal(:shutdown) } if @busy.empty?
logger.info { "Pausing up to #{timeout} seconds to allow workers to finish..." }
hard_shutdown_in timeout if shutdown
end
end
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#when_done(&blk) ⇒ Object
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# File 'lib/sidekiq/manager.rb', line 55
def when_done(&blk)
@done_callback = blk
end
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