Class: CI::Queue::Redis::Supervisor

Inherits:
Base
  • Object
show all
Defined in:
lib/ci/queue/redis/supervisor.rb

Direct Known Subclasses

GrindSupervisor

Constant Summary

Constants inherited from Base

Base::CONNECTION_ERRORS, Base::DEFAULT_TIMEOUT, Base::TEN_MINUTES

Constants included from Common

Common::CONNECTION_ERRORS

Instance Attribute Summary collapse

Attributes included from Common

#config

Instance Method Summary collapse

Methods inherited from Base

#boot_heartbeat_process!, #created_at=, #custom_config, #custom_middlewares, #ensure_heartbeat_thread_alive!, #exhausted?, #expired?, #increment_test_failed, #initialize, #max_test_failed?, #progress, #queue_initialized?, #queue_initializing?, #reconnect_attempts, #remaining, #running, #size, #stop_heartbeat!, #streaming?, #test_failed, #test_ids, #to_a, #wait_for_master, #with_heartbeat, #workers_count

Methods included from Common

#distributed?, #flaky?, #release!, #report_failure!, #report_success!, #rescue_connection_errors, #retrying?

Constructor Details

This class inherits a constructor from CI::Queue::Redis::Base

Instance Attribute Details

#time_left ⇒ Object (readonly)

Returns the value of attribute time_left.



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# File 'lib/ci/queue/redis/supervisor.rb', line 64

def time_left
  @time_left
end

#time_left_with_no_workers ⇒ Object (readonly)

Returns the value of attribute time_left_with_no_workers.



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# File 'lib/ci/queue/redis/supervisor.rb', line 64

def time_left_with_no_workers
  @time_left_with_no_workers
end

Instance Method Details

#build ⇒ Object 



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# File 'lib/ci/queue/redis/supervisor.rb', line 16

def build
  @build ||= CI::Queue::Redis::BuildRecord.new(self, redis, config)
end

#master? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/ci/queue/redis/supervisor.rb', line 7

def master?
  false
end

#total ⇒ Object 



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# File 'lib/ci/queue/redis/supervisor.rb', line 11

def total
  wait_for_master(timeout: config.queue_init_timeout, allow_streaming: true)
  redis.get(key('total')).to_i
end

#wait_for_workers ⇒ Object 



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# File 'lib/ci/queue/redis/supervisor.rb', line 20

def wait_for_workers
  duration = measure do
    wait_for_master(timeout: config.queue_init_timeout, allow_streaming: true)
  end

  yield if block_given?

  @time_left = config.report_timeout - duration.to_i
  @time_left_with_no_workers = config.inactive_workers_timeout
  until exhausted? || @time_left <= 0 || max_test_failed? || @time_left_with_no_workers <= 0
    @time_left -= 1
    sleep 1

    if active_workers? || streaming?
      @time_left_with_no_workers = config.inactive_workers_timeout
    else
      @time_left_with_no_workers -= 1
    end

    yield if block_given?
  end

  # On retry runs (BUILDKITE_RETRY_COUNT > 0), the main queue is already
  # exhausted from the original run. A retry worker may have found unresolved
  # failures via the error-reports fallback and be running them via the Retry
  # queue — but those tests are NOT in the Redis running set so active_workers?
  # returns false and the loop above exits immediately.
  #
  # Wait up to inactive_workers_timeout for retry workers to clear error-reports.
  # This prevents the summary from canceling retry workers before they finish.
  if exhausted? && config.retry? && !rescue_connection_errors { build.failed_tests }.empty?
    @time_left_with_no_workers = config.inactive_workers_timeout
    until rescue_connection_errors { build.failed_tests }.empty? ||
        @time_left_with_no_workers <= 0
      sleep 1
      @time_left_with_no_workers -= 1
    end
  end

  exhausted?
rescue CI::Queue::Redis::LostMaster
  false
end