Class: PrometheusExporter::Server::SidekiqStatsCollector

Inherits:
TypeCollector
  • Object
show all
Defined in:
lib/prometheus_exporter/server/sidekiq_stats_collector.rb

Constant Summary collapse

MAX_METRIC_AGE = 
60
SIDEKIQ_STATS_GAUGES = 
{
  "dead_size" => "Size of dead the queue",
  "enqueued" => "Number of enqueued jobs",
  "failed" => "Number of failed jobs",
  "processed" => "Total number of processed jobs",
  "processes_size" => "Number of processes",
  "retry_size" => "Size of the retries queue",
  "scheduled_size" => "Size of the scheduled queue",
  "workers_size" => "Number of jobs actively being processed",
}.freeze

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ SidekiqStatsCollector

Returns a new instance of SidekiqStatsCollector.



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# File 'lib/prometheus_exporter/server/sidekiq_stats_collector.rb', line 20

def initialize
  @sidekiq_metrics = MetricsContainer.new(ttl: MAX_METRIC_AGE)
  @gauges = {}
end

Instance Attribute Details

#gauges ⇒ Object (readonly)

Returns the value of attribute gauges.



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# File 'lib/prometheus_exporter/server/sidekiq_stats_collector.rb', line 18

def gauges
  @gauges
end

#sidekiq_metrics ⇒ Object (readonly)

Returns the value of attribute sidekiq_metrics.



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# File 'lib/prometheus_exporter/server/sidekiq_stats_collector.rb', line 18

def sidekiq_metrics
  @sidekiq_metrics
end

Instance Method Details

#collect(object) ⇒ Object 



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# File 'lib/prometheus_exporter/server/sidekiq_stats_collector.rb', line 45

def collect(object)
  @sidekiq_metrics << object
end

#metrics ⇒ Object 



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# File 'lib/prometheus_exporter/server/sidekiq_stats_collector.rb', line 29

def metrics
  SIDEKIQ_STATS_GAUGES.each_key { |name| gauges[name]&.reset! }

  sidekiq_metrics.map do |metric|
    SIDEKIQ_STATS_GAUGES.map do |name, help|
      if (value = metric["stats"][name])
        gauge =
          gauges[name] ||= PrometheusExporter::Metric::Gauge.new("sidekiq_stats_#{name}", help)
        gauge.observe(value)
      end
    end
  end

  gauges.values
end

#type ⇒ Object 



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# File 'lib/prometheus_exporter/server/sidekiq_stats_collector.rb', line 25

def type
  "sidekiq_stats"
end