Class: PrometheusExporter::Server::DelayedJobCollector

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

Instance Method Summary collapse

Constructor Details

#initialize ⇒ DelayedJobCollector

Returns a new instance of DelayedJobCollector.



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# File 'lib/prometheus_exporter/server/delayed_job_collector.rb', line 5

def initialize
  @delayed_jobs_total = nil
  @delayed_job_duration_seconds = nil
  @delayed_job_latency_seconds_total = nil
  @delayed_jobs_total = nil
  @delayed_failed_jobs_total = nil
  @delayed_jobs_max_attempts_reached_total = nil
  @delayed_job_duration_seconds_summary = nil
  @delayed_job_attempts_summary = nil
  @delayed_jobs_enqueued = nil
  @delayed_jobs_pending = nil
end

Instance Method Details

#collect(obj) ⇒ Object 



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# File 'lib/prometheus_exporter/server/delayed_job_collector.rb', line 22

def collect(obj)
  custom_labels = obj["custom_labels"] || {}
  gauge_labels = { queue_name: obj["queue_name"] }.merge(custom_labels)
  counter_labels = gauge_labels.merge(job_name: obj["name"])

  ensure_delayed_job_metrics
  @delayed_job_duration_seconds.observe(obj["duration"], counter_labels)
  @delayed_job_latency_seconds_total.observe(obj["latency"], counter_labels)
  @delayed_jobs_total.observe(1, counter_labels)
  @delayed_failed_jobs_total.observe(1, counter_labels) if !obj["success"]
  if obj["attempts"] >= obj["max_attempts"]
    @delayed_jobs_max_attempts_reached_total.observe(1, counter_labels)
  end
  @delayed_job_duration_seconds_summary.observe(obj["duration"], counter_labels)
  if obj["success"]
    @delayed_job_duration_seconds_summary.observe(
      obj["duration"],
      counter_labels.merge(status: "success"),
    )
  end
  if !obj["success"]
    @delayed_job_duration_seconds_summary.observe(
      obj["duration"],
      counter_labels.merge(status: "failed"),
    )
  end
  @delayed_job_attempts_summary.observe(obj["attempts"], counter_labels) if obj["success"]
  @delayed_jobs_enqueued.observe(obj["enqueued"], gauge_labels)
  @delayed_jobs_pending.observe(obj["pending"], gauge_labels)
end

#metrics ⇒ Object 



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# File 'lib/prometheus_exporter/server/delayed_job_collector.rb', line 53

def metrics
  if @delayed_jobs_total
    [
      @delayed_job_duration_seconds,
      @delayed_job_latency_seconds_total,
      @delayed_jobs_total,
      @delayed_failed_jobs_total,
      @delayed_jobs_max_attempts_reached_total,
      @delayed_job_duration_seconds_summary,
      @delayed_job_attempts_summary,
      @delayed_jobs_enqueued,
      @delayed_jobs_pending,
    ]
  else
    []
  end
end

#type ⇒ Object 



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

def type
  "delayed_job"
end