Class: Anomonitor::Digester

Inherits:
Object
  • Object
show all
Defined in:
lib/anomonitor/digester.rb

Overview

Batches anomaly.detected notifications into a single anomaly.digest payload.

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(notifier: nil) ⇒ Digester

Returns a new instance of Digester.



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# File 'lib/anomonitor/digester.rb', line 14

def initialize(notifier: nil)
  @notifier = notifier || Anomonitor.config.build_notifier
end

Class Method Details

.flush_if_due!(notifier: nil) ⇒ Object 



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# File 'lib/anomonitor/digester.rb', line 10

def self.flush_if_due!(notifier: nil)
  new(notifier: notifier).flush_if_due!
end

.record(anomaly) ⇒ Object 



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# File 'lib/anomonitor/digester.rb', line 6

def self.record(anomaly)
  new.record(anomaly)
end

Instance Method Details

#flush! ⇒ Object 



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# File 'lib/anomonitor/digester.rb', line 36

def flush!
  queued = Anomonitor::Anomaly.where(webhook_status: "queued").order(:created_at).limit(100).to_a
  return 0 if queued.empty?

  path = Anomonitor.config.dashboard_path.to_s.sub(%r{/+\z}, "")
  base = Anomonitor.config.dashboard_base_url.to_s.strip.sub(%r{/+\z}, "")
  dash = base.empty? ? "#{path}/anomalies" : "#{base}#{path}/anomalies"

  payload = {
    gem: "anomonitor",
    event: Notifiers::DIGEST,
    count: queued.size,
    dashboard_url: dash,
    anomalies: queued.map { |a| Notifiers.payload(a, event: Notifiers::DETECTED) }
  }

  delivered = deliver_digest(payload)
  queued.each do |anomaly|
    anomaly.update!(
      webhook_status: delivered ? "delivered" : "failed",
      webhook_delivered_at: delivered ? Time.current : nil
    )
  end
  Anomonitor.config.digest_last_flushed_at = Time.current
  queued.size
rescue StandardError => e
  Anomonitor.logger.warn("[Anomonitor] Digester flush failed: #{e.message}")
  0
end

#flush_if_due! ⇒ Object 



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# File 'lib/anomonitor/digester.rb', line 26

def flush_if_due!
  interval = Anomonitor.config.digest_interval.to_i
  return 0 if interval <= 0

  last = Anomonitor.config.digest_last_flushed_at
  return 0 if last && Time.current - last < interval

  flush!
end

#record(anomaly) ⇒ Object 



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# File 'lib/anomonitor/digester.rb', line 18

def record(anomaly)
  anomaly.update!(webhook_status: "queued")
  true
rescue StandardError => e
  Anomonitor.logger.warn("[Anomonitor] Digester record failed: #{e.message}")
  false
end