Module: Legion::Extensions::Metering::Runners::Metering

Extended by:
Metering
Included in:
Metering
Defined in:
lib/legion/extensions/metering/runners/metering.rb

Constant Summary collapse

PERIOD_DAYS = 
{ 'daily' => 1, 'weekly' => 7, 'monthly' => 30 }.freeze

Instance Method Summary collapse

Instance Method Details

#cleanup_old_records(retention_days: 90) ⇒ Object 



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# File 'lib/legion/extensions/metering/runners/metering.rb', line 90

def cleanup_old_records(retention_days: 90, **)
  return { purged: 0, retention_days: retention_days, cutoff: nil } unless defined?(Legion::Data) && Legion::Data.connection

  cutoff = Time.now.utc - (retention_days * 86_400)
  count = Legion::Data.connection[:metering_records].where { recorded_at < cutoff }.delete
  log.info("[metering] cleanup: purged=#{count} retention_days=#{retention_days} cutoff=#{cutoff}")
  { purged: count, retention_days: retention_days, cutoff: cutoff }
end

#record(worker_id: nil, task_id: nil, provider: nil, model_id: nil, input_tokens: 0, output_tokens: 0, thinking_tokens: 0, input_context_bytes: 0, latency_ms: 0, routing_reason: nil, wall_clock_ms: 0, cpu_time_ms: 0, external_api_calls: 0, cost_usd: 0.0, status: nil, event_type: nil, extension: nil, runner_function: nil) ⇒ Object

rubocop:disable Metrics/ParameterLists



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# File 'lib/legion/extensions/metering/runners/metering.rb', line 12

def record(worker_id: nil, task_id: nil, provider: nil, model_id: nil, # rubocop:disable Metrics/ParameterLists
           input_tokens: 0, output_tokens: 0, thinking_tokens: 0,
           input_context_bytes: 0, latency_ms: 0, routing_reason: nil,
           wall_clock_ms: 0, cpu_time_ms: 0, external_api_calls: 0,
           cost_usd: 0.0, status: nil, event_type: nil,
           extension: nil, runner_function: nil, **)
  record = {
    worker_id:           worker_id,
    task_id:             task_id,
    provider:            provider,
    model_id:            model_id,
    input_tokens:        input_tokens,
    output_tokens:       output_tokens,
    thinking_tokens:     thinking_tokens,
    total_tokens:        input_tokens + output_tokens + thinking_tokens,
    input_context_bytes: input_context_bytes,
    latency_ms:          latency_ms,
    wall_clock_ms:       wall_clock_ms,
    cpu_time_ms:         cpu_time_ms,
    external_api_calls:  external_api_calls,
    routing_reason:      routing_reason,
    cost_usd:            cost_usd.to_f,
    status:              status,
    event_type:          event_type,
    extension:           extension,
    runner_function:     runner_function,
    recorded_at:         Time.now.utc
  }

  log.debug("[metering] recorded: provider=#{provider} model=#{model_id} " \
            "tokens=#{record[:total_tokens]} latency=#{latency_ms}ms wall_clock=#{wall_clock_ms}ms")
  record
end

#routing_stats(worker_id: nil) ⇒ Object 



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# File 'lib/legion/extensions/metering/runners/metering.rb', line 78

def routing_stats(worker_id: nil, **)
  ds = Legion::Data.connection[:metering_records]
  ds = ds.where(worker_id: worker_id) if worker_id

  {
    by_routing_reason:       ds.group_and_count(:routing_reason).all,
    by_provider:             ds.group_and_count(:provider).all,
    by_model:                ds.group_and_count(:model_id).all,
    avg_latency_by_provider: ds.group(:provider).select_append { avg(latency_ms).as(avg_latency) }.all
  }
end

#team_costs(team:, period: 'daily') ⇒ Object 



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# File 'lib/legion/extensions/metering/runners/metering.rb', line 64

def team_costs(team:, period: 'daily', **)
  workers = Legion::Data::Model::DigitalWorker.where(team: team).select_map(:worker_id)
  ds = Legion::Data.connection[:metering_records].where(worker_id: workers)

  {
    team:         team,
    period:       period,
    worker_count: workers.size,
    total_tokens: ds.sum(:total_tokens) || 0,
    total_calls:  ds.count,
    by_worker:    ds.group_and_count(:worker_id).all
  }
end

#worker_costs(worker_id:, period: 'daily') ⇒ Object 



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# File 'lib/legion/extensions/metering/runners/metering.rb', line 46

def worker_costs(worker_id:, period: 'daily', **)
  ds = Legion::Data.connection[:metering_records].where(worker_id: worker_id)
  ds = apply_period_filter(ds, period)

  {
    worker_id:       worker_id,
    period:          period,
    total_tokens:    ds.sum(:total_tokens) || 0,
    input_tokens:    ds.sum(:input_tokens) || 0,
    output_tokens:   ds.sum(:output_tokens) || 0,
    thinking_tokens: ds.sum(:thinking_tokens) || 0,
    total_calls:     ds.count,
    avg_latency_ms:  ds.avg(:latency_ms)&.round(1) || 0,
    by_provider:     ds.group_and_count(:provider).all,
    by_model:        ds.group_and_count(:model_id).all
  }
end