136 lines
3.6 KiB
Ruby
136 lines
3.6 KiB
Ruby
# frozen_string_literal: true
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module Gitlab
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module Ci
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module Pipeline
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class Logger
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include ::Gitlab::Utils::StrongMemoize
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def self.current_monotonic_time
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::Gitlab::Metrics::System.monotonic_time
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end
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def initialize(project:, destination: Gitlab::AppJsonLogger)
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@started_at = current_monotonic_time
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@project = project
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@destination = destination
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@log_conditions = []
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yield(self) if block_given?
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end
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def log_when(&block)
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log_conditions.push(block)
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end
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def instrument(operation)
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return yield unless enabled?
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raise ArgumentError, 'block not given' unless block_given?
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op_started_at = current_monotonic_time
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result = yield
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observe("#{operation}_duration_s", current_monotonic_time - op_started_at)
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result
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end
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def instrument_with_sql(operation, &block)
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op_start_db_counters = current_db_counter_payload
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result = instrument(operation, &block)
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observe_sql_counters(operation, op_start_db_counters, current_db_counter_payload)
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result
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end
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def observe(operation, value)
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return unless enabled?
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observations[operation.to_s].push(value)
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end
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def commit(pipeline:, caller:)
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return unless log?
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attributes = {
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class: self.class.name.to_s,
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pipeline_creation_caller: caller,
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project_id: project&.id, # project is not available when called from `/ci/lint`
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pipeline_persisted: pipeline.persisted?,
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pipeline_source: pipeline.source,
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pipeline_creation_service_duration_s: age
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}
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if pipeline.persisted?
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attributes[:pipeline_builds_tags_count] = pipeline.tags_count
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attributes[:pipeline_builds_distinct_tags_count] = pipeline.distinct_tags_count
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attributes[:pipeline_id] = pipeline.id
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end
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attributes.compact!
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attributes.stringify_keys!
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attributes.merge!(observations_hash)
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destination.info(attributes)
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end
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def observations_hash
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observations.transform_values do |values|
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next if values.empty?
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{
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'count' => values.size,
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'min' => values.min,
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'max' => values.max,
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'avg' => values.sum / values.size
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}
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end.compact
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end
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private
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attr_reader :project, :destination, :started_at, :log_conditions
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delegate :current_monotonic_time, to: :class
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def age
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current_monotonic_time - started_at
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end
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def log?
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return false unless enabled?
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return true if log_conditions.empty?
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log_conditions.any? { |cond| cond.call(observations) }
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end
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def enabled?
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strong_memoize(:enabled) do
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::Feature.enabled?(:ci_pipeline_creation_logger, project, type: :ops)
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end
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end
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def observations
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@observations ||= Hash.new { |hash, key| hash[key] = [] }
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end
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def observe_sql_counters(operation, start_db_counters, end_db_counters)
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end_db_counters.each do |key, value|
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result = value - start_db_counters.fetch(key, 0)
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next if result == 0
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observe("#{operation}_#{key}", result)
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end
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end
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def current_db_counter_payload
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::Gitlab::Metrics::Subscribers::ActiveRecord.db_counter_payload
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end
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end
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end
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end
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end
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