125 lines
2.9 KiB
Ruby
125 lines
2.9 KiB
Ruby
# frozen_string_literal: true
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module Gitlab
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module Database
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module Transaction
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class Context
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attr_reader :context
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LOG_DEPTH_THRESHOLD = 8
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LOG_SAVEPOINTS_THRESHOLD = 32
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LOG_DURATION_S_THRESHOLD = 300
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LOG_THROTTLE_DURATION = 1
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def initialize
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@context = {}
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end
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def set_start_time
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@context[:start_time] = current_timestamp
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end
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def increment_savepoints
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@context[:savepoints] = @context[:savepoints].to_i + 1
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end
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def increment_rollbacks
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@context[:rollbacks] = @context[:rollbacks].to_i + 1
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end
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def increment_releases
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@context[:releases] = @context[:releases].to_i + 1
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end
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def set_depth(depth)
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@context[:depth] = [@context[:depth].to_i, depth].max
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end
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def track_sql(sql)
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(@context[:queries] ||= []).push(sql)
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end
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def duration
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return unless @context[:start_time].present?
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current_timestamp - @context[:start_time]
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end
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def depth_threshold_exceeded?
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@context[:depth].to_i > LOG_DEPTH_THRESHOLD
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end
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def savepoints_threshold_exceeded?
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@context[:savepoints].to_i > LOG_SAVEPOINTS_THRESHOLD
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end
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def duration_threshold_exceeded?
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duration.to_i > LOG_DURATION_S_THRESHOLD
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end
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def log_savepoints?
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depth_threshold_exceeded? || savepoints_threshold_exceeded?
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end
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def log_duration?
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duration_threshold_exceeded?
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end
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def should_log?
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!logged_already? && (log_savepoints? || log_duration?)
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end
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def commit
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log(:commit)
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end
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def rollback
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log(:rollback)
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end
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private
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def queries
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@context[:queries].to_a.join("\n")
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end
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def current_timestamp
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::Gitlab::Metrics::System.monotonic_time
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end
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def logged_already?
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return false if @context[:last_log_timestamp].nil?
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(current_timestamp - @context[:last_log_timestamp].to_i) < LOG_THROTTLE_DURATION
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end
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def set_last_log_timestamp
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@context[:last_log_timestamp] = current_timestamp
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end
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def log(operation)
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return unless should_log?
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set_last_log_timestamp
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attributes = {
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class: self.class.name,
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result: operation,
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duration_s: duration,
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depth: @context[:depth].to_i,
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savepoints_count: @context[:savepoints].to_i,
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rollbacks_count: @context[:rollbacks].to_i,
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releases_count: @context[:releases].to_i,
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sql: queries
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}
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application_info(attributes)
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end
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def application_info(attributes)
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Gitlab::AppJsonLogger.info(attributes)
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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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