66 lines
1.7 KiB
Ruby
66 lines
1.7 KiB
Ruby
# frozen_string_literal: true
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module Gitlab
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module Memory
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class Watchdog
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class Configuration
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class MonitorStack
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def initialize
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@monitors = []
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end
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def push(monitor_class, *args, **kwargs, &block)
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remove(monitor_class)
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@monitors.push(build_monitor_state(monitor_class, *args, **kwargs, &block))
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end
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def call_each
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@monitors.each do |monitor|
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yield monitor.call
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end
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end
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private
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def remove(monitor_class)
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@monitors.delete_if { |monitor| monitor.monitor_class == monitor_class }
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end
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def build_monitor_state(monitor_class, *args, max_strikes:, **kwargs, &block)
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monitor = build_monitor(monitor_class, *args, **kwargs, &block)
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Gitlab::Memory::Watchdog::MonitorState.new(monitor, max_strikes: max_strikes)
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end
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def build_monitor(monitor_class, *args, **kwargs, &block)
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monitor_class.new(*args, **kwargs, &block)
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end
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end
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DEFAULT_SLEEP_TIME_SECONDS = 60
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attr_writer :logger, :handler, :sleep_time_seconds
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def monitors
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@monitor_stack ||= MonitorStack.new
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yield @monitor_stack if block_given?
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@monitor_stack
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end
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def handler
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@handler ||= NullHandler.instance
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end
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def logger
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@logger ||= Gitlab::Logger.new($stdout)
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end
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# Used to control the frequency with which the watchdog will wake up and poll the GC.
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def sleep_time_seconds
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@sleep_time_seconds ||= DEFAULT_SLEEP_TIME_SECONDS
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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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