55 lines
1.4 KiB
Ruby
55 lines
1.4 KiB
Ruby
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# frozen_string_literal: true
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module Clusters
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module AgentTokens
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class TrackUsageService
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# The `UPDATE_USED_COLUMN_EVERY` defines how often the token DB entry can be updated
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UPDATE_USED_COLUMN_EVERY = (40.minutes..55.minutes).freeze
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delegate :agent, to: :token
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def initialize(token)
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@token = token
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end
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def execute
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track_values = { last_used_at: Time.current.utc }
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token.cache_attributes(track_values)
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if can_update_track_values?
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log_activity_event!(track_values[:last_used_at]) unless agent.connected?
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# Use update_column so updated_at is skipped
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token.update_columns(track_values)
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end
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end
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private
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attr_reader :token
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def can_update_track_values?
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# Use a random threshold to prevent beating DB updates.
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last_used_at_max_age = Random.rand(UPDATE_USED_COLUMN_EVERY)
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real_last_used_at = token.read_attribute(:last_used_at)
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# Handle too many updates from high token traffic
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real_last_used_at.nil? ||
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(Time.current - real_last_used_at) >= last_used_at_max_age
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end
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def log_activity_event!(recorded_at)
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Clusters::Agents::CreateActivityEventService.new(
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agent,
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kind: :agent_connected,
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level: :info,
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recorded_at: recorded_at,
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agent_token: token
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).execute
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end
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end
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end
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end
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