56 lines
1.4 KiB
Ruby
56 lines
1.4 KiB
Ruby
# rubocop:disable Naming/FileName
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# frozen_string_literal: true
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module Gitlab
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module Redis
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class HLL
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BATCH_SIZE = 300
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KEY_REGEX = %r{\A(\w|-|:)*\{\w*\}(\w|-|:)*\z}.freeze
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KeyFormatError = Class.new(StandardError)
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def self.count(params)
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self.new.count(**params)
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end
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def self.add(params)
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self.new.add(**params)
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end
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def count(keys:)
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Gitlab::Redis::SharedState.with do |redis|
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redis.pfcount(*keys)
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end
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end
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# Check a basic format for the Redis key in order to ensure the keys are in the same hash slot
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#
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# Examples of keys
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# project:{1}:set_a
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# project:{1}:set_b
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# project:{2}:set_c
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# 2020-216-{project_action}
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# i_{analytics}_dev_ops_score-2020-32
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def add(key:, value:, expiry:)
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validate_key!(key)
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Gitlab::Redis::SharedState.with do |redis|
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redis.multi do |multi|
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Array.wrap(value).each_slice(BATCH_SIZE) { |batch| multi.pfadd(key, batch) }
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multi.expire(key, expiry)
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end
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end
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end
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private
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def validate_key!(key)
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return if KEY_REGEX.match?(key)
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raise KeyFormatError, "Invalid key format. #{key} key should have changeable parts in curly braces. See https://docs.gitlab.com/ee/development/redis.html#multi-key-commands"
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end
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end
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end
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end
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# rubocop:enable Naming/FileName
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