70 lines
2.3 KiB
Ruby
70 lines
2.3 KiB
Ruby
# frozen_string_literal: true
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module Gitlab
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module BackgroundMigration
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# Populates "static_object_token_encrypted" field with encrypted versions
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# of values from "static_object_token" field
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class EncryptStaticObjectToken
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# rubocop:disable Style/Documentation
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class User < ActiveRecord::Base
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include ::EachBatch
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self.table_name = 'users'
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scope :with_static_object_token, -> { where.not(static_object_token: nil) }
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scope :without_static_object_token_encrypted, -> { where(static_object_token_encrypted: nil) }
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end
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# rubocop:enable Style/Documentation
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BATCH_SIZE = 100
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def perform(start_id, end_id)
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ranged_query = User
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.where(id: start_id..end_id)
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.with_static_object_token
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.without_static_object_token_encrypted
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ranged_query.each_batch(of: BATCH_SIZE) do |sub_batch|
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first, last = sub_batch.pick(Arel.sql('min(id), max(id)'))
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batch_query = User.unscoped
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.where(id: first..last)
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.with_static_object_token
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.without_static_object_token_encrypted
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user_tokens = batch_query.pluck(:id, :static_object_token)
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user_encrypted_tokens = user_tokens.map do |(id, plaintext_token)|
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next if plaintext_token.blank?
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[id, Gitlab::CryptoHelper.aes256_gcm_encrypt(plaintext_token)]
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end
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encrypted_tokens_sql = user_encrypted_tokens.compact.map { |(id, token)| "(#{id}, '#{token}')" }.join(',')
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if user_encrypted_tokens.present?
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User.connection.execute(<<~SQL)
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WITH cte(cte_id, cte_token) AS #{::Gitlab::Database::AsWithMaterialized.materialized_if_supported} (
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SELECT *
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FROM (VALUES #{encrypted_tokens_sql}) AS t (id, token)
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)
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UPDATE #{User.table_name}
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SET static_object_token_encrypted = cte_token
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FROM cte
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WHERE cte_id = id
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SQL
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end
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end
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mark_job_as_succeeded(start_id, end_id)
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end
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private
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def mark_job_as_succeeded(*arguments)
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Gitlab::Database::BackgroundMigrationJob.mark_all_as_succeeded(
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self.class.name.demodulize,
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arguments
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)
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end
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end
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end
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end
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