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# frozen_string_literal: true
class NullifyFeatureFlagPlaintextTokens < ActiveRecord::Migration[5.2]
DOWNTIME = false
class FeatureFlagsClient < ActiveRecord::Base
include EachBatch
self.table_name = 'operations_feature_flags_clients'
scope :with_encrypted_token, -> { where.not(token_encrypted: nil) }
scope :with_plaintext_token, -> { where.not(token: nil) }
scope :without_plaintext_token, -> { where(token: nil) }
end
disable_ddl_transaction!
def up
return unless Gitlab.ee?
# 7357 records to be updated on GitLab.com
FeatureFlagsClient.with_encrypted_token.with_plaintext_token.each_batch do |relation|
relation.update_all(token: nil)
end
end
def down
return unless Gitlab.ee?
# There is no way to restore only the tokens that were NULLifyed in the `up`
# but we can do is to restore _all_ of them in case it is needed.
say_with_time('Decrypting tokens from operations_feature_flags_clients') do
FeatureFlagsClient.with_encrypted_token.without_plaintext_token.find_each do |feature_flags_client|
token = Gitlab::CryptoHelper.aes256_gcm_decrypt(feature_flags_client.token_encrypted)
feature_flags_client.update_column(:token, token)
end
end
end
end
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