50 lines
1.5 KiB
Ruby
50 lines
1.5 KiB
Ruby
# frozen_string_literal: true
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module Gitlab
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module MailRoom
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class Authenticator
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include JwtAuthenticatable
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SecretConfigurationError = Class.new(StandardError)
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# Only allow token generated within the last 5 minutes
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EXPIRATION = 5.minutes
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class << self
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def verify_api_request(request_headers, mailbox_type)
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mailbox_type = mailbox_type.to_sym
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return false if enabled_configs[mailbox_type].blank?
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decode_jwt(
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request_headers[Gitlab::MailRoom::INTERNAL_API_REQUEST_HEADER],
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secret(mailbox_type),
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issuer: Gitlab::MailRoom::INTERNAL_API_REQUEST_JWT_ISSUER,
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iat_after: Time.current - EXPIRATION
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)
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rescue JWT::DecodeError => e
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::Gitlab::AppLogger.warn("Fail to decode MailRoom JWT token: #{e.message}") if Rails.env.development?
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false
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end
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def secret(mailbox_type)
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strong_memoize("jwt_secret_#{mailbox_type}".to_sym) do
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secret_path = enabled_configs[mailbox_type][:secret_file]
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raise SecretConfigurationError, "#{mailbox_type}'s secret_file configuration is missing" if secret_path.blank?
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begin
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read_secret(secret_path)
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rescue StandardError => e
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raise SecretConfigurationError, "Fail to read #{mailbox_type}'s secret: #{e.message}"
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end
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end
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end
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def enabled_configs
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Gitlab::MailRoom.enabled_configs
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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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