2017-04-18 21:29:14 +01:00
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# frozen_string_literal: true
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2017-12-09 14:12:10 +00:00
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require 'doorkeeper/grape/authorization_decorator'
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2016-03-19 13:57:30 +00:00
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class Rack::Attack
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2017-12-09 13:20:02 +00:00
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class Request
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def authenticated_token
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2023-07-12 09:08:51 +01:00
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return @authenticated_token if defined?(@authenticated_token)
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2017-12-09 13:20:02 +00:00
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2023-07-12 09:08:51 +01:00
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@authenticated_token = Doorkeeper::OAuth::Token.authenticate(
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2017-12-09 13:20:02 +00:00
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Doorkeeper::Grape::AuthorizationDecorator.new(self),
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*Doorkeeper.configuration.access_token_methods
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)
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end
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2019-05-27 20:57:49 +01:00
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def remote_ip
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2024-04-19 21:33:00 +01:00
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@remote_ip ||= (@env['action_dispatch.remote_ip'] || ip).to_s
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2019-05-27 20:57:49 +01:00
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end
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2022-11-14 19:26:31 +00:00
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def throttleable_remote_ip
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@throttleable_remote_ip ||= begin
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ip = IPAddr.new(remote_ip)
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if ip.ipv6?
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ip.mask(64)
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else
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ip
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end
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end.to_s
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end
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2017-12-09 13:20:02 +00:00
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def authenticated_user_id
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2024-05-30 13:56:18 +01:00
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authenticated_token&.resource_owner_id
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2017-12-09 13:20:02 +00:00
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end
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2023-02-01 23:07:49 +00:00
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def authenticated_token_id
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authenticated_token&.id
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end
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2024-05-30 13:14:04 +01:00
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def warden_user_id
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@env['warden']&.user&.id
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end
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2017-12-09 13:20:02 +00:00
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def unauthenticated?
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!authenticated_user_id
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end
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def api_request?
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path.start_with?('/api')
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end
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2022-11-14 19:26:31 +00:00
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def path_matches?(other_path)
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/\A#{Regexp.escape(other_path)}(\..*)?\z/ =~ path
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end
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2017-12-09 13:20:02 +00:00
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def web_request?
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!api_request?
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end
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2019-05-27 20:57:49 +01:00
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def paging_request?
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params['page'].present? || params['min_id'].present? || params['max_id'].present? || params['since_id'].present?
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end
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2017-12-09 13:20:02 +00:00
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end
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2020-10-12 15:33:49 +01:00
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Rack::Attack.blocklist('deny from blocklist') do |req|
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IpBlock.blocked?(req.remote_ip)
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end
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2023-02-01 23:07:49 +00:00
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throttle('throttle_authenticated_api', limit: 1_500, period: 5.minutes) do |req|
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2019-02-14 05:27:54 +00:00
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req.authenticated_user_id if req.api_request?
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2017-04-18 21:29:14 +01:00
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end
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2023-02-01 23:07:49 +00:00
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throttle('throttle_per_token_api', limit: 300, period: 5.minutes) do |req|
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req.authenticated_token_id if req.api_request?
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end
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2019-05-27 20:57:49 +01:00
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throttle('throttle_unauthenticated_api', limit: 300, period: 5.minutes) do |req|
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2022-11-14 19:26:31 +00:00
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req.throttleable_remote_ip if req.api_request? && req.unauthenticated?
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2017-04-18 21:29:14 +01:00
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end
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2019-02-14 05:27:54 +00:00
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throttle('throttle_api_media', limit: 30, period: 30.minutes) do |req|
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2023-06-06 13:50:51 +01:00
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req.authenticated_user_id if req.post? && req.path.match?(%r{\A/api/v\d+/media\z}i)
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2018-05-03 16:32:00 +01:00
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end
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2019-09-13 15:02:52 +01:00
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throttle('throttle_media_proxy', limit: 30, period: 10.minutes) do |req|
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2022-11-14 19:26:31 +00:00
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req.throttleable_remote_ip if req.path.start_with?('/media_proxy')
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2019-04-07 03:26:43 +01:00
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end
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2018-12-24 18:12:38 +00:00
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throttle('throttle_api_sign_up', limit: 5, period: 30.minutes) do |req|
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2022-11-14 19:26:31 +00:00
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req.throttleable_remote_ip if req.post? && req.path == '/api/v1/accounts'
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2019-05-27 20:57:49 +01:00
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end
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throttle('throttle_authenticated_paging', limit: 300, period: 15.minutes) do |req|
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req.authenticated_user_id if req.paging_request?
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end
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throttle('throttle_unauthenticated_paging', limit: 300, period: 15.minutes) do |req|
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2022-11-14 19:26:31 +00:00
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req.throttleable_remote_ip if req.paging_request? && req.unauthenticated?
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2018-12-24 18:12:38 +00:00
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end
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2023-06-06 13:50:51 +01:00
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API_DELETE_REBLOG_REGEX = %r{\A/api/v1/statuses/\d+/unreblog\z}
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API_DELETE_STATUS_REGEX = %r{\A/api/v1/statuses/\d+\z}
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2019-02-14 05:27:54 +00:00
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throttle('throttle_api_delete', limit: 30, period: 30.minutes) do |req|
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2021-01-22 09:09:08 +00:00
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req.authenticated_user_id if (req.post? && req.path.match?(API_DELETE_REBLOG_REGEX)) || (req.delete? && req.path.match?(API_DELETE_STATUS_REGEX))
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2019-02-14 05:27:54 +00:00
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end
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2024-05-29 15:00:05 +01:00
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throttle('throttle_oauth_application_registrations/ip', limit: 5, period: 10.minutes) do |req|
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req.throttleable_remote_ip if req.post? && req.path == '/api/v1/apps'
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end
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2020-07-07 14:26:39 +01:00
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throttle('throttle_sign_up_attempts/ip', limit: 25, period: 5.minutes) do |req|
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2022-11-14 19:26:31 +00:00
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req.throttleable_remote_ip if req.post? && req.path_matches?('/auth')
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2020-07-07 14:26:39 +01:00
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end
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throttle('throttle_password_resets/ip', limit: 25, period: 5.minutes) do |req|
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2022-11-14 19:26:31 +00:00
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req.throttleable_remote_ip if req.post? && req.path_matches?('/auth/password')
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2020-07-07 14:26:39 +01:00
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end
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throttle('throttle_password_resets/email', limit: 5, period: 30.minutes) do |req|
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2022-11-14 19:26:31 +00:00
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req.params.dig('user', 'email').presence if req.post? && req.path_matches?('/auth/password')
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2020-07-07 14:26:39 +01:00
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end
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throttle('throttle_email_confirmations/ip', limit: 25, period: 5.minutes) do |req|
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2022-11-14 19:26:31 +00:00
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req.throttleable_remote_ip if req.post? && (req.path_matches?('/auth/confirmation') || req.path == '/api/v1/emails/confirmations')
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2020-07-07 14:26:39 +01:00
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end
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throttle('throttle_email_confirmations/email', limit: 5, period: 30.minutes) do |req|
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2022-11-14 19:26:31 +00:00
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if req.post? && req.path_matches?('/auth/password')
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2021-03-01 17:39:47 +00:00
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req.params.dig('user', 'email').presence
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elsif req.post? && req.path == '/api/v1/emails/confirmations'
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req.authenticated_user_id
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end
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2020-07-07 14:26:39 +01:00
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end
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throttle('throttle_login_attempts/ip', limit: 25, period: 5.minutes) do |req|
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2022-11-14 19:26:31 +00:00
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req.throttleable_remote_ip if req.post? && req.path_matches?('/auth/sign_in')
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2020-07-07 14:26:39 +01:00
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end
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throttle('throttle_login_attempts/email', limit: 25, period: 1.hour) do |req|
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2022-11-14 19:26:31 +00:00
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req.session[:attempt_user_id] || req.params.dig('user', 'email').presence if req.post? && req.path_matches?('/auth/sign_in')
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2016-09-24 12:53:54 +01:00
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end
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2024-05-30 13:14:04 +01:00
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throttle('throttle_password_change/account', limit: 10, period: 10.minutes) do |req|
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2024-08-09 15:48:05 +01:00
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req.warden_user_id if (req.put? || req.patch?) && (req.path_matches?('/auth') || req.path_matches?('/auth/password'))
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2024-05-30 13:14:04 +01:00
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end
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2022-03-12 08:23:53 +00:00
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self.throttled_responder = lambda do |request|
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2016-10-22 18:38:47 +01:00
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now = Time.now.utc
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2022-03-12 08:23:53 +00:00
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match_data = request.env['rack.attack.match_data']
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2016-10-22 18:38:47 +01:00
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headers = {
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2023-10-03 14:24:12 +01:00
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'Content-Type' => 'application/json',
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'X-RateLimit-Limit' => match_data[:limit].to_s,
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2016-10-22 18:38:47 +01:00
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'X-RateLimit-Remaining' => '0',
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2023-10-03 14:24:12 +01:00
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'X-RateLimit-Reset' => (now + (match_data[:period] - (now.to_i % match_data[:period]))).iso8601(6),
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2016-10-22 18:38:47 +01:00
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}
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2017-05-03 22:36:19 +01:00
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[429, headers, [{ error: I18n.t('errors.429') }.to_json]]
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2016-03-25 13:12:24 +00:00
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end
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2016-03-19 13:57:30 +00:00
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end
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