Change rate limits for various paths (#14253)

- Rate limit login attempts by target account
- Rate limit password resets and e-mail re-confirmations by target account
- Rate limit sign-up/login attempts, password resets, and e-mail re-confirmations by IP like before
This commit is contained in:
Eugen Rochko 2020-07-07 15:26:39 +02:00 committed by GitHub
parent 844870273f
commit 81a3db1564
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2 changed files with 27 additions and 11 deletions

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@ -38,15 +38,6 @@ class Rack::Attack
end end
end end
PROTECTED_PATHS = %w(
/auth/sign_in
/auth
/auth/password
/auth/confirmation
).freeze
PROTECTED_PATHS_REGEX = Regexp.union(PROTECTED_PATHS.map { |path| /\A#{Regexp.escape(path)}/ })
Rack::Attack.safelist('allow from localhost') do |req| Rack::Attack.safelist('allow from localhost') do |req|
req.remote_ip == '127.0.0.1' || req.remote_ip == '::1' req.remote_ip == '127.0.0.1' || req.remote_ip == '::1'
end end
@ -86,8 +77,32 @@ class Rack::Attack
req.authenticated_user_id if (req.post? && req.path =~ API_DELETE_REBLOG_REGEX) || (req.delete? && req.path =~ API_DELETE_STATUS_REGEX) req.authenticated_user_id if (req.post? && req.path =~ API_DELETE_REBLOG_REGEX) || (req.delete? && req.path =~ API_DELETE_STATUS_REGEX)
end end
throttle('protected_paths', limit: 25, period: 5.minutes) do |req| throttle('throttle_sign_up_attempts/ip', limit: 25, period: 5.minutes) do |req|
req.remote_ip if req.post? && req.path =~ PROTECTED_PATHS_REGEX req.remote_ip if req.post? && req.path == '/auth'
end
throttle('throttle_password_resets/ip', limit: 25, period: 5.minutes) do |req|
req.remote_ip if req.post? && req.path == '/auth/password'
end
throttle('throttle_password_resets/email', limit: 5, period: 30.minutes) do |req|
req.params.dig('user', 'email').presence if req.post? && req.path == '/auth/password'
end
throttle('throttle_email_confirmations/ip', limit: 25, period: 5.minutes) do |req|
req.remote_ip if req.post? && req.path == '/auth/confirmation'
end
throttle('throttle_email_confirmations/email', limit: 5, period: 30.minutes) do |req|
req.params.dig('user', 'email').presence if req.post? && req.path == '/auth/password'
end
throttle('throttle_login_attempts/ip', limit: 25, period: 5.minutes) do |req|
req.remote_ip if req.post? && req.path == '/auth/sign_in'
end
throttle('throttle_login_attempts/email', limit: 25, period: 1.hour) do |req|
req.session[:attempt_user_id] || req.params.dig('user', 'email').presence if req.post? && req.path == '/auth/sign_in'
end end
self.throttled_response = lambda do |env| self.throttled_response = lambda do |env|

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@ -2,5 +2,6 @@ ActiveSupport::Notifications.subscribe(/rack_attack/) do |_name, _start, _finish
req = payload[:request] req = payload[:request]
next unless [:throttle, :blacklist].include? req.env['rack.attack.match_type'] next unless [:throttle, :blacklist].include? req.env['rack.attack.match_type']
Rails.logger.info("Rate limit hit (#{req.env['rack.attack.match_type']}): #{req.ip} #{req.request_method} #{req.fullpath}") Rails.logger.info("Rate limit hit (#{req.env['rack.attack.match_type']}): #{req.ip} #{req.request_method} #{req.fullpath}")
end end