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module Gitlab::Throttle
def self.settings
Gitlab::CurrentSettings.current_application_settings
end
def self.protected_paths_enabled?
!self.omnibus_protected_paths_present? &&
self.settings.throttle_protected_paths_enabled?
end
def self.omnibus_protected_paths_present?
Rack::Attack.throttles.key?('protected paths')
end
def self.unauthenticated_options
limit_proc = proc { |req| settings.throttle_unauthenticated_requests_per_period }
period_proc = proc { |req| settings.throttle_unauthenticated_period_in_seconds.seconds }
{ limit: limit_proc, period: period_proc }
end
def self.authenticated_api_options
limit_proc = proc { |req| settings.throttle_authenticated_api_requests_per_period }
period_proc = proc { |req| settings.throttle_authenticated_api_period_in_seconds.seconds }
{ limit: limit_proc, period: period_proc }
end
def self.authenticated_web_options
limit_proc = proc { |req| settings.throttle_authenticated_web_requests_per_period }
period_proc = proc { |req| settings.throttle_authenticated_web_period_in_seconds.seconds }
{ limit: limit_proc, period: period_proc }
end
def self.protected_paths_options
limit_proc = proc { |req| settings.throttle_protected_paths_requests_per_period }
period_proc = proc { |req| settings.throttle_protected_paths_period_in_seconds.seconds }
{ limit: limit_proc, period: period_proc }
end
end
class Rack::Attack
throttle('throttle_unauthenticated', Gitlab::Throttle.unauthenticated_options) do |req|
Gitlab::Throttle.settings.throttle_unauthenticated_enabled &&
req.unauthenticated? &&
!req.should_be_skipped? &&
req.ip
end
throttle('throttle_authenticated_api', Gitlab::Throttle.authenticated_api_options) do |req|
Gitlab::Throttle.settings.throttle_authenticated_api_enabled &&
req.api_request? &&
req.authenticated_user_id([:api])
end
throttle('throttle_authenticated_web', Gitlab::Throttle.authenticated_web_options) do |req|
Gitlab::Throttle.settings.throttle_authenticated_web_enabled &&
req.web_request? &&
req.authenticated_user_id([:api, :rss, :ics])
end
throttle('throttle_unauthenticated_protected_paths', Gitlab::Throttle.protected_paths_options) do |req|
Gitlab::Throttle.protected_paths_enabled? &&
req.unauthenticated? &&
!req.should_be_skipped? &&
req.protected_path? &&
req.ip
end
throttle('throttle_authenticated_protected_paths_api', Gitlab::Throttle.protected_paths_options) do |req|
Gitlab::Throttle.protected_paths_enabled? &&
req.api_request? &&
req.protected_path? &&
req.authenticated_user_id([:api])
end
throttle('throttle_authenticated_protected_paths_web', Gitlab::Throttle.protected_paths_options) do |req|
Gitlab::Throttle.protected_paths_enabled? &&
req.web_request? &&
req.protected_path? &&
req.authenticated_user_id([:api, :rss, :ics])
end
class Request
def unauthenticated?
!authenticated_user_id([:api, :rss, :ics])
end
def authenticated_user_id(request_formats)
Gitlab::Auth::RequestAuthenticator.new(self).user(request_formats)&.id
end
def api_request?
path.start_with?('/api')
end
def api_internal_request?
path =~ %r{^/api/v\d+/internal/}
end
def should_be_skipped?
api_internal_request?
end
def web_request?
!api_request?
end
def protected_path?
!protected_path_regex.nil?
end
def protected_path_regex
path =~ protected_paths_regex
end
private
def protected_paths
Gitlab::CurrentSettings.current_application_settings.protected_paths
end
def protected_paths_regex
Regexp.union(protected_paths.map { |path| /\A#{Regexp.escape(path)}/ })
end
end
end
::Rack::Attack::Request.prepend_if_ee('::EE::Gitlab::Rack::Attack::Request')
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