Module: Datadog::AppSec::Contrib::GraphQL::Reactive::Multiplex

Defined in:
lib/datadog/appsec/contrib/graphql/reactive/multiplex.rb

Overview

Dispatch data from a GraphQL resolve query to the WAF context

Class Method Summary collapse

Class Method Details

.publish(op, gateway_multiplex) ⇒ Object 



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# File 'lib/datadog/appsec/contrib/graphql/reactive/multiplex.rb', line 15

def self.publish(op, gateway_multiplex)
  catch(:block) do
    op.publish('graphql.server.all_resolvers', gateway_multiplex.arguments)

    nil
  end
end

.subscribe(op, waf_context) ⇒ Object 



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# File 'lib/datadog/appsec/contrib/graphql/reactive/multiplex.rb', line 23

def self.subscribe(op, waf_context)
  op.subscribe(*ADDRESSES) do |*values|
    Datadog.logger.debug { "reacted to #{ADDRESSES.inspect}: #{values.inspect}" }
    arguments = values[0]

    persistent_data = {
      'graphql.server.all_resolvers' => arguments
    }

    waf_timeout = Datadog.configuration.appsec.waf_timeout
    result = waf_context.run(persistent_data, {}, waf_timeout)

    next if result.status != :match

    yield result
    throw(:block, true) unless result.actions.empty?
  end
end