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Contents
# encoding: utf-8
# This file is distributed under New Relic's license terms.
# See https://github.com/newrelic/rpm/blob/master/LICENSE for complete details.
require 'new_relic/agent/event_listener'
require 'new_relic/rack/agent_middleware'
require 'new_relic/agent/instrumentation/middleware_proxy'
module NewRelic::Rack
# This middleware is used by the agent internally, and is usually injected
# automatically into the middleware chain. If automatic injection is not
# working, you may manually use it in your middleware chain instead.
#
# @api public
#
class AgentHooks < AgentMiddleware
FIRED_FORMATS = {
:before_call => "newrelic.agent_hooks_before_fired",
:after_call => "newrelic.agent_hooks_after_fired"
}
# method required by Rack interface
# [status, headers, response]
def traced_call(env)
notify(:before_call, env)
result = @app.call(env)
notify(:after_call, env, result)
result
end
def notify(event, env, *args)
key = FIRED_FORMATS[event]
events.notify(event, *([env] + args)) unless env[key]
env[key] = true
end
def events
NewRelic::Agent.instance.events
end
end
end
Version data entries
8 entries across 8 versions & 1 rubygems