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Contents
# This file is distributed under New Relic's license terms.
# See https://github.com/newrelic/newrelic-ruby-agent/blob/main/LICENSE for complete details.
# frozen_string_literal: true
module NewRelic
module Agent
class SyntheticsMonitor < InboundRequestMonitor
SYNTHETICS_HEADER_KEY = 'HTTP_X_NEWRELIC_SYNTHETICS'.freeze
SUPPORTED_VERSION = 1
EXPECTED_PAYLOAD_LENGTH = 5
def on_finished_configuring(events)
events.subscribe(:before_call, &method(:on_before_call))
end
def on_before_call(request) # THREAD_LOCAL_ACCESS
encoded_header = request[SYNTHETICS_HEADER_KEY]
return unless encoded_header
incoming_payload = deserialize_header(encoded_header, SYNTHETICS_HEADER_KEY)
return unless incoming_payload &&
SyntheticsMonitor.is_valid_payload?(incoming_payload) &&
SyntheticsMonitor.is_supported_version?(incoming_payload) &&
SyntheticsMonitor.is_trusted?(incoming_payload)
txn = Tracer.current_transaction
txn.raw_synthetics_header = encoded_header
txn.synthetics_payload = incoming_payload
end
class << self
def is_supported_version?(incoming_payload)
incoming_payload.first == SUPPORTED_VERSION
end
def is_trusted?(incoming_payload)
account_id = incoming_payload[1]
Agent.config[:trusted_account_ids].include?(account_id)
end
def is_valid_payload?(incoming_payload)
incoming_payload.length == EXPECTED_PAYLOAD_LENGTH
end
def reject_messaging_synthetics_header(headers)
headers.reject { |k, _| k == CrossAppTracing::NR_MESSAGE_BROKER_SYNTHETICS_HEADER }
end
end
end
end
end
Version data entries
18 entries across 18 versions & 1 rubygems