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Contents
require_relative 'quantize'
require 'ddtrace/ext/net'
module Datadog
module Contrib
module Dalli
# Instruments every interaction with the memcached server
module Instrumentation
module_function
def patch!
::Dalli::Server.class_eval do
alias_method :__request, :request
def request(op, *args)
pin = Datadog::Pin.get_from(::Dalli)
pin.tracer.trace(Datadog::Contrib::Dalli::NAME) do |span|
span.resource = op.to_s.upcase
span.service = pin.service
span.span_type = pin.app_type
span.set_tag(Datadog::Ext::NET::TARGET_HOST, hostname)
span.set_tag(Datadog::Ext::NET::TARGET_PORT, port)
cmd = Datadog::Contrib::Dalli::Quantize.format_command(op, args)
span.set_tag(Datadog::Contrib::Dalli::CMD_TAG, cmd)
__request(op, *args)
end
end
end
end
end
end
end
end
Version data entries
33 entries across 33 versions & 1 rubygems