/usr/lib/ruby/vendor_ruby/active_support/notifications/instrumenter.rb is in ruby-activesupport-3.2 3.2.16-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 | require 'active_support/core_ext/module/delegation'
module ActiveSupport
module Notifications
class Instrumenter
attr_reader :id
def initialize(notifier)
@id = unique_id
@notifier = notifier
end
# Instrument the given block by measuring the time taken to execute it
# and publish it. Notice that events get sent even if an error occurs
# in the passed-in block
def instrument(name, payload={})
started = Time.now
begin
yield
rescue Exception => e
payload[:exception] = [e.class.name, e.message]
raise e
ensure
@notifier.publish(name, started, Time.now, @id, payload)
end
end
private
def unique_id
SecureRandom.hex(10)
end
end
class Event
attr_reader :name, :time, :end, :transaction_id, :payload, :duration
def initialize(name, start, ending, transaction_id, payload)
@name = name
@payload = payload.dup
@time = start
@transaction_id = transaction_id
@end = ending
@duration = 1000.0 * (@end - @time)
end
def parent_of?(event)
start = (time - event.time) * 1000
start <= 0 && (start + duration >= event.duration)
end
end
end
end
|