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Contents
module Vault
module Log
# Log a count metric.
#
# @param name [String] The name of the metric.
def self.count(name)
name = "#{Config.app_name}.#{name}" if Config.app_name
log(measure: name)
end
# Log an HTTP status code. Two log metrics are written each time this
# method is invoked:
#
# - The first one emits a metric called `http_200` for an HTTP 200
# response.
# - The second one emits a metric called `http_2xx` for the same code.
#
# This makes it possible to easily measure individual HTTP status codes as
# well as classes of HTTP status codes.
#
# @param status [Fixnum] The HTTP status code to record.
def self.count_status(status)
count("http_#{status}")
if status_prefix = status.to_s.match(/\d/)[0]
count("http_#{status_prefix}xx")
end
end
# Log a timing metric.
#
# @param name [String] A Sinatra-formatted route URL.
# @param duration [Fixnum] The duration to record, in seconds or
# milliseconds.
def self.time(name, duration)
if name
name.gsub(/\/:\w+/, ''). # Remove param names from path.
gsub("/", "_"). # Replace slash with underscore.
gsub(/[^A-Za-z0-9\-\_]/, ''). # Only keep subset of chars.
slice(1..-1).
tap { |name| log(measure: name, val: duration) }
end
end
# Write a message with key/value pairs to the log stream.
#
# @param data [Hash] A mapping of key/value pairs to include in the
# output.
# @param block [Proc] Optionally, a block of code to run before writing
# the log message.
def self.log(data, &block)
Scrolls.log(data, &block)
end
end
end
Version data entries
7 entries across 7 versions & 1 rubygems