71 lines
1.9 KiB
Ruby
71 lines
1.9 KiB
Ruby
# frozen_string_literal: true
|
|
|
|
module Gitlab
|
|
module Metrics
|
|
module Methods
|
|
class MetricOptions
|
|
def initialize(options = {})
|
|
@multiprocess_mode = options[:multiprocess_mode] || :all
|
|
@buckets = options[:buckets] || ::Prometheus::Client::Histogram::DEFAULT_BUCKETS
|
|
@docstring = options[:docstring]
|
|
@with_feature = options[:with_feature]
|
|
@label_keys = options[:label_keys] || []
|
|
end
|
|
|
|
# Documentation describing metric in metrics endpoint '/-/metrics'
|
|
def docstring(docstring = nil)
|
|
@docstring = docstring unless docstring.nil?
|
|
|
|
@docstring
|
|
end
|
|
|
|
# Gauge aggregation mode for multiprocess metrics
|
|
# - :all (default) returns each gauge for every process
|
|
# - :livesum all process'es gauges summed up
|
|
# - :max maximum value of per process gauges
|
|
# - :min minimum value of per process gauges
|
|
def multiprocess_mode(mode = nil)
|
|
@multiprocess_mode = mode unless mode.nil?
|
|
|
|
@multiprocess_mode
|
|
end
|
|
|
|
# Measurement buckets for histograms
|
|
def buckets(buckets = nil)
|
|
@buckets = buckets unless buckets.nil?
|
|
|
|
@buckets
|
|
end
|
|
|
|
# Base labels are merged with per metric labels
|
|
def base_labels
|
|
@base_labels ||= @label_keys.product([nil]).to_h
|
|
|
|
@base_labels
|
|
end
|
|
|
|
def label_keys(label_keys = nil)
|
|
unless label_keys.nil?
|
|
@label_keys = label_keys
|
|
@base_labels = nil
|
|
end
|
|
|
|
@label_keys
|
|
end
|
|
|
|
# Use feature toggle to control whether certain metric is enabled/disabled
|
|
def with_feature(name = nil)
|
|
@with_feature = name unless name.nil?
|
|
|
|
@with_feature
|
|
end
|
|
|
|
def evaluate(&block)
|
|
instance_eval(&block) if block_given?
|
|
|
|
self
|
|
end
|
|
end
|
|
end
|
|
end
|
|
end
|