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module Gitlab
module Metrics
module Methods
class MetricOptions
SMALL_NETWORK_BUCKETS = [0.005, 0.01, 0.1, 1, 10].freeze
def initialize(options = {})
@multiprocess_mode = options[:multiprocess_mode] || :all
@buckets = options[:buckets] || SMALL_NETWORK_BUCKETS
@base_labels = options[:base_labels] || {}
@docstring = options[:docstring]
@with_feature = options[:with_feature]
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 = nil)
@base_labels = base_labels unless base_labels.nil?
@base_labels
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
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