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# frozen_string_literal: true
module Gitlab
module Usage
module Metrics
module Instrumentations
# Usage example
#
# In metric YAML definition:
#
# instrumentation_class: RedisMetric
# options:
# event: pushes
# prefix: source_code
#
class RedisMetric < BaseMetric
include Gitlab::UsageDataCounters::RedisCounter
USAGE_PREFIX = "USAGE_"
def initialize(time_frame:, options: {})
super
raise ArgumentError, "'event' option is required" unless metric_event.present?
raise ArgumentError, "'prefix' option is required" unless prefix.present?
end
def metric_event
options[:event]
end
def prefix
options[:prefix]
end
def include_usage_prefix?
options.fetch(:include_usage_prefix, true)
end
def value
redis_usage_data do
total_count(redis_key)
end
end
def suggested_name
Gitlab::Usage::Metrics::NameSuggestion.for(:redis)
end
private
def redis_key
key = "#{prefix}_#{metric_event}".upcase
key.prepend(USAGE_PREFIX) if include_usage_prefix?
key
end
end
end
end
end
end
|
