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# frozen_string_literal: true
module Gitlab
module Prometheus
module Queries
class KnativeInvocationQuery < BaseQuery
include QueryAdditionalMetrics
def query(serverless_function_id)
PrometheusMetricsFinder
.new(identifier: :system_metrics_knative_function_invocation_count, common: true)
.execute
.first
.to_query_metric
.tap do |q|
q.queries[0][:result] = run_query(q.queries[0][:query_range], context(serverless_function_id))
end
end
protected
def context(function_id)
function = ::Serverless::Function.find_by_id(function_id)
{
function_name: function.name,
kube_namespace: function.namespace
}
end
def run_query(query, context)
query %= context
client_query_range(query, start_time: 8.hours.ago.to_f, end_time: Time.now.to_f)
end
def self.transform_reactive_result(result)
result[:metrics] = result.delete :data
result
end
end
end
end
end
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