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# frozen_string_literal: true
module Gitlab
module Metrics
module Dashboard
module Stages
class VariableEndpointInserter < BaseStage
VARIABLE_TYPE_METRIC_LABEL_VALUES = 'metric_label_values'
def transform!
raise Errors::DashboardProcessingError.new(_('Environment is required for Stages::VariableEndpointInserter')) unless params[:environment]
for_variables do |variable_name, variable|
if variable.is_a?(Hash) && variable[:type] == VARIABLE_TYPE_METRIC_LABEL_VALUES
variable[:options][:prometheus_endpoint_path] = endpoint_for_variable(variable.dig(:options, :series_selector))
end
end
end
private
def endpoint_for_variable(series_selector)
Gitlab::Routing.url_helpers.prometheus_api_project_environment_path(
project,
params[:environment],
proxy_path: ::Prometheus::ProxyService::PROMETHEUS_SERIES_API,
match: Array(series_selector)
)
end
end
end
end
end
end
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