Class: Librato::Metrics::Collect

Inherits:
Object
  • Object
show all
Defined in:
lib/librato/metrics/collect.rb

Constant Summary collapse

MAX_RESULTS = 
100

Class Method Summary collapse

Class Method Details

.paginated_metrics(connection, path, query) ⇒ Object

Aggregates all results of paginated elements, requesting more collections as needed

Parameters:

  • connection (Excon) —

    Connection to Metrics service

  • path (String) —

    API uri

  • query (Hash) —

    Query options



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# File 'lib/librato/metrics/collect.rb', line 12

def self.paginated_metrics connection, path, query
  results = []
  response = connection.get(:path => path,
                            :query => query, :expects => 200)
  parsed = MultiJson.decode(response.body)
  results = parsed["metrics"]
  return results if parsed["query"]["found"] <= MAX_RESULTS
  query[:offset] = MAX_RESULTS
  begin
    response = connection.get(:path => path,
                              :query => query, :expects => 200)
    parsed = MultiJson.decode(response.body)
    results.push(*parsed["metrics"])
    query[:offset] += MAX_RESULTS
  end while query[:offset] < parsed["query"]["found"]
  results
end