Example Fetch Stats

example_fetch_stats.rb

def api_call_application_usage(domain, provider_key, application_id, metric, from, to, granularity)
  
  url = "https://#{domain}/stats/applications/#{application_id}/usage.xml?provider_key=#{provider_key}&metric_name=#{metric}&since=#{from}&until=#{to}&granularity=#{granularity}"
  
  response = RestClient.get url
  raise Exception.new("Wrong response code (#{response.code}) in request #{url}") if response.code!=200
  
  document = Nokogiri::XML(response.to_str)
  
  return document.xpath("//usage/data/values").text.split(",")
end