Class: Drone::Interfaces::Json

Inherits:
Base
  • Object
show all
Defined in:
lib/drone_json/json.rb

Instance Method Summary collapse

Constructor Details

#initialize(address = '0.0.0.0', port = 3001) ⇒ Json

Returns a new instance of Json.



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# File 'lib/drone_json/json.rb', line 8

def initialize(address = '0.0.0.0', port = 3001)
  me = self
  Thin::Server.start(address, port) do
    map('/'){ run(me) }
  end
end

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/drone_json/json.rb', line 15

def call(env)
  ret = {}
  
  Drone::each_metric do |m|
    case m
    when Metrics::Gauge
      ret[m.name] = gauge_hash(m)
      
    when Metrics::Counter
      ret[m.name] = counter_hash(m)
      
    when Metrics::Timer
      tmp = {
        'type' => 'timer'
      }
      
      tmp = histogram_hash(m, tmp)
      
      ret[m.name] = tmp
      
    when Metrics::Meter
      ret[m.name] = meter_hash(m, { 'type' => 'meter' })
    
    when Metrics::Histogram
      ret[m.name] = histogram_hash(m, { 'type' => 'histogram' })
      
    else
      puts "Unknown metric: #{m}"
    end
  end
  
  
  [
    200,
    {'Content-Type' => 'application/json'},
    ret.to_json
  ]
end