http

var ApiMetrics = struct {
	RequestCacheHits        metrics.Counter
	RequestCacheMisses      metrics.Counter
	BackendCacheHits        metrics.Counter
	BackendCacheMisses      metrics.Counter
	RequestsCacheOverheadNS metrics.Counter
	RequestsH               metrics.Histogram
	Requests200             metrics.Counter
	Requests400             metrics.Counter
	Requests403             metrics.Counter
	Requestsxxx             metrics.Counter // failback other 4xx statuses
	Requests500             metrics.Counter
	Requests503             metrics.Counter
	Requests5xx             metrics.Counter // failback other 5xx statuses

	RenderRequests metrics.Counter

	FindRequests metrics.Counter

	MemcacheTimeouts metrics.UGauge

	CacheSize  metrics.UGauge
	CacheItems metrics.Gauge
}{
	RenderRequests:          metrics.NewCounter(),
	RequestCacheHits:        metrics.NewCounter(),
	RequestCacheMisses:      metrics.NewCounter(),
	BackendCacheHits:        metrics.NewCounter(),
	BackendCacheMisses:      metrics.NewCounter(),
	RequestsCacheOverheadNS: metrics.NewCounter(),

	Requests200: metrics.NewCounter(),
	Requests400: metrics.NewCounter(),
	Requests403: metrics.NewCounter(),
	Requestsxxx: metrics.NewCounter(),
	Requests500: metrics.NewCounter(),
	Requests503: metrics.NewCounter(),
	Requests5xx: metrics.NewCounter(),

	FindRequests: metrics.NewCounter(),
}

var Gstatsd statsd.Statter = NullSender{}

var ZipperMetrics = struct {
	FindRequests metrics.Counter
	FindTimeouts metrics.Counter
	FindErrors   metrics.Counter

	SearchRequests metrics.Counter

	RenderRequests metrics.Counter
	RenderTimeouts metrics.Counter
	RenderErrors   metrics.Counter

	InfoRequests metrics.Counter
	InfoTimeouts metrics.Counter
	InfoErrors   metrics.Counter

	Timeouts metrics.Counter

	CacheMisses metrics.Counter
	CacheHits   metrics.Counter
}{
	FindRequests: metrics.NewCounter(),
	FindTimeouts: metrics.NewCounter(),
	FindErrors:   metrics.NewCounter(),

	SearchRequests: metrics.NewCounter(),

	RenderRequests: metrics.NewCounter(),
	RenderTimeouts: metrics.NewCounter(),
	RenderErrors:   metrics.NewCounter(),

	InfoRequests: metrics.NewCounter(),
	InfoTimeouts: metrics.NewCounter(),
	InfoErrors:   metrics.NewCounter(),

	Timeouts: metrics.NewCounter(),

	CacheHits:   metrics.NewCounter(),
	CacheMisses: metrics.NewCounter(),
}