github.com/prebid/prebid-server@v0.275.0/metrics/go_metrics.go

package metrics

import (
	"fmt"
	"sync"
	"time"

	"github.com/golang/glog"
	"github.com/prebid/prebid-server/config"
	"github.com/prebid/prebid-server/openrtb_ext"
	metrics "github.com/rcrowley/go-metrics"
)

type Metrics struct {
	MetricsRegistry                metrics.Registry
	ConnectionCounter              metrics.Counter
	TMaxTimeoutCounter             metrics.Counter
	ConnectionAcceptErrorMeter     metrics.Meter
	ConnectionCloseErrorMeter      metrics.Meter
	ImpMeter                       metrics.Meter
	AppRequestMeter                metrics.Meter
	NoCookieMeter                  metrics.Meter
	DebugRequestMeter              metrics.Meter
	RequestTimer                   metrics.Timer
	RequestsQueueTimer             map[RequestType]map[bool]metrics.Timer
	PrebidCacheRequestTimerSuccess metrics.Timer
	PrebidCacheRequestTimerError   metrics.Timer
	StoredDataFetchTimer           map[StoredDataType]map[StoredDataFetchType]metrics.Timer
	StoredDataErrorMeter           map[StoredDataType]map[StoredDataError]metrics.Meter
	StoredReqCacheMeter            map[CacheResult]metrics.Meter
	StoredImpCacheMeter            map[CacheResult]metrics.Meter
	AccountCacheMeter              map[CacheResult]metrics.Meter
	DNSLookupTimer                 metrics.Timer
	TLSHandshakeTimer              metrics.Timer
	BidderServerResponseTimer      metrics.Timer
	StoredResponsesMeter           metrics.Meter

	// Metrics for OpenRTB requests specifically
	RequestStatuses       map[RequestType]map[RequestStatus]metrics.Meter
	AmpNoCookieMeter      metrics.Meter
	CookieSyncMeter       metrics.Meter
	CookieSyncStatusMeter map[CookieSyncStatus]metrics.Meter
	SyncerRequestsMeter   map[string]map[SyncerCookieSyncStatus]metrics.Meter
	SetUidMeter           metrics.Meter
	SetUidStatusMeter     map[SetUidStatus]metrics.Meter
	SyncerSetsMeter       map[string]map[SyncerSetUidStatus]metrics.Meter

	// Media types found in the "imp" JSON object
	ImpsTypeBanner metrics.Meter
	ImpsTypeVideo  metrics.Meter
	ImpsTypeAudio  metrics.Meter
	ImpsTypeNative metrics.Meter

	// Notification timeout metrics
	TimeoutNotificationSuccess metrics.Meter
	TimeoutNotificationFailure metrics.Meter

	// TCF adaption metrics
	PrivacyCCPARequest       metrics.Meter
	PrivacyCCPARequestOptOut metrics.Meter
	PrivacyCOPPARequest      metrics.Meter
	PrivacyLMTRequest        metrics.Meter
	PrivacyTCFRequestVersion map[TCFVersionValue]metrics.Meter

	AdapterMetrics map[openrtb_ext.BidderName]*AdapterMetrics
	// Don't export accountMetrics because we need helper functions here to insure its properly populated dynamically
	accountMetrics        map[string]*accountMetrics
	accountMetricsRWMutex sync.RWMutex

	exchanges []openrtb_ext.BidderName
	modules   []string
	// Will hold boolean values to help us disable metric collection if needed
	MetricsDisabled config.DisabledMetrics

	// AdsCert metrics
	AdsCertRequestsSuccess metrics.Meter
	AdsCertRequestsFailure metrics.Meter
	adsCertSignTimer       metrics.Timer

	// Module metrics
	ModuleMetrics map[string]map[string]*ModuleMetrics

	OverheadTimer map[OverheadType]metrics.Timer
}

// AdapterMetrics houses the metrics for a particular adapter
type AdapterMetrics struct {
	NoCookieMeter      metrics.Meter
	ErrorMeters        map[AdapterError]metrics.Meter
	NoBidMeter         metrics.Meter
	GotBidsMeter       metrics.Meter
	RequestTimer       metrics.Timer
	PriceHistogram     metrics.Histogram
	BidsReceivedMeter  metrics.Meter
	PanicMeter         metrics.Meter
	MarkupMetrics      map[openrtb_ext.BidType]*MarkupDeliveryMetrics
	ConnCreated        metrics.Counter
	ConnReused         metrics.Counter
	ConnWaitTime       metrics.Timer
	GDPRRequestBlocked metrics.Meter

	BidValidationCreativeSizeErrorMeter metrics.Meter
	BidValidationCreativeSizeWarnMeter  metrics.Meter

	BidValidationSecureMarkupErrorMeter metrics.Meter
	BidValidationSecureMarkupWarnMeter  metrics.Meter
}

type MarkupDeliveryMetrics struct {
	AdmMeter  metrics.Meter
	NurlMeter metrics.Meter
}

type accountMetrics struct {
	requestMeter      metrics.Meter
	debugRequestMeter metrics.Meter
	bidsReceivedMeter metrics.Meter
	priceHistogram    metrics.Histogram
	// store account by adapter metrics. Type is map[PBSBidder.BidderCode]
	adapterMetrics       map[openrtb_ext.BidderName]*AdapterMetrics
	moduleMetrics        map[string]*ModuleMetrics
	storedResponsesMeter metrics.Meter

	bidValidationCreativeSizeMeter     metrics.Meter
	bidValidationCreativeSizeWarnMeter metrics.Meter
	bidValidationSecureMarkupMeter     metrics.Meter
	bidValidationSecureMarkupWarnMeter metrics.Meter

	// Account Deprciation Metrics
	accountDeprecationWarningsPurpose1Meter  metrics.Meter
	accountDeprecationWarningsPurpose2Meter  metrics.Meter
	accountDeprecationWarningsPurpose3Meter  metrics.Meter
	accountDeprecationWarningsPurpose4Meter  metrics.Meter
	accountDeprecationWarningsPurpose5Meter  metrics.Meter
	accountDeprecationWarningsPurpose6Meter  metrics.Meter
	accountDeprecationWarningsPurpose7Meter  metrics.Meter
	accountDeprecationWarningsPurpose8Meter  metrics.Meter
	accountDeprecationWarningsPurpose9Meter  metrics.Meter
	accountDeprecationWarningsPurpose10Meter metrics.Meter
	channelEnabledGDPRMeter                  metrics.Meter
	channelEnabledCCPAMeter                  metrics.Meter
	accountDeprecationSummaryMeter           metrics.Meter
}

type ModuleMetrics struct {
	DurationTimer         metrics.Timer
	CallCounter           metrics.Counter
	FailureCounter        metrics.Counter
	SuccessNoopCounter    metrics.Counter
	SuccessUpdateCounter  metrics.Counter
	SuccessRejectCounter  metrics.Counter
	ExecutionErrorCounter metrics.Counter
	TimeoutCounter        metrics.Counter
}

// NewBlankMetrics creates a new Metrics object with all blank metrics object. This may also be useful for
// testing routines to ensure that no metrics are written anywhere.
//
// This will be useful when removing endpoints, we can just run will the blank metrics function
// rather than loading metrics that never get filled.
// This will also eventually let us configure metrics, such as setting a limited set of metrics
// for a production instance, and then expanding again when we need more debugging.
func NewBlankMetrics(registry metrics.Registry, exchanges []openrtb_ext.BidderName, disabledMetrics config.DisabledMetrics, moduleStageNames map[string][]string) *Metrics {
	blankMeter := &metrics.NilMeter{}
	blankTimer := &metrics.NilTimer{}

	newMetrics := &Metrics{
		MetricsRegistry:                registry,
		RequestStatuses:                make(map[RequestType]map[RequestStatus]metrics.Meter),
		ConnectionCounter:              metrics.NilCounter{},
		ConnectionAcceptErrorMeter:     blankMeter,
		ConnectionCloseErrorMeter:      blankMeter,
		ImpMeter:                       blankMeter,
		AppRequestMeter:                blankMeter,
		DebugRequestMeter:              blankMeter,
		NoCookieMeter:                  blankMeter,
		RequestTimer:                   blankTimer,
		DNSLookupTimer:                 blankTimer,
		TLSHandshakeTimer:              blankTimer,
		RequestsQueueTimer:             make(map[RequestType]map[bool]metrics.Timer),
		PrebidCacheRequestTimerSuccess: blankTimer,
		PrebidCacheRequestTimerError:   blankTimer,
		StoredDataFetchTimer:           make(map[StoredDataType]map[StoredDataFetchType]metrics.Timer),
		StoredDataErrorMeter:           make(map[StoredDataType]map[StoredDataError]metrics.Meter),
		StoredReqCacheMeter:            make(map[CacheResult]metrics.Meter),
		StoredImpCacheMeter:            make(map[CacheResult]metrics.Meter),
		AccountCacheMeter:              make(map[CacheResult]metrics.Meter),
		AmpNoCookieMeter:               blankMeter,
		CookieSyncMeter:                blankMeter,
		CookieSyncStatusMeter:          make(map[CookieSyncStatus]metrics.Meter),
		SyncerRequestsMeter:            make(map[string]map[SyncerCookieSyncStatus]metrics.Meter),
		SetUidMeter:                    blankMeter,
		SetUidStatusMeter:              make(map[SetUidStatus]metrics.Meter),
		SyncerSetsMeter:                make(map[string]map[SyncerSetUidStatus]metrics.Meter),
		StoredResponsesMeter:           blankMeter,

		ImpsTypeBanner: blankMeter,
		ImpsTypeVideo:  blankMeter,
		ImpsTypeAudio:  blankMeter,
		ImpsTypeNative: blankMeter,

		TimeoutNotificationSuccess: blankMeter,
		TimeoutNotificationFailure: blankMeter,

		PrivacyCCPARequest:       blankMeter,
		PrivacyCCPARequestOptOut: blankMeter,
		PrivacyCOPPARequest:      blankMeter,
		PrivacyLMTRequest:        blankMeter,
		PrivacyTCFRequestVersion: make(map[TCFVersionValue]metrics.Meter, len(TCFVersions())),

		AdapterMetrics:  make(map[openrtb_ext.BidderName]*AdapterMetrics, len(exchanges)),
		accountMetrics:  make(map[string]*accountMetrics),
		MetricsDisabled: disabledMetrics,

		AdsCertRequestsSuccess: blankMeter,
		AdsCertRequestsFailure: blankMeter,
		adsCertSignTimer:       blankTimer,

		ModuleMetrics: make(map[string]map[string]*ModuleMetrics),

		exchanges: exchanges,
		modules:   getModuleNames(moduleStageNames),

		OverheadTimer:             makeBlankOverheadTimerMetrics(),
		BidderServerResponseTimer: blankTimer,
	}

	for _, a := range exchanges {
		newMetrics.AdapterMetrics[a] = makeBlankAdapterMetrics(newMetrics.MetricsDisabled)
	}

	for module, stages := range moduleStageNames {
		newMetrics.ModuleMetrics[module] = makeBlankModuleStageMetrics(stages)
	}

	for _, t := range RequestTypes() {
		newMetrics.RequestStatuses[t] = make(map[RequestStatus]metrics.Meter)
		for _, s := range RequestStatuses() {
			newMetrics.RequestStatuses[t][s] = blankMeter
		}
	}

	for _, c := range CacheResults() {
		newMetrics.StoredReqCacheMeter[c] = blankMeter
		newMetrics.StoredImpCacheMeter[c] = blankMeter
		newMetrics.AccountCacheMeter[c] = blankMeter
	}

	for _, v := range TCFVersions() {
		newMetrics.PrivacyTCFRequestVersion[v] = blankMeter
	}

	for _, dt := range StoredDataTypes() {
		newMetrics.StoredDataFetchTimer[dt] = make(map[StoredDataFetchType]metrics.Timer)
		newMetrics.StoredDataErrorMeter[dt] = make(map[StoredDataError]metrics.Meter)
		for _, ft := range StoredDataFetchTypes() {
			newMetrics.StoredDataFetchTimer[dt][ft] = blankTimer
		}
		for _, e := range StoredDataErrors() {
			newMetrics.StoredDataErrorMeter[dt][e] = blankMeter
		}
	}

	//to minimize memory usage, queuedTimeout metric is now supported for video endpoint only
	//boolean value represents 2 general request statuses: accepted and rejected
	newMetrics.RequestsQueueTimer["video"] = make(map[bool]metrics.Timer)
	newMetrics.RequestsQueueTimer["video"][true] = blankTimer
	newMetrics.RequestsQueueTimer["video"][false] = blankTimer
	return newMetrics
}

func getModuleNames(moduleStageNames map[string][]string) []string {
	names := make([]string, len(moduleStageNames))

	i := 0
	for moduleName := range moduleStageNames {
		names[i] = moduleName
		i++
	}

	return names
}

// NewMetrics creates a new Metrics object with needed metrics defined. In time we may develop to the point
// where Metrics contains all the metrics we might want to record, and then we build the actual
// metrics object to contain only the metrics we are interested in. This would allow for debug
// mode metrics. The code would allways try to record the metrics, but effectively noop if we are
// using a blank meter/timer.
func NewMetrics(registry metrics.Registry, exchanges []openrtb_ext.BidderName, disableAccountMetrics config.DisabledMetrics, syncerKeys []string, moduleStageNames map[string][]string) *Metrics {
	newMetrics := NewBlankMetrics(registry, exchanges, disableAccountMetrics, moduleStageNames)
	newMetrics.ConnectionCounter = metrics.GetOrRegisterCounter("active_connections", registry)
	newMetrics.TMaxTimeoutCounter = metrics.GetOrRegisterCounter("tmax_timeout", registry)
	newMetrics.ConnectionAcceptErrorMeter = metrics.GetOrRegisterMeter("connection_accept_errors", registry)
	newMetrics.ConnectionCloseErrorMeter = metrics.GetOrRegisterMeter("connection_close_errors", registry)
	newMetrics.ImpMeter = metrics.GetOrRegisterMeter("imps_requested", registry)

	newMetrics.ImpsTypeBanner = metrics.GetOrRegisterMeter("imp_banner", registry)
	newMetrics.ImpsTypeVideo = metrics.GetOrRegisterMeter("imp_video", registry)
	newMetrics.ImpsTypeAudio = metrics.GetOrRegisterMeter("imp_audio", registry)
	newMetrics.ImpsTypeNative = metrics.GetOrRegisterMeter("imp_native", registry)

	newMetrics.NoCookieMeter = metrics.GetOrRegisterMeter("no_cookie_requests", registry)
	newMetrics.AppRequestMeter = metrics.GetOrRegisterMeter("app_requests", registry)
	newMetrics.DebugRequestMeter = metrics.GetOrRegisterMeter("debug_requests", registry)
	newMetrics.RequestTimer = metrics.GetOrRegisterTimer("request_time", registry)
	newMetrics.DNSLookupTimer = metrics.GetOrRegisterTimer("dns_lookup_time", registry)
	newMetrics.TLSHandshakeTimer = metrics.GetOrRegisterTimer("tls_handshake_time", registry)
	newMetrics.PrebidCacheRequestTimerSuccess = metrics.GetOrRegisterTimer("prebid_cache_request_time.ok", registry)
	newMetrics.PrebidCacheRequestTimerError = metrics.GetOrRegisterTimer("prebid_cache_request_time.err", registry)
	newMetrics.StoredResponsesMeter = metrics.GetOrRegisterMeter("stored_responses", registry)
	newMetrics.OverheadTimer = makeOverheadTimerMetrics(registry)
	newMetrics.BidderServerResponseTimer = metrics.GetOrRegisterTimer("bidder_server_response_time_seconds", registry)

	for _, dt := range StoredDataTypes() {
		for _, ft := range StoredDataFetchTypes() {
			timerName := fmt.Sprintf("stored_%s_fetch_time.%s", string(dt), string(ft))
			newMetrics.StoredDataFetchTimer[dt][ft] = metrics.GetOrRegisterTimer(timerName, registry)
		}
		for _, e := range StoredDataErrors() {
			meterName := fmt.Sprintf("stored_%s_error.%s", string(dt), string(e))
			newMetrics.StoredDataErrorMeter[dt][e] = metrics.GetOrRegisterMeter(meterName, registry)
		}
	}

	newMetrics.AmpNoCookieMeter = metrics.GetOrRegisterMeter("amp_no_cookie_requests", registry)

	newMetrics.CookieSyncMeter = metrics.GetOrRegisterMeter("cookie_sync_requests", registry)
	for _, s := range CookieSyncStatuses() {
		newMetrics.CookieSyncStatusMeter[s] = metrics.GetOrRegisterMeter(fmt.Sprintf("cookie_sync_requests.%s", s), registry)
	}

	newMetrics.SetUidMeter = metrics.GetOrRegisterMeter("setuid_requests", registry)
	for _, s := range SetUidStatuses() {
		newMetrics.SetUidStatusMeter[s] = metrics.GetOrRegisterMeter(fmt.Sprintf("setuid_requests.%s", s), registry)
	}

	for _, syncerKey := range syncerKeys {
		newMetrics.SyncerRequestsMeter[syncerKey] = make(map[SyncerCookieSyncStatus]metrics.Meter)
		for _, status := range SyncerRequestStatuses() {
			newMetrics.SyncerRequestsMeter[syncerKey][status] = metrics.GetOrRegisterMeter(fmt.Sprintf("syncer.%s.request.%s", syncerKey, status), registry)
		}

		newMetrics.SyncerSetsMeter[syncerKey] = make(map[SyncerSetUidStatus]metrics.Meter)
		for _, status := range SyncerSetUidStatuses() {
			newMetrics.SyncerSetsMeter[syncerKey][status] = metrics.GetOrRegisterMeter(fmt.Sprintf("syncer.%s.set.%s", syncerKey, status), registry)
		}
	}

	for _, a := range exchanges {
		registerAdapterMetrics(registry, "adapter", string(a), newMetrics.AdapterMetrics[a])
	}

	for typ, statusMap := range newMetrics.RequestStatuses {
		for stat := range statusMap {
			statusMap[stat] = metrics.GetOrRegisterMeter("requests."+string(stat)+"."+string(typ), registry)
		}
	}

	for _, cacheRes := range CacheResults() {
		newMetrics.StoredReqCacheMeter[cacheRes] = metrics.GetOrRegisterMeter(fmt.Sprintf("stored_request_cache_%s", string(cacheRes)), registry)
		newMetrics.StoredImpCacheMeter[cacheRes] = metrics.GetOrRegisterMeter(fmt.Sprintf("stored_imp_cache_%s", string(cacheRes)), registry)
		newMetrics.AccountCacheMeter[cacheRes] = metrics.GetOrRegisterMeter(fmt.Sprintf("account_cache_%s", string(cacheRes)), registry)
	}

	newMetrics.RequestsQueueTimer["video"][true] = metrics.GetOrRegisterTimer("queued_requests.video.accepted", registry)
	newMetrics.RequestsQueueTimer["video"][false] = metrics.GetOrRegisterTimer("queued_requests.video.rejected", registry)

	newMetrics.TimeoutNotificationSuccess = metrics.GetOrRegisterMeter("timeout_notification.ok", registry)
	newMetrics.TimeoutNotificationFailure = metrics.GetOrRegisterMeter("timeout_notification.failed", registry)

	newMetrics.PrivacyCCPARequest = metrics.GetOrRegisterMeter("privacy.request.ccpa.specified", registry)
	newMetrics.PrivacyCCPARequestOptOut = metrics.GetOrRegisterMeter("privacy.request.ccpa.opt-out", registry)
	newMetrics.PrivacyCOPPARequest = metrics.GetOrRegisterMeter("privacy.request.coppa", registry)
	newMetrics.PrivacyLMTRequest = metrics.GetOrRegisterMeter("privacy.request.lmt", registry)
	for _, version := range TCFVersions() {
		newMetrics.PrivacyTCFRequestVersion[version] = metrics.GetOrRegisterMeter(fmt.Sprintf("privacy.request.tcf.%s", string(version)), registry)
	}

	newMetrics.AdsCertRequestsSuccess = metrics.GetOrRegisterMeter("ads_cert_requests.ok", registry)
	newMetrics.AdsCertRequestsFailure = metrics.GetOrRegisterMeter("ads_cert_requests.failed", registry)
	newMetrics.adsCertSignTimer = metrics.GetOrRegisterTimer("ads_cert_sign_time", registry)

	for module, stages := range moduleStageNames {
		registerModuleMetrics(registry, module, stages, newMetrics.ModuleMetrics[module])
	}

	return newMetrics
}

func makeBlankOverheadTimerMetrics() map[OverheadType]metrics.Timer {
	m := make(map[OverheadType]metrics.Timer)
	overheads := OverheadTypes()
	for idx := range overheads {
		m[overheads[idx]] = &metrics.NilTimer{}
	}
	return m
}

// Part of setting up blank metrics, the adapter metrics.
func makeBlankAdapterMetrics(disabledMetrics config.DisabledMetrics) *AdapterMetrics {
	blankMeter := &metrics.NilMeter{}
	newAdapter := &AdapterMetrics{
		NoCookieMeter:     blankMeter,
		ErrorMeters:       make(map[AdapterError]metrics.Meter),
		NoBidMeter:        blankMeter,
		GotBidsMeter:      blankMeter,
		RequestTimer:      &metrics.NilTimer{},
		PriceHistogram:    &metrics.NilHistogram{},
		BidsReceivedMeter: blankMeter,
		PanicMeter:        blankMeter,
		MarkupMetrics:     makeBlankBidMarkupMetrics(),
	}
	if !disabledMetrics.AdapterConnectionMetrics {
		newAdapter.ConnCreated = metrics.NilCounter{}
		newAdapter.ConnReused = metrics.NilCounter{}
		newAdapter.ConnWaitTime = &metrics.NilTimer{}
	}
	if !disabledMetrics.AdapterGDPRRequestBlocked {
		newAdapter.GDPRRequestBlocked = blankMeter
	}
	for _, err := range AdapterErrors() {
		newAdapter.ErrorMeters[err] = blankMeter
	}
	return newAdapter
}

func makeBlankModuleStageMetrics(stages []string) map[string]*ModuleMetrics {
	blankMetrics := map[string]*ModuleMetrics{}
	for _, stage := range stages {
		blankMetrics[stage] = makeBlankModuleMetrics()
	}

	return blankMetrics
}

func makeBlankModuleMetrics() *ModuleMetrics {
	return &ModuleMetrics{
		DurationTimer:         &metrics.NilTimer{},
		CallCounter:           metrics.NilCounter{},
		FailureCounter:        metrics.NilCounter{},
		SuccessNoopCounter:    metrics.NilCounter{},
		SuccessUpdateCounter:  metrics.NilCounter{},
		SuccessRejectCounter:  metrics.NilCounter{},
		ExecutionErrorCounter: metrics.NilCounter{},
		TimeoutCounter:        metrics.NilCounter{},
	}
}

func makeBlankBidMarkupMetrics() map[openrtb_ext.BidType]*MarkupDeliveryMetrics {
	return map[openrtb_ext.BidType]*MarkupDeliveryMetrics{
		openrtb_ext.BidTypeAudio:  makeBlankMarkupDeliveryMetrics(),
		openrtb_ext.BidTypeBanner: makeBlankMarkupDeliveryMetrics(),
		openrtb_ext.BidTypeNative: makeBlankMarkupDeliveryMetrics(),
		openrtb_ext.BidTypeVideo:  makeBlankMarkupDeliveryMetrics(),
	}
}

func makeBlankMarkupDeliveryMetrics() *MarkupDeliveryMetrics {
	return &MarkupDeliveryMetrics{
		AdmMeter:  &metrics.NilMeter{},
		NurlMeter: &metrics.NilMeter{},
	}
}

func makeOverheadTimerMetrics(registry metrics.Registry) map[OverheadType]metrics.Timer {
	m := make(map[OverheadType]metrics.Timer)
	overheads := OverheadTypes()
	for idx := range overheads {
		m[overheads[idx]] = metrics.GetOrRegisterTimer("request_over_head_time."+overheads[idx].String(), registry)
	}
	return m
}

func registerAdapterMetrics(registry metrics.Registry, adapterOrAccount string, exchange string, am *AdapterMetrics) {
	am.NoCookieMeter = metrics.GetOrRegisterMeter(fmt.Sprintf("%[1]s.%[2]s.no_cookie_requests", adapterOrAccount, exchange), registry)
	am.NoBidMeter = metrics.GetOrRegisterMeter(fmt.Sprintf("%[1]s.%[2]s.requests.nobid", adapterOrAccount, exchange), registry)
	am.GotBidsMeter = metrics.GetOrRegisterMeter(fmt.Sprintf("%[1]s.%[2]s.requests.gotbids", adapterOrAccount, exchange), registry)
	am.RequestTimer = metrics.GetOrRegisterTimer(fmt.Sprintf("%[1]s.%[2]s.request_time", adapterOrAccount, exchange), registry)
	am.PriceHistogram = metrics.GetOrRegisterHistogram(fmt.Sprintf("%[1]s.%[2]s.prices", adapterOrAccount, exchange), registry, metrics.NewExpDecaySample(1028, 0.015))
	am.MarkupMetrics = map[openrtb_ext.BidType]*MarkupDeliveryMetrics{
		openrtb_ext.BidTypeBanner: makeDeliveryMetrics(registry, adapterOrAccount+"."+exchange, openrtb_ext.BidTypeBanner),
		openrtb_ext.BidTypeVideo:  makeDeliveryMetrics(registry, adapterOrAccount+"."+exchange, openrtb_ext.BidTypeVideo),
		openrtb_ext.BidTypeAudio:  makeDeliveryMetrics(registry, adapterOrAccount+"."+exchange, openrtb_ext.BidTypeAudio),
		openrtb_ext.BidTypeNative: makeDeliveryMetrics(registry, adapterOrAccount+"."+exchange, openrtb_ext.BidTypeNative),
	}
	am.ConnCreated = metrics.GetOrRegisterCounter(fmt.Sprintf("%[1]s.%[2]s.connections_created", adapterOrAccount, exchange), registry)
	am.ConnReused = metrics.GetOrRegisterCounter(fmt.Sprintf("%[1]s.%[2]s.connections_reused", adapterOrAccount, exchange), registry)
	am.ConnWaitTime = metrics.GetOrRegisterTimer(fmt.Sprintf("%[1]s.%[2]s.connection_wait_time", adapterOrAccount, exchange), registry)
	for err := range am.ErrorMeters {
		am.ErrorMeters[err] = metrics.GetOrRegisterMeter(fmt.Sprintf("%s.%s.requests.%s", adapterOrAccount, exchange, err), registry)
	}
	if adapterOrAccount != "adapter" {
		am.BidsReceivedMeter = metrics.GetOrRegisterMeter(fmt.Sprintf("%[1]s.%[2]s.bids_received", adapterOrAccount, exchange), registry)
	}
	am.PanicMeter = metrics.GetOrRegisterMeter(fmt.Sprintf("%[1]s.%[2]s.requests.panic", adapterOrAccount, exchange), registry)
	am.GDPRRequestBlocked = metrics.GetOrRegisterMeter(fmt.Sprintf("%[1]s.%[2]s.gdpr_request_blocked", adapterOrAccount, exchange), registry)

	am.BidValidationCreativeSizeErrorMeter = metrics.GetOrRegisterMeter(fmt.Sprintf("%[1]s.%[2]s.response.validation.size.err", adapterOrAccount, exchange), registry)
	am.BidValidationCreativeSizeWarnMeter = metrics.GetOrRegisterMeter(fmt.Sprintf("%[1]s.%[2]s.response.validation.size.warn", adapterOrAccount, exchange), registry)

	am.BidValidationSecureMarkupErrorMeter = metrics.GetOrRegisterMeter(fmt.Sprintf("%[1]s.%[2]s.response.validation.secure.err", adapterOrAccount, exchange), registry)
	am.BidValidationSecureMarkupWarnMeter = metrics.GetOrRegisterMeter(fmt.Sprintf("%[1]s.%[2]s.response.validation.secure.warn", adapterOrAccount, exchange), registry)
}

func registerModuleMetrics(registry metrics.Registry, module string, stages []string, mm map[string]*ModuleMetrics) {
	for _, stage := range stages {
		mm[stage].DurationTimer = metrics.GetOrRegisterTimer(fmt.Sprintf("modules.module.%s.stage.%s.duration", module, stage), registry)
		mm[stage].CallCounter = metrics.GetOrRegisterCounter(fmt.Sprintf("modules.module.%s.stage.%s.call", module, stage), registry)
		mm[stage].FailureCounter = metrics.GetOrRegisterCounter(fmt.Sprintf("modules.module.%s.stage.%s.failure", module, stage), registry)
		mm[stage].SuccessNoopCounter = metrics.GetOrRegisterCounter(fmt.Sprintf("modules.module.%s.stage.%s.success.noop", module, stage), registry)
		mm[stage].SuccessUpdateCounter = metrics.GetOrRegisterCounter(fmt.Sprintf("modules.module.%s.stage.%s.success.update", module, stage), registry)
		mm[stage].SuccessRejectCounter = metrics.GetOrRegisterCounter(fmt.Sprintf("modules.module.%s.stage.%s.success.reject", module, stage), registry)
		mm[stage].ExecutionErrorCounter = metrics.GetOrRegisterCounter(fmt.Sprintf("modules.module.%s.stage.%s.execution_error", module, stage), registry)
		mm[stage].TimeoutCounter = metrics.GetOrRegisterCounter(fmt.Sprintf("modules.module.%s.stage.%s.timeout", module, stage), registry)
	}
}

func registerAccountModuleMetrics(registry metrics.Registry, id string, module string, mm *ModuleMetrics) {
	mm.DurationTimer = metrics.GetOrRegisterTimer(fmt.Sprintf("account.%s.modules.module.%s.duration", id, module), registry)
	mm.CallCounter = metrics.GetOrRegisterCounter(fmt.Sprintf("account.%s.modules.module.%s.call", id, module), registry)
	mm.FailureCounter = metrics.GetOrRegisterCounter(fmt.Sprintf("account.%s.modules.module.%s.failure", id, module), registry)
	mm.SuccessNoopCounter = metrics.GetOrRegisterCounter(fmt.Sprintf("account.%s.modules.module.%s.success.noop", id, module), registry)
	mm.SuccessUpdateCounter = metrics.GetOrRegisterCounter(fmt.Sprintf("account.%s.modules.module.%s.success.update", id, module), registry)
	mm.SuccessRejectCounter = metrics.GetOrRegisterCounter(fmt.Sprintf("account.%s.modules.module.%s.success.reject", id, module), registry)
	mm.ExecutionErrorCounter = metrics.GetOrRegisterCounter(fmt.Sprintf("account.%s.modules.module.%s.execution_error", id, module), registry)
	mm.TimeoutCounter = metrics.GetOrRegisterCounter(fmt.Sprintf("account.%s.modules.module.%s.timeout", id, module), registry)
}

func makeDeliveryMetrics(registry metrics.Registry, prefix string, bidType openrtb_ext.BidType) *MarkupDeliveryMetrics {
	return &MarkupDeliveryMetrics{
		AdmMeter:  metrics.GetOrRegisterMeter(prefix+"."+string(bidType)+".adm_bids_received", registry),
		NurlMeter: metrics.GetOrRegisterMeter(prefix+"."+string(bidType)+".nurl_bids_received", registry),
	}
}

// getAccountMetrics gets or registers the account metrics for account "id".
// There is no getBlankAccountMetrics() as all metrics are generated dynamically.
func (me *Metrics) getAccountMetrics(id string) *accountMetrics {
	var am *accountMetrics
	var ok bool

	me.accountMetricsRWMutex.RLock()
	am, ok = me.accountMetrics[id]
	me.accountMetricsRWMutex.RUnlock()

	if ok {
		return am
	}

	me.accountMetricsRWMutex.Lock()
	// Made sure to use defer as we have two exit points: we want to unlock the mutex as quickly as possible.
	defer me.accountMetricsRWMutex.Unlock()

	am, ok = me.accountMetrics[id]
	if ok {
		// Unlock and return as quickly as possible
		return am
	}
	am = &accountMetrics{}
	am.requestMeter = metrics.GetOrRegisterMeter(fmt.Sprintf("account.%s.requests", id), me.MetricsRegistry)
	am.debugRequestMeter = metrics.GetOrRegisterMeter(fmt.Sprintf("account.%s.debug_requests", id), me.MetricsRegistry)
	am.bidsReceivedMeter = metrics.GetOrRegisterMeter(fmt.Sprintf("account.%s.bids_received", id), me.MetricsRegistry)
	am.priceHistogram = metrics.GetOrRegisterHistogram(fmt.Sprintf("account.%s.prices", id), me.MetricsRegistry, metrics.NewExpDecaySample(1028, 0.015))
	am.adapterMetrics = make(map[openrtb_ext.BidderName]*AdapterMetrics, len(me.exchanges))
	am.moduleMetrics = make(map[string]*ModuleMetrics)
	am.storedResponsesMeter = metrics.GetOrRegisterMeter(fmt.Sprintf("account.%s.stored_responses", id), me.MetricsRegistry)
	if !me.MetricsDisabled.AccountAdapterDetails {
		for _, a := range me.exchanges {
			am.adapterMetrics[a] = makeBlankAdapterMetrics(me.MetricsDisabled)
			registerAdapterMetrics(me.MetricsRegistry, fmt.Sprintf("account.%s", id), string(a), am.adapterMetrics[a])
		}
	}
	am.bidValidationCreativeSizeMeter = metrics.GetOrRegisterMeter(fmt.Sprintf("account.%s.response.validation.size.err", id), me.MetricsRegistry)
	am.bidValidationCreativeSizeWarnMeter = metrics.GetOrRegisterMeter(fmt.Sprintf("account.%s.response.validation.size.warn", id), me.MetricsRegistry)

	am.bidValidationSecureMarkupMeter = metrics.GetOrRegisterMeter(fmt.Sprintf("account.%s.response.validation.secure.err", id), me.MetricsRegistry)
	am.bidValidationSecureMarkupWarnMeter = metrics.GetOrRegisterMeter(fmt.Sprintf("account.%s.response.validation.secure.warn", id), me.MetricsRegistry)

	am.accountDeprecationWarningsPurpose1Meter = metrics.GetOrRegisterMeter(fmt.Sprintf("account.%s.config.gdpr.purpose1.warn", id), me.MetricsRegistry)
	am.accountDeprecationWarningsPurpose2Meter = metrics.GetOrRegisterMeter(fmt.Sprintf("account.%s.config.gdpr.purpose2.warn", id), me.MetricsRegistry)
	am.accountDeprecationWarningsPurpose3Meter = metrics.GetOrRegisterMeter(fmt.Sprintf("account.%s.config.gdpr.purpose3.warn", id), me.MetricsRegistry)
	am.accountDeprecationWarningsPurpose4Meter = metrics.GetOrRegisterMeter(fmt.Sprintf("account.%s.config.gdpr.purpose4.warn", id), me.MetricsRegistry)
	am.accountDeprecationWarningsPurpose5Meter = metrics.GetOrRegisterMeter(fmt.Sprintf("account.%s.config.gdpr.purpose5.warn", id), me.MetricsRegistry)
	am.accountDeprecationWarningsPurpose6Meter = metrics.GetOrRegisterMeter(fmt.Sprintf("account.%s.config.gdpr.purpose6.warn", id), me.MetricsRegistry)
	am.accountDeprecationWarningsPurpose7Meter = metrics.GetOrRegisterMeter(fmt.Sprintf("account.%s.config.gdpr.purpose7.warn", id), me.MetricsRegistry)
	am.accountDeprecationWarningsPurpose8Meter = metrics.GetOrRegisterMeter(fmt.Sprintf("account.%s.config.gdpr.purpose8.warn", id), me.MetricsRegistry)
	am.accountDeprecationWarningsPurpose9Meter = metrics.GetOrRegisterMeter(fmt.Sprintf("account.%s.config.gdpr.purpose9.warn", id), me.MetricsRegistry)
	am.accountDeprecationWarningsPurpose10Meter = metrics.GetOrRegisterMeter(fmt.Sprintf("account.%s.config.gdpr.purpose10.warn", id), me.MetricsRegistry)
	am.channelEnabledCCPAMeter = metrics.GetOrRegisterMeter(fmt.Sprintf("account.%s.config.ccpa.channel_enabled.warn", id), me.MetricsRegistry)
	am.channelEnabledGDPRMeter = metrics.GetOrRegisterMeter(fmt.Sprintf("account.%s.config.gdpr.channel_enabled.warn", id), me.MetricsRegistry)
	am.accountDeprecationSummaryMeter = metrics.GetOrRegisterMeter(fmt.Sprintf("account.%s.config.summary", id), me.MetricsRegistry)

	if !me.MetricsDisabled.AccountModulesMetrics {
		for _, mod := range me.modules {
			am.moduleMetrics[mod] = makeBlankModuleMetrics()
			registerAccountModuleMetrics(me.MetricsRegistry, id, mod, am.moduleMetrics[mod])
		}
	}

	me.accountMetrics[id] = am

	return am
}

// Implement the MetricsEngine interface

// RecordRequest implements a part of the MetricsEngine interface
func (me *Metrics) RecordRequest(labels Labels) {
	me.RequestStatuses[labels.RType][labels.RequestStatus].Mark(1)
	if labels.Source == DemandApp {
		me.AppRequestMeter.Mark(1)
	} else {
		if labels.CookieFlag == CookieFlagNo {
			// NOTE: Old behavior was log me.AMPNoCookieMeter here for AMP requests.
			// AMP is still new and OpenRTB does not do this, so changing to match
			// OpenRTB endpoint
			me.NoCookieMeter.Mark(1)
		}
	}

	// Handle the account metrics now.
	am := me.getAccountMetrics(labels.PubID)
	am.requestMeter.Mark(1)
}

func (me *Metrics) RecordDebugRequest(debugEnabled bool, pubID string) {
	if debugEnabled {
		me.DebugRequestMeter.Mark(1)
		if pubID != PublisherUnknown {
			am := me.getAccountMetrics(pubID)
			if !me.MetricsDisabled.AccountDebug {
				am.debugRequestMeter.Mark(1)
			}
		}
	}
}

func (me *Metrics) RecordAccountGDPRPurposeWarning(account string, purposeName string) {
	if account != PublisherUnknown {
		am := me.getAccountMetrics(account)
		switch purposeName {
		case "purpose1":
			am.accountDeprecationWarningsPurpose1Meter.Mark(1)
		case "purpose2":
			am.accountDeprecationWarningsPurpose2Meter.Mark(1)
		case "purpose3":
			am.accountDeprecationWarningsPurpose3Meter.Mark(1)
		case "purpose4":
			am.accountDeprecationWarningsPurpose4Meter.Mark(1)
		case "purpose5":
			am.accountDeprecationWarningsPurpose5Meter.Mark(1)
		case "purpose6":
			am.accountDeprecationWarningsPurpose6Meter.Mark(1)
		case "purpose7":
			am.accountDeprecationWarningsPurpose7Meter.Mark(1)
		case "purpose8":
			am.accountDeprecationWarningsPurpose8Meter.Mark(1)
		case "purpose9":
			am.accountDeprecationWarningsPurpose9Meter.Mark(1)
		case "purpose10":
			am.accountDeprecationWarningsPurpose10Meter.Mark(1)
		}
	}
}

func (me *Metrics) RecordAccountGDPRChannelEnabledWarning(account string) {
	if account != PublisherUnknown {
		am := me.getAccountMetrics(account)
		am.channelEnabledGDPRMeter.Mark(1)
	}
}

func (me *Metrics) RecordAccountCCPAChannelEnabledWarning(account string) {
	if account != PublisherUnknown {
		am := me.getAccountMetrics(account)
		am.channelEnabledCCPAMeter.Mark(1)
	}
}

func (me *Metrics) RecordAccountUpgradeStatus(account string) {
	if account != PublisherUnknown {
		am := me.getAccountMetrics(account)
		am.accountDeprecationSummaryMeter.Mark(1)
	}
}

func (me *Metrics) RecordStoredResponse(pubId string) {
	me.StoredResponsesMeter.Mark(1)
	if pubId != PublisherUnknown && !me.MetricsDisabled.AccountStoredResponses {
		me.getAccountMetrics(pubId).storedResponsesMeter.Mark(1)
	}
}

func (me *Metrics) RecordImps(labels ImpLabels) {
	me.ImpMeter.Mark(int64(1))
	if labels.BannerImps {
		me.ImpsTypeBanner.Mark(int64(1))
	}
	if labels.VideoImps {
		me.ImpsTypeVideo.Mark(int64(1))
	}
	if labels.AudioImps {
		me.ImpsTypeAudio.Mark(int64(1))
	}
	if labels.NativeImps {
		me.ImpsTypeNative.Mark(int64(1))
	}
}

func (me *Metrics) RecordConnectionAccept(success bool) {
	if success {
		me.ConnectionCounter.Inc(1)
	} else {
		me.ConnectionAcceptErrorMeter.Mark(1)
	}
}

func (m *Metrics) RecordTMaxTimeout() {
	m.TMaxTimeoutCounter.Inc(1)
}

func (me *Metrics) RecordConnectionClose(success bool) {
	if success {
		me.ConnectionCounter.Dec(1)
	} else {
		me.ConnectionCloseErrorMeter.Mark(1)
	}
}

// RecordRequestTime implements a part of the MetricsEngine interface. The calling code is responsible
// for determining the call duration.
func (me *Metrics) RecordRequestTime(labels Labels, length time.Duration) {
	// Only record times for successful requests, as we don't have labels to screen out bad requests.
	if labels.RequestStatus == RequestStatusOK {
		me.RequestTimer.Update(length)
	}
}

// RecordStoredDataFetchTime implements a part of the MetricsEngine interface
func (me *Metrics) RecordStoredDataFetchTime(labels StoredDataLabels, length time.Duration) {
	me.StoredDataFetchTimer[labels.DataType][labels.DataFetchType].Update(length)
}

// RecordStoredDataError implements a part of the MetricsEngine interface
func (me *Metrics) RecordStoredDataError(labels StoredDataLabels) {
	me.StoredDataErrorMeter[labels.DataType][labels.Error].Mark(1)
}

// RecordAdapterPanic implements a part of the MetricsEngine interface
func (me *Metrics) RecordAdapterPanic(labels AdapterLabels) {
	am, ok := me.AdapterMetrics[labels.Adapter]
	if !ok {
		glog.Errorf("Trying to run adapter metrics on %s: adapter metrics not found", string(labels.Adapter))
		return
	}
	am.PanicMeter.Mark(1)
}

// RecordAdapterRequest implements a part of the MetricsEngine interface
func (me *Metrics) RecordAdapterRequest(labels AdapterLabels) {
	am, ok := me.AdapterMetrics[labels.Adapter]
	if !ok {
		glog.Errorf("Trying to run adapter metrics on %s: adapter metrics not found", string(labels.Adapter))
		return
	}

	aam, ok := me.getAccountMetrics(labels.PubID).adapterMetrics[labels.Adapter]
	switch labels.AdapterBids {
	case AdapterBidNone:
		am.NoBidMeter.Mark(1)
		if ok {
			aam.NoBidMeter.Mark(1)
		}
	case AdapterBidPresent:
		am.GotBidsMeter.Mark(1)
		if ok {
			aam.GotBidsMeter.Mark(1)
		}
	default:
		glog.Warningf("No go-metrics logged for AdapterBids value: %s", labels.AdapterBids)
	}
	for errType := range labels.AdapterErrors {
		am.ErrorMeters[errType].Mark(1)
	}

	if labels.CookieFlag == CookieFlagNo {
		am.NoCookieMeter.Mark(1)
	}
}

// Keeps track of created and reused connections to adapter bidders and the time from the
// connection request, to the connection creation, or reuse from the pool across all engines
func (me *Metrics) RecordAdapterConnections(adapterName openrtb_ext.BidderName,
	connWasReused bool,
	connWaitTime time.Duration) {

	if me.MetricsDisabled.AdapterConnectionMetrics {
		return
	}

	am, ok := me.AdapterMetrics[adapterName]
	if !ok {
		glog.Errorf("Trying to log adapter connection metrics for %s: adapter not found", string(adapterName))
		return
	}

	if connWasReused {
		am.ConnReused.Inc(1)
	} else {
		am.ConnCreated.Inc(1)
	}
	am.ConnWaitTime.Update(connWaitTime)
}

func (me *Metrics) RecordDNSTime(dnsLookupTime time.Duration) {
	me.DNSLookupTimer.Update(dnsLookupTime)
}

func (me *Metrics) RecordTLSHandshakeTime(tlsHandshakeTime time.Duration) {
	me.TLSHandshakeTimer.Update(tlsHandshakeTime)
}

func (me *Metrics) RecordBidderServerResponseTime(bidderServerResponseTime time.Duration) {
	me.BidderServerResponseTimer.Update(bidderServerResponseTime)
}

// RecordAdapterBidReceived implements a part of the MetricsEngine interface.
// This tracks how many bids from each Bidder use `adm` vs. `nurl.
func (me *Metrics) RecordAdapterBidReceived(labels AdapterLabels, bidType openrtb_ext.BidType, hasAdm bool) {
	am, ok := me.AdapterMetrics[labels.Adapter]
	if !ok {
		glog.Errorf("Trying to run adapter bid metrics on %s: adapter metrics not found", string(labels.Adapter))
		return
	}

	// Adapter metrics
	am.BidsReceivedMeter.Mark(1)
	// Account-Adapter metrics
	if aam, ok := me.getAccountMetrics(labels.PubID).adapterMetrics[labels.Adapter]; ok {
		aam.BidsReceivedMeter.Mark(1)
	}

	if metricsForType, ok := am.MarkupMetrics[bidType]; ok {
		if hasAdm {
			metricsForType.AdmMeter.Mark(1)
		} else {
			metricsForType.NurlMeter.Mark(1)
		}
	} else {
		glog.Errorf("bid/adm metrics map entry does not exist for type %s. This is a bug, and should be reported.", bidType)
	}
}

// RecordAdapterPrice implements a part of the MetricsEngine interface. Generates a histogram of winning bid prices
func (me *Metrics) RecordAdapterPrice(labels AdapterLabels, cpm float64) {
	am, ok := me.AdapterMetrics[labels.Adapter]
	if !ok {
		glog.Errorf("Trying to run adapter price metrics on %s: adapter metrics not found", string(labels.Adapter))
		return
	}
	// Adapter metrics
	am.PriceHistogram.Update(int64(cpm))
	// Account-Adapter metrics
	if aam, ok := me.getAccountMetrics(labels.PubID).adapterMetrics[labels.Adapter]; ok {
		aam.PriceHistogram.Update(int64(cpm))
	}
}

// RecordAdapterTime implements a part of the MetricsEngine interface. Records the adapter response time
func (me *Metrics) RecordAdapterTime(labels AdapterLabels, length time.Duration) {
	am, ok := me.AdapterMetrics[labels.Adapter]
	if !ok {
		glog.Errorf("Trying to run adapter latency metrics on %s: adapter metrics not found", string(labels.Adapter))
		return
	}
	// Adapter metrics
	am.RequestTimer.Update(length)
	// Account-Adapter metrics
	if aam, ok := me.getAccountMetrics(labels.PubID).adapterMetrics[labels.Adapter]; ok {
		aam.RequestTimer.Update(length)
	}
}

// RecordOverheadTime implements a part of the MetricsEngine interface. Records the adapter overhead time
func (me *Metrics) RecordOverheadTime(overhead OverheadType, length time.Duration) {
	me.OverheadTimer[overhead].Update(length)
}

// RecordCookieSync implements a part of the MetricsEngine interface. Records a cookie sync request
func (me *Metrics) RecordCookieSync(status CookieSyncStatus) {
	me.CookieSyncMeter.Mark(1)
	if meter, exists := me.CookieSyncStatusMeter[status]; exists {
		meter.Mark(1)
	}
}

// RecordSyncerRequest implements a part of the MetricsEngine interface. Records a cookie sync syncer request and status
func (me *Metrics) RecordSyncerRequest(key string, status SyncerCookieSyncStatus) {
	if keyMeter, exists := me.SyncerRequestsMeter[key]; exists {
		if statusMeter, exists := keyMeter[status]; exists {
			statusMeter.Mark(1)
		}
	}
}

// RecordSetUid implements a part of the MetricsEngine interface. Records a set uid sync request
func (me *Metrics) RecordSetUid(status SetUidStatus) {
	me.SetUidMeter.Mark(1)
	if meter, exists := me.SetUidStatusMeter[status]; exists {
		meter.Mark(1)
	}
}

// RecordSyncerSet implements a part of the MetricsEngine interface. Records a set uid sync request and status
func (me *Metrics) RecordSyncerSet(key string, status SyncerSetUidStatus) {
	if keyMeter, exists := me.SyncerSetsMeter[key]; exists {
		if statusMeter, exists := keyMeter[status]; exists {
			statusMeter.Mark(1)
		}
	}
}

// RecordStoredReqCacheResult implements a part of the MetricsEngine interface. Records the
// cache hits and misses when looking up stored requests
func (me *Metrics) RecordStoredReqCacheResult(cacheResult CacheResult, inc int) {
	me.StoredReqCacheMeter[cacheResult].Mark(int64(inc))
}

// RecordStoredImpCacheResult implements a part of the MetricsEngine interface. Records the
// cache hits and misses when looking up stored impressions.
func (me *Metrics) RecordStoredImpCacheResult(cacheResult CacheResult, inc int) {
	me.StoredImpCacheMeter[cacheResult].Mark(int64(inc))
}

// RecordAccountCacheResult implements a part of the MetricsEngine interface. Records the
// cache hits and misses when looking up accounts.
func (me *Metrics) RecordAccountCacheResult(cacheResult CacheResult, inc int) {
	me.AccountCacheMeter[cacheResult].Mark(int64(inc))
}

// RecordPrebidCacheRequestTime implements a part of the MetricsEngine interface. Records the
// amount of time taken to store the auction result in Prebid Cache.
func (me *Metrics) RecordPrebidCacheRequestTime(success bool, length time.Duration) {
	if success {
		me.PrebidCacheRequestTimerSuccess.Update(length)
	} else {
		me.PrebidCacheRequestTimerError.Update(length)
	}
}

func (me *Metrics) RecordRequestQueueTime(success bool, requestType RequestType, length time.Duration) {
	if requestType == ReqTypeVideo { //remove this check when other request types are supported
		me.RequestsQueueTimer[requestType][success].Update(length)
	}

}

func (me *Metrics) RecordTimeoutNotice(success bool) {
	if success {
		me.TimeoutNotificationSuccess.Mark(1)
	} else {
		me.TimeoutNotificationFailure.Mark(1)
	}
}

func (me *Metrics) RecordRequestPrivacy(privacy PrivacyLabels) {
	if privacy.CCPAProvided {
		me.PrivacyCCPARequest.Mark(1)
		if privacy.CCPAEnforced {
			me.PrivacyCCPARequestOptOut.Mark(1)
		}
	}

	if privacy.COPPAEnforced {
		me.PrivacyCOPPARequest.Mark(1)
	}

	if privacy.GDPREnforced {
		if metric, ok := me.PrivacyTCFRequestVersion[privacy.GDPRTCFVersion]; ok {
			metric.Mark(1)
		} else {
			me.PrivacyTCFRequestVersion[TCFVersionErr].Mark(1)
		}
	}

	if privacy.LMTEnforced {
		me.PrivacyLMTRequest.Mark(1)
	}
}

func (me *Metrics) RecordAdapterGDPRRequestBlocked(adapterName openrtb_ext.BidderName) {
	if me.MetricsDisabled.AdapterGDPRRequestBlocked {
		return
	}

	am, ok := me.AdapterMetrics[adapterName]
	if !ok {
		glog.Errorf("Trying to log adapter GDPR request blocked metric for %s: adapter not found", string(adapterName))
		return
	}

	am.GDPRRequestBlocked.Mark(1)
}

func (me *Metrics) RecordAdsCertReq(success bool) {
	if success {
		me.AdsCertRequestsSuccess.Mark(1)
	} else {
		me.AdsCertRequestsFailure.Mark(1)
	}
}

func (me *Metrics) RecordAdsCertSignTime(adsCertSignTime time.Duration) {
	me.adsCertSignTimer.Update(adsCertSignTime)
}

func (me *Metrics) RecordBidValidationCreativeSizeError(adapter openrtb_ext.BidderName, pubID string) {
	am, ok := me.AdapterMetrics[adapter]
	if !ok {
		glog.Errorf("Trying to run adapter metrics on %s: adapter metrics not found", string(adapter))
		return
	}
	am.BidValidationCreativeSizeErrorMeter.Mark(1)

	aam := me.getAccountMetrics(pubID)
	if !me.MetricsDisabled.AccountAdapterDetails {
		aam.bidValidationCreativeSizeMeter.Mark(1)
	}
}

func (me *Metrics) RecordBidValidationCreativeSizeWarn(adapter openrtb_ext.BidderName, pubID string) {
	am, ok := me.AdapterMetrics[adapter]
	if !ok {
		glog.Errorf("Trying to run adapter metrics on %s: adapter metrics not found", string(adapter))
		return
	}
	am.BidValidationCreativeSizeWarnMeter.Mark(1)

	aam := me.getAccountMetrics(pubID)
	if !me.MetricsDisabled.AccountAdapterDetails {
		aam.bidValidationCreativeSizeWarnMeter.Mark(1)
	}
}

func (me *Metrics) RecordBidValidationSecureMarkupError(adapter openrtb_ext.BidderName, pubID string) {
	am, ok := me.AdapterMetrics[adapter]
	if !ok {
		glog.Errorf("Trying to run adapter metrics on %s: adapter metrics not found", string(adapter))
		return
	}
	am.BidValidationSecureMarkupErrorMeter.Mark(1)

	aam := me.getAccountMetrics(pubID)
	if !me.MetricsDisabled.AccountAdapterDetails {
		aam.bidValidationSecureMarkupMeter.Mark(1)
	}
}

func (me *Metrics) RecordBidValidationSecureMarkupWarn(adapter openrtb_ext.BidderName, pubID string) {
	am, ok := me.AdapterMetrics[adapter]
	if !ok {
		glog.Errorf("Trying to run adapter metrics on %s: adapter metrics not found", string(adapter))
		return
	}
	am.BidValidationSecureMarkupWarnMeter.Mark(1)

	aam := me.getAccountMetrics(pubID)
	if !me.MetricsDisabled.AccountAdapterDetails {
		aam.bidValidationSecureMarkupWarnMeter.Mark(1)
	}
}

func (me *Metrics) RecordModuleCalled(labels ModuleLabels, duration time.Duration) {
	mm, err := me.getModuleMetric(labels)
	if err != nil {
		return
	}

	// Module metrics
	mm.CallCounter.Inc(1)
	mm.DurationTimer.Update(duration)

	// Account-Module metrics
	if labels.AccountID != "" && labels.AccountID != PublisherUnknown {
		if aam, ok := me.getAccountMetrics(labels.AccountID).moduleMetrics[labels.Module]; ok {
			aam.CallCounter.Inc(1)
			aam.DurationTimer.Update(duration)
		}
	}
}

func (me *Metrics) RecordModuleFailed(labels ModuleLabels) {
	mm, err := me.getModuleMetric(labels)
	if err != nil {
		return
	}

	// Module metrics
	mm.FailureCounter.Inc(1)

	// Account-Module metrics
	if labels.AccountID != "" && labels.AccountID != PublisherUnknown {
		if aam, ok := me.getAccountMetrics(labels.AccountID).moduleMetrics[labels.Module]; ok {
			aam.FailureCounter.Inc(1)
		}
	}
}

func (me *Metrics) RecordModuleSuccessNooped(labels ModuleLabels) {
	mm, err := me.getModuleMetric(labels)
	if err != nil {
		return
	}

	// Module metrics
	mm.SuccessNoopCounter.Inc(1)

	// Account-Module metrics
	if labels.AccountID != "" && labels.AccountID != PublisherUnknown {
		if aam, ok := me.getAccountMetrics(labels.AccountID).moduleMetrics[labels.Module]; ok {
			aam.SuccessNoopCounter.Inc(1)
		}
	}
}

func (me *Metrics) RecordModuleSuccessUpdated(labels ModuleLabels) {
	mm, err := me.getModuleMetric(labels)
	if err != nil {
		return
	}

	// Module metrics
	mm.SuccessUpdateCounter.Inc(1)

	// Account-Module metrics
	if labels.AccountID != "" && labels.AccountID != PublisherUnknown {
		if aam, ok := me.getAccountMetrics(labels.AccountID).moduleMetrics[labels.Module]; ok {
			aam.SuccessUpdateCounter.Inc(1)
		}
	}
}

func (me *Metrics) RecordModuleSuccessRejected(labels ModuleLabels) {
	mm, err := me.getModuleMetric(labels)
	if err != nil {
		return
	}

	// Module metrics
	mm.SuccessRejectCounter.Inc(1)

	// Account-Module metrics
	if labels.AccountID != "" && labels.AccountID != PublisherUnknown {
		if aam, ok := me.getAccountMetrics(labels.AccountID).moduleMetrics[labels.Module]; ok {
			aam.SuccessRejectCounter.Inc(1)
		}
	}
}

func (me *Metrics) RecordModuleExecutionError(labels ModuleLabels) {
	mm, err := me.getModuleMetric(labels)
	if err != nil {
		return
	}

	// Module metrics
	mm.ExecutionErrorCounter.Inc(1)

	// Account-Module metrics
	if labels.AccountID != "" && labels.AccountID != PublisherUnknown {
		if aam, ok := me.getAccountMetrics(labels.AccountID).moduleMetrics[labels.Module]; ok {
			aam.ExecutionErrorCounter.Inc(1)
		}
	}
}

func (me *Metrics) RecordModuleTimeout(labels ModuleLabels) {
	mm, err := me.getModuleMetric(labels)
	if err != nil {
		return
	}

	// Module metrics
	mm.TimeoutCounter.Inc(1)

	// Account-Module metrics
	if labels.AccountID != "" && labels.AccountID != PublisherUnknown {
		if aam, ok := me.getAccountMetrics(labels.AccountID).moduleMetrics[labels.Module]; ok {
			aam.TimeoutCounter.Inc(1)
		}
	}
}

func (me *Metrics) getModuleMetric(labels ModuleLabels) (*ModuleMetrics, error) {
	mm, ok := me.ModuleMetrics[labels.Module][labels.Stage]
	if !ok {
		err := fmt.Errorf("Trying to run module %s metrics for stage %s: module metrics not found", labels.Module, labels.Stage)
		glog.Errorf(err.Error())
		return nil, err
	}

	return mm, nil
}