adfs: Implement PDH collector (#1656)

2026-02-08 05:56:37 +00:00 · 2024-09-29 13:25:04 +02:00
parent e6aaf91df1
commit 996080c1e9
9 changed files with 577 additions and 183 deletions
--- a/.golangci.yaml
+++ b/.golangci.yaml
@@ -29,6 +29,7 @@ run:
 linters-settings:
  gosec:
    excludes:
+      - G101 # Potential hardcoded credentials
      - G115 # integer overflow conversion

  gci:
--- a/pkg/collector/adcs/adcs.go
+++ b/pkg/collector/adcs/adcs.go
@@ -77,19 +77,19 @@ func (c *Collector) Close(_ *slog.Logger) error {
 func (c *Collector) Build(_ *slog.Logger, _ *wmi.Client) error {
 	if utils.PDHEnabled() {
 		counters := []string{
-			RequestsPerSecond,
-			RequestProcessingTime,
-			RetrievalsPerSecond,
-			RetrievalProcessingTime,
-			FailedRequestsPerSecond,
-			IssuedRequestsPerSecond,
-			PendingRequestsPerSecond,
-			RequestCryptographicSigningTime,
-			RequestPolicyModuleProcessingTime,
-			ChallengeResponsesPerSecond,
-			ChallengeResponseProcessingTime,
-			SignedCertificateTimestampListsPerSecond,
-			SignedCertificateTimestampListProcessingTime,
+			requestsPerSecond,
+			requestProcessingTime,
+			retrievalsPerSecond,
+			retrievalProcessingTime,
+			failedRequestsPerSecond,
+			issuedRequestsPerSecond,
+			pendingRequestsPerSecond,
+			requestCryptographicSigningTime,
+			requestPolicyModuleProcessingTime,
+			challengeResponsesPerSecond,
+			challengeResponseProcessingTime,
+			signedCertificateTimestampListsPerSecond,
+			signedCertificateTimestampListProcessingTime,
 		}

 		var err error
@@ -317,79 +317,79 @@ func (c *Collector) collectPDH(ch chan<- prometheus.Metric) error {
 		ch <- prometheus.MustNewConstMetric(
 			c.requestsPerSecond,
 			prometheus.CounterValue,
-			adcsData[RequestsPerSecond].FirstValue,
+			adcsData[requestsPerSecond].FirstValue,
 			name,
 		)
 		ch <- prometheus.MustNewConstMetric(
 			c.requestProcessingTime,
 			prometheus.GaugeValue,
-			utils.MilliSecToSec(adcsData[RequestProcessingTime].FirstValue),
+			utils.MilliSecToSec(adcsData[requestProcessingTime].FirstValue),
 			name,
 		)
 		ch <- prometheus.MustNewConstMetric(
 			c.retrievalsPerSecond,
 			prometheus.CounterValue,
-			adcsData[RetrievalsPerSecond].FirstValue,
+			adcsData[retrievalsPerSecond].FirstValue,
 			name,
 		)
 		ch <- prometheus.MustNewConstMetric(
 			c.retrievalProcessingTime,
 			prometheus.GaugeValue,
-			utils.MilliSecToSec(adcsData[RetrievalProcessingTime].FirstValue),
+			utils.MilliSecToSec(adcsData[retrievalProcessingTime].FirstValue),
 			name,
 		)
 		ch <- prometheus.MustNewConstMetric(
 			c.failedRequestsPerSecond,
 			prometheus.CounterValue,
-			adcsData[FailedRequestsPerSecond].FirstValue,
+			adcsData[failedRequestsPerSecond].FirstValue,
 			name,
 		)
 		ch <- prometheus.MustNewConstMetric(
 			c.issuedRequestsPerSecond,
 			prometheus.CounterValue,
-			adcsData[IssuedRequestsPerSecond].FirstValue,
+			adcsData[issuedRequestsPerSecond].FirstValue,
 			name,
 		)
 		ch <- prometheus.MustNewConstMetric(
 			c.pendingRequestsPerSecond,
 			prometheus.CounterValue,
-			adcsData[PendingRequestsPerSecond].FirstValue,
+			adcsData[pendingRequestsPerSecond].FirstValue,
 			name,
 		)
 		ch <- prometheus.MustNewConstMetric(
 			c.requestCryptographicSigningTime,
 			prometheus.GaugeValue,
-			utils.MilliSecToSec(adcsData[RequestCryptographicSigningTime].FirstValue),
+			utils.MilliSecToSec(adcsData[requestCryptographicSigningTime].FirstValue),
 			name,
 		)
 		ch <- prometheus.MustNewConstMetric(
 			c.requestPolicyModuleProcessingTime,
 			prometheus.GaugeValue,
-			utils.MilliSecToSec(adcsData[RequestPolicyModuleProcessingTime].FirstValue),
+			utils.MilliSecToSec(adcsData[requestPolicyModuleProcessingTime].FirstValue),
 			name,
 		)
 		ch <- prometheus.MustNewConstMetric(
 			c.challengeResponsesPerSecond,
 			prometheus.CounterValue,
-			adcsData[ChallengeResponsesPerSecond].FirstValue,
+			adcsData[challengeResponsesPerSecond].FirstValue,
 			name,
 		)
 		ch <- prometheus.MustNewConstMetric(
 			c.challengeResponseProcessingTime,
 			prometheus.GaugeValue,
-			utils.MilliSecToSec(adcsData[ChallengeResponseProcessingTime].FirstValue),
+			utils.MilliSecToSec(adcsData[challengeResponseProcessingTime].FirstValue),
 			name,
 		)
 		ch <- prometheus.MustNewConstMetric(
 			c.signedCertificateTimestampListsPerSecond,
 			prometheus.CounterValue,
-			adcsData[SignedCertificateTimestampListsPerSecond].FirstValue,
+			adcsData[signedCertificateTimestampListsPerSecond].FirstValue,
 			name,
 		)
 		ch <- prometheus.MustNewConstMetric(
 			c.signedCertificateTimestampListProcessingTime,
 			prometheus.GaugeValue,
-			utils.MilliSecToSec(adcsData[SignedCertificateTimestampListProcessingTime].FirstValue),
+			utils.MilliSecToSec(adcsData[signedCertificateTimestampListProcessingTime].FirstValue),
 			name,
 		)
 	}
--- a/pkg/collector/adcs/const.go
+++ b/pkg/collector/adcs/const.go
@@ -1,19 +1,19 @@
 package adcs

 const (
-	RequestsPerSecond                            = "Requests/sec"
-	RequestProcessingTime                        = "Request processing time (ms)"
-	RetrievalsPerSecond                          = "Retrievals/sec"
-	RetrievalProcessingTime                      = "Retrieval processing time (ms)"
-	FailedRequestsPerSecond                      = "Failed Requests/sec"
-	IssuedRequestsPerSecond                      = "Issued Requests/sec"
-	PendingRequestsPerSecond                     = "Pending Requests/sec"
-	RequestCryptographicSigningTime              = "Request cryptographic signing time (ms)"
-	RequestPolicyModuleProcessingTime            = "Request policy module processing time (ms)"
-	ChallengeResponsesPerSecond                  = "Challenge Responses/sec"
-	ChallengeResponseProcessingTime              = "Challenge Response processing time (ms)"
-	SignedCertificateTimestampListsPerSecond     = "Signed Certificate Timestamp Lists/sec"
-	SignedCertificateTimestampListProcessingTime = "Signed Certificate Timestamp List processing time (ms)"
+	challengeResponseProcessingTime              = "Challenge Response processing time (ms)"
+	challengeResponsesPerSecond                  = "Challenge Responses/sec"
+	failedRequestsPerSecond                      = "Failed Requests/sec"
+	issuedRequestsPerSecond                      = "Issued Requests/sec"
+	pendingRequestsPerSecond                     = "Pending Requests/sec"
+	requestCryptographicSigningTime              = "Request cryptographic signing time (ms)"
+	requestPolicyModuleProcessingTime            = "Request policy module processing time (ms)"
+	requestProcessingTime                        = "Request processing time (ms)"
+	requestsPerSecond                            = "Requests/sec"
+	retrievalProcessingTime                      = "Retrieval processing time (ms)"
+	retrievalsPerSecond                          = "Retrievals/sec"
+	signedCertificateTimestampListProcessingTime = "Signed Certificate Timestamp List processing time (ms)"
+	signedCertificateTimestampListsPerSecond     = "Signed Certificate Timestamp Lists/sec"
 )

 type perflibADCS struct {
--- a/pkg/collector/adfs/adfs.go
+++ b/pkg/collector/adfs/adfs.go
@@ -3,12 +3,16 @@
 package adfs

 import (
+	"errors"
+	"fmt"
 	"log/slog"
 	"math"

 	"github.com/alecthomas/kingpin/v2"
+	"github.com/prometheus-community/windows_exporter/pkg/perfdata"
 	"github.com/prometheus-community/windows_exporter/pkg/perflib"
 	"github.com/prometheus-community/windows_exporter/pkg/types"
+	"github.com/prometheus-community/windows_exporter/pkg/utils"
 	"github.com/prometheus/client_golang/prometheus"
 	"github.com/yusufpapurcu/wmi"
 )
@@ -22,6 +26,8 @@ var ConfigDefaults = Config{}
 type Collector struct {
 	config Config

+	perfDataCollector *perfdata.Collector
+
 	adLoginConnectionFailures                          *prometheus.Desc
 	artifactDBFailures                                 *prometheus.Desc
 	avgArtifactDBQueryTime                             *prometheus.Desc
@@ -63,8 +69,8 @@ type Collector struct {
 	upAuthenticationFailures                           *prometheus.Desc
 	upAuthentications                                  *prometheus.Desc
 	windowsIntegratedAuthentications                   *prometheus.Desc
-	wsfedTokenRequests                                 *prometheus.Desc
-	wstrustTokenRequests                               *prometheus.Desc
+	wsFedTokenRequests                                 *prometheus.Desc
+	wsTrustTokenRequests                               *prometheus.Desc
 }

 func New(config *Config) *Collector {
@@ -88,6 +94,10 @@ func (c *Collector) GetName() string {
 }

 func (c *Collector) GetPerfCounter(_ *slog.Logger) ([]string, error) {
+	if utils.PDHEnabled() {
+		return []string{}, nil
+	}
+
 	return []string{"AD FS"}, nil
 }

@@ -96,6 +106,61 @@ func (c *Collector) Close(_ *slog.Logger) error {
 }

 func (c *Collector) Build(_ *slog.Logger, _ *wmi.Client) error {
+	if utils.PDHEnabled() {
+		counters := []string{
+			adLoginConnectionFailures,
+			certificateAuthentications,
+			deviceAuthentications,
+			extranetAccountLockouts,
+			federatedAuthentications,
+			passportAuthentications,
+			passiveRequests,
+			passwordChangeFailed,
+			passwordChangeSucceeded,
+			tokenRequests,
+			windowsIntegratedAuthentications,
+			oAuthAuthZRequests,
+			oAuthClientAuthentications,
+			oAuthClientAuthenticationFailures,
+			oAuthClientCredentialRequestFailures,
+			oAuthClientCredentialRequests,
+			oAuthClientPrivateKeyJWTAuthenticationFailures,
+			oAuthClientPrivateKeyJWTAuthentications,
+			oAuthClientBasicAuthenticationFailures,
+			oAuthClientBasicAuthentications,
+			oAuthClientSecretPostAuthenticationFailures,
+			oAuthClientSecretPostAuthentications,
+			oAuthClientWindowsAuthenticationFailures,
+			oAuthClientWindowsAuthentications,
+			oAuthLogonCertRequestFailures,
+			oAuthLogonCertTokenRequests,
+			oAuthPasswordGrantRequestFailures,
+			oAuthPasswordGrantRequests,
+			oAuthTokenRequests,
+			samlPTokenRequests,
+			ssoAuthenticationFailures,
+			ssoAuthentications,
+			wsFedTokenRequests,
+			wsTrustTokenRequests,
+			usernamePasswordAuthenticationFailures,
+			usernamePasswordAuthentications,
+			externalAuthentications,
+			externalAuthNFailures,
+			artifactDBFailures,
+			avgArtifactDBQueryTime,
+			configDBFailures,
+			avgConfigDBQueryTime,
+			federationMetadataRequests,
+		}
+
+		var err error
+
+		c.perfDataCollector, err = perfdata.NewCollector("AD FS", []string{"*"}, counters)
+		if err != nil {
+			return fmt.Errorf("failed to create AD FS collector: %w", err)
+		}
+	}
+
 	c.adLoginConnectionFailures = prometheus.NewDesc(
 		prometheus.BuildFQName(types.Namespace, Name, "ad_login_connection_failures_total"),
 		"Total number of connection failures to an Active Directory domain controller",
@@ -288,13 +353,13 @@ func (c *Collector) Build(_ *slog.Logger, _ *wmi.Client) error {
 		nil,
 		nil,
 	)
-	c.wsfedTokenRequests = prometheus.NewDesc(
+	c.wsFedTokenRequests = prometheus.NewDesc(
 		prometheus.BuildFQName(types.Namespace, Name, "wsfed_token_requests_success_total"),
 		"Total number of successful RP tokens issued over WS-Fed protocol",
 		nil,
 		nil,
 	)
-	c.wstrustTokenRequests = prometheus.NewDesc(
+	c.wsTrustTokenRequests = prometheus.NewDesc(
 		prometheus.BuildFQName(types.Namespace, Name, "wstrust_token_requests_success_total"),
 		"Total number of successful RP tokens issued over WS-Trust protocol",
 		nil,
@@ -358,55 +423,17 @@ func (c *Collector) Build(_ *slog.Logger, _ *wmi.Client) error {
 	return nil
 }

-type perflibADFS struct {
-	AdLoginConnectionFailures            float64 `perflib:"AD Login Connection Failures"`
-	CertificateAuthentications           float64 `perflib:"Certificate Authentications"`
-	DeviceAuthentications                float64 `perflib:"Device Authentications"`
-	ExtranetAccountLockouts              float64 `perflib:"Extranet Account Lockouts"`
-	FederatedAuthentications             float64 `perflib:"Federated Authentications"`
-	PassportAuthentications              float64 `perflib:"Microsoft Passport Authentications"`
-	PassiveRequests                      float64 `perflib:"Passive Requests"`
-	PasswordChangeFailed                 float64 `perflib:"Password Change Failed Requests"`
-	PasswordChangeSucceeded              float64 `perflib:"Password Change Successful Requests"`
-	TokenRequests                        float64 `perflib:"Token Requests"`
-	WindowsIntegratedAuthentications     float64 `perflib:"Windows Integrated Authentications"`
-	OAuthAuthZRequests                   float64 `perflib:"OAuth AuthZ Requests"`
-	OAuthClientAuthentications           float64 `perflib:"OAuth Client Authentications"`
-	OAuthClientAuthenticationFailures    float64 `perflib:"OAuth Client Authentications Failures"`
-	OAuthClientCredentialRequestFailures float64 `perflib:"OAuth Client Credentials Request Failures"`
-	OAuthClientCredentialRequests        float64 `perflib:"OAuth Client Credentials Requests"`
-	OAuthClientPrivKeyJWTAuthnFailures   float64 `perflib:"OAuth Client Private Key Jwt Authentication Failures"`
-	OAuthClientPrivKeyJWTAuthentications float64 `perflib:"OAuth Client Private Key Jwt Authentications"`
-	OAuthClientBasicAuthnFailures        float64 `perflib:"OAuth Client Secret Basic Authentication Failures"`
-	OAuthClientBasicAuthentications      float64 `perflib:"OAuth Client Secret Basic Authentication Requests"`
-	OAuthClientSecretPostAuthnFailures   float64 `perflib:"OAuth Client Secret Post Authentication Failures"`
-	OAuthClientSecretPostAuthentications float64 `perflib:"OAuth Client Secret Post Authentications"`
-	OAuthClientWindowsAuthnFailures      float64 `perflib:"OAuth Client Windows Integrated Authentication Failures"`
-	OAuthClientWindowsAuthentications    float64 `perflib:"OAuth Client Windows Integrated Authentications"`
-	OAuthLogonCertRequestFailures        float64 `perflib:"OAuth Logon Certificate Request Failures"`
-	OAuthLogonCertTokenRequests          float64 `perflib:"OAuth Logon Certificate Token Requests"`
-	OAuthPasswordGrantRequestFailures    float64 `perflib:"OAuth Password Grant Request Failures"`
-	OAuthPasswordGrantRequests           float64 `perflib:"OAuth Password Grant Requests"`
-	OAuthTokenRequests                   float64 `perflib:"OAuth Token Requests"`
-	SAMLPTokenRequests                   float64 `perflib:"SAML-P Token Requests"`
-	SSOAuthenticationFailures            float64 `perflib:"SSO Authentication Failures"`
-	SSOAuthentications                   float64 `perflib:"SSO Authentications"`
-	WSFedTokenRequests                   float64 `perflib:"WS-Fed Token Requests"`
-	WSTrustTokenRequests                 float64 `perflib:"WS-Trust Token Requests"`
-	UsernamePasswordAuthnFailures        float64 `perflib:"U/P Authentication Failures"`
-	UsernamePasswordAuthentications      float64 `perflib:"U/P Authentications"`
-	ExternalAuthentications              float64 `perflib:"External Authentications"`
-	ExternalAuthNFailures                float64 `perflib:"External Authentication Failures"`
-	ArtifactDBFailures                   float64 `perflib:"Artifact Database Connection Failures"`
-	AvgArtifactDBQueryTime               float64 `perflib:"Average Artifact Database Query Time"`
-	ConfigDBFailures                     float64 `perflib:"Configuration Database Connection Failures"`
-	AvgConfigDBQueryTime                 float64 `perflib:"Average Config Database Query Time"`
-	FederationMetadataRequests           float64 `perflib:"Federation Metadata Requests"`
-}
-
 func (c *Collector) Collect(ctx *types.ScrapeContext, logger *slog.Logger, ch chan<- prometheus.Metric) error {
+	if utils.PDHEnabled() {
+		return c.collectPDH(ch)
+	}
+
 	logger = logger.With(slog.String("collector", Name))

+	return c.collect(ctx, logger, ch)
+}
+
+func (c *Collector) collect(ctx *types.ScrapeContext, logger *slog.Logger, ch chan<- prometheus.Metric) error {
 	var adfsData []perflibADFS

 	err := perflib.UnmarshalObject(ctx.PerfObjects["AD FS"], &adfsData, logger)
@@ -607,13 +634,13 @@ func (c *Collector) Collect(ctx *types.ScrapeContext, logger *slog.Logger, ch ch
 	)

 	ch <- prometheus.MustNewConstMetric(
-		c.wsfedTokenRequests,
+		c.wsFedTokenRequests,
 		prometheus.CounterValue,
 		adfsData[0].WSFedTokenRequests,
 	)

 	ch <- prometheus.MustNewConstMetric(
-		c.wstrustTokenRequests,
+		c.wsTrustTokenRequests,
 		prometheus.CounterValue,
 		adfsData[0].WSTrustTokenRequests,
 	)
@@ -674,3 +701,276 @@ func (c *Collector) Collect(ctx *types.ScrapeContext, logger *slog.Logger, ch ch

 	return nil
 }
+
+func (c *Collector) collectPDH(ch chan<- prometheus.Metric) error {
+	data, err := c.perfDataCollector.Collect()
+	if err != nil {
+		return fmt.Errorf("failed to collect Certification Authority (ADCS) metrics: %w", err)
+	}
+
+	adfsData, ok := data[perfdata.EmptyInstance]
+
+	if !ok {
+		return errors.New("perflib query for Certification Authority (ADCS) returned empty result set")
+	}
+
+	ch <- prometheus.MustNewConstMetric(
+		c.adLoginConnectionFailures,
+		prometheus.CounterValue,
+		adfsData[adLoginConnectionFailures].FirstValue,
+	)
+
+	ch <- prometheus.MustNewConstMetric(
+		c.certificateAuthentications,
+		prometheus.CounterValue,
+		adfsData[certificateAuthentications].FirstValue,
+	)
+
+	ch <- prometheus.MustNewConstMetric(
+		c.deviceAuthentications,
+		prometheus.CounterValue,
+		adfsData[deviceAuthentications].FirstValue,
+	)
+
+	ch <- prometheus.MustNewConstMetric(
+		c.extranetAccountLockouts,
+		prometheus.CounterValue,
+		adfsData[extranetAccountLockouts].FirstValue,
+	)
+
+	ch <- prometheus.MustNewConstMetric(
+		c.federatedAuthentications,
+		prometheus.CounterValue,
+		adfsData[federatedAuthentications].FirstValue,
+	)
+
+	ch <- prometheus.MustNewConstMetric(
+		c.passportAuthentications,
+		prometheus.CounterValue,
+		adfsData[passportAuthentications].FirstValue,
+	)
+
+	ch <- prometheus.MustNewConstMetric(
+		c.passiveRequests,
+		prometheus.CounterValue,
+		adfsData[passiveRequests].FirstValue,
+	)
+
+	ch <- prometheus.MustNewConstMetric(
+		c.passwordChangeFailed,
+		prometheus.CounterValue,
+		adfsData[passwordChangeFailed].FirstValue,
+	)
+
+	ch <- prometheus.MustNewConstMetric(
+		c.passwordChangeSucceeded,
+		prometheus.CounterValue,
+		adfsData[passwordChangeSucceeded].FirstValue,
+	)
+
+	ch <- prometheus.MustNewConstMetric(
+		c.tokenRequests,
+		prometheus.CounterValue,
+		adfsData[tokenRequests].FirstValue,
+	)
+
+	ch <- prometheus.MustNewConstMetric(
+		c.windowsIntegratedAuthentications,
+		prometheus.CounterValue,
+		adfsData[windowsIntegratedAuthentications].FirstValue,
+	)
+
+	ch <- prometheus.MustNewConstMetric(
+		c.oAuthAuthZRequests,
+		prometheus.CounterValue,
+		adfsData[oAuthAuthZRequests].FirstValue,
+	)
+
+	ch <- prometheus.MustNewConstMetric(
+		c.oAuthClientAuthentications,
+		prometheus.CounterValue,
+		adfsData[oAuthClientAuthentications].FirstValue,
+	)
+
+	ch <- prometheus.MustNewConstMetric(
+		c.oAuthClientAuthenticationsFailures,
+		prometheus.CounterValue,
+		adfsData[oAuthClientAuthenticationFailures].FirstValue,
+	)
+
+	ch <- prometheus.MustNewConstMetric(
+		c.oAuthClientCredentialsRequestFailures,
+		prometheus.CounterValue,
+		adfsData[oAuthClientCredentialRequestFailures].FirstValue,
+	)
+
+	ch <- prometheus.MustNewConstMetric(
+		c.oAuthClientCredentialsRequests,
+		prometheus.CounterValue,
+		adfsData[oAuthClientCredentialRequests].FirstValue,
+	)
+
+	ch <- prometheus.MustNewConstMetric(
+		c.oAuthClientPrivateKeyJwtAuthenticationFailures,
+		prometheus.CounterValue,
+		adfsData[oAuthClientPrivateKeyJWTAuthenticationFailures].FirstValue,
+	)
+
+	ch <- prometheus.MustNewConstMetric(
+		c.oAuthClientPrivateKeyJwtAuthentications,
+		prometheus.CounterValue,
+		adfsData[oAuthClientPrivateKeyJWTAuthentications].FirstValue,
+	)
+
+	ch <- prometheus.MustNewConstMetric(
+		c.oAuthClientSecretBasicAuthenticationFailures,
+		prometheus.CounterValue,
+		adfsData[oAuthClientBasicAuthenticationFailures].FirstValue,
+	)
+
+	ch <- prometheus.MustNewConstMetric(
+		c.oAuthClientSecretBasicAuthentications,
+		prometheus.CounterValue,
+		adfsData[oAuthClientBasicAuthentications].FirstValue,
+	)
+
+	ch <- prometheus.MustNewConstMetric(
+		c.oAuthClientSecretPostAuthenticationFailures,
+		prometheus.CounterValue,
+		adfsData[oAuthClientSecretPostAuthenticationFailures].FirstValue,
+	)
+
+	ch <- prometheus.MustNewConstMetric(
+		c.oAuthClientSecretPostAuthentications,
+		prometheus.CounterValue,
+		adfsData[oAuthClientSecretPostAuthentications].FirstValue,
+	)
+
+	ch <- prometheus.MustNewConstMetric(
+		c.oAuthClientWindowsIntegratedAuthenticationFailures,
+		prometheus.CounterValue,
+		adfsData[oAuthClientWindowsAuthenticationFailures].FirstValue,
+	)
+
+	ch <- prometheus.MustNewConstMetric(
+		c.oAuthClientWindowsIntegratedAuthentications,
+		prometheus.CounterValue,
+		adfsData[oAuthClientWindowsAuthentications].FirstValue,
+	)
+
+	ch <- prometheus.MustNewConstMetric(
+		c.oAuthLogonCertificateRequestFailures,
+		prometheus.CounterValue,
+		adfsData[oAuthLogonCertRequestFailures].FirstValue,
+	)
+
+	ch <- prometheus.MustNewConstMetric(
+		c.oAuthLogonCertificateTokenRequests,
+		prometheus.CounterValue,
+		adfsData[oAuthLogonCertTokenRequests].FirstValue,
+	)
+
+	ch <- prometheus.MustNewConstMetric(
+		c.oAuthPasswordGrantRequestFailures,
+		prometheus.CounterValue,
+		adfsData[oAuthPasswordGrantRequestFailures].FirstValue,
+	)
+
+	ch <- prometheus.MustNewConstMetric(
+		c.oAuthPasswordGrantRequests,
+		prometheus.CounterValue,
+		adfsData[oAuthPasswordGrantRequests].FirstValue,
+	)
+
+	ch <- prometheus.MustNewConstMetric(
+		c.oAuthTokenRequests,
+		prometheus.CounterValue,
+		adfsData[oAuthTokenRequests].FirstValue,
+	)
+
+	ch <- prometheus.MustNewConstMetric(
+		c.samlPTokenRequests,
+		prometheus.CounterValue,
+		adfsData[samlPTokenRequests].FirstValue,
+	)
+
+	ch <- prometheus.MustNewConstMetric(
+		c.ssoAuthenticationFailures,
+		prometheus.CounterValue,
+		adfsData[ssoAuthenticationFailures].FirstValue,
+	)
+
+	ch <- prometheus.MustNewConstMetric(
+		c.ssoAuthentications,
+		prometheus.CounterValue,
+		adfsData[ssoAuthentications].FirstValue,
+	)
+
+	ch <- prometheus.MustNewConstMetric(
+		c.wsFedTokenRequests,
+		prometheus.CounterValue,
+		adfsData[wsFedTokenRequests].FirstValue,
+	)
+
+	ch <- prometheus.MustNewConstMetric(
+		c.wsTrustTokenRequests,
+		prometheus.CounterValue,
+		adfsData[wsTrustTokenRequests].FirstValue,
+	)
+
+	ch <- prometheus.MustNewConstMetric(
+		c.upAuthenticationFailures,
+		prometheus.CounterValue,
+		adfsData[usernamePasswordAuthenticationFailures].FirstValue,
+	)
+
+	ch <- prometheus.MustNewConstMetric(
+		c.upAuthentications,
+		prometheus.CounterValue,
+		adfsData[usernamePasswordAuthentications].FirstValue,
+	)
+
+	ch <- prometheus.MustNewConstMetric(
+		c.externalAuthenticationFailures,
+		prometheus.CounterValue,
+		adfsData[externalAuthNFailures].FirstValue,
+	)
+
+	ch <- prometheus.MustNewConstMetric(
+		c.externalAuthentications,
+		prometheus.CounterValue,
+		adfsData[externalAuthentications].FirstValue,
+	)
+
+	ch <- prometheus.MustNewConstMetric(
+		c.artifactDBFailures,
+		prometheus.CounterValue,
+		adfsData[artifactDBFailures].FirstValue,
+	)
+
+	ch <- prometheus.MustNewConstMetric(
+		c.avgArtifactDBQueryTime,
+		prometheus.CounterValue,
+		adfsData[avgArtifactDBQueryTime].FirstValue*math.Pow(10, -8),
+	)
+
+	ch <- prometheus.MustNewConstMetric(
+		c.configDBFailures,
+		prometheus.CounterValue,
+		adfsData[configDBFailures].FirstValue,
+	)
+
+	ch <- prometheus.MustNewConstMetric(
+		c.avgConfigDBQueryTime,
+		prometheus.CounterValue,
+		adfsData[avgConfigDBQueryTime].FirstValue*math.Pow(10, -8),
+	)
+
+	ch <- prometheus.MustNewConstMetric(
+		c.federationMetadataRequests,
+		prometheus.CounterValue,
+		adfsData[federationMetadataRequests].FirstValue,
+	)
+
+	return nil
+}
--- a/pkg/collector/adfs/const.go
+++ b/pkg/collector/adfs/const.go
@@ -0,0 +1,93 @@
+package adfs
+
+const (
+	adLoginConnectionFailures                      = "AD Login Connection Failures"
+	artifactDBFailures                             = "Artifact Database Connection Failures"
+	avgArtifactDBQueryTime                         = "Average Artifact Database Query Time"
+	avgConfigDBQueryTime                           = "Average Config Database Query Time"
+	certificateAuthentications                     = "Certificate Authentications"
+	configDBFailures                               = "Configuration Database Connection Failures"
+	deviceAuthentications                          = "Device Authentications"
+	externalAuthentications                        = "External Authentications"
+	externalAuthNFailures                          = "External Authentication Failures"
+	extranetAccountLockouts                        = "Extranet Account Lockouts"
+	federatedAuthentications                       = "Federated Authentications"
+	federationMetadataRequests                     = "Federation Metadata Requests"
+	oAuthAuthZRequests                             = "OAuth AuthZ Requests"
+	oAuthClientAuthenticationFailures              = "OAuth Client Authentications Failures"
+	oAuthClientAuthentications                     = "OAuth Client Authentications"
+	oAuthClientBasicAuthenticationFailures         = "OAuth Client Secret Basic Authentication Failures"
+	oAuthClientBasicAuthentications                = "OAuth Client Secret Basic Authentication Requests"
+	oAuthClientCredentialRequestFailures           = "OAuth Client Credentials Request Failures"
+	oAuthClientCredentialRequests                  = "OAuth Client Credentials Requests"
+	oAuthClientPrivateKeyJWTAuthenticationFailures = "OAuth Client Private Key Jwt Authentication Failures"
+	oAuthClientPrivateKeyJWTAuthentications        = "OAuth Client Private Key Jwt Authentications"
+	oAuthClientSecretPostAuthenticationFailures    = "OAuth Client Secret Post Authentication Failures"
+	oAuthClientSecretPostAuthentications           = "OAuth Client Secret Post Authentications"
+	oAuthClientWindowsAuthenticationFailures       = "OAuth Client Windows Integrated Authentication Failures"
+	oAuthClientWindowsAuthentications              = "OAuth Client Windows Integrated Authentications"
+	oAuthLogonCertRequestFailures                  = "OAuth Logon Certificate Request Failures"
+	oAuthLogonCertTokenRequests                    = "OAuth Logon Certificate Token Requests"
+	oAuthPasswordGrantRequestFailures              = "OAuth Password Grant Request Failures"
+	oAuthPasswordGrantRequests                     = "OAuth Password Grant Requests"
+	oAuthTokenRequests                             = "OAuth Token Requests"
+	passiveRequests                                = "Passive Requests"
+	passportAuthentications                        = "Microsoft Passport Authentications"
+	passwordChangeFailed                           = "Password Change Failed Requests"
+	passwordChangeSucceeded                        = "Password Change Successful Requests"
+	samlPTokenRequests                             = "SAML-P Token Requests"
+	ssoAuthenticationFailures                      = "SSO Authentication Failures"
+	ssoAuthentications                             = "SSO Authentications"
+	tokenRequests                                  = "Token Requests"
+	usernamePasswordAuthenticationFailures         = "U/P Authentication Failures"
+	usernamePasswordAuthentications                = "U/P Authentications"
+	windowsIntegratedAuthentications               = "Windows Integrated Authentications"
+	wsFedTokenRequests                             = "WS-Fed Token Requests"
+	wsTrustTokenRequests                           = "WS-Trust Token Requests"
+)
+
+type perflibADFS struct {
+	AdLoginConnectionFailures            float64 `perflib:"AD Login Connection Failures"`
+	CertificateAuthentications           float64 `perflib:"Certificate Authentications"`
+	DeviceAuthentications                float64 `perflib:"Device Authentications"`
+	ExtranetAccountLockouts              float64 `perflib:"Extranet Account Lockouts"`
+	FederatedAuthentications             float64 `perflib:"Federated Authentications"`
+	PassportAuthentications              float64 `perflib:"Microsoft Passport Authentications"`
+	PassiveRequests                      float64 `perflib:"Passive Requests"`
+	PasswordChangeFailed                 float64 `perflib:"Password Change Failed Requests"`
+	PasswordChangeSucceeded              float64 `perflib:"Password Change Successful Requests"`
+	TokenRequests                        float64 `perflib:"Token Requests"`
+	WindowsIntegratedAuthentications     float64 `perflib:"Windows Integrated Authentications"`
+	OAuthAuthZRequests                   float64 `perflib:"OAuth AuthZ Requests"`
+	OAuthClientAuthentications           float64 `perflib:"OAuth Client Authentications"`
+	OAuthClientAuthenticationFailures    float64 `perflib:"OAuth Client Authentications Failures"`
+	OAuthClientCredentialRequestFailures float64 `perflib:"OAuth Client Credentials Request Failures"`
+	OAuthClientCredentialRequests        float64 `perflib:"OAuth Client Credentials Requests"`
+	OAuthClientPrivKeyJWTAuthnFailures   float64 `perflib:"OAuth Client Private Key Jwt Authentication Failures"`
+	OAuthClientPrivKeyJWTAuthentications float64 `perflib:"OAuth Client Private Key Jwt Authentications"`
+	OAuthClientBasicAuthnFailures        float64 `perflib:"OAuth Client Secret Basic Authentication Failures"`
+	OAuthClientBasicAuthentications      float64 `perflib:"OAuth Client Secret Basic Authentication Requests"`
+	OAuthClientSecretPostAuthnFailures   float64 `perflib:"OAuth Client Secret Post Authentication Failures"`
+	OAuthClientSecretPostAuthentications float64 `perflib:"OAuth Client Secret Post Authentications"`
+	OAuthClientWindowsAuthnFailures      float64 `perflib:"OAuth Client Windows Integrated Authentication Failures"`
+	OAuthClientWindowsAuthentications    float64 `perflib:"OAuth Client Windows Integrated Authentications"`
+	OAuthLogonCertRequestFailures        float64 `perflib:"OAuth Logon Certificate Request Failures"`
+	OAuthLogonCertTokenRequests          float64 `perflib:"OAuth Logon Certificate Token Requests"`
+	OAuthPasswordGrantRequestFailures    float64 `perflib:"OAuth Password Grant Request Failures"`
+	OAuthPasswordGrantRequests           float64 `perflib:"OAuth Password Grant Requests"`
+	OAuthTokenRequests                   float64 `perflib:"OAuth Token Requests"`
+	SAMLPTokenRequests                   float64 `perflib:"SAML-P Token Requests"`
+	SSOAuthenticationFailures            float64 `perflib:"SSO Authentication Failures"`
+	SSOAuthentications                   float64 `perflib:"SSO Authentications"`
+	WSFedTokenRequests                   float64 `perflib:"WS-Fed Token Requests"`
+	WSTrustTokenRequests                 float64 `perflib:"WS-Trust Token Requests"`
+	UsernamePasswordAuthnFailures        float64 `perflib:"U/P Authentication Failures"`
+	UsernamePasswordAuthentications      float64 `perflib:"U/P Authentications"`
+	ExternalAuthentications              float64 `perflib:"External Authentications"`
+	ExternalAuthNFailures                float64 `perflib:"External Authentication Failures"`
+	ArtifactDBFailures                   float64 `perflib:"Artifact Database Connection Failures"`
+	AvgArtifactDBQueryTime               float64 `perflib:"Average Artifact Database Query Time"`
+	ConfigDBFailures                     float64 `perflib:"Configuration Database Connection Failures"`
+	AvgConfigDBQueryTime                 float64 `perflib:"Average Config Database Query Time"`
+	FederationMetadataRequests           float64 `perflib:"Federation Metadata Requests"`
+}
--- a/pkg/collector/cpu/const.go
+++ b/pkg/collector/cpu/const.go
@@ -2,29 +2,29 @@ package cpu

 // Processor performance counters.
 const (
-	C1TimeSeconds            = "% C1 Time"
-	C2TimeSeconds            = "% C2 Time"
-	C3TimeSeconds            = "% C3 Time"
-	C1TransitionsTotal       = "C1 Transitions/sec"
-	C2TransitionsTotal       = "C2 Transitions/sec"
-	C3TransitionsTotal       = "C3 Transitions/sec"
-	ClockInterruptsTotal     = "Clock Interrupts/sec"
-	DPCsQueuedTotal          = "DPCs Queued/sec"
-	DPCTimeSeconds           = "% DPC Time"
-	IdleBreakEventsTotal     = "Idle Break Events/sec"
-	IdleTimeSeconds          = "% Idle Time"
-	InterruptsTotal          = "Interrupts/sec"
-	InterruptTimeSeconds     = "% Interrupt Time"
-	ParkingStatus            = "Parking Status"
-	PerformanceLimitPercent  = "% Performance Limit"
-	PriorityTimeSeconds      = "% Priority Time"
-	PrivilegedTimeSeconds    = "% Privileged Time"
-	PrivilegedUtilitySeconds = "% Privileged Utility"
-	ProcessorFrequencyMHz    = "Processor Frequency"
-	ProcessorPerformance     = "% Processor Performance"
-	ProcessorTimeSeconds     = "% Processor Time"
-	ProcessorUtilityRate     = "% Processor Utility"
-	UserTimeSeconds          = "% User Time"
+	c1TimeSeconds            = "% C1 Time"
+	c2TimeSeconds            = "% C2 Time"
+	c3TimeSeconds            = "% C3 Time"
+	c1TransitionsTotal       = "C1 Transitions/sec"
+	c2TransitionsTotal       = "C2 Transitions/sec"
+	c3TransitionsTotal       = "C3 Transitions/sec"
+	clockInterruptsTotal     = "Clock Interrupts/sec"
+	dpcQueuedPerSecond       = "DPCs Queued/sec"
+	dpcTimeSeconds           = "% DPC Time"
+	idleBreakEventsTotal     = "Idle Break Events/sec"
+	idleTimeSeconds          = "% Idle Time"
+	interruptsTotal          = "Interrupts/sec"
+	interruptTimeSeconds     = "% Interrupt Time"
+	parkingStatus            = "Parking Status"
+	performanceLimitPercent  = "% Performance Limit"
+	priorityTimeSeconds      = "% Priority Time"
+	privilegedTimeSeconds    = "% Privileged Time"
+	privilegedUtilitySeconds = "% Privileged Utility"
+	processorFrequencyMHz    = "Processor Frequency"
+	processorPerformance     = "% Processor Performance"
+	processorTimeSeconds     = "% Processor Time"
+	processorUtilityRate     = "% Processor Utility"
+	userTimeSeconds          = "% User Time"
 )

 type perflibProcessorInformation struct {
--- a/pkg/collector/cpu/cpu.go
+++ b/pkg/collector/cpu/cpu.go
@@ -78,29 +78,29 @@ func (c *Collector) Close(_ *slog.Logger) error {
 func (c *Collector) Build(_ *slog.Logger, _ *wmi.Client) error {
 	if utils.PDHEnabled() {
 		counters := []string{
-			C1TimeSeconds,
-			C2TimeSeconds,
-			C3TimeSeconds,
-			C1TransitionsTotal,
-			C2TransitionsTotal,
-			C3TransitionsTotal,
-			ClockInterruptsTotal,
-			DPCsQueuedTotal,
-			DPCTimeSeconds,
-			IdleBreakEventsTotal,
-			IdleTimeSeconds,
-			InterruptsTotal,
-			InterruptTimeSeconds,
-			ParkingStatus,
-			PerformanceLimitPercent,
-			PriorityTimeSeconds,
-			PrivilegedTimeSeconds,
-			PrivilegedUtilitySeconds,
-			ProcessorFrequencyMHz,
-			ProcessorPerformance,
-			ProcessorTimeSeconds,
-			ProcessorUtilityRate,
-			UserTimeSeconds,
+			c1TimeSeconds,
+			c2TimeSeconds,
+			c3TimeSeconds,
+			c1TransitionsTotal,
+			c2TransitionsTotal,
+			c3TransitionsTotal,
+			clockInterruptsTotal,
+			dpcQueuedPerSecond,
+			dpcTimeSeconds,
+			idleBreakEventsTotal,
+			idleTimeSeconds,
+			interruptsTotal,
+			interruptTimeSeconds,
+			parkingStatus,
+			performanceLimitPercent,
+			priorityTimeSeconds,
+			privilegedTimeSeconds,
+			privilegedUtilitySeconds,
+			processorFrequencyMHz,
+			processorPerformance,
+			processorTimeSeconds,
+			processorUtilityRate,
+			userTimeSeconds,
 		}

 		var err error
@@ -396,119 +396,119 @@ func (c *Collector) collectPDH(ch chan<- prometheus.Metric) error {
 		ch <- prometheus.MustNewConstMetric(
 			c.cStateSecondsTotal,
 			prometheus.CounterValue,
-			coreData[C1TimeSeconds].FirstValue,
+			coreData[c1TimeSeconds].FirstValue,
 			core, "c1",
 		)
 		ch <- prometheus.MustNewConstMetric(
 			c.cStateSecondsTotal,
 			prometheus.CounterValue,
-			coreData[C2TimeSeconds].FirstValue,
+			coreData[c2TimeSeconds].FirstValue,
 			core, "c2",
 		)
 		ch <- prometheus.MustNewConstMetric(
 			c.cStateSecondsTotal,
 			prometheus.CounterValue,
-			coreData[C3TimeSeconds].FirstValue,
+			coreData[c3TimeSeconds].FirstValue,
 			core, "c3",
 		)

 		ch <- prometheus.MustNewConstMetric(
 			c.timeTotal,
 			prometheus.CounterValue,
-			coreData[IdleTimeSeconds].FirstValue,
+			coreData[idleTimeSeconds].FirstValue,
 			core, "idle",
 		)
 		ch <- prometheus.MustNewConstMetric(
 			c.timeTotal,
 			prometheus.CounterValue,
-			coreData[InterruptTimeSeconds].FirstValue,
+			coreData[interruptTimeSeconds].FirstValue,
 			core, "interrupt",
 		)
 		ch <- prometheus.MustNewConstMetric(
 			c.timeTotal,
 			prometheus.CounterValue,
-			coreData[DPCTimeSeconds].FirstValue,
+			coreData[dpcTimeSeconds].FirstValue,
 			core, "dpc",
 		)
 		ch <- prometheus.MustNewConstMetric(
 			c.timeTotal,
 			prometheus.CounterValue,
-			coreData[PrivilegedTimeSeconds].FirstValue,
+			coreData[privilegedTimeSeconds].FirstValue,
 			core, "privileged",
 		)
 		ch <- prometheus.MustNewConstMetric(
 			c.timeTotal,
 			prometheus.CounterValue,
-			coreData[UserTimeSeconds].FirstValue,
+			coreData[userTimeSeconds].FirstValue,
 			core, "user",
 		)

 		ch <- prometheus.MustNewConstMetric(
 			c.interruptsTotal,
 			prometheus.CounterValue,
-			coreData[InterruptsTotal].FirstValue,
+			coreData[interruptsTotal].FirstValue,
 			core,
 		)
 		ch <- prometheus.MustNewConstMetric(
 			c.dpcsTotal,
 			prometheus.CounterValue,
-			coreData[DPCsQueuedTotal].FirstValue,
+			coreData[dpcQueuedPerSecond].FirstValue,
 			core,
 		)
 		ch <- prometheus.MustNewConstMetric(
 			c.clockInterruptsTotal,
 			prometheus.CounterValue,
-			coreData[ClockInterruptsTotal].FirstValue,
+			coreData[clockInterruptsTotal].FirstValue,
 			core,
 		)
 		ch <- prometheus.MustNewConstMetric(
 			c.idleBreakEventsTotal,
 			prometheus.CounterValue,
-			coreData[IdleBreakEventsTotal].FirstValue,
+			coreData[idleBreakEventsTotal].FirstValue,
 			core,
 		)

 		ch <- prometheus.MustNewConstMetric(
 			c.parkingStatus,
 			prometheus.GaugeValue,
-			coreData[ParkingStatus].FirstValue,
+			coreData[parkingStatus].FirstValue,
 			core,
 		)

 		ch <- prometheus.MustNewConstMetric(
 			c.processorFrequencyMHz,
 			prometheus.GaugeValue,
-			coreData[ProcessorFrequencyMHz].FirstValue,
+			coreData[processorFrequencyMHz].FirstValue,
 			core,
 		)
 		ch <- prometheus.MustNewConstMetric(
 			c.processorPerformance,
 			prometheus.CounterValue,
-			coreData[ProcessorPerformance].FirstValue,
+			coreData[processorPerformance].FirstValue,
 			core,
 		)
 		ch <- prometheus.MustNewConstMetric(
 			c.processorMPerf,
 			prometheus.CounterValue,
-			coreData[ProcessorPerformance].SecondValue,
+			coreData[processorPerformance].SecondValue,
 			core,
 		)
 		ch <- prometheus.MustNewConstMetric(
 			c.processorRTC,
 			prometheus.CounterValue,
-			coreData[ProcessorUtilityRate].SecondValue,
+			coreData[processorUtilityRate].SecondValue,
 			core,
 		)
 		ch <- prometheus.MustNewConstMetric(
 			c.processorUtility,
 			prometheus.CounterValue,
-			coreData[ProcessorUtilityRate].FirstValue,
+			coreData[processorUtilityRate].FirstValue,
 			core,
 		)
 		ch <- prometheus.MustNewConstMetric(
 			c.processorPrivilegedUtility,
 			prometheus.CounterValue,
-			coreData[PrivilegedUtilitySeconds].FirstValue,
+			coreData[privilegedUtilitySeconds].FirstValue,
 			core,
 		)
 	}
--- a/pkg/collector/tcp/const.go
+++ b/pkg/collector/tcp/const.go
@@ -4,13 +4,13 @@ package tcp
 // - https://msdn.microsoft.com/en-us/library/aa394341(v=vs.85).aspx
 // The TCPv6 performance object uses the same fields.
 const (
-	ConnectionFailures          = "Connection Failures"
-	ConnectionsActive           = "Connections Active"
-	ConnectionsEstablished      = "Connections Established"
-	ConnectionsPassive          = "Connections Passive"
-	ConnectionsReset            = "Connections Reset"
-	SegmentsPersec              = "Segments/sec"
-	SegmentsReceivedPersec      = "Segments Received/sec"
-	SegmentsRetransmittedPersec = "Segments Retransmitted/sec"
-	SegmentsSentPersec          = "Segments Sent/sec"
+	connectionFailures          = "Connection Failures"
+	connectionsActive           = "Connections Active"
+	connectionsEstablished      = "Connections Established"
+	connectionsPassive          = "Connections Passive"
+	connectionsReset            = "Connections Reset"
+	segmentsPerSec              = "Segments/sec"
+	segmentsReceivedPerSec      = "Segments Received/sec"
+	segmentsRetransmittedPerSec = "Segments Retransmitted/sec"
+	segmentsSentPerSec          = "Segments Sent/sec"
 )
--- a/pkg/collector/tcp/tcp.go
+++ b/pkg/collector/tcp/tcp.go
@@ -67,15 +67,15 @@ func (c *Collector) Close(_ *slog.Logger) error {

 func (c *Collector) Build(_ *slog.Logger, _ *wmi.Client) error {
 	counters := []string{
-		ConnectionFailures,
-		ConnectionsActive,
-		ConnectionsEstablished,
-		ConnectionsPassive,
-		ConnectionsReset,
-		SegmentsPersec,
-		SegmentsReceivedPersec,
-		SegmentsRetransmittedPersec,
-		SegmentsSentPersec,
+		connectionFailures,
+		connectionsActive,
+		connectionsEstablished,
+		connectionsPassive,
+		connectionsReset,
+		segmentsPerSec,
+		segmentsReceivedPerSec,
+		segmentsRetransmittedPerSec,
+		segmentsSentPerSec,
 	}

 	var err error
@@ -167,55 +167,55 @@ func writeTCPCounters(metrics map[string]perfdata.CounterValues, labels []string
 	ch <- prometheus.MustNewConstMetric(
 		c.connectionFailures,
 		prometheus.CounterValue,
-		metrics[ConnectionFailures].FirstValue,
+		metrics[connectionFailures].FirstValue,
 		labels...,
 	)
 	ch <- prometheus.MustNewConstMetric(
 		c.connectionsActive,
 		prometheus.CounterValue,
-		metrics[ConnectionsActive].FirstValue,
+		metrics[connectionsActive].FirstValue,
 		labels...,
 	)
 	ch <- prometheus.MustNewConstMetric(
 		c.connectionsEstablished,
 		prometheus.GaugeValue,
-		metrics[ConnectionsEstablished].FirstValue,
+		metrics[connectionsEstablished].FirstValue,
 		labels...,
 	)
 	ch <- prometheus.MustNewConstMetric(
 		c.connectionsPassive,
 		prometheus.CounterValue,
-		metrics[ConnectionsPassive].FirstValue,
+		metrics[connectionsPassive].FirstValue,
 		labels...,
 	)
 	ch <- prometheus.MustNewConstMetric(
 		c.connectionsReset,
 		prometheus.CounterValue,
-		metrics[ConnectionsReset].FirstValue,
+		metrics[connectionsReset].FirstValue,
 		labels...,
 	)
 	ch <- prometheus.MustNewConstMetric(
 		c.segmentsTotal,
 		prometheus.CounterValue,
-		metrics[SegmentsPersec].FirstValue,
+		metrics[segmentsPerSec].FirstValue,
 		labels...,
 	)
 	ch <- prometheus.MustNewConstMetric(
 		c.segmentsReceivedTotal,
 		prometheus.CounterValue,
-		metrics[SegmentsReceivedPersec].FirstValue,
+		metrics[segmentsReceivedPerSec].FirstValue,
 		labels...,
 	)
 	ch <- prometheus.MustNewConstMetric(
 		c.segmentsRetransmittedTotal,
 		prometheus.CounterValue,
-		metrics[SegmentsRetransmittedPersec].FirstValue,
+		metrics[segmentsRetransmittedPerSec].FirstValue,
 		labels...,
 	)
 	ch <- prometheus.MustNewConstMetric(
 		c.segmentsSentTotal,
 		prometheus.CounterValue,
-		metrics[SegmentsSentPersec].FirstValue,
+		metrics[segmentsSentPerSec].FirstValue,
 		labels...,
 	)
 }