)

func authenticateNode(accessKey, secretKey string) (string, error) {
	claims := xjwt.NewStandardClaims()
	claims.SetExpiry(UTCNow().Add(defaultInterNodeJWTExpiry))
	claims.SetAccessKey(accessKey)

	jwt := jwtgo.NewWithClaims(jwtgo.SigningMethodHS512, claims)
	return jwt.SignedString([]byte(secretKey))
}

// Check if the request is authenticated.
// Returns nil if the request is authenticated. errNoAuthToken if token missing.

)

func getTokenString(accessKey, secretKey string) (string, error) {
	claims := xjwt.NewMapClaims()
	claims.SetExpiry(UTCNow().Add(defaultJWTExpiry))
	claims.SetAccessKey(accessKey)
	token := jwtgo.NewWithClaims(jwtgo.SigningMethodHS512, claims)
	return token.SignedString([]byte(secretKey))
}

// Tests web request authenticator.
func TestWebRequestAuthenticate(t *testing.T) {
	ctx, cancel := context.WithCancel(t.Context())

	s.testServer.Stop()
}

const (
	defaultPrometheusJWTExpiry = 100 * 365 * 24 * time.Hour
)

func (s *TestSuiteCommon) TestMetricsV3Handler(c *check) {
	jwt := jwtgo.NewWithClaims(jwtgo.SigningMethodHS512, jwtgo.StandardClaims{
		ExpiresAt: time.Now().UTC().Add(defaultPrometheusJWTExpiry).Unix(),
		Subject:   s.accessKey,
		Issuer:    "prometheus",
	})