github.com/decred/dcrlnd@v0.7.6/monitoring/monitoring_off.go (about)

     1  //go:build !monitoring
     2  // +build !monitoring
     3  
     4  package monitoring
     5  
     6  import (
     7  	"fmt"
     8  
     9  	"google.golang.org/grpc"
    10  
    11  	"github.com/decred/dcrlnd/lncfg"
    12  )
    13  
    14  // GetPromInterceptors returns the set of interceptors for Prometheus
    15  // monitoring if monitoring is enabled, else empty slices. Monitoring is
    16  // currently disabled.
    17  func GetPromInterceptors() ([]grpc.UnaryServerInterceptor, []grpc.StreamServerInterceptor) {
    18  	return []grpc.UnaryServerInterceptor{}, []grpc.StreamServerInterceptor{}
    19  }
    20  
    21  // ExportPrometheusMetrics is required for lnd to compile so that Prometheus
    22  // metric exporting can be hidden behind a build tag.
    23  func ExportPrometheusMetrics(_ *grpc.Server, _ lncfg.Prometheus) error {
    24  	return fmt.Errorf("lnd must be built with the monitoring tag to " +
    25  		"enable exporting Prometheus metrics")
    26  }