github.com/darrenli6/fabric-sdk-example@v0.0.0-20220109053535-94b13b56df8c/common/flogging/grpclogger.go (about)

     1  /*
     2  Copyright IBM Corp. 2017 All Rights Reserved.
     3  
     4  Licensed under the Apache License, Version 2.0 (the "License");
     5  you may not use this file except in compliance with the License.
     6  You may obtain a copy of the License at
     7  
     8  		 http://www.apache.org/licenses/LICENSE-2.0
     9  
    10  Unless required by applicable law or agreed to in writing, software
    11  distributed under the License is distributed on an "AS IS" BASIS,
    12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13  See the License for the specific language governing permissions and
    14  limitations under the License.
    15  */
    16  
    17  package flogging
    18  
    19  import (
    20  	"github.com/op/go-logging"
    21  	"google.golang.org/grpc/grpclog"
    22  )
    23  
    24  const GRPCModuleID = "grpc"
    25  
    26  func initgrpclogger() {
    27  	glogger := MustGetLogger(GRPCModuleID)
    28  	grpclog.SetLogger(&grpclogger{glogger})
    29  }
    30  
    31  // grpclogger implements the standard Go logging interface and wraps the
    32  // logger provided by the flogging package.  This is required in order to
    33  // replace the default log used by the grpclog package.
    34  type grpclogger struct {
    35  	logger *logging.Logger
    36  }
    37  
    38  func (g *grpclogger) Fatal(args ...interface{}) {
    39  	g.logger.Fatal(args...)
    40  }
    41  
    42  func (g *grpclogger) Fatalf(format string, args ...interface{}) {
    43  	g.logger.Fatalf(format, args...)
    44  }
    45  
    46  func (g *grpclogger) Fatalln(args ...interface{}) {
    47  	g.logger.Fatal(args...)
    48  }
    49  
    50  // NOTE: grpclog does not support leveled logs so for now use DEBUG
    51  func (g *grpclogger) Print(args ...interface{}) {
    52  	g.logger.Debug(args...)
    53  }
    54  
    55  func (g *grpclogger) Printf(format string, args ...interface{}) {
    56  	g.logger.Debugf(format, args...)
    57  }
    58  
    59  func (g *grpclogger) Println(args ...interface{}) {
    60  	g.logger.Debug(args...)
    61  }