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

     1  /*
     2  Copyright IBM Corp. 2016 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 clilogging
    18  
    19  import (
    20  	"github.com/hyperledger/fabric/common/errors"
    21  	"github.com/hyperledger/fabric/peer/common"
    22  	pb "github.com/hyperledger/fabric/protos/peer"
    23  
    24  	"github.com/spf13/cobra"
    25  )
    26  
    27  // LoggingCmdFactory holds the clients used by LoggingCmd
    28  type LoggingCmdFactory struct {
    29  	AdminClient pb.AdminClient
    30  }
    31  
    32  // InitCmdFactory init the LoggingCmdFactory with default admin client
    33  func InitCmdFactory() (*LoggingCmdFactory, error) {
    34  	var err error
    35  	var adminClient pb.AdminClient
    36  
    37  	adminClient, err = common.GetAdminClient()
    38  	if err != nil {
    39  		return nil, err
    40  	}
    41  
    42  	return &LoggingCmdFactory{
    43  		AdminClient: adminClient,
    44  	}, nil
    45  }
    46  
    47  func checkLoggingCmdParams(cmd *cobra.Command, args []string) error {
    48  	var err error
    49  	if cmd.Name() == "revertlevels" {
    50  		if len(args) > 0 {
    51  			err = errors.ErrorWithCallstack("LOG", "400", "More parameters than necessary were provided. Expected 0, received %d.", len(args))
    52  			return err
    53  		}
    54  	} else {
    55  		// check that at least one parameter is passed in
    56  		if len(args) == 0 {
    57  			err = errors.ErrorWithCallstack("LOG", "400", "No parameters provided.")
    58  			return err
    59  		}
    60  	}
    61  
    62  	if cmd.Name() == "setlevel" {
    63  		// check that log level parameter is provided
    64  		if len(args) == 1 {
    65  			err = errors.ErrorWithCallstack("LOG", "400", "No log level provided.")
    66  		} else {
    67  			// check that log level is valid. if not, err is set
    68  			err = common.CheckLogLevel(args[1])
    69  		}
    70  	}
    71  
    72  	return err
    73  }