github.com/rkt/rkt@v1.30.1-0.20200224141603-171c416fac02/stage1/init/common/log.go (about)

     1  // Copyright 2016 The rkt Authors
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package common
    16  
    17  import (
    18  	"io/ioutil"
    19  
    20  	rktlog "github.com/rkt/rkt/pkg/log"
    21  )
    22  
    23  var (
    24  	log  *rktlog.Logger
    25  	diag *rktlog.Logger
    26  )
    27  
    28  func init() {
    29  	log, diag, _ = rktlog.NewLogSet("stage1", false)
    30  }
    31  
    32  func InitDebug(debug bool) {
    33  	log.SetDebug(debug)
    34  	if debug {
    35  		diag.SetDebug(true)
    36  	} else {
    37  		diag.SetOutput(ioutil.Discard)
    38  	}
    39  }