github.com/rkt/rkt@v1.30.1-0.20200224141603-171c416fac02/stage1_fly/gc/main.go (about)

     1  // Copyright 2015 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 main
    16  
    17  import (
    18  	"flag"
    19  	"io/ioutil"
    20  	"os"
    21  
    22  	"github.com/rkt/rkt/common"
    23  	rktlog "github.com/rkt/rkt/pkg/log"
    24  )
    25  
    26  var (
    27  	debug bool
    28  
    29  	diag        *rktlog.Logger
    30  	localConfig string
    31  )
    32  
    33  func init() {
    34  	flag.BoolVar(&debug, "debug", false, "Run in debug mode")
    35  	flag.StringVar(&localConfig, "local-config", common.DefaultLocalConfigDir, "Local config path (ignored)")
    36  }
    37  
    38  func main() {
    39  	flag.Parse()
    40  
    41  	diag = rktlog.New(os.Stderr, "gc", debug)
    42  	if !debug {
    43  		diag.SetOutput(ioutil.Discard)
    44  	}
    45  	diag.Printf("not doing anything since stage0 is cleaning up the mounts")
    46  	return
    47  }