kubeadm.go

Documentation: k8s.io/kubernetes/cmd/kubeadm/app

     1  /*
     2  Copyright 2016 The Kubernetes Authors.
     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 app
    18  
    19  import (
    20  	"flag"
    21  	"os"
    22  
    23  	"github.com/spf13/pflag"
    24  
    25  	cliflag "k8s.io/component-base/cli/flag"
    26  	"k8s.io/klog/v2"
    27  
    28  	"k8s.io/kubernetes/cmd/kubeadm/app/cmd"
    29  )
    30  
    31  // Run creates and executes new kubeadm command
    32  func Run() error {
    33  	klog.InitFlags(nil)
    34  	pflag.CommandLine.SetNormalizeFunc(cliflag.WordSepNormalizeFunc)
    35  	pflag.CommandLine.AddGoFlagSet(flag.CommandLine)
    36  
    37  	pflag.Set("logtostderr", "true")
    38  	// We do not want these flags to show up in --help
    39  	// These MarkHidden calls must be after the lines above
    40  	pflag.CommandLine.MarkHidden("alsologtostderr")
    41  	pflag.CommandLine.MarkHidden("log-backtrace-at")
    42  	pflag.CommandLine.MarkHidden("log-dir")
    43  	pflag.CommandLine.MarkHidden("logtostderr")
    44  	pflag.CommandLine.MarkHidden("log-file")          //nolint:errcheck
    45  	pflag.CommandLine.MarkHidden("log-file-max-size") //nolint:errcheck
    46  	pflag.CommandLine.MarkHidden("one-output")        //nolint:errcheck
    47  	pflag.CommandLine.MarkHidden("skip-log-headers")  //nolint:errcheck
    48  	pflag.CommandLine.MarkHidden("stderrthreshold")
    49  	pflag.CommandLine.MarkHidden("vmodule")
    50  
    51  	cmd := cmd.NewKubeadmCommand(os.Stdin, os.Stdout, os.Stderr)
    52  	return cmd.Execute()
    53  }
    54
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