github.com/vmware/govmomi@v0.43.0/govc/license/remove.go (about)

     1  /*
     2  Copyright (c) 2014-2015 VMware, Inc. 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 license
    18  
    19  import (
    20  	"context"
    21  	"flag"
    22  	"fmt"
    23  
    24  	"github.com/vmware/govmomi/govc/cli"
    25  	"github.com/vmware/govmomi/govc/flags"
    26  	"github.com/vmware/govmomi/license"
    27  )
    28  
    29  type remove struct {
    30  	*flags.ClientFlag
    31  	*flags.OutputFlag
    32  }
    33  
    34  func init() {
    35  	cli.Register("license.remove", &remove{})
    36  }
    37  
    38  func (cmd *remove) Register(ctx context.Context, f *flag.FlagSet) {
    39  	cmd.ClientFlag, ctx = flags.NewClientFlag(ctx)
    40  	cmd.ClientFlag.Register(ctx, f)
    41  
    42  	cmd.OutputFlag, ctx = flags.NewOutputFlag(ctx)
    43  	cmd.OutputFlag.Register(ctx, f)
    44  }
    45  
    46  func (cmd *remove) Process(ctx context.Context) error {
    47  	if err := cmd.ClientFlag.Process(ctx); err != nil {
    48  		return err
    49  	}
    50  	if err := cmd.OutputFlag.Process(ctx); err != nil {
    51  		return err
    52  	}
    53  	return nil
    54  }
    55  
    56  func (cmd *remove) Usage() string {
    57  	return "KEY..."
    58  }
    59  
    60  func (cmd *remove) Run(ctx context.Context, f *flag.FlagSet) error {
    61  	client, err := cmd.Client()
    62  	if err != nil {
    63  		return err
    64  	}
    65  
    66  	m := license.NewManager(client)
    67  	for _, v := range f.Args() {
    68  		err = m.Remove(ctx, v)
    69  		if err != nil {
    70  			return err
    71  		}
    72  	}
    73  
    74  	list, err := m.List(ctx)
    75  	if err != nil {
    76  		return err
    77  	}
    78  
    79  	for _, v := range f.Args() {
    80  		for _, l := range list {
    81  			if v == l.LicenseKey {
    82  				return fmt.Errorf("cannot remove license %q", v)
    83  			}
    84  		}
    85  	}
    86  
    87  	return nil
    88  }