github.com/vmware/govmomi@v0.43.0/govc/tags/rm.go (about) 1 /* 2 Copyright (c) 2018 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 tags 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/vapi/tags" 27 ) 28 29 type rm struct { 30 *flags.ClientFlag 31 32 cat string 33 force bool 34 } 35 36 func init() { 37 cli.Register("tags.rm", &rm{}) 38 } 39 40 func (cmd *rm) Register(ctx context.Context, f *flag.FlagSet) { 41 cmd.ClientFlag, ctx = flags.NewClientFlag(ctx) 42 cmd.ClientFlag.Register(ctx, f) 43 44 f.StringVar(&cmd.cat, "c", "", "Tag category") 45 f.BoolVar(&cmd.force, "f", false, "Delete tag regardless of attached objects") 46 } 47 48 func (cmd *rm) Usage() string { 49 return "NAME" 50 } 51 52 func (cmd *rm) Description() string { 53 return `Delete tag NAME. 54 55 Fails if tag is attached to any object, unless the '-f' flag is provided. 56 57 Examples: 58 govc tags.rm k8s-zone-us-ca1 59 govc tags.rm -f -c k8s-zone us-ca2` 60 } 61 62 func (cmd *rm) Run(ctx context.Context, f *flag.FlagSet) error { 63 if f.NArg() != 1 { 64 return flag.ErrHelp 65 } 66 67 tagID := f.Arg(0) 68 69 c, err := cmd.RestClient() 70 if err != nil { 71 return err 72 } 73 74 m := tags.NewManager(c) 75 if !cmd.force { 76 objs, err := m.ListAttachedObjects(ctx, tagID) 77 if err != nil { 78 return err 79 } 80 if len(objs) > 0 { 81 return fmt.Errorf("tag %s has %d attached objects", tagID, len(objs)) 82 } 83 } 84 tag, err := m.GetTagForCategory(ctx, tagID, cmd.cat) 85 if err != nil { 86 return err 87 } 88 return m.DeleteTag(ctx, tag) 89 }