github.com/vmware/govmomi@v0.51.0/cli/fields/ls.go (about)

     1  // © Broadcom. All Rights Reserved.
     2  // The term “Broadcom” refers to Broadcom Inc. and/or its subsidiaries.
     3  // SPDX-License-Identifier: Apache-2.0
     4  
     5  package fields
     6  
     7  import (
     8  	"context"
     9  	"flag"
    10  	"fmt"
    11  	"os"
    12  	"text/tabwriter"
    13  
    14  	"github.com/vmware/govmomi/cli"
    15  	"github.com/vmware/govmomi/cli/flags"
    16  	"github.com/vmware/govmomi/object"
    17  )
    18  
    19  type ls struct {
    20  	*flags.ClientFlag
    21  	kind string
    22  }
    23  
    24  func init() {
    25  	cli.Register("fields.ls", &ls{})
    26  }
    27  
    28  func (cmd *ls) Register(ctx context.Context, f *flag.FlagSet) {
    29  	cmd.ClientFlag, ctx = flags.NewClientFlag(ctx)
    30  	cmd.ClientFlag.Register(ctx, f)
    31  
    32  	f.StringVar(&cmd.kind, "type", "", "Filter by a Managed Object Type")
    33  }
    34  
    35  func (cmd *ls) Description() string {
    36  	return `List custom field definitions.
    37  
    38  Examples:
    39    govc fields.ls
    40    govc fields.ls -type VirtualMachine`
    41  }
    42  
    43  func (cmd *ls) Run(ctx context.Context, f *flag.FlagSet) error {
    44  	c, err := cmd.Client()
    45  	if err != nil {
    46  		return err
    47  	}
    48  
    49  	m, err := object.GetCustomFieldsManager(c)
    50  	if err != nil {
    51  		return err
    52  	}
    53  
    54  	field, err := m.Field(ctx)
    55  	if err != nil {
    56  		return err
    57  	}
    58  
    59  	tw := tabwriter.NewWriter(os.Stdout, 3, 0, 2, ' ', 0)
    60  
    61  	for _, def := range field {
    62  		if cmd.kind == "" || cmd.kind == def.ManagedObjectType {
    63  			fmt.Fprintf(tw, "%d\t%s\t%s\n", def.Key, def.Name, def.ManagedObjectType)
    64  		}
    65  	}
    66  
    67  	return tw.Flush()
    68  }