github.com/vmware/govmomi@v0.51.0/cli/logs/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 logs
     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.HostSystemFlag
    21  }
    22  
    23  func init() {
    24  	cli.Register("logs.ls", &ls{})
    25  }
    26  
    27  func (cmd *ls) Register(ctx context.Context, f *flag.FlagSet) {
    28  	cmd.HostSystemFlag, ctx = flags.NewHostSystemFlag(ctx)
    29  	cmd.HostSystemFlag.Register(ctx, f)
    30  }
    31  
    32  func (cmd *ls) Process(ctx context.Context) error {
    33  	if err := cmd.HostSystemFlag.Process(ctx); err != nil {
    34  		return err
    35  	}
    36  	return nil
    37  }
    38  
    39  func (cmd *ls) Description() string {
    40  	return `List diagnostic log keys.
    41  
    42  Examples:
    43    govc logs.ls
    44    govc logs.ls -host host-a`
    45  }
    46  
    47  func (cmd *ls) Run(ctx context.Context, f *flag.FlagSet) error {
    48  	c, err := cmd.Client()
    49  	if err != nil {
    50  		return err
    51  	}
    52  
    53  	var host *object.HostSystem
    54  
    55  	if c.IsVC() {
    56  		host, err = cmd.HostSystemIfSpecified()
    57  		if err != nil {
    58  			return err
    59  		}
    60  	}
    61  
    62  	m := object.NewDiagnosticManager(c)
    63  
    64  	desc, err := m.QueryDescriptions(ctx, host)
    65  	if err != nil {
    66  		return err
    67  	}
    68  
    69  	tw := tabwriter.NewWriter(os.Stdout, 2, 0, 2, ' ', 0)
    70  
    71  	for _, d := range desc {
    72  		fmt.Fprintf(tw, "%s\t%s\n", d.Key, d.FileName)
    73  	}
    74  
    75  	return tw.Flush()
    76  }