github.com/vmware/govmomi@v0.51.0/cli/vm/guest/getenv.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 guest
     6  
     7  import (
     8  	"context"
     9  	"flag"
    10  	"fmt"
    11  
    12  	"github.com/vmware/govmomi/cli"
    13  )
    14  
    15  type getenv struct {
    16  	*GuestFlag
    17  }
    18  
    19  func init() {
    20  	cli.Register("guest.getenv", &getenv{})
    21  }
    22  
    23  func (cmd *getenv) Register(ctx context.Context, f *flag.FlagSet) {
    24  	cmd.GuestFlag, ctx = newGuestProcessFlag(ctx)
    25  	cmd.GuestFlag.Register(ctx, f)
    26  }
    27  
    28  func (cmd *getenv) Process(ctx context.Context) error {
    29  	if err := cmd.GuestFlag.Process(ctx); err != nil {
    30  		return err
    31  	}
    32  	return nil
    33  }
    34  
    35  func (cmd *getenv) Usage() string {
    36  	return "[NAME]..."
    37  }
    38  
    39  func (cmd *getenv) Description() string {
    40  	return `Read NAME environment variables from VM.
    41  
    42  Examples:
    43    govc guest.getenv -vm $name
    44    govc guest.getenv -vm $name HOME`
    45  }
    46  
    47  func (cmd *getenv) Run(ctx context.Context, f *flag.FlagSet) error {
    48  	m, err := cmd.ProcessManager()
    49  	if err != nil {
    50  		return err
    51  	}
    52  
    53  	vars, err := m.ReadEnvironmentVariable(ctx, cmd.Auth(), f.Args())
    54  	if err != nil {
    55  		return err
    56  	}
    57  
    58  	for _, v := range vars {
    59  		fmt.Printf("%s\n", v)
    60  	}
    61  
    62  	return nil
    63  }