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/*
Copyright (c) 2014-2016 VMware, Inc. All Rights Reserved.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package guest
import (
"context"
"flag"
"io"
"os"
"github.com/vmware/govmomi/govc/cli"
"github.com/vmware/govmomi/vim25/progress"
)
type download struct {
*GuestFlag
overwrite bool
}
func init() {
cli.Register("guest.download", &download{})
}
func (cmd *download) Register(ctx context.Context, f *flag.FlagSet) {
cmd.GuestFlag, ctx = newGuestFlag(ctx)
cmd.GuestFlag.Register(ctx, f)
f.BoolVar(&cmd.overwrite, "f", false, "If set, the local destination file is clobbered")
}
func (cmd *download) Usage() string {
return "SOURCE DEST"
}
func (cmd *download) Description() string {
return `Copy SOURCE from the guest VM to DEST on the local system.
If DEST name is "-", source is written to stdout.
Examples:
govc guest.download -l user:pass -vm=my-vm /var/log/my.log ./local.log
govc guest.download -l user:pass -vm=my-vm /etc/motd -
tar -cf- foo/ | govc guest.run -d - tar -C /tmp -xf-
govc guest.run tar -C /tmp -cf- foo/ | tar -C /tmp -xf- # download directory`
}
func (cmd *download) Process(ctx context.Context) error {
if err := cmd.GuestFlag.Process(ctx); err != nil {
return err
}
return nil
}
func (cmd *download) Run(ctx context.Context, f *flag.FlagSet) error {
if f.NArg() != 2 {
return flag.ErrHelp
}
src := f.Arg(0)
dst := f.Arg(1)
_, err := os.Stat(dst)
if err == nil && !cmd.overwrite {
return os.ErrExist
}
c, err := cmd.Toolbox()
if err != nil {
return err
}
s, n, err := c.Download(ctx, src)
if err != nil {
return err
}
if dst == "-" {
_, err = io.Copy(os.Stdout, s)
return err
}
var p progress.Sinker
if cmd.OutputFlag.TTY {
logger := cmd.ProgressLogger("Downloading... ")
p = logger
defer logger.Wait()
}
return c.ProcessManager.Client().WriteFile(ctx, dst, s, n, p, nil)
}
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