moby--moby/api/client/load.go

41 lines
897 B
Go

package client
import (
"io"
"os"
Cli "github.com/docker/docker/cli"
flag "github.com/docker/docker/pkg/mflag"
)
// CmdLoad loads an image from a tar archive.
//
// The tar archive is read from STDIN by default, or from a tar archive file.
//
// Usage: docker load [OPTIONS]
func (cli *DockerCli) CmdLoad(args ...string) error {
cmd := Cli.Subcmd("load", nil, Cli.DockerCommands["load"].Description, true)
infile := cmd.String([]string{"i", "-input"}, "", "Read from a tar archive file, instead of STDIN")
cmd.Require(flag.Exact, 0)
cmd.ParseFlags(args, true)
var input io.Reader = cli.in
if *infile != "" {
file, err := os.Open(*infile)
if err != nil {
return err
}
defer file.Close()
input = file
}
responseBody, err := cli.client.ImageLoad(input)
if err != nil {
return err
}
defer responseBody.Close()
_, err = io.Copy(cli.out, responseBody)
return err
}