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import.go
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import.go
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package context
import (
"fmt"
"io"
"os"
"github.com/docker/cli/cli"
"github.com/docker/cli/cli/command"
"github.com/docker/cli/cli/context/store"
"github.com/spf13/cobra"
)
func newImportCommand(dockerCli command.Cli) *cobra.Command {
cmd := &cobra.Command{
Use: "import CONTEXT FILE|-",
Short: "Import a context from a tar or zip file",
Args: cli.ExactArgs(2),
RunE: func(cmd *cobra.Command, args []string) error {
return RunImport(dockerCli, args[0], args[1])
},
}
return cmd
}
// RunImport imports a Docker context
func RunImport(dockerCli command.Cli, name string, source string) error {
if err := checkContextNameForCreation(dockerCli.ContextStore(), name); err != nil {
return err
}
var reader io.Reader
if source == "-" {
reader = dockerCli.In()
} else {
f, err := os.Open(source)
if err != nil {
return err
}
defer f.Close()
reader = f
}
if err := store.Import(name, dockerCli.ContextStore(), reader); err != nil {
return err
}
fmt.Fprintln(dockerCli.Out(), name)
fmt.Fprintf(dockerCli.Err(), "Successfully imported context %q\n", name)
return nil
}