33 lines
862 B
Go
33 lines
862 B
Go
package client
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import (
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"fmt"
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"strings"
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Cli "github.com/docker/docker/cli"
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flag "github.com/docker/docker/pkg/mflag"
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)
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// CmdRename renames a container.
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//
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// Usage: docker rename OLD_NAME NEW_NAME
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func (cli *DockerCli) CmdRename(args ...string) error {
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cmd := Cli.Subcmd("rename", []string{"OLD_NAME NEW_NAME"}, "Rename a container", true)
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cmd.Require(flag.Exact, 2)
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cmd.ParseFlags(args, true)
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oldName := strings.TrimSpace(cmd.Arg(0))
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newName := strings.TrimSpace(cmd.Arg(1))
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if oldName == "" || newName == "" {
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return fmt.Errorf("Error: Neither old nor new names may be empty")
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}
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if _, _, err := readBody(cli.call("POST", fmt.Sprintf("/containers/%s/rename?name=%s", oldName, newName), nil, nil)); err != nil {
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fmt.Fprintf(cli.err, "%s\n", err)
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return fmt.Errorf("Error: failed to rename container named %s", oldName)
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}
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return nil
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}
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