mirror of https://github.com/docker/cli.git
50 lines
1.2 KiB
Go
50 lines
1.2 KiB
Go
|
package context
|
||
|
|
|
||
|
|
import (
|
||
|
|
"errors"
|
||
|
|
"fmt"
|
||
|
|
"regexp"
|
||
|
|
|
||
|
|
"github.com/docker/cli/cli"
|
||
|
|
"github.com/docker/cli/cli/command"
|
||
|
|
"github.com/spf13/cobra"
|
||
|
|
)
|
||
|
|
|
||
|
|
// NewContextCommand returns the context cli subcommand
|
||
|
|
func NewContextCommand(dockerCli command.Cli) *cobra.Command {
|
||
|
|
cmd := &cobra.Command{
|
||
|
|
Use: "context",
|
||
|
|
Short: "Manage contexts",
|
||
|
|
Args: cli.NoArgs,
|
||
|
|
RunE: command.ShowHelp(dockerCli.Err()),
|
||
|
|
}
|
||
|
|
cmd.AddCommand(
|
||
|
|
newCreateCommand(dockerCli),
|
||
|
|
newListCommand(dockerCli),
|
||
|
|
newUseCommand(dockerCli),
|
||
|
|
newExportCommand(dockerCli),
|
||
|
|
newImportCommand(dockerCli),
|
||
|
|
newRemoveCommand(dockerCli),
|
||
|
|
newUpdateCommand(dockerCli),
|
||
|
|
newInspectCommand(dockerCli),
|
||
|
|
)
|
||
|
|
return cmd
|
||
|
|
}
|
||
|
|
|
||
|
|
const restrictedNamePattern = "^[a-zA-Z0-9][a-zA-Z0-9_.+-]+$"
|
||
|
|
|
||
|
|
var restrictedNameRegEx = regexp.MustCompile(restrictedNamePattern)
|
||
|
|
|
||
|
|
func validateContextName(name string) error {
|
||
|
|
if name == "" {
|
||
|
|
return errors.New("context name cannot be empty")
|
||
|
|
}
|
||
|
|
if name == "default" {
|
||
|
|
return errors.New(`"default" is a reserved context name`)
|
||
|
|
}
|
||
|
|
if !restrictedNameRegEx.MatchString(name) {
|
||
|
|
return fmt.Errorf("context name %q is invalid, names are validated against regexp %q", name, restrictedNamePattern)
|
||
|
|
}
|
||
|
|
return nil
|
||
|
|
}
|