DockerCLI/cli/command/config/create.go

89 lines
2.1 KiB
Go

package config
import (
"context"
"fmt"
"io"
"io/ioutil"
"github.com/docker/cli/cli"
"github.com/docker/cli/cli/command"
"github.com/docker/cli/opts"
"github.com/docker/docker/api/types/swarm"
"github.com/docker/docker/pkg/system"
"github.com/pkg/errors"
"github.com/spf13/cobra"
)
// CreateOptions specifies some options that are used when creating a config.
type CreateOptions struct {
Name string
TemplateDriver string
File string
Labels opts.ListOpts
}
func newConfigCreateCommand(dockerCli command.Cli) *cobra.Command {
createOpts := CreateOptions{
Labels: opts.NewListOpts(opts.ValidateLabel),
}
cmd := &cobra.Command{
Use: "create [OPTIONS] CONFIG file|-",
Short: "Create a config from a file or STDIN",
Args: cli.ExactArgs(2),
RunE: func(cmd *cobra.Command, args []string) error {
createOpts.Name = args[0]
createOpts.File = args[1]
return RunConfigCreate(dockerCli, createOpts)
},
}
flags := cmd.Flags()
flags.VarP(&createOpts.Labels, "label", "l", "Config labels")
flags.StringVar(&createOpts.TemplateDriver, "template-driver", "", "Template driver")
flags.SetAnnotation("driver", "version", []string{"1.37"})
return cmd
}
// RunConfigCreate creates a config with the given options.
func RunConfigCreate(dockerCli command.Cli, options CreateOptions) error {
client := dockerCli.Client()
ctx := context.Background()
var in io.Reader = dockerCli.In()
if options.File != "-" {
file, err := system.OpenSequential(options.File)
if err != nil {
return err
}
in = file
defer file.Close()
}
configData, err := ioutil.ReadAll(in)
if err != nil {
return errors.Errorf("Error reading content from %q: %v", options.File, err)
}
spec := swarm.ConfigSpec{
Annotations: swarm.Annotations{
Name: options.Name,
Labels: opts.ConvertKVStringsToMap(options.Labels.GetAll()),
},
Data: configData,
}
if options.TemplateDriver != "" {
spec.Templating = &swarm.Driver{
Name: options.TemplateDriver,
}
}
r, err := client.ConfigCreate(ctx, spec)
if err != nil {
return err
}
fmt.Fprintln(dockerCli.Out(), r.ID)
return nil
}