mirror of https://github.com/docker/cli.git
82 lines
1.9 KiB
Go
82 lines
1.9 KiB
Go
|
package kubernetes
|
||
|
|
|
||
|
|
import (
|
||
|
|
"sort"
|
||
|
|
|
||
|
|
"github.com/docker/cli/cli"
|
||
|
|
"github.com/docker/cli/cli/command"
|
||
|
|
"github.com/docker/cli/cli/command/formatter"
|
||
|
|
"github.com/spf13/cobra"
|
||
|
|
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
|
||
|
|
"vbom.ml/util/sortorder"
|
||
|
|
)
|
||
|
|
|
||
|
|
type listOptions struct {
|
||
|
|
format string
|
||
|
|
}
|
||
|
|
|
||
|
|
func newListCommand(dockerCli command.Cli, kubeCli *kubeCli) *cobra.Command {
|
||
|
|
opts := listOptions{}
|
||
|
|
cmd := &cobra.Command{
|
||
|
|
Use: "ls",
|
||
|
|
Aliases: []string{"list"},
|
||
|
|
Short: "List stacks",
|
||
|
|
Args: cli.NoArgs,
|
||
|
|
RunE: func(cmd *cobra.Command, args []string) error {
|
||
|
|
return runList(dockerCli, kubeCli, opts)
|
||
|
|
},
|
||
|
|
}
|
||
|
|
|
||
|
|
flags := cmd.Flags()
|
||
|
|
flags.StringVar(&opts.format, "format", "", "Pretty-print stacks using a Go template")
|
||
|
|
|
||
|
|
return cmd
|
||
|
|
}
|
||
|
|
|
||
|
|
func runList(dockerCli command.Cli, kubeCli *kubeCli, opts listOptions) error {
|
||
|
|
stacks, err := getStacks(kubeCli)
|
||
|
|
if err != nil {
|
||
|
|
return err
|
||
|
|
}
|
||
|
|
format := opts.format
|
||
|
|
if len(format) == 0 {
|
||
|
|
format = formatter.TableFormatKey
|
||
|
|
}
|
||
|
|
stackCtx := formatter.Context{
|
||
|
|
Output: dockerCli.Out(),
|
||
|
|
Format: formatter.NewStackFormat(format),
|
||
|
|
}
|
||
|
|
sort.Sort(byName(stacks))
|
||
|
|
return formatter.StackWrite(stackCtx, stacks)
|
||
|
|
}
|
||
|
|
|
||
|
|
type byName []*formatter.Stack
|
||
|
|
|
||
|
|
func (n byName) Len() int { return len(n) }
|
||
|
|
func (n byName) Swap(i, j int) { n[i], n[j] = n[j], n[i] }
|
||
|
|
func (n byName) Less(i, j int) bool { return sortorder.NaturalLess(n[i].Name, n[j].Name) }
|
||
|
|
|
||
|
|
func getStacks(kubeCli *kubeCli) ([]*formatter.Stack, error) {
|
||
|
|
stackSvc, err := kubeCli.Stacks()
|
||
|
|
if err != nil {
|
||
|
|
return nil, err
|
||
|
|
}
|
||
|
|
|
||
|
|
stacks, err := stackSvc.List(metav1.ListOptions{})
|
||
|
|
if err != nil {
|
||
|
|
return nil, err
|
||
|
|
}
|
||
|
|
var formattedStacks []*formatter.Stack
|
||
|
|
for _, stack := range stacks.Items {
|
||
|
|
services, err := getServices(stack.Spec.ComposeFile)
|
||
|
|
if err != nil {
|
||
|
|
return nil, err
|
||
|
|
}
|
||
|
|
formattedStacks = append(formattedStacks, &formatter.Stack{
|
||
|
|
Name: stack.Name,
|
||
|
|
Services: len(services),
|
||
|
|
})
|
||
|
|
}
|
||
|
|
return formattedStacks, nil
|
||
|
|
}
|