package connection import ( "fmt" "os" "sort" "github.com/containers/common/pkg/completion" "github.com/containers/common/pkg/config" "github.com/containers/common/pkg/report" "github.com/containers/podman/v4/cmd/podman/common" "github.com/containers/podman/v4/cmd/podman/registry" "github.com/containers/podman/v4/cmd/podman/system" "github.com/containers/podman/v4/cmd/podman/validate" "github.com/spf13/cobra" ) var ( listCmd = &cobra.Command{ Use: "list [options]", Aliases: []string{"ls"}, Args: validate.NoArgs, Short: "List destination for the Podman service(s)", Long: `List destination information for the Podman service(s) in podman configuration`, Example: `podman system connection list podman system connection ls podman system connection ls --format=json`, ValidArgsFunction: completion.AutocompleteNone, RunE: list, TraverseChildren: false, } ) func init() { registry.Commands = append(registry.Commands, registry.CliCommand{ Command: listCmd, Parent: system.ConnectionCmd, }) listCmd.Flags().String("format", "", "Custom Go template for printing connections") _ = listCmd.RegisterFlagCompletionFunc("format", common.AutocompleteFormat(namedDestination{})) } type namedDestination struct { Name string config.Destination Default bool } func list(cmd *cobra.Command, _ []string) error { cfg, err := config.ReadCustomConfig() if err != nil { return err } rows := make([]namedDestination, 0) for k, v := range cfg.Engine.ServiceDestinations { def := false if k == cfg.Engine.ActiveService { def = true } r := namedDestination{ Name: k, Destination: config.Destination{ Identity: v.Identity, URI: v.URI, }, Default: def, } rows = append(rows, r) } sort.Slice(rows, func(i, j int) bool { return rows[i].Name < rows[j].Name }) rpt := report.New(os.Stdout, cmd.Name()) defer rpt.Flush() if report.IsJSON(cmd.Flag("format").Value.String()) { buf, err := registry.JSONLibrary().MarshalIndent(rows, "", " ") if err == nil { fmt.Println(string(buf)) } return err } if cmd.Flag("format").Changed { rpt, err = rpt.Parse(report.OriginUser, cmd.Flag("format").Value.String()) } else { rpt, err = rpt.Parse(report.OriginPodman, "{{range .}}{{.Name}}\t{{.URI}}\t{{.Identity}}\t{{.Default}}\n{{end -}}") } if err != nil { return err } if rpt.RenderHeaders { err = rpt.Execute([]map[string]string{{ "Default": "Default", "Identity": "Identity", "Name": "Name", "URI": "URI", }}) if err != nil { return err } } return rpt.Execute(rows) }