package list import ( "flag" "fmt" "github.com/hashicorp/consul/command/flags" "github.com/mitchellh/cli" "github.com/ryanuber/columnize" ) func New(ui cli.Ui) *cmd { c := &cmd{UI: ui} c.init() return c } type cmd struct { UI cli.Ui flags *flag.FlagSet http *flags.HTTPFlags help string } func (c *cmd) init() { c.flags = flag.NewFlagSet("", flag.ContinueOnError) c.http = &flags.HTTPFlags{} flags.Merge(c.flags, c.http.ClientFlags()) flags.Merge(c.flags, c.http.ServerFlags()) flags.Merge(c.flags, c.http.NamespaceFlags()) c.help = flags.Usage(help, c.flags) } func (c *cmd) Run(args []string) int { if err := c.flags.Parse(args); err != nil { return 1 } client, err := c.http.APIClient() if err != nil { c.UI.Error(fmt.Sprintf("Error connecting to Consul agent: %s", err)) return 1 } ixns, _, err := client.Connect().Intentions(nil) if err != nil { c.UI.Error(fmt.Sprintf("Failed to retrieve the intentions list: %s", err)) return 1 } if len(ixns) == 0 { c.UI.Error(fmt.Sprintf("There are no intentions.")) return 2 } result := make([]string, 0, len(ixns)) header := "ID\x1fSource\x1fAction\x1fDestination\x1fPrecedence" result = append(result, header) for _, ixn := range ixns { line := fmt.Sprintf("%s\x1f%s\x1f%s\x1f%s\x1f%d", ixn.ID, ixn.SourceName, ixn.Action, ixn.DestinationName, ixn.Precedence) result = append(result, line) } output := columnize.Format(result, &columnize.Config{Delim: string([]byte{0x1f})}) c.UI.Output(output) return 0 } func (c *cmd) Synopsis() string { return synopsis } func (c *cmd) Help() string { return c.help } const synopsis = "List intentions." const help = ` Usage: consul intention list List all intentions. `