package version import ( "flag" "fmt" "strings" "github.com/hashicorp/consul/agent/consul" "github.com/hashicorp/consul/command/flags" "github.com/hashicorp/consul/version" "github.com/mitchellh/cli" ) func New(ui cli.Ui) *cmd { c := &cmd{UI: ui} c.init() return c } type cmd struct { UI cli.Ui flags *flag.FlagSet format string help string } func (c *cmd) init() { c.flags = flag.NewFlagSet("", flag.ContinueOnError) c.flags.StringVar( &c.format, "format", PrettyFormat, fmt.Sprintf("Output format {%s}", strings.Join(GetSupportedFormats(), "|"))) c.help = flags.Usage(help, c.flags) } type RPCVersionInfo struct { Default int Min int Max int } type VersionInfo struct { HumanVersion string `json:"-"` Version string Revision string Prerelease string RPC RPCVersionInfo } func (c *cmd) Run(args []string) int { if err := c.flags.Parse(args); err != nil { return 1 } formatter, err := NewFormatter(c.format) if err != nil { c.UI.Error(err.Error()) return 1 } out, err := formatter.Format(&VersionInfo{ HumanVersion: version.GetHumanVersion(), Version: version.Version, Revision: version.GitCommit, Prerelease: version.VersionPrerelease, RPC: RPCVersionInfo{ Default: consul.DefaultRPCProtocol, Min: int(consul.ProtocolVersionMin), Max: consul.ProtocolVersionMax, }, }) if err != nil { c.UI.Error(err.Error()) return 1 } c.UI.Output(out) return 0 } func (c *cmd) Synopsis() string { return "Prints the Consul version" } func (c *cmd) Help() string { return flags.Usage(c.help, nil) } const synopsis = "Output Consul version information" const help = ` Usage: consul version [options] `