package version import ( "fmt" "github.com/hashicorp/consul/agent/consul" "github.com/mitchellh/cli" ) func New(ui cli.Ui, version string) *cmd { return &cmd{UI: ui, version: version} } type cmd struct { UI cli.Ui version string } func (c *cmd) Run(_ []string) int { c.UI.Output(fmt.Sprintf("Consul %s", c.version)) const rpcProtocol = consul.DefaultRPCProtocol var supplement string if rpcProtocol < consul.ProtocolVersionMax { supplement = fmt.Sprintf(" (agent will automatically use protocol >%d when speaking to compatible agents)", rpcProtocol) } c.UI.Output(fmt.Sprintf("Protocol %d spoken by default, understands %d to %d%s", rpcProtocol, consul.ProtocolVersionMin, consul.ProtocolVersionMax, supplement)) return 0 } func (c *cmd) Synopsis() string { return "Prints the Consul version" } func (c *cmd) Help() string { return "" }