func (c *JoinCommand) Run(args []string) int {
cmdFlags := flag.NewFlagSet("join", flag.ContinueOnError)
cmdFlags.Usage = func() { c.Ui.Output(c.Help()) }
rpcAddr := RPCAddrFlag(cmdFlags)
if err := cmdFlags.Parse(args); err != nil {
return 1
}
addrs := cmdFlags.Args()
if len(addrs) == 0 {
c.Ui.Error("At least one address to join must be specified.")
c.Ui.Error("")
c.Ui.Error(c.Help())
return 1
}
client, err := sr6.NewRPCClient(*rpcAddr)
if err != nil {
c.Ui.Error(fmt.Sprintf("Error connecting to sr6 agent: %s", err))
return 1
}
defer client.Close()
n, err := client.Join(addrs)
if err != nil {
c.Ui.Error(fmt.Sprintf("Error joining the cluster: %s", err))
return 1
}
c.Ui.Output(fmt.Sprintf("Successfully joined cluster by contacting %d nodes.", n))
return 0
}
func (c *LeaveCommand) Run(args []string) int {
cmdFlags := flag.NewFlagSet("leave", flag.ContinueOnError)
cmdFlags.Usage = func() { c.Ui.Output(c.Help()) }
rpcAddr := RPCAddrFlag(cmdFlags)
if err := cmdFlags.Parse(args); err != nil {
return 1
}
client, err := sr6.NewRPCClient(*rpcAddr)
if err != nil {
c.Ui.Error(fmt.Sprintf("Error connecting to sr6 agent: %s", err))
return 1
}
defer client.Close()
if err := client.Leave(); err != nil {
c.Ui.Error(fmt.Sprintf("Error leaving cluster: %s", err))
return 1
}
return 0
}
func (c *MembersCommand) Run(args []string) int {
cmdFlags := flag.NewFlagSet("agent", flag.ContinueOnError)
cmdFlags.Usage = func() { c.Ui.Output(c.Help()) }
rpcAddr := RPCAddrFlag(cmdFlags)
if err := cmdFlags.Parse(args); err != nil {
return 1
}
client, err := sr6.NewRPCClient(*rpcAddr)
if err != nil {
c.Ui.Error(fmt.Sprintf("Error connecting to sr6 agent: %s", err))
return 1
}
defer client.Close()
members, err := client.Members()
if err != nil {
c.Ui.Error(fmt.Sprintf("Error getting cluster members: %s", err))
return 1
}
result := columnize.SimpleFormat(output(members))
fmt.Println(result)
return 0
}