package consul import ( "fmt" "strconv" "github.com/hashicorp/consul/agent/structs" ) // Status endpoint is used to check on server status type Status struct { server *Server } // Ping is used to just check for connectivity func (s *Status) Ping(args struct{}, reply *struct{}) error { return nil } // Leader is used to get the address of the leader func (s *Status) Leader(args struct{}, reply *string) error { leader := string(s.server.raft.Leader()) if leader != "" { *reply = leader } else { *reply = "" } return nil } // Peers is used to get all the Raft peers func (s *Status) Peers(args struct{}, reply *[]string) error { future := s.server.raft.GetConfiguration() if err := future.Error(); err != nil { return err } for _, server := range future.Configuration().Servers { *reply = append(*reply, string(server.Address)) } return nil } // Used by Autopilot to query the raft stats of the local server. func (s *Status) RaftStats(args struct{}, reply *structs.ServerStats) error { stats := s.server.raft.Stats() var err error reply.LastContact = stats["last_contact"] reply.LastIndex, err = strconv.ParseUint(stats["last_log_index"], 10, 64) if err != nil { return fmt.Errorf("error parsing server's last_log_index value: %s", err) } reply.LastTerm, err = strconv.ParseUint(stats["last_log_term"], 10, 64) if err != nil { return fmt.Errorf("error parsing server's last_log_term value: %s", err) } return nil }