func NewGobbyServer(nodeID int, numNodes int) (Gobbyserver, error) {
server := new(gobbyserver)
server.addrport = config.Nodes[nodeID].Address + ":" + strconv.Itoa(config.Nodes[nodeID].Port)
server.store = make(map[string]*kstate)
server.commandLog = make([]*command.Command, 0)
server.nextIndex = 0
server.replyChs = make(map[int]chan *gobbyrpc.GobbyReply)
server.pending = NewQueue()
if pnode, err := paxos.NewPaxosNode(nodeID, numNodes, server.getCommand); err != nil {
return nil, err
} else {
server.paxosnode = pnode
}
if lnode, err := lease.NewLeaseNode(nodeID, numNodes); err != nil {
return nil, err
} else {
server.leasenode = lnode
}
if err := rpc.RegisterName("gobbyServer", gobbyrpc.Wrap(server)); err != nil {
return nil, err
} else {
go ReplicateRoutine(server.pending, server.paxosnode)
return server, nil
}
//TODO:Now the listener is in the lease node, and we should let gobbyserver contain listener
}
func main() {
fmt.Printf("node %d starts\n", nid)
_, err := lease.NewLeaseNode(nid, numNodes)
if err != nil {
fmt.Println("Cannot start node.\n")
fmt.Println(err)
return
}
listener, err := net.Listen("tcp", fmt.Sprintf(":%d", config.Nodes[nid].Port))
if err != nil {
fmt.Printf("node %d cannot listen to port:%s\n", err)
return
}
rpc.HandleHTTP()
http.Serve(listener, nil)
}