WIP: Raft consensus for lotus nodes in a cluster

node/modules/rpc.go

@@ -0,0 +1,66 @@
+package modules
+
+import (
+	"context"
+
+	rpc "github.com/libp2p/go-libp2p-gorpc"
+	"github.com/libp2p/go-libp2p/core/host"
+	"github.com/libp2p/go-libp2p/core/peer"
+	"github.com/libp2p/go-libp2p/core/protocol"
+
+	"github.com/filecoin-project/lotus/api"
+	"github.com/filecoin-project/lotus/chain/types"
+	consensus "github.com/filecoin-project/lotus/lib/consensus/raft"
+	"github.com/filecoin-project/lotus/node/impl/full"
+)
+
+type RPCHandler struct {
+	mpoolAPI full.MpoolAPI
+	cons     *consensus.Consensus
+}
+
+//type ConsensusRPCAPI struct {
+//	cons       *consensus.Consensus
+//	rpcHandler *RPCHandler
+//}
+
+func NewRPCHandler(mpoolAPI full.MpoolAPI, cons *consensus.Consensus) *RPCHandler {
+	return &RPCHandler{mpoolAPI, cons}
+}
+
+func (h *RPCHandler) MpoolPushMessage(ctx context.Context, msgWhole *api.MpoolMessageWhole, ret *types.SignedMessage) error {
+	signedMsg, err := h.mpoolAPI.MpoolPushMessage(ctx, msgWhole.Msg, msgWhole.Spec)
+	if err != nil {
+		return err
+	}
+	*ret = *signedMsg
+	return nil
+}
+
+func (h *RPCHandler) AddPeer(ctx context.Context, pid peer.ID, ret *struct{}) error {
+	return h.cons.AddPeer(ctx, pid)
+}
+
+// Add other consensus RPC calls here
+
+func NewRPCClient(host host.Host) *rpc.Client {
+	protocolID := protocol.ID("/p2p/rpc/ping")
+	return rpc.NewClient(host, protocolID)
+}
+
+func NewRPCServer(host host.Host, rpcHandler *RPCHandler) error {
+	protocolID := protocol.ID("/p2p/rpc/ping")
+	rpcServer := rpc.NewServer(host, protocolID)
+	return rpcServer.RegisterName("Consensus", rpcHandler)
+	//return err
+}
+
+// contructorsfor rpc client and rpc server
+// rpc handler
+
+// rpcClient
+// Consensus
+// MessageSigner
+// MpoolAPI
+// RPC handler
+// RPC server