package impl import ( "context" "golang.org/x/xerrors" "github.com/filecoin-project/go-lotus/api" "github.com/filecoin-project/go-lotus/chain" "github.com/filecoin-project/go-lotus/chain/address" "github.com/filecoin-project/go-lotus/chain/gen" "github.com/filecoin-project/go-lotus/chain/store" "github.com/filecoin-project/go-lotus/chain/types" "github.com/filecoin-project/go-lotus/chain/wallet" "github.com/filecoin-project/go-lotus/miner" "github.com/filecoin-project/go-lotus/node/client" "github.com/ipfs/go-cid" logging "github.com/ipfs/go-log" pubsub "github.com/libp2p/go-libp2p-pubsub" ) var log = logging.Logger("node") type FullNodeAPI struct { client.LocalStorage CommonAPI Chain *store.ChainStore PubSub *pubsub.PubSub Mpool *chain.MessagePool Wallet *wallet.Wallet } func (a *FullNodeAPI) ChainNotify(ctx context.Context) (<-chan *store.HeadChange, error) { return a.Chain.SubHeadChanges(ctx), nil } func (a *FullNodeAPI) ChainSubmitBlock(ctx context.Context, blk *chain.BlockMsg) error { if err := a.Chain.AddBlock(blk.Header); err != nil { return err } b, err := blk.Serialize() if err != nil { return err } // TODO: anything else to do here? return a.PubSub.Publish("/fil/blocks", b) } func (a *FullNodeAPI) ChainHead(context.Context) (*types.TipSet, error) { return a.Chain.GetHeaviestTipSet(), nil } func (a *FullNodeAPI) ChainGetRandomness(ctx context.Context, pts *types.TipSet) ([]byte, error) { // TODO: this needs to look back in the chain for the right random beacon value return []byte("foo bar random"), nil } func (a *FullNodeAPI) ChainWaitMsg(ctx context.Context, msg cid.Cid) (*api.MsgWait, error) { blkcid, recpt, err := a.Chain.WaitForMessage(ctx, msg) if err != nil { return nil, err } return &api.MsgWait{ InBlock: blkcid, Receipt: *recpt, }, nil } func (a *FullNodeAPI) ChainGetBlock(ctx context.Context, msg cid.Cid) (*types.BlockHeader, error) { return a.Chain.GetBlock(msg) } func (a *FullNodeAPI) ChainGetBlockMessages(ctx context.Context, msg cid.Cid) ([]*types.SignedMessage, error) { b, err := a.Chain.GetBlock(msg) if err != nil { return nil, err } return a.Chain.MessagesForBlock(b) } func (a *FullNodeAPI) MpoolPending(ctx context.Context, ts *types.TipSet) ([]*types.SignedMessage, error) { // TODO: need to make sure we don't return messages that were already included in the referenced chain // also need to accept ts == nil just fine, assume nil == chain.Head() return a.Mpool.Pending(), nil } func (a *FullNodeAPI) MpoolPush(ctx context.Context, smsg *types.SignedMessage) error { msgb, err := smsg.Serialize() if err != nil { return err } if err := a.Mpool.Add(smsg); err != nil { return err } return a.PubSub.Publish("/fil/messages", msgb) } func (a *FullNodeAPI) MpoolGetNonce(ctx context.Context, addr address.Address) (uint64, error) { return a.Mpool.GetNonce(addr) } func (a *FullNodeAPI) MinerStart(ctx context.Context, addr address.Address) error { // hrm... m := miner.NewMiner(a, addr) go m.Mine(context.TODO()) return nil } func (a *FullNodeAPI) MinerCreateBlock(ctx context.Context, addr address.Address, parents *types.TipSet, tickets []types.Ticket, proof types.ElectionProof, msgs []*types.SignedMessage) (*chain.BlockMsg, error) { fblk, err := gen.MinerCreateBlock(ctx, a.Chain, addr, parents, tickets, proof, msgs) if err != nil { return nil, err } var out chain.BlockMsg out.Header = fblk.Header for _, msg := range fblk.Messages { out.Messages = append(out.Messages, msg.Cid()) } return &out, nil } func (a *FullNodeAPI) WalletNew(ctx context.Context, typ string) (address.Address, error) { return a.Wallet.GenerateKey(typ) } func (a *FullNodeAPI) WalletList(ctx context.Context) ([]address.Address, error) { return a.Wallet.ListAddrs() } func (a *FullNodeAPI) WalletBalance(ctx context.Context, addr address.Address) (types.BigInt, error) { return a.Chain.GetBalance(addr) } func (a *FullNodeAPI) WalletSign(ctx context.Context, k address.Address, msg []byte) (*types.Signature, error) { return a.Wallet.Sign(k, msg) } func (a *FullNodeAPI) WalletDefaultAddress(ctx context.Context) (address.Address, error) { addrs, err := a.Wallet.ListAddrs() if err != nil { return address.Undef, err } if len(addrs) == 0 { return address.Undef, xerrors.New("no addresses in wallet") } // TODO: store a default address in the config or 'wallet' portion of the repo return addrs[0], nil } var _ api.FullNode = &FullNodeAPI{}