package cli import ( "bytes" "context" "encoding/hex" "fmt" cbor "github.com/ipfs/go-ipld-cbor" "github.com/urfave/cli/v2" "golang.org/x/xerrors" "github.com/filecoin-project/go-address" "github.com/filecoin-project/go-state-types/abi" "github.com/filecoin-project/go-state-types/big" verifregtypes8 "github.com/filecoin-project/go-state-types/builtin/v8/verifreg" verifregtypes9 "github.com/filecoin-project/go-state-types/builtin/v9/verifreg" "github.com/filecoin-project/go-state-types/network" "github.com/filecoin-project/lotus/api/v0api" "github.com/filecoin-project/lotus/blockstore" "github.com/filecoin-project/lotus/build" "github.com/filecoin-project/lotus/chain/actors" "github.com/filecoin-project/lotus/chain/actors/adt" "github.com/filecoin-project/lotus/chain/actors/builtin/verifreg" "github.com/filecoin-project/lotus/chain/types" ) var filplusCmd = &cli.Command{ Name: "filplus", Usage: "Interact with the verified registry actor used by Filplus", Flags: []cli.Flag{}, Subcommands: []*cli.Command{ filplusVerifyClientCmd, filplusListNotariesCmd, filplusListClientsCmd, filplusCheckClientCmd, filplusCheckNotaryCmd, filplusSignRemoveDataCapProposal, }, } var filplusVerifyClientCmd = &cli.Command{ Name: "grant-datacap", Usage: "give allowance to the specified verified client address", Flags: []cli.Flag{ &cli.StringFlag{ Name: "from", Usage: "specify your notary address to send the message from", Required: true, }, }, Action: func(cctx *cli.Context) error { froms := cctx.String("from") if froms == "" { return fmt.Errorf("must specify from address with --from") } fromk, err := address.NewFromString(froms) if err != nil { return err } if cctx.NArg() != 2 { return IncorrectNumArgs(cctx) } target, err := address.NewFromString(cctx.Args().Get(0)) if err != nil { return err } allowance, err := types.BigFromString(cctx.Args().Get(1)) if err != nil { return err } api, closer, err := GetFullNodeAPI(cctx) if err != nil { return err } defer closer() ctx := ReqContext(cctx) found, dcap, err := checkNotary(ctx, api, fromk) if err != nil { return err } if !found { return xerrors.New("sender address must be a notary") } if dcap.Cmp(allowance.Int) < 0 { return xerrors.Errorf("cannot allot more allowance than notary data cap: %s < %s", dcap, allowance) } // TODO: This should be abstracted over actor versions params, err := actors.SerializeParams(&verifregtypes9.AddVerifiedClientParams{Address: target, Allowance: allowance}) if err != nil { return err } msg := &types.Message{ To: verifreg.Address, From: fromk, Method: verifreg.Methods.AddVerifiedClient, Params: params, } smsg, err := api.MpoolPushMessage(ctx, msg, nil) if err != nil { return err } fmt.Printf("message sent, now waiting on cid: %s\n", smsg.Cid()) mwait, err := api.StateWaitMsg(ctx, smsg.Cid(), build.MessageConfidence) if err != nil { return err } if mwait.Receipt.ExitCode.IsError() { return fmt.Errorf("failed to add verified client: %d", mwait.Receipt.ExitCode) } return nil }, } var filplusListNotariesCmd = &cli.Command{ Name: "list-notaries", Usage: "list all notaries", Action: func(cctx *cli.Context) error { api, closer, err := GetFullNodeAPI(cctx) if err != nil { return err } defer closer() ctx := ReqContext(cctx) act, err := api.StateGetActor(ctx, verifreg.Address, types.EmptyTSK) if err != nil { return err } apibs := blockstore.NewAPIBlockstore(api) store := adt.WrapStore(ctx, cbor.NewCborStore(apibs)) st, err := verifreg.Load(store, act) if err != nil { return err } return st.ForEachVerifier(func(addr address.Address, dcap abi.StoragePower) error { _, err := fmt.Printf("%s: %s\n", addr, dcap) return err }) }, } var filplusListClientsCmd = &cli.Command{ Name: "list-clients", Usage: "list all verified clients", Action: func(cctx *cli.Context) error { api, closer, err := GetFullNodeAPI(cctx) if err != nil { return err } defer closer() ctx := ReqContext(cctx) act, err := api.StateGetActor(ctx, verifreg.Address, types.EmptyTSK) if err != nil { return err } apibs := blockstore.NewAPIBlockstore(api) store := adt.WrapStore(ctx, cbor.NewCborStore(apibs)) st, err := verifreg.Load(store, act) if err != nil { return err } return st.ForEachClient(func(addr address.Address, dcap abi.StoragePower) error { _, err := fmt.Printf("%s: %s\n", addr, dcap) return err }) }, } var filplusCheckClientCmd = &cli.Command{ Name: "check-client-datacap", Usage: "check verified client remaining bytes", Action: func(cctx *cli.Context) error { if !cctx.Args().Present() { return fmt.Errorf("must specify client address to check") } caddr, err := address.NewFromString(cctx.Args().First()) if err != nil { return err } api, closer, err := GetFullNodeAPI(cctx) if err != nil { return err } defer closer() ctx := ReqContext(cctx) dcap, err := api.StateVerifiedClientStatus(ctx, caddr, types.EmptyTSK) if err != nil { return err } if dcap == nil { return xerrors.Errorf("client %s is not a verified client", caddr) } fmt.Println(*dcap) return nil }, } var filplusCheckNotaryCmd = &cli.Command{ Name: "check-notary-datacap", Usage: "check a notary's remaining bytes", Action: func(cctx *cli.Context) error { if !cctx.Args().Present() { return fmt.Errorf("must specify notary address to check") } vaddr, err := address.NewFromString(cctx.Args().First()) if err != nil { return err } api, closer, err := GetFullNodeAPI(cctx) if err != nil { return err } defer closer() ctx := ReqContext(cctx) found, dcap, err := checkNotary(ctx, api, vaddr) if err != nil { return err } if !found { return fmt.Errorf("not found") } fmt.Println(dcap) return nil }, } func checkNotary(ctx context.Context, api v0api.FullNode, vaddr address.Address) (bool, abi.StoragePower, error) { vid, err := api.StateLookupID(ctx, vaddr, types.EmptyTSK) if err != nil { return false, big.Zero(), err } act, err := api.StateGetActor(ctx, verifreg.Address, types.EmptyTSK) if err != nil { return false, big.Zero(), err } apibs := blockstore.NewAPIBlockstore(api) store := adt.WrapStore(ctx, cbor.NewCborStore(apibs)) st, err := verifreg.Load(store, act) if err != nil { return false, big.Zero(), err } return st.VerifierDataCap(vid) } var filplusSignRemoveDataCapProposal = &cli.Command{ Name: "sign-remove-data-cap-proposal", Usage: "allows a notary to sign a Remove Data Cap Proposal", Flags: []cli.Flag{ &cli.Int64Flag{ Name: "id", Usage: "specify the RemoveDataCapProposal ID (will look up on chain if unspecified)", Required: false, }, }, Action: func(cctx *cli.Context) error { if cctx.NArg() != 3 { return IncorrectNumArgs(cctx) } api, closer, err := GetFullNodeAPI(cctx) if err != nil { return xerrors.Errorf("failed to get full node api: %w", err) } defer closer() ctx := ReqContext(cctx) act, err := api.StateGetActor(ctx, verifreg.Address, types.EmptyTSK) if err != nil { return xerrors.Errorf("failed to get verifreg actor: %w", err) } apibs := blockstore.NewAPIBlockstore(api) store := adt.WrapStore(ctx, cbor.NewCborStore(apibs)) st, err := verifreg.Load(store, act) if err != nil { return xerrors.Errorf("failed to load verified registry state: %w", err) } verifier, err := address.NewFromString(cctx.Args().Get(0)) if err != nil { return err } verifierIdAddr, err := api.StateLookupID(ctx, verifier, types.EmptyTSK) if err != nil { return err } client, err := address.NewFromString(cctx.Args().Get(1)) if err != nil { return err } clientIdAddr, err := api.StateLookupID(ctx, client, types.EmptyTSK) if err != nil { return err } allowanceToRemove, err := types.BigFromString(cctx.Args().Get(2)) if err != nil { return err } _, dataCap, err := st.VerifiedClientDataCap(clientIdAddr) if err != nil { return xerrors.Errorf("failed to find verified client data cap: %w", err) } if dataCap.LessThanEqual(big.Zero()) { return xerrors.Errorf("client data cap %s is less than amount requested to be removed %s", dataCap.String(), allowanceToRemove.String()) } found, _, err := checkNotary(ctx, api, verifier) if err != nil { return xerrors.Errorf("failed to check notary status: %w", err) } if !found { return xerrors.New("verifier address must be a notary") } id := cctx.Uint64("id") if id == 0 { _, id, err = st.RemoveDataCapProposalID(verifierIdAddr, clientIdAddr) if err != nil { return xerrors.Errorf("failed find remove data cap proposal id: %w", err) } } nv, err := api.StateNetworkVersion(ctx, types.EmptyTSK) if err != nil { return xerrors.Errorf("failed to get network version: %w", err) } paramBuf := new(bytes.Buffer) paramBuf.WriteString(verifregtypes9.SignatureDomainSeparation_RemoveDataCap) if nv <= network.Version16 { params := verifregtypes8.RemoveDataCapProposal{ RemovalProposalID: id, DataCapAmount: allowanceToRemove, VerifiedClient: clientIdAddr, } err = params.MarshalCBOR(paramBuf) } else { params := verifregtypes9.RemoveDataCapProposal{ RemovalProposalID: verifregtypes9.RmDcProposalID{ProposalID: id}, DataCapAmount: allowanceToRemove, VerifiedClient: clientIdAddr, } err = params.MarshalCBOR(paramBuf) } if err != nil { return xerrors.Errorf("failed to marshall paramBuf: %w", err) } sig, err := api.WalletSign(ctx, verifier, paramBuf.Bytes()) if err != nil { return xerrors.Errorf("failed to sign message: %w", err) } sigBytes := append([]byte{byte(sig.Type)}, sig.Data...) fmt.Println(hex.EncodeToString(sigBytes)) return nil }, }