lotus/cli/filplus.go
2022-06-14 17:00:51 +02:00

387 lines
9.3 KiB
Go

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"
verifregtypes "github.com/filecoin-project/go-state-types/builtin/v8/verifreg"
"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.Args().Len() != 2 {
return fmt.Errorf("must specify two arguments: address and allowance")
}
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(&verifregtypes.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 != 0 {
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.Args().Len() != 3 {
return fmt.Errorf("must specify three arguments: notary address, client address, and allowance to remove")
}
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)
}
}
params := verifregtypes.RemoveDataCapProposal{
RemovalProposalID: verifregtypes.RmDcProposalID{ProposalID: id},
DataCapAmount: allowanceToRemove,
VerifiedClient: clientIdAddr,
}
paramBuf := new(bytes.Buffer)
paramBuf.WriteString(verifregtypes.SignatureDomainSeparation_RemoveDataCap)
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
},
}