The core protocol of WoopChain
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
woop/p2p/stream/protocols/sync/client.go

990 lines
29 KiB

package sync
import (
"context"
"fmt"
"strconv"
"strings"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/rlp"
protobuf "github.com/golang/protobuf/proto"
"github.com/harmony-one/harmony/core/types"
"github.com/harmony-one/harmony/p2p/stream/protocols/sync/message"
syncpb "github.com/harmony-one/harmony/p2p/stream/protocols/sync/message"
sttypes "github.com/harmony-one/harmony/p2p/stream/types"
"github.com/pkg/errors"
)
// GetBlocksByNumber do getBlocksByNumberRequest through sync stream protocol.
// Return the block as result, target stream id, and error
func (p *Protocol) GetBlocksByNumber(ctx context.Context, bns []uint64, opts ...Option) (blocks []*types.Block, stid sttypes.StreamID, err error) {
timer := p.doMetricClientRequest("getBlocksByNumber")
defer p.doMetricPostClientRequest("getBlocksByNumber", err, timer)
if len(bns) == 0 {
err = fmt.Errorf("zero block numbers requested")
return
}
if len(bns) > GetBlocksByNumAmountCap {
err = fmt.Errorf("number of blocks exceed cap of %v", GetBlocksByNumAmountCap)
return
}
req := newGetBlocksByNumberRequest(bns)
resp, stid, err := p.rm.DoRequest(ctx, req, opts...)
if err != nil {
// At this point, error can be context canceled, context timed out, or waiting queue
// is already full.
return
}
// Parse and return blocks
blocks, err = req.getBlocksFromResponse(resp)
return
}
func (p *Protocol) GetRawBlocksByNumber(ctx context.Context, bns []uint64, opts ...Option) (blockBytes [][]byte, sigBytes [][]byte, stid sttypes.StreamID, err error) {
timer := p.doMetricClientRequest("getBlocksByNumber")
defer p.doMetricPostClientRequest("getBlocksByNumber", err, timer)
if len(bns) == 0 {
err = fmt.Errorf("zero block numbers requested")
return
}
if len(bns) > GetBlocksByNumAmountCap {
err = fmt.Errorf("number of blocks exceed cap of %v", GetBlocksByNumAmountCap)
return
}
req := newGetBlocksByNumberRequest(bns)
resp, stid, err := p.rm.DoRequest(ctx, req, opts...)
if err != nil {
// At this point, error can be context canceled, context timed out, or waiting queue
// is already full.
return
}
// Parse and return blocks
sResp, ok := resp.(*syncResponse)
if !ok || sResp == nil {
err = errors.New("not sync response")
return
}
blockBytes, sigBytes, err = req.parseBlockBytesAndSigs(sResp)
return
}
// GetCurrentBlockNumber get the current block number from remote node
func (p *Protocol) GetCurrentBlockNumber(ctx context.Context, opts ...Option) (bn uint64, stid sttypes.StreamID, err error) {
timer := p.doMetricClientRequest("getBlockNumber")
defer p.doMetricPostClientRequest("getBlockNumber", err, timer)
req := newGetBlockNumberRequest()
resp, stid, err := p.rm.DoRequest(ctx, req, opts...)
if err != nil {
return 0, stid, err
}
bn, err = req.getNumberFromResponse(resp)
return
}
// GetBlockHashes do getBlockHashesRequest through sync stream protocol.
// Return the hash of the given block number. If a block is unknown, the hash will be emptyHash.
func (p *Protocol) GetBlockHashes(ctx context.Context, bns []uint64, opts ...Option) (hashes []common.Hash, stid sttypes.StreamID, err error) {
timer := p.doMetricClientRequest("getBlockHashes")
defer p.doMetricPostClientRequest("getBlockHashes", err, timer)
if len(bns) == 0 {
err = fmt.Errorf("zero block numbers requested")
return
}
if len(bns) > GetBlockHashesAmountCap {
err = fmt.Errorf("number of requested numbers exceed limit")
return
}
req := newGetBlockHashesRequest(bns)
resp, stid, err := p.rm.DoRequest(ctx, req, opts...)
if err != nil {
return
}
hashes, err = req.getHashesFromResponse(resp)
return
}
// GetBlocksByHashes do getBlocksByHashesRequest through sync stream protocol.
func (p *Protocol) GetBlocksByHashes(ctx context.Context, hs []common.Hash, opts ...Option) (blocks []*types.Block, stid sttypes.StreamID, err error) {
timer := p.doMetricClientRequest("getBlocksByHashes")
defer p.doMetricPostClientRequest("getBlocksByHashes", err, timer)
if len(hs) == 0 {
err = fmt.Errorf("zero block hashes requested")
return
}
if len(hs) > GetBlocksByHashesAmountCap {
err = fmt.Errorf("number of requested hashes exceed limit")
return
}
req := newGetBlocksByHashesRequest(hs)
resp, stid, err := p.rm.DoRequest(ctx, req, opts...)
if err != nil {
return
}
blocks, err = req.getBlocksFromResponse(resp)
return
}
// GetReceipts do getReceiptsRequest through sync stream protocol.
// Return the receipts as result, target stream id, and error
func (p *Protocol) GetReceipts(ctx context.Context, hs []common.Hash, opts ...Option) (receipts []types.Receipts, stid sttypes.StreamID, err error) {
timer := p.doMetricClientRequest("getReceipts")
defer p.doMetricPostClientRequest("getReceipts", err, timer)
if len(hs) == 0 {
err = fmt.Errorf("zero receipt hashes requested")
return
}
if len(hs) > GetReceiptsCap {
err = fmt.Errorf("number of requested hashes exceed limit")
return
}
req := newGetReceiptsRequest(hs)
resp, stid, err := p.rm.DoRequest(ctx, req, opts...)
if err != nil {
return
}
receipts, err = req.getReceiptsFromResponse(resp)
return
}
// GetNodeData do getNodeData through sync stream protocol.
// Return the state node data as result, target stream id, and error
func (p *Protocol) GetNodeData(ctx context.Context, hs []common.Hash, opts ...Option) (data [][]byte, stid sttypes.StreamID, err error) {
timer := p.doMetricClientRequest("getNodeData")
defer p.doMetricPostClientRequest("getNodeData", err, timer)
if len(hs) == 0 {
err = fmt.Errorf("zero node data hashes requested")
return
}
if len(hs) > GetNodeDataCap {
err = fmt.Errorf("number of requested hashes exceed limit")
return
}
req := newGetNodeDataRequest(hs)
resp, stid, err := p.rm.DoRequest(ctx, req, opts...)
if err != nil {
return
}
data, err = req.getNodeDataFromResponse(resp)
return
}
// GetAccountRange do getAccountRange through sync stream protocol.
// returns the accounts along with proofs as result, target stream id, and error
func (p *Protocol) GetAccountRange(ctx context.Context, root common.Hash, origin common.Hash, limit common.Hash, bytes uint64, opts ...Option) (accounts []*message.AccountData, proof []common.Hash, stid sttypes.StreamID, err error) {
timer := p.doMetricClientRequest("getAccountRange")
defer p.doMetricPostClientRequest("getAccountRange", err, timer)
if bytes == 0 {
err = fmt.Errorf("zero account ranges bytes requested")
return
}
if bytes > softResponseLimit {
err = fmt.Errorf("requested bytes exceed limit")
return
}
req := newGetAccountRangeRequest(root, origin, limit, bytes)
resp, stid, err := p.rm.DoRequest(ctx, req, opts...)
if err != nil {
return
}
accounts, proof, err = req.getAccountRangeFromResponse(resp)
return
}
// GetStorageRanges do getStorageRanges through sync stream protocol.
// returns the slots along with proofs as result, target stream id, and error
func (p *Protocol) GetStorageRanges(ctx context.Context, root common.Hash, accounts []common.Hash, origin common.Hash, limit common.Hash, bytes uint64, opts ...Option) (slots []*message.StorageData, proof []common.Hash, stid sttypes.StreamID, err error) {
timer := p.doMetricClientRequest("getStorageRanges")
defer p.doMetricPostClientRequest("getStorageRanges", err, timer)
if bytes == 0 {
err = fmt.Errorf("zero storage ranges bytes requested")
return
}
if bytes > softResponseLimit {
err = fmt.Errorf("requested bytes exceed limit")
return
}
if len(accounts) > GetStorageRangesRequestCap {
err = fmt.Errorf("number of requested accounts exceed limit")
return
}
req := newGetStorageRangesRequest(root, accounts, origin, limit, bytes)
resp, stid, err := p.rm.DoRequest(ctx, req, opts...)
if err != nil {
return
}
var storages []*message.StoragesData
storages, proof, err = req.getStorageRangesFromResponse(resp)
if err != nil {
return
}
slots = make([]*message.StorageData, 0)
for _, storage := range storages {
for _, data := range storage.Data {
slots = append(slots, data)
}
}
return
}
// GetByteCodes do getByteCodes through sync stream protocol.
// returns the codes as result, target stream id, and error
func (p *Protocol) GetByteCodes(ctx context.Context, hs []common.Hash, bytes uint64, opts ...Option) (codes [][]byte, stid sttypes.StreamID, err error) {
timer := p.doMetricClientRequest("getByteCodes")
defer p.doMetricPostClientRequest("getByteCodes", err, timer)
if bytes == 0 {
err = fmt.Errorf("zero bytecode bytes requested")
return
}
if bytes > softResponseLimit {
err = fmt.Errorf("requested bytes exceed limit")
return
}
if len(hs) > GetByteCodesRequestCap {
err = fmt.Errorf("number of requested hashes exceed limit")
return
}
req := newGetByteCodesRequest(hs, bytes)
resp, stid, err := p.rm.DoRequest(ctx, req, opts...)
if err != nil {
return
}
codes, err = req.getByteCodesFromResponse(resp)
return
}
// GetTrieNodes do getTrieNodes through sync stream protocol.
// returns the nodes as result, target stream id, and error
func (p *Protocol) GetTrieNodes(ctx context.Context, root common.Hash, paths []*message.TrieNodePathSet, bytes uint64, opts ...Option) (nodes [][]byte, stid sttypes.StreamID, err error) {
timer := p.doMetricClientRequest("getTrieNodes")
defer p.doMetricPostClientRequest("getTrieNodes", err, timer)
if bytes == 0 {
err = fmt.Errorf("zero trie nodes bytes requested")
return
}
if bytes > softResponseLimit {
err = fmt.Errorf("requested bytes exceed limit")
return
}
if len(paths) > GetTrieNodesRequestCap {
err = fmt.Errorf("number of requested paths exceed limit")
return
}
req := newGetTrieNodesRequest(root, paths, bytes)
resp, stid, err := p.rm.DoRequest(ctx, req, opts...)
if err != nil {
return
}
nodes, err = req.getTrieNodesFromResponse(resp)
return
}
// getBlocksByNumberRequest is the request for get block by numbers which implements
// sttypes.Request interface
type getBlocksByNumberRequest struct {
bns []uint64
pbReq *syncpb.Request
}
func newGetBlocksByNumberRequest(bns []uint64) *getBlocksByNumberRequest {
pbReq := syncpb.MakeGetBlocksByNumRequest(bns)
return &getBlocksByNumberRequest{
bns: bns,
pbReq: pbReq,
}
}
func (req *getBlocksByNumberRequest) ReqID() uint64 {
return req.pbReq.GetReqId()
}
func (req *getBlocksByNumberRequest) SetReqID(val uint64) {
req.pbReq.ReqId = val
}
func (req *getBlocksByNumberRequest) String() string {
ss := make([]string, 0, len(req.bns))
for _, bn := range req.bns {
ss = append(ss, strconv.Itoa(int(bn)))
}
bnsStr := strings.Join(ss, ",")
return fmt.Sprintf("REQUEST [GetBlockByNumber: %s]", bnsStr)
}
func (req *getBlocksByNumberRequest) IsSupportedByProto(target sttypes.ProtoSpec) bool {
return target.Version.GreaterThanOrEqual(MinVersion)
}
func (req *getBlocksByNumberRequest) Encode() ([]byte, error) {
msg := syncpb.MakeMessageFromRequest(req.pbReq)
return protobuf.Marshal(msg)
}
func (req *getBlocksByNumberRequest) getBlocksFromResponse(resp sttypes.Response) ([]*types.Block, error) {
sResp, ok := resp.(*syncResponse)
if !ok || sResp == nil {
return nil, errors.New("not sync response")
}
blockBytes, sigs, err := req.parseBlockBytesAndSigs(sResp)
if err != nil {
return nil, err
}
blocks := make([]*types.Block, 0, len(blockBytes))
for i, bb := range blockBytes {
var block *types.Block
if err := rlp.DecodeBytes(bb, &block); err != nil {
return nil, errors.Wrap(err, "[GetBlocksByNumResponse]")
}
if block != nil {
block.SetCurrentCommitSig(sigs[i])
}
blocks = append(blocks, block)
}
return blocks, nil
}
func (req *getBlocksByNumberRequest) parseBlockBytesAndSigs(resp *syncResponse) ([][]byte, [][]byte, error) {
if errResp := resp.pb.GetErrorResponse(); errResp != nil {
return nil, nil, errors.New(errResp.Error)
}
gbResp := resp.pb.GetGetBlocksByNumResponse()
if gbResp == nil {
return nil, nil, errors.New("response not GetBlockByNumber")
}
if len(gbResp.BlocksBytes) != len(gbResp.CommitSig) {
return nil, nil, fmt.Errorf("commit sigs size not expected: %v / %v",
len(gbResp.CommitSig), len(gbResp.BlocksBytes))
}
return gbResp.BlocksBytes, gbResp.CommitSig, nil
}
type getBlockNumberRequest struct {
pbReq *syncpb.Request
}
func newGetBlockNumberRequest() *getBlockNumberRequest {
pbReq := syncpb.MakeGetBlockNumberRequest()
return &getBlockNumberRequest{
pbReq: pbReq,
}
}
func (req *getBlockNumberRequest) ReqID() uint64 {
return req.pbReq.GetReqId()
}
func (req *getBlockNumberRequest) SetReqID(val uint64) {
req.pbReq.ReqId = val
}
func (req *getBlockNumberRequest) String() string {
return fmt.Sprintf("REQUEST [GetBlockNumber]")
}
func (req *getBlockNumberRequest) IsSupportedByProto(target sttypes.ProtoSpec) bool {
return target.Version.GreaterThanOrEqual(MinVersion)
}
func (req *getBlockNumberRequest) Encode() ([]byte, error) {
msg := syncpb.MakeMessageFromRequest(req.pbReq)
return protobuf.Marshal(msg)
}
func (req *getBlockNumberRequest) getNumberFromResponse(resp sttypes.Response) (uint64, error) {
sResp, ok := resp.(*syncResponse)
if !ok || sResp == nil {
return 0, errors.New("not sync response")
}
if errResp := sResp.pb.GetErrorResponse(); errResp != nil {
return 0, errors.New(errResp.Error)
}
gnResp := sResp.pb.GetGetBlockNumberResponse()
if gnResp == nil {
return 0, errors.New("response not GetBlockNumber")
}
return gnResp.Number, nil
}
type getBlockHashesRequest struct {
bns []uint64
pbReq *syncpb.Request
}
func newGetBlockHashesRequest(bns []uint64) *getBlockHashesRequest {
pbReq := syncpb.MakeGetBlockHashesRequest(bns)
return &getBlockHashesRequest{
bns: bns,
pbReq: pbReq,
}
}
func (req *getBlockHashesRequest) ReqID() uint64 {
return req.pbReq.ReqId
}
func (req *getBlockHashesRequest) SetReqID(val uint64) {
req.pbReq.ReqId = val
}
func (req *getBlockHashesRequest) String() string {
ss := make([]string, 0, len(req.bns))
for _, bn := range req.bns {
ss = append(ss, strconv.Itoa(int(bn)))
}
bnsStr := strings.Join(ss, ",")
return fmt.Sprintf("REQUEST [GetBlockHashes: %s]", bnsStr)
}
func (req *getBlockHashesRequest) IsSupportedByProto(target sttypes.ProtoSpec) bool {
return target.Version.GreaterThanOrEqual(MinVersion)
}
func (req *getBlockHashesRequest) Encode() ([]byte, error) {
msg := syncpb.MakeMessageFromRequest(req.pbReq)
return protobuf.Marshal(msg)
}
func (req *getBlockHashesRequest) getHashesFromResponse(resp sttypes.Response) ([]common.Hash, error) {
sResp, ok := resp.(*syncResponse)
if !ok || sResp == nil {
return nil, errors.New("not sync response")
}
if errResp := sResp.pb.GetErrorResponse(); errResp != nil {
return nil, errors.New(errResp.Error)
}
bhResp := sResp.pb.GetGetBlockHashesResponse()
if bhResp == nil {
return nil, errors.New("response not GetBlockHashes")
}
hashBytes := bhResp.Hashes
return bytesToHashes(hashBytes), nil
}
type getBlocksByHashesRequest struct {
hashes []common.Hash
pbReq *syncpb.Request
}
func newGetBlocksByHashesRequest(hashes []common.Hash) *getBlocksByHashesRequest {
pbReq := syncpb.MakeGetBlocksByHashesRequest(hashes)
return &getBlocksByHashesRequest{
hashes: hashes,
pbReq: pbReq,
}
}
func (req *getBlocksByHashesRequest) ReqID() uint64 {
return req.pbReq.GetReqId()
}
func (req *getBlocksByHashesRequest) SetReqID(val uint64) {
req.pbReq.ReqId = val
}
func (req *getBlocksByHashesRequest) String() string {
hashStrs := make([]string, 0, len(req.hashes))
for _, h := range req.hashes {
hashStrs = append(hashStrs, fmt.Sprintf("%x", h[:]))
}
hStr := strings.Join(hashStrs, ", ")
return fmt.Sprintf("REQUEST [GetBlocksByHashes: %v]", hStr)
}
func (req *getBlocksByHashesRequest) IsSupportedByProto(target sttypes.ProtoSpec) bool {
return target.Version.GreaterThanOrEqual(MinVersion)
}
func (req *getBlocksByHashesRequest) Encode() ([]byte, error) {
msg := syncpb.MakeMessageFromRequest(req.pbReq)
return protobuf.Marshal(msg)
}
func (req *getBlocksByHashesRequest) getBlocksFromResponse(resp sttypes.Response) ([]*types.Block, error) {
sResp, ok := resp.(*syncResponse)
if !ok || sResp == nil {
return nil, errors.New("not sync response")
}
if errResp := sResp.pb.GetErrorResponse(); errResp != nil {
return nil, errors.New(errResp.Error)
}
bhResp := sResp.pb.GetGetBlocksByHashesResponse()
if bhResp == nil {
return nil, errors.New("response not GetBlocksByHashes")
}
var (
blockBytes = bhResp.BlocksBytes
sigs = bhResp.CommitSig
)
if len(blockBytes) != len(sigs) {
return nil, fmt.Errorf("sig size not expected: %v / %v", len(sigs), len(blockBytes))
}
blocks := make([]*types.Block, 0, len(blockBytes))
for i, bb := range blockBytes {
var block *types.Block
if err := rlp.DecodeBytes(bb, &block); err != nil {
return nil, errors.Wrap(err, "[GetBlocksByHashesResponse]")
}
if block != nil {
block.SetCurrentCommitSig(sigs[i])
}
blocks = append(blocks, block)
}
return blocks, nil
}
// getNodeDataRequest is the request for get node data which implements
// sttypes.Request interface
type getNodeDataRequest struct {
hashes []common.Hash
pbReq *syncpb.Request
}
func newGetNodeDataRequest(hashes []common.Hash) *getNodeDataRequest {
pbReq := syncpb.MakeGetNodeDataRequest(hashes)
return &getNodeDataRequest{
hashes: hashes,
pbReq: pbReq,
}
}
func (req *getNodeDataRequest) ReqID() uint64 {
return req.pbReq.GetReqId()
}
func (req *getNodeDataRequest) SetReqID(val uint64) {
req.pbReq.ReqId = val
}
func (req *getNodeDataRequest) String() string {
ss := make([]string, 0, len(req.hashes))
for _, h := range req.hashes {
ss = append(ss, h.String())
}
hsStr := strings.Join(ss, ",")
return fmt.Sprintf("REQUEST [GetNodeData: %s]", hsStr)
}
func (req *getNodeDataRequest) IsSupportedByProto(target sttypes.ProtoSpec) bool {
return target.Version.GreaterThanOrEqual(MinVersion)
}
func (req *getNodeDataRequest) Encode() ([]byte, error) {
msg := syncpb.MakeMessageFromRequest(req.pbReq)
return protobuf.Marshal(msg)
}
func (req *getNodeDataRequest) getNodeDataFromResponse(resp sttypes.Response) ([][]byte, error) {
sResp, ok := resp.(*syncResponse)
if !ok || sResp == nil {
return nil, errors.New("not sync response")
}
dataBytes, err := req.parseNodeDataBytes(sResp)
if err != nil {
return nil, err
}
return dataBytes, nil
}
func (req *getNodeDataRequest) parseNodeDataBytes(resp *syncResponse) ([][]byte, error) {
if errResp := resp.pb.GetErrorResponse(); errResp != nil {
return nil, errors.New(errResp.Error)
}
ndResp := resp.pb.GetGetNodeDataResponse()
if ndResp == nil {
return nil, errors.New("response not GetNodeData")
}
return ndResp.DataBytes, nil
}
// getReceiptsRequest is the request for get receipts which implements
// sttypes.Request interface
type getReceiptsRequest struct {
hashes []common.Hash
pbReq *syncpb.Request
}
func newGetReceiptsRequest(hashes []common.Hash) *getReceiptsRequest {
pbReq := syncpb.MakeGetReceiptsRequest(hashes)
return &getReceiptsRequest{
hashes: hashes,
pbReq: pbReq,
}
}
func (req *getReceiptsRequest) ReqID() uint64 {
return req.pbReq.GetReqId()
}
func (req *getReceiptsRequest) SetReqID(val uint64) {
req.pbReq.ReqId = val
}
func (req *getReceiptsRequest) String() string {
ss := make([]string, 0, len(req.hashes))
for _, h := range req.hashes {
ss = append(ss, h.String())
}
hsStr := strings.Join(ss, ",")
return fmt.Sprintf("REQUEST [GetReceipts: %s]", hsStr)
}
func (req *getReceiptsRequest) IsSupportedByProto(target sttypes.ProtoSpec) bool {
return target.Version.GreaterThanOrEqual(MinVersion)
}
func (req *getReceiptsRequest) Encode() ([]byte, error) {
msg := syncpb.MakeMessageFromRequest(req.pbReq)
return protobuf.Marshal(msg)
}
func (req *getReceiptsRequest) getReceiptsFromResponse(resp sttypes.Response) ([]types.Receipts, error) {
sResp, ok := resp.(*syncResponse)
if !ok || sResp == nil {
return nil, errors.New("not sync response")
}
receipts, err := req.parseGetReceiptsBytes(sResp)
if err != nil {
return nil, err
}
return receipts, nil
}
func (req *getReceiptsRequest) parseGetReceiptsBytes(resp *syncResponse) ([]types.Receipts, error) {
if errResp := resp.pb.GetErrorResponse(); errResp != nil {
return nil, errors.New(errResp.Error)
}
grResp := resp.pb.GetGetReceiptsResponse()
if grResp == nil {
return nil, errors.New("response not GetReceipts")
}
receipts := make([]types.Receipts, len(grResp.Receipts))
for i, blockReceipts := range grResp.Receipts {
for _, rcptBytes := range blockReceipts.ReceiptBytes {
var receipt *types.Receipt
if err := rlp.DecodeBytes(rcptBytes, &receipt); err != nil {
return nil, errors.Wrap(err, "[GetReceiptsResponse]")
}
receipts[i] = append(receipts[i], receipt)
}
}
return receipts, nil
}
// getAccountRangeRequest is the request for get account ranges which implements
// sttypes.Request interface
type getAccountRangeRequest struct {
root common.Hash
origin common.Hash
limit common.Hash
bytes uint64
pbReq *syncpb.Request
}
func newGetAccountRangeRequest(root common.Hash, origin common.Hash, limit common.Hash, bytes uint64) *getAccountRangeRequest {
pbReq := syncpb.MakeGetAccountRangeRequest(root, origin, limit, bytes)
return &getAccountRangeRequest{
root: root,
origin: origin,
limit: limit,
bytes: bytes,
pbReq: pbReq,
}
}
func (req *getAccountRangeRequest) ReqID() uint64 {
return req.pbReq.GetReqId()
}
func (req *getAccountRangeRequest) SetReqID(val uint64) {
req.pbReq.ReqId = val
}
func (req *getAccountRangeRequest) String() string {
ss := make([]string, 0, 4)
ss = append(ss, req.root.String())
ss = append(ss, req.origin.String())
ss = append(ss, req.limit.String())
ss = append(ss, fmt.Sprint(req.bytes))
rqStr := strings.Join(ss, ",")
return fmt.Sprintf("REQUEST [GetAccountRange: %s]", rqStr)
}
func (req *getAccountRangeRequest) IsSupportedByProto(target sttypes.ProtoSpec) bool {
return target.Version.GreaterThanOrEqual(MinVersion)
}
func (req *getAccountRangeRequest) Encode() ([]byte, error) {
msg := syncpb.MakeMessageFromRequest(req.pbReq)
return protobuf.Marshal(msg)
}
// []*message.AccountData, []common.Hash
func (req *getAccountRangeRequest) getAccountRangeFromResponse(resp sttypes.Response) ([]*message.AccountData, []common.Hash, error) {
sResp, ok := resp.(*syncResponse)
if !ok || sResp == nil {
return nil, nil, errors.New("not sync response")
}
return req.parseGetAccountRangeResponse(sResp)
}
func (req *getAccountRangeRequest) parseGetAccountRangeResponse(resp *syncResponse) ([]*message.AccountData, []common.Hash, error) {
if errResp := resp.pb.GetErrorResponse(); errResp != nil {
return nil, nil, errors.New(errResp.Error)
}
grResp := resp.pb.GetGetAccountRangeResponse()
if grResp == nil {
return nil, nil, errors.New("response not GetAccountRange")
}
proofs := make([]common.Hash, 0)
for _, proofBytes := range grResp.Proof {
var proof common.Hash
if err := rlp.DecodeBytes(proofBytes, &proof); err != nil {
return nil, nil, errors.Wrap(err, "[GetAccountRangeResponse]")
}
proofs = append(proofs, proof)
}
return grResp.Accounts, proofs, nil
}
// getStorageRangesRequest is the request for get storage ranges which implements
// sttypes.Request interface
type getStorageRangesRequest struct {
root common.Hash
accounts []common.Hash
origin common.Hash
limit common.Hash
bytes uint64
pbReq *syncpb.Request
}
func newGetStorageRangesRequest(root common.Hash, accounts []common.Hash, origin common.Hash, limit common.Hash, bytes uint64) *getStorageRangesRequest {
pbReq := syncpb.MakeGetStorageRangesRequest(root, accounts, origin, limit, bytes)
return &getStorageRangesRequest{
root: root,
accounts: accounts,
origin: origin,
limit: limit,
bytes: bytes,
pbReq: pbReq,
}
}
func (req *getStorageRangesRequest) ReqID() uint64 {
return req.pbReq.GetReqId()
}
func (req *getStorageRangesRequest) SetReqID(val uint64) {
req.pbReq.ReqId = val
}
func (req *getStorageRangesRequest) String() string {
ss := make([]string, 0, 4)
ss = append(ss, req.root.String())
for _, acc := range req.accounts {
ss = append(ss, acc.String())
}
ss = append(ss, req.origin.String())
ss = append(ss, req.limit.String())
ss = append(ss, fmt.Sprint(req.bytes))
rqStr := strings.Join(ss, ",")
return fmt.Sprintf("REQUEST [GetStorageRanges: %s]", rqStr)
}
func (req *getStorageRangesRequest) IsSupportedByProto(target sttypes.ProtoSpec) bool {
return target.Version.GreaterThanOrEqual(MinVersion)
}
func (req *getStorageRangesRequest) Encode() ([]byte, error) {
msg := syncpb.MakeMessageFromRequest(req.pbReq)
return protobuf.Marshal(msg)
}
// []*message.AccountData, []common.Hash
func (req *getStorageRangesRequest) getStorageRangesFromResponse(resp sttypes.Response) ([]*message.StoragesData, []common.Hash, error) {
sResp, ok := resp.(*syncResponse)
if !ok || sResp == nil {
return nil, nil, errors.New("not sync response")
}
return req.parseGetStorageRangesResponse(sResp)
}
func (req *getStorageRangesRequest) parseGetStorageRangesResponse(resp *syncResponse) ([]*message.StoragesData, []common.Hash, error) {
if errResp := resp.pb.GetErrorResponse(); errResp != nil {
return nil, nil, errors.New(errResp.Error)
}
grResp := resp.pb.GetGetStorageRangesResponse()
if grResp == nil {
return nil, nil, errors.New("response not GetStorageRanges")
}
proofs := make([]common.Hash, 0)
for _, proofBytes := range grResp.Proof {
var proof common.Hash
if err := rlp.DecodeBytes(proofBytes, &proof); err != nil {
return nil, nil, errors.Wrap(err, "[GetStorageRangesResponse]")
}
proofs = append(proofs, proof)
}
return grResp.Slots, proofs, nil
}
// getByteCodesRequest is the request for get code bytes which implements
// sttypes.Request interface
type getByteCodesRequest struct {
hashes []common.Hash
bytes uint64
pbReq *syncpb.Request
}
func newGetByteCodesRequest(hashes []common.Hash, bytes uint64) *getByteCodesRequest {
pbReq := syncpb.MakeGetByteCodesRequest(hashes, bytes)
return &getByteCodesRequest{
hashes: hashes,
bytes: bytes,
pbReq: pbReq,
}
}
func (req *getByteCodesRequest) ReqID() uint64 {
return req.pbReq.GetReqId()
}
func (req *getByteCodesRequest) SetReqID(val uint64) {
req.pbReq.ReqId = val
}
func (req *getByteCodesRequest) String() string {
ss := make([]string, 0, 4)
for _, h := range req.hashes {
ss = append(ss, h.String())
}
ss = append(ss, fmt.Sprint(req.bytes))
rqStr := strings.Join(ss, ",")
return fmt.Sprintf("REQUEST [GetByteCodes: %s]", rqStr)
}
func (req *getByteCodesRequest) IsSupportedByProto(target sttypes.ProtoSpec) bool {
return target.Version.GreaterThanOrEqual(MinVersion)
}
func (req *getByteCodesRequest) Encode() ([]byte, error) {
msg := syncpb.MakeMessageFromRequest(req.pbReq)
return protobuf.Marshal(msg)
}
func (req *getByteCodesRequest) getByteCodesFromResponse(resp sttypes.Response) ([][]byte, error) {
sResp, ok := resp.(*syncResponse)
if !ok || sResp == nil {
return nil, errors.New("not sync response")
}
return req.parseGetByteCodesResponse(sResp)
}
func (req *getByteCodesRequest) parseGetByteCodesResponse(resp *syncResponse) ([][]byte, error) {
if errResp := resp.pb.GetErrorResponse(); errResp != nil {
return nil, errors.New(errResp.Error)
}
grResp := resp.pb.GetGetByteCodesResponse()
if grResp == nil {
return nil, errors.New("response not GetByteCodes")
}
codes := make([][]byte, 0)
for _, codeBytes := range grResp.Codes {
var code []byte
if err := rlp.DecodeBytes(codeBytes, &code); err != nil {
return nil, errors.Wrap(err, "[GetByteCodesResponse]")
}
codes = append(codes, code)
}
return codes, nil
}
// getTrieNodesRequest is the request for get trie nodes which implements
// sttypes.Request interface
type getTrieNodesRequest struct {
root common.Hash
paths []*message.TrieNodePathSet
bytes uint64
pbReq *syncpb.Request
}
func newGetTrieNodesRequest(root common.Hash, paths []*message.TrieNodePathSet, bytes uint64) *getTrieNodesRequest {
pbReq := syncpb.MakeGetTrieNodesRequest(root, paths, bytes)
return &getTrieNodesRequest{
root: root,
paths: paths,
bytes: bytes,
pbReq: pbReq,
}
}
func (req *getTrieNodesRequest) ReqID() uint64 {
return req.pbReq.GetReqId()
}
func (req *getTrieNodesRequest) SetReqID(val uint64) {
req.pbReq.ReqId = val
}
func (req *getTrieNodesRequest) String() string {
ss := make([]string, 0, 4)
ss = append(ss, req.root.String())
for _, p := range req.paths {
ss = append(ss, p.String())
}
ss = append(ss, fmt.Sprint(req.bytes))
rqStr := strings.Join(ss, ",")
return fmt.Sprintf("REQUEST [GetTrieNodes: %s]", rqStr)
}
func (req *getTrieNodesRequest) IsSupportedByProto(target sttypes.ProtoSpec) bool {
return target.Version.GreaterThanOrEqual(MinVersion)
}
func (req *getTrieNodesRequest) Encode() ([]byte, error) {
msg := syncpb.MakeMessageFromRequest(req.pbReq)
return protobuf.Marshal(msg)
}
func (req *getTrieNodesRequest) getTrieNodesFromResponse(resp sttypes.Response) ([][]byte, error) {
sResp, ok := resp.(*syncResponse)
if !ok || sResp == nil {
return nil, errors.New("not sync response")
}
return req.parseGetTrieNodesResponse(sResp)
}
func (req *getTrieNodesRequest) parseGetTrieNodesResponse(resp *syncResponse) ([][]byte, error) {
if errResp := resp.pb.GetErrorResponse(); errResp != nil {
return nil, errors.New(errResp.Error)
}
grResp := resp.pb.GetGetTrieNodesResponse()
if grResp == nil {
return nil, errors.New("response not GetTrieNodes")
}
nodes := make([][]byte, 0)
for _, codeBytes := range grResp.Nodes {
var code []byte
if err := rlp.DecodeBytes(codeBytes, &code); err != nil {
return nil, errors.Wrap(err, "[GetTrieNodesResponse]")
}
nodes = append(nodes, code)
}
return nodes, nil
}