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execution_data.go
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execution_data.go
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package convert
import (
"fmt"
"google.golang.org/grpc/codes"
"google.golang.org/grpc/status"
"github.com/onflow/flow/protobuf/go/flow/entities"
"github.com/onflow/flow-go/ledger"
"github.com/onflow/flow-go/model/flow"
"github.com/onflow/flow-go/module/executiondatasync/execution_data"
)
// BlockExecutionDataEventPayloadsToVersion converts all event payloads to version
func BlockExecutionDataEventPayloadsToVersion(
m *entities.BlockExecutionData,
to entities.EventEncodingVersion,
) error {
if to == entities.EventEncodingVersion_CCF_V0 {
return nil
}
for i, chunk := range m.ChunkExecutionData {
for j, e := range chunk.Events {
converted, err := CcfPayloadToJsonPayload(e.Payload)
if err != nil {
return fmt.Errorf("failed to convert payload for event %d to json: %w", j, err)
}
m.ChunkExecutionData[i].Events[j].Payload = converted
}
}
return nil
}
// BlockExecutionDataToMessage converts a BlockExecutionData to a protobuf message
func BlockExecutionDataToMessage(data *execution_data.BlockExecutionData) (
*entities.BlockExecutionData,
error,
) {
chunkExecutionDatas := make([]*entities.ChunkExecutionData, len(data.ChunkExecutionDatas))
for i, chunk := range data.ChunkExecutionDatas {
chunkMessage, err := ChunkExecutionDataToMessage(chunk)
if err != nil {
return nil, err
}
chunkExecutionDatas[i] = chunkMessage
}
return &entities.BlockExecutionData{
BlockId: IdentifierToMessage(data.BlockID),
ChunkExecutionData: chunkExecutionDatas,
}, nil
}
// MessageToBlockExecutionData converts a protobuf message to a BlockExecutionData
func MessageToBlockExecutionData(
m *entities.BlockExecutionData,
chain flow.Chain,
) (*execution_data.BlockExecutionData, error) {
if m == nil {
return nil, ErrEmptyMessage
}
chunks := make([]*execution_data.ChunkExecutionData, len(m.ChunkExecutionData))
for i, chunk := range m.GetChunkExecutionData() {
convertedChunk, err := MessageToChunkExecutionData(chunk, chain)
if err != nil {
return nil, err
}
chunks[i] = convertedChunk
}
return &execution_data.BlockExecutionData{
BlockID: MessageToIdentifier(m.GetBlockId()),
ChunkExecutionDatas: chunks,
}, nil
}
// ChunkExecutionDataToMessage converts a ChunkExecutionData to a protobuf message
func ChunkExecutionDataToMessage(data *execution_data.ChunkExecutionData) (
*entities.ChunkExecutionData,
error,
) {
collection := &entities.ExecutionDataCollection{}
if data.Collection != nil {
collection = &entities.ExecutionDataCollection{
Transactions: TransactionsToMessages(data.Collection.Transactions),
}
}
events := EventsToMessages(data.Events)
if len(events) == 0 {
events = nil
}
trieUpdate, err := TrieUpdateToMessage(data.TrieUpdate)
if err != nil {
return nil, err
}
var results []*entities.ExecutionDataTransactionResult
if len(data.TransactionResults) > 0 {
results = make([]*entities.ExecutionDataTransactionResult, len(data.TransactionResults))
for i, result := range data.TransactionResults {
results[i] = &entities.ExecutionDataTransactionResult{
TransactionId: IdentifierToMessage(result.TransactionID),
Failed: result.Failed,
ComputationUsed: result.ComputationUsed,
}
}
}
return &entities.ChunkExecutionData{
Collection: collection,
Events: events,
TrieUpdate: trieUpdate,
TransactionResults: results,
}, nil
}
// MessageToChunkExecutionData converts a protobuf message to a ChunkExecutionData
func MessageToChunkExecutionData(
m *entities.ChunkExecutionData,
chain flow.Chain,
) (*execution_data.ChunkExecutionData, error) {
collection, err := messageToTrustedCollection(m.GetCollection(), chain)
if err != nil {
return nil, err
}
var trieUpdate *ledger.TrieUpdate
if m.GetTrieUpdate() != nil {
trieUpdate, err = MessageToTrieUpdate(m.GetTrieUpdate())
if err != nil {
return nil, err
}
}
events := MessagesToEvents(m.GetEvents())
if len(events) == 0 {
events = nil
}
var results []flow.LightTransactionResult
if len(m.GetTransactionResults()) > 0 {
results = make([]flow.LightTransactionResult, len(m.GetTransactionResults()))
for i, result := range m.GetTransactionResults() {
results[i] = flow.LightTransactionResult{
TransactionID: MessageToIdentifier(result.GetTransactionId()),
Failed: result.GetFailed(),
ComputationUsed: result.GetComputationUsed(),
}
}
}
return &execution_data.ChunkExecutionData{
Collection: collection,
Events: events,
TrieUpdate: trieUpdate,
TransactionResults: results,
}, nil
}
// MessageToTrieUpdate converts a protobuf message to a TrieUpdate
func MessageToTrieUpdate(m *entities.TrieUpdate) (*ledger.TrieUpdate, error) {
rootHash, err := ledger.ToRootHash(m.GetRootHash())
if err != nil {
return nil, fmt.Errorf("could not convert root hash: %w", err)
}
paths := make([]ledger.Path, len(m.GetPaths()))
for i, path := range m.GetPaths() {
convertedPath, err := ledger.ToPath(path)
if err != nil {
return nil, fmt.Errorf("could not convert path %d: %w", i, err)
}
paths[i] = convertedPath
}
payloads := make([]*ledger.Payload, len(m.Payloads))
for i, payload := range m.GetPayloads() {
keyParts := make([]ledger.KeyPart, len(payload.GetKeyPart()))
for j, keypart := range payload.GetKeyPart() {
keyParts[j] = ledger.NewKeyPart(uint16(keypart.GetType()), keypart.GetValue())
}
payloads[i] = ledger.NewPayload(ledger.NewKey(keyParts), payload.GetValue())
}
return &ledger.TrieUpdate{
RootHash: rootHash,
Paths: paths,
Payloads: payloads,
}, nil
}
// TrieUpdateToMessage converts a TrieUpdate to a protobuf message
func TrieUpdateToMessage(t *ledger.TrieUpdate) (*entities.TrieUpdate, error) {
if t == nil {
return nil, nil
}
paths := make([][]byte, len(t.Paths))
for i := range t.Paths {
paths[i] = t.Paths[i][:]
}
payloads := make([]*entities.Payload, len(t.Payloads))
for i, payload := range t.Payloads {
key, err := payload.Key()
if err != nil {
return nil, fmt.Errorf("could not convert payload %d: %w", i, err)
}
keyParts := make([]*entities.KeyPart, len(key.KeyParts))
for j, keyPart := range key.KeyParts {
keyParts[j] = &entities.KeyPart{
Type: uint32(keyPart.Type),
Value: keyPart.Value,
}
}
payloads[i] = &entities.Payload{
KeyPart: keyParts,
Value: payload.Value(),
}
}
return &entities.TrieUpdate{
RootHash: t.RootHash[:],
Paths: paths,
Payloads: payloads,
}, nil
}
// messageToTrustedCollection converts a protobuf message to a collection using the
// messageToTrustedTransaction converter to support service transactions.
func messageToTrustedCollection(
m *entities.ExecutionDataCollection,
chain flow.Chain,
) (*flow.Collection, error) {
messages := m.GetTransactions()
if len(messages) == 0 {
return &flow.Collection{}, nil
}
transactions := make([]*flow.TransactionBody, len(messages))
for i, message := range messages {
transaction, err := messageToTrustedTransaction(message, chain)
if err != nil {
return nil, fmt.Errorf("could not convert transaction %d: %w", i, err)
}
transactions[i] = &transaction
}
return &flow.Collection{Transactions: transactions}, nil
}
// messageToTrustedTransaction converts a transaction message to a transaction body.
// This is useful when converting transactions from trusted state like BlockExecutionData which
// contain service transactions that do not conform to external transaction format.
func messageToTrustedTransaction(
m *entities.Transaction,
chain flow.Chain,
) (flow.TransactionBody, error) {
if m == nil {
return flow.TransactionBody{}, ErrEmptyMessage
}
t := flow.NewTransactionBody()
proposalKey := m.GetProposalKey()
if proposalKey != nil {
proposalAddress, err := insecureAddress(proposalKey.GetAddress())
if err != nil {
return *t, fmt.Errorf("could not convert proposer address: %w", err)
}
t.SetProposalKey(proposalAddress, uint64(proposalKey.GetKeyId()), proposalKey.GetSequenceNumber())
}
payer := m.GetPayer()
if payer != nil {
payerAddress, err := insecureAddress(payer)
if err != nil {
return *t, fmt.Errorf("could not convert payer address: %w", err)
}
t.SetPayer(payerAddress)
}
for _, authorizer := range m.GetAuthorizers() {
authorizerAddress, err := Address(authorizer, chain)
if err != nil {
return *t, fmt.Errorf("could not convert authorizer address: %w", err)
}
t.AddAuthorizer(authorizerAddress)
}
for _, sig := range m.GetPayloadSignatures() {
addr, err := Address(sig.GetAddress(), chain)
if err != nil {
return *t, fmt.Errorf("could not convert payload signature address: %w", err)
}
t.AddPayloadSignature(addr, uint64(sig.GetKeyId()), sig.GetSignature())
}
for _, sig := range m.GetEnvelopeSignatures() {
addr, err := Address(sig.GetAddress(), chain)
if err != nil {
return *t, fmt.Errorf("could not convert envelope signature address: %w", err)
}
t.AddEnvelopeSignature(addr, uint64(sig.GetKeyId()), sig.GetSignature())
}
t.SetScript(m.GetScript())
t.SetArguments(m.GetArguments())
t.SetReferenceBlockID(flow.HashToID(m.GetReferenceBlockId()))
t.SetGasLimit(m.GetGasLimit())
return *t, nil
}
func MessageToRegisterID(m *entities.RegisterID, chain flow.Chain) (flow.RegisterID, error) {
if m == nil {
return flow.RegisterID{}, ErrEmptyMessage
}
owner := flow.EmptyAddress
if len(m.GetOwner()) > 0 {
var err error
owner, err = Address(m.GetOwner(), chain)
if err != nil {
return flow.RegisterID{}, fmt.Errorf("could not convert owner address: %w", err)
}
}
key := string(m.GetKey())
return flow.NewRegisterID(owner, key), nil
}
// MessagesToRegisterIDs converts a protobuf message to RegisterIDs
func MessagesToRegisterIDs(m []*entities.RegisterID, chain flow.Chain) (flow.RegisterIDs, error) {
if m == nil {
return nil, ErrEmptyMessage
}
result := make(flow.RegisterIDs, len(m))
for i, entry := range m {
regID, err := MessageToRegisterID(entry, chain)
if err != nil {
return nil, fmt.Errorf("failed to convert register id %d: %w", i, err)
}
result[i] = regID
}
return result, nil
}
func RegisterIDToMessage(id flow.RegisterID) *entities.RegisterID {
return &entities.RegisterID{
Owner: []byte(id.Owner),
Key: []byte(id.Key),
}
}
// insecureAddress converts a raw address to a flow.Address, skipping validation
// This is useful when converting transactions from trusted state like BlockExecutionData.
// This should only be used for trusted inputs
func insecureAddress(rawAddress []byte) (flow.Address, error) {
if len(rawAddress) == 0 {
return flow.EmptyAddress, status.Error(codes.InvalidArgument, "address cannot be empty")
}
return flow.BytesToAddress(rawAddress), nil
}