lotus/chain/types/signedmessage.go
Jakub Sztandera 8987defb9d
Fix BLS message ChainLength add more detail to ValidForBlockInclusion
Signed-off-by: Jakub Sztandera <kubuxu@protocol.ai>
2020-10-13 20:02:42 +02:00

108 lines
2.0 KiB
Go

package types
import (
"bytes"
"encoding/json"
"github.com/filecoin-project/go-state-types/abi"
"github.com/filecoin-project/go-state-types/crypto"
block "github.com/ipfs/go-block-format"
"github.com/ipfs/go-cid"
)
func (sm *SignedMessage) ToStorageBlock() (block.Block, error) {
if sm.Signature.Type == crypto.SigTypeBLS {
return sm.Message.ToStorageBlock()
}
data, err := sm.Serialize()
if err != nil {
return nil, err
}
c, err := abi.CidBuilder.Sum(data)
if err != nil {
return nil, err
}
return block.NewBlockWithCid(data, c)
}
func (sm *SignedMessage) Cid() cid.Cid {
if sm.Signature.Type == crypto.SigTypeBLS {
return sm.Message.Cid()
}
sb, err := sm.ToStorageBlock()
if err != nil {
panic(err)
}
return sb.Cid()
}
type SignedMessage struct {
Message Message
Signature crypto.Signature
}
func DecodeSignedMessage(data []byte) (*SignedMessage, error) {
var msg SignedMessage
if err := msg.UnmarshalCBOR(bytes.NewReader(data)); err != nil {
return nil, err
}
return &msg, nil
}
func (sm *SignedMessage) Serialize() ([]byte, error) {
buf := new(bytes.Buffer)
if err := sm.MarshalCBOR(buf); err != nil {
return nil, err
}
return buf.Bytes(), nil
}
type smCid struct {
*RawSignedMessage
CID cid.Cid
}
type RawSignedMessage SignedMessage
func (sm *SignedMessage) MarshalJSON() ([]byte, error) {
return json.Marshal(&smCid{
RawSignedMessage: (*RawSignedMessage)(sm),
CID: sm.Cid(),
})
}
func (sm *SignedMessage) ChainLength() int {
var ser []byte
var err error
if sm.Signature.Type == crypto.SigTypeBLS {
// BLS chain message length doesn't include signature
ser, err = sm.Message.Serialize()
} else {
ser, err = sm.Serialize()
}
if err != nil {
panic(err)
}
return len(ser)
}
func (sm *SignedMessage) Size() int {
serdata, err := sm.Serialize()
if err != nil {
log.Errorf("serializing message failed: %s", err)
return 0
}
return len(serdata)
}
func (sm *SignedMessage) VMMessage() *Message {
return &sm.Message
}