//Construct the entry and submit it to the server
func submitEntryToAnchorChain(aRecord *AnchorRecord) error {
//Marshal aRecord into json
jsonARecord, err := json.Marshal(aRecord)
anchorLog.Debug("submitEntryToAnchorChain - jsonARecord: ", string(jsonARecord))
if err != nil {
return err
}
bufARecord := new(bytes.Buffer)
bufARecord.Write(jsonARecord)
//Sign the json aRecord with the server key
aRecordSig := serverPrivKey.Sign(jsonARecord)
//Encode sig into Hex string
bufARecord.Write([]byte(hex.EncodeToString(aRecordSig.Sig[:])))
//Create a new entry
entry := common.NewEntry()
entry.ChainID = anchorChainID
anchorLog.Debug("anchorChainID: ", anchorChainID)
entry.Content = bufARecord.Bytes()
buf := new(bytes.Buffer)
// 1 byte version
buf.Write([]byte{0})
// 6 byte milliTimestamp (truncated unix time)
buf.Write(milliTime())
// 32 byte Entry Hash
buf.Write(entry.Hash().Bytes())
// 1 byte number of entry credits to pay
binaryEntry, err := entry.MarshalBinary()
if err != nil {
return err
}
anchorLog.Info("jsonARecord binary entry: ", hex.EncodeToString(binaryEntry))
if c, err := util.EntryCost(binaryEntry); err != nil {
return err
} else {
buf.WriteByte(byte(c))
}
tmp := buf.Bytes()
sig := serverECKey.Sign(tmp)
buf = bytes.NewBuffer(tmp)
buf.Write(serverECKey.Pub.Key[:])
buf.Write(sig.Sig[:])
commit := common.NewCommitEntry()
err = commit.UnmarshalBinary(buf.Bytes())
if err != nil {
return err
}
// create a CommitEntry msg and send it to the local inmsgQ
cm := factomwire.NewMsgCommitEntry()
cm.CommitEntry = commit
inMsgQ <- cm
// create a RevealEntry msg and send it to the local inmsgQ
rm := factomwire.NewMsgRevealEntry()
rm.Entry = entry
inMsgQ <- rm
return nil
}
func CommitEntry(c *common.CommitEntry) error {
m := wire.NewMsgCommitEntry()
m.CommitEntry = c
inMsgQ <- m
return nil
}
