func exportECBlock(block *common.ECBlock) {
if block == nil || procLog.Level() < factomlog.Info {
return
}
data, err := block.MarshalBinary()
if err != nil {
panic(err)
}
strChainID := block.Header.ECChainID.String()
if fileNotExists(dataStorePath + strChainID) {
err := os.MkdirAll(dataStorePath+strChainID, 0777)
if err == nil {
procLog.Info("Created directory " + dataStorePath + strChainID)
} else {
procLog.Error(err)
}
}
err = ioutil.WriteFile(fmt.Sprintf(dataStorePath+strChainID+"/store.%09d.block", block.Header.DBHeight), data, 0777)
if err != nil {
panic(err)
}
}
func (db *LevelDb) ProcessECBlockMultiBatch(block *common.ECBlock) error {
if block == nil {
return nil
}
if db.lbatch == nil {
return fmt.Errorf("db.lbatch == nil")
}
binaryBlock, err := block.MarshalBinary()
if err != nil {
return err
}
// Insert the binary factom block
var key = []byte{byte(TBL_CB)}
hash, err := block.HeaderHash()
if err != nil {
return err
}
key = append(key, hash.Bytes()...)
db.lbatch.Put(key, binaryBlock)
// Insert block height cross reference
var dbNumkey = []byte{byte(TBL_CB_NUM)}
dbNumkey = append(dbNumkey, common.EC_CHAINID...)
var buf bytes.Buffer
binary.Write(&buf, binary.BigEndian, block.Header.EBHeight)
dbNumkey = append(dbNumkey, buf.Bytes()...)
db.lbatch.Put(dbNumkey, hash.Bytes())
//fmt.Println("ProcessECBlockBatch: key=", hex.EncodeToString(dbNumkey), ", hash=", hash)
// Update the chain head reference
key = []byte{byte(TBL_CHAIN_HEAD)}
key = append(key, common.EC_CHAINID...)
//hash, err = block.HeaderHash()
//if err != nil {
//return err
//}
db.lbatch.Put(key, hash.Bytes())
return nil
}
// ProcessECBlockBatche inserts the ECBlock and update all it's cbentries in DB
func (db *LevelDb) ProcessECBlockBatch(block *common.ECBlock) error {
if block != nil {
if db.lbatch == nil {
db.lbatch = new(leveldb.Batch)
}
defer db.lbatch.Reset()
binaryBlock, err := block.MarshalBinary()
if err != nil {
return err
}
// Insert the binary factom block
var key []byte = []byte{byte(TBL_CB)}
hash, err := block.HeaderHash()
if err != nil {
return err
}
key = append(key, hash.Bytes()...)
db.lbatch.Put(key, binaryBlock)
// Update the chain head reference
key = []byte{byte(TBL_CHAIN_HEAD)}
key = append(key, common.EC_CHAINID...)
hash, err = block.HeaderHash()
if err != nil {
return err
}
db.lbatch.Put(key, hash.Bytes())
err = db.lDb.Write(db.lbatch, db.wo)
if err != nil {
log.Println("batch failed %v\n", err)
return err
}
}
return nil
}