示例#1
0
文件: util.go 项目: 6londe/FactomCode
func exportABlock(block *common.AdminBlock) {
	if block == nil || procLog.Level() < factomlog.Info {
		return
	}

	data, err := block.MarshalBinary()
	if err != nil {
		panic(err)
	}

	strChainID := block.Header.AdminChainID.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)
	}

}
示例#2
0
// ProcessABlockBatch inserts the AdminBlock
func (db *LevelDb) ProcessABlockBatch(block *common.AdminBlock) 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
		}

		abHash, err := block.PartialHash()
		if err != nil {
			return err
		}

		// Insert the binary factom block
		var key []byte = []byte{byte(TBL_AB)}
		key = append(key, abHash.Bytes()...)
		db.lbatch.Put(key, binaryBlock)

		// Insert the admin block number cross reference
		key = []byte{byte(TBL_AB_NUM)}
		key = append(key, block.Header.AdminChainID.Bytes()...)
		bytes := make([]byte, 4)
		binary.BigEndian.PutUint32(bytes, block.Header.DBHeight)
		key = append(key, bytes...)
		db.lbatch.Put(key, abHash.Bytes())

		// Update the chain head reference
		key = []byte{byte(TBL_CHAIN_HEAD)}
		key = append(key, common.ADMIN_CHAINID...)
		db.lbatch.Put(key, abHash.Bytes())

		err = db.lDb.Write(db.lbatch, db.wo)
		if err != nil {
			log.Println("batch failed %v\n", err)
			return err
		}

	}
	return nil
}
示例#3
0
func (db *LevelDb) ProcessABlockMultiBatch(block *common.AdminBlock) 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
	}

	abHash, err := block.PartialHash()
	if err != nil {
		return err
	}

	// Insert the binary factom block
	var key = []byte{byte(TBL_AB)}
	key = append(key, abHash.Bytes()...)
	db.lbatch.Put(key, binaryBlock)

	// Insert the admin block number cross reference
	key = []byte{byte(TBL_AB_NUM)}
	key = append(key, common.ADMIN_CHAINID...)
	bytes := make([]byte, 4)
	binary.BigEndian.PutUint32(bytes, block.Header.DBHeight)
	key = append(key, bytes...)
	db.lbatch.Put(key, abHash.Bytes())

	// Update the chain head reference
	key = []byte{byte(TBL_CHAIN_HEAD)}
	key = append(key, common.ADMIN_CHAINID...)
	db.lbatch.Put(key, abHash.Bytes())

	return nil
}