Ejemplo n.º 1
0
// FetchAllABlocks gets all of the admin blocks
func (db *LevelDb) FetchAllABlocks() (aBlocks []common.AdminBlock, err error) {
	db.dbLock.RLock()
	defer db.dbLock.RUnlock()
	var fromkey = []byte{byte(TBL_AB)}   // Table Name (1 bytes)						// Timestamp  (8 bytes)
	var tokey = []byte{byte(TBL_AB + 1)} // Table Name (1 bytes)
	var iter iterator.Iterator
	aBlockSlice := make([]common.AdminBlock, 0, 10)
	iter = db.lDb.NewIterator(&util.Range{Start: fromkey, Limit: tokey}, db.ro)

	for iter.Next() {
		var aBlock common.AdminBlock
		_, err := aBlock.UnmarshalBinaryData(iter.Value())
		if err != nil {
			return nil, err
		}
		//TODO: to be optimized??
		_, err = aBlock.PartialHash()
		if err != nil {
			return nil, err
		}

		aBlockSlice = append(aBlockSlice, aBlock)

	}
	iter.Release()
	err = iter.Error()

	return aBlockSlice, nil
}
Ejemplo n.º 2
0
func ParseAdminBlock(chainID, hash string, rawBlock []byte, blockTime string) (*Block, error) {
	answer := new(Block)

	aBlock := new(common.AdminBlock)
	_, err := aBlock.UnmarshalBinaryData(rawBlock)
	if err != nil {
		return nil, err
	}

	answer.ChainID = chainID
	fullHash, err := aBlock.LedgerKeyMR()
	if err != nil {
		return nil, err
	}
	answer.FullHash = fullHash.String()
	partialHash, err := aBlock.PartialHash()
	if err != nil {
		return nil, err
	}
	answer.PartialHash = partialHash.String()
	answer.EntryCount = len(aBlock.ABEntries)
	answer.PrevBlockHash = fmt.Sprintf("%x", aBlock.Header.PrevLedgerKeyMR.GetBytes())
	answer.EntryList = make([]*Entry, answer.EntryCount)
	answer.BinaryString = fmt.Sprintf("%x", rawBlock)
	for i, v := range aBlock.ABEntries {
		marshalled, err := v.MarshalBinary()
		if err != nil {
			return nil, err
		}
		entry := new(Entry)

		entry.BinaryString = fmt.Sprintf("%x", marshalled)
		entry.Hash = v.Hash().String()
		entry.Timestamp = blockTime
		entry.ChainID = chainID

		entry.JSONString, err = v.JSONString()
		if err != nil {
			return nil, err
		}
		entry.SpewString = v.Spew()
		entry.ShortEntry = v.Interpret()

		answer.EntryList[i] = entry

	}
	answer.JSONString, err = aBlock.JSONString()
	if err != nil {
		return nil, err
	}

	answer.SpewString = aBlock.Spew()
	answer.BinaryString = fmt.Sprintf("%x", rawBlock)
	answer.IsAdminBlock = true

	return answer, nil
}