func exportFctBlock(block block.IFBlock) {
if block == nil || procLog.Level() < factomlog.Info {
return
}
data, err := block.MarshalBinary()
if err != nil {
panic(err)
}
strChainID := block.GetChainID().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.GetDBHeight()), data, 0777)
if err != nil {
panic(err)
}
}
// When we are playing catchup, adding the transaction block is a pretty
// useful feature.
func (fs *FactoidState) AddTransactionBlock(blk block.IFBlock) error {
if err := blk.Validate(); err != nil {
return err
}
transactions := blk.GetTransactions()
for _, trans := range transactions {
err := fs.UpdateTransaction(trans)
if err != nil {
return err
}
}
fs.currentBlock = blk
fs.SetFactoshisPerEC(blk.GetExchRate())
cp.CP.AddUpdate(
"FAddBlk", // tag
"status", // Category
fmt.Sprintf("Added Factoid Block %d", blk.GetDBHeight()), // Title
"", // message
60) // sixty seconds should be enough
return nil
}
// ProcessFBlockBatch inserts the factoid block
func (db *LevelDb) ProcessFBlockBatch(block block.IFBlock) 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
}
scHash := block.GetHash()
// Insert the binary factom block
var key []byte = []byte{byte(TBL_SC)}
key = append(key, scHash.Bytes()...)
db.lbatch.Put(key, binaryBlock)
// Insert the sc block number cross reference
key = []byte{byte(TBL_SC_NUM)}
key = append(key, block.GetChainID().Bytes()...)
bytes := make([]byte, 4)
binary.BigEndian.PutUint32(bytes, block.GetDBHeight())
key = append(key, bytes...)
db.lbatch.Put(key, scHash.Bytes())
// Update the chain head reference
key = []byte{byte(TBL_CHAIN_HEAD)}
key = append(key, common.FACTOID_CHAINID...)
db.lbatch.Put(key, scHash.Bytes())
err = db.lDb.Write(db.lbatch, db.wo)
if err != nil {
log.Println("batch failed %v\n", err)
return err
}
}
return nil
}
// Add DBEntry from an SC Block
func (c *DChain) AddFBlockToDBEntry(b block.IFBlock) (err error) {
dbEntry := &DBEntry{}
dbEntry.ChainID = new(Hash)
dbEntry.ChainID.SetBytes(b.GetChainID().Bytes())
dbEntry.KeyMR = new(Hash)
dbEntry.KeyMR.SetBytes(b.GetHash().Bytes())
if len(c.NextBlock.DBEntries) < 3 {
panic("3 DBEntries not initialized properly for block: " + string(c.NextDBHeight))
}
c.BlockMutex.Lock()
// Ablock is always at the first entry
// First three entries are ABlock, CBlock, FBlock
c.NextBlock.DBEntries[2] = dbEntry
c.BlockMutex.Unlock()
return nil
}
func (db *LevelDb) ProcessFBlockMultiBatch(block block.IFBlock) 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
}
scHash := block.GetHash()
// Insert the binary factom block
var key = []byte{byte(TBL_SC)}
key = append(key, scHash.Bytes()...)
db.lbatch.Put(key, binaryBlock)
// Insert the sc block number cross reference
key = []byte{byte(TBL_SC_NUM)}
key = append(key, common.FACTOID_CHAINID...)
bytes := make([]byte, 4)
binary.BigEndian.PutUint32(bytes, block.GetDBHeight())
key = append(key, bytes...)
db.lbatch.Put(key, scHash.Bytes())
// Update the chain head reference
key = []byte{byte(TBL_CHAIN_HEAD)}
key = append(key, common.FACTOID_CHAINID...)
db.lbatch.Put(key, scHash.Bytes())
return nil
}