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Golang Db.InsertEntry方法代码示例

本文整理汇总了Golang中github.com/FactomProject/FactomCode/database.Db.InsertEntry方法的典型用法代码示例。如果您正苦于以下问题:Golang Db.InsertEntry方法的具体用法?Golang Db.InsertEntry怎么用?Golang Db.InsertEntry使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在github.com/FactomProject/FactomCode/database.Db的用法示例。


在下文中一共展示了Db.InsertEntry方法的2个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Golang代码示例。

示例1: storeBlocksFromMemPool

// Validate the new blocks in mem pool and store them in db
// Need to make a batch insert in db in milestone 2
func storeBlocksFromMemPool(b *common.DirectoryBlock, fMemPool *ftmMemPool, db database.Db) error {
	fMemPool.RLock()
	defer fMemPool.RUnlock()

	for _, dbEntry := range b.DBEntries {
		switch dbEntry.ChainID.String() {
		case ecchain.ChainID.String():
			ecBlkMsg := fMemPool.blockpool[dbEntry.KeyMR.String()].(*wire.MsgECBlock)
			err := db.ProcessECBlockBatch(ecBlkMsg.ECBlock)
			if err != nil {
				return err
			}
			// needs to be improved??
			initializeECreditMap(ecBlkMsg.ECBlock)
			// for debugging
			exportECBlock(ecBlkMsg.ECBlock)
		case achain.ChainID.String():
			aBlkMsg := fMemPool.blockpool[dbEntry.KeyMR.String()].(*wire.MsgABlock)
			err := db.ProcessABlockBatch(aBlkMsg.ABlk)
			if err != nil {
				return err
			}
			// for debugging
			exportABlock(aBlkMsg.ABlk)
		case fchain.ChainID.String():
			fBlkMsg := fMemPool.blockpool[dbEntry.KeyMR.String()].(*wire.MsgFBlock)
			err := db.ProcessFBlockBatch(fBlkMsg.SC)
			if err != nil {
				return err
			}
			// Initialize the Factoid State
			err = common.FactoidState.AddTransactionBlock(fBlkMsg.SC)
			FactoshisPerCredit = fBlkMsg.SC.GetExchRate()
			if err != nil {
				return err
			}

			// for debugging
			exportFctBlock(fBlkMsg.SC)
		default:
			// handle Entry Block
			eBlkMsg, _ := fMemPool.blockpool[dbEntry.KeyMR.String()].(*wire.MsgEBlock)
			// store entry in db first
			for _, ebEntry := range eBlkMsg.EBlk.Body.EBEntries {
				if msg, foundInMemPool := fMemPool.blockpool[ebEntry.String()]; foundInMemPool {
					err := db.InsertEntry(msg.(*wire.MsgEntry).Entry)
					if err != nil {
						return err
					}
				}
			}
			// Store Entry Block in db
			err := db.ProcessEBlockBatch(eBlkMsg.EBlk)
			if err != nil {
				return err
			}

			// create a chain when it's the first block of the entry chain
			if eBlkMsg.EBlk.Header.EBSequence == 0 {
				chain := new(common.EChain)
				chain.ChainID = eBlkMsg.EBlk.Header.ChainID
				chain.FirstEntry, _ = db.FetchEntryByHash(eBlkMsg.EBlk.Body.EBEntries[0])
				if chain.FirstEntry == nil {
					return errors.New("First entry not found for chain:" + eBlkMsg.EBlk.Header.ChainID.String())
				}

				db.InsertChain(chain)
				chainIDMap[chain.ChainID.String()] = chain
			}

			// for debugging
			exportEBlock(eBlkMsg.EBlk)
		}
	}

	dbhash, dbHeight, _ := db.FetchBlockHeightCache()
	//fmt.Printf("last block height is %d, to-be-saved block height is %d\n", dbHeight, b.Header.DBHeight)

	// Store the dir block
	err := db.ProcessDBlockBatch(b)
	if err != nil {
		return err
	}

	lastDirBlockTimestamp = b.Header.Timestamp

	// Update dir block height cache in db
	commonHash, _ := common.CreateHash(b)
	db.UpdateBlockHeightCache(b.Header.DBHeight, commonHash)

	// for debugging
	exportDBlock(b)

	// this means, there's syncup breakage happened, and let's renew syncup.
	if uint32(dbHeight) < b.Header.DBHeight-1 {
		startHash, _ := wire.NewShaHash(dbhash.Bytes())
		stopHash, _ := wire.NewShaHash(commonHash.Bytes())
		outMsgQueue <- &wire.MsgInt_ReSyncup{
//.........这里部分代码省略.........
开发者ID:FactomProject,项目名称:FactomCode,代码行数:101,代码来源:syncup.go

示例2: storeBlocksFromMemPool

// Validate the new blocks in mem pool and store them in db
// Need to make a batch insert in db in milestone 2
func storeBlocksFromMemPool(b *common.DirectoryBlock, fMemPool *ftmMemPool, db database.Db) error {

	for _, dbEntry := range b.DBEntries {
		switch dbEntry.ChainID.String() {
		case ecchain.ChainID.String():
			ecBlkMsg := fMemPool.blockpool[dbEntry.KeyMR.String()].(*wire.MsgECBlock)
			err := db.ProcessECBlockBatch(ecBlkMsg.ECBlock)
			if err != nil {
				return err
			}
			// needs to be improved??
			initializeECreditMap(ecBlkMsg.ECBlock)
			// for debugging
			exportECBlock(ecBlkMsg.ECBlock)
		case achain.ChainID.String():
			aBlkMsg := fMemPool.blockpool[dbEntry.KeyMR.String()].(*wire.MsgABlock)
			err := db.ProcessABlockBatch(aBlkMsg.ABlk)
			if err != nil {
				return err
			}
			// for debugging
			exportABlock(aBlkMsg.ABlk)
		case fchain.ChainID.String():
			fBlkMsg := fMemPool.blockpool[dbEntry.KeyMR.String()].(*wire.MsgFBlock)
			err := db.ProcessFBlockBatch(fBlkMsg.SC)
			if err != nil {
				return err
			}
			// Initialize the Factoid State
			err = common.FactoidState.AddTransactionBlock(fBlkMsg.SC)
			FactoshisPerCredit = fBlkMsg.SC.GetExchRate()
			if err != nil {
				return err
			}

			// for debugging
			exportFctBlock(fBlkMsg.SC)
		default:
			// handle Entry Block
			eBlkMsg, _ := fMemPool.blockpool[dbEntry.KeyMR.String()].(*wire.MsgEBlock)
			// store entry in db first
			for _, ebEntry := range eBlkMsg.EBlk.Body.EBEntries {
				if msg, foundInMemPool := fMemPool.blockpool[ebEntry.String()]; foundInMemPool {
					err := db.InsertEntry(msg.(*wire.MsgEntry).Entry)
					if err != nil {
						return err
					}
				}
			}
			// Store Entry Block in db
			err := db.ProcessEBlockBatch(eBlkMsg.EBlk)
			if err != nil {
				return err
			}

			// create a chain when it's the first block of the entry chain
			if eBlkMsg.EBlk.Header.EBSequence == 0 {
				chain := new(common.EChain)
				chain.ChainID = eBlkMsg.EBlk.Header.ChainID
				chain.FirstEntry, _ = db.FetchEntryByHash(eBlkMsg.EBlk.Body.EBEntries[0])
				if chain.FirstEntry == nil {
					return errors.New("First entry not found for chain:" + eBlkMsg.EBlk.Header.ChainID.String())
				}

				db.InsertChain(chain)
				chainIDMap[chain.ChainID.String()] = chain
			}

			// for debugging
			exportEBlock(eBlkMsg.EBlk)
		}
	}

	// Store the dir block
	err := db.ProcessDBlockBatch(b)
	if err != nil {
		return err
	}

	// Update dir block height cache in db
	commonHash, _ := common.CreateHash(b)
	db.UpdateBlockHeightCache(b.Header.DBHeight, commonHash)

	// for debugging
	exportDBlock(b)

	return nil
}
开发者ID:brianharness,项目名称:FactomCode,代码行数:90,代码来源:syncup.go


注:本文中的github.com/FactomProject/FactomCode/database.Db.InsertEntry方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。