blocksyncer

package
v1.6.2 Latest Latest
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 Go to latest Published: Apr 11, 2024 License: GPL-3.0 Imports: 48 Imported by: 0

Documentation

Index

Constants

View Source 
const (
	// MaxRetryCount defines getting the latest height from the RPC client max retry count
	MaxRetryCount = 50
	// DefaultBlockHeightDiff defines default block height diff of main and backup service
	DefaultBlockHeightDiff = 100
	// DefaultCheckDiffPeriod defines check interval of block height diff
	DefaultCheckDiffPeriod = 1
	// MaxHeightGapFactor defines the gap coefficient between the block height in the Map and the processed block height
	MaxHeightGapFactor    = 4
	ObjectsNumberOfShards = 64
	MinChargeSize         = 128000
	CommitNumber          = 2000
)
View Source 
const (

)

Variables

View Source 
var (
	BlockSyncerModularBackupName = strings.ToLower("BlockSyncerBackup")
	// DsnBlockSyncer defines env variable name for block syncer dsn
	DsnBlockSyncer = "BLOCK_SYNCER_DSN"
	// DsnBlockSyncerSwitched defines env variable name for block syncer backup dsn
	DsnBlockSyncerSwitched = "BLOCK_SYNCER_DSN_SWITCHED"
	ErrDSNNotSet           = errors.New("dsn config is not set in environment")
	ErrBlockNotFound       = errors.New("failed to get block from map need retry")
	ErrHandleEvent         = errors.New("failed to handle event")
	ErrEventNotFound       = errors.New("failed to get event from tx map")
)
View Source 
var (
	RealTimeStart *atomic.Bool
	CatchEndBlock *atomic.Int64

	MainService   *BlockSyncerModular
	BackupService *BlockSyncerModular

	FlagDB *db.DB

	NeedBackup bool

	CancelMain func()
	CtxMain    context.Context
)

Read concurrency required global variables

View Source 
var (
	Version    string
	CommitID   string
	BranchName string
	BuildTime  string
)
View Source 
var App *cli.App
View Source 
var VersionCmd = &cli.Command{
	Action:      versionAction,
	Name:        "version",
	Aliases:     []string{"v"},
	Usage:       "Print version information",
	Category:    "MISCELLANEOUS COMMANDS",
	Description: `The output of this command is supposed to be machine-readable.`,
}

Functions

func CheckProgress 

func CheckProgress()

func DeepCopyByGob 

func DeepCopyByGob(src, dst interface{}) error
func DumpLogo() string

DumpLogo output greenfield storage provider logo

func DumpVersion added in v0.2.5 

func DumpVersion() string

DumpVersion output the storage provider version information

func NewBlockSyncerModular 

func NewBlockSyncerModular(app *gfspapp.GfSpBaseApp, cfg *gfspconfig.GfSpConfig) (coremodule.Modular, error)

func NewIndexer 

func NewIndexer(codec codec.Codec, proxy node.Node, db database.Database, modules []modules.Module, serviceName string, commitNumber uint64) parser.Indexer

func RegisterModular added in v0.2.5 

func RegisterModular()

func StopMainService 

func StopMainService() error

func StorageProvider added in v0.2.5 

func StorageProvider(ctx *cli.Context) error

func SwitchMasterDBFlag 

func SwitchMasterDBFlag() error

Types

type BlockSyncerE2eBaseSuite added in v0.2.5 

type BlockSyncerE2eBaseSuite struct {
	suite.Suite
	Context context.Context
}

func (*BlockSyncerE2eBaseSuite) SetupSuite added in v0.2.5 

func (s *BlockSyncerE2eBaseSuite) SetupSuite()

type BlockSyncerModular 

type BlockSyncerModular struct {
	// contains filtered or unexported fields
}

BlockSyncerModular synchronizes storage,payment,permission data to db by handling related events

func (*BlockSyncerModular) Name 

func (b *BlockSyncerModular) Name() string

func (*BlockSyncerModular) ReleaseResource 

func (b *BlockSyncerModular) ReleaseResource(ctx context.Context, span rcmgr.ResourceScopeSpan)

func (*BlockSyncerModular) ReserveResource 

func (b *BlockSyncerModular) ReserveResource(ctx context.Context, state *rcmgr.ScopeStat) (rcmgr.ResourceScopeSpan, error)

func (*BlockSyncerModular) Start 

func (b *BlockSyncerModular) Start(ctx context.Context) error

func (*BlockSyncerModular) Stop 

func (b *BlockSyncerModular) Stop(ctx context.Context) error

type Impl 

type Impl struct {
	Modules []modules.Module

	Node node.Node
	DB   database.Database

	LatestBlockHeight atomic.Value
	ProcessedHeight   uint64

	CommitNumber uint64

	ServiceName string
	// contains filtered or unexported fields
}

func Cast 

func Cast(indexer parser.Indexer) *Impl

func (*Impl) CreateMasterTable 

func (i *Impl) CreateMasterTable() error

func (*Impl) ExportAccounts 

func (i *Impl) ExportAccounts(block *coretypes.ResultBlock, txs []*types.Tx) error

ExportAccounts accepts a slice of transactions and persists accounts inside the database. An error is returned if write fails.

func (*Impl) ExportBlock 

func (i *Impl) ExportBlock(block *coretypes.ResultBlock, events *coretypes.ResultBlockResults, txs []*types.Tx, getTmcValidators modules.GetTmcValidators) error

ExportBlock accepts a finalized block and persists then inside the database. An error is returned if write fails.

func (*Impl) ExportCommit 

func (i *Impl) ExportCommit(block *coretypes.ResultBlock, getTmcValidators modules.GetTmcValidators) error

ExportCommit accepts ResultValidators and persists validator commit signatures inside the database. An error is returned if write fails.

func (*Impl) ExportEpoch 

func (i *Impl) ExportEpoch(block *coretypes.ResultBlock) error

func (*Impl) ExportEvents 

func (i *Impl) ExportEvents(ctx context.Context, block *coretypes.ResultBlock, events *coretypes.ResultBlockResults) error

ExportEvents accepts a slice of transactions and get events in order to save in database.

func (*Impl) ExportEventsInTxs 

func (i *Impl) ExportEventsInTxs(ctx context.Context, block *coretypes.ResultBlock, txs map[common.Hash][]abci.Event, txHash tmtypes.Txs) ([]map[string][]interface{}, error)

ExportEventsInTxs accepts a slice of events in tx in order to save in database.

func (*Impl) ExportEventsWithoutTx 

func (i *Impl) ExportEventsWithoutTx(ctx context.Context, block *coretypes.ResultBlock, events []abci.Event) ([]map[string][]interface{}, error)

ExportEventsWithoutTx accepts a slice of events not in tx in order to save in database. events here don't have txHash

func (*Impl) ExportTxs 

func (i *Impl) ExportTxs(block *coretypes.ResultBlock, txs []*types.Tx) error

ExportTxs accepts a slice of transactions and persists then inside the database. An error is returned if write fails.

func (*Impl) ExtractEvent added in v0.2.3 

func (i *Impl) ExtractEvent(ctx context.Context, block *coretypes.ResultBlock, txHash common.Hash, event sdk.Event) (map[string][]interface{}, error)

ExtractEvent accepts the transaction and handles events contained inside the transaction.

func (*Impl) GetBlockRecordNum 

func (i *Impl) GetBlockRecordNum(_ context.Context) int64

GetBlockRecordNum returns total number of blocks stored in database.

func (*Impl) GetLastBlockRecordHeight 

func (i *Impl) GetLastBlockRecordHeight(ctx context.Context) (uint64, error)

GetLastBlockRecordHeight returns the last block height stored inside the database

func (*Impl) GetLatestBlockHeight 

func (i *Impl) GetLatestBlockHeight() *atomic.Value

func (*Impl) GetServiceName 

func (i *Impl) GetServiceName() string

func (*Impl) HandleBlock 

func (i *Impl) HandleBlock(block *coretypes.ResultBlock, events *coretypes.ResultBlockResults, txs []*types.Tx, getTmcValidators modules.GetTmcValidators)

HandleBlock accepts block and calls the block handlers.

func (*Impl) HandleEvent 

func (i *Impl) HandleEvent(ctx context.Context, block *coretypes.ResultBlock, txHash common.Hash, event sdk.Event) error

func (*Impl) HandleGenesis 

func (i *Impl) HandleGenesis(genesisDoc *tmtypes.GenesisDoc, appState map[string]json.RawMessage) error

HandleGenesis accepts a GenesisDoc and calls all the registered genesis handlers in the order in which they have been registered.

func (*Impl) HandleMessage 

func (i *Impl) HandleMessage(block *coretypes.ResultBlock, index int, msg sdk.Msg, tx *types.Tx)

HandleMessage accepts the transaction and handles messages contained inside the transaction.

func (*Impl) HandleTx 

func (i *Impl) HandleTx(tx *types.Tx)

HandleTx accepts the transaction and calls the tx handlers.

func (*Impl) Process 

func (i *Impl) Process(height uint64) error

Process fetches a block for a given height and associated metadata and export it to a database. It returns an error if any export process fails.

func (*Impl) Processed 

func (i *Impl) Processed(ctx context.Context, height uint64) (bool, error)

Processed tells whether the current Indexer has already processed the given height of Block An error is returned if the operation fails.

func (*Impl) SaveEpoch added in v0.2.3 

func (i *Impl) SaveEpoch(block *coretypes.ResultBlock) (string, []interface{})

SaveEpoch accept a block result data and persist basic info into db to record current sync progress

type MigrateDBKey 

type MigrateDBKey struct{}

type TxHashEvent added in v0.2.3 

type TxHashEvent struct {
	Event  sdk.Event
	TxHash common.Hash
}

Source Files

View all Source files

Directories

Path Synopsis
bucket
events
general
group
object
objectidmap
payment
permission
prefixtree
storage_provider
virtual_group

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