badger

package
v0.24.9 Latest Latest
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This package is not in the latest version of its module.

 Go to latest Published: Mar 28, 2022 License: AGPL-3.0 Imports: 21 Imported by: 21

Documentation

Index

Constants

View Source 
const DefaultCacheSize = uint(1000)
View Source 
const JobQueueChunksQueue = "JobQueueChunksQueue"

Variables

This section is empty.

Functions

func InitAll added in v0.12.0 

func InitAll(metrics module.CacheMetrics, db *badger.DB) *storage.All

func InitPublic added in v0.22.4 

func InitPublic(opts badger.Options) (*badger.DB, error)

InitPublic initializes a public database by checking and setting the database type marker. If an existing, inconsistent type marker is set, this method will return an error. Once a database type marker has been set using these methods, the type cannot be changed.

func InitSecret added in v0.22.4 

func InitSecret(opts badger.Options) (*badger.DB, error)

InitSecret initializes a secrets database by checking and setting the database type marker. If an existing, inconsistent type marker is set, this method will return an error. Once a database type marker has been set using these methods, the type cannot be changed.

func KeyFromBlockIDIndex added in v0.24.8 

func KeyFromBlockIDIndex(blockID flow.Identifier, txIndex uint32) string

func KeyFromBlockIDTransactionID added in v0.15.1 

func KeyFromBlockIDTransactionID(blockID flow.Identifier, txID flow.Identifier) string

func KeyToBlockIDIndex added in v0.24.8 

func KeyToBlockIDIndex(key string) (flow.Identifier, uint32, error)

func KeyToBlockIDTransactionID added in v0.15.1 

func KeyToBlockIDTransactionID(key string) (flow.Identifier, flow.Identifier, error)

Types

type Batch added in v0.15.1 

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

func NewBatch added in v0.15.1 

func NewBatch(db *badger.DB) *Batch

func (*Batch) Flush added in v0.15.1 

func (b *Batch) Flush() error

Flush will call the badger Batch's Flush method, in addition, it will call the callbacks added by OnSucceed

func (*Batch) GetWriter added in v0.15.1 

func (b *Batch) GetWriter() *badger.WriteBatch

func (*Batch) OnSucceed added in v0.15.1 

func (b *Batch) OnSucceed(callback func())

OnSucceed adds a callback to execute after the batch has been successfully flushed. useful for implementing the cache where we will only cache after the batch has been successfully flushed

type Blocks 

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

Blocks implements a simple block storage around a badger DB.

func NewBlocks 

func NewBlocks(db *badger.DB, headers *Headers, payloads *Payloads) *Blocks

NewBlocks ...

func (*Blocks) ByCollectionID 

func (b *Blocks) ByCollectionID(collID flow.Identifier) (*flow.Block, error)

ByCollectionID ...

func (*Blocks) ByHeight 

func (b *Blocks) ByHeight(height uint64) (*flow.Block, error)

ByHeight ...

func (*Blocks) ByID 

func (b *Blocks) ByID(blockID flow.Identifier) (*flow.Block, error)

ByID ...

func (*Blocks) GetLastFullBlockHeight 

func (b *Blocks) GetLastFullBlockHeight() (uint64, error)

GetLastFullBlockHeight ...

func (*Blocks) IndexBlockForCollections 

func (b *Blocks) IndexBlockForCollections(blockID flow.Identifier, collIDs []flow.Identifier) error

IndexBlockForCollections ...

func (*Blocks) Store 

func (b *Blocks) Store(block *flow.Block) error

Store ...

func (*Blocks) StoreTx 

func (b *Blocks) StoreTx(block *flow.Block) func(*transaction.Tx) error

func (*Blocks) UpdateLastFullBlockHeight 

func (b *Blocks) UpdateLastFullBlockHeight(height uint64) error

UpdateLastFullBlockHeight upsert (update or insert) the last full block height

type Cache 

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

func (*Cache) Get 

func (c *Cache) Get(key interface{}) func(*badger.Txn) (interface{}, error)

Get will try to retrieve the resource from cache first, and then from the injected

func (*Cache) Insert added in v0.16.1 

func (c *Cache) Insert(key interface{}, resource interface{})

Insert will add an resource directly to the cache with the given ID

func (*Cache) PutTx added in v0.17.1 

func (c *Cache) PutTx(key interface{}, resource interface{}) func(*transaction.Tx) error

PutTx will return tx which adds an resource to the cache with the given ID.

func (*Cache) Remove added in v0.16.1 

func (c *Cache) Remove(key interface{})

type ChunkDataPacks 

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

func NewChunkDataPacks 

func NewChunkDataPacks(collector module.CacheMetrics, db *badger.DB, collections storage.Collections, byChunkIDCacheSize uint) *ChunkDataPacks

func (*ChunkDataPacks) BatchStore added in v0.15.0 

func (ch *ChunkDataPacks) BatchStore(c *flow.ChunkDataPack, batch storage.BatchStorage) error

func (*ChunkDataPacks) ByChunkID 

func (ch *ChunkDataPacks) ByChunkID(chunkID flow.Identifier) (*flow.ChunkDataPack, error)

func (*ChunkDataPacks) Remove 

func (ch *ChunkDataPacks) Remove(chunkID flow.Identifier) error

func (*ChunkDataPacks) Store 

func (ch *ChunkDataPacks) Store(c *flow.ChunkDataPack) error

type ChunksQueue added in v0.15.0 

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

ChunksQueue stores a queue of chunk locators that assigned to me to verify. Job consumers can read the locators as job from the queue by index. Chunk locators stored in this queue are unique.

func NewChunkQueue added in v0.15.0 

func NewChunkQueue(db *badger.DB) *ChunksQueue

NewChunkQueue will initialize the underlying badger database of chunk locator queue.

func (*ChunksQueue) AtIndex added in v0.15.0 

func (q *ChunksQueue) AtIndex(index uint64) (*chunks.Locator, error)

AtIndex returns the chunk locator stored at the given index in the queue.

func (*ChunksQueue) Init added in v0.15.0 

func (q *ChunksQueue) Init(defaultIndex uint64) (bool, error)

Init initializes chunk queue's latest index with the given default index.

func (*ChunksQueue) LatestIndex added in v0.15.0 

func (q *ChunksQueue) LatestIndex() (uint64, error)

LatestIndex returns the index of the latest chunk locator stored in the queue.

func (*ChunksQueue) StoreChunkLocator added in v0.15.0 

func (q *ChunksQueue) StoreChunkLocator(locator *chunks.Locator) (bool, error)

StoreChunkLocator stores a new chunk locator that assigned to me to the job queue. A true will be returned, if the locator was new. A false will be returned, if the locator was duplicate.

type Cleaner 

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

func NewCleaner 

func NewCleaner(log zerolog.Logger, db *badger.DB, metrics module.CleanerMetrics, frequency int) *Cleaner

NewCleaner returns a cleaner that runs the badger value log garbage collection once every `frequency` calls if a frequency of zero is passed in, we will not run the GC at all

func (*Cleaner) RunGC 

func (c *Cleaner) RunGC()

type ClusterBlocks 

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

ClusterBlocks implements a simple block storage around a badger DB.

func NewClusterBlocks 

func NewClusterBlocks(db *badger.DB, chainID flow.ChainID, headers *Headers, payloads *ClusterPayloads) *ClusterBlocks

func (*ClusterBlocks) ByHeight 

func (b *ClusterBlocks) ByHeight(height uint64) (*cluster.Block, error)

func (*ClusterBlocks) ByID 

func (b *ClusterBlocks) ByID(blockID flow.Identifier) (*cluster.Block, error)

func (*ClusterBlocks) Store 

func (b *ClusterBlocks) Store(block *cluster.Block) error

type ClusterPayloads 

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

ClusterPayloads implements storage of block payloads for collection node cluster consensus.

func NewClusterPayloads 

func NewClusterPayloads(cacheMetrics module.CacheMetrics, db *badger.DB) *ClusterPayloads

func (*ClusterPayloads) ByBlockID 

func (cp *ClusterPayloads) ByBlockID(blockID flow.Identifier) (*cluster.Payload, error)

func (*ClusterPayloads) Store 

func (cp *ClusterPayloads) Store(blockID flow.Identifier, payload *cluster.Payload) error

type Collections 

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

func NewCollections 

func NewCollections(db *badger.DB, transactions *Transactions) *Collections

func (*Collections) ByID 

func (c *Collections) ByID(colID flow.Identifier) (*flow.Collection, error)

func (*Collections) LightByID 

func (c *Collections) LightByID(colID flow.Identifier) (*flow.LightCollection, error)

func (*Collections) LightByTransactionID 

func (c *Collections) LightByTransactionID(txID flow.Identifier) (*flow.LightCollection, error)

func (*Collections) Remove 

func (c *Collections) Remove(colID flow.Identifier) error

func (*Collections) Store 

func (c *Collections) Store(collection *flow.Collection) error

func (*Collections) StoreLight 

func (c *Collections) StoreLight(collection *flow.LightCollection) error

func (*Collections) StoreLightAndIndexByTransaction 

func (c *Collections) StoreLightAndIndexByTransaction(collection *flow.LightCollection) error

type Commits 

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

func NewCommits 

func NewCommits(collector module.CacheMetrics, db *badger.DB) *Commits

func (*Commits) BatchStore added in v0.15.0 

func (c *Commits) BatchStore(blockID flow.Identifier, commit flow.StateCommitment, batch storage.BatchStorage) error

func (*Commits) ByBlockID 

func (c *Commits) ByBlockID(blockID flow.Identifier) (flow.StateCommitment, error)

func (*Commits) RemoveByBlockID added in v0.24.5 

func (c *Commits) RemoveByBlockID(blockID flow.Identifier) error

func (*Commits) Store 

func (c *Commits) Store(blockID flow.Identifier, commit flow.StateCommitment) error

type ConsumerProgress added in v0.15.0 

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

func NewConsumerProgress added in v0.15.0 

func NewConsumerProgress(db *badger.DB, consumer string) *ConsumerProgress

func (*ConsumerProgress) InitProcessedIndex added in v0.15.0 

func (cp *ConsumerProgress) InitProcessedIndex(defaultIndex uint64) error

InitProcessedIndex insert the default processed index to the storage layer, can only be done once. initialize for the second time will return storage.ErrAlreadyExists

func (*ConsumerProgress) ProcessedIndex added in v0.15.0 

func (cp *ConsumerProgress) ProcessedIndex() (uint64, error)

func (*ConsumerProgress) SetProcessedIndex added in v0.15.0 

func (cp *ConsumerProgress) SetProcessedIndex(processed uint64) error

type DKGState added in v0.23.9 

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

DKGState stores state information about in-progress and completed DKGs, including computed keys. Must be instantiated using secrets database.

func NewDKGState added in v0.23.9 

func NewDKGState(collector module.CacheMetrics, db *badger.DB) (*DKGState, error)

NewDKGState returns the DKGState implementation backed by Badger DB.

func (*DKGState) GetDKGEndState added in v0.23.9 

func (ds *DKGState) GetDKGEndState(epochCounter uint64) (flow.DKGEndState, error)

GetDKGEndState retrieves the DKG end state for the epoch.

func (*DKGState) GetDKGStarted added in v0.23.9 

func (ds *DKGState) GetDKGStarted(epochCounter uint64) (bool, error)

GetDKGStarted checks whether the DKG has been started for the given epoch.

func (*DKGState) InsertMyBeaconPrivateKey added in v0.23.9 

func (ds *DKGState) InsertMyBeaconPrivateKey(epochCounter uint64, key crypto.PrivateKey) error

InsertMyBeaconPrivateKey stores the random beacon private key for an epoch.

CAUTION: these keys are stored before they are validated against the canonical key vector and may not be valid for use in signing. Use SafeBeaconKeys to guarantee only keys safe for signing are returned

func (*DKGState) RetrieveMyBeaconPrivateKey added in v0.23.9 

func (ds *DKGState) RetrieveMyBeaconPrivateKey(epochCounter uint64) (crypto.PrivateKey, error)

RetrieveMyBeaconPrivateKey retrieves the random beacon private key for an epoch.

CAUTION: these keys are stored before they are validated against the canonical key vector and may not be valid for use in signing. Use SafeBeaconKeys to guarantee only keys safe for signing are returned

func (*DKGState) SetDKGEndState added in v0.23.9 

func (ds *DKGState) SetDKGEndState(epochCounter uint64, endState flow.DKGEndState) error

SetDKGEndState stores that the DKG has ended, and its end state.

func (*DKGState) SetDKGStarted added in v0.23.9 

func (ds *DKGState) SetDKGStarted(epochCounter uint64) error

SetDKGStarted sets the flag indicating the DKG has started for the given epoch.

type EpochCommits 

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

func NewEpochCommits 

func NewEpochCommits(collector module.CacheMetrics, db *badger.DB) *EpochCommits

func (*EpochCommits) ByID 

func (ec *EpochCommits) ByID(commitID flow.Identifier) (*flow.EpochCommit, error)

func (*EpochCommits) Store 

func (ec *EpochCommits) Store(commit *flow.EpochCommit) error

TODO: can we remove this method? Its not contained in the interface.

func (*EpochCommits) StoreTx 

func (ec *EpochCommits) StoreTx(commit *flow.EpochCommit) func(*transaction.Tx) error

type EpochSetups 

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

func NewEpochSetups 

func NewEpochSetups(collector module.CacheMetrics, db *badger.DB) *EpochSetups

NewEpochSetups instantiates a new EpochSetups storage.

func (*EpochSetups) ByID 

func (es *EpochSetups) ByID(setupID flow.Identifier) (*flow.EpochSetup, error)

func (*EpochSetups) StoreTx 

func (es *EpochSetups) StoreTx(setup *flow.EpochSetup) func(tx *transaction.Tx) error

type EpochStatuses 

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

func NewEpochStatuses 

func NewEpochStatuses(collector module.CacheMetrics, db *badger.DB) *EpochStatuses

NewEpochStatuses ...

func (*EpochStatuses) ByBlockID 

func (es *EpochStatuses) ByBlockID(blockID flow.Identifier) (*flow.EpochStatus, error)

func (*EpochStatuses) StoreTx 

func (es *EpochStatuses) StoreTx(blockID flow.Identifier, status *flow.EpochStatus) func(tx *transaction.Tx) error

type Events 

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

func NewEvents 

func NewEvents(collector module.CacheMetrics, db *badger.DB) *Events

func (*Events) BatchStore added in v0.15.0 

func (e *Events) BatchStore(blockID flow.Identifier, blockEvents []flow.EventsList, batch storage.BatchStorage) error

func (*Events) ByBlockID 

func (e *Events) ByBlockID(blockID flow.Identifier) ([]flow.Event, error)

ByBlockID returns the events for the given block ID

func (*Events) ByBlockIDEventType 

func (e *Events) ByBlockIDEventType(blockID flow.Identifier, eventType flow.EventType) ([]flow.Event, error)

ByBlockIDEventType returns the events for the given block ID and event type

func (*Events) ByBlockIDTransactionID 

func (e *Events) ByBlockIDTransactionID(blockID flow.Identifier, txID flow.Identifier) ([]flow.Event, error)

ByBlockIDTransactionID returns the events for the given block ID and transaction ID

func (*Events) ByBlockIDTransactionIndex added in v0.24.8 

func (e *Events) ByBlockIDTransactionIndex(blockID flow.Identifier, txIndex uint32) ([]flow.Event, error)

type ExecutionReceipts 

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

ExecutionReceipts implements storage for execution receipts.

func NewExecutionReceipts 

func NewExecutionReceipts(collector module.CacheMetrics, db *badger.DB, results *ExecutionResults, cacheSize uint) *ExecutionReceipts

NewExecutionReceipts Creates ExecutionReceipts instance which is a database of receipts which supports storing and indexing receipts by receipt ID and block ID.

func (*ExecutionReceipts) BatchStore added in v0.15.1 

func (r *ExecutionReceipts) BatchStore(receipt *flow.ExecutionReceipt, batch storage.BatchStorage) error

func (*ExecutionReceipts) ByBlockID 

func (r *ExecutionReceipts) ByBlockID(blockID flow.Identifier) (flow.ExecutionReceiptList, error)

func (*ExecutionReceipts) ByID 

func (r *ExecutionReceipts) ByID(receiptID flow.Identifier) (*flow.ExecutionReceipt, error)

func (*ExecutionReceipts) Store 

func (r *ExecutionReceipts) Store(receipt *flow.ExecutionReceipt) error

type ExecutionResults 

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

ExecutionResults implements persistent storage for execution results.

func NewExecutionResults 

func NewExecutionResults(collector module.CacheMetrics, db *badger.DB) *ExecutionResults

func (*ExecutionResults) BatchIndex added in v0.15.0 

func (r *ExecutionResults) BatchIndex(blockID flow.Identifier, resultID flow.Identifier, forceReindex bool, batch storage.BatchStorage) error

func (*ExecutionResults) BatchStore added in v0.15.0 

func (r *ExecutionResults) BatchStore(result *flow.ExecutionResult, batch storage.BatchStorage) error

func (*ExecutionResults) ByBlockID 

func (r *ExecutionResults) ByBlockID(blockID flow.Identifier) (*flow.ExecutionResult, error)

func (*ExecutionResults) ByID 

func (r *ExecutionResults) ByID(resultID flow.Identifier) (*flow.ExecutionResult, error)

func (*ExecutionResults) ByIDTx added in v0.23.2 

func (r *ExecutionResults) ByIDTx(resultID flow.Identifier) func(*transaction.Tx) (*flow.ExecutionResult, error)

func (*ExecutionResults) ForceIndex added in v0.21.0 

func (r *ExecutionResults) ForceIndex(blockID flow.Identifier, resultID flow.Identifier) error

func (*ExecutionResults) Index 

func (r *ExecutionResults) Index(blockID flow.Identifier, resultID flow.Identifier) error

func (*ExecutionResults) Store 

func (r *ExecutionResults) Store(result *flow.ExecutionResult) error

type Guarantees 

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

Guarantees implements persistent storage for collection guarantees.

func NewGuarantees 

func NewGuarantees(collector module.CacheMetrics, db *badger.DB, cacheSize uint) *Guarantees

func (*Guarantees) ByCollectionID 

func (g *Guarantees) ByCollectionID(collID flow.Identifier) (*flow.CollectionGuarantee, error)

func (*Guarantees) Store 

func (g *Guarantees) Store(guarantee *flow.CollectionGuarantee) error

type Headers 

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

Headers implements a simple read-only header storage around a badger DB.

func NewHeaders 

func NewHeaders(collector module.CacheMetrics, db *badger.DB) *Headers

func (*Headers) BatchIndexByChunkID added in v0.15.0 

func (h *Headers) BatchIndexByChunkID(headerID, chunkID flow.Identifier, batch storage.BatchStorage) error

func (*Headers) ByBlockID 

func (h *Headers) ByBlockID(blockID flow.Identifier) (*flow.Header, error)

func (*Headers) ByHeight 

func (h *Headers) ByHeight(height uint64) (*flow.Header, error)

func (*Headers) ByParentID 

func (h *Headers) ByParentID(parentID flow.Identifier) ([]*flow.Header, error)

func (*Headers) FindHeaders 

func (h *Headers) FindHeaders(filter func(header *flow.Header) bool) ([]flow.Header, error)

func (*Headers) IDByChunkID added in v0.15.0 

func (h *Headers) IDByChunkID(chunkID flow.Identifier) (flow.Identifier, error)

func (*Headers) IndexByChunkID added in v0.15.0 

func (h *Headers) IndexByChunkID(headerID, chunkID flow.Identifier) error

func (*Headers) RollbackExecutedBlock added in v0.24.5 

func (h *Headers) RollbackExecutedBlock(header *flow.Header) error

func (*Headers) Store 

func (h *Headers) Store(header *flow.Header) error

type Index 

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

Index implements a simple read-only payload storage around a badger DB.

func NewIndex 

func NewIndex(collector module.CacheMetrics, db *badger.DB) *Index

func (*Index) ByBlockID 

func (i *Index) ByBlockID(blockID flow.Identifier) (*flow.Index, error)

func (*Index) Store 

func (i *Index) Store(blockID flow.Identifier, index *flow.Index) error

type MyExecutionReceipts added in v0.15.0 

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

MyExecutionReceipts holds and indexes Execution Receipts. MyExecutionReceipts is implemented as a wrapper around badger.ExecutionReceipts The wrapper adds the ability to "MY execution receipt", from the viewpoint of an individual Execution Node.

func NewMyExecutionReceipts added in v0.15.0 

func NewMyExecutionReceipts(collector module.CacheMetrics, db *badger.DB, receipts *ExecutionReceipts) *MyExecutionReceipts

NewMyExecutionReceipts creates instance of MyExecutionReceipts which is a wrapper wrapper around badger.ExecutionReceipts It's useful for execution nodes to keep track of produced execution receipts.

func (*MyExecutionReceipts) BatchStoreMyReceipt added in v0.15.1 

func (m *MyExecutionReceipts) BatchStoreMyReceipt(receipt *flow.ExecutionReceipt, batch storage.BatchStorage) error

func (*MyExecutionReceipts) MyReceipt added in v0.15.0 

func (m *MyExecutionReceipts) MyReceipt(blockID flow.Identifier) (*flow.ExecutionReceipt, error)

MyReceipt retrieves my receipt for the given block. Returns storage.ErrNotFound if no receipt was persisted for the block.

func (*MyExecutionReceipts) StoreMyReceipt added in v0.15.0 

func (m *MyExecutionReceipts) StoreMyReceipt(receipt *flow.ExecutionReceipt) error

StoreMyReceipt stores the receipt and marks it as mine (trusted). My receipts are indexed by the block whose result they compute. Currently, we only support indexing a _single_ receipt per block. Attempting to store conflicting receipts for the same block will error.

type Payloads 

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

func NewPayloads 

func NewPayloads(db *badger.DB, index *Index, guarantees *Guarantees, seals *Seals, receipts *ExecutionReceipts,
	results *ExecutionResults) *Payloads

func (*Payloads) ByBlockID 

func (p *Payloads) ByBlockID(blockID flow.Identifier) (*flow.Payload, error)

func (*Payloads) Store 

func (p *Payloads) Store(blockID flow.Identifier, payload *flow.Payload) error

type ResultApprovals added in v0.14.0 

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

ResultApprovals implements persistent storage for result approvals.

func NewResultApprovals added in v0.14.0 

func NewResultApprovals(collector module.CacheMetrics, db *badger.DB) *ResultApprovals

func (*ResultApprovals) ByChunk added in v0.14.0 

func (r *ResultApprovals) ByChunk(resultID flow.Identifier, chunkIndex uint64) (*flow.ResultApproval, error)

ByChunk retrieves a ResultApproval by result ID and chunk index. The ResultApprovals store is only used within a verification node, where it is assumed that there is never more than one approval per chunk.

func (*ResultApprovals) ByID added in v0.14.0 

func (r *ResultApprovals) ByID(approvalID flow.Identifier) (*flow.ResultApproval, error)

ByID retrieves a ResultApproval by its ID

func (*ResultApprovals) Index added in v0.14.0 

func (r *ResultApprovals) Index(resultID flow.Identifier, chunkIndex uint64, approvalID flow.Identifier) error

Index indexes a ResultApproval by chunk (ResultID + chunk index). operation is idempotent (repeated calls with the same value are equivalent to just calling the method once; still the method succeeds on each call).

func (*ResultApprovals) Store added in v0.14.0 

func (r *ResultApprovals) Store(approval *flow.ResultApproval) error

Store stores a ResultApproval

type SafeBeaconPrivateKeys added in v0.23.9 

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

SafeBeaconPrivateKeys is the safe beacon key storage backed by Badger DB.

func NewSafeBeaconPrivateKeys added in v0.23.9 

func NewSafeBeaconPrivateKeys(state *DKGState) *SafeBeaconPrivateKeys

NewSafeBeaconPrivateKeys returns a safe beacon key storage backed by Badger DB.

func (*SafeBeaconPrivateKeys) RetrieveMyBeaconPrivateKey added in v0.23.9 

func (keys *SafeBeaconPrivateKeys) RetrieveMyBeaconPrivateKey(epochCounter uint64) (key crypto.PrivateKey, safe bool, err error)

RetrieveMyBeaconPrivateKey retrieves my beacon private key for the given epoch, only if my key has been confirmed valid and safe for use.

Returns: * (key, true, nil) if the key is present and confirmed valid * (nil, false, nil) if the key has been marked invalid (by SetDKGEnded) * (nil, false, error) for any other condition, or exception

type Seals 

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

func NewSeals 

func NewSeals(collector module.CacheMetrics, db *badger.DB) *Seals

func (*Seals) ByBlockID 

func (s *Seals) ByBlockID(blockID flow.Identifier) (*flow.Seal, error)

func (*Seals) ByID 

func (s *Seals) ByID(sealID flow.Identifier) (*flow.Seal, error)

func (*Seals) Store 

func (s *Seals) Store(seal *flow.Seal) error

type ServiceEvents added in v0.14.0 

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

func NewServiceEvents added in v0.14.0 

func NewServiceEvents(collector module.CacheMetrics, db *badger.DB) *ServiceEvents

func (*ServiceEvents) BatchStore added in v0.15.0 

func (e *ServiceEvents) BatchStore(blockID flow.Identifier, events []flow.Event, batch storage.BatchStorage) error

func (*ServiceEvents) ByBlockID added in v0.14.0 

func (e *ServiceEvents) ByBlockID(blockID flow.Identifier) ([]flow.Event, error)

ByBlockID returns the events for the given block ID

type TransactionResults 

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

func NewTransactionResults 

func NewTransactionResults(collector module.CacheMetrics, db *badger.DB, transactionResultsCacheSize uint) *TransactionResults

func (*TransactionResults) BatchStore 

func (tr *TransactionResults) BatchStore(blockID flow.Identifier, transactionResults []flow.TransactionResult, batch storage.BatchStorage) error

BatchStore will store the transaction results for the given block ID in a batch

func (*TransactionResults) ByBlockIDTransactionID 

func (tr *TransactionResults) ByBlockIDTransactionID(blockID flow.Identifier, txID flow.Identifier) (*flow.TransactionResult, error)

ByBlockIDTransactionID returns the runtime transaction result for the given block ID and transaction ID

func (*TransactionResults) ByBlockIDTransactionIndex added in v0.24.8 

func (tr *TransactionResults) ByBlockIDTransactionIndex(blockID flow.Identifier, txIndex uint32) (*flow.TransactionResult, error)

ByBlockIDIndex returns the runtime transaction result for the given block ID and transaction index

type Transactions 

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

Transactions ...

func NewTransactions 

func NewTransactions(cacheMetrics module.CacheMetrics, db *badger.DB) *Transactions

NewTransactions ...

func (*Transactions) ByID 

func (t *Transactions) ByID(txID flow.Identifier) (*flow.TransactionBody, error)

ByID ...

func (*Transactions) Store 

func (t *Transactions) Store(flowTx *flow.TransactionBody) error

Store ...

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