operation

package
v0.26.7 Latest Latest
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 Go to latest Published: Jun 10, 2022 License: AGPL-3.0 Imports: 14 Imported by: 13

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Index

Constants

This section is empty.

Variables

This section is empty.

Functions

func BatchIndexBlockByChunkID added in v0.15.0 

func BatchIndexBlockByChunkID(blockID, chunkID flow.Identifier) func(batch *badger.WriteBatch) error

BatchIndexBlockByChunkID indexes blockID by chunkID into a batch

func BatchIndexExecutionReceipts added in v0.15.1 

func BatchIndexExecutionReceipts(blockID, receiptID flow.Identifier) func(batch *badger.WriteBatch) error

BatchIndexExecutionReceipts inserts an execution receipt ID keyed by block ID and receipt ID into a batch

func BatchIndexExecutionResult added in v0.15.0 

func BatchIndexExecutionResult(blockID flow.Identifier, resultID flow.Identifier) func(batch *badger.WriteBatch) error

BatchIndexExecutionResult inserts an execution result ID keyed by block ID into a batch

func BatchIndexOwnExecutionReceipt added in v0.15.1 

func BatchIndexOwnExecutionReceipt(blockID flow.Identifier, receiptID flow.Identifier) func(batch *badger.WriteBatch) error

BatchIndexOwnExecutionReceipt inserts an execution receipt ID keyed by block ID into a batch TODO: rename to BatchUpdate

func BatchIndexStateCommitment added in v0.15.0 

func BatchIndexStateCommitment(blockID flow.Identifier, commit flow.StateCommitment) func(batch *badger.WriteBatch) error

BatchIndexStateCommitment indexes a state commitment into a batch

State commitments are keyed by the block whose execution results in the state with the given commit.

func BatchIndexTransactionResult added in v0.24.8 

func BatchIndexTransactionResult(blockID flow.Identifier, txIndex uint32, transactionResult *flow.TransactionResult) func(batch *badger.WriteBatch) error

func BatchInsertChunkDataPack added in v0.15.0 

func BatchInsertChunkDataPack(c *badgermodel.StoredChunkDataPack) func(batch *badger.WriteBatch) error

BatchInsertChunkDataPack inserts a chunk data pack keyed by chunk ID into a batch

func BatchInsertEvent added in v0.15.0 

func BatchInsertEvent(blockID flow.Identifier, event flow.Event) func(batch *badger.WriteBatch) error

func BatchInsertExecutionReceiptMeta added in v0.15.1 

func BatchInsertExecutionReceiptMeta(receiptID flow.Identifier, meta *flow.ExecutionReceiptMeta) func(batch *badger.WriteBatch) error

BatchInsertExecutionReceiptMeta inserts an execution receipt meta by ID. TODO: rename to BatchUpdate

func BatchInsertExecutionResult added in v0.15.0 

func BatchInsertExecutionResult(result *flow.ExecutionResult) func(batch *badger.WriteBatch) error

BatchInsertExecutionResult inserts an execution result by ID.

func BatchInsertServiceEvent added in v0.15.0 

func BatchInsertServiceEvent(blockID flow.Identifier, event flow.Event) func(batch *badger.WriteBatch) error

func BatchInsertTransactionResult added in v0.15.0 

func BatchInsertTransactionResult(blockID flow.Identifier, transactionResult *flow.TransactionResult) func(batch *badger.WriteBatch) error

func CheckEpochEmergencyFallbackTriggered added in v0.23.2 

func CheckEpochEmergencyFallbackTriggered(triggered *bool) func(*badger.Txn) error

CheckEpochEmergencyFallbackTriggered retrieves the value of the flag indicating whether epoch emergency fallback has been triggered. If the key is not set, this results in triggered being set to false.

func EnsurePublicDB added in v0.22.4 

func EnsurePublicDB(db *badger.DB) error

func EnsureSecretDB added in v0.22.4 

func EnsureSecretDB(db *badger.DB) error

func Fail 

func Fail(err error) func(*badger.Txn) error

Fail returns a DB operation function that always fails with the given error.

func FindHeaders 

func FindHeaders(filter func(header *flow.Header) bool, found *[]flow.Header) func(*badger.Txn) error

FindHeaders iterates through all headers, calling `filter` on each, and adding them to the `found` slice if `filter` returned true

func IndexBlockHeight 

func IndexBlockHeight(height uint64, blockID flow.Identifier) func(*badger.Txn) error

IndexBlockHeight indexes the height of a block. It should only be called on finalized blocks.

func IndexBlockIDByChunkID added in v0.15.0 

func IndexBlockIDByChunkID(chunkID, blockID flow.Identifier) func(*badger.Txn) error

func IndexClusterBlockByReferenceHeight added in v0.25.15 

func IndexClusterBlockByReferenceHeight(refHeight uint64, clusterBlockID flow.Identifier) func(*badger.Txn) error

IndexClusterBlockByReferenceHeight indexes a cluster block ID by its reference block height. The cluster block ID is included in the key for more efficient traversal. Only finalized cluster blocks should be included in this index. The key looks like: <prefix 0:1><ref_height 1:9><cluster_block_id 9:41>

func IndexClusterBlockHeight 

func IndexClusterBlockHeight(clusterID flow.ChainID, number uint64, blockID flow.Identifier) func(*badger.Txn) error

IndexClusterBlockHeight inserts a block number to block ID mapping for the given cluster.

func IndexCollectionBlock 

func IndexCollectionBlock(collID flow.Identifier, blockID flow.Identifier) func(*badger.Txn) error

IndexCollectionBlock indexes a block by a collection within that block.

func IndexCollectionByTransaction 

func IndexCollectionByTransaction(txID flow.Identifier, collectionID flow.Identifier) func(*badger.Txn) error

IndexCollectionByTransaction inserts a collection id keyed by a transaction id

func IndexCollectionPayload 

func IndexCollectionPayload(blockID flow.Identifier, txIDs []flow.Identifier) func(*badger.Txn) error

IndexCollectionPayload indexes the transactions within the collection payload of a cluster block.

func IndexExecutionReceipts added in v0.15.0 

func IndexExecutionReceipts(blockID, receiptID flow.Identifier) func(*badger.Txn) error

IndexExecutionReceipts inserts an execution receipt ID keyed by block ID and receipt ID. one block could have multiple receipts, even if they are from the same executor

func IndexExecutionResult 

func IndexExecutionResult(blockID flow.Identifier, resultID flow.Identifier) func(*badger.Txn) error

IndexExecutionResult inserts an execution result ID keyed by block ID

func IndexFinalizedSealByBlockID added in v0.26.6 

func IndexFinalizedSealByBlockID(sealedBlockID flow.Identifier, sealID flow.Identifier) func(*badger.Txn) error

IndexFinalizedSealByBlockID index a the _finalized_ seal by the sealed block ID. A <- B <- C(SealA) Example: when block C is finalized, we create the index `A.ID->SealA.ID`

func IndexLatestSealAtBlock added in v0.26.6 

func IndexLatestSealAtBlock(blockID flow.Identifier, sealID flow.Identifier) func(*badger.Txn) error

IndexLatestSealAtBlock persists the highest seal that was included in the fork up to (and including) blockID. In most cases, it is the highest seal included in this block's payload. However, if there are no seals in this block, sealID should reference the highest seal in blockID's ancestor.

func IndexOwnExecutionReceipt added in v0.15.0 

func IndexOwnExecutionReceipt(blockID flow.Identifier, receiptID flow.Identifier) func(*badger.Txn) error

IndexOwnExecutionReceipt inserts an execution receipt ID keyed by block ID

func IndexPayloadGuarantees 

func IndexPayloadGuarantees(blockID flow.Identifier, guarIDs []flow.Identifier) func(*badger.Txn) error

func IndexPayloadReceipts added in v0.14.0 

func IndexPayloadReceipts(blockID flow.Identifier, receiptIDs []flow.Identifier) func(*badger.Txn) error

func IndexPayloadResults added in v0.16.0 

func IndexPayloadResults(blockID flow.Identifier, resultIDs []flow.Identifier) func(*badger.Txn) error

func IndexPayloadSeals 

func IndexPayloadSeals(blockID flow.Identifier, sealIDs []flow.Identifier) func(*badger.Txn) error

func IndexReferenceBlockByClusterBlock added in v0.25.15 

func IndexReferenceBlockByClusterBlock(clusterBlockID, refID flow.Identifier) func(*badger.Txn) error

IndexReferenceBlockByClusterBlock inserts the reference block ID for the given cluster block ID. While each cluster block specifies a reference block in its payload, we maintain this additional lookup for performance reasons.

func IndexResultApproval added in v0.14.0 

func IndexResultApproval(resultID flow.Identifier, chunkIndex uint64, approvalID flow.Identifier) func(*badger.Txn) error

IndexResultApproval inserts a ResultApproval ID keyed by ExecutionResult ID and chunk index. If a value for this key exists, a storage.ErrAlreadyExists error is returned. This operation is only used by the ResultApprovals store, which is only used within a Verification node, where it is assumed that there is only one approval per chunk.

func IndexStateCommitment 

func IndexStateCommitment(blockID flow.Identifier, commit flow.StateCommitment) func(*badger.Txn) error

IndexStateCommitment indexes a state commitment.

State commitments are keyed by the block whose execution results in the state with the given commit.

func InitJobLatestIndex added in v0.15.0 

func InitJobLatestIndex(queue string, index uint64) func(*badger.Txn) error

func InitMax 

func InitMax(tx *badger.Txn) error

InitMax retrieves the maximum key length to have it internally in the package after restarting.

func InsertBlockChildren 

func InsertBlockChildren(blockID flow.Identifier, childrenIDs []flow.Identifier) func(*badger.Txn) error

InsertBlockChildren insert an index to lookup the direct child of a block by its ID

func InsertBlockValidity 

func InsertBlockValidity(blockID flow.Identifier, valid bool) func(*badger.Txn) error

InsertBlockValidity marks a block as valid or invalid, defined by the consensus algorithm.

func InsertChunkDataPack 

func InsertChunkDataPack(c *badgermodel.StoredChunkDataPack) func(*badger.Txn) error

InsertChunkDataPack inserts a chunk data pack keyed by chunk ID.

func InsertChunkLocator added in v0.15.0 

func InsertChunkLocator(locator *chunks.Locator) func(*badger.Txn) error

func InsertClusterFinalizedHeight 

func InsertClusterFinalizedHeight(clusterID flow.ChainID, number uint64) func(*badger.Txn) error

InsertClusterFinalizedHeight inserts the finalized boundary for the given cluster.

func InsertCollection 

func InsertCollection(collection *flow.LightCollection) func(*badger.Txn) error

func InsertDKGEndStateForEpoch added in v0.23.9 

func InsertDKGEndStateForEpoch(epochCounter uint64, endState flow.DKGEndState) func(*badger.Txn) error

InsertDKGEndStateForEpoch stores the DKG end state for the epoch.

func InsertDKGStartedForEpoch added in v0.23.9 

func InsertDKGStartedForEpoch(epochCounter uint64) func(*badger.Txn) error

InsertDKGStartedForEpoch stores a flag indicating that the DKG has been started for the given epoch.

func InsertEpochCommit 

func InsertEpochCommit(eventID flow.Identifier, event *flow.EpochCommit) func(*badger.Txn) error

func InsertEpochSetup 

func InsertEpochSetup(eventID flow.Identifier, event *flow.EpochSetup) func(*badger.Txn) error

func InsertEpochStatus 

func InsertEpochStatus(blockID flow.Identifier, status *flow.EpochStatus) func(*badger.Txn) error

func InsertEvent 

func InsertEvent(blockID flow.Identifier, event flow.Event) func(*badger.Txn) error

func InsertExecutedBlock 

func InsertExecutedBlock(blockID flow.Identifier) func(*badger.Txn) error

func InsertExecutionForkEvidence added in v0.13.0 

func InsertExecutionForkEvidence(conflictingSeals []*flow.IncorporatedResultSeal) func(*badger.Txn) error

func InsertExecutionReceiptMeta 

func InsertExecutionReceiptMeta(receiptID flow.Identifier, meta *flow.ExecutionReceiptMeta) func(*badger.Txn) error

InsertExecutionReceiptMeta inserts an execution receipt meta by ID.

func InsertExecutionResult 

func InsertExecutionResult(result *flow.ExecutionResult) func(*badger.Txn) error

InsertExecutionResult inserts an execution result by ID.

func InsertExecutionStateInteractions 

func InsertExecutionStateInteractions(blockID flow.Identifier, interactions []*delta.Snapshot) func(*badger.Txn) error

func InsertFinalizedHeight 

func InsertFinalizedHeight(height uint64) func(*badger.Txn) error

func InsertGuarantee 

func InsertGuarantee(collID flow.Identifier, guarantee *flow.CollectionGuarantee) func(*badger.Txn) error

func InsertHeader 

func InsertHeader(headerID flow.Identifier, header *flow.Header) func(*badger.Txn) error

func InsertJobAtIndex added in v0.15.0 

func InsertJobAtIndex(queue string, index uint64, entity flow.Identifier) func(*badger.Txn) error

InsertJobAtIndex insert an entity ID at the given index

func InsertLastCompleteBlockHeight 

func InsertLastCompleteBlockHeight(height uint64) func(*badger.Txn) error

func InsertMyBeaconPrivateKey added in v0.23.2 

func InsertMyBeaconPrivateKey(epochCounter uint64, info *encodable.RandomBeaconPrivKey) func(*badger.Txn) error

InsertMyBeaconPrivateKey stores the random beacon private key for the given epoch.

CAUTION: This method stores confidential information and should only be used in the context of the secrets database. This is enforced in the above layer (see storage.DKGState).

func InsertProcessedIndex added in v0.15.0 

func InsertProcessedIndex(jobName string, processed uint64) func(*badger.Txn) error

func InsertProtocolVersion added in v0.23.2 

func InsertProtocolVersion(version uint) func(*badger.Txn) error

InsertProtocolVersion inserts the protocol version for the present spork. A single database and protocol state instance spans at most one spork, and a spork has exactly one protocol version for its duration, so this is inserted exactly once, when bootstrapping the state.

func InsertPublicDBMarker added in v0.22.4 

func InsertPublicDBMarker(txn *badger.Txn) error

func InsertResultApproval added in v0.14.0 

func InsertResultApproval(approval *flow.ResultApproval) func(*badger.Txn) error

InsertResultApproval inserts a ResultApproval by ID.

func InsertRootHeight 

func InsertRootHeight(height uint64) func(*badger.Txn) error

func InsertRootQuorumCertificate added in v0.15.0 

func InsertRootQuorumCertificate(qc *flow.QuorumCertificate) func(txn *badger.Txn) error

InsertRootQuorumCertificate inserts the root quorum certificate for the local blockchain state. The root quorum certificate certifies the root block and is used to bootstrap HotStuff.

Only the root quorum certificate must be explicitly stored in this way! All other quorum certificates are implicitly included in the child of block they certify in the ParentSigs field.

func InsertSeal 

func InsertSeal(sealID flow.Identifier, seal *flow.Seal) func(*badger.Txn) error

func InsertSealedHeight 

func InsertSealedHeight(height uint64) func(*badger.Txn) error

func InsertSecretDBMarker added in v0.22.4 

func InsertSecretDBMarker(txn *badger.Txn) error

func InsertServiceEvent added in v0.14.0 

func InsertServiceEvent(blockID flow.Identifier, event flow.Event) func(*badger.Txn) error

func InsertSporkID added in v0.23.2 

func InsertSporkID(sporkID flow.Identifier) func(*badger.Txn) error

InsertSporkID inserts the spork ID for the present spork. A single database and protocol state instance spans at most one spork, so this is inserted exactly once, when bootstrapping the state.

func InsertStartedView 

func InsertStartedView(chainID flow.ChainID, view uint64) func(*badger.Txn) error

InsertStartedView inserts a view into the database.

func InsertTransaction 

func InsertTransaction(txID flow.Identifier, tx *flow.TransactionBody) func(*badger.Txn) error

InsertTransaction inserts a transaction keyed by transaction fingerprint.

func InsertTransactionResult 

func InsertTransactionResult(blockID flow.Identifier, transactionResult *flow.TransactionResult) func(*badger.Txn) error

func InsertVotedView 

func InsertVotedView(chainID flow.ChainID, view uint64) func(*badger.Txn) error

InsertVotedView inserts a view into the database.

func LookupBlockHeight 

func LookupBlockHeight(height uint64, blockID *flow.Identifier) func(*badger.Txn) error

LookupBlockHeight retrieves finalized blocks by height.

func LookupBlockIDByChunkID added in v0.15.0 

func LookupBlockIDByChunkID(chunkID flow.Identifier, blockID *flow.Identifier) func(*badger.Txn) error

LookupBlockIDByChunkID looks up a block by a collection within that block.

func LookupBySealedBlockID added in v0.26.6 

func LookupBySealedBlockID(sealedBlockID flow.Identifier, sealID *flow.Identifier) func(*badger.Txn) error

LookupBySealedBlockID finds the seal for the given sealed block ID.

func LookupClusterBlockHeight 

func LookupClusterBlockHeight(clusterID flow.ChainID, number uint64, blockID *flow.Identifier) func(*badger.Txn) error

LookupClusterBlockHeight retrieves a block ID by number for the given cluster

func LookupClusterBlocksByReferenceHeightRange added in v0.25.15 

func LookupClusterBlocksByReferenceHeightRange(start, end uint64, clusterBlockIDs *[]flow.Identifier) func(*badger.Txn) error

LookupClusterBlocksByReferenceHeightRange traverses the ref_height->cluster_block index and returns any finalized cluster blocks which have a reference block with height in the given range. This is used to avoid including duplicate transaction when building or validating a new collection.

func LookupCollectionBlock 

func LookupCollectionBlock(collID flow.Identifier, blockID *flow.Identifier) func(*badger.Txn) error

LookupCollectionBlock looks up a block by a collection within that block.

func LookupCollectionPayload 

func LookupCollectionPayload(blockID flow.Identifier, txIDs *[]flow.Identifier) func(*badger.Txn) error

LookupCollection looks up the collection for a given cluster payload.

func LookupEventsByBlockID 

func LookupEventsByBlockID(blockID flow.Identifier, events *[]flow.Event) func(*badger.Txn) error

func LookupEventsByBlockIDEventType 

func LookupEventsByBlockIDEventType(blockID flow.Identifier, eventType flow.EventType, events *[]flow.Event) func(*badger.Txn) error

func LookupExecutionReceipts added in v0.15.0 

func LookupExecutionReceipts(blockID flow.Identifier, receiptIDs *[]flow.Identifier) func(*badger.Txn) error

LookupExecutionReceipts finds all execution receipts by block ID

func LookupExecutionResult 

func LookupExecutionResult(blockID flow.Identifier, resultID *flow.Identifier) func(*badger.Txn) error

LookupExecutionResult finds execution result ID by block

func LookupLatestSealAtBlock added in v0.26.6 

func LookupLatestSealAtBlock(blockID flow.Identifier, sealID *flow.Identifier) func(*badger.Txn) error

LookupLatestSealAtBlock finds the highest seal that was included in the fork up to (and including) blockID. In most cases, it is the highest seal included in this block's payload. However, if there are no seals in this block, sealID should reference the highest seal in blockID's ancestor.

func LookupOwnExecutionReceipt added in v0.15.0 

func LookupOwnExecutionReceipt(blockID flow.Identifier, receiptID *flow.Identifier) func(*badger.Txn) error

LookupOwnExecutionReceipt finds execution receipt ID by block

func LookupPayloadGuarantees 

func LookupPayloadGuarantees(blockID flow.Identifier, guarIDs *[]flow.Identifier) func(*badger.Txn) error

func LookupPayloadReceipts added in v0.14.0 

func LookupPayloadReceipts(blockID flow.Identifier, receiptIDs *[]flow.Identifier) func(*badger.Txn) error

func LookupPayloadResults added in v0.16.0 

func LookupPayloadResults(blockID flow.Identifier, resultIDs *[]flow.Identifier) func(*badger.Txn) error

func LookupPayloadSeals 

func LookupPayloadSeals(blockID flow.Identifier, sealIDs *[]flow.Identifier) func(*badger.Txn) error

func LookupReferenceBlockByClusterBlock added in v0.25.15 

func LookupReferenceBlockByClusterBlock(clusterBlockID flow.Identifier, refID *flow.Identifier) func(*badger.Txn) error

LookupReferenceBlockByClusterBlock looks up the reference block ID for the given cluster block ID. While each cluster block specifies a reference block in its payload, we maintain this additional lookup for performance reasons.

func LookupResultApproval added in v0.14.0 

func LookupResultApproval(resultID flow.Identifier, chunkIndex uint64, approvalID *flow.Identifier) func(*badger.Txn) error

LookupResultApproval finds a ResultApproval by result ID and chunk index.

func LookupServiceEventsByBlockID added in v0.14.0 

func LookupServiceEventsByBlockID(blockID flow.Identifier, events *[]flow.Event) func(*badger.Txn) error

func LookupStateCommitment 

func LookupStateCommitment(blockID flow.Identifier, commit *flow.StateCommitment) func(*badger.Txn) error

LookupStateCommitment gets a state commitment keyed by block ID

State commitments are keyed by the block whose execution results in the state with the given commit.

func LookupTransactionResultsByBlockID 

func LookupTransactionResultsByBlockID(blockID flow.Identifier, txResults *[]flow.TransactionResult) func(*badger.Txn) error

func LookupTransactionResultsByBlockIDUsingIndex added in v0.24.11 

func LookupTransactionResultsByBlockIDUsingIndex(blockID flow.Identifier, txResults *[]flow.TransactionResult) func(*badger.Txn) error

LookupTransactionResultsByBlockIDUsingIndex retrieves all tx results for a block, but using tx_index index. This correctly handles cases of duplicate transactions within block, and should eventually replace uses of LookupTransactionResultsByBlockID

func ReindexExecutionResult added in v0.21.0 

func ReindexExecutionResult(blockID flow.Identifier, resultID flow.Identifier) func(*badger.Txn) error

ReindexExecutionResult updates mapping of an execution result ID keyed by block ID

func RemoveBlockIDByChunkID added in v0.26.0 

func RemoveBlockIDByChunkID(chunkID flow.Identifier) func(*badger.Txn) error

RemoveBlockIDByChunkID removes chunkID-blockID index by chunkID

func RemoveChunkDataPack 

func RemoveChunkDataPack(chunkID flow.Identifier) func(*badger.Txn) error

RemoveChunkDataPack removes the chunk data pack with the given chunk ID.

func RemoveCollection 

func RemoveCollection(collID flow.Identifier) func(*badger.Txn) error

func RemoveEventsByBlockID added in v0.26.0 

func RemoveEventsByBlockID(blockID flow.Identifier) func(*badger.Txn) error

func RemoveExecutionForkEvidence added in v0.13.0 

func RemoveExecutionForkEvidence() func(*badger.Txn) error

func RemoveExecutionResultIndex added in v0.26.0 

func RemoveExecutionResultIndex(blockID flow.Identifier) func(*badger.Txn) error

RemoveExecutionResultIndex removes execution result indexed by the given blockID

func RemoveOwnExecutionReceipt added in v0.26.0 

func RemoveOwnExecutionReceipt(blockID flow.Identifier) func(*badger.Txn) error

RemoveOwnExecutionReceipt removes own execution receipt index by blockID

func RemoveServiceEventsByBlockID added in v0.26.0 

func RemoveServiceEventsByBlockID(blockID flow.Identifier) func(*badger.Txn) error

func RemoveStateCommitment added in v0.24.5 

func RemoveStateCommitment(blockID flow.Identifier) func(*badger.Txn) error

RemoveStateCommitment removes the state commitment by block ID

func RemoveTransactionResultsByBlockID added in v0.24.5 

func RemoveTransactionResultsByBlockID(blockID flow.Identifier) func(*badger.Txn) error

RemoveTransactionResultsByBlockID removes the transaction results for the given blockID

func RetrieveBlockChildren 

func RetrieveBlockChildren(blockID flow.Identifier, childrenIDs *[]flow.Identifier) func(*badger.Txn) error

RetrieveBlockChildren the child block ID by parent block ID

func RetrieveBlockValidity 

func RetrieveBlockValidity(blockID flow.Identifier, valid *bool) func(*badger.Txn) error

RetrieveBlockValidity returns a block's validity wrt the consensus algorithm.

func RetrieveChunkDataPack 

func RetrieveChunkDataPack(chunkID flow.Identifier, c *badgermodel.StoredChunkDataPack) func(*badger.Txn) error

RetrieveChunkDataPack retrieves a chunk data pack by chunk ID.

func RetrieveChunkLocator added in v0.15.0 

func RetrieveChunkLocator(locatorID flow.Identifier, locator *chunks.Locator) func(*badger.Txn) error

func RetrieveClusterFinalizedHeight 

func RetrieveClusterFinalizedHeight(clusterID flow.ChainID, number *uint64) func(*badger.Txn) error

RetrieveClusterFinalizedHeight retrieves the finalized boundary for the given cluster.

func RetrieveCollection 

func RetrieveCollection(collID flow.Identifier, collection *flow.LightCollection) func(*badger.Txn) error

func RetrieveCollectionID 

func RetrieveCollectionID(txID flow.Identifier, collectionID *flow.Identifier) func(*badger.Txn) error

LookupCollectionID retrieves a collection id by transaction id

func RetrieveDKGEndStateForEpoch added in v0.23.9 

func RetrieveDKGEndStateForEpoch(epochCounter uint64, endState *flow.DKGEndState) func(*badger.Txn) error

RetrieveDKGEndStateForEpoch retrieves the DKG end state for the epoch.

func RetrieveDKGStartedForEpoch added in v0.23.9 

func RetrieveDKGStartedForEpoch(epochCounter uint64, started *bool) func(*badger.Txn) error

RetrieveDKGStartedForEpoch retrieves the DKG started flag for the given epoch. If no flag is set, started is set to false.

func RetrieveEpochCommit 

func RetrieveEpochCommit(eventID flow.Identifier, event *flow.EpochCommit) func(*badger.Txn) error

func RetrieveEpochEmergencyFallbackTriggeredBlockID added in v0.23.2 

func RetrieveEpochEmergencyFallbackTriggeredBlockID(blockID *flow.Identifier) func(*badger.Txn) error

RetrieveEpochEmergencyFallbackTriggeredBlockID gets the block ID where epoch emergency was triggered.

func RetrieveEpochSetup 

func RetrieveEpochSetup(eventID flow.Identifier, event *flow.EpochSetup) func(*badger.Txn) error

func RetrieveEpochStatus 

func RetrieveEpochStatus(blockID flow.Identifier, status *flow.EpochStatus) func(*badger.Txn) error

func RetrieveEvents 

func RetrieveEvents(blockID flow.Identifier, transactionID flow.Identifier, events *[]flow.Event) func(*badger.Txn) error

func RetrieveExecutedBlock 

func RetrieveExecutedBlock(blockID *flow.Identifier) func(*badger.Txn) error

func RetrieveExecutionForkEvidence added in v0.13.0 

func RetrieveExecutionForkEvidence(conflictingSeals *[]*flow.IncorporatedResultSeal) func(*badger.Txn) error

func RetrieveExecutionReceiptMeta 

func RetrieveExecutionReceiptMeta(receiptID flow.Identifier, meta *flow.ExecutionReceiptMeta) func(*badger.Txn) error

RetrieveExecutionReceipt retrieves a execution receipt meta by ID.

func RetrieveExecutionResult 

func RetrieveExecutionResult(resultID flow.Identifier, result *flow.ExecutionResult) func(*badger.Txn) error

RetrieveExecutionResult retrieves a transaction by fingerprint.

func RetrieveExecutionStateInteractions 

func RetrieveExecutionStateInteractions(blockID flow.Identifier, interactions *[]*delta.Snapshot) func(*badger.Txn) error

func RetrieveFinalizedHeight 

func RetrieveFinalizedHeight(height *uint64) func(*badger.Txn) error

func RetrieveGuarantee 

func RetrieveGuarantee(collID flow.Identifier, guarantee *flow.CollectionGuarantee) func(*badger.Txn) error

func RetrieveHeader 

func RetrieveHeader(blockID flow.Identifier, header *flow.Header) func(*badger.Txn) error

func RetrieveJobAtIndex added in v0.15.0 

func RetrieveJobAtIndex(queue string, index uint64, entity *flow.Identifier) func(*badger.Txn) error

RetrieveJobAtIndex returns the entity at the given index

func RetrieveJobLatestIndex added in v0.15.0 

func RetrieveJobLatestIndex(queue string, index *uint64) func(*badger.Txn) error

func RetrieveLastCompleteBlockHeight 

func RetrieveLastCompleteBlockHeight(height *uint64) func(*badger.Txn) error

func RetrieveMyBeaconPrivateKey added in v0.23.2 

func RetrieveMyBeaconPrivateKey(epochCounter uint64, info *encodable.RandomBeaconPrivKey) func(*badger.Txn) error

RetrieveMyBeaconPrivateKey retrieves the random beacon private key for the given epoch.

CAUTION: This method stores confidential information and should only be used in the context of the secrets database. This is enforced in the above layer (see storage.DKGState).

func RetrieveProcessedIndex added in v0.15.0 

func RetrieveProcessedIndex(jobName string, processed *uint64) func(*badger.Txn) error

RetrieveProcessedIndex returns the processed index for a job consumer

func RetrieveProtocolVersion added in v0.23.2 

func RetrieveProtocolVersion(version *uint) func(*badger.Txn) error

RetrieveProtocolVersion retrieves the protocol version for the present spork.

func RetrieveResultApproval added in v0.14.0 

func RetrieveResultApproval(approvalID flow.Identifier, approval *flow.ResultApproval) func(*badger.Txn) error

RetrieveResultApproval retrieves an approval by ID.

func RetrieveRootHeight 

func RetrieveRootHeight(height *uint64) func(*badger.Txn) error

func RetrieveRootQuorumCertificate added in v0.15.0 

func RetrieveRootQuorumCertificate(qc *flow.QuorumCertificate) func(txn *badger.Txn) error

func RetrieveSeal 

func RetrieveSeal(sealID flow.Identifier, seal *flow.Seal) func(*badger.Txn) error

func RetrieveSealedHeight 

func RetrieveSealedHeight(height *uint64) func(*badger.Txn) error

func RetrieveSporkID added in v0.23.2 

func RetrieveSporkID(sporkID *flow.Identifier) func(*badger.Txn) error

RetrieveSporkID retrieves the spork ID for the present spork.

func RetrieveStartedView 

func RetrieveStartedView(chainID flow.ChainID, view *uint64) func(*badger.Txn) error

RetrieveStartedView retrieves a view from the database.

func RetrieveTransaction 

func RetrieveTransaction(txID flow.Identifier, tx *flow.TransactionBody) func(*badger.Txn) error

RetrieveTransaction retrieves a transaction by fingerprint.

func RetrieveTransactionResult 

func RetrieveTransactionResult(blockID flow.Identifier, transactionID flow.Identifier, transactionResult *flow.TransactionResult) func(*badger.Txn) error

func RetrieveTransactionResultByIndex added in v0.24.8 

func RetrieveTransactionResultByIndex(blockID flow.Identifier, txIndex uint32, transactionResult *flow.TransactionResult) func(*badger.Txn) error

func RetrieveVotedView 

func RetrieveVotedView(chainID flow.ChainID, view *uint64) func(*badger.Txn) error

RetrieveVotedView retrieves a view from the database.

func RetryOnConflict 

func RetryOnConflict(action func(func(*badger.Txn) error) error, op func(tx *badger.Txn) error) error

func RetryOnConflictTx added in v0.17.0 

func RetryOnConflictTx(db *badger.DB, action func(*badger.DB, func(*transaction.Tx) error) error, op func(*transaction.Tx) error) error

func SetEpochEmergencyFallbackTriggered added in v0.23.2 

func SetEpochEmergencyFallbackTriggered(blockID flow.Identifier) func(txn *badger.Txn) error

SetEpochEmergencyFallbackTriggered sets a flag in the DB indicating that epoch emergency fallback has been triggered, and the block where it was triggered. EECC can be triggered by 2 blocks:

1. The first block of a new epoch, when that epoch has not been set up. 2. The block where an invalid service event is being applied to the state.

Calling this function multiple times is a no-op and returns no expected errors.

func SetJobLatestIndex added in v0.15.0 

func SetJobLatestIndex(queue string, index uint64) func(*badger.Txn) error

func SetMax 

func SetMax(tx storage.Transaction) error

SetMax sets the value for the maximum key length used for efficient iteration.

func SetProcessedIndex added in v0.15.0 

func SetProcessedIndex(jobName string, processed uint64) func(*badger.Txn) error

SetProcessedIndex updates the processed index for a job consumer with given index

func SkipDuplicates 

func SkipDuplicates(op func(*badger.Txn) error) func(tx *badger.Txn) error

func SkipNonExist added in v0.24.5 

func SkipNonExist(op func(*badger.Txn) error) func(tx *badger.Txn) error

func UpdateBlockChildren 

func UpdateBlockChildren(blockID flow.Identifier, childrenIDs []flow.Identifier) func(*badger.Txn) error

UpdateBlockChildren updates the children for a block.

func UpdateClusterFinalizedHeight 

func UpdateClusterFinalizedHeight(clusterID flow.ChainID, number uint64) func(*badger.Txn) error

UpdateClusterFinalizedHeight updates the finalized boundary for the given cluster.

func UpdateExecutedBlock 

func UpdateExecutedBlock(blockID flow.Identifier) func(*badger.Txn) error

func UpdateFinalizedHeight 

func UpdateFinalizedHeight(height uint64) func(*badger.Txn) error

func UpdateLastCompleteBlockHeight 

func UpdateLastCompleteBlockHeight(height uint64) func(*badger.Txn) error

func UpdateSealedHeight 

func UpdateSealedHeight(height uint64) func(*badger.Txn) error

func UpdateStartedView 

func UpdateStartedView(chainID flow.ChainID, view uint64) func(*badger.Txn) error

UpdateStartedView updates the view in the database.

func UpdateVotedView 

func UpdateVotedView(chainID flow.ChainID, view uint64) func(*badger.Txn) error

UpdateVotedView updates the view in the database.

Types

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Source Files

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