inmem

package
v0.30.0 Latest Latest
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 Go to latest Published: Apr 5, 2023 License: AGPL-3.0 Imports: 13 Imported by: 10

Documentation

Index

Constants

This section is empty.

Variables

This section is empty.

Functions

func ClusteringFromSetupEvent added in v0.26.1 

func ClusteringFromSetupEvent(setupEvent *flow.EpochSetup) (flow.ClusterList, error)

func NewCommittedEpoch 

func NewCommittedEpoch(setupEvent *flow.EpochSetup, commitEvent *flow.EpochCommit) protocol.Epoch

NewCommittedEpoch returns a memory-backed epoch implementation based on an EpochSetup and EpochCommit events. No errors are expected during normal operations.

func NewEndedEpoch added in v0.30.0 

func NewEndedEpoch(setupEvent *flow.EpochSetup, commitEvent *flow.EpochCommit, firstHeight, finalHeight uint64) protocol.Epoch

NewEndedEpoch returns a memory-backed epoch implementation based on an EpochSetup and EpochCommit events, and the epoch's final block height. No errors are expected during normal operations.

func NewSetupEpoch 

func NewSetupEpoch(setupEvent *flow.EpochSetup) protocol.Epoch

NewSetupEpoch returns a memory-backed epoch implementation based on an EpochSetup event. Epoch information available after the setup phase will not be accessible in the resulting epoch instance. No errors are expected during normal operations.

func NewStartedEpoch added in v0.30.0 

func NewStartedEpoch(setupEvent *flow.EpochSetup, commitEvent *flow.EpochCommit, firstHeight uint64) protocol.Epoch

NewStartedEpoch returns a memory-backed epoch implementation based on an EpochSetup and EpochCommit events, and the epoch's first block height. No errors are expected during normal operations.

Types

type Cluster 

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

func ClusterFromEncodable 

func ClusterFromEncodable(enc EncodableCluster) (*Cluster, error)

ClusterFromEncodable returns a Cluster backed by the given encodable representation.

func FromCluster 

func FromCluster(from protocol.Cluster) (*Cluster, error)

FromCluster converts any protocol.Cluster to a memory-backed Cluster. No errors are expected during normal operation.

func (Cluster) ChainID 

func (c Cluster) ChainID() flow.ChainID

func (Cluster) EpochCounter 

func (c Cluster) EpochCounter() uint64

func (Cluster) Index 

func (c Cluster) Index() uint

func (Cluster) Members 

func (c Cluster) Members() flow.IdentityList

func (Cluster) RootBlock 

func (c Cluster) RootBlock() *clustermodel.Block

func (Cluster) RootQC 

func (c Cluster) RootQC() *flow.QuorumCertificate

type DKG 

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

func DKGFromEncodable 

func DKGFromEncodable(enc EncodableDKG) (*DKG, error)

DKGFromEncodable returns a DKG backed by the given encodable representation.

func FromDKG 

func FromDKG(from protocol.DKG, participants flow.IdentityList) (*DKG, error)

FromDKG converts any protocol.DKG to a memory-backed DKG.

The given participant list must exactly match the DKG members. All errors indicate inconsistent or invalid inputs. No errors are expected during normal operation.

func (DKG) GroupKey 

func (d DKG) GroupKey() crypto.PublicKey

func (DKG) Index 

func (d DKG) Index(nodeID flow.Identifier) (uint, error)

Index returns the index for the given node. Error Returns: protocol.IdentityNotFoundError if nodeID is not a valid DKG participant.

func (DKG) KeyShare 

func (d DKG) KeyShare(nodeID flow.Identifier) (crypto.PublicKey, error)

KeyShare returns the public key share for the given node. Error Returns: protocol.IdentityNotFoundError if nodeID is not a valid DKG participant.

func (DKG) Size 

func (d DKG) Size() uint

type EncodableCluster 

type EncodableCluster struct {
	Index     uint
	Counter   uint64
	Members   flow.IdentityList
	RootBlock *cluster.Block
	RootQC    *flow.QuorumCertificate
}

EncodableCluster is the encoding format for protocol.Cluster

type EncodableDKG 

type EncodableDKG struct {
	GroupKey     encodable.RandomBeaconPubKey
	Participants map[flow.Identifier]flow.DKGParticipant
}

EncodableDKG is the encoding format for protocol.DKG

type EncodableEpoch 

type EncodableEpoch struct {
	Counter            uint64
	FirstView          uint64
	DKGPhase1FinalView uint64
	DKGPhase2FinalView uint64
	DKGPhase3FinalView uint64
	FinalView          uint64
	RandomSource       []byte
	InitialIdentities  flow.IdentityList
	Clustering         flow.ClusterList
	Clusters           []EncodableCluster
	DKG                *EncodableDKG
	FirstHeight        *uint64
	FinalHeight        *uint64
}

EncodableEpoch is the encoding format for protocol.Epoch

type EncodableEpochs 

type EncodableEpochs struct {
	Previous *EncodableEpoch
	Current  EncodableEpoch // cannot be nil
	Next     *EncodableEpoch
}

EncodableEpochs is the encoding format for protocol.EpochQuery

type EncodableFullDKG added in v0.22.8 

type EncodableFullDKG struct {
	GroupKey      encodable.RandomBeaconPubKey
	PrivKeyShares []encodable.RandomBeaconPrivKey
	PubKeyShares  []encodable.RandomBeaconPubKey
}

type EncodableParams added in v0.23.2 

type EncodableParams struct {
	ChainID                    flow.ChainID
	SporkID                    flow.Identifier
	SporkRootBlockHeight       uint64
	ProtocolVersion            uint
	EpochCommitSafetyThreshold uint64
}

EncodableParams is the encoding format for protocol.GlobalParams

type EncodableSnapshot 

type EncodableSnapshot struct {
	Head              *flow.Header
	Identities        flow.IdentityList
	LatestSeal        *flow.Seal
	LatestResult      *flow.ExecutionResult
	SealingSegment    *flow.SealingSegment
	QuorumCertificate *flow.QuorumCertificate
	Phase             flow.EpochPhase
	Epochs            EncodableEpochs
	Params            EncodableParams
}

EncodableSnapshot is the encoding format for protocol.Snapshot

func StrippedInmemSnapshot added in v0.22.0 

func StrippedInmemSnapshot(snapshot EncodableSnapshot) EncodableSnapshot

StrippedInmemSnapshot removes all the networking address in the snapshot

type Epoch 

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

Epoch is a memory-backed implementation of protocol.Epoch.

func FromEpoch 

func FromEpoch(from protocol.Epoch) (*Epoch, error)

FromEpoch converts any protocol.Epoch to a memory-backed Epoch. Error returns: * protocol.ErrNoPreviousEpoch - if the epoch represents a previous epoch which does not exist. * protocol.ErrNextEpochNotSetup - if the epoch represents a next epoch which has not been set up. * state.ErrUnknownSnapshotReference - if the epoch is queried from an unresolvable snapshot.

func (Epoch) Cluster 

func (e Epoch) Cluster(i uint) (protocol.Cluster, error)

func (Epoch) ClusterByChainID added in v0.26.1 

func (e Epoch) ClusterByChainID(chainID flow.ChainID) (protocol.Cluster, error)

func (Epoch) Clustering 

func (e Epoch) Clustering() (flow.ClusterList, error)

func (Epoch) Counter 

func (e Epoch) Counter() (uint64, error)

func (Epoch) DKG 

func (e Epoch) DKG() (protocol.DKG, error)

func (Epoch) DKGPhase1FinalView added in v0.20.0 

func (e Epoch) DKGPhase1FinalView() (uint64, error)

func (Epoch) DKGPhase2FinalView added in v0.20.0 

func (e Epoch) DKGPhase2FinalView() (uint64, error)

func (Epoch) DKGPhase3FinalView added in v0.20.0 

func (e Epoch) DKGPhase3FinalView() (uint64, error)

func (Epoch) Encodable added in v0.20.0 

func (e Epoch) Encodable() EncodableEpoch

func (Epoch) FinalHeight added in v0.30.0 

func (e Epoch) FinalHeight() (uint64, error)

func (Epoch) FinalView 

func (e Epoch) FinalView() (uint64, error)

func (Epoch) FirstHeight added in v0.30.0 

func (e Epoch) FirstHeight() (uint64, error)

func (Epoch) FirstView 

func (e Epoch) FirstView() (uint64, error)

func (Epoch) InitialIdentities 

func (e Epoch) InitialIdentities() (flow.IdentityList, error)

func (Epoch) RandomSource 

func (e Epoch) RandomSource() ([]byte, error)

type Epochs 

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

func (Epochs) Current 

func (eq Epochs) Current() protocol.Epoch

func (Epochs) Next 

func (eq Epochs) Next() protocol.Epoch

func (Epochs) Previous 

func (eq Epochs) Previous() protocol.Epoch

type Params added in v0.23.2 

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

func FromParams added in v0.23.2 

func FromParams(from protocol.GlobalParams) (*Params, error)

FromParams converts any protocol.GlobalParams to a memory-backed Params. TODO error docs

func (Params) ChainID added in v0.23.2 

func (p Params) ChainID() (flow.ChainID, error)

func (Params) EpochCommitSafetyThreshold added in v0.29.0 

func (p Params) EpochCommitSafetyThreshold() (uint64, error)

func (Params) ProtocolVersion added in v0.23.2 

func (p Params) ProtocolVersion() (uint, error)

func (Params) SporkID added in v0.23.2 

func (p Params) SporkID() (flow.Identifier, error)

func (Params) SporkRootBlockHeight added in v0.29.6 

func (p Params) SporkRootBlockHeight() (uint64, error)

type Snapshot 

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

Snapshot is a memory-backed implementation of protocol.Snapshot. The snapshot data is stored in the embedded encodable snapshot model, which defines the canonical structure of an encoded snapshot for the purposes of serialization.

func FromSnapshot 

func FromSnapshot(from protocol.Snapshot) (*Snapshot, error)

FromSnapshot generates a memory-backed snapshot from the input snapshot. Typically, this would be used to convert a database-backed snapshot to one that can easily be serialized to disk or to network. TODO error docs

func SnapshotFromBootstrapState 

func SnapshotFromBootstrapState(root *flow.Block, result *flow.ExecutionResult, seal *flow.Seal, qc *flow.QuorumCertificate) (*Snapshot, error)

SnapshotFromBootstrapState generates a protocol.Snapshot representing a root bootstrap state. This is used to bootstrap the protocol state for genesis or post-spork states.

func SnapshotFromBootstrapStateWithParams added in v0.29.0 

func SnapshotFromBootstrapStateWithParams(
	root *flow.Block,
	result *flow.ExecutionResult,
	seal *flow.Seal,
	qc *flow.QuorumCertificate,
	protocolVersion uint,
	epochCommitSafetyThreshold uint64,
) (*Snapshot, error)

SnapshotFromBootstrapStateWithParams is SnapshotFromBootstrapState with a caller-specified protocol version.

func SnapshotFromEncodable 

func SnapshotFromEncodable(enc EncodableSnapshot) *Snapshot

func (Snapshot) Commit 

func (s Snapshot) Commit() (flow.StateCommitment, error)

func (Snapshot) Descendants added in v0.17.6 

func (s Snapshot) Descendants() ([]flow.Identifier, error)

func (Snapshot) Encodable 

func (s Snapshot) Encodable() EncodableSnapshot

func (Snapshot) Epochs 

func (s Snapshot) Epochs() protocol.EpochQuery

func (Snapshot) Head 

func (s Snapshot) Head() (*flow.Header, error)

func (Snapshot) Identities 

func (s Snapshot) Identities(selector flow.IdentityFilter) (flow.IdentityList, error)

func (Snapshot) Identity 

func (s Snapshot) Identity(nodeID flow.Identifier) (*flow.Identity, error)

func (Snapshot) Params added in v0.23.2 

func (s Snapshot) Params() protocol.GlobalParams

func (Snapshot) Phase 

func (s Snapshot) Phase() (flow.EpochPhase, error)

func (Snapshot) QuorumCertificate 

func (s Snapshot) QuorumCertificate() (*flow.QuorumCertificate, error)

func (Snapshot) RandomSource added in v0.25.0 

func (s Snapshot) RandomSource() ([]byte, error)

func (Snapshot) SealedResult 

func (s Snapshot) SealedResult() (*flow.ExecutionResult, *flow.Seal, error)

func (Snapshot) SealingSegment 

func (s Snapshot) SealingSegment() (*flow.SealingSegment, error)

Source Files

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