keeper

package
v8.3.2 Latest Latest
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Published: Jun 20, 2024 License: MIT Imports: 26 Imported by: 19

Documentation

Index

Constants

This section is empty.

Variables

This section is empty.

Functions

func EmitUpgradeChainEvent

func EmitUpgradeChainEvent(ctx sdk.Context, height int64)

EmitUpgradeChainEvent emits an upgrade chain event.

Types

type Keeper

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

Keeper represents a type that grants read and write permissions to any client state information

func NewKeeper

NewKeeper creates a new NewKeeper instance

func (Keeper) ClientParams

ClientParams implements the Query/ClientParams gRPC method

func (Keeper) ClientState

ClientState implements the Query/ClientState gRPC method

func (Keeper) ClientStates

ClientStates implements the Query/ClientStates gRPC method

func (Keeper) ClientStatus

ClientStatus implements the Query/ClientStatus gRPC method

func (Keeper) ClientStore

func (k Keeper) ClientStore(ctx sdk.Context, clientID string) storetypes.KVStore

ClientStore returns isolated prefix store for each client so they can read/write in separate namespace without being able to read/write other client's data

func (Keeper) ConsensusState

ConsensusState implements the Query/ConsensusState gRPC method

func (Keeper) ConsensusStateHeights

ConsensusStateHeights implements the Query/ConsensusStateHeights gRPC method

func (Keeper) ConsensusStates

ConsensusStates implements the Query/ConsensusStates gRPC method

func (Keeper) CreateClient

func (k Keeper) CreateClient(
	ctx sdk.Context, clientState exported.ClientState, consensusState exported.ConsensusState,
) (string, error)

CreateClient generates a new client identifier and isolated prefix store for the provided client state. The client state is responsible for setting any client-specific data in the store via the Initialize method. This includes the client state, initial consensus state and any associated metadata.

func (Keeper) CreateLocalhostClient

func (k Keeper) CreateLocalhostClient(ctx sdk.Context) error

CreateLocalhostClient initialises the 09-localhost client state and sets it in state.

func (Keeper) GenerateClientIdentifier

func (k Keeper) GenerateClientIdentifier(ctx sdk.Context, clientType string) string

GenerateClientIdentifier returns the next client identifier.

func (Keeper) GetAllClientMetadata

func (k Keeper) GetAllClientMetadata(ctx sdk.Context, genClients []types.IdentifiedClientState) ([]types.IdentifiedGenesisMetadata, error)

GetAllClientMetadata will take a list of IdentifiedClientState and return a list of IdentifiedGenesisMetadata necessary for exporting and importing client metadata into the client store.

func (Keeper) GetAllClients

func (k Keeper) GetAllClients(ctx sdk.Context) []exported.ClientState

GetAllClients returns all stored light client State objects.

func (Keeper) GetAllConsensusStates

func (k Keeper) GetAllConsensusStates(ctx sdk.Context) types.ClientsConsensusStates

GetAllConsensusStates returns all stored client consensus states.

func (Keeper) GetAllGenesisClients

func (k Keeper) GetAllGenesisClients(ctx sdk.Context) types.IdentifiedClientStates

GetAllGenesisClients returns all the clients in state with their client ids returned as IdentifiedClientState

func (Keeper) GetClientConsensusState

func (k Keeper) GetClientConsensusState(ctx sdk.Context, clientID string, height exported.Height) (exported.ConsensusState, bool)

GetClientConsensusState gets the stored consensus state from a client at a given height.

func (Keeper) GetClientState

func (k Keeper) GetClientState(ctx sdk.Context, clientID string) (exported.ClientState, bool)

GetClientState gets a particular client from the store

func (Keeper) GetClientStatus

func (k Keeper) GetClientStatus(ctx sdk.Context, clientState exported.ClientState, clientID string) exported.Status

GetClientStatus returns the status for a given clientState. If the client type is not in the allowed clients param field, Unauthorized is returned, otherwise the client state status is returned.

func (Keeper) GetLatestClientConsensusState

func (k Keeper) GetLatestClientConsensusState(ctx sdk.Context, clientID string) (exported.ConsensusState, bool)

GetLatestClientConsensusState gets the latest ConsensusState stored for a given client

func (Keeper) GetNextClientSequence

func (k Keeper) GetNextClientSequence(ctx sdk.Context) uint64

GetNextClientSequence gets the next client sequence from the store.

func (Keeper) GetParams

func (k Keeper) GetParams(ctx sdk.Context) types.Params

GetParams returns the total set of ibc-client parameters.

func (Keeper) GetSelfConsensusState

func (k Keeper) GetSelfConsensusState(ctx sdk.Context, height exported.Height) (exported.ConsensusState, error)

GetSelfConsensusState introspects the (self) past historical info at a given height and returns the expected consensus state at that height. For now, can only retrieve self consensus states for the current revision

func (Keeper) GetUpgradePlan

func (k Keeper) GetUpgradePlan(ctx sdk.Context) (upgradetypes.Plan, error)

GetUpgradePlan executes the upgrade keeper GetUpgradePlan function.

func (Keeper) GetUpgradedClient

func (k Keeper) GetUpgradedClient(ctx sdk.Context, planHeight int64) ([]byte, error)

GetUpgradedClient executes the upgrade keeper GetUpgradeClient function.

func (Keeper) GetUpgradedConsensusState

func (k Keeper) GetUpgradedConsensusState(ctx sdk.Context, planHeight int64) ([]byte, error)

GetUpgradedConsensusState returns the upgraded consensus state

func (Keeper) HasClientConsensusState

func (k Keeper) HasClientConsensusState(ctx sdk.Context, clientID string, height exported.Height) bool

HasClientConsensusState returns if keeper has a ConsensusState for a particular client at the given height

func (Keeper) IterateClientStates

func (k Keeper) IterateClientStates(ctx sdk.Context, storeprefix []byte, cb func(clientID string, cs exported.ClientState) bool)

IterateClientStates provides an iterator over all stored light client State objects. For each State object, cb will be called. If the cb returns true, the iterator will close and stop.

func (Keeper) IterateConsensusStates

func (k Keeper) IterateConsensusStates(ctx sdk.Context, cb func(clientID string, cs types.ConsensusStateWithHeight) bool)

IterateConsensusStates provides an iterator over all stored consensus states. objects. For each State object, cb will be called. If the cb returns true, the iterator will close and stop.

func (Keeper) Logger

func (Keeper) Logger(ctx sdk.Context) log.Logger

Logger returns a module-specific logger.

func (Keeper) MustMarshalClientState

func (k Keeper) MustMarshalClientState(clientState exported.ClientState) []byte

MustMarshalClientState attempts to encode an ClientState object and returns the raw encoded bytes. It panics on error.

func (Keeper) MustMarshalConsensusState

func (k Keeper) MustMarshalConsensusState(consensusState exported.ConsensusState) []byte

MustMarshalConsensusState attempts to encode an ConsensusState object and returns the raw encoded bytes. It panics on error.

func (Keeper) MustUnmarshalClientState

func (k Keeper) MustUnmarshalClientState(bz []byte) exported.ClientState

MustUnmarshalClientState attempts to decode and return an ClientState object from raw encoded bytes. It panics on error.

func (Keeper) MustUnmarshalConsensusState

func (k Keeper) MustUnmarshalConsensusState(bz []byte) exported.ConsensusState

MustUnmarshalConsensusState attempts to decode and return an ConsensusState object from raw encoded bytes. It panics on error.

func (Keeper) RecoverClient

func (k Keeper) RecoverClient(ctx sdk.Context, subjectClientID, substituteClientID string) error

RecoverClient will retrieve the subject and substitute client. A callback will occur to the subject client state with the client prefixed store being provided for both the subject and the substitute client. The IBC client implementations are responsible for validating the parameters of the substitute (ensuring they match the subject's parameters) as well as copying the necessary consensus states from the substitute to the subject client store. The substitute must be Active and the subject must not be Active.

func (Keeper) ScheduleIBCSoftwareUpgrade

func (k Keeper) ScheduleIBCSoftwareUpgrade(ctx sdk.Context, plan upgradetypes.Plan, upgradedClientState exported.ClientState) error

ScheduleIBCSoftwareUpgrade schedules an upgrade for the IBC client.

func (Keeper) SetAllClientMetadata

func (k Keeper) SetAllClientMetadata(ctx sdk.Context, genMetadata []types.IdentifiedGenesisMetadata)

SetAllClientMetadata takes a list of IdentifiedGenesisMetadata and stores all of the metadata in the client store at the appropriate paths.

func (Keeper) SetClientConsensusState

func (k Keeper) SetClientConsensusState(ctx sdk.Context, clientID string, height exported.Height, consensusState exported.ConsensusState)

SetClientConsensusState sets a ConsensusState to a particular client at the given height

func (Keeper) SetClientState

func (k Keeper) SetClientState(ctx sdk.Context, clientID string, clientState exported.ClientState)

SetClientState sets a particular Client to the store

func (*Keeper) SetConsensusHost added in v8.3.0

func (k *Keeper) SetConsensusHost(consensusHost types.ConsensusHost)

SetConsensusHost sets a custom ConsensusHost for self client state and consensus state validation.

func (Keeper) SetNextClientSequence

func (k Keeper) SetNextClientSequence(ctx sdk.Context, sequence uint64)

SetNextClientSequence sets the next client sequence to the store.

func (Keeper) SetParams

func (k Keeper) SetParams(ctx sdk.Context, params types.Params)

SetParams sets the total set of ibc-client parameters.

func (Keeper) SetUpgradedConsensusState

func (k Keeper) SetUpgradedConsensusState(ctx sdk.Context, planHeight int64, bz []byte) error

SetUpgradedConsensusState executes the upgrade keeper SetUpgradedConsensusState function.

func (Keeper) UnmarshalClientState

func (k Keeper) UnmarshalClientState(bz []byte) (exported.ClientState, error)

UnmarshalClientState attempts to decode and return an ClientState object from raw encoded bytes.

func (Keeper) UnmarshalConsensusState

func (k Keeper) UnmarshalConsensusState(bz []byte) (exported.ConsensusState, error)

UnmarshalConsensusState attempts to decode and return an ConsensusState object from raw encoded bytes.

func (Keeper) UpdateClient

func (k Keeper) UpdateClient(ctx sdk.Context, clientID string, clientMsg exported.ClientMessage) error

UpdateClient updates the consensus state and the state root from a provided header.

func (Keeper) UpdateLocalhostClient

func (k Keeper) UpdateLocalhostClient(ctx sdk.Context, clientState exported.ClientState) []exported.Height

UpdateLocalhostClient updates the 09-localhost client to the latest block height and chain ID.

func (Keeper) UpgradeClient

func (k Keeper) UpgradeClient(ctx sdk.Context, clientID string, upgradedClient exported.ClientState, upgradedConsState exported.ConsensusState,
	upgradeClientProof, upgradeConsensusStateProof []byte,
) error

UpgradeClient upgrades the client to a new client state if this new client was committed to by the old client at the specified upgrade height

func (Keeper) UpgradedClientState

UpgradedClientState implements the Query/UpgradedClientState gRPC method

func (Keeper) UpgradedConsensusState

UpgradedConsensusState implements the Query/UpgradedConsensusState gRPC method

func (Keeper) ValidateSelfClient

func (k Keeper) ValidateSelfClient(ctx sdk.Context, clientState exported.ClientState) error

ValidateSelfClient validates the client parameters for a client of the running chain. This function is only used to validate the client state the counterparty stores for this chain. NOTE: If the client type is not of type Tendermint then delegate to a custom client validator function. This allows support for non-Tendermint clients, for example 08-wasm clients.

func (Keeper) VerifyMembership added in v8.3.0

VerifyMembership implements the Query/VerifyMembership gRPC method NOTE: Any state changes made within this handler are discarded by leveraging a cached context. Gas is consumed for underlying state access. This gRPC method is intended to be used within the context of the state machine and delegates to light clients to verify proofs.

type Migrator

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

Migrator is a struct for handling in-place store migrations.

func NewMigrator

func NewMigrator(keeper Keeper) Migrator

NewMigrator returns a new Migrator.

func (Migrator) Migrate2to3

func (m Migrator) Migrate2to3(ctx sdk.Context) error

Migrate2to3 migrates from consensus version 2 to 3. This migration - migrates solo machine client states from v2 to v3 protobuf definition - prunes solo machine consensus states - removes the localhost client - asserts that existing tendermint clients are properly registered on the chain codec

func (Migrator) Migrate3to4

func (m Migrator) Migrate3to4(ctx sdk.Context) error

Migrate3to4 migrates from consensus version 3 to 4. This migration enables the localhost client.

func (Migrator) MigrateParams

func (m Migrator) MigrateParams(ctx sdk.Context) error

MigrateParams migrates from consensus version 4 to 5. This migration takes the parameters that are currently stored and managed by x/params and stores them directly in the ibc module's state.

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