keeper

package
v0.15.0 Latest Latest
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 Go to latest Published: Mar 8, 2022 License: Apache-2.0 Imports: 15 Imported by: 0

Documentation

Index

Constants

View Source 
const (
	QueryChainMaintainers = "chain-maintainers"
)

Query labels

Variables

This section is empty.

Functions

func GetMigrationHandler added in v0.13.0 

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

GetMigrationHandler returns the handler that performs in-place store migrations from v0.14 to v0.15. The migration includes: - migrate linked addresses key

func NewMsgServerImpl 

func NewMsgServerImpl(k types.Nexus, snapshotter types.Snapshotter, staking types.StakingKeeper, axelarnet types.AxelarnetKeeper) types.MsgServiceServer

NewMsgServerImpl returns an implementation of the nexus MsgServiceServer interface for the provided Keeper.

func NewQuerier 

func NewQuerier(k types.Nexus) sdk.Querier

NewQuerier returns a new querier for the nexus module

func QueryChainMaintainersByChain 

func QueryChainMaintainersByChain(ctx sdk.Context, k types.Nexus, chainStr string) ([]byte, error)

QueryChainMaintainersByChain returns the maintainers for the given chain

Types

type Keeper 

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

Keeper represents a nexus keeper

func NewKeeper 

func NewKeeper(cdc codec.BinaryCodec, storeKey sdk.StoreKey, paramSpace params.Subspace) Keeper

NewKeeper returns a new nexus keeper

func (Keeper) ActivateChain 

func (k Keeper) ActivateChain(ctx sdk.Context, chain exported.Chain)

ActivateChain activates the given chain

func (Keeper) AddChainMaintainer 

func (k Keeper) AddChainMaintainer(ctx sdk.Context, chain exported.Chain, maintainer sdk.ValAddress) error

AddChainMaintainer adds the given address to be one of the given chain's maintainers

func (Keeper) ArchivePendingTransfer 

func (k Keeper) ArchivePendingTransfer(ctx sdk.Context, transfer exported.CrossChainTransfer)

ArchivePendingTransfer marks the transfer for the given recipient as concluded and archived

func (Keeper) ComputeTransferFee added in v0.15.0 

func (k Keeper) ComputeTransferFee(ctx sdk.Context, sourceChain exported.Chain, destinationChain exported.Chain, asset sdk.Coin) (sdk.Coin, error)

ComputeTransferFee computes the fee for a cross-chain transfer. If fee_info is not set for an asset on a chain, default of zero is used

transfer_fee = min(total_max_fee, max(total_min_fee, (total_fee_rate) * amount))

INVARIANT: source_chain.min_fee + destination_chain.min_fee <= transfer_fee <= source_chain.max_fee + destination_chain.max_fee

func (Keeper) DeactivateChain added in v0.12.0 

func (k Keeper) DeactivateChain(ctx sdk.Context, chain exported.Chain)

DeactivateChain deactivates the given chain

func (Keeper) EnqueueForTransfer 

func (k Keeper) EnqueueForTransfer(ctx sdk.Context, sender exported.CrossChainAddress, asset sdk.Coin) (exported.TransferID, error)

EnqueueForTransfer appoints the amount of tokens to be transferred/minted to the recipient previously linked to the specified sender

func (Keeper) ExportGenesis added in v0.9.0 

func (k Keeper) ExportGenesis(ctx sdk.Context) *types.GenesisState

ExportGenesis returns the reward module's genesis state.

func (Keeper) Fee added in v0.15.0 

func (k Keeper) Fee(c context.Context, req *types.FeeRequest) (*types.FeeResponse, error)

Fee returns the fee info for an asset on a specific chain

func (Keeper) GetChain 

func (k Keeper) GetChain(ctx sdk.Context, chainName string) (chain exported.Chain, ok bool)

GetChain retrieves the specification for a supported blockchain

func (Keeper) GetChainByNativeAsset added in v0.14.0 

func (k Keeper) GetChainByNativeAsset(ctx sdk.Context, asset string) (chain exported.Chain, ok bool)

GetChainByNativeAsset gets a chain by the native asset

func (Keeper) GetChainMaintainers 

func (k Keeper) GetChainMaintainers(ctx sdk.Context, chain exported.Chain) []sdk.ValAddress

GetChainMaintainers returns the maintainers of the given chain

func (Keeper) GetChains 

func (k Keeper) GetChains(ctx sdk.Context) (chains []exported.Chain)

GetChains retrieves the specification for all supported blockchains

func (Keeper) GetFeeInfo added in v0.15.0 

func (k Keeper) GetFeeInfo(ctx sdk.Context, chain exported.Chain, asset string) (feeInfo exported.FeeInfo, found bool)

GetFeeInfo retrieves the fee info for an asset on a chain, and returns zero fees if it doesn't exist

func (Keeper) GetParams 

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

GetParams gets the nexus module's parameters

func (Keeper) GetRecipient 

func (k Keeper) GetRecipient(ctx sdk.Context, depositAddress exported.CrossChainAddress) (exported.CrossChainAddress, bool)

GetRecipient retrieves the cross chain recipient associated to the specified sender

func (Keeper) GetRouter added in v0.9.0 

func (k Keeper) GetRouter() types.Router

GetRouter returns the nexus router. If no router was set, it returns a (sealed) router with no handlers

func (Keeper) GetTransferFees added in v0.11.1 

func (k Keeper) GetTransferFees(ctx sdk.Context) sdk.Coins

GetTransferFees returns the accumulated transfer fees

func (Keeper) GetTransfersForChain 

func (k Keeper) GetTransfersForChain(ctx sdk.Context, chain exported.Chain, state exported.TransferState) (transfers []exported.CrossChainTransfer)

GetTransfersForChain returns the current set of transfers with the given state for the given chain

func (Keeper) GetTransfersForChainPaginated added in v0.13.1 

func (k Keeper) GetTransfersForChainPaginated(ctx sdk.Context, chain exported.Chain, state exported.TransferState, pageRequest *query.PageRequest) ([]exported.CrossChainTransfer, *query.PageResponse, error)

GetTransfersForChainPaginated returns the current set of transfers with the given state for the given chain with the given pagination properties

func (Keeper) InitGenesis added in v0.9.0 

func (k Keeper) InitGenesis(ctx sdk.Context, genState *types.GenesisState)

InitGenesis initializes the reward module's state from a given genesis state.

func (Keeper) IsAssetRegistered 

func (k Keeper) IsAssetRegistered(ctx sdk.Context, chain exported.Chain, denom string) bool

IsAssetRegistered returns true if the specified asset is supported by the given chain

func (Keeper) IsChainActivated 

func (k Keeper) IsChainActivated(ctx sdk.Context, chain exported.Chain) bool

IsChainActivated returns true if the given chain is activated; false otherwise

func (Keeper) IsChainMaintainer 

func (k Keeper) IsChainMaintainer(ctx sdk.Context, chain exported.Chain, maintainer sdk.ValAddress) bool

IsChainMaintainer returns true if the given address is one of the given chain's maintainers; false otherwise

func (Keeper) LatestDepositAddress added in v0.9.0 

func (k Keeper) LatestDepositAddress(c context.Context, req *types.LatestDepositAddressRequest) (*types.LatestDepositAddressResponse, error)

LatestDepositAddress returns the deposit address for the provided recipient

func (Keeper) LinkAddresses 

func (k Keeper) LinkAddresses(ctx sdk.Context, depositAddress exported.CrossChainAddress, recipientAddress exported.CrossChainAddress) error

LinkAddresses links a sender address to a cross-chain recipient address

func (Keeper) Logger 

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

Logger returns a module-specific logger.

func (Keeper) RegisterAsset 

func (k Keeper) RegisterAsset(ctx sdk.Context, chain exported.Chain, asset exported.Asset) error

RegisterAsset indicates that the specified asset is supported by the given chain

func (Keeper) RegisterFee added in v0.15.0 

func (k Keeper) RegisterFee(ctx sdk.Context, chain exported.Chain, feeInfo exported.FeeInfo) error

RegisterFee registers the fee info for an asset on a chain

func (Keeper) RemoveChainMaintainer 

func (k Keeper) RemoveChainMaintainer(ctx sdk.Context, chain exported.Chain, maintainer sdk.ValAddress) error

RemoveChainMaintainer removes the given address from the given chain's maintainers

func (Keeper) SetChain 

func (k Keeper) SetChain(ctx sdk.Context, chain exported.Chain)

SetChain sets the specification for a supported chain

func (Keeper) SetParams 

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

SetParams sets the nexus module's parameters

func (*Keeper) SetRouter added in v0.9.0 

func (k *Keeper) SetRouter(router types.Router)

SetRouter sets the nexus router. It will panic if called more than once

func (Keeper) SubTransferFee added in v0.11.1 

func (k Keeper) SubTransferFee(ctx sdk.Context, coin sdk.Coin)

SubTransferFee subtracts coin from transfer fee

func (Keeper) TransferFee added in v0.15.0 

func (k Keeper) TransferFee(c context.Context, req *types.TransferFeeRequest) (*types.TransferFeeResponse, error)

TransferFee returns the transfer fee for a cross chain transfer

func (Keeper) TransfersForChain added in v0.13.1 

func (k Keeper) TransfersForChain(c context.Context, req *types.TransfersForChainRequest) (*types.TransfersForChainResponse, error)

TransfersForChain returns the transfers for a given chain

Source Files

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