keeper

package
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 Go to latest Published: Mar 15, 2024 License: Apache-2.0 Imports: 32 Imported by: 0

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Index

Constants

This section is empty.

Variables

This section is empty.

Functions

func AllInvariants 

func AllInvariants(k *Keeper) sdk.Invariant

AllInvariants runs all invariants of the staking module.

func DelegatorSharesInvariant 

func DelegatorSharesInvariant(k *Keeper) sdk.Invariant

DelegatorSharesInvariant checks whether all the delegator shares which persist in the delegator object add up to the correct total delegator shares amount stored in each validator.

func ModuleAccountInvariants 

func ModuleAccountInvariants(k *Keeper) sdk.Invariant

ModuleAccountInvariants checks that the bonded and notBonded ModuleAccounts pools reflects the tokens actively bonded and not bonded

func NewMsgServerImpl 

func NewMsgServerImpl(keeper *Keeper) types.MsgServer

NewMsgServerImpl returns an implementation of the staking MsgServer interface for the provided Keeper.

func NonNegativePowerInvariant 

func NonNegativePowerInvariant(k *Keeper) sdk.Invariant

NonNegativePowerInvariant checks that all stored validators have >= 0 power.

func PositiveDelegationInvariant 

func PositiveDelegationInvariant(k *Keeper) sdk.Invariant

PositiveDelegationInvariant checks that all stored delegations have > 0 shares.

func RegisterInvariants 

func RegisterInvariants(ir sdk.InvariantRegistry, k *Keeper)

RegisterInvariants registers all staking invariants

func TestingUpdateValidator 

func TestingUpdateValidator(keeper *Keeper, ctx sdk.Context, validator types.Validator, apply bool) types.Validator

TestingUpdateValidator updates a validator for testing

func ValidatorByPowerIndexExists 

func ValidatorByPowerIndexExists(ctx context.Context, keeper *Keeper, power []byte) bool

ValidatorByPowerIndexExists does a certain by-power index record exist

Types

type Keeper 

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

Keeper of the x/staking store

func NewKeeper 

func NewKeeper(
	cdc codec.BinaryCodec,
	storeService storetypes.KVStoreService,
	ak types.AccountKeeper,
	bk types.BankKeeper,
	authority string,
	validatorAddressCodec addresscodec.Codec,
	consensusAddressCodec addresscodec.Codec,
) *Keeper

NewKeeper creates a new staking Keeper instance

func (Keeper) AddValidatorTokensAndShares 

func (k Keeper) AddValidatorTokensAndShares(ctx context.Context, validator types.Validator,
	tokensToAdd math.Int,
) (valOut types.Validator, addedShares math.LegacyDec, err error)

AddValidatorTokensAndShares updates the tokens of an existing validator, updates the validators power index key

func (*Keeper) AllocateValidatorsPoints 

func (k *Keeper) AllocateValidatorsPoints(ctx context.Context) error

func (Keeper) ApplyAndReturnValidatorSetUpdates 

func (k Keeper) ApplyAndReturnValidatorSetUpdates(ctx context.Context) (updates []abci.ValidatorUpdate, err error)

ApplyAndReturnValidatorSetUpdates applies and return accumulated updates to the bonded validator set. Also, * Updates the active valset as keyed by LastValidatorPowerKey. * Updates the total power as keyed by LastTotalPowerKey. * Updates validator status' according to updated powers. * Updates the fee pool bonded vs not-bonded tokens. * Updates relevant indices. It gets called once after genesis, another time maybe after genesis transactions, then once at every EndBlock.

CONTRACT: Only validators with non-zero power or zero-power that were bonded at the previous block height or were removed from the validator set entirely are returned to CometBFT.

func (*Keeper) BeginBlocker 

func (k *Keeper) BeginBlocker(ctx context.Context) error

BeginBlocker will persist the current header and validator set as a historical entry and prune the oldest entry based on the HistoricalEntries parameter

func (Keeper) BeginRedelegation 

func (k Keeper) BeginRedelegation(
	ctx context.Context, delAddr sdk.AccAddress, valSrcAddr, valDstAddr sdk.ValAddress, sharesAmount math.LegacyDec,
) (completionTime time.Time, err error)

BeginRedelegation begins unbonding / redelegation and creates a redelegation record.

func (Keeper) BeginUnbondingValidator 

func (k Keeper) BeginUnbondingValidator(ctx context.Context, validator types.Validator) (types.Validator, error)

BeginUnbondingValidator performs all the store operations for when a validator begins unbonding

func (Keeper) BlockValidatorUpdates 

func (k Keeper) BlockValidatorUpdates(ctx context.Context) ([]abci.ValidatorUpdate, error)

BlockValidatorUpdates calculates the ValidatorUpdates for the current block Called in each EndBlock

func (Keeper) BondDenom 

func (k Keeper) BondDenom(ctx context.Context) (string, error)

BondDenom - Bondable coin denomination

func (Keeper) BondedRatio 

func (k Keeper) BondedRatio(ctx context.Context) (math.LegacyDec, error)

BondedRatio the fraction of the staking tokens which are currently bonded

func (Keeper) CompleteRedelegation 

func (k Keeper) CompleteRedelegation(
	ctx context.Context, delAddr sdk.AccAddress, valSrcAddr, valDstAddr sdk.ValAddress,
) (sdk.Coins, error)

CompleteRedelegation completes the redelegations of all mature entries in the retrieved redelegation object and returns the total redelegation (initial) balance or an error upon failure.

func (Keeper) CompleteUnbonding 

func (k Keeper) CompleteUnbonding(ctx context.Context, delAddr sdk.AccAddress, valAddr sdk.ValAddress) (sdk.Coins, error)

CompleteUnbonding completes the unbonding of all mature entries in the retrieved unbonding delegation object and returns the total unbonding balance or an error upon failure.

func (Keeper) ConsensusAddressCodec 

func (k Keeper) ConsensusAddressCodec() addresscodec.Codec

ConsensusAddressCodec returns the app consensus address codec.

func (Keeper) DecrementEmission 

func (k Keeper) DecrementEmission(ctx context.Context, valAddr sdk.ValAddress, amount math.LegacyDec) error

func (Keeper) Delegate 

func (k Keeper) Delegate(
	ctx context.Context, delAddr sdk.AccAddress, bondAmt math.Int, tokenSrc types.BondStatus,
	validator types.Validator, subtractAccount bool,
) (newShares math.LegacyDec, err error)

Delegate performs a delegation, set/update everything necessary within the store. tokenSrc indicates the bond status of the incoming funds.

func (Keeper) Delegation 

func (k Keeper) Delegation(ctx context.Context, addrDel sdk.AccAddress, addrVal sdk.ValAddress) (types.DelegationI, error)

Delegation gets the delegation interface for a particular set of delegator and validator addresses

func (Keeper) DeleteHistoricalInfo 

func (k Keeper) DeleteHistoricalInfo(ctx context.Context, height int64) error

DeleteHistoricalInfo deletes the historical info at a given height

func (Keeper) DeleteLastValidatorPower 

func (k Keeper) DeleteLastValidatorPower(ctx context.Context, operator sdk.ValAddress) error

DeleteLastValidatorPower deletes the last validator power.

func (Keeper) DeleteUnbondingIndex 

func (k Keeper) DeleteUnbondingIndex(ctx context.Context, id uint64) error

DeleteUnbondingIndex removes a mapping from UnbondingId to unbonding operation

func (Keeper) DeleteValidatorByPowerIndex 

func (k Keeper) DeleteValidatorByPowerIndex(ctx context.Context, validator types.Validator) error

DeleteValidatorByPowerIndex deletes a record by power index

func (Keeper) DeleteValidatorQueue 

func (k Keeper) DeleteValidatorQueue(ctx context.Context, val types.Validator) error

DeleteValidatorQueue removes a validator by address from the unbonding queue indexed by a given height and time.

func (Keeper) DeleteValidatorQueueTimeSlice 

func (k Keeper) DeleteValidatorQueueTimeSlice(ctx context.Context, endTime time.Time, endHeight int64) error

DeleteValidatorQueueTimeSlice deletes all entries in the queue indexed by a given height and time.

func (Keeper) DequeueAllMatureRedelegationQueue 

func (k Keeper) DequeueAllMatureRedelegationQueue(ctx context.Context, currTime time.Time) (matureRedelegations []types.DVVTriplet, err error)

DequeueAllMatureRedelegationQueue returns a concatenated list of all the timeslices inclusively previous to currTime, and deletes the timeslices from the queue.

func (Keeper) DequeueAllMatureUBDQueue 

func (k Keeper) DequeueAllMatureUBDQueue(ctx context.Context, currTime time.Time) (matureUnbonds []types.DVPair, err error)

DequeueAllMatureUBDQueue returns a concatenated list of all the timeslices inclusively previous to currTime, and deletes the timeslices from the queue.

func (Keeper) EmissionTable 

func (k Keeper) EmissionTable(ctx context.Context) ([]*types.EmissionRange, error)

func (*Keeper) EndBlocker 

func (k *Keeper) EndBlocker(ctx context.Context) ([]abci.ValidatorUpdate, error)

EndBlocker called at every block, update validator set

func (Keeper) ExportGenesis 

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

ExportGenesis returns a GenesisState for a given context and keeper. The GenesisState will contain the pool, params, validators, and bonds found in the keeper.

func (Keeper) GetAllDelegations 

func (k Keeper) GetAllDelegations(ctx context.Context) (delegations []types.Delegation, err error)

GetAllDelegations returns all delegations used during genesis dump.

func (Keeper) GetAllDelegatorDelegations 

func (k Keeper) GetAllDelegatorDelegations(ctx context.Context, delegator sdk.AccAddress) ([]types.Delegation, error)

GetAllDelegatorDelegations returns all delegations of a delegator

func (Keeper) GetAllHistoricalInfo 

func (k Keeper) GetAllHistoricalInfo(ctx context.Context) ([]types.HistoricalInfo, error)

GetAllHistoricalInfo returns all stored HistoricalInfo objects.

func (Keeper) GetAllRedelegations 

func (k Keeper) GetAllRedelegations(
	ctx context.Context, delegator sdk.AccAddress, srcValAddress, dstValAddress sdk.ValAddress,
) ([]types.Redelegation, error)

GetAllRedelegations returns all redelegations of a delegator

func (Keeper) GetAllSDKDelegations 

func (k Keeper) GetAllSDKDelegations(ctx context.Context) (delegations []types.Delegation, err error)

GetAllSDKDelegations returns all delegations used during genesis dump TODO: remove this func, change all usage for iterate functionality

func (Keeper) GetAllUnbondingDelegations 

func (k Keeper) GetAllUnbondingDelegations(ctx context.Context, delegator sdk.AccAddress) ([]types.UnbondingDelegation, error)

GetAllUnbondingDelegations returns all unbonding-delegations of a delegator

func (Keeper) GetAllValidators 

func (k Keeper) GetAllValidators(ctx context.Context) (validators []types.Validator, err error)

GetAllValidators gets the set of all validators with no limits, used during genesis dump

func (Keeper) GetAuthority 

func (k Keeper) GetAuthority() string

GetAuthority returns the x/staking module's authority.

func (Keeper) GetBondedPool 

func (k Keeper) GetBondedPool(ctx context.Context) (bondedPool sdk.ModuleAccountI)

GetBondedPool returns the bonded tokens pool's module account

func (Keeper) GetBondedValidatorsByPower 

func (k Keeper) GetBondedValidatorsByPower(ctx context.Context) ([]types.Validator, error)

GetBondedValidatorsByPower gets the current group of bonded validators sorted by power-rank

func (Keeper) GetDelegation 

func (k Keeper) GetDelegation(ctx context.Context, delAddr sdk.AccAddress, valAddr sdk.ValAddress) (types.Delegation, error)

GetDelegation returns a specific delegation.

func (Keeper) GetDelegatorBonded 

func (k Keeper) GetDelegatorBonded(ctx context.Context, delegator sdk.AccAddress) (math.Int, error)

GetDelegatorBonded returs the total amount a delegator has bonded.

func (Keeper) GetDelegatorDelegations 

func (k Keeper) GetDelegatorDelegations(ctx context.Context, delegator sdk.AccAddress, maxRetrieve uint16) (delegations []types.Delegation, err error)

GetDelegatorDelegations returns a given amount of all the delegations from a delegator.

func (Keeper) GetDelegatorUnbonding 

func (k Keeper) GetDelegatorUnbonding(ctx context.Context, delegator sdk.AccAddress) (math.Int, error)

GetDelegatorUnbonding returns the total amount a delegator has unbonding.

func (Keeper) GetDelegatorValidator 

func (k Keeper) GetDelegatorValidator(
	ctx context.Context, delegatorAddr sdk.AccAddress, validatorAddr sdk.ValAddress,
) (validator types.Validator, err error)

GetDelegatorValidator returns a validator that a delegator is bonded to

func (Keeper) GetDelegatorValidators 

func (k Keeper) GetDelegatorValidators(
	ctx context.Context, delegatorAddr sdk.AccAddress, maxRetrieve uint32,
) (types.Validators, error)

GetDelegatorValidators returns all validators that a delegator is bonded to. If maxRetrieve is supplied, the respective amount will be returned.

func (*Keeper) GetEmissionRatioFromBondedRatio 

func (k *Keeper) GetEmissionRatioFromBondedRatio(ctx context.Context, bondedRatio math.LegacyDec) (math.LegacyDec, error)

func (Keeper) GetHistoricalInfo 

func (k Keeper) GetHistoricalInfo(ctx context.Context, height int64) (types.HistoricalInfo, error)

GetHistoricalInfo gets the historical info at a given height

func (Keeper) GetLastTotalPower 

func (k Keeper) GetLastTotalPower(ctx context.Context) (math.Int, error)

GetLastTotalPower loads the last total validator power.

func (Keeper) GetLastValidatorPower 

func (k Keeper) GetLastValidatorPower(ctx context.Context, operator sdk.ValAddress) (power int64, err error)

GetLastValidatorPower loads the last validator power. Returns zero if the operator was not a validator last block.

func (Keeper) GetLastValidators 

func (k Keeper) GetLastValidators(ctx context.Context) (validators []types.Validator, err error)

GetLastValidators gets the group of the bonded validators

func (Keeper) GetNotBondedPool 

func (k Keeper) GetNotBondedPool(ctx context.Context) (notBondedPool sdk.ModuleAccountI)

GetNotBondedPool returns the not bonded tokens pool's module account

func (Keeper) GetParams 

func (k Keeper) GetParams(ctx context.Context) (params types.Params, err error)

GetParams gets the x/staking module parameters.

func (Keeper) GetPubKeyByConsAddr 

func (k Keeper) GetPubKeyByConsAddr(ctx context.Context, addr sdk.ConsAddress) (cmtprotocrypto.PublicKey, error)

GetPubKeyByConsAddr returns the consensus public key by consensus address.

func (Keeper) GetRedelegation 

func (k Keeper) GetRedelegation(ctx context.Context, delAddr sdk.AccAddress, valSrcAddr, valDstAddr sdk.ValAddress) (red types.Redelegation, err error)

GetRedelegation returns a redelegation.

func (Keeper) GetRedelegationByUnbondingID 

func (k Keeper) GetRedelegationByUnbondingID(ctx context.Context, id uint64) (red types.Redelegation, err error)

GetRedelegationByUnbondingID returns a unbonding delegation that has an unbonding delegation entry with a certain ID

func (Keeper) GetRedelegationQueueTimeSlice 

func (k Keeper) GetRedelegationQueueTimeSlice(ctx context.Context, timestamp time.Time) (dvvTriplets []types.DVVTriplet, err error)

GetRedelegationQueueTimeSlice gets a specific redelegation queue timeslice. A timeslice is a slice of DVVTriplets corresponding to redelegations that expire at a certain time.

func (Keeper) GetRedelegations 

func (k Keeper) GetRedelegations(ctx context.Context, delegator sdk.AccAddress, maxRetrieve uint16) (redelegations []types.Redelegation, err error)

GetRedelegations returns a given amount of all the delegator redelegations.

func (Keeper) GetRedelegationsFromSrcValidator 

func (k Keeper) GetRedelegationsFromSrcValidator(ctx context.Context, valAddr sdk.ValAddress) (reds []types.Redelegation, err error)

GetRedelegationsFromSrcValidator returns all redelegations from a particular validator.

func (Keeper) GetUBDQueueTimeSlice 

func (k Keeper) GetUBDQueueTimeSlice(ctx context.Context, timestamp time.Time) (dvPairs []types.DVPair, err error)

GetUBDQueueTimeSlice gets a specific unbonding queue timeslice. A timeslice is a slice of DVPairs corresponding to unbonding delegations that expire at a certain time.

func (Keeper) GetUnbondingDelegation 

func (k Keeper) GetUnbondingDelegation(ctx context.Context, delAddr sdk.AccAddress, valAddr sdk.ValAddress) (ubd types.UnbondingDelegation, err error)

GetUnbondingDelegation returns a unbonding delegation.

func (Keeper) GetUnbondingDelegationByUnbondingID 

func (k Keeper) GetUnbondingDelegationByUnbondingID(ctx context.Context, id uint64) (ubd types.UnbondingDelegation, err error)

GetUnbondingDelegationByUnbondingID returns a unbonding delegation that has an unbonding delegation entry with a certain ID

func (Keeper) GetUnbondingDelegations 

func (k Keeper) GetUnbondingDelegations(ctx context.Context, delegator sdk.AccAddress, maxRetrieve uint16) (unbondingDelegations []types.UnbondingDelegation, err error)

GetUnbondingDelegations returns a given amount of all the delegator unbonding-delegations.

func (Keeper) GetUnbondingDelegationsFromValidator 

func (k Keeper) GetUnbondingDelegationsFromValidator(ctx context.Context, valAddr sdk.ValAddress) (ubds []types.UnbondingDelegation, err error)

GetUnbondingDelegationsFromValidator returns all unbonding delegations from a particular validator.

func (Keeper) GetUnbondingType 

func (k Keeper) GetUnbondingType(ctx context.Context, id uint64) (unbondingType types.UnbondingType, err error)

GetUnbondingType returns the enum type of unbonding which is any of {UnbondingDelegation | Redelegation | ValidatorUnbonding}

func (Keeper) GetUnbondingValidators 

func (k Keeper) GetUnbondingValidators(ctx context.Context, endTime time.Time, endHeight int64) ([]string, error)

GetUnbondingValidators returns a slice of mature validator addresses that complete their unbonding at a given time and height.

func (Keeper) GetValidator 

func (k Keeper) GetValidator(ctx context.Context, addr sdk.ValAddress) (validator types.Validator, err error)

GetValidator gets a single validator

func (Keeper) GetValidatorByConsAddr 

func (k Keeper) GetValidatorByConsAddr(ctx context.Context, consAddr sdk.ConsAddress) (validator types.Validator, err error)

GetValidatorByConsAddr gets a single validator by consensus address

func (Keeper) GetValidatorByUnbondingID 

func (k Keeper) GetValidatorByUnbondingID(ctx context.Context, id uint64) (val types.Validator, err error)

GetValidatorByUnbondingID returns the validator that is unbonding with a certain unbonding op ID

func (Keeper) GetValidatorDelegations 

func (k Keeper) GetValidatorDelegations(ctx context.Context, valAddr sdk.ValAddress) (delegations []types.Delegation, err error)

GetValidatorDelegations returns all delegations to a specific validator. Useful for querier.

func (Keeper) GetValidatorSet 

func (k Keeper) GetValidatorSet() types.ValidatorSet

GetValidatorSet returns self as it is both a validatorset and delegationset

func (Keeper) GetValidatorUpdates 

func (k Keeper) GetValidatorUpdates(ctx context.Context) ([]abci.ValidatorUpdate, error)

GetValidatorUpdates returns the ABCI validator power updates within the current block.

func (Keeper) GetValidators 

func (k Keeper) GetValidators(ctx context.Context, maxRetrieve uint32) (validators []types.Validator, err error)

GetValidators returns a given amount of all the validators

func (Keeper) HasMaxRedelegationEntries 

func (k Keeper) HasMaxRedelegationEntries(ctx context.Context, delegatorAddr sdk.AccAddress, validatorSrcAddr, validatorDstAddr sdk.ValAddress) (bool, error)

HasMaxRedelegationEntries checks if the redelegation entries reached maximum limit.

func (Keeper) HasMaxUnbondingDelegationEntries 

func (k Keeper) HasMaxUnbondingDelegationEntries(ctx context.Context, delegatorAddr sdk.AccAddress, validatorAddr sdk.ValAddress) (bool, error)

HasMaxUnbondingDelegationEntries checks if unbonding delegation has maximum number of entries.

func (Keeper) HasReceivingRedelegation 

func (k Keeper) HasReceivingRedelegation(ctx context.Context, delAddr sdk.AccAddress, valDstAddr sdk.ValAddress) (bool, error)

HasReceivingRedelegation checks if validator is receiving a redelegation.

func (Keeper) HistoricalEntries 

func (k Keeper) HistoricalEntries(ctx context.Context) (uint32, error)

HistoricalEntries = number of historical info entries to persist in store

func (*Keeper) Hooks 

func (k *Keeper) Hooks() types.StakingHooks

Hooks gets the hooks for staking *Keeper {

func (Keeper) IncrementUnbondingID 

func (k Keeper) IncrementUnbondingID(ctx context.Context) (unbondingID uint64, err error)

IncrementUnbondingID increments and returns a unique ID for an unbonding operation

func (Keeper) InitGenesis 

func (k Keeper) InitGenesis(ctx context.Context, data *types.GenesisState) (res []abci.ValidatorUpdate)

InitGenesis sets the pool and parameters for the provided keeper. For each validator in data, it sets that validator in the keeper along with manually setting the indexes. In addition, it also sets any delegations found in data. Finally, it updates the bonded validators. Returns final validator set after applying all declaration and delegations

func (Keeper) InsertRedelegationQueue 

func (k Keeper) InsertRedelegationQueue(ctx context.Context, red types.Redelegation, completionTime time.Time) error

InsertRedelegationQueue insert an redelegation delegation to the appropriate timeslice in the redelegation queue.

func (Keeper) InsertUBDQueue 

func (k Keeper) InsertUBDQueue(ctx context.Context, ubd types.UnbondingDelegation, completionTime time.Time) error

InsertUBDQueue inserts an unbonding delegation to the appropriate timeslice in the unbonding queue.

func (Keeper) InsertUnbondingValidatorQueue 

func (k Keeper) InsertUnbondingValidatorQueue(ctx context.Context, val types.Validator) error

InsertUnbondingValidatorQueue inserts a given unbonding validator address into the unbonding validator queue for a given height and time.

func (Keeper) IsValidatorJailed 

func (k Keeper) IsValidatorJailed(ctx context.Context, addr sdk.ConsAddress) (bool, error)

IsValidatorJailed checks and returns boolean of a validator status jailed or not.

func (Keeper) IterateAllDelegations 

func (k Keeper) IterateAllDelegations(ctx context.Context, cb func(delegation types.Delegation) (stop bool)) error

IterateAllDelegations iterates through all of the delegations.

func (Keeper) IterateBondedValidatorsByPower 

func (k Keeper) IterateBondedValidatorsByPower(ctx context.Context, fn func(index int64, validator types.ValidatorI) (stop bool)) error

IterateBondedValidatorsByPower iterates through the bonded validator set and perform the provided function

func (Keeper) IterateDelegations 

func (k Keeper) IterateDelegations(ctx context.Context, delAddr sdk.AccAddress,
	fn func(index int64, del types.DelegationI) (stop bool),
) error

IterateDelegations iterates through all of the delegations from a delegator

func (Keeper) IterateDelegatorDelegations 

func (k Keeper) IterateDelegatorDelegations(ctx context.Context, delegator sdk.AccAddress, cb func(delegation types.Delegation) (stop bool)) error

IterateDelegatorDelegations iterates through one delegator's delegations.

func (Keeper) IterateDelegatorRedelegations 

func (k Keeper) IterateDelegatorRedelegations(ctx context.Context, delegator sdk.AccAddress, cb func(red types.Redelegation) (stop bool)) error

IterateDelegatorRedelegations iterates through one delegator's redelegations.

func (Keeper) IterateDelegatorUnbondingDelegations 

func (k Keeper) IterateDelegatorUnbondingDelegations(ctx context.Context, delegator sdk.AccAddress, cb func(ubd types.UnbondingDelegation) (stop bool)) error

IterateDelegatorUnbondingDelegations iterates through a delegator's unbonding delegations.

func (Keeper) IterateHistoricalInfo 

func (k Keeper) IterateHistoricalInfo(ctx context.Context, cb func(types.HistoricalInfo) bool) error

IterateHistoricalInfo provides an iterator over all stored HistoricalInfo objects. For each HistoricalInfo object, cb will be called. If the cb returns true, the iterator will break and close.

func (Keeper) IterateLastValidatorPowers 

func (k Keeper) IterateLastValidatorPowers(ctx context.Context, handler func(operator sdk.ValAddress, power int64) (stop bool)) error

IterateLastValidatorPowers iterates over last validator powers.

func (Keeper) IterateLastValidators 

func (k Keeper) IterateLastValidators(ctx context.Context, fn func(index int64, validator types.ValidatorI) (stop bool)) error

IterateLastValidators iterates through the active validator set and perform the provided function

func (Keeper) IterateRedelegations 

func (k Keeper) IterateRedelegations(ctx context.Context, fn func(index int64, red types.Redelegation) (stop bool)) error

IterateRedelegations iterates through all redelegations.

func (Keeper) IterateUnbondingDelegations 

func (k Keeper) IterateUnbondingDelegations(ctx context.Context, fn func(index int64, ubd types.UnbondingDelegation) (stop bool)) error

IterateUnbondingDelegations iterates through all of the unbonding delegations.

func (Keeper) IterateValidators 

func (k Keeper) IterateValidators(ctx context.Context, fn func(index int64, validator types.ValidatorI) (stop bool)) error

IterateValidators iterates through the validator set and perform the provided function

func (Keeper) Jail 

func (k Keeper) Jail(ctx context.Context, consAddr sdk.ConsAddress) error

jail a validator

func (Keeper) LastValidatorsIterator 

func (k Keeper) LastValidatorsIterator(ctx context.Context) (corestore.Iterator, error)

lastValidatorsIterator returns an iterator for the consensus validators in the last block

func (Keeper) Logger 

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

Logger returns a module-specific logger.

func (Keeper) MaxEntries 

func (k Keeper) MaxEntries(ctx context.Context) (uint32, error)

MaxEntries - Maximum number of simultaneous unbonding delegations or redelegations (per pair/trio)

func (Keeper) MaxValidators 

func (k Keeper) MaxValidators(ctx context.Context) (uint32, error)

MaxValidators - Maximum number of validators

func (Keeper) MaximumMonthlyPoints 

func (k Keeper) MaximumMonthlyPoints(ctx context.Context) (uint64, error)

func (Keeper) MinSelfDelegation 

func (k Keeper) MinSelfDelegation(ctx context.Context) (math.Int, error)

MinSelfStake - min self stake of validator

func (Keeper) PowerReduction 

func (k Keeper) PowerReduction(ctx context.Context) math.Int

PowerReduction - is the amount of staking tokens required for 1 unit of consensus-engine power. Currently, this returns a global variable that the app developer can tweak. TODO: we might turn this into an on-chain param: https://github.com/cosmos/cosmos-sdk/issues/8365

func (Keeper) PutUnbondingOnHold 

func (k Keeper) PutUnbondingOnHold(ctx context.Context, id uint64) error

PutUnbondingOnHold allows an external module to stop an unbonding operation, such as an unbonding delegation, a redelegation, or a validator unbonding. In order for the unbonding operation with `id` to eventually complete, every call to PutUnbondingOnHold(id) must be matched by a call to UnbondingCanComplete(id).

func (Keeper) RedelegationQueueIterator 

func (k Keeper) RedelegationQueueIterator(ctx context.Context, endTime time.Time) (storetypes.Iterator, error)

RedelegationQueueIterator returns all the redelegation queue timeslices from time 0 until endTime.

func (Keeper) RedelegationTime 

func (k Keeper) RedelegationTime(ctx context.Context) (time.Duration, error)

RedelegationTime - The time duration for unbonding

func (*Keeper) RefHooks 

func (k *Keeper) RefHooks() types.RefStakingHooks

Hooks gets the hooks for staking *Keeper {

func (Keeper) RemoveDelegation 

func (k Keeper) RemoveDelegation(ctx context.Context, delegation types.Delegation) error

RemoveDelegation removes a delegation

func (Keeper) RemoveRedelegation 

func (k Keeper) RemoveRedelegation(ctx context.Context, red types.Redelegation) error

RemoveRedelegation removes a redelegation object and associated index.

func (Keeper) RemoveUnbondingDelegation 

func (k Keeper) RemoveUnbondingDelegation(ctx context.Context, ubd types.UnbondingDelegation) error

RemoveUnbondingDelegation removes the unbonding delegation object and associated index.

func (Keeper) RemoveValidator 

func (k Keeper) RemoveValidator(ctx context.Context, address sdk.ValAddress) error

RemoveValidator removes the validator record and associated indexes except for the bonded validator index which is only handled in ApplyAndReturnTendermintUpdates

func (Keeper) RemoveValidatorTokens 

func (k Keeper) RemoveValidatorTokens(ctx context.Context,
	validator types.Validator, tokensToRemove math.Int,
) (types.Validator, error)

RemoveValidatorTokens updates the tokens of an existing validator, updates the validators power index key

func (Keeper) RemoveValidatorTokensAndShares 

func (k Keeper) RemoveValidatorTokensAndShares(ctx context.Context, validator types.Validator,
	sharesToRemove math.LegacyDec,
) (valOut types.Validator, removedTokens math.Int, err error)

RemoveValidatorTokensAndShares updates the tokens of an existing validator, updates the validators power index key

func (Keeper) SetDelegation 

func (k Keeper) SetDelegation(ctx context.Context, delegation types.Delegation) error

SetDelegation sets a delegation.

func (Keeper) SetHistoricalInfo 

func (k Keeper) SetHistoricalInfo(ctx context.Context, height int64, hi *types.HistoricalInfo) error

SetHistoricalInfo sets the historical info at a given height

func (*Keeper) SetHooks 

func (k *Keeper) SetHooks(sh types.StakingHooks)

SetHooks sets the validator hooks. In contrast to other receivers, this method must take a pointer due to nature of the hooks interface and SDK start up sequence.

func (Keeper) SetLastTotalPower 

func (k Keeper) SetLastTotalPower(ctx context.Context, power math.Int) error

SetLastTotalPower sets the last total validator power.

func (Keeper) SetLastValidatorPower 

func (k Keeper) SetLastValidatorPower(ctx context.Context, operator sdk.ValAddress, power int64) error

SetLastValidatorPower sets the last validator power.

func (Keeper) SetNewValidatorByPowerIndex 

func (k Keeper) SetNewValidatorByPowerIndex(ctx context.Context, validator types.Validator) error

SetNewValidatorByPowerIndex adds new entry by power index

func (Keeper) SetParams 

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

SetParams sets the x/staking module parameters. CONTRACT: This method performs no validation of the parameters.

func (Keeper) SetRedelegation 

func (k Keeper) SetRedelegation(ctx context.Context, red types.Redelegation) error

SetRedelegation sets a redelegation and associated index.

func (Keeper) SetRedelegationByUnbondingID 

func (k Keeper) SetRedelegationByUnbondingID(ctx context.Context, red types.Redelegation, id uint64) error

SetRedelegationByUnbondingID sets an index to look up an Redelegation by the unbondingID of an RedelegationEntry that it contains Note, it does not set the redelegation itself, use SetRedelegation(ctx, red) for that

func (Keeper) SetRedelegationEntry 

func (k Keeper) SetRedelegationEntry(ctx context.Context,
	delegatorAddr sdk.AccAddress, validatorSrcAddr,
	validatorDstAddr sdk.ValAddress, creationHeight int64,
	minTime time.Time, balance math.Int,
	sharesSrc, sharesDst math.LegacyDec,
) (types.Redelegation, error)

SetRedelegationEntry adds an entry to the unbonding delegation at the given addresses. It creates the unbonding delegation if it does not exist.

func (Keeper) SetRedelegationQueueTimeSlice 

func (k Keeper) SetRedelegationQueueTimeSlice(ctx context.Context, timestamp time.Time, keys []types.DVVTriplet) error

SetRedelegationQueueTimeSlice sets a specific redelegation queue timeslice.

func (*Keeper) SetRefHooks 

func (k *Keeper) SetRefHooks(sh types.RefStakingHooks)

SetRefHooks sets the validator hooks. In contrast to other receivers, this method must take a pointer due to nature of the hooks interface and SDK start up sequence.

func (Keeper) SetUBDQueueTimeSlice 

func (k Keeper) SetUBDQueueTimeSlice(ctx context.Context, timestamp time.Time, keys []types.DVPair) error

SetUBDQueueTimeSlice sets a specific unbonding queue timeslice.

func (Keeper) SetUnbondingDelegation 

func (k Keeper) SetUnbondingDelegation(ctx context.Context, ubd types.UnbondingDelegation) error

SetUnbondingDelegation sets the unbonding delegation and associated index.

func (Keeper) SetUnbondingDelegationByUnbondingID 

func (k Keeper) SetUnbondingDelegationByUnbondingID(ctx context.Context, ubd types.UnbondingDelegation, id uint64) error

SetUnbondingDelegationByUnbondingID sets an index to look up an UnbondingDelegation by the unbondingID of an UnbondingDelegationEntry that it contains Note, it does not set the unbonding delegation itself, use SetUnbondingDelegation(ctx, ubd) for that

func (Keeper) SetUnbondingDelegationEntry 

func (k Keeper) SetUnbondingDelegationEntry(
	ctx context.Context, delegatorAddr sdk.AccAddress, validatorAddr sdk.ValAddress,
	creationHeight int64, minTime time.Time, balance math.Int,
) (types.UnbondingDelegation, error)

SetUnbondingDelegationEntry adds an entry to the unbonding delegation at the given addresses. It creates the unbonding delegation if it does not exist.

func (Keeper) SetUnbondingType 

func (k Keeper) SetUnbondingType(ctx context.Context, id uint64, unbondingType types.UnbondingType) error

SetUnbondingType sets the enum type of unbonding which is any of {UnbondingDelegation | Redelegation | ValidatorUnbonding}

func (Keeper) SetUnbondingValidatorsQueue 

func (k Keeper) SetUnbondingValidatorsQueue(ctx context.Context, endTime time.Time, endHeight int64, addrs []string) error

SetUnbondingValidatorsQueue sets a given slice of validator addresses into the unbonding validator queue by a given height and time.

func (Keeper) SetValidator 

func (k Keeper) SetValidator(ctx context.Context, validator types.Validator) error

SetValidator sets the main record holding validator details

func (Keeper) SetValidatorByConsAddr 

func (k Keeper) SetValidatorByConsAddr(ctx context.Context, validator types.Validator) error

SetValidatorByConsAddr sets a validator by conesensus address

func (Keeper) SetValidatorByPowerIndex 

func (k Keeper) SetValidatorByPowerIndex(ctx context.Context, validator types.Validator) error

SetValidatorByPowerIndex sets a validator by power index

func (Keeper) SetValidatorByUnbondingID 

func (k Keeper) SetValidatorByUnbondingID(ctx context.Context, val types.Validator, id uint64) error

SetValidatorByUnbondingID sets an index to look up a Validator by the unbondingID corresponding to its current unbonding Note, it does not set the validator itself, use SetValidator(ctx, val) for that

func (Keeper) SetValidatorUpdates 

func (k Keeper) SetValidatorUpdates(ctx context.Context, valUpdates []abci.ValidatorUpdate) error

SetValidatorUpdates sets the ABCI validator power updates for the current block.

func (Keeper) Slash 

func (k Keeper) Slash(ctx context.Context, consAddr sdk.ConsAddress, infractionHeight, power int64, slashFactor math.LegacyDec) (math.Int, error)

Slash a validator for an infraction committed at a known height Find the contributing stake at that height and burn the specified slashFactor of it, updating unbonding delegations & redelegations appropriately

CONTRACT: 

slashFactor is non-negative

CONTRACT: 

Infraction was committed equal to or less than an unbonding period in the past,
so all unbonding delegations and redelegations from that height are stored

CONTRACT: 

Slash will not slash unbonded validators (for the above reason)

CONTRACT: 

Infraction was committed at the current height or at a past height,
but not at a height in the future

func (Keeper) SlashRedelegation 

func (k Keeper) SlashRedelegation(ctx context.Context, srcValidator types.Validator, redelegation types.Redelegation,
	infractionHeight int64, slashFactor math.LegacyDec,
) (totalSlashAmount math.Int, err error)

slash a redelegation and update the pool return the amount that would have been slashed assuming the unbonding delegation had enough stake to slash (the amount actually slashed may be less if there's insufficient stake remaining) NOTE this is only slashing for prior infractions from the source validator

func (Keeper) SlashUnbondingDelegation 

func (k Keeper) SlashUnbondingDelegation(ctx context.Context, unbondingDelegation types.UnbondingDelegation,
	infractionHeight int64, slashFactor math.LegacyDec,
) (totalSlashAmount math.Int, err error)

slash an unbonding delegation and update the pool return the amount that would have been slashed assuming the unbonding delegation had enough stake to slash (the amount actually slashed may be less if there's insufficient stake remaining)

func (Keeper) SlashWithInfractionReason 

func (k Keeper) SlashWithInfractionReason(ctx context.Context, consAddr sdk.ConsAddress, infractionHeight, power int64, slashFactor math.LegacyDec, _ types.Infraction) (math.Int, error)

SlashWithInfractionReason implementation doesn't require the infraction (types.Infraction) to work but is required by Interchain Security.

func (Keeper) StakingTokenSupply 

func (k Keeper) StakingTokenSupply(ctx context.Context) (math.Int, error)

StakingTokenSupply staking tokens from the total supply

func (Keeper) TokensFromConsensusPower 

func (k Keeper) TokensFromConsensusPower(ctx context.Context, power int64) math.Int

TokensFromConsensusPower converts input power to tokens

func (Keeper) TokensToConsensusPower 

func (k Keeper) TokensToConsensusPower(ctx context.Context, tokens math.Int) int64

TokensToConsensusPower converts input tokens to potential consensus-engine power

func (Keeper) TotalBondedTokens 

func (k Keeper) TotalBondedTokens(ctx context.Context) (math.Int, error)

TotalBondedTokens total staking tokens supply which is bonded

func (Keeper) TrackHistoricalInfo 

func (k Keeper) TrackHistoricalInfo(ctx context.Context) error

TrackHistoricalInfo saves the latest historical-info and deletes the oldest heights that are below pruning height

func (Keeper) UBDQueueIterator 

func (k Keeper) UBDQueueIterator(ctx context.Context, endTime time.Time) (corestore.Iterator, error)

UBDQueueIterator returns all the unbonding queue timeslices from time 0 until endTime.

func (Keeper) Unbond 

func (k Keeper) Unbond(
	ctx context.Context, delAddr sdk.AccAddress, valAddr sdk.ValAddress, shares math.LegacyDec,
) (amount math.Int, err error)

Unbond unbonds a particular delegation and perform associated store operations.

func (Keeper) UnbondAllMatureValidators 

func (k Keeper) UnbondAllMatureValidators(ctx context.Context) error

UnbondAllMatureValidators unbonds all the mature unbonding validators that have finished their unbonding period.

func (Keeper) UnbondingCanComplete 

func (k Keeper) UnbondingCanComplete(ctx context.Context, id uint64) error

UnbondingCanComplete allows a stopped unbonding operation, such as an unbonding delegation, a redelegation, or a validator unbonding to complete. In order for the unbonding operation with `id` to eventually complete, every call to PutUnbondingOnHold(id) must be matched by a call to UnbondingCanComplete(id).

func (Keeper) UnbondingTime 

func (k Keeper) UnbondingTime(ctx context.Context) (time.Duration, error)

UnbondingTime - The time duration for unbonding

func (Keeper) UnbondingToUnbonded 

func (k Keeper) UnbondingToUnbonded(ctx context.Context, validator types.Validator) (types.Validator, error)

UnbondingToUnbonded switches a validator from unbonding state to unbonded state

func (Keeper) Undelegate 

func (k Keeper) Undelegate(
	ctx context.Context, delAddr sdk.AccAddress, valAddr sdk.ValAddress, sharesAmount math.LegacyDec,
) (time.Time, math.Int, error)

Undelegate unbonds an amount of delegator shares from a given validator. It will verify that the unbonding entries between the delegator and validator are not exceeded and unbond the staked tokens (based on shares) by creating an unbonding object and inserting it into the unbonding queue which will be processed during the staking EndBlocker.

func (Keeper) Unjail 

func (k Keeper) Unjail(ctx context.Context, consAddr sdk.ConsAddress) error

unjail a validator

func (Keeper) UpdateEmissionPoints 

func (k Keeper) UpdateEmissionPoints(ctx context.Context, del types.DelegationI, points uint64) error

func (Keeper) ValidateUnbondAmount 

func (k Keeper) ValidateUnbondAmount(
	ctx context.Context, delAddr sdk.AccAddress, valAddr sdk.ValAddress, amt math.Int,
) (shares math.LegacyDec, err error)

ValidateUnbondAmount validates that a given unbond or redelegation amount is valid based on upon the converted shares. If the amount is valid, the total amount of respective shares is returned, otherwise an error is returned.

func (Keeper) Validator 

func (k Keeper) Validator(ctx context.Context, address sdk.ValAddress) (types.ValidatorI, error)

Validator gets the Validator interface for a particular address

func (Keeper) ValidatorAddressCodec 

func (k Keeper) ValidatorAddressCodec() addresscodec.Codec

ValidatorAddressCodec returns the app validator address codec.

func (Keeper) ValidatorByConsAddr 

func (k Keeper) ValidatorByConsAddr(ctx context.Context, addr sdk.ConsAddress) (types.ValidatorI, error)

ValidatorByConsAddr gets the validator interface for a particular pubkey

func (Keeper) ValidatorEmissionRate 

func (k Keeper) ValidatorEmissionRate(ctx context.Context) (math.LegacyDec, error)

ValidatorEmissionRate - validator to delegator emission rate

func (Keeper) ValidatorQueueIterator 

func (k Keeper) ValidatorQueueIterator(ctx context.Context, endTime time.Time, endHeight int64) (corestore.Iterator, error)

ValidatorQueueIterator returns an interator ranging over validators that are unbonding whose unbonding completion occurs at the given height and time.

func (Keeper) ValidatorsPowerStoreIterator 

func (k Keeper) ValidatorsPowerStoreIterator(ctx context.Context) (corestore.Iterator, error)

ValidatorsPowerStoreIterator returns an iterator for the current validator power store

type Querier 

type Querier struct {
	*Keeper
}

Querier is used as Keeper will have duplicate methods if used directly, and gRPC names take precedence over keeper

func NewQuerier 

func NewQuerier(keeper *Keeper) Querier

func (Querier) Delegation 

func (k Querier) Delegation(ctx context.Context, req *types.QueryDelegationRequest) (*types.QueryDelegationResponse, error)

Delegation queries delegate info for given validator delegator pair

func (Querier) DelegatorDelegations 

func (k Querier) DelegatorDelegations(ctx context.Context, req *types.QueryDelegatorDelegationsRequest) (*types.QueryDelegatorDelegationsResponse, error)

DelegatorDelegations queries all delegations of a given delegator address

func (Querier) DelegatorUnbondingDelegations 

func (k Querier) DelegatorUnbondingDelegations(ctx context.Context, req *types.QueryDelegatorUnbondingDelegationsRequest) (*types.QueryDelegatorUnbondingDelegationsResponse, error)

DelegatorUnbondingDelegations queries all unbonding delegations of a given delegator address

func (Querier) DelegatorValidator 

func (k Querier) DelegatorValidator(ctx context.Context, req *types.QueryDelegatorValidatorRequest) (*types.QueryDelegatorValidatorResponse, error)

DelegatorValidator queries validator info for given delegator validator pair

func (Querier) DelegatorValidators 

func (k Querier) DelegatorValidators(ctx context.Context, req *types.QueryDelegatorValidatorsRequest) (*types.QueryDelegatorValidatorsResponse, error)

DelegatorValidators queries all validators info for given delegator address

func (Querier) EmissionRate 

func (k Querier) EmissionRate(ctx context.Context, _ *types.QueryEmissionRateRequest) (*types.QueryEmissionRateResponse, error)

EmissionRate query current emission rate

func (Querier) HistoricalInfo 

func (k Querier) HistoricalInfo(ctx context.Context, req *types.QueryHistoricalInfoRequest) (*types.QueryHistoricalInfoResponse, error)

HistoricalInfo queries the historical info for given height

func (Querier) Params 

func (k Querier) Params(ctx context.Context, _ *types.QueryParamsRequest) (*types.QueryParamsResponse, error)

Params queries the staking parameters

func (Querier) Pool 

func (k Querier) Pool(ctx context.Context, _ *types.QueryPoolRequest) (*types.QueryPoolResponse, error)

Pool queries the pool info

func (Querier) Redelegations 

func (k Querier) Redelegations(ctx context.Context, req *types.QueryRedelegationsRequest) (*types.QueryRedelegationsResponse, error)

Redelegations queries redelegations of given address

func (Querier) UnbondingDelegation 

func (k Querier) UnbondingDelegation(ctx context.Context, req *types.QueryUnbondingDelegationRequest) (*types.QueryUnbondingDelegationResponse, error)

UnbondingDelegation queries unbonding info for given validator delegator pair

func (Querier) Validator 

func (k Querier) Validator(ctx context.Context, req *types.QueryValidatorRequest) (*types.QueryValidatorResponse, error)

Validator queries validator info for given validator address

func (Querier) ValidatorDelegations 

func (k Querier) ValidatorDelegations(ctx context.Context, req *types.QueryValidatorDelegationsRequest) (*types.QueryValidatorDelegationsResponse, error)

ValidatorDelegations queries delegate info for given validator

func (Querier) ValidatorUnbondingDelegations 

func (k Querier) ValidatorUnbondingDelegations(ctx context.Context, req *types.QueryValidatorUnbondingDelegationsRequest) (*types.QueryValidatorUnbondingDelegationsResponse, error)

ValidatorUnbondingDelegations queries unbonding delegations of a validator

func (Querier) Validators 

func (k Querier) Validators(ctx context.Context, req *types.QueryValidatorsRequest) (*types.QueryValidatorsResponse, error)

Validators queries all validators that match the given status

Source Files

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