keeper

package
v0.0.0-...-3ea6778 Latest Latest
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 Go to latest Published: Mar 25, 2020 License: Apache-2.0 Imports: 19 Imported by: 0

Documentation

Index

Constants

View Source 
const (
	DefaultParamspace = types.ModuleName
)

Default parameter namespace

Variables

This section is empty.

Functions

func BeginBlocker 

func BeginBlocker(ctx sdk.Ctx, req abci.RequestBeginBlock, k Keeper)

1) allocate tokens to block producer 2) mint any custom awards for each validator 3) set new proposer 4) check block sigs and byzantine evidence to slash

func EndBlocker 

func EndBlocker(ctx sdk.Ctx, k Keeper) []abci.ValidatorUpdate

Called every block, update validator set

func ModuleAccountInvariants 

func ModuleAccountInvariants(k Keeper) sdk.Invariant

ModuleAccountInvariants checks that the staked ModuleAccounts pools reflects the tokens actively staked and not staked

func NewQuerier 

func NewQuerier(k Keeper) sdk.Querier

creates a querier for staking REST endpoints

func NonNegativePowerInvariant 

func NonNegativePowerInvariant(k Keeper) sdk.Invariant

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

func ParamKeyTable 

func ParamKeyTable() sdk.KeyTable

ParamTable for staking module

func RegisterInvariants 

func RegisterInvariants(ir sdk.InvariantRegistry, k Keeper)

RegisterInvariants registers all staking invariants

Types

type Keeper 

type Keeper struct {
	Paramstore sdk.Subspace
	// contains filtered or unexported fields
}

keeper of the staking store

func NewKeeper 

func NewKeeper(cdc *codec.Codec, key sdk.StoreKey, coinKeeper bank.Keeper, supplyKeeper types.SupplyKeeper,
	paramstore sdk.Subspace, codespace sdk.CodespaceType) Keeper

NewKeeper creates a new staking Keeper instance

func (Keeper) AddPubKeyRelation 

func (k Keeper) AddPubKeyRelation(ctx sdk.Ctx, pubkey posCrypto.PublicKey)

func (Keeper) AfterValidatorBeginUnstaking 

func (k Keeper) AfterValidatorBeginUnstaking(ctx sdk.Ctx, valAddr sdk.Address)

func (Keeper) AfterValidatorRegistered 

func (k Keeper) AfterValidatorRegistered(ctx sdk.Ctx, valAddr sdk.Address)

func (Keeper) AfterValidatorRemoved 

func (k Keeper) AfterValidatorRemoved(ctx sdk.Ctx, valAddr sdk.Address)

func (Keeper) AfterValidatorSlashed 

func (k Keeper) AfterValidatorSlashed(ctx sdk.Ctx, valAddr sdk.Address, fraction sdk.Dec)

func (Keeper) AfterValidatorStaked 

func (k Keeper) AfterValidatorStaked(ctx sdk.Ctx, valAddr sdk.Address)

func (Keeper) AfterValidatorUnstaked 

func (k Keeper) AfterValidatorUnstaked(ctx sdk.Ctx, valAddr sdk.Address)

func (Keeper) AllValidators 

func (k Keeper) AllValidators(ctx sdk.Ctx) (validators []exported.ValidatorI)

func (Keeper) AwardCoinsTo 

func (k Keeper) AwardCoinsTo(ctx sdk.Ctx, amount sdk.Int, address sdk.Address)

award coins to an address (will be called at the beginning of the next block)

func (Keeper) BeforeValidatorBeginUnstaking 

func (k Keeper) BeforeValidatorBeginUnstaking(ctx sdk.Ctx, valAddr sdk.Address)

func (Keeper) BeforeValidatorRegistered 

func (k Keeper) BeforeValidatorRegistered(ctx sdk.Ctx, valAddr sdk.Address)

func (Keeper) BeforeValidatorRemoved 

func (k Keeper) BeforeValidatorRemoved(ctx sdk.Ctx, valAddr sdk.Address)

func (Keeper) BeforeValidatorSlashed 

func (k Keeper) BeforeValidatorSlashed(ctx sdk.Ctx, valAddr sdk.Address, fraction sdk.Dec)

func (Keeper) BeforeValidatorStaked 

func (k Keeper) BeforeValidatorStaked(ctx sdk.Ctx, valAddr sdk.Address)

func (Keeper) BeforeValidatorUnstaked 

func (k Keeper) BeforeValidatorUnstaked(ctx sdk.Ctx, valAddr sdk.Address)

func (Keeper) BeginUnstakingValidator 

func (k Keeper) BeginUnstakingValidator(ctx sdk.Ctx, validator types.Validator) sdk.Error

store ops when validator begins to unstake -> starts the unstaking timer

func (Keeper) BurnValidator 

func (k Keeper) BurnValidator(ctx sdk.Ctx, address sdk.Address, severityPercentage sdk.Dec)

func (Keeper) Codespace 

func (k Keeper) Codespace() sdk.CodespaceType

return the codespace

func (Keeper) DeletePrevStateValPower 

func (k Keeper) DeletePrevStateValPower(ctx sdk.Ctx, addr sdk.Address)

Delete the power of a SINGLE staked validator from the previous state

func (Keeper) DowntimeJailDuration 

func (k Keeper) DowntimeJailDuration(ctx sdk.Ctx) (res time.Duration)

Downtime jail duration

func (Keeper) FinishUnstakingValidator 

func (k Keeper) FinishUnstakingValidator(ctx sdk.Ctx, validator types.Validator) sdk.Error

store ops to unstake a validator -> called after unstaking time is up

func (Keeper) ForceValidatorUnstake 

func (k Keeper) ForceValidatorUnstake(ctx sdk.Ctx, validator types.Validator) sdk.Error

force unstake (called when slashed below the minimum)

func (Keeper) GetAllValidators 

func (k Keeper) GetAllValidators(ctx sdk.Ctx) (validators []types.Validator)

get the set of all validators with no limits from the main store

func (Keeper) GetBalance 

func (k Keeper) GetBalance(ctx sdk.Ctx, addr sdk.Address) sdk.Int

func (Keeper) GetBlockHeight 

func (k Keeper) GetBlockHeight(ctx sdk.Ctx) int64

func (Keeper) GetBlockTime 

func (k Keeper) GetBlockTime(ctx sdk.Ctx) time.Time

func (Keeper) GetLatestBlockID 

func (k Keeper) GetLatestBlockID(ctx sdk.Ctx) abci.BlockID

func (Keeper) GetParams 

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

Get all parameteras as types.Params

func (Keeper) GetPreviousProposer 

func (k Keeper) GetPreviousProposer(ctx sdk.Ctx) (address sdk.Address)

get the proposer public key for this block

func (Keeper) GetStakedPool 

func (k Keeper) GetStakedPool(ctx sdk.Ctx) (stakedPool exported.ModuleAccountI)

GetStakedPool returns the staked tokens pool's module account

func (Keeper) GetStakedTokens 

func (k Keeper) GetStakedTokens(ctx sdk.Ctx) sdk.Int

GetStakedTokens total staking tokens supply which is staked

func (Keeper) GetUnstakedTokens 

func (k Keeper) GetUnstakedTokens(ctx sdk.Ctx) (unstakedTokens sdk.Int)

GetUnstakedTokens returns the amount of not staked tokens

func (Keeper) GetValidator 

func (k Keeper) GetValidator(ctx sdk.Ctx, addr sdk.Address) (validator types.Validator, found bool)

get a single validator from the main store

func (Keeper) GetValidatorSigningInfo 

func (k Keeper) GetValidatorSigningInfo(ctx sdk.Ctx, address sdk.Address) (info types.ValidatorSigningInfo, found bool)

stored by consensus address

func (Keeper) GetValidators 

func (k Keeper) GetValidators(ctx sdk.Ctx, maxRetrieve uint16) (validators []types.Validator)

return a given amount of all the validators

func (Keeper) IterateAndExecuteOverMissedArray 

func (k Keeper) IterateAndExecuteOverMissedArray(ctx sdk.Ctx,
	address sdk.Address, handler func(index int64, missed bool) (stop bool))

Stored by *validator* address (not operator address)

func (Keeper) IterateAndExecuteOverPrevStateVals 

func (k Keeper) IterateAndExecuteOverPrevStateVals(
	ctx sdk.Ctx, fn func(index int64, validator exported.ValidatorI) (stop bool))

iterate through the active validator set and perform the provided function

func (Keeper) IterateAndExecuteOverPrevStateValsByPower 

func (k Keeper) IterateAndExecuteOverPrevStateValsByPower(
	ctx sdk.Ctx, handler func(address sdk.Address, power int64) (stop bool))

Iterate over prevState validator powers and perform a function on each validator.

func (Keeper) IterateAndExecuteOverStakedVals 

func (k Keeper) IterateAndExecuteOverStakedVals(
	ctx sdk.Ctx, fn func(index int64, validator exported.ValidatorI) (stop bool))

iterate through the staked validator set and perform the provided function

func (Keeper) IterateAndExecuteOverValSigningInfo 

func (k Keeper) IterateAndExecuteOverValSigningInfo(ctx sdk.Ctx,
	handler func(address sdk.Address, info types.ValidatorSigningInfo) (stop bool))

func (Keeper) IterateAndExecuteOverVals 

func (k Keeper) IterateAndExecuteOverVals(
	ctx sdk.Ctx, fn func(index int64, validator exported.ValidatorI) (stop bool))

iterate through the validator set and perform the provided function

func (Keeper) JailValidator 

func (k Keeper) JailValidator(ctx sdk.Ctx, addr sdk.Address)

send a validator to jail

func (Keeper) Logger 

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

Logger returns a module-specific logger.

func (Keeper) MaxEvidenceAge 

func (k Keeper) MaxEvidenceAge(ctx sdk.Ctx) (res time.Duration)

MaxEvidenceAge - max age for evidence

func (Keeper) MaxValidators 

func (k Keeper) MaxValidators(ctx sdk.Ctx) (res uint64)

MaxValidators - Maximum number of validators

func (Keeper) MinSignedPerWindow 

func (k Keeper) MinSignedPerWindow(ctx sdk.Ctx) (res int64)

Downtime slashing threshold

func (Keeper) MinimumStake 

func (k Keeper) MinimumStake(ctx sdk.Ctx) (res int64)

func (Keeper) PrevStateValidatorPower 

func (k Keeper) PrevStateValidatorPower(ctx sdk.Ctx, addr sdk.Address) (power int64)

get the power of a SINGLE staked validator from the previous state

func (Keeper) PrevStateValidatorsPower 

func (k Keeper) PrevStateValidatorsPower(ctx sdk.Ctx) (power sdk.Int)

Load the prevState total validator power.

func (Keeper) ProposerRewardPercentage 

func (k Keeper) ProposerRewardPercentage(ctx sdk.Ctx) (res int8)

func (Keeper) RegisterValidator 

func (k Keeper) RegisterValidator(ctx sdk.Ctx, validator types.Validator)

register the validator in the necessary stores in the world state

func (Keeper) SendCoins 

func (k Keeper) SendCoins(ctx sdk.Ctx, fromAddress sdk.Address, toAddress sdk.Address, amount sdk.Int) sdk.Error

func (*Keeper) SetHooks 

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

Set the validator hooks

func (Keeper) SetMissedBlockArray 

func (k Keeper) SetMissedBlockArray(ctx sdk.Ctx, address sdk.Address, index int64, missed bool)

func (Keeper) SetParams 

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

set the params

func (Keeper) SetPrevStateValPower 

func (k Keeper) SetPrevStateValPower(ctx sdk.Ctx, addr sdk.Address, power int64)

set the power of a SINGLE staked validator from the previous state

func (Keeper) SetPrevStateValidatorsPower 

func (k Keeper) SetPrevStateValidatorsPower(ctx sdk.Ctx, power sdk.Int)

Set the prevState total validator power (used in moving the curr to prev)

func (Keeper) SetPreviousProposer 

func (k Keeper) SetPreviousProposer(ctx sdk.Ctx, address sdk.Address)

set the proposer public key for this block

func (Keeper) SetStakedValidator 

func (k Keeper) SetStakedValidator(ctx sdk.Ctx, validator types.Validator)

set staked validator

func (Keeper) SetUnstakingValidator 

func (k Keeper) SetUnstakingValidator(ctx sdk.Ctx, val types.Validator)

Insert a validator address to the appropriate position in the unstaking queue

func (Keeper) SetValidator 

func (k Keeper) SetValidator(ctx sdk.Ctx, validator types.Validator)

set a validator in the main store

func (Keeper) SetValidatorSigningInfo 

func (k Keeper) SetValidatorSigningInfo(ctx sdk.Ctx, address sdk.Address, info types.ValidatorSigningInfo)

func (Keeper) SignedBlocksWindow 

func (k Keeper) SignedBlocksWindow(ctx sdk.Ctx) (res int64)

SignedBlocksWindow - sliding window for downtime slashing

func (Keeper) SlashFractionDoubleSign 

func (k Keeper) SlashFractionDoubleSign(ctx sdk.Ctx) (res sdk.Dec)

SlashFractionDoubleSign

func (Keeper) SlashFractionDowntime 

func (k Keeper) SlashFractionDowntime(ctx sdk.Ctx) (res sdk.Dec)

SlashFractionDowntime

func (Keeper) StakeDenom 

func (k Keeper) StakeDenom(ctx sdk.Ctx) (res string)

StakeDenom - Stakeable coin denomination

func (Keeper) StakeValidator 

func (k Keeper) StakeValidator(ctx sdk.Ctx, validator types.Validator, amount sdk.Int)

store ops when a validator stakes

func (Keeper) StakedRatio 

func (k Keeper) StakedRatio(ctx sdk.Ctx) sdk.Dec

StakedRatio the fraction of the staking tokens which are currently staked

func (Keeper) TotalTokens 

func (k Keeper) TotalTokens(ctx sdk.Ctx) sdk.Int

TotalTokens staking tokens from the total supply

func (Keeper) UnStakingTime 

func (k Keeper) UnStakingTime(ctx sdk.Ctx) (res time.Duration)

UnstakingTime

func (Keeper) UnjailValidator 

func (k Keeper) UnjailValidator(ctx sdk.Ctx, addr sdk.Address)

remove a validator from jail

func (Keeper) UpdateTendermintValidators 

func (k Keeper) UpdateTendermintValidators(ctx sdk.Ctx) (updates []abci.ValidatorUpdate)

Apply and return accumulated updates to the staked validator set It gets called once after genesis, another time maybe after genesis transactions, then once at every EndBlock.

func (Keeper) ValidateValidatorBeginUnstaking 

func (k Keeper) ValidateValidatorBeginUnstaking(ctx sdk.Ctx, validator types.Validator) sdk.Error

func (Keeper) ValidateValidatorFinishUnstaking 

func (k Keeper) ValidateValidatorFinishUnstaking(ctx sdk.Ctx, validator types.Validator) sdk.Error

func (Keeper) ValidateValidatorStaking 

func (k Keeper) ValidateValidatorStaking(ctx sdk.Ctx, validator types.Validator, amount sdk.Int) sdk.Error

validate check called before staking

func (Keeper) Validator 

func (k Keeper) Validator(ctx sdk.Ctx, address sdk.Address) exported.ValidatorI

wrapper for GetValidator call

Source Files

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