candidates

package
v1.2.1 Latest Latest
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 Go to latest Published: Dec 22, 2020 License: MIT Imports: 14 Imported by: 1

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Index

Constants

View Source 
const (
	CandidateStatusOffline = 0x01
	CandidateStatusOnline  = 0x02

	UnbondPeriod              = 518400
	MaxDelegatorsPerCandidate = 1000
)

Common constants

Variables

This section is empty.

Functions

This section is empty.

Types

type Bus 

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

func NewBus 

func NewBus(candidates *Candidates) *Bus

func (*Bus) GetCandidate 

func (b *Bus) GetCandidate(pubkey types.Pubkey) *bus.Candidate

GetCandidate returns candidate by a public key

func (*Bus) GetCandidateByTendermintAddress 

func (b *Bus) GetCandidateByTendermintAddress(tmAddress types.TmAddress) *bus.Candidate

GetCandidateByTendermintAddress finds and returns candidate with given tendermint-address

func (*Bus) GetStakes 

func (b *Bus) GetStakes(pubkey types.Pubkey) []bus.Stake

GetStakes returns list of stakes of candidate with given public key

func (*Bus) Punish 

func (b *Bus) Punish(height uint64, address types.TmAddress) *big.Int

Punish punished a candidate with given tendermint-address

func (*Bus) SetOffline 

func (b *Bus) SetOffline(pubkey types.Pubkey)

SetOffline sets candidate status to CandidateStatusOffline

type Candidate 

type Candidate struct {
	PubKey         types.Pubkey
	RewardAddress  types.Address
	OwnerAddress   types.Address
	ControlAddress types.Address
	Commission     uint32
	Status         byte
	ID             uint32
	// contains filtered or unexported fields
}

Candidate represents candidate object which is stored on disk

func (*Candidate) GetTmAddress 

func (candidate *Candidate) GetTmAddress() types.TmAddress

GetTmAddress returns tendermint-address of a candidate

func (*Candidate) GetTotalBipStake 

func (candidate *Candidate) GetTotalBipStake() *big.Int

GetTotalBipStake returns total stake value of a candidate

type Candidates 

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

Candidates struct is a store of Candidates state

func NewCandidates 

func NewCandidates(bus *bus.Bus, iavl tree.MTree) (*Candidates, error)

NewCandidates returns newly created Candidates state with a given bus and iavl

func (*Candidates) AddToBlockPubKey added in v1.2.0 

func (c *Candidates) AddToBlockPubKey(p types.Pubkey)

AddToBlockPubKey blacklists given publickey

func (*Candidates) ChangePubKey added in v1.2.0 

func (c *Candidates) ChangePubKey(old types.Pubkey, new types.Pubkey)

ChangePubKey change public key of a candidate from old to new

func (*Candidates) Commit 

func (c *Candidates) Commit() error

Commit writes changes to iavl, may return an error

func (*Candidates) Count 

func (c *Candidates) Count() int

Count returns current amount of candidates

func (*Candidates) Create 

func (c *Candidates) Create(ownerAddress, rewardAddress, controlAddress types.Address, pubkey types.Pubkey, commission uint32)

Create creates a new candidate with given params and adds it to state

func (*Candidates) CreateWithID added in v1.2.0 

func (c *Candidates) CreateWithID(ownerAddress, rewardAddress, controlAddress types.Address, pubkey types.Pubkey, commission uint32, id uint32)

CreateWithID creates a new candidate with given params and adds it to state CreateWithID uses given ID to be associated with public key of a candidate

func (*Candidates) Delegate 

func (c *Candidates) Delegate(address types.Address, pubkey types.Pubkey, coin types.CoinID, value *big.Int, bipValue *big.Int)

Delegate adds a stake to a candidate

func (*Candidates) Edit 

func (c *Candidates) Edit(pubkey types.Pubkey, rewardAddress types.Address, ownerAddress types.Address, controlAddress types.Address)

Edit edits a candidate

func (*Candidates) Exists 

func (c *Candidates) Exists(pubkey types.Pubkey) bool

Exists returns wherever a candidate with given public key exists

func (*Candidates) Export 

func (c *Candidates) Export(state *types.AppState)

Export exports all data to the given state

func (*Candidates) GetCandidate 

func (c *Candidates) GetCandidate(pubkey types.Pubkey) *Candidate

GetCandidate returns candidate by a public key

func (*Candidates) GetCandidateByTendermintAddress 

func (c *Candidates) GetCandidateByTendermintAddress(address types.TmAddress) *Candidate

GetCandidateByTendermintAddress finds and returns candidate with given tendermint-address

func (*Candidates) GetCandidateControl added in v1.2.0 

func (c *Candidates) GetCandidateControl(pubkey types.Pubkey) types.Address

GetCandidateControl returns candidate's control address

func (*Candidates) GetCandidateOwner 

func (c *Candidates) GetCandidateOwner(pubkey types.Pubkey) types.Address

GetCandidateOwner returns candidate's owner address

func (*Candidates) GetCandidates 

func (c *Candidates) GetCandidates() []*Candidate

GetCandidates returns a list of all candidates

func (*Candidates) GetNewCandidates 

func (c *Candidates) GetNewCandidates(valCount int) []Candidate

GetNewCandidates returns list of candidates that can be the new validators Skips offline candidates and candidates with stake less than minValidatorBipStake Result is sorted by candidates stakes and limited to valCount

func (*Candidates) GetStakeOfAddress 

func (c *Candidates) GetStakeOfAddress(pubkey types.Pubkey, address types.Address, coin types.CoinID) *stake

GetStakeOfAddress returns stake of address in given candidate and in given coin

func (*Candidates) GetStakeValueOfAddress 

func (c *Candidates) GetStakeValueOfAddress(pubkey types.Pubkey, address types.Address, coin types.CoinID) *big.Int

GetStakeValueOfAddress returns stake VALUE of address in given candidate and in given coin

func (*Candidates) GetStakes 

func (c *Candidates) GetStakes(pubkey types.Pubkey) []*stake

GetStakes returns list of stakes of candidate with given public key

func (*Candidates) GetTotalStake 

func (c *Candidates) GetTotalStake(pubkey types.Pubkey) *big.Int

GetTotalStake calculates and returns total stake of a candidate

func (*Candidates) ID added in v1.2.0 

func (c *Candidates) ID(pubKey types.Pubkey) uint32

ID returns an id of candidate by it's public key

func (*Candidates) IsBlockedPubKey added in v1.2.0 

func (c *Candidates) IsBlockedPubKey(pubkey types.Pubkey) bool

IsBlockedPubKey returns if given public key is blacklisted

func (*Candidates) IsChangedPublicKeys added in v1.2.0 

func (c *Candidates) IsChangedPublicKeys() bool

func (*Candidates) IsDelegatorStakeSufficient 

func (c *Candidates) IsDelegatorStakeSufficient(address types.Address, pubkey types.Pubkey, coin types.CoinID, amount *big.Int) bool

IsDelegatorStakeSufficient determines if given stake is sufficient to add it to a candidate

func (*Candidates) IsNewCandidateStakeSufficient 

func (c *Candidates) IsNewCandidateStakeSufficient(coin types.CoinID, stake *big.Int, limit int) bool

IsNewCandidateStakeSufficient determines if given stake is sufficient to create new candidate

func (*Candidates) LoadCandidates 

func (c *Candidates) LoadCandidates()

LoadCandidates loads only list of candidates (for read)

func (*Candidates) LoadCandidatesDeliver added in v1.2.0 

func (c *Candidates) LoadCandidatesDeliver()

LoadCandidatesDeliver loads full info about candidates (for edit)

func (*Candidates) LoadStakes 

func (c *Candidates) LoadStakes()

LoadStakes loads all stakes of candidates

func (*Candidates) LoadStakesOfCandidate added in v1.1.4 

func (c *Candidates) LoadStakesOfCandidate(pubkey types.Pubkey)

LoadStakesOfCandidate loads stakes of given candidate from disk

func (*Candidates) PubKey added in v1.2.0 

func (c *Candidates) PubKey(id uint32) types.Pubkey

PubKey returns a public key of candidate by it's ID

func (*Candidates) Punish 

func (c *Candidates) Punish(height uint64, address types.TmAddress) *big.Int

Punish punished a candidate with given tendermint-address 1. Subs 1% from each stake 2. Calculate and return new total stake

func (*Candidates) PunishByzantineCandidate 

func (c *Candidates) PunishByzantineCandidate(height uint64, tmAddress types.TmAddress)

PunishByzantineCandidate finds candidate with given tmAddress and punishes it: 1. Subs 5% of each stake of a candidate 2. Unbond each stake of a candidate

func (*Candidates) RecalculateStakes 

func (c *Candidates) RecalculateStakes(height uint64)

RecalculateStakes recalculate stakes of all candidates: 1. Updates bip-values of each stake 2. Applies updates

func (*Candidates) ResetIsChangedPublicKeys added in v1.2.0 

func (c *Candidates) ResetIsChangedPublicKeys()

func (*Candidates) SetOffline 

func (c *Candidates) SetOffline(pubkey types.Pubkey)

SetOffline sets candidate status to CandidateStatusOffline

func (*Candidates) SetOnline 

func (c *Candidates) SetOnline(pubkey types.Pubkey)

SetOnline sets candidate status to CandidateStatusOnline

func (*Candidates) SetStakes 

func (c *Candidates) SetStakes(pubkey types.Pubkey, stakes []types.Stake, updates []types.Stake)

SetStakes Sets stakes and updates of a candidate. Used in Import.

func (*Candidates) SetTotalStake 

func (c *Candidates) SetTotalStake(pubkey types.Pubkey, stake *big.Int)

SetTotalStake sets candidate's total bip stake. Used in Import.

func (*Candidates) SubStake 

func (c *Candidates) SubStake(address types.Address, pubkey types.Pubkey, coin types.CoinID, value *big.Int)

SubStake subs given value from delegator's stake

type RCandidates added in v1.2.0 

type RCandidates interface {
	Export(state *types.AppState)
	Exists(pubkey types.Pubkey) bool
	IsBlockedPubKey(pubkey types.Pubkey) bool
	PubKey(id uint32) types.Pubkey
	Count() int
	IsNewCandidateStakeSufficient(coin types.CoinID, stake *big.Int, limit int) bool
	IsDelegatorStakeSufficient(address types.Address, pubkey types.Pubkey, coin types.CoinID, amount *big.Int) bool
	GetStakeValueOfAddress(pubkey types.Pubkey, address types.Address, coin types.CoinID) *big.Int
	GetCandidateOwner(pubkey types.Pubkey) types.Address
	GetCandidateControl(pubkey types.Pubkey) types.Address
	GetTotalStake(pubkey types.Pubkey) *big.Int
	LoadCandidates()
	LoadStakesOfCandidate(pubkey types.Pubkey)
	GetCandidate(pubkey types.Pubkey) *Candidate
	LoadStakes()
	GetCandidates() []*Candidate
	GetStakes(pubkey types.Pubkey) []*stake
}

RCandidates interface represents Candidates state

Source Files

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