blockchain

package
v0.0.0-...-19c2005 Latest Latest
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This package is not in the latest version of its module.

 Go to latest Published: Apr 3, 2022 License: GPL-3.0 Imports: 30 Imported by: 0

Documentation

Index

Constants

View Source 
const CUSTOM_NET = byte(0x0f0)
View Source 
const LIVE_NETWORK = byte(0x0af)
View Source 
const STAKE_COST_PER_BLOCK = 10
View Source 
const TEST_NETWORK = byte(0x0ba)

Variables

View Source 
var GenesisID = hex.EncodeToString(hash.NewBlake3Hash([]byte("genesis_kp")))

Functions

func CheckIfGenesisFileExists 

func CheckIfGenesisFileExists(networkID byte) bool

func NewBlockHash 

func NewBlockHash(nb *pb.Block) string

func NewBlockchain 

func NewBlockchain(networkId byte) *pb.Blockchain

func NewCustomGenesisBlock 

func NewCustomGenesisBlock(b *pb.Blockchain)

func NewGenesisAccount 

func NewGenesisAccount() *account.Account

func NewTestNetGenesisBlock 

func NewTestNetGenesisBlock(b *pb.Blockchain)

func VerifyHash 

func VerifyHash(currentHash string, prevHash string, ts string, valaddr string) error

func WriteGenesisBlock 

func WriteGenesisBlock(networkID byte, genesis *GenesisBlock) error

Types

type BlockFactory 

type BlockFactory interface {
	CreateEmpty() interface{}
	CreateGenesis() *GenesisBlock
	Set(key string, value interface{})
	Validate() bool
	Build() *pb.Block
}

func GetBlockFactory 

func GetBlockFactory(bf BlockFactory) BlockFactory

type BlockHandler 

type BlockHandler interface {
	Modify(*BlockV1, *VBlock)
	Parse(*BlockV1, *VBlock)
	Verify(*BlockV1, *VBlock)
	Apply(original *BlockV1, blockEdits *BlockV1)
}

type BlockHandlerFunc 

type BlockHandlerFunc func(*BlockV1, *VBlock)

func (BlockHandlerFunc) Apply 

func (b BlockHandlerFunc) Apply(original *BlockV1, blockEdits *BlockV1)

func (BlockHandlerFunc) Modify 

func (b BlockHandlerFunc) Modify(original *BlockV1, proxy *VBlock)

func (BlockHandlerFunc) Parse 

func (b BlockHandlerFunc) Parse(original *BlockV1, proxy *VBlock)

func (BlockHandlerFunc) Verify 

func (b BlockHandlerFunc) Verify(original *BlockV1, proxy *VBlock)

type BlockProxy 

type BlockProxy interface {
	Initialize(chainID string, callerAccount account.Account) error
	IsAllowed(aclType int, callerAccount account.Account) bool
	CreateBlankBLock() *pb.Block
	CopyBlock(b *pb.Block) *pb.Block
	FinalizeBlock(b *pb.Block) error
	GetRawBlock(height uint32) (*pb.Block, error)
	AddBlockToValidationQueue(b *pb.Block)
	ValidateAndSign(b *pb.Block) error
}

BlockProxy protects the existing block by filtering requests and avoiding unwanted tempering

type BlockProxyQueries 

type BlockProxyQueries uint32
const (
	BPQ BlockProxyQueries = iota
	INIT
	CREATEBLANK
	COPY
	FINALIZE
	GETRAW
	ADDTOVALQUEUE
	VALANDSIGN
)

type BlockV1 

type BlockV1 pb.Block

type BlockValidation 

type BlockValidation struct {
	Invalid map[string]error
	Valid   map[string]bool
}

type Blockchain 

type Blockchain struct {
	SemVer       version.SemVer
	GenesisBlock []byte

	ChainStates map[string]*fsm.FSM
	BlockVals   *BlockValidation
	*pb.Blockchain
	Bootnodes []interface{}
	// contains filtered or unexported fields
}

func (*Blockchain) CreateOrLoadGenesis 

func (b *Blockchain) CreateOrLoadGenesis()

func (*Blockchain) GenerateID 

func (b *Blockchain) GenerateID()

func (*Blockchain) GenerateNewBlock 

func (b *Blockchain) GenerateNewBlock(validator *pb.Validator) ([]*pb.Block, *pb.Block, error)

func (*Blockchain) InitializeStateMachines 

func (b *Blockchain) InitializeStateMachines(machineNames []string, events map[string][]fsm.EventDesc,
	cbs map[string]map[string]fsm.Callback)

func (*Blockchain) SetVersion 

func (b *Blockchain) SetVersion()

func (*Blockchain) TriggerStateEvent 

func (b *Blockchain) TriggerStateEvent(stateType string, evt string, args ...any) error

func (*Blockchain) ValidateBlock 

func (b *Blockchain) ValidateBlock(nb *pb.Block) bool

func (*Blockchain) ValidateBlockCandidate 

func (b *Blockchain) ValidateBlockCandidate(newBlock *pb.Block) error

func (*Blockchain) ValidateBlockchain 

func (b *Blockchain) ValidateBlockchain() error

type ConsensusConfig 

type ConsensusConfig struct {
	MinValidators int
	MaxValidators int
	MinStake      *big.Int
	MinRounds     int
	MaxRounds     int
	Quorum        int
	Reward        *big.Int
}

type GKey 

type GKey string

type GenKeys 

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

type GenesisBlock 

type GenesisBlock struct {
	NetworkID         byte
	Account           *account.Account `json:"-"`
	Address           string
	CreationDate      int64
	Epoch             uint32
	GenesisValidators []*pb.Validator
	Block             *pb.Block
	// contains filtered or unexported fields
}

func NewLiveGenesisBlock 

func NewLiveGenesisBlock() *GenesisBlock

func (*GenesisBlock) Coinbase 

func (g *GenesisBlock) Coinbase() string

func (*GenesisBlock) Config 

func (g *GenesisBlock) Config() *any

func (*GenesisBlock) DNAProof 

func (g *GenesisBlock) DNAProof() string

func (*GenesisBlock) Hash 

func (g *GenesisBlock) Hash() any

func (*GenesisBlock) Hex 

func (g *GenesisBlock) Hex() string

func (*GenesisBlock) Metadata 

func (g *GenesisBlock) Metadata() map[string]any

func (*GenesisBlock) NewKyberKeys 

func (g *GenesisBlock) NewKyberKeys() (p2p.P2PPrivateKey, p2p.P2PPublicKey)

func (*GenesisBlock) Nonce 

func (g *GenesisBlock) Nonce() [8]byte

func (*GenesisBlock) Pb 

func (g *GenesisBlock) Pb() *pb.Block

func (*GenesisBlock) Raw 

func (g *GenesisBlock) Raw() []byte

func (*GenesisBlock) SaveContext 

func (g *GenesisBlock) SaveContext() error

func (*GenesisBlock) Sign 

func (g *GenesisBlock) Sign(msg string) []byte

func (*GenesisBlock) String 

func (g *GenesisBlock) String() string

func (*GenesisBlock) Timestamp 

func (g *GenesisBlock) Timestamp() timestamppb.Timestamp

type GenesisContext 

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

type GuardFunc 

type GuardFunc = func(caller account.Account, query BlockProxyQueries) error

type Proxy 

type Proxy struct {
	BlockProxy
	// contains filtered or unexported fields
}

func (*Proxy) Initialize 

func (bp *Proxy) Initialize(chainID string, callerAccount account.Account) error

type ProxyContextKey 

type ProxyContextKey string

type QuantosConsensus 

type QuantosConsensus struct {
	Round         int
	Validators    []*pb.Validator
	NumValidators int
	TotalStakes   *big.Int
	Config        *ConsensusConfig
}

func (*QuantosConsensus) AddValidator 

func (c *QuantosConsensus) AddValidator(v *pb.Validator)

func (*QuantosConsensus) GetNumValidators 

func (c *QuantosConsensus) GetNumValidators() int

func (*QuantosConsensus) GetTotalStakes 

func (c *QuantosConsensus) GetTotalStakes() *big.Int

func (*QuantosConsensus) NewRound 

func (c *QuantosConsensus) NewRound() (*Round, error)

func (*QuantosConsensus) SetConfig 

func (c *QuantosConsensus) SetConfig()

func (*QuantosConsensus) Start 

func (c *QuantosConsensus) Start(r *Round) (*pb.Validator, error)

type Round 

type Round struct {
	ID         int
	Validators []*pb.Validator

	WinnerPool []*pb.Validator
	// contains filtered or unexported fields
}

type RunFunc 

type RunFunc = func(g GuardFunc, query BlockProxyQueries, data ...any) (any, error)

type VBlock 

type VBlock pb.Block

Source Files

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