blockchain

package
v1.0.0 Latest Latest
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This package is not in the latest version of its module.

 Go to latest Published: Dec 20, 2023 License: MIT Imports: 22 Imported by: 0

Documentation

Index

Constants

View Source 
const (
	BLOCKCHAIN_PORT_RANGE_START       = 5000
	BLOCKCHAIN_PORT_RANGE_END         = 5003
	NEIGHBOR_IP_RANGE_START           = 0
	NEIGHBOR_IP_RANGE_END             = 0
	BLOCKCHAIN_NEIGHBOR_SYNC_TIME_SEC = 5
)
View Source 
const (
	MINING_DIFFICULTY  = 2
	MINING_SENDER      = "METCHAIN_Blockchain"
	MINING_REWARD      = 0.3
	MINING_REWARD_MEGA = 3
	MINING_REWARD_MET  = 15
	MINING_TIMER_SEC   = 10
	STAKING_SENDER     = "Coinbase"
)

Variables

View Source 
var MBlockkey = database.MakeBucket([]byte("block"))
View Source 
var Utxokey = database.MakeBucket([]byte("utxo_tx"))

Functions

func AddBig 

func AddBig(x float32, y float64) *big.Float

func CheckNFT 

func CheckNFT(nv []int, nft string) bool

func CreateMiniBlock 

func CreateMiniBlock(b *pb.RpcBlock, db database.Database, bc *Blockchain) ([32]byte, error, float64)

func GetBlockDB 

func GetBlockDB(height int) ([]byte, []byte)

func Hash 

func Hash(previousHash []byte, timestamp int64, nonce uint64) [32]byte

func LastWallet 

func LastWallet(db database.Database) ([]byte, []byte)

func MatchBlockHeight 

func MatchBlockHeight(i uint64, j uint64) error

func MatchDomainToP2PBytes 

func MatchDomainToP2PBytes(ov []byte, nv []byte) error

func StakedInfo 

func StakedInfo(txhash [32]byte, b *MiniBlock, z *NFTStaking) *pb.StakeNFT

func StringTo32Byte 

func StringTo32Byte(e string) [32]byte

func SubBig 

func SubBig(x float32, y float64) *big.Float

func UpdateWalletList 

func UpdateWalletList(b *MiniBlock, db database.Database, wallets map[string]*pb.UTXOWalletBalanceRespose) map[string]*pb.UTXOWalletBalanceRespose

func VerifyAddressPrefix 

func VerifyAddressPrefix(str string) string

Types

type AmountRespose 

type AmountRespose struct {
	Amount float32 `json:"amount"`
}

func (*AmountRespose) MarshalJSON 

func (ar *AmountRespose) MarshalJSON() ([]byte, error)

type Blockchain 

type Blockchain struct {
	Txpool []*Transaction

	Unstake []*int64
	//Add on 10/4/2023 Update for recording the wallets created. Not to be changed
	Wallets        []*WalletCreated
	MiniBlock      []string
	MetBlock       []string
	MegaBlock      []string
	MiniBlockCount int
	MetBlockCount  int
	MegaBlockCount int

	NFTPool  []*NFTStaking
	NFTStake []*pb.StakeNFT
	//added for localnodes
	Port uint16
	//added for mining
	Mux sync.Mutex

	MuxNeighbors sync.Mutex

	LastRPCBlock *LastRPCBlock
	*domain.Metchain
}

func Start 

func Start(db database.Database) *Blockchain

func (*Blockchain) AddWallet 

func (bc *Blockchain) AddWallet(wallet string) bool

func (*Blockchain) CheckNFTRewards 

func (bc *Blockchain) CheckNFTRewards() []*Transaction

func (*Blockchain) ClearStake 

func (bc *Blockchain) ClearStake(ls []*int64)

func (*Blockchain) ClearTransactionPool 

func (bc *Blockchain) ClearTransactionPool()

func (*Blockchain) ConverOldNFTToNew 

func (bc *Blockchain) ConverOldNFTToNew(m []byte, nft *pb.StakeNFT) (*pb.StakeNFT, error)

func (*Blockchain) ConvertBlockToDomainBlock 

func (mbc *Blockchain) ConvertBlockToDomainBlock() *pb.BlockInfo

func (*Blockchain) ConvertBlockToDomainGroupBlock 

func (bc *Blockchain) ConvertBlockToDomainGroupBlock(b *pb.BlockInfo) []*pb.BlockInfo

func (*Blockchain) ConvertGroupToSecureDomainInfo 

func (bc *Blockchain) ConvertGroupToSecureDomainInfo(bks []*pb.BlockInfo) *pb.P2PBlockWithTrustedDataResponseMessage

func (*Blockchain) GetNFT 

func (bc *Blockchain) GetNFT() *Nft

func (*Blockchain) GetStakedNFT 

func (bc *Blockchain) GetStakedNFT() []*pb.StakeNFT

func (*Blockchain) LastMiniBlockRPC 

func (bc *Blockchain) LastMiniBlockRPC() error

func (*Blockchain) MatchDomainBlockToP2PBlock 

func (bc *Blockchain) MatchDomainBlockToP2PBlock(bk *pb.P2PBlockWithTrustedDataRequestMessage, domainIP net.Addr) error

func (*Blockchain) P2PBlockUngroup 

func (bc *Blockchain) P2PBlockUngroup(bk *pb.P2PBlockWithTrustedDataRequestMessage) *pb.BlockInfo

func (*Blockchain) ProofOfWork 

func (bc *Blockchain) ProofOfWork() uint64

func (*Blockchain) StakeNFTMet 

func (bc *Blockchain) StakeNFTMet(sender string, seed string, value string, nft string, stakeunlock string) bool

func (*Blockchain) StakedNFT 

func (bc *Blockchain) StakedNFT(b *MiniBlock, pool []*NFTStaking) []*Transaction

func (*Blockchain) TransactionPool 

func (bc *Blockchain) TransactionPool() []*Transaction

func (*Blockchain) ValidChain 

func (bc *Blockchain) ValidChain(chain []*MiniBlock) bool

func (*Blockchain) ValidProof 

func (bc *Blockchain) ValidProof(nonce uint64, previousHash [32]byte, transactions []*Transaction, difficulty int, megablock [32]byte, metblock [32]byte) bool

func (*Blockchain) VerifyNFT 

func (bc *Blockchain) VerifyNFT(wx string) []byte

func (*Blockchain) VerifyTransactionSignature 

func (bc *Blockchain) VerifyTransactionSignature(senderPublickey *ecdsa.PublicKey, s *utils.Signature, tx *Transaction) error

for verification if the transaction is legit

func (*Blockchain) WalletToDB 

func (bc *Blockchain) WalletToDB(db database.Database, nb *MiniBlock) error

type DomainBlock 

type DomainBlock struct {
	Height         uint64
	Timestamp      int64
	Nonce          uint64
	PreviousHash   [32]byte //As per the Hash size
	Megablock      [32]byte
	Metblock       [32]byte
	Transactions   []*Transaction
	CurrentHash    [32]byte
	UtxoCommitment string
	Bits           uint64
}

type GenesisConsensus 

type GenesisConsensus struct {
	Timestamp    int64
	Nonce        int
	PreviousHash [32]byte //As per the Hash size
	Merkleroot   []byte
	Height       int64
	Transaction  *mconfig.Txtransaction
}

func GenesisGenrate 

func GenesisGenrate() *GenesisConsensus

func (*GenesisConsensus) GensisCompile 

func (gc *GenesisConsensus) GensisCompile() []byte

func (*GenesisConsensus) MarshalJSON 

func (gc *GenesisConsensus) MarshalJSON() ([]byte, error)

func (*GenesisConsensus) VerifyGenesis 

func (gc *GenesisConsensus) VerifyGenesis() (string, bool)

func (*GenesisConsensus) VerifyMerkleRoot 

func (gc *GenesisConsensus) VerifyMerkleRoot()

func (*GenesisConsensus) VerifyMessage 

func (gc *GenesisConsensus) VerifyMessage()

func (*GenesisConsensus) VerifyNonce 

func (gc *GenesisConsensus) VerifyNonce()

func (*GenesisConsensus) VerifyPreviousHash 

func (gc *GenesisConsensus) VerifyPreviousHash()

func (*GenesisConsensus) VerifyTimestamp 

func (gc *GenesisConsensus) VerifyTimestamp()

func (*GenesisConsensus) VerifyTransaction 

func (gc *GenesisConsensus) VerifyTransaction()

type JsonMiniBlock 

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

type LastRPCBlock 

type LastRPCBlock struct {
	Height       uint64
	Timestamp    int64
	Nonce        uint64
	PreviousHash [32]byte //As per the Hash size
	Megablock    [32]byte
	Metblock     [32]byte
	Transactions []*Transaction
	CurrentHash  [32]byte
	Bits         uint64
}

func (*LastRPCBlock) BlockToRPCLastBlock 

func (lb *LastRPCBlock) BlockToRPCLastBlock(nb *MiniBlock) *LastRPCBlock

type MBlock 

type MBlock struct {
	Height       uint64
	Timestamp    int64
	Nonce        uint64
	PreviousHash [32]byte //As per the Hash size
	Megablock    [32]byte
	Metblock     [32]byte
	Transactions []*Transaction
	CurrentHash  [32]byte
	Bits         uint64
}

func (*MBlock) DomainblockToRPCBlock 

func (B *MBlock) DomainblockToRPCBlock(val []byte) error

func (*MBlock) UnmarshalJSON 

func (b *MBlock) UnmarshalJSON(data []byte) error

type MiniBlock 

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

func (*MiniBlock) BlockToDB 

func (b *MiniBlock) BlockToDB(db database.Database) error

func (*MiniBlock) Hash 

func (b *MiniBlock) Hash() [32]byte

func (*MiniBlock) MarshalJSON 

func (b *MiniBlock) MarshalJSON() ([]byte, error)

func (*MiniBlock) Nonce 

func (b *MiniBlock) Nonce() uint64

func (*MiniBlock) PreviousHash 

func (b *MiniBlock) PreviousHash() [32]byte

func (*MiniBlock) Transactions 

func (b *MiniBlock) Transactions() []*Transaction

func (*MiniBlock) UnmarshalJSON 

func (b *MiniBlock) UnmarshalJSON(data []byte) error

type NFTStaking 

type NFTStaking struct {
	NFT           int
	MetCoin       float64
	WalletAddress string
	LockTime      int64
	UnLockTime    int64
	Status        bool
	LockingTXHash []byte
}

type Nft 

type Nft struct {
	Superrare  []int
	Rare       []int
	LessCommon []int
	Common     []int
}

type TransactionRequest 

type TransactionRequest struct {
	SenderBlockchainAddress    *string  `json:"senderBlockchainAddress"`
	RecipientBlockchainAddress *string  `json:"recipientBlockchainAddress"`
	SenderPublicKey            *string  `json:"senderPublicKey"`
	Value                      *float32 `json:"value"`
	Signature                  *string  `json:"signature"`
}

type TxVerify 

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

func (*TxVerify) VerifySignature 

func (Tx *TxVerify) VerifySignature() error

type Txtransaction 

type Txtransaction struct {
	Txhex      []byte
	Txcoinbase []byte
}

func (*Txtransaction) MarshalJSON 

func (tx *Txtransaction) MarshalJSON() ([]byte, error)

type WalletCreated 

type WalletCreated struct {
	WalletAddress string
	BlockHash     string
	LockHash      string
}

func (*WalletCreated) MarshalJSON 

func (wc *WalletCreated) MarshalJSON() ([]byte, error)

Source Files

View all Source files

Directories

Path Synopsis
blockheader
consensushashing
consensusreference
database
database/serialization
internal/blockbuilder
ruleerrors
stagingarea
datastructure
internalapi
internalapi/constants
miningmanager
miningmanager/miningmodel
controller

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