aeternity

package
v1.0.2 Latest Latest
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 Go to latest Published: Mar 26, 2019 License: ISC Imports: 26 Imported by: 9

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Index

Constants

View Source 
const (
	Base58c = ObjectEncoding("b58c")
	Base64c = ObjectEncoding("b64c")
)

Encoding strategies

View Source 
const (
	// Prefix separator
	PrefixSeparator = "_"

	// Base58 prefixes
	PrefixAccountPubkey         = HashPrefix("ak_")
	PrefixBlockProofOfFraudHash = HashPrefix("bf_")
	PrefixBlockStateHash        = HashPrefix("bs_")
	PrefixBlockTransactionHash  = HashPrefix("bx_")
	PrefixChannel               = HashPrefix("ch_")
	PrefixCommitment            = HashPrefix("cm_")
	PrefixContractPubkey        = HashPrefix("ct_")
	PrefixKeyBlockHash          = HashPrefix("kh_")
	PrefixMicroBlockHash        = HashPrefix("mh_")
	PrefixName                  = HashPrefix("nm_")
	PrefixOraclePubkey          = HashPrefix("ok_")
	PrefixOracleQueryID         = HashPrefix("oq_")
	PrefixPeerPubkey            = HashPrefix("pp_")
	PrefixSignature             = HashPrefix("sg_")
	PrefixTransactionHash       = HashPrefix("th_")

	// Base 64 encoded transactions
	PrefixContractByteArray = HashPrefix("cb_")
	PrefixOracleResponse    = HashPrefix("or_")
	PrefixOracleQuery       = HashPrefix("ov_")
	PrefixProofOfInclusion  = HashPrefix("pi_")
	PrefixStateTrees        = HashPrefix("ss_")
	PrefixState             = HashPrefix("st_")
	PrefixTransaction       = HashPrefix("tx_")
)

Prefixes

View Source 
const (
	IDTagAccount    uint8 = 1
	IDTagName       uint8 = 2
	IDTagCommitment uint8 = 3
	IDTagOracle     uint8 = 4
	IDTagContract   uint8 = 5
	IDTagChannel    uint8 = 6
)

Tag constant for ids (type uint8) see https://github.com/aeternity/protocol/blob/master/serializations.md#the-id-type <<Tag:1/unsigned-integer-unit:8, Hash:32/binary-unit:8>>

View Source 
const (
	ObjectTagAccount                             uint = 10
	ObjectTagSignedTransaction                   uint = 11
	ObjectTagSpendTransaction                    uint = 12
	ObjectTagOracle                              uint = 20
	ObjectTagOracleQuery                         uint = 21
	ObjectTagOracleRegisterTransaction           uint = 22
	ObjectTagOracleQueryTransaction              uint = 23
	ObjectTagOracleResponseTransaction           uint = 24
	ObjectTagOracleExtendTransaction             uint = 25
	ObjectTagNameServiceName                     uint = 30
	ObjectTagNameServiceCommitment               uint = 31
	ObjectTagNameServiceClaimTransaction         uint = 32
	ObjectTagNameServicePreclaimTransaction      uint = 33
	ObjectTagNameServiceUpdateTransaction        uint = 34
	ObjectTagNameServiceRevokeTransaction        uint = 35
	ObjectTagNameServiceTransferTransaction      uint = 36
	ObjectTagContract                            uint = 40
	ObjectTagContractCall                        uint = 41
	ObjectTagContractCreateTransaction           uint = 42
	ObjectTagContractCallTransaction             uint = 43
	ObjectTagChannelCreateTransaction            uint = 50
	ObjectTagChannelDepositTransaction           uint = 51
	ObjectTagChannelWithdrawTransaction          uint = 52
	ObjectTagChannelForceProgressTransaction     uint = 521
	ObjectTagChannelCloseMutualTransaction       uint = 53
	ObjectTagChannelCloseSoloTransaction         uint = 54
	ObjectTagChannelSlashTransaction             uint = 55
	ObjectTagChannelSettleTransaction            uint = 56
	ObjectTagChannelOffChainTransaction          uint = 57
	ObjectTagChannelOffChainUpdateTransfer       uint = 570
	ObjectTagChannelOffChainUpdateDeposit        uint = 571
	ObjectTagChannelOffChainUpdateWithdrawal     uint = 572
	ObjectTagChannelOffChainUpdateCreateContract uint = 573
	ObjectTagChannelOffChainUpdateCallContract   uint = 574
	ObjectTagChannel                             uint = 58
	ObjectTagChannelSnapshotTransaction          uint = 59
	ObjectTagPoi                                 uint = 60
	ObjectTagMicroBody                           uint = 101
	ObjectTagLightMicroBlock                     uint = 102
)

Object tags see https://github.com/aeternity/protocol/blob/master/serializations.md#binary-serialization

View Source 
const (
	// ConfigFilename default configuration file name
	ConfigFilename = "config"
)

Variables

View Source 
var Config = ProfileConfig{
	Name: "Default Config",
	Node: NodeConfig{
		URL:         "https://sdk-mainnet.aepps.com",
		URLInternal: "https://sdk-mainnet.aepps.com",
		URLChannels: "https://sdk-mainnet.aepps.com",
		NetworkID:   "ae_mainnet",
	},
	Client: ClientConfig{
		TTL: 500,
		Fee: *utils.RequireBigIntFromString("200000000000000"),
		Names: AensConfig{
			NameTTL:   500,
			ClientTTL: 500,
		},
		Contracts: ContractConfig{
			Gas:       1e9,
			GasPrice:  1,
			Deposit:   0,
			VMVersion: 0,
		},
		Oracles: OracleConfig{
			QueryFee:  *utils.NewBigIntFromUint64(0),
			VMVersion: 0,
		},
		StateChannels: StateChannelConfig{
			LockPeriod:     0,
			ChannelReserve: 0,
		},
		NativeTransactions: false,
		Offline:            false,
	},
	Tuning: TuningConfig{
		ChainPollInteval:  100,
		ChainTimeout:      5000,
		CryptoKdfMemlimit: 1024 * 32,
		CryptoKdfOpslimit: 3,
		CryptoKdfThreads:  1,
		OutputFormatJSON:  false,
	},
}

Config sytem configuration

Functions

func Decode 

func Decode(in string) (out []byte, err error)

Decode a string encoded with base58/base64 + checksum to a byte array

func Encode 

func Encode(prefix HashPrefix, data []byte) string

Encode a byte array into base58/base64 with chacksum and a prefix

func GetWalletPath 

func GetWalletPath(path string) (walletPath string, err error)

GetWalletPath try to locate a wallet

func KeystoreSeal 

func KeystoreSeal(account *Account, password string) (j []byte, e error)

KeystoreSeal create an encrypted json keystore with the private key of the account

func NameClaimTx 

func NameClaimTx(accountID, name string, nameSalt, fee uint64, ttl, nonce uint64) (rlpRawMsg []byte, err error)

NameClaimTx build a preclaim transaction

func NamePreclaimTx 

func NamePreclaimTx(accountID, commitmentID string, fee uint64, ttl, nonce uint64) (rlpRawMsg []byte, err error)

NamePreclaimTx build a preclaim transaction

func NameUpdateTx 

func NameUpdateTx(accountID, nameID string, pointers []string, nameTTL, clientTTL uint64, fee uint64, ttl, nonce uint64) (rlpRawMsg []byte, err error)

NameUpdateTx build an update name transaction

func OracleExtendTx 

func OracleExtendTx(oracleID string, accountNonce, ttlType, ttlValue uint64, fee utils.BigInt, ttl uint64) (rlpRawMsg []byte, err error)

OracleExtendTx extend an oracle's lifetime

func OracleRegisterTx 

func OracleRegisterTx(accountID string, accountNonce uint64, querySpec, responseSpec string, queryFee utils.BigInt, oracleTTLType, oracleTTLValue, abiVersion uint64, txFee utils.BigInt, txTTL uint64) (rlpRawMsg []byte, err error)

OracleRegisterTx register an oracle

func Pp 

func Pp(data ...interface{})

Pp pretty print

func PpI 

func PpI(indentSize int, data ...interface{})

PpI pretty print indent

func PpT 

func PpT(indentSize int, title string)

PpT pretty print indent Title

func PrintError 

func PrintError(code string, e *models.Error)

PrintError print error

func PrintObject 

func PrintObject(title string, i interface{})

PrintObject pretty print an object obtained from the api with a title

func SignEncodeTx 

func SignEncodeTx(kp *Account, txRaw []byte, networkID string) (signedEncodedTx, signedEncodedTxHash, signature string, err error)

SignEncodeTx sign and encode a transaction

func SignEncodeTxStr 

func SignEncodeTxStr(kp *Account, tx string, networkID string) (signedEncodedTx, signedEncodedTxHash, signature string, err error)

SignEncodeTxStr sign and encode a transaction format as string (ex. tx_xyz)

func SpendTx 

func SpendTx(senderID, recipientID string, amount, fee utils.BigInt, payload string, ttl, nonce uint64) (rlpRawMsg []byte, err error)

SpendTx create a spend transaction

func SpendTxStr 

func SpendTxStr(sender, recipient string, amount, fee utils.BigInt, message string, txTTL, accountNonce uint64) (base64Tx string, err error)

SpendTxStr creates an unsigned SpendTx but returns the base64 representation instead of an RLP bytestring

func StoreAccountToKeyStoreFile 

func StoreAccountToKeyStoreFile(account *Account, password, walletName string) (filePath string, err error)

StoreAccountToKeyStoreFile store an account to a json file

func Verify 

func Verify(address string, message, signature []byte) (valid bool, err error)

Verify a message with a private key

func VerifySignedTx 

func VerifySignedTx(accountID string, txSigned string, networkID string) (valid bool, err error)

VerifySignedTx verifies a tx_ with signature

Types

type Account 

type Account struct {
	SigningKey ed25519.PrivateKey
	Address    string
}

Account holds the signing key and the aeternity account address

func AccountFromHexString 

func AccountFromHexString(hexPrivateKey string) (account *Account, err error)

AccountFromHexString load an account from hex string

func KeystoreOpen 

func KeystoreOpen(data []byte, password string) (account *Account, err error)

KeystoreOpen open and decrypt a keystore

func LoadAccountFromKeyStoreFile 

func LoadAccountFromKeyStoreFile(keyFile, password string) (account *Account, err error)

LoadAccountFromKeyStoreFile load file from the keystore

func NewAccount 

func NewAccount() (account *Account, err error)

NewAccount genereate a new keypair

func (*Account) Sign 

func (account *Account) Sign(message []byte) (signature []byte)

Sign a message with a private key

func (*Account) SigningKeyToHexString 

func (account *Account) SigningKeyToHexString() (signingKeyHex string)

SigningKeyToHexString return the SigningKey as an hex string

type Ae 

type Ae struct {
	*apiclient.Node
	*Wallet
	*Aens
	*Contract
	*Oracle
}

Ae the aeternity client

func NewCli 

func NewCli(nodeURL string, debug bool) *Ae

NewCli obtain a new nodeClient instance

func (*Ae) APIGetAccount 

func (ae *Ae) APIGetAccount(accountID string) (account *models.Account, err error)

APIGetAccount return the account

func (*Ae) APIGetCurrentKeyBlock 

func (ae *Ae) APIGetCurrentKeyBlock() (kb *models.KeyBlock, err error)

APIGetCurrentKeyBlock get current key block

func (*Ae) APIGetHeight 

func (ae *Ae) APIGetHeight() (height uint64, err error)

APIGetHeight get the height of the chain

func (*Ae) APIGetKeyBlockByHash 

func (ae *Ae) APIGetKeyBlockByHash(keyBlockID string) (txs *models.KeyBlock, err error)

APIGetKeyBlockByHash get a key block by its hash

func (*Ae) APIGetMicroBlockHeaderByHash 

func (ae *Ae) APIGetMicroBlockHeaderByHash(microBlockID string) (txs *models.MicroBlockHeader, err error)

APIGetMicroBlockHeaderByHash get the header of a micro block

func (*Ae) APIGetMicroBlockTransactionsByHash 

func (ae *Ae) APIGetMicroBlockTransactionsByHash(microBlockID string) (txs *models.GenericTxs, err error)

APIGetMicroBlockTransactionsByHash get the transactions of a microblock

func (*Ae) APIGetNameEntryByName 

func (ae *Ae) APIGetNameEntryByName(name string) (nameEntry *models.NameEntry, err error)

APIGetNameEntryByName return the name entry

func (*Ae) APIGetOracleByPubkey 

func (ae *Ae) APIGetOracleByPubkey(pubkey string) (oracle *models.RegisteredOracle, err error)

APIGetOracleByPubkey get an oracle by it's public key

func (*Ae) APIGetStatus 

func (ae *Ae) APIGetStatus() (status *models.Status, err error)

APIGetStatus post transaction

func (*Ae) APIGetTopBlock 

func (ae *Ae) APIGetTopBlock() (kb *models.KeyBlockOrMicroBlockHeader, err error)

APIGetTopBlock get the top block of the chain

func (*Ae) APIGetTransactionByHash 

func (ae *Ae) APIGetTransactionByHash(txHash string) (tx *models.GenericSignedTx, err error)

APIGetTransactionByHash get a transaction by it's hash

func (*Ae) APIPostTransaction 

func (ae *Ae) APIPostTransaction(signedEncodedTx, signedEncodedTxHash string) (err error)

APIPostTransaction post transaction

func (*Ae) BroadcastTransaction 

func (ae *Ae) BroadcastTransaction(txSignedBase64 string) (err error)

BroadcastTransaction recalculates the transaction hash and sends the transaction to the node.

func (*Ae) GetNextNonce 

func (ae *Ae) GetNextNonce(accountID string) (nextNonce uint64, err error)

GetNextNonce retrieves the current accountNonce for an account + 1

func (*Ae) GetTTL 

func (ae *Ae) GetTTL(offset uint64) (height uint64, err error)

GetTTL returns the chain height + offset

func (*Ae) GetTTLNonce 

func (ae *Ae) GetTTLNonce(accountID string, offset uint64) (txTTL, accountNonce uint64, err error)

GetTTLNonce is a convenience function that combines GetTTL() and GetNextNonce()

func (*Ae) PrintGenerationByHeight 

func (ae *Ae) PrintGenerationByHeight(height uint64)

PrintGenerationByHeight utility function to print a generation by it's height

func (*Ae) WaitForTransactionUntilHeight 

func (ae *Ae) WaitForTransactionUntilHeight(height uint64, txHash string) (blockHeight uint64, blockHash, microBlockHash string, tx *models.GenericSignedTx, err error)

WaitForTransactionUntilHeight waits for a transaction until heightLimit (inclusive) is reached

func (*Ae) WithAccount 

func (ae *Ae) WithAccount(account *Account) *Ae

WithAccount associate a Account with the client

type Aens 

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

Aens abstractions for aens operations

func (*Aens) NameClaimTxStr 

func (n *Aens) NameClaimTxStr(name string, nameSalt, txTTL, accountNonce uint64) (tx string, err error)

NameClaimTxStr creates a claim transaction

func (*Aens) NamePreclaimTxStr 

func (n *Aens) NamePreclaimTxStr(name string, txTTL, accountNonce uint64) (tx string, nameSalt uint64, err error)

NamePreclaimTxStr creates a name preclaim transaction and nameSalt (required for claiming)

func (*Aens) NameUpdateTxStr 

func (n *Aens) NameUpdateTxStr(name string, targetAddress string, txTTL, accountNonce uint64) (tx string, err error)

NameUpdateTxStr perform a name update

type AensConfig 

type AensConfig struct {
	NameTTL     uint64 `json:"name_ttl" yaml:"name_ttl" mapstructure:"name_ttl"`
	ClientTTL   uint64 `json:"client_ttl" yaml:"client_ttl" mapstructure:"client_ttl"`
	PreClaimFee uint64 `json:"preclaim_fee" yaml:"preclaim_fee" mapstructure:"preclaim_fee"`
	ClaimFee    uint64 `json:"claim_fee" yaml:"claim_fee" mapstructure:"claim_fee"`
	UpdateFee   uint64 `json:"update_fee" yaml:"update_fee" mapstructure:"update_fee"`
}

AensConfig configurations for Aens

type ClientConfig 

type ClientConfig struct {
	TTL                uint64             `json:"ttl" yaml:"ttl" mapstructure:"ttl"`
	Fee                utils.BigInt       `json:"fee" yaml:"fee" mapstructure:"fee"`
	DefaultKey         string             `json:"default_key_name" yaml:"default_key_name" mapstructure:"default_key_name"`
	Names              AensConfig         `json:"names" yaml:"names" mapstructure:"names"`
	Contracts          ContractConfig     `json:"contracts" yaml:"contracts" mapstructure:"contracts"`
	Oracles            OracleConfig       `json:"oracles" yaml:"oracles" mapstructure:"oracles"`
	StateChannels      StateChannelConfig `json:"state_channels" yaml:"state_channels" mapstructure:"state_channels"`
	NativeTransactions bool               `yaml:"native_transactions" json:"native_transactions" mapstructure:"native_transactions"`
	Offline            bool               `yaml:"offline" json:"offline" mapstructure:"offline"`
}

ClientConfig client paramters configuration

type Contract 

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

Contract abstractions for contracts

type ContractConfig 

type ContractConfig struct {
	Gas       uint64 `json:"gas" yaml:"gas" mapstructure:"gas"`
	GasPrice  uint64 `json:"gas_price" yaml:"gas_price" mapstructure:"gas_price"`
	Deposit   uint64 `json:"deposit" yaml:"deposit" mapstructure:"deposit"`
	VMVersion uint64 `json:"vm_version" yaml:"vm_version" mapstructure:"vm_version"`
}

ContractConfig configurations for contracts

type HashPrefix 

type HashPrefix string

HashPrefix a prefix for an aeternity object hash

func GetHashPrefix 

func GetHashPrefix(hash string) (p HashPrefix)

GetHashPrefix get the prefix of an hash, panics if the hash is too short

type NodeConfig 

type NodeConfig struct {
	URL         string `yaml:"url" json:"url" mapstructure:"url"`
	URLInternal string `yaml:"url_internal" json:"url_internal" mapstructure:"url_internal"`
	URLChannels string `yaml:"url_channels" json:"url_channels" mapstructure:"url_channels"`
	NetworkID   string `yaml:"network_id" json:"network_id" mapstructure:"network_id"`
}

NodeConfig configuration for the node node

type ObjectEncoding 

type ObjectEncoding string

ObjectEncoding the encoding of an object

type Oracle 

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

Oracle abstractions for oracles

func (*Oracle) OracleRegisterTxStr 

func (o *Oracle) OracleRegisterTxStr(querySpec, responseSpec string, queryFee utils.BigInt, txTTLType, txTTLValue, abiVersion uint64, txFee utils.BigInt, txTTL, accountNonce uint64) (tx string, err error)

OracleRegisterTxStr register an oracle

type OracleConfig 

type OracleConfig struct {
	QueryFee  utils.BigInt `json:"query_fee" yaml:"query_fee" mapstructure:"query_fee"`
	VMVersion uint64       `json:"vm_version" yaml:"vm_version" mapstructure:"vm_version"`
}

OracleConfig configurations for contracts

type ProfileConfig 

type ProfileConfig struct {
	Name   string       `json:"name" yaml:"name" mapstructure:"name"`
	Node   NodeConfig   `json:"node" yaml:"node" mapstructure:"node"`
	Client ClientConfig `json:"client" yaml:"client" mapstructure:"client"`
	Tuning TuningConfig `json:"tuning" yaml:"tuning" mapstructure:"tuning"`
}

ProfileConfig a configuration profile

type StateChannelConfig 

type StateChannelConfig struct {
	LockPeriod     uint64 `json:"lock_period" yaml:"lock_period" mapstructure:"lock_period"`
	ChannelReserve uint64 `json:"channel_reserve" yaml:"channel_reserve" mapstructure:"channel_reserve"`
}

StateChannelConfig configurations for contracts TODO: not complete

type TuningConfig 

type TuningConfig struct {
	ChainPollInteval  int64  `json:"chain_poll_interval" yaml:"chain_poll_interval" mapstructure:"chain_poll_interval"`
	ChainTimeout      int64  `json:"chain_timeout" yaml:"chain_timeout" mapstructure:"chain_timeout"`
	CryptoKdfMemlimit uint32 `json:"crypto_kdf_memlimit" yaml:"crypto_kdf_memlimit" mapstructure:"crypto_kdf_memlimit"`
	CryptoKdfOpslimit uint32 `json:"crypto_kdf_opslimit" yaml:"crypto_kdf_opslimit" mapstructure:"crypto_kdf_opslimit"`
	CryptoKdfThreads  uint8  `json:"crypto_kdf_threads" yaml:"crypto_kdf_threads" mapstructure:"crypto_kdf_threads"`
	OutputFormatJSON  bool   `json:"-" yaml:"-" mapstructure:"-"`
}

TuningConfig fine tuning of parameters of the client

type Wallet 

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

Wallet high level abstraction for operation on a wallet

Source Files

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