avm

package
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Published: Dec 24, 2020 License: BSD-3-Clause Imports: 43 Imported by: 0

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Constants

This section is empty.

Variables

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var (
	ID = ids.ID{'a', 'v', 'm'}
)

ID that this VM uses when labeled

Functions

This section is empty.

Types

type AssetDefinition

type AssetDefinition struct {
	Name         string                   `json:"name"`
	Symbol       string                   `json:"symbol"`
	Denomination cjson.Uint8              `json:"denomination"`
	InitialState map[string][]interface{} `json:"initialState"`
	Memo         string                   `json:"memo"`
}

AssetDefinition ...

type AssetIDChangeAddr

type AssetIDChangeAddr struct {
	FormattedAssetID
	api.JSONChangeAddr
}

AssetIDChangeAddr is an asset ID and a change address

type Balance

type Balance struct {
	AssetID string      `json:"asset"`
	Balance json.Uint64 `json:"balance"`
}

Balance ...

type BaseTx

type BaseTx struct {
	avax.BaseTx `serialize:"true"`
}

BaseTx is the basis of all transactions.

func (*BaseTx) ExecuteWithSideEffects

func (t *BaseTx) ExecuteWithSideEffects(_ *VM, batch database.Batch) error

ExecuteWithSideEffects writes the batch with any additional side effects

func (*BaseTx) SemanticVerify

func (t *BaseTx) SemanticVerify(vm *VM, tx UnsignedTx, creds []verify.Verifiable) error

SemanticVerify that this transaction is valid to be spent.

func (*BaseTx) SyntacticVerify

func (t *BaseTx) SyntacticVerify(
	ctx *snow.Context,
	c codec.Manager,
	txFeeAssetID ids.ID,
	txFee uint64,
	_ uint64,
	_ int,
) error

SyntacticVerify that this transaction is well-formed.

type BuildGenesisArgs

type BuildGenesisArgs struct {
	NetworkID   cjson.Uint32               `json:"networkID"`
	GenesisData map[string]AssetDefinition `json:"genesisData"`
	Encoding    formatting.Encoding        `json:"encoding"`
}

BuildGenesisArgs are arguments for BuildGenesis

type BuildGenesisReply

type BuildGenesisReply struct {
	Bytes    string              `json:"bytes"`
	Encoding formatting.Encoding `json:"encoding"`
}

BuildGenesisReply is the reply from BuildGenesis

type Client

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

Client ...

func NewClient

func NewClient(uri, chain string, requestTimeout time.Duration) *Client

NewClient returns an AVM client for interacting with avm [chain]

func (*Client) CreateAddress

func (c *Client) CreateAddress(user api.UserPass) (string, error)

CreateAddress creates a new address controlled by [user]

func (*Client) CreateAsset

func (c *Client) CreateAsset(
	user api.UserPass,
	from []string,
	changeAddr,
	name,
	symbol string,
	denomination byte,
	holders []*Holder,
	minters []Owners,
) (ids.ID, error)

CreateAsset creates a new asset and returns its assetID

func (*Client) CreateFixedCapAsset

func (c *Client) CreateFixedCapAsset(
	user api.UserPass,
	from []string,
	changeAddr,
	name,
	symbol string,
	denomination byte,
	holders []*Holder,
) (ids.ID, error)

CreateFixedCapAsset creates a new fixed cap asset and returns its assetID

func (*Client) CreateNFTAsset

func (c *Client) CreateNFTAsset(
	user api.UserPass,
	from []string,
	changeAddr,
	name,
	symbol string,
	minters []Owners,
) (ids.ID, error)

CreateNFTAsset creates a new NFT asset and returns its assetID

func (*Client) CreateVariableCapAsset

func (c *Client) CreateVariableCapAsset(
	user api.UserPass,
	from []string,
	changeAddr,
	name,
	symbol string,
	denomination byte,
	minters []Owners,
) (ids.ID, error)

CreateVariableCapAsset creates a new variable cap asset and returns its assetID

func (*Client) Export

func (c *Client) Export(
	user api.UserPass,
	from []string,
	changeAddr string,
	amount uint64,
	to string,
	assetID string,
) (ids.ID, error)

Export sends an asset from this chain to the P/C-Chain. After this tx is accepted, the AVAX must be imported to the P/C-chain with an importTx. Returns the ID of the newly created atomic transaction

func (*Client) ExportAVAX

func (c *Client) ExportAVAX(
	user api.UserPass,
	from []string,
	changeAddr string,
	amount uint64,
	to string,
) (ids.ID, error)

ExportAVAX sends AVAX from this chain to the address specified by [to]. Returns the ID of the newly created atomic transaction

func (*Client) ExportKey

func (c *Client) ExportKey(user api.UserPass, addr string) (string, error)

ExportKey returns the private key corresponding to [addr] controlled by [user]

func (*Client) GetAllBalances

func (c *Client) GetAllBalances(addr string) (*GetAllBalancesReply, error)

GetAllBalances returns all asset balances for [addr]

func (*Client) GetAssetDescription

func (c *Client) GetAssetDescription(assetID string) (*GetAssetDescriptionReply, error)

GetAssetDescription returns a description of [assetID]

func (*Client) GetBalance

func (c *Client) GetBalance(addr string, assetID string) (*GetBalanceReply, error)

GetBalance returns the balance for [addr] of [assetID]

func (*Client) GetTx

func (c *Client) GetTx(txID ids.ID) ([]byte, error)

GetTx returns the byte representation of [txID]

func (*Client) GetTxStatus

func (c *Client) GetTxStatus(txID ids.ID) (choices.Status, error)

GetTxStatus returns the status of [txID]

func (*Client) GetUTXOs

func (c *Client) GetUTXOs(addrs []string, limit uint32, startAddress, startUTXOID string) ([][]byte, api.Index, error)

GetUTXOs returns the byte representation of the UTXOs controlled by [addrs]

func (*Client) Import

func (c *Client) Import(user api.UserPass, to, sourceChain string) (ids.ID, error)

Import sends an import transaction to import funds from [sourceChain] and returns the ID of the newly created transaction

func (*Client) ImportAVAX

func (c *Client) ImportAVAX(user api.UserPass, to, sourceChain string) (ids.ID, error)

ImportAVAX sends an import transaction to import funds from [sourceChain] and returns the ID of the newly created transaction This is a deprecated name for Import

func (*Client) ImportKey

func (c *Client) ImportKey(user api.UserPass, privateKey string) (string, error)

ImportKey imports [privateKey] to [user]

func (*Client) IssueTx

func (c *Client) IssueTx(txBytes []byte) (ids.ID, error)

IssueTx issues a transaction to a node and returns the TxID

func (*Client) ListAddresses

func (c *Client) ListAddresses(user api.UserPass) ([]string, error)

ListAddresses returns all addresses on this chain controlled by [user]

func (*Client) Mint

func (c *Client) Mint(
	user api.UserPass,
	from []string,
	changeAddr string,
	amount uint64,
	assetID,
	to string,
) (ids.ID, error)

Mint [amount] of [assetID] to be owned by [to]

func (*Client) MintNFT

func (c *Client) MintNFT(
	user api.UserPass,
	from []string,
	changeAddr string,
	assetID string,
	payload []byte,
	to string,
) (ids.ID, error)

MintNFT issues a MintNFT transaction and returns the ID of the newly created transaction

func (*Client) Send

func (c *Client) Send(
	user api.UserPass,
	from []string,
	changeAddr string,
	amount uint64,
	assetID,
	to,
	memo string,
) (ids.ID, error)

Send [amount] of [assetID] to address [to]

func (*Client) SendMultiple

func (c *Client) SendMultiple(
	user api.UserPass,
	from []string,
	changeAddr string,
	outputs []SendOutput,
	memo string,
) (ids.ID, error)

SendMultiple sends a transaction from [user] funding all [outputs]

func (*Client) SendNFT

func (c *Client) SendNFT(
	user api.UserPass,
	from []string,
	changeAddr string,
	assetID string,
	groupID uint32,
	to string,
) (ids.ID, error)

SendNFT sends an NFT and returns the ID of the newly created transaction

type CreateAssetArgs

type CreateAssetArgs struct {
	api.JSONSpendHeader           // User, password, from addrs, change addr
	Name                string    `json:"name"`
	Symbol              string    `json:"symbol"`
	Denomination        byte      `json:"denomination"`
	InitialHolders      []*Holder `json:"initialHolders"`
	MinterSets          []Owners  `json:"minterSets"`
}

CreateAssetArgs are arguments for passing into CreateAsset

type CreateAssetTx

type CreateAssetTx struct {
	BaseTx       `serialize:"true"`
	Name         string          `serialize:"true" json:"name"`
	Symbol       string          `serialize:"true" json:"symbol"`
	Denomination byte            `serialize:"true" json:"denomination"`
	States       []*InitialState `serialize:"true" json:"initialStates"`
}

CreateAssetTx is a transaction that creates a new asset.

func (*CreateAssetTx) InitialStates

func (t *CreateAssetTx) InitialStates() []*InitialState

InitialStates track which virtual machines, and the initial state of these machines, this asset uses. The returned array should not be modified.

func (*CreateAssetTx) Sort

func (t *CreateAssetTx) Sort()

Sort ...

func (*CreateAssetTx) SyntacticVerify

func (t *CreateAssetTx) SyntacticVerify(
	ctx *snow.Context,
	c codec.Manager,
	txFeeAssetID ids.ID,
	_ uint64,
	txFee uint64,
	numFxs int,
) error

SyntacticVerify that this transaction is well-formed.

func (*CreateAssetTx) UTXOs

func (t *CreateAssetTx) UTXOs() []*avax.UTXO

UTXOs returns the UTXOs transaction is producing.

type CreateNFTAssetArgs

type CreateNFTAssetArgs struct {
	api.JSONSpendHeader          // User, password, from addrs, change addr
	Name                string   `json:"name"`
	Symbol              string   `json:"symbol"`
	MinterSets          []Owners `json:"minterSets"`
}

CreateNFTAssetArgs are arguments for passing into CreateNFTAsset requests

type ExportAVAXArgs

type ExportAVAXArgs struct {
	// User, password, from addrs, change addr
	api.JSONSpendHeader
	// Amount of nAVAX to send
	Amount json.Uint64 `json:"amount"`

	// ID of the address that will receive the AVAX. This address includes the
	// chainID, which is used to determine what the destination chain is.
	To string `json:"to"`
}

ExportAVAXArgs are arguments for passing into ExportAVA requests

type ExportArgs

type ExportArgs struct {
	ExportAVAXArgs
	AssetID string `json:"assetID"`
}

ExportArgs are arguments for passing into ExportAVA requests

type ExportKeyArgs

type ExportKeyArgs struct {
	api.UserPass
	Address string `json:"address"`
}

ExportKeyArgs are arguments for ExportKey

type ExportKeyReply

type ExportKeyReply struct {
	// The decrypted PrivateKey for the Address provided in the arguments
	PrivateKey string `json:"privateKey"`
}

ExportKeyReply is the response for ExportKey

type ExportTx

type ExportTx struct {
	BaseTx `serialize:"true"`

	// Which chain to send the funds to
	DestinationChain ids.ID `serialize:"true" json:"destinationChain"`

	// The outputs this transaction is sending to the other chain
	ExportedOuts []*avax.TransferableOutput `serialize:"true" json:"exportedOutputs"`
}

ExportTx is a transaction that exports an asset to another blockchain.

func (*ExportTx) ExecuteWithSideEffects

func (t *ExportTx) ExecuteWithSideEffects(vm *VM, batch database.Batch) error

ExecuteWithSideEffects writes the batch with any additional side effects

func (*ExportTx) SemanticVerify

func (t *ExportTx) SemanticVerify(vm *VM, tx UnsignedTx, creds []verify.Verifiable) error

SemanticVerify that this transaction is valid to be spent.

func (*ExportTx) SyntacticVerify

func (t *ExportTx) SyntacticVerify(
	ctx *snow.Context,
	c codec.Manager,
	txFeeAssetID ids.ID,
	txFee uint64,
	_ uint64,
	_ int,
) error

SyntacticVerify that this transaction is well-formed.

type Factory

type Factory struct {
	CreationFee uint64
	Fee         uint64
}

Factory ...

func (*Factory) New

func (f *Factory) New(*snow.Context) (interface{}, error)

New ...

type FormattedAssetID

type FormattedAssetID struct {
	AssetID ids.ID `json:"assetID"`
}

FormattedAssetID defines a JSON formatted struct containing an assetID as a string

type Fx

type Fx interface {
	// Initialize this feature extension to be running under this VM. Should
	// return an error if the VM is incompatible.
	Initialize(vm interface{}) error

	// Notify this Fx that the VM is in bootstrapping
	Bootstrapping() error

	// Notify this Fx that the VM is bootstrapped
	Bootstrapped() error

	// VerifyTransfer verifies that the specified transaction can spend the
	// provided utxo with no restrictions on the destination. If the transaction
	// can't spend the output based on the input and credential, a non-nil error
	// should be returned.
	VerifyTransfer(tx, in, cred, utxo interface{}) error

	// VerifyOperation verifies that the specified transaction can spend the
	// provided utxos conditioned on the result being restricted to the provided
	// outputs. If the transaction can't spend the output based on the input and
	// credential, a non-nil error  should be returned.
	VerifyOperation(tx, op, cred interface{}, utxos []interface{}) error
}

Fx is the interface a feature extension must implement to support the AVM.

type FxOperation

type FxOperation interface {
	verify.Verifiable

	Outs() []verify.State
}

FxOperation ...

type Genesis

type Genesis struct {
	Txs []*GenesisAsset `serialize:"true"`
}

Genesis ...

func (*Genesis) IsSortedAndUnique

func (g *Genesis) IsSortedAndUnique() bool

IsSortedAndUnique ...

func (*Genesis) Len

func (g *Genesis) Len() int

Len ...

func (*Genesis) Less

func (g *Genesis) Less(i, j int) bool

Less ...

func (*Genesis) Sort

func (g *Genesis) Sort()

Sort ...

func (*Genesis) Swap

func (g *Genesis) Swap(i, j int)

Swap ...

type GenesisAsset

type GenesisAsset struct {
	Alias         string `serialize:"true"`
	CreateAssetTx `serialize:"true"`
}

GenesisAsset ...

type GetAllBalancesReply

type GetAllBalancesReply struct {
	Balances []Balance `json:"balances"`
}

GetAllBalancesReply is the response from a call to GetAllBalances

type GetAssetDescriptionArgs

type GetAssetDescriptionArgs struct {
	AssetID string `json:"assetID"`
}

GetAssetDescriptionArgs are arguments for passing into GetAssetDescription requests

type GetAssetDescriptionReply

type GetAssetDescriptionReply struct {
	FormattedAssetID
	Name         string     `json:"name"`
	Symbol       string     `json:"symbol"`
	Denomination json.Uint8 `json:"denomination"`
}

GetAssetDescriptionReply defines the GetAssetDescription replies returned from the API

type GetBalanceArgs

type GetBalanceArgs struct {
	Address string `json:"address"`
	AssetID string `json:"assetID"`
}

GetBalanceArgs are arguments for passing into GetBalance requests

type GetBalanceReply

type GetBalanceReply struct {
	Balance json.Uint64   `json:"balance"`
	UTXOIDs []avax.UTXOID `json:"utxoIDs"`
}

GetBalanceReply defines the GetBalance replies returned from the API

type GetTxStatusReply

type GetTxStatusReply struct {
	Status choices.Status `json:"status"`
}

GetTxStatusReply defines the GetTxStatus replies returned from the API

type Holder

type Holder struct {
	Amount  json.Uint64 `json:"amount"`
	Address string      `json:"address"`
}

Holder describes how much an address owns of an asset

type ImportArgs

type ImportArgs struct {
	// User that controls To
	api.UserPass

	// Chain the funds are coming from
	SourceChain string `json:"sourceChain"`

	// Address receiving the imported AVAX
	To string `json:"to"`
}

ImportArgs are arguments for passing into Import requests

type ImportKeyArgs

type ImportKeyArgs struct {
	api.UserPass
	PrivateKey string `json:"privateKey"`
}

ImportKeyArgs are arguments for ImportKey

type ImportKeyReply

type ImportKeyReply struct {
	// The address controlled by the PrivateKey provided in the arguments
	Address string `json:"address"`
}

ImportKeyReply is the response for ImportKey

type ImportTx

type ImportTx struct {
	BaseTx `serialize:"true"`

	// Which chain to consume the funds from
	SourceChain ids.ID `serialize:"true" json:"sourceChain"`

	// The inputs to this transaction
	ImportedIns []*avax.TransferableInput `serialize:"true" json:"importedInputs"`
}

ImportTx is a transaction that imports an asset from another blockchain.

func (*ImportTx) AssetIDs

func (t *ImportTx) AssetIDs() ids.Set

AssetIDs returns the IDs of the assets this transaction depends on

func (*ImportTx) ConsumedAssetIDs

func (t *ImportTx) ConsumedAssetIDs() ids.Set

ConsumedAssetIDs returns the IDs of the assets this transaction consumes

func (*ImportTx) ExecuteWithSideEffects

func (t *ImportTx) ExecuteWithSideEffects(vm *VM, batch database.Batch) error

ExecuteWithSideEffects writes the batch with any additional side effects

func (*ImportTx) InputUTXOs

func (t *ImportTx) InputUTXOs() []*avax.UTXOID

InputUTXOs track which UTXOs this transaction is consuming.

func (*ImportTx) NumCredentials

func (t *ImportTx) NumCredentials() int

NumCredentials returns the number of expected credentials

func (*ImportTx) SemanticVerify

func (t *ImportTx) SemanticVerify(vm *VM, tx UnsignedTx, creds []verify.Verifiable) error

SemanticVerify that this transaction is well-formed.

func (*ImportTx) SyntacticVerify

func (t *ImportTx) SyntacticVerify(
	ctx *snow.Context,
	c codec.Manager,
	txFeeAssetID ids.ID,
	txFee uint64,
	_ uint64,
	numFxs int,
) error

SyntacticVerify that this transaction is well-formed.

type InitialState

type InitialState struct {
	FxID uint32         `serialize:"true" json:"fxID"`
	Outs []verify.State `serialize:"true" json:"outputs"`
}

InitialState ...

func (*InitialState) Sort

func (is *InitialState) Sort(c codec.Manager)

Sort ...

func (*InitialState) Verify

func (is *InitialState) Verify(c codec.Manager, numFxs int) error

Verify implements the verify.Verifiable interface

type MintArgs

type MintArgs struct {
	api.JSONSpendHeader             // User, password, from addrs, change addr
	Amount              json.Uint64 `json:"amount"`
	AssetID             string      `json:"assetID"`
	To                  string      `json:"to"`
}

MintArgs are arguments for passing into Mint requests

type MintNFTArgs

type MintNFTArgs struct {
	api.JSONSpendHeader                     // User, password, from addrs, change addr
	AssetID             string              `json:"assetID"`
	Payload             string              `json:"payload"`
	To                  string              `json:"to"`
	Encoding            formatting.Encoding `json:"encoding"`
}

MintNFTArgs are arguments for passing into MintNFT requests

type Operation

type Operation struct {
	avax.Asset `serialize:"true"`

	UTXOIDs []*avax.UTXOID `serialize:"true" json:"inputIDs"`
	Op      FxOperation    `serialize:"true" json:"operation"`
}

Operation ...

func (*Operation) Verify

func (op *Operation) Verify(c codec.Manager) error

Verify implements the verify.Verifiable interface

type OperationTx

type OperationTx struct {
	BaseTx `serialize:"true"`
	Ops    []*Operation `serialize:"true" json:"operations"`
}

OperationTx is a transaction with no credentials.

func (*OperationTx) AssetIDs

func (t *OperationTx) AssetIDs() ids.Set

AssetIDs returns the IDs of the assets this transaction depends on

func (*OperationTx) ConsumedAssetIDs

func (t *OperationTx) ConsumedAssetIDs() ids.Set

ConsumedAssetIDs returns the IDs of the assets this transaction consumes

func (*OperationTx) InputUTXOs

func (t *OperationTx) InputUTXOs() []*avax.UTXOID

InputUTXOs track which UTXOs this transaction is consuming.

func (*OperationTx) NumCredentials

func (t *OperationTx) NumCredentials() int

NumCredentials returns the number of expected credentials

func (*OperationTx) Operations

func (t *OperationTx) Operations() []*Operation

Operations track which ops this transaction is performing. The returned array should not be modified.

func (*OperationTx) SemanticVerify

func (t *OperationTx) SemanticVerify(vm *VM, tx UnsignedTx, creds []verify.Verifiable) error

SemanticVerify that this transaction is well-formed.

func (*OperationTx) SyntacticVerify

func (t *OperationTx) SyntacticVerify(
	ctx *snow.Context,
	c codec.Manager,
	txFeeAssetID ids.ID,
	txFee uint64,
	_ uint64,
	numFxs int,
) error

SyntacticVerify that this transaction is well-formed.

func (*OperationTx) UTXOs

func (t *OperationTx) UTXOs() []*avax.UTXO

UTXOs returns the UTXOs transaction is producing.

type Owners

type Owners struct {
	Threshold json.Uint32 `json:"threshold"`
	Minters   []string    `json:"minters"`
}

Owners describes who can perform an action

type SendArgs

type SendArgs struct {
	// User, password, from addrs, change addr
	api.JSONSpendHeader

	// The amount, assetID, and destination to send funds to
	SendOutput

	// Memo field
	Memo string `json:"memo"`
}

SendArgs are arguments for passing into Send requests

type SendMultipleArgs

type SendMultipleArgs struct {
	// User, password, from addrs, change addr
	api.JSONSpendHeader

	// The outputs of the transaction
	Outputs []SendOutput `json:"outputs"`

	// Memo field
	Memo string `json:"memo"`
}

SendMultipleArgs are arguments for passing into SendMultiple requests

type SendNFTArgs

type SendNFTArgs struct {
	api.JSONSpendHeader             // User, password, from addrs, change addr
	AssetID             string      `json:"assetID"`
	GroupID             json.Uint32 `json:"groupID"`
	To                  string      `json:"to"`
}

SendNFTArgs are arguments for passing into SendNFT requests

type SendOutput

type SendOutput struct {
	// The amount of funds to send
	Amount json.Uint64 `json:"amount"`

	// ID of the asset being sent
	AssetID string `json:"assetID"`

	// Address of the recipient
	To string `json:"to"`
}

SendOutput specifies that [Amount] of asset [AssetID] be sent to [To]

type Service

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

Service defines the base service for the asset vm

func (*Service) CreateAddress

func (service *Service) CreateAddress(r *http.Request, args *api.UserPass, reply *api.JSONAddress) error

CreateAddress creates an address for the user [args.Username]

func (*Service) CreateAsset

func (service *Service) CreateAsset(r *http.Request, args *CreateAssetArgs, reply *AssetIDChangeAddr) error

CreateAsset returns ID of the newly created asset

func (*Service) CreateFixedCapAsset

func (service *Service) CreateFixedCapAsset(r *http.Request, args *CreateAssetArgs, reply *AssetIDChangeAddr) error

CreateFixedCapAsset returns ID of the newly created asset

func (*Service) CreateNFTAsset

func (service *Service) CreateNFTAsset(r *http.Request, args *CreateNFTAssetArgs, reply *AssetIDChangeAddr) error

CreateNFTAsset returns ID of the newly created asset

func (*Service) CreateVariableCapAsset

func (service *Service) CreateVariableCapAsset(r *http.Request, args *CreateAssetArgs, reply *AssetIDChangeAddr) error

CreateVariableCapAsset returns ID of the newly created asset

func (*Service) Export

func (service *Service) Export(_ *http.Request, args *ExportArgs, reply *api.JSONTxIDChangeAddr) error

Export sends an asset from this chain to the P/C-Chain. After this tx is accepted, the AVAX must be imported to the P/C-chain with an importTx. Returns the ID of the newly created atomic transaction

func (*Service) ExportAVAX

func (service *Service) ExportAVAX(_ *http.Request, args *ExportAVAXArgs, reply *api.JSONTxIDChangeAddr) error

ExportAVAX sends AVAX from this chain to the address specified by [to]. [to] specifies which chain to export funds to. After this tx is accepted, the AVAX must be imported to the P/C chain with an importTx. Returns the ID of the newly created atomic transaction

func (*Service) ExportKey

func (service *Service) ExportKey(r *http.Request, args *ExportKeyArgs, reply *ExportKeyReply) error

ExportKey returns a private key from the provided user

func (*Service) GetAllBalances

func (service *Service) GetAllBalances(r *http.Request, args *api.JSONAddress, reply *GetAllBalancesReply) error

GetAllBalances returns a map where:

Key: ID of an asset such that [args.Address] has a non-zero balance of the asset
Value: The balance of the asset held by the address

Note that balances include assets that the address only _partially_ owns (ie is one of several addresses specified in a multi-sig)

func (*Service) GetAssetDescription

func (service *Service) GetAssetDescription(_ *http.Request, args *GetAssetDescriptionArgs, reply *GetAssetDescriptionReply) error

GetAssetDescription creates an empty account with the name passed in

func (*Service) GetBalance

func (service *Service) GetBalance(r *http.Request, args *GetBalanceArgs, reply *GetBalanceReply) error

GetBalance returns the amount of an asset that an address at least partially owns

func (*Service) GetTx

func (service *Service) GetTx(r *http.Request, args *api.GetTxArgs, reply *api.FormattedTx) error

GetTx returns the specified transaction

func (*Service) GetTxStatus

func (service *Service) GetTxStatus(r *http.Request, args *api.JSONTxID, reply *GetTxStatusReply) error

GetTxStatus returns the status of the specified transaction

func (*Service) GetUTXOs

func (service *Service) GetUTXOs(r *http.Request, args *api.GetUTXOsArgs, reply *api.GetUTXOsReply) error

GetUTXOs gets all utxos for passed in addresses

func (*Service) Import

func (service *Service) Import(_ *http.Request, args *ImportArgs, reply *api.JSONTxID) error

Import imports an asset to this chain from the P/C-Chain. The AVAX must have already been exported from the P/C-Chain. Returns the ID of the newly created atomic transaction

func (*Service) ImportAVAX

func (service *Service) ImportAVAX(_ *http.Request, args *ImportArgs, reply *api.JSONTxID) error

ImportAVAX is a deprecated name for Import.

func (*Service) ImportKey

func (service *Service) ImportKey(r *http.Request, args *ImportKeyArgs, reply *api.JSONAddress) error

ImportKey adds a private key to the provided user

func (*Service) IssueTx

func (service *Service) IssueTx(r *http.Request, args *api.FormattedTx, reply *api.JSONTxID) error

IssueTx attempts to issue a transaction into consensus

func (*Service) ListAddresses

func (service *Service) ListAddresses(_ *http.Request, args *api.UserPass, response *api.JSONAddresses) error

ListAddresses returns all of the addresses controlled by user [args.Username]

func (*Service) Mint

func (service *Service) Mint(r *http.Request, args *MintArgs, reply *api.JSONTxIDChangeAddr) error

Mint issues a transaction that mints more of the asset

func (*Service) MintNFT

func (service *Service) MintNFT(r *http.Request, args *MintNFTArgs, reply *api.JSONTxIDChangeAddr) error

MintNFT issues a MintNFT transaction and returns the ID of the newly created transaction

func (*Service) Send

func (service *Service) Send(r *http.Request, args *SendArgs, reply *api.JSONTxIDChangeAddr) error

Send returns the ID of the newly created transaction

func (*Service) SendMultiple

func (service *Service) SendMultiple(r *http.Request, args *SendMultipleArgs, reply *api.JSONTxIDChangeAddr) error

SendMultiple sends a transaction with multiple outputs.

func (*Service) SendNFT

func (service *Service) SendNFT(r *http.Request, args *SendNFTArgs, reply *api.JSONTxIDChangeAddr) error

SendNFT sends an NFT

type StaticService

type StaticService struct{}

StaticService defines the base service for the asset vm

func CreateStaticService

func CreateStaticService() *StaticService

CreateStaticService ...

func (*StaticService) BuildGenesis

func (ss *StaticService) BuildGenesis(_ *http.Request, args *BuildGenesisArgs, reply *BuildGenesisReply) error

BuildGenesis returns the UTXOs such that at least one address in [args.Addresses] is referenced in the UTXO.

type Tx

type Tx struct {
	UnsignedTx `serialize:"true" json:"unsignedTx"`

	Creds []verify.Verifiable `serialize:"true" json:"credentials"` // The credentials of this transaction
}

Tx is the core operation that can be performed. The tx uses the UTXO model. Specifically, a txs inputs will consume previous txs outputs. A tx will be valid if the inputs have the authority to consume the outputs they are attempting to consume and the inputs consume sufficient state to produce the outputs.

func (*Tx) Credentials

func (t *Tx) Credentials() []verify.Verifiable

Credentials describes the authorization that allows the Inputs to consume the specified UTXOs. The returned array should not be modified.

func (*Tx) SemanticVerify

func (t *Tx) SemanticVerify(vm *VM, tx UnsignedTx) error

SemanticVerify verifies that this transaction is well-formed.

func (*Tx) SignNFTFx

func (t *Tx) SignNFTFx(c codec.Manager, signers [][]*crypto.PrivateKeySECP256K1R) error

SignNFTFx ...

func (*Tx) SignSECP256K1Fx

func (t *Tx) SignSECP256K1Fx(c codec.Manager, signers [][]*crypto.PrivateKeySECP256K1R) error

SignSECP256K1Fx ...

func (*Tx) SyntacticVerify

func (t *Tx) SyntacticVerify(
	ctx *snow.Context,
	c codec.Manager,
	txFeeAssetID ids.ID,
	txFee uint64,
	creationTxFee uint64,
	numFxs int,
) error

SyntacticVerify verifies that this transaction is well-formed.

type TxState

type TxState struct {
	*Tx
	// contains filtered or unexported fields
}

TxState ...

type UniqueTx

type UniqueTx struct {
	*TxState
	// contains filtered or unexported fields
}

UniqueTx provides a de-duplication service for txs. This only provides a performance boost

func (*UniqueTx) Accept

func (tx *UniqueTx) Accept() error

Accept is called when the transaction was finalized as accepted by consensus

func (*UniqueTx) Bytes

func (tx *UniqueTx) Bytes() []byte

Bytes returns the binary representation of this transaction

func (*UniqueTx) Dependencies

func (tx *UniqueTx) Dependencies() []snowstorm.Tx

Dependencies returns the set of transactions this transaction builds on

func (*UniqueTx) Evict

func (tx *UniqueTx) Evict()

Evict is called when this UniqueTx will no longer be returned from a cache lookup

func (*UniqueTx) ID

func (tx *UniqueTx) ID() ids.ID

ID returns the wrapped txID

func (*UniqueTx) InputIDs

func (tx *UniqueTx) InputIDs() []ids.ID

InputIDs returns the set of utxoIDs this transaction consumes

func (*UniqueTx) InputUTXOs

func (tx *UniqueTx) InputUTXOs() []*avax.UTXOID

InputUTXOs returns the utxos that will be consumed on tx acceptance

func (*UniqueTx) Reject

func (tx *UniqueTx) Reject() error

Reject is called when the transaction was finalized as rejected by consensus

func (*UniqueTx) SemanticVerify

func (tx *UniqueTx) SemanticVerify() error

SemanticVerify the validity of this transaction

func (*UniqueTx) Status

func (tx *UniqueTx) Status() choices.Status

Status returns the current status of this transaction

func (*UniqueTx) SyntacticVerify

func (tx *UniqueTx) SyntacticVerify() error

SyntacticVerify verifies that this transaction is well formed

func (*UniqueTx) UTXOs

func (tx *UniqueTx) UTXOs() []*avax.UTXO

UTXOs returns the utxos that will be added to the UTXO set on tx acceptance

func (*UniqueTx) Verify

func (tx *UniqueTx) Verify() error

Verify the validity of this transaction

type UnsignedTx

type UnsignedTx interface {
	Initialize(unsignedBytes, bytes []byte)
	ID() ids.ID
	UnsignedBytes() []byte
	Bytes() []byte

	ConsumedAssetIDs() ids.Set
	AssetIDs() ids.Set

	NumCredentials() int
	InputUTXOs() []*avax.UTXOID
	UTXOs() []*avax.UTXO

	SyntacticVerify(
		ctx *snow.Context,
		c codec.Manager,
		txFeeAssetID ids.ID,
		txFee uint64,
		creationTxFee uint64,
		numFxs int,
	) error
	SemanticVerify(vm *VM, tx UnsignedTx, creds []verify.Verifiable) error
	ExecuteWithSideEffects(vm *VM, batch database.Batch) error
}

UnsignedTx ...

type VM

type VM struct {
	ids.Aliaser
	// contains filtered or unexported fields
}

VM implements the avalanche.DAGVM interface

func (*VM) Bootstrapped

func (vm *VM) Bootstrapped() error

Bootstrapped is called by the consensus engine when it is done bootstrapping this chain

func (*VM) Bootstrapping

func (vm *VM) Bootstrapping() error

Bootstrapping is called by the consensus engine when it starts bootstrapping this chain

func (*VM) Clock

func (vm *VM) Clock() *timer.Clock

Clock returns a reference to the internal clock of this VM

func (*VM) Codec

func (vm *VM) Codec() codec.Manager

Codec returns a reference to the internal codec of this VM

func (*VM) CodecRegistry

func (vm *VM) CodecRegistry() codec.Registry

CodecRegistry returns a reference to the internal codec registry of this VM

func (*VM) CreateHandlers

func (vm *VM) CreateHandlers() map[string]*common.HTTPHandler

CreateHandlers implements the avalanche.DAGVM interface

func (*VM) CreateStaticHandlers

func (vm *VM) CreateStaticHandlers() map[string]*common.HTTPHandler

CreateStaticHandlers implements the avalanche.DAGVM interface

func (*VM) FlushTxs

func (vm *VM) FlushTxs()

FlushTxs into consensus

func (*VM) FormatAddress

func (vm *VM) FormatAddress(chainID ids.ID, addr ids.ShortID) (string, error)

FormatAddress takes in a chainID and a raw address and produces the formatted address

func (*VM) FormatLocalAddress

func (vm *VM) FormatLocalAddress(addr ids.ShortID) (string, error)

FormatLocalAddress takes in a raw address and produces the formatted address

func (*VM) Get

func (vm *VM) Get(txID ids.ID) (snowstorm.Tx, error)

Get implements the avalanche.DAGVM interface

func (*VM) GetAtomicUTXOs

func (vm *VM) GetAtomicUTXOs(
	chainID ids.ID,
	addrs ids.ShortSet,
	startAddr ids.ShortID,
	startUTXOID ids.ID,
	limit int,
) ([]*avax.UTXO, ids.ShortID, ids.ID, error)

GetAtomicUTXOs returns imported/exports UTXOs such that at least one of the addresses in [addrs] is referenced. Returns at most [limit] UTXOs. If [limit] <= 0 or [limit] > maxUTXOsToFetch, it is set to [maxUTXOsToFetch]. Returns: * The fetched UTXOs * true if all there are no more UTXOs in this range to fetch * The address associated with the last UTXO fetched * The ID of the last UTXO fetched

func (*VM) GetUTXOs

func (vm *VM) GetUTXOs(
	addrs ids.ShortSet,
	startAddr ids.ShortID,
	startUTXOID ids.ID,
	limit int,
	paginate bool,
) ([]*avax.UTXO, ids.ShortID, ids.ID, error)

GetUTXOs returns UTXOs such that at least one of the addresses in [addrs] is referenced. Returns at most [limit] UTXOs. If [limit] <= 0 or [limit] > maxUTXOsToFetch, it is set to [maxUTXOsToFetch]. Only returns UTXOs associated with addresses >= [startAddr]. For address [startAddr], only returns UTXOs whose IDs are greater than [startUTXOID]. Given a ![paginate] input all utxos will be fetched Returns: * The fetched UTXOs * The address associated with the last UTXO fetched * The ID of the last UTXO fetched

func (*VM) Health

func (vm *VM) Health() (interface{}, error)

Health implements the common.VM interface TODO add health checks

func (*VM) Initialize

func (vm *VM) Initialize(
	ctx *snow.Context,
	db database.Database,
	genesisBytes []byte,
	toEngine chan<- common.Message,
	fxs []*common.Fx,
) error

Initialize implements the avalanche.DAGVM interface

func (*VM) IssueTx

func (vm *VM) IssueTx(b []byte) (ids.ID, error)

IssueTx attempts to send a transaction to consensus. If onDecide is specified, the function will be called when the transaction is either accepted or rejected with the appropriate status. This function will go out of scope when the transaction is removed from memory.

func (*VM) LoadUser

func (vm *VM) LoadUser(
	username string,
	password string,
	addrsToUse ids.ShortSet,
) (
	[]*avax.UTXO,
	*secp256k1fx.Keychain,
	error,
)

LoadUser returns: 1) The UTXOs that reference one or more addresses controlled by the given user 2) A keychain that contains this user's keys If [addrsToUse] has positive length, returns UTXOs that reference one or more addresses controlled by the given user that are also in [addrsToUse].

func (*VM) Logger

func (vm *VM) Logger() logging.Logger

Logger returns a reference to the internal logger of this VM

func (*VM) Mint

func (vm *VM) Mint(
	utxos []*avax.UTXO,
	kc *secp256k1fx.Keychain,
	amounts map[ids.ID]uint64,
	to ids.ShortID,
) (
	[]*Operation,
	[][]*crypto.PrivateKeySECP256K1R,
	error,
)

Mint ...

func (*VM) MintNFT

func (vm *VM) MintNFT(
	utxos []*avax.UTXO,
	kc *secp256k1fx.Keychain,
	assetID ids.ID,
	payload []byte,
	to ids.ShortID,
) (
	[]*Operation,
	[][]*crypto.PrivateKeySECP256K1R,
	error,
)

MintNFT ...

func (*VM) Parse

func (vm *VM) Parse(b []byte) (snowstorm.Tx, error)

Parse implements the avalanche.DAGVM interface

func (*VM) ParseAddress

func (vm *VM) ParseAddress(addrStr string) (ids.ID, ids.ShortID, error)

ParseAddress takes in an address and produces the ID of the chain it's for the ID of the address

func (*VM) ParseLocalAddress

func (vm *VM) ParseLocalAddress(addrStr string) (ids.ShortID, error)

ParseLocalAddress takes in an address for this chain and produces the ID

func (*VM) Pending

func (vm *VM) Pending() []snowstorm.Tx

Pending implements the avalanche.DAGVM interface

func (*VM) Shutdown

func (vm *VM) Shutdown() error

Shutdown implements the avalanche.DAGVM interface

func (*VM) Spend

func (vm *VM) Spend(
	utxos []*avax.UTXO,
	kc *secp256k1fx.Keychain,
	amounts map[ids.ID]uint64,
) (
	map[ids.ID]uint64,
	[]*avax.TransferableInput,
	[][]*crypto.PrivateKeySECP256K1R,
	error,
)

Spend ...

func (*VM) SpendAll

func (vm *VM) SpendAll(
	utxos []*avax.UTXO,
	kc *secp256k1fx.Keychain,
) (
	map[ids.ID]uint64,
	[]*avax.TransferableInput,
	[][]*crypto.PrivateKeySECP256K1R,
	error,
)

SpendAll ...

func (*VM) SpendNFT

func (vm *VM) SpendNFT(
	utxos []*avax.UTXO,
	kc *secp256k1fx.Keychain,
	assetID ids.ID,
	groupID uint32,
	to ids.ShortID,
) (
	[]*Operation,
	[][]*crypto.PrivateKeySECP256K1R,
	error,
)

SpendNFT ...

type WalletService

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

WalletService ...

func (*WalletService) IssueTx

func (w *WalletService) IssueTx(r *http.Request, args *api.FormattedTx, reply *api.JSONTxID) error

IssueTx attempts to issue a transaction into consensus

func (*WalletService) Send

func (w *WalletService) Send(r *http.Request, args *SendArgs, reply *api.JSONTxIDChangeAddr) error

Send returns the ID of the newly created transaction

func (*WalletService) SendMultiple

func (w *WalletService) SendMultiple(r *http.Request, args *SendMultipleArgs, reply *api.JSONTxIDChangeAddr) error

SendMultiple sends a transaction with multiple outputs.

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