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setcode.go
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setcode.go
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package system
import (
"encoding/json"
"fmt"
"io/ioutil"
eos "github.com/eoscochain/eos-go"
)
func NewSetContract(account eos.AccountName, wasmPath, abiPath string) (out []*eos.Action, err error) {
codeAction, err := NewSetCode(account, wasmPath)
if err != nil {
return nil, err
}
abiAction, err := NewSetABI(account, abiPath)
if err != nil {
return nil, err
}
return []*eos.Action{codeAction, abiAction}, nil
}
func NewSetContractFromBytes(account eos.AccountName, codeContent, abiContent []byte) (out []*eos.Action, err error) {
var abiDef eos.ABI
if err := json.Unmarshal(abiContent, &abiDef); err != nil {
return nil, fmt.Errorf("unmarshal ABI file: %s", err)
}
abiPacked, err := eos.MarshalBinary(abiDef)
if err != nil {
return nil, fmt.Errorf("packing ABI: %s", err)
}
actions := []*eos.Action{
{
Account: AN("eosio"),
Name: ActN("setcode"),
Authorization: []eos.PermissionLevel{
{account, eos.PermissionName("active")},
},
ActionData: eos.NewActionData(SetCode{
Account: account,
VMType: 0,
VMVersion: 0,
Code: eos.HexBytes(codeContent),
}),
},
{
Account: AN("eosio"),
Name: ActN("setabi"),
Authorization: []eos.PermissionLevel{
{account, eos.PermissionName("active")},
},
ActionData: eos.NewActionData(SetABI{
Account: account,
ABI: eos.HexBytes(abiPacked),
}),
},
}
return actions, nil
}
func NewSetCode(account eos.AccountName, wasmPath string) (out *eos.Action, err error) {
codeContent, err := ioutil.ReadFile(wasmPath)
if err != nil {
return nil, err
}
return &eos.Action{
Account: AN("eosio"),
Name: ActN("setcode"),
Authorization: []eos.PermissionLevel{
{
Actor: account,
Permission: eos.PermissionName("active"),
},
},
ActionData: eos.NewActionData(SetCode{
Account: account,
VMType: 0,
VMVersion: 0,
Code: eos.HexBytes(codeContent),
}),
}, nil
}
func NewSetABI(account eos.AccountName, abiPath string) (out *eos.Action, err error) {
abiContent, err := ioutil.ReadFile(abiPath)
if err != nil {
return nil, err
}
var abiPacked []byte
if len(abiContent) > 0 {
var abiDef eos.ABI
if err := json.Unmarshal(abiContent, &abiDef); err != nil {
return nil, fmt.Errorf("unmarshal ABI file: %s", err)
}
abiPacked, err = eos.MarshalBinary(abiDef)
if err != nil {
return nil, fmt.Errorf("packing ABI: %s", err)
}
}
return &eos.Action{
Account: AN("eosio"),
Name: ActN("setabi"),
Authorization: []eos.PermissionLevel{
{
Actor: account,
Permission: eos.PermissionName("active"),
},
},
ActionData: eos.NewActionData(SetABI{
Account: account,
ABI: eos.HexBytes(abiPacked),
}),
}, nil
}
// NewSetCodeTx is _deprecated_. Use NewSetContract instead, and build
// your transaction yourself.
func NewSetCodeTx(account eos.AccountName, wasmPath, abiPath string) (out *eos.Transaction, err error) {
actions, err := NewSetContract(account, wasmPath, abiPath)
if err != nil {
return nil, err
}
return &eos.Transaction{Actions: actions}, nil
}
// SetCode represents the hard-coded `setcode` action.
type SetCode struct {
Account eos.AccountName `json:"account"`
VMType byte `json:"vmtype"`
VMVersion byte `json:"vmversion"`
Code eos.HexBytes `json:"code"`
}
// SetABI represents the hard-coded `setabi` action.
type SetABI struct {
Account eos.AccountName `json:"account"`
ABI eos.HexBytes `json:"abi"`
}