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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,126 @@ | ||
| package chain | ||
|
|
||
| import ( | ||
| "fmt" | ||
| "log" | ||
| "strings" | ||
| "time" | ||
|
|
||
| "github.com/CESSProject/cess-go-sdk/core/pattern" | ||
| "github.com/CESSProject/cess-go-sdk/utils" | ||
| "github.com/centrifuge/go-substrate-rpc-client/v4/types" | ||
| "github.com/pkg/errors" | ||
| ) | ||
|
|
||
| func (c *ChainClient) SendEvmCall(source types.H160, target types.H160, input types.Bytes, value types.U256, gasLimit types.U64, maxFeePerGas types.U256, accessList []pattern.AccessInfo) (string, error) { | ||
| c.lock.Lock() | ||
| defer func() { | ||
| c.lock.Unlock() | ||
| if err := recover(); err != nil { | ||
| log.Println(utils.RecoverError(err)) | ||
| } | ||
| }() | ||
|
|
||
| var ( | ||
| txhash string | ||
| accountInfo types.AccountInfo | ||
| ) | ||
|
|
||
| if !c.GetChainState() { | ||
| return txhash, fmt.Errorf("chainSDK.UploadDeclaration(): GetChainState(): %v", pattern.ERR_RPC_CONNECTION) | ||
| } | ||
|
|
||
| var nonce types.Option[types.U256] | ||
| nonce.SetNone() | ||
|
|
||
| var maxPriorityFeePerGas types.Option[types.U256] | ||
| maxPriorityFeePerGas.SetNone() | ||
|
|
||
| call, err := types.NewCall(c.metadata, pattern.TX_EVM_CALL, source, target, input, value, gasLimit, maxFeePerGas, maxPriorityFeePerGas, nonce, accessList) | ||
| if err != nil { | ||
| err = fmt.Errorf("rpc err: [%s] [tx] [%s] NewCall: %v", c.GetCurrentRpcAddr(), pattern.EVM, err) | ||
| c.SetChainState(false) | ||
| return txhash, err | ||
| } | ||
|
|
||
| ext := types.NewExtrinsic(call) | ||
|
|
||
| key, err := types.CreateStorageKey(c.metadata, pattern.SYSTEM, pattern.ACCOUNT, c.keyring.PublicKey) | ||
| if err != nil { | ||
| err = fmt.Errorf("rpc err: [%s] [tx] [%s] CreateStorageKey: %v", c.GetCurrentRpcAddr(), pattern.EVM, err) | ||
| c.SetChainState(false) | ||
| return txhash, err | ||
| } | ||
|
|
||
| ok, err := c.api.RPC.State.GetStorageLatest(key, &accountInfo) | ||
| if err != nil { | ||
| err = fmt.Errorf("rpc err: [%s] [tx] [%s] GetStorageLatest: %v", c.GetCurrentRpcAddr(), pattern.EVM, err) | ||
| c.SetChainState(false) | ||
| return txhash, err | ||
| } | ||
|
|
||
| if !ok { | ||
| keyStr, _ := utils.NumsToByteStr(key, map[string]bool{}) | ||
| return txhash, fmt.Errorf( | ||
| "chain rpc.state.GetStorageLatest[%v]: %v", | ||
| keyStr, | ||
| pattern.ERR_RPC_EMPTY_VALUE, | ||
| ) | ||
| } | ||
|
|
||
| o := types.SignatureOptions{ | ||
| BlockHash: c.genesisHash, | ||
| Era: types.ExtrinsicEra{IsMortalEra: false}, | ||
| GenesisHash: c.genesisHash, | ||
| Nonce: types.NewUCompactFromUInt(uint64(accountInfo.Nonce)), | ||
| SpecVersion: c.runtimeVersion.SpecVersion, | ||
| Tip: types.NewUCompactFromUInt(0), | ||
| TransactionVersion: c.runtimeVersion.TransactionVersion, | ||
| } | ||
|
|
||
| err = ext.Sign(c.keyring, o) | ||
| if err != nil { | ||
| err = fmt.Errorf("rpc err: [%s] [tx] [%s] Sign: %v", c.GetCurrentRpcAddr(), pattern.EVM, err) | ||
| c.SetChainState(false) | ||
| return txhash, err | ||
| } | ||
|
|
||
| sub, err := c.api.RPC.Author.SubmitAndWatchExtrinsic(ext) | ||
| if err != nil { | ||
| if strings.Contains(err.Error(), pattern.ERR_RPC_PRIORITYTOOLOW) { | ||
| o.Nonce = types.NewUCompactFromUInt(uint64(accountInfo.Nonce + 1)) | ||
| err = ext.Sign(c.keyring, o) | ||
| if err != nil { | ||
| return txhash, errors.Wrap(err, "[Sign]") | ||
| } | ||
| sub, err = c.api.RPC.Author.SubmitAndWatchExtrinsic(ext) | ||
| if err != nil { | ||
| err = fmt.Errorf("rpc err: [%s] [tx] [%s] SubmitAndWatchExtrinsic: %v", c.GetCurrentRpcAddr(), pattern.EVM, err) | ||
| c.SetChainState(false) | ||
| return txhash, err | ||
| } | ||
| } else { | ||
| err = fmt.Errorf("rpc err: [%s] [tx] [%s] SubmitAndWatchExtrinsic: %v", c.GetCurrentRpcAddr(), pattern.EVM, err) | ||
| c.SetChainState(false) | ||
| return txhash, err | ||
| } | ||
| } | ||
| defer sub.Unsubscribe() | ||
|
|
||
| timeout := time.NewTimer(c.packingTime) | ||
| defer timeout.Stop() | ||
|
|
||
| for { | ||
| select { | ||
| case status := <-sub.Chan(): | ||
| if status.IsInBlock { | ||
| txhash = status.AsInBlock.Hex() | ||
| return txhash, err | ||
| } | ||
| case err = <-sub.Err(): | ||
| return txhash, errors.Wrap(err, "[sub]") | ||
| case <-timeout.C: | ||
| return txhash, pattern.ERR_RPC_TIMEOUT | ||
| } | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,84 @@ | ||
| package main | ||
|
|
||
| import ( | ||
| "context" | ||
| "encoding/hex" | ||
| "fmt" | ||
| "log" | ||
| "math/big" | ||
| "time" | ||
|
|
||
| cess "github.com/CESSProject/cess-go-sdk" | ||
| "github.com/CESSProject/cess-go-sdk/chain" | ||
| "github.com/CESSProject/cess-go-sdk/core/pattern" | ||
| "github.com/centrifuge/go-substrate-rpc-client/v4/types" | ||
| ) | ||
|
|
||
| // Substrate well-known mnemonic: | ||
| // | ||
| // https://github.com/substrate-developer-hub/substrate-developer-hub.github.io/issues/613 | ||
| var MY_MNEMONIC = "head achieve piano online exhaust bulk trust vote inflict room keen maximum" | ||
|
|
||
| var RPC_ADDRS = []string{ | ||
| //devnet | ||
| "wss://devnet-rpc.cess.cloud/ws/", | ||
| //testnet | ||
| // "wss://testnet-rpc0.cess.cloud/ws/", | ||
| // "wss://testnet-rpc1.cess.cloud/ws/", | ||
| // "wss://testnet-rpc2.cess.cloud/ws/", | ||
| } | ||
|
|
||
| func main() { | ||
| // 1. new sdk | ||
| sdk, err := NewSDK() | ||
| if err != nil { | ||
| panic(err) | ||
| } | ||
|
|
||
| var ( | ||
| source types.H160 | ||
| target types.H160 | ||
| input types.Bytes | ||
| value types.U256 | ||
| gasLimit types.U64 | ||
| maxFeePerGas types.U256 | ||
| accessList []pattern.AccessInfo | ||
| ) | ||
|
|
||
| s_h160, err := hex.DecodeString("1e3e1c69dfbd27d398e92da4844a9abdc2786ac0") | ||
| if err != nil { | ||
| log.Fatalln(err) | ||
| } | ||
| source = types.NewH160(s_h160) | ||
|
|
||
| t_h160, err := hex.DecodeString("7352188979857675C3aD1AA6662326ebD6DDBf6d") | ||
| if err != nil { | ||
| log.Fatalln(err) | ||
| } | ||
| target = types.NewH160(t_h160) | ||
|
|
||
| input_string, err := hex.DecodeString("a9059cbb00000000000000000000000085cdaca43a76c8ab769b974c2cf7306980742a310000000000000000000000000000000000000000000000000de0b6b3a7640000") | ||
| input = input_string | ||
|
|
||
| value = types.NewU256(*big.NewInt(0)) | ||
|
|
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| gasLimit = 3000000 | ||
|
|
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| maxFeePerGas = types.NewU256(*big.NewInt(500000000)) | ||
|
|
||
| block_hash, err := sdk.SendEvmCall(source, target, input, value, gasLimit, maxFeePerGas, accessList) | ||
| if err != nil { | ||
| log.Fatalln(err) | ||
| } | ||
|
|
||
| fmt.Printf("%s", block_hash) | ||
| } | ||
|
|
||
| func NewSDK() (*chain.ChainClient, error) { | ||
| return cess.New( | ||
| context.Background(), | ||
| cess.ConnectRpcAddrs(RPC_ADDRS), | ||
| cess.Mnemonic(MY_MNEMONIC), | ||
| cess.TransactionTimeout(time.Second*10), | ||
| ) | ||
| } |
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