public async Task <TransactionReceipt> SetResolver() { var SetResolverFunction = new SetResolverFunction() { Node = EnsUtil.GetNameHash($"{Domain}.eth").HexToByteArray(), Resolver = PublicResolverAddress, FromAddress = OwnerAddress, Gas = new HexBigInteger(100000), GasPrice = new HexBigInteger(100000), }; return(await ENSRegistryService.SetResolverRequestAndWaitForReceiptAsync(SetResolverFunction)); }
private async ValueTask <string> GetRegistrantAddress(string Domain) { var NameHashString = EnsUtil.GetNameHash(Domain); var NameHashBytes = NameHashString.HexToByteArray(); var OwnerFunction = new OwnerFunction() { Node = NameHashBytes }; return(await ENSRegistryService.OwnerQueryAsync(OwnerFunction)); }
public async Task <string> GetEnsAddress(string ensName) { var ensUtil = new EnsUtil(); var contract = "0x314159265dD8dbb310642f98f50C066173C1259b"; //ENS contract address var web3 = new Web3("https://mainnet.infura.io/v3/146c5ff4a83a4a62b8eb4bbc93e07974"); var fullNameNode = ensUtil.GetNameHash(ensName); var ensRegistryService = new ENSRegistryService(web3, contract); var resolverAddress = await ensRegistryService.ResolverQueryAsync( new ResolverFunction() { Node = fullNameNode.HexToByteArray() }); var newRes = "0x4976fb03C32e5B8cfe2b6cCB31c09Ba78EBaBa41"; var resolverService = new PublicResolverService(web3, resolverAddress); var migratedResolverService = new PublicResolverService(web3, newRes); var address = await resolverService.AddrQueryAsync(fullNameNode.HexToByteArray()); var migratedAddress = await migratedResolverService.AddrQueryAsync(fullNameNode.HexToByteArray()); if (migratedAddress == "0x0000000000000000000000000000000000000000") { return(address); } else { return(migratedAddress); } }
public async ValueTask <(string Registrant, ulong TimeToLive, string Resolver, string Contract)> ResolveAsync(string Domain) { if (!Domain.EndsWith(".eth", StringComparison.InvariantCultureIgnoreCase)) { throw new NotImplementedException($"Only .ETH Top-Level Domain is Supported."); } var NameHashString = EnsUtil.GetNameHash(Domain); var NameHashBytes = NameHashString.HexToByteArray(); var TimeToLive = await GetTimeToLiveAsync(NameHashBytes); var ResolverFunction = new ResolverFunction() { Node = NameHashBytes }; //get the resolver address from ENS var Resolver = await ENSRegistryService.ResolverQueryAsync(ResolverFunction); var OwnerFunction = new OwnerFunction() { Node = NameHashBytes }; var Registrant = await ENSRegistryService.OwnerQueryAsync(OwnerFunction); var ResolverService = new PublicResolverService(Web3, Resolver); //and get the address from the resolver var Contract = await ResolverService.AddrQueryAsync(NameHashBytes); return(Registrant, TimeToLive, Resolver, Contract); }
public async Task <string> ResolveAsync(string Domain) { var NameHashString = EnsUtil.GetNameHash(Domain); var NameHashBytes = NameHashString.HexToByteArray(); var ResolverFunction = new ResolverFunction() { Node = NameHashBytes }; //get the resolver address from ENS var ResolverAddress = await ENSRegistryService.ResolverQueryAsync(ResolverFunction); var ResolverService = new PublicResolverService(Web3, ResolverAddress); //and get the address from the resolver var Address = await ResolverService.AddrQueryAsync(NameHashBytes); return(Address); }
public static async Task <string> GetENSAddress(string ensName) { try { var ensUtil = new EnsUtil(); var contract = "0x314159265dD8dbb310642f98f50C066173C1259b"; //ENS contract address var web3 = new Web3(ChainWatcher.GETH_WEB3_ENDPOINT); var fullNameNode = ensUtil.GetNameHash(ensName); var ensRegistryService = new ENSRegistryService(web3, contract); var oldResolver = "0x226159d592E2b063810a10Ebf6dcbADA94Ed68b8"; var resolverAddress = await ensRegistryService.ResolverQueryAsync( new ResolverFunction() { Node = fullNameNode.HexToByteArray() }); var newRes = "0x4976fb03C32e5B8cfe2b6cCB31c09Ba78EBaBa41"; var resolverService = new PublicResolverService(web3, resolverAddress); var migratedResolverService = new PublicResolverService(web3, newRes); var address = await resolverService.AddrQueryAsync(fullNameNode.HexToByteArray()); var migratedAddress = await migratedResolverService.AddrQueryAsync(fullNameNode.HexToByteArray()); if (migratedAddress == "0x0000000000000000000000000000000000000000") { return(address); } else { return(migratedAddress); } } catch (Exception e) { Console.WriteLine(e.Message); } return(null); }
public async void ShouldCreateEnsRegistarResolverAndRegiterandResolveANewAddress() { //Ignoring parity due to https://github.com/paritytech/parity-ethereum/issues/8675 if (_ethereumClientIntegrationFixture.Geth) { //The address we want to resolve when using "test.eth" var addressToResolve = "0x12890D2cce102216644c59daE5baed380d84830c"; var addressFrom = "0x12890D2cce102216644c59daE5baed380d84830c"; var web3 = _ethereumClientIntegrationFixture.GetWeb3(); //deploy ENS contract var ensDeploymentReceipt = await ENSRegistryService.DeployContractAndWaitForReceiptAsync(web3, new ENSRegistryDeployment()); var ensUtil = new EnsUtil(); var ethNode = ensUtil.GetNameHash("eth"); //create a new First in First service registrar for "eth" var fifsDeploymentReceipt = await FIFSRegistrarService.DeployContractAndWaitForReceiptAsync(web3, new FIFSRegistrarDeployment() { EnsAddr = ensDeploymentReceipt.ContractAddress, Node = ethNode.HexToByteArray() }); var publicResolverDeploymentReceipt = await PublicResolverService.DeployContractAndWaitForReceiptAsync( web3, new PublicResolverDeployment() { Ens = ensDeploymentReceipt.ContractAddress } ); var ensRegistryService = new ENSRegistryService(web3, ensDeploymentReceipt.ContractAddress); //set ownership of "eth" to the fifs service //we are owners of "", so a subnode label "eth" will now be owned by the FIFS registar, which will allow to also to set ownership in Ens of further subnodes of Eth. var ethLabel = ensUtil.GetLabelHash("eth"); var receipt = await ensRegistryService.SetSubnodeOwnerRequestAndWaitForReceiptAsync( ensUtil.GetNameHash("").HexToByteArray(), ethLabel.HexToByteArray(), fifsDeploymentReceipt.ContractAddress ); //Now the owner of Eth is the FIFS var ownerOfEth = await ensRegistryService.OwnerQueryAsync(ethNode.HexToByteArray()); Assert.Equal(fifsDeploymentReceipt.ContractAddress.ToLower(), ownerOfEth.ToLower()); /**** setup done **/ //registration of "myname" //create a service for the registrar var fifsService = new FIFSRegistrarService(web3, fifsDeploymentReceipt.ContractAddress); //create a label var testLabel = ensUtil.GetLabelHash("myname"); //submit the registration using the label bytes, and set ourselves as the owner await fifsService.RegisterRequestAndWaitForReceiptAsync(new RegisterFunction() { Owner = addressFrom, Subnode = testLabel.HexToByteArray() }); //now using the the full name var fullNameNode = ensUtil.GetNameHash("myname.eth"); var ownerOfMyName = await ensRegistryService.OwnerQueryAsync(fullNameNode.HexToByteArray()); //set the resolver (the public one) await ensRegistryService.SetResolverRequestAndWaitForReceiptAsync( new SetResolverFunction() { Resolver = publicResolverDeploymentReceipt.ContractAddress, Node = fullNameNode.HexToByteArray() }); var publicResolverService = new PublicResolverService(web3, publicResolverDeploymentReceipt.ContractAddress); // set the address in the resolver which we want to resolve, ownership is validated using ENS in the background //Fails here await publicResolverService.SetAddrRequestAndWaitForReceiptAsync(fullNameNode.HexToByteArray(), addressToResolve ); //Now as "end user" we can start resolving... //get the resolver address from ENS var resolverAddress = await ensRegistryService.ResolverQueryAsync( fullNameNode.HexToByteArray()); //using the resolver address we can create our service (should be an abstract / interface based on abi as we can have many) var resolverService = new PublicResolverService(web3, resolverAddress); //and get the address from the resolver var theAddress = await resolverService.AddrQueryAsync(fullNameNode.HexToByteArray()); Assert.Equal(addressToResolve.ToLower(), theAddress.ToLower()); } }
public void ShouldEncodeCorrectly() { var ensUtil = new EnsUtil(); //empty Assert.Equal("0x0000000000000000000000000000000000000000000000000000000000000000", ensUtil.GetNameHash("")); //tld Assert.Equal("0x93cdeb708b7545dc668eb9280176169d1c33cfd8ed6f04690a0bcc88a93fc4ae", ensUtil.GetNameHash("eth")); //foo.eth Assert.Equal("0xde9b09fd7c5f901e23a3f19fecc54828e9c848539801e86591bd9801b019f84f", ensUtil.GetNameHash("foo.eth")); //normalise ascii domain Assert.Equal("foo.eth", ensUtil.Normalise("foo.eth")); //normalise international domain //with crylic 'o' Assert.Equal("xn--f-1tba.eth", ensUtil.Normalise("fоо.eth")); }