public void ShouldValidateSignature()
{
var domain = "login.xyz";
var address = "0xb8a316ea8a9e48ebd25b73c71bc0f22f5c337d1f";
var statement = "Sign-In With Ethereum Example Statement";
var uri = "https://login.xyz";
var version = "1";
var chainId = "1";
var nonce = "uolthxpe";
var issuedAt = "2021-11-25T02:36:37.013Z";
var signature = "0x6eabbdf0861ca83b6cf98381dcbc3db16dffce9a0449dc8b359718d13b0093c3285b6dea7e84ad1aa4871b63899319a988ddf39df3080bcdc60f68dd0942e8221c";
var message =
"login.xyz wants you to sign in with your Ethereum account:\n0xb8a316ea8a9e48ebd25b73c71bc0f22f5c337d1f\n\nSign-In With Ethereum Example Statement\n\nURI: https://login.xyz\nVersion: 1\nChain ID: 1\nNonce: uolthxpe\nIssued At: 2021-11-25T02:36:37.013Z";
var siweMessage = new SiweMessage();
siweMessage.Domain = domain;
siweMessage.Address = address;
siweMessage.Statement = statement;
siweMessage.Uri = uri;
siweMessage.Version = version;
siweMessage.ChainId = chainId;
siweMessage.Nonce = nonce;
siweMessage.IssuedAt = issuedAt;
siweMessage.Signature = signature;
var builtMessage = SiweMessageStringBuilder.BuildMessage(siweMessage);
Assert.Equal(message, builtMessage);
var messageSigner = new EthereumMessageSigner();
var accountRecovered = messageSigner.EncodeUTF8AndEcRecover(builtMessage, signature);
Assert.True(accountRecovered.IsTheSameAddress(address));
}
public void ShouldParseAndBuildWithAllOptionalFields()
{
var message = "[email protected]:8080 wants you to sign in with your Ethereum account:\n0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2\n\nI accept the ServiceOrg Terms of Service: https://service.org/tos\n\nURI: https://service.org/login\nVersion: 1\nChain ID: 1\nNonce: 32891757\nIssued At: 2021-09-30T16:25:24.000Z\nExpiration Time: 2021-09-30T16:25:24.000Z\nNot Before: 2021-09-30T16:25:24.000Z\nRequest ID: 200\nResources:\n- ipfs://Qme7ss3ARVgxv6rXqVPiikMJ8u2NLgmgszg13pYrDKEoiu\n- https://example.com/my-web2-claim.json";
var domain = "[email protected]:8080";
var address = "0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2";
var statement = "I accept the ServiceOrg Terms of Service: https://service.org/tos";
var uri = "https://service.org/login";
var version = "1";
var chainId = "1";
var nonce = "32891757";
var issuedAt = "2021-09-30T16:25:24.000Z";
var expirationTime = "2021-09-30T16:25:24.000Z";
var notBefore = "2021-09-30T16:25:24.000Z";
var requestId = "200";
var resource1 = "ipfs://Qme7ss3ARVgxv6rXqVPiikMJ8u2NLgmgszg13pYrDKEoiu";
var resource2 = "https://example.com/my-web2-claim.json";
var decodedMessage = SiweMessageParser.Parse(message);
Assert.Equal(domain, decodedMessage.Domain);
Assert.Equal(address, decodedMessage.Address);
Assert.Equal(statement, decodedMessage.Statement);
Assert.Equal(uri, decodedMessage.Uri);
Assert.Equal(version, decodedMessage.Version);
Assert.Equal(chainId, decodedMessage.ChainId);
Assert.Equal(nonce, decodedMessage.Nonce);
Assert.Equal(issuedAt, decodedMessage.IssuedAt);
Assert.Equal(expirationTime, decodedMessage.ExpirationTime);
Assert.Equal(notBefore, decodedMessage.NotBefore);
Assert.Equal(requestId, decodedMessage.RequestId);
Assert.Equal(resource1, decodedMessage.Resources[0]);
Assert.Equal(resource2, decodedMessage.Resources[1]);
var decodedMessage2 = SiweMessageParser.ParseUsingAbnf(message);
Assert.Equal(domain, decodedMessage2.Domain);
Assert.Equal(address, decodedMessage2.Address);
Assert.Equal(statement, decodedMessage2.Statement);
Assert.Equal(uri, decodedMessage2.Uri);
Assert.Equal(version, decodedMessage2.Version);
Assert.Equal(chainId, decodedMessage2.ChainId);
Assert.Equal(nonce, decodedMessage2.Nonce);
Assert.Equal(issuedAt, decodedMessage2.IssuedAt);
Assert.Equal(expirationTime, decodedMessage2.ExpirationTime);
Assert.Equal(notBefore, decodedMessage2.NotBefore);
Assert.Equal(requestId, decodedMessage2.RequestId);
Assert.Equal(resource1, decodedMessage2.Resources[0]);
Assert.Equal(resource2, decodedMessage2.Resources[1]);
var builtMessage = SiweMessageStringBuilder.BuildMessage(decodedMessage2);
Assert.Equal(message, builtMessage);
}
public bool IsMessageSignatureValid(SiweMessage siweMessage)
{
var builtMessage = SiweMessageStringBuilder.BuildMessage(siweMessage);
var messageSigner = new EthereumMessageSigner();
var accountRecovered = messageSigner.EncodeUTF8AndEcRecover(builtMessage, siweMessage.Signature);
if (accountRecovered.IsTheSameAddress(siweMessage.Address))
{
return(true);
}
return(false);
}
public virtual bool ValidateSiweMessageHasCorrectNonce(SiweMessage siweMessage)
{
if (_messages.ContainsKey(siweMessage.Nonce))
{
var currentMessage = SiweMessageStringBuilder.BuildMessage(siweMessage);
var existingMessage = SiweMessageStringBuilder.BuildMessage(_messages[siweMessage.Nonce]);
if (currentMessage == existingMessage)
{
return(true);
}
}
return(false);
}
public string BuildMessageToSign(SiweMessage siweMessage)
{
if (string.IsNullOrEmpty(siweMessage.IssuedAt))
{
siweMessage.SetIssuedAtNow();
}
if (string.IsNullOrEmpty(siweMessage.Version))
{
siweMessage.Version = "1";
}
_siweSessionNonceManagement.AssignNewNonce(siweMessage);
return(SiweMessageStringBuilder.BuildMessage(siweMessage));
}
public void ShouldParseAndBuildTimestampWithoutMicroseconds()
{
var message = "service.org wants you to sign in with your Ethereum account:\n0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2\n\nI accept the ServiceOrg Terms of Service: https://service.org/tos\n\nURI: https://service.org/login\nVersion: 1\nChain ID: 1\nNonce: 32891757\nIssued At: 2021-09-30T16:25:24Z";
var domain = "service.org";
var address = "0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2";
var statement = "I accept the ServiceOrg Terms of Service: https://service.org/tos";
var uri = "https://service.org/login";
var version = "1";
var chainId = "1";
var nonce = "32891757";
var issuedAt = "2021-09-30T16:25:24Z";
var decodedMessage = SiweMessageParser.Parse(message);
Assert.Equal(domain, decodedMessage.Domain);
Assert.Equal(address, decodedMessage.Address);
Assert.Equal(statement, decodedMessage.Statement);
Assert.Equal(uri, decodedMessage.Uri);
Assert.Equal(version, decodedMessage.Version);
Assert.Equal(chainId, decodedMessage.ChainId);
Assert.Equal(nonce, decodedMessage.Nonce);
Assert.Equal(issuedAt, decodedMessage.IssuedAt);
var decodedMessage2 = SiweMessageParser.ParseUsingAbnf(message);
Assert.Equal(domain, decodedMessage2.Domain);
Assert.Equal(address, decodedMessage2.Address);
Assert.Equal(statement, decodedMessage2.Statement);
Assert.Equal(uri, decodedMessage2.Uri);
Assert.Equal(version, decodedMessage2.Version);
Assert.Equal(chainId, decodedMessage2.ChainId);
Assert.Equal(nonce, decodedMessage2.Nonce);
Assert.Equal(issuedAt, decodedMessage2.IssuedAt);
var builtMessage = SiweMessageStringBuilder.BuildMessage(decodedMessage2);
Assert.Equal(message, builtMessage);
}