public void AddReviewerAddressToReviewerStore(PublicReviewerAddressModel pra) { this.logger.LogTrace("({0}:'{1}',{2}:'{3}',{4}:{5})", nameof(pra.GroupId), pra.GroupId, nameof(pra.Address), pra.Address, nameof(pra.Network), pra.Network); if (!this.ReviewerAddresses.ContainsKey(pra.Address.ToString())) { this.logger.LogTrace("Reviewer address '{0}' was not found in the reviewer address store, adding it.", pra.Address); if (!String.IsNullOrEmpty(pra.GroupId)) { var existingGroup = this.ReviewerAddresses.Values.FirstOrDefault(ra => ra.GroupId == pra.GroupId); if (existingGroup != null) { // let's use the same name for the same groupIds for every entry pra.GroupName = existingGroup.GroupName; } } else if (!String.IsNullOrWhiteSpace(pra.GroupName)) { var existingGroup = this.ReviewerAddresses.Values.FirstOrDefault(ra => ra.GroupName == pra.GroupName); if (existingGroup != null) { pra.GroupId = existingGroup.GroupId; } else { // we have to generate an ID for this new group pra.GroupId = new Key().ToHex(this.network); } } this.ReviewerAddresses.Add(pra.Address, pra); SaveReviewerAddresses(); } else { this.logger.LogTrace("Reviewer address '{0}' was already in the reviewer address store, skipping it.", pra.Address); } this.logger.LogTrace("(-)"); }
public IActionResult CreateReviewerAddressAsync([FromBody] CreateReviewerAddressRequest request) { Guard.NotNull(request, nameof(request)); // checks the request is valid if (!this.ModelState.IsValid) { return(ModelStateErrors.BuildErrorResponse(this.ModelState)); } try { // calculate the Manager password hash byte[] binaryPassword = System.Text.Encoding.ASCII.GetBytes(request.RsaPassword); Org.BouncyCastle.Crypto.Digests.Sha512Digest sha = new Org.BouncyCastle.Crypto.Digests.Sha512Digest(); sha.BlockUpdate(binaryPassword, 0, binaryPassword.Length); byte[] shaOutput = new byte[512 / 8]; sha.DoFinal(shaOutput, 0); NBitcoin.DataEncoders.HexEncoder he = new NBitcoin.DataEncoders.HexEncoder(); string rsaPasswordHashHex = he.EncodeData(shaOutput); // create the multisig address PubKey[] groupMemberKeys = request.SignaturePubKeys.Select(pubKeyHex => new PubKey(pubKeyHex)).ToArray(); var scriptPubKey = PayToMultiSigTemplate .Instance .GenerateScriptPubKey(request.RequeiredSignatureCount, groupMemberKeys); PublicReviewerAddressModel model = new PublicReviewerAddressModel { PublicApiUrl = request.PublicApiUrl }; // check if the API is reachable and the address can be added to the watch list Uri apiRequestUri = new Uri(new Uri(model.PublicApiUrl), $"/api/WatchOnlyWallet/watch?address={scriptPubKey.Hash.GetAddress(this.network).ToString()}"); try { HttpWebRequest apiRequest = (HttpWebRequest)WebRequest.Create(apiRequestUri); ASCIIEncoding encoding = new ASCIIEncoding(); string postData = ""; byte[] data = encoding.GetBytes(postData); apiRequest.Method = "POST"; apiRequest.ContentType = "application/x-www-form-urlencoded"; apiRequest.ContentLength = data.Length; using (Stream stream = apiRequest.GetRequestStream()) { stream.Write(data, 0, data.Length); } HttpWebResponse apiResponse = (HttpWebResponse)apiRequest.GetResponse(); string responseString = new StreamReader(apiResponse.GetResponseStream()).ReadToEnd(); if (apiResponse.StatusCode != HttpStatusCode.OK) { throw new Exception($"The API request '{apiRequestUri.ToString()}' returned the status code '{apiResponse.StatusCode}'."); } } catch (Exception e) { throw new Exception($"The API request '{apiRequestUri.ToString()}' returned an error '{e.Message}'."); } // generate the RSA keypair for the address AsymmetricCipherKeyPair rsaKeyPair = GetRSAKeyPairFromSeed(request.RsaPassword + scriptPubKey.Hash.GetAddress(this.network).ToString()); RsaKeyParameters rsaPublicKey = rsaKeyPair.Public as RsaKeyParameters; RsaPublicKey pbk = new RsaPublicKey() { Exponent = rsaPublicKey.Exponent.ToByteArrayUnsigned(), Modulus = rsaPublicKey.Modulus.ToByteArrayUnsigned() }; RsaPrivateCrtKeyParameters rsaPrivateKey = rsaKeyPair.Private as RsaPrivateCrtKeyParameters; RsaPrivateKey prk = new RsaPrivateKey() { DP = rsaPrivateKey.DP.ToByteArrayUnsigned(), DQ = rsaPrivateKey.DQ.ToByteArrayUnsigned(), Exponent = rsaPrivateKey.Exponent.ToByteArrayUnsigned(), Modulus = rsaPrivateKey.Modulus.ToByteArrayUnsigned(), P = rsaPrivateKey.P.ToByteArrayUnsigned(), PublicExponent = rsaPrivateKey.PublicExponent.ToByteArrayUnsigned(), Q = rsaPrivateKey.Q.ToByteArrayUnsigned(), QInv = rsaPrivateKey.QInv.ToByteArrayUnsigned() }; // return all the information we have model = new PublicReviewerAddressModel { Network = this.network.ToString(), Address = scriptPubKey.Hash.GetAddress(this.network).ToString(), PublicName = request.PublicName, GroupName = request.GroupName, ValidFrom = request.ValidFrom.ToString("o"), ValidUntil = request.ValidUntil.ToString("o"), ScriptPubKeyHex = scriptPubKey.ToHex(), RsaPublicKeyHex = pbk.ToHex(), RsaPrivateKeyHex = prk.ToHex(), RsaPasswordHashHex = rsaPasswordHashHex, PublicApiUrl = request.PublicApiUrl }; ((WalletManager)this.walletManager).AddReviewerAddressToReviewerStore(model); return(this.Json(model)); } catch (Exception e) { this.logger.LogError("Exception occurred: {0}", e.ToString()); return(ErrorHelpers.BuildErrorResponse(HttpStatusCode.BadRequest, e.Message, e.ToString())); } }