public static async Task Execute() { Console.WriteLine("Ledger sample -> started"); var myWalletName = "myWallet"; var theirWalletName = "theirWallet"; try { //1. Create and Open Pool await PoolUtils.CreatePoolLedgerConfig(); //2. Create and Open My Wallet await WalletUtils.CreateWalleatAsync(PoolUtils.DEFAULT_POOL_NAME, myWalletName, "default", null, null); // 3. Create and Open Trustee Wallet await WalletUtils.CreateWalleatAsync(PoolUtils.DEFAULT_POOL_NAME, theirWalletName, "default", null, null); //4. Open pool and wallets in using statements to ensure they are closed when finished. using (var pool = await Pool.OpenPoolLedgerAsync(PoolUtils.DEFAULT_POOL_NAME, "{}")) using (var myWallet = await Wallet.OpenWalletAsync(myWalletName, null, null)) using (var theirWallet = await Wallet.OpenWalletAsync(theirWalletName, null, null)) { //5. Create My Did var createMyDidResult = await Signus.CreateAndStoreMyDidAsync(myWallet, "{}"); //6. Create Their Did var createTheirDidResult = await Signus.CreateAndStoreMyDidAsync(theirWallet, "{}"); var theirDid = createTheirDidResult.Did; var theirVerkey = createTheirDidResult.VerKey; //7. Store Their DID var identityJson = string.Format("{{\"did\":\"{0}\", \"verkey\":\"{1}\"}}", theirDid, theirVerkey); await Signus.StoreTheirDidAsync(myWallet, identityJson); //8. Their sign message var msgBytes = Encoding.UTF8.GetBytes("{\n" + " \"reqId\":1495034346617224651,\n" + " \"identifier\":\"GJ1SzoWzavQYfNL9XkaJdrQejfztN4XqdsiV4ct3LXKL\",\n" + " \"operation\":{\n" + " \"type\":\"1\",\n" + " \"dest\":\"4efZu2SXufS556yss7W5k6Po37jt4371RM4whbPKBKdB\"\n" + " }\n" + "}"); var signatureBytes = await Signus.SignAsync(theirWallet, theirDid, msgBytes); //9. Verify message var valid = await Signus.VerifySignatureAsync(myWallet, pool, theirDid, msgBytes, signatureBytes); Debug.Assert(valid == true); //10. Close wallets and pool await myWallet.CloseAsync(); await theirWallet.CloseAsync(); await pool.CloseAsync(); } } finally { // 12. Delete wallets and Pool ledger config await WalletUtils.DeleteWalletAsync(myWalletName, null); await WalletUtils.DeleteWalletAsync(theirWalletName, null); await PoolUtils.DeletePoolLedgerConfigAsync(PoolUtils.DEFAULT_POOL_NAME); } Console.WriteLine("Ledger sample -> completed"); }
public static async Task Execute() { Console.WriteLine("Agent sample -> started"); var listenerWalletName = "listenerWallet"; var trusteeWalletName = "trusteeWallet"; var endpoint = "127.0.0.1:9801"; var message = "test"; var trusteeSeed = "000000000000000000000000Trustee1"; try { //1. Create Pool await PoolUtils.CreatePoolLedgerConfig(); //2. Create Listener Wallet await WalletUtils.CreateWalleatAsync(PoolUtils.DEFAULT_POOL_NAME, listenerWalletName, "default", null, null); //3. Create Trustee Wallet await WalletUtils.CreateWalleatAsync(PoolUtils.DEFAULT_POOL_NAME, trusteeWalletName, "default", null, null); //4. Open pool and wallets in using statements to ensure they are closed when finished. using (var pool = await Pool.OpenPoolLedgerAsync(PoolUtils.DEFAULT_POOL_NAME, "{}")) using (var listenerWallet = await Wallet.OpenWalletAsync(listenerWalletName, null, null)) using (var trusteeWallet = await Wallet.OpenWalletAsync(trusteeWalletName, null, null)) { var senderWallet = trusteeWallet; //5. Create My Did var createMyDidResult = await Signus.CreateAndStoreMyDidAsync(listenerWallet, "{}"); var listenerDid = createMyDidResult.Did; var listenerVerkey = createMyDidResult.VerKey; var listenerPk = createMyDidResult.Pk; //6. Create Their Did from Trustee seed var trusteeDidJson = string.Format("{{\"seed\":\"{0}\"}}", trusteeSeed); var trusteeDidResult = await Signus.CreateAndStoreMyDidAsync(trusteeWallet, trusteeDidJson); var trusteeDid = trusteeDidResult.Did; var senderDid = trusteeDid; //7. Prepare and Send NYM request with signing var nymRequest = await Ledger.BuildNymRequestAsync(trusteeDid, listenerDid, listenerVerkey, null, null); await Ledger.SignAndSubmitRequestAsync(pool, trusteeWallet, trusteeDid, nymRequest); //8. Prepare and Send Attrib for listener (will be requested from ledger and used by sender at start connection) var rawAttribJson = string.Format("{{\"endpoint\":{{\"ha\":\"{0}\",\"verkey\":\"{1}\"}}}}", endpoint, listenerPk); var attribRequest = await Ledger.BuildAttribRequestAsync(listenerDid, listenerDid, null, rawAttribJson, null); await Ledger.SignAndSubmitRequestAsync(pool, listenerWallet, listenerDid, attribRequest); //9. start listener on endpoint var activeListener = await AgentListener.ListenAsync(endpoint); //10. Allow listener accept incoming connection for specific DID (listener_did) await activeListener.AddIdentityAsync(pool, listenerWallet, listenerDid); //11. Initiate connection from sender to listener var sendingConnection = await AgentConnection.ConnectAsync(pool, senderWallet, senderDid, listenerDid); var connectionEvent = await activeListener.WaitForConnectionAsync(); var receivingConnection = connectionEvent.Connection; //12. Send test message from sender to listener await sendingConnection.SendAsync(message); var messageEvent = await receivingConnection.WaitForMessageAsync(); Debug.Assert(string.Equals(message, messageEvent.Message)); //13. Close connection await sendingConnection.CloseAsync(); //14. Close listener await activeListener.CloseAsync(); //15. Close wallets and pool await listenerWallet.CloseAsync(); await trusteeWallet.CloseAsync(); await pool.CloseAsync(); } } finally { // 16. Delete Pool ledger config and wallets await PoolUtils.DeletePoolLedgerConfigAsync(PoolUtils.DEFAULT_POOL_NAME); await WalletUtils.DeleteWalletAsync(listenerWalletName, null); await WalletUtils.DeleteWalletAsync(trusteeWalletName, null); } Console.WriteLine("Agent sample -> completed"); }
public static async Task Execute() { var issuerWalletName = "issuerWallet"; var proverWalletName = "proverWallet"; try { //1. Create and Open Pool await PoolUtils.CreatePoolLedgerConfig(); //2. Issuer Create and Open Wallet await WalletUtils.CreateWalleatAsync(PoolUtils.DEFAULT_POOL_NAME, issuerWalletName, "default", null, null); //3. Prover Create and Open Wallet await WalletUtils.CreateWalleatAsync(PoolUtils.DEFAULT_POOL_NAME, proverWalletName, "default", null, null); //4. Open pool and wallets in using statements to ensure they are closed when finished. using (var pool = await Pool.OpenPoolLedgerAsync(PoolUtils.DEFAULT_POOL_NAME, "{}")) using (var issuerWallet = await Wallet.OpenWalletAsync(issuerWalletName, null, null)) using (var proverWallet = await Wallet.OpenWalletAsync(proverWalletName, null, null)) { //5. Issuer create ClaimDef var schemaJson = "{\n" + " \"seqNo\":1,\n" + " \"data\": {\n" + " \"name\":\"gvt\",\n" + " \"version\":\"1.0\",\n" + " \"attr_names\":[\"age\",\"sex\",\"height\",\"name\"]\n" + " }\n" + "}"; var issuerDid = "NcYxiDXkpYi6ov5FcYDi1e"; var claimDef = await AnonCreds.IssuerCreateAndStoreClaimDefAsync(issuerWallet, issuerDid, schemaJson, null, false); //6. Prover create Master Secret var masterSecret = "masterSecretName"; await AnonCreds.ProverCreateMasterSecretAsync(proverWallet, masterSecret); //7. Prover store Claim Offer var claimOffer = string.Format("{{\"issuer_did\":\"{0}\", \"schema_seq_no\":{1}}}", issuerDid, 1); await AnonCreds.ProverStoreClaimOfferAsync(proverWallet, claimOffer); //8. Prover get Claim Offers var claimOfferFilter = string.Format("{{\"issuer_did\":\"{0}\"}}", issuerDid); var claimOffersJson = await AnonCreds.ProverGetClaimOffersAsync(proverWallet, claimOfferFilter); var claimOffersObject = JArray.Parse(claimOffersJson); Debug.Assert(claimOffersObject.Count == 1); var claimOfferObject = (JObject)claimOffersObject[0]; var claimOfferJson = claimOfferObject.ToString(); //9. Prover create ClaimReq var proverDid = "BzfFCYk"; var claimReq = await AnonCreds.ProverCreateAndStoreClaimReqAsync(proverWallet, proverDid, claimOfferJson, claimDef, masterSecret); Debug.Assert(claimReq != null); //10. Issuer create Claim var claimAttributesJson = "{\n" + " \"sex\":[\"male\",\"5944657099558967239210949258394887428692050081607692519917050011144233115103\"],\n" + " \"name\":[\"Alex\",\"1139481716457488690172217916278103335\"],\n" + " \"height\":[\"175\",\"175\"],\n" + " \"age\":[\"28\",\"28\"]\n" + "}"; var createClaimResult = await AnonCreds.IssuerCreateClaimAsync(issuerWallet, claimReq, claimAttributesJson, -1); var claimJson = createClaimResult.ClaimJson; //11. Prover store Claim await AnonCreds.ProverStoreClaimAsync(proverWallet, claimJson); //12. Prover gets Claims for Proof Request var proofRequestJson = "{\n" + " \"nonce\":\"123432421212\",\n" + " \"name\":\"proof_req_1\",\n" + " \"version\":\"0.1\",\n" + " \"requested_attrs\":{\"attr1_uuid\":{\"schema_seq_no\":1,\"name\":\"name\"},\n" + " \"attr2_uuid\":{\"schema_seq_no\":1,\"name\":\"sex\"}},\n" + " \"requested_predicates\":{\"predicate1_uuid\":{\"attr_name\":\"age\",\"p_type\":\"GE\",\"value\":18}}\n" + " }"; var claimsForProofJson = await AnonCreds.ProverGetClaimsForProofReqAsync(proverWallet, proofRequestJson); var claimsForProof = JObject.Parse(claimsForProofJson); var claimsForAttribute1 = (JArray)claimsForProof["attrs"]["attr1_uuid"]; var claimsForAttribute2 = (JArray)claimsForProof["attrs"]["attr1_uuid"]; var claimsForPredicate = (JArray)claimsForProof["predicates"]["predicate1_uuid"]; Debug.Assert(claimsForAttribute1.Count == 1); Debug.Assert(claimsForAttribute2.Count == 1); Debug.Assert(claimsForPredicate.Count == 1); var claimUuid = claimsForAttribute1[0].Value <string>("claim_uuid"); //13. Prover create Proof var selfAttestedValue = "yes"; var requestedClaimsJson = string.Format("{{\n" + " \"self_attested_attributes\":{{\"self1\":\"{0}\"}},\n" + " \"requested_attrs\":{{\"attr1_uuid\":[\"{1}\", true],\n" + " \"attr2_uuid\":[\"{2}\", false]}},\n" + " \"requested_predicates\":{{\"predicate1_uuid\":\"{3}\"}}\n" + "}}", selfAttestedValue, claimUuid, claimUuid, claimUuid); var schemasJson = string.Format("{{\"{0}\":{1}}}", claimUuid, schemaJson); var claimDefsJson = string.Format("{{\"{0}\":{1}}}", claimUuid, claimDef); var revocRegsJson = "{}"; var proofJson = await AnonCreds.ProverCreateProofAsync(proverWallet, proofRequestJson, requestedClaimsJson, schemasJson, masterSecret, claimDefsJson, revocRegsJson); var proof = JObject.Parse(proofJson); //14. Verifier verify Proof Debug.Assert(string.Equals("Alex", proof["requested_proof"]["revealed_attrs"]["attr1_uuid"][1].ToString())); Debug.Assert(proof["requested_proof"]["unrevealed_attrs"].Value <string>("attr2_uuid") != null); Debug.Assert(string.Equals(selfAttestedValue, proof["requested_proof"]["self_attested_attrs"].Value <string>("self1"))); var valid = await AnonCreds.VerifierVerifyProofAsync(proofRequestJson, proofJson, schemasJson, claimDefsJson, revocRegsJson); Debug.Assert(valid == true); //15. Close wallets and pool await issuerWallet.CloseAsync(); await proverWallet.CloseAsync(); await pool.CloseAsync(); } } finally { //16. Delete wallets and Pool ledger config await WalletUtils.DeleteWalletAsync(issuerWalletName, null); await WalletUtils.DeleteWalletAsync(proverWalletName, null); await PoolUtils.DeletePoolLedgerConfigAsync(PoolUtils.DEFAULT_POOL_NAME); } Console.WriteLine("Anoncreds sample -> completed"); }
public static async Task Execute() { Console.WriteLine("Ledger sample -> started"); var myWalletName = "myWallet"; var theirWalletName = "theirWallet"; var trusteeSeed = "000000000000000000000000Trustee1"; try { // 1. Create ledger config from genesis txn file await PoolUtils.CreatePoolLedgerConfig(); // 2. Create and Open My Wallet await WalletUtils.CreateWalleatAsync(PoolUtils.DEFAULT_POOL_NAME, myWalletName, "default", null, null); // 3. Create and Open Trustee Wallet await WalletUtils.CreateWalleatAsync(PoolUtils.DEFAULT_POOL_NAME, theirWalletName, "default", null, null); //4. Open pool and wallets in using statements to ensure they are closed when finished. using (var pool = await Pool.OpenPoolLedgerAsync(PoolUtils.DEFAULT_POOL_NAME, "{}")) using (var myWallet = await Wallet.OpenWalletAsync(myWalletName, null, null)) using (var trusteeWallet = await Wallet.OpenWalletAsync(theirWalletName, null, null)) { //5. Create My Did var createMyDidResult = await Signus.CreateAndStoreMyDidAsync(myWallet, "{}"); var myDid = createMyDidResult.Did; var myVerkey = createMyDidResult.VerKey; //6. Create Did from Trustee1 seed var theirDidJson = string.Format("{{\"seed\":\"{0}\"}}", trusteeSeed); var createTheirDidResult = await Signus.CreateAndStoreMyDidAsync(trusteeWallet, theirDidJson); var trusteeDid = createTheirDidResult.Did; //7. Build Nym Request var nymRequest = await Ledger.BuildNymRequestAsync(trusteeDid, myDid, myVerkey, null, null); //8. Trustee Sign Nym Request var nymResponseJson = await Ledger.SignAndSubmitRequestAsync(pool, trusteeWallet, trusteeDid, nymRequest); var nymResponse = JObject.Parse(nymResponseJson); Debug.Assert(string.Equals(myDid, nymResponse["result"].Value <string>("dest"))); Debug.Assert(string.Equals(myVerkey, nymResponse["result"].Value <string>("verkey"))); //9. Close wallets and pool await myWallet.CloseAsync(); await trusteeWallet.CloseAsync(); await pool.CloseAsync(); } } finally { //10. Delete wallets and Pool ledger config await WalletUtils.DeleteWalletAsync(myWalletName, null); await WalletUtils.DeleteWalletAsync(theirWalletName, null); await PoolUtils.DeletePoolLedgerConfigAsync(PoolUtils.DEFAULT_POOL_NAME); } Console.WriteLine("Ledger sample -> completed"); }