/// <summary>
/// Calculate required keys to sign the given transaction
/// </summary>
/// <param name="availableKeys">available public keys list</param>
/// <param name="trx">transaction requiring signatures</param>
/// <returns>required public keys</returns>
public async Task <List <string> > GetRequiredKeys(List <string> availableKeys, Transaction trx)
{
int actionIndex = 0;
var abiSerializer = new AbiSerializationProvider(Api);
var abiResponses = await abiSerializer.GetTransactionAbis(trx);
foreach (var action in trx.context_free_actions)
{
action.data = SerializationHelper.ByteArrayToHexString(abiSerializer.SerializeActionData(action, abiResponses[actionIndex++]));
}
foreach (var action in trx.actions)
{
action.data = SerializationHelper.ByteArrayToHexString(abiSerializer.SerializeActionData(action, abiResponses[actionIndex++]));
}
return((await Api.GetRequiredKeys(new GetRequiredKeysRequest()
{
available_keys = availableKeys,
transaction = trx
})).required_keys);
}
public async Task <string> CreateTransaction(Transaction trx)
{
if (EosConfig.SignProvider == null)
{
throw new ArgumentNullException("SignProvider");
}
GetInfoResponse getInfoResult = null;
string chainId = EosConfig.ChainId;
if (string.IsNullOrWhiteSpace(chainId))
{
getInfoResult = await Api.GetInfo();
chainId = getInfoResult.chain_id;
}
if (trx.expiration == DateTime.MinValue ||
trx.ref_block_num == 0 ||
trx.ref_block_prefix == 0)
{
if (getInfoResult == null)
{
getInfoResult = await Api.GetInfo();
}
var getBlockResult = await Api.GetBlock(new GetBlockRequest()
{
block_num_or_id = getInfoResult.last_irreversible_block_num.ToString()
});
trx.expiration = getInfoResult.head_block_time.AddSeconds(EosConfig.ExpireSeconds);
trx.ref_block_num = (UInt16)(getInfoResult.last_irreversible_block_num & 0xFFFF);
trx.ref_block_prefix = getBlockResult.ref_block_prefix;
}
var packedTrx = await AbiSerializer.SerializePackedTransaction(trx);
var availableKeys = await EosConfig.SignProvider.GetAvailableKeys();
var requiredKeys = await GetRequiredKeys(availableKeys.ToList(), trx);
IEnumerable <string> abis = null;
if (trx.actions != null)
{
abis = trx.actions.Select(a => a.account);
}
var signatures = await EosConfig.SignProvider.Sign(chainId, requiredKeys, packedTrx, abis);
var result = await Api.PushTransaction(new PushTransactionRequest()
{
signatures = signatures.ToArray(),
compression = 0,
packed_context_free_data = "",
packed_trx = SerializationHelper.ByteArrayToHexString(packedTrx)
});
return(result.transaction_id);
}
public async Task <string> CreateTransaction(Transaction trx)
{
// if (VakaConfig.SignProvider == null)
// throw new ArgumentNullException("SignProvider");
GetInfoResponse getInfoResult = null;
string chainId = VakaConfig.ChainId;
if (string.IsNullOrWhiteSpace(chainId))
{
getInfoResult = await Api.GetInfo();
chainId = getInfoResult.ChainId;
}
if (trx.Expiration == DateTime.MinValue ||
trx.RefBlockNum == 0 ||
trx.RefBlockPrefix == 0)
{
if (getInfoResult == null)
{
getInfoResult = await Api.GetInfo();
}
var getBlockResult = await Api.GetBlock(new GetBlockRequest()
{
BlockNumOrId = getInfoResult.LastIrreversibleBlockNum.GetValueOrDefault().ToString()
});
trx.Expiration = getInfoResult.HeadBlockTime.Value.AddSeconds(VakaConfig.ExpireSeconds);
trx.RefBlockNum = (UInt16)(getInfoResult.LastIrreversibleBlockNum.Value & 0xFFFF);
trx.RefBlockPrefix = getBlockResult.RefBlockPrefix;
}
var packedTrx = await AbiSerializer.SerializePackedTransaction(trx);
IEnumerable <string> signatures = new string[] { };
if (VakaConfig.SignProvider != null)
{
var availableKeys = await VakaConfig.SignProvider.GetAvailableKeys();
var requiredKeys = await GetRequiredKeys(availableKeys.ToList(), trx);
IEnumerable <string> abis = null;
if (trx.Actions != null)
{
abis = trx.Actions.Select(a => a.Account);
}
signatures = await VakaConfig.SignProvider.Sign(chainId, requiredKeys, packedTrx, abis);
}
var result = await Api.PushTransaction(new PushTransactionRequest()
{
Signatures = signatures.ToArray(),
Compression = 0,
PackedContextFreeData = "",
PackedTrx = SerializationHelper.ByteArrayToHexString(packedTrx)
});
return(result.TransactionId);
}
public async Task GetRequiredKeys()
{
bool success = false;
try
{
var getInfoResult = await DefaultApi.GetInfo();
var getBlockResult = await DefaultApi.GetBlock(new GetBlockRequest()
{
BlockNumOrId = getInfoResult.LastIrreversibleBlockNum.Value.ToString()
});
var trx = new Transaction()
{
//trx headers
Expiration = getInfoResult.HeadBlockTime.Value.AddSeconds(60), //expire Seconds
RefBlockNum = (UInt16)(getInfoResult.LastIrreversibleBlockNum.Value & 0xFFFF),
RefBlockPrefix = getBlockResult.RefBlockPrefix,
// trx info
MaxNetUsageWords = 0,
MaxCpuUsageMs = 0,
DelaySec = 0,
ContextFreeActions = new List <Api.v1.Action>(),
Actions = new List <Api.v1.Action>()
{
new Api.v1.Action()
{
Account = "eosio.token",
Authorization = new List <PermissionLevel>()
{
new PermissionLevel()
{
Actor = "tester112345", Permission = "active"
}
},
Name = "transfer",
Data = new { from = "tester112345", to = "tester212345", quantity = "1.0000 EOS", memo = "hello crypto world!" }
}
},
TransactionExtensions = new List <Extension>()
};
int actionIndex = 0;
var abiSerializer = new AbiSerializationProvider(DefaultApi);
var abiResponses = await abiSerializer.GetTransactionAbis(trx);
foreach (var action in trx.ContextFreeActions)
{
action.Data = SerializationHelper.ByteArrayToHexString(abiSerializer.SerializeActionData(action, abiResponses[actionIndex++]));
}
foreach (var action in trx.Actions)
{
action.Data = SerializationHelper.ByteArrayToHexString(abiSerializer.SerializeActionData(action, abiResponses[actionIndex++]));
}
var getRequiredResult = await DefaultApi.GetRequiredKeys(new GetRequiredKeysRequest()
{
AvailableKeys = new List <string>()
{
"EOS8Q8CJqwnSsV4A6HDBEqmQCqpQcBnhGME1RUvydDRnswNngpqfr"
},
Transaction = trx
});
success = true;
}
catch (Exception ex)
{
Console.WriteLine(JsonConvert.SerializeObject(ex));
}
Assert.IsTrue(success);
}
public static async Task <string> CreateTransaction(Transaction trx)
{
core.Services.AbiSerializationProvider.Prefix = "VHKD";
var eosConfig = new EosConfigurator()
{
HttpEndpoint = "http://192.168.1.61", //Mainnet
ExpireSeconds = 60,
ChainId = "afe97f023511453c09c64f5bb655e7f4dc6694685aff7231219964e9cc521585",
SignProvider = new core.Services.DefaultSignProvider("5JNNWKaCoWvN5xojDXsW38Z6uoLmvM9NPh3coQD5z3TgsuY4nmt", "VHKD")
};
var api = new EosApi(eosConfig, new HttpHandler());
var abiSerializer = new core.Services.AbiSerializationProvider(api);
if (eosConfig.SignProvider == null)
{
throw new ArgumentNullException("SignProvider");
}
GetInfoResponse getInfoResult = null;
string chainId = eosConfig.ChainId;
if (string.IsNullOrWhiteSpace(chainId))
{
getInfoResult = await api.GetInfo();
chainId = getInfoResult.chain_id;
}
if (trx.expiration == DateTime.MinValue ||
trx.ref_block_num == 0 ||
trx.ref_block_prefix == 0)
{
if (getInfoResult == null)
{
getInfoResult = await api.GetInfo();
}
var getBlockResult = await api.GetBlock(new GetBlockRequest()
{
block_num_or_id = getInfoResult.last_irreversible_block_num.ToString()
});
trx.expiration = getInfoResult.head_block_time.AddSeconds(eosConfig.ExpireSeconds);
trx.ref_block_num = (UInt16)(getInfoResult.last_irreversible_block_num & 0xFFFF);
trx.ref_block_prefix = getBlockResult.ref_block_prefix;
}
var packedTrx = await abiSerializer.SerializePackedTransaction(trx);
var availableKeys = await eosConfig.SignProvider.GetAvailableKeys();
var requiredKeys = await GetRequiredKeys(api, abiSerializer, availableKeys.ToList(), trx);
IEnumerable <string> abis = null;
if (trx.actions != null)
{
abis = trx.actions.Select(a => a.account);
}
var signatures = await eosConfig.SignProvider.Sign(chainId, requiredKeys, packedTrx, abis);
var result = await api.PushTransaction(new PushTransactionRequest()
{
signatures = signatures.ToArray(),
compression = 0,
packed_context_free_data = "",
packed_trx = SerializationHelper.ByteArrayToHexString(packedTrx)
});
return(result.transaction_id);
}
public async Task <string> CreatePackedTransaction(TransactionsPackedRequest request)
{
var action = new EosSharp.Core.Api.v1.Action
{
account = request.Account,
authorization = request.Authorization?.Select(p => new PermissionLevel()
{
actor = p.Actor, permission = p.Permission
}).ToList(),
name = request.Name,
data = request.Data
};
if (action.data != null && action.data is JObject)
{
action.data = ((JObject)action.data).ToDictionary();
}
if (string.IsNullOrEmpty(action.account))
{
throw new ArgumentNullException(nameof(request.Account));
}
if (string.IsNullOrEmpty(action.name))
{
throw new ArgumentNullException(nameof(request.Name));
}
if (action.authorization == null || action.authorization.Count == 0)
{
throw new ArgumentNullException(nameof(request.Authorization));
}
var trx = new Transaction()
{
actions = new List <EosSharp.Core.Api.v1.Action>()
{
action
}
};
GetInfoResponse getInfoResult = null;
string chainId = m_EosConfig.ChainId;
if (string.IsNullOrWhiteSpace(chainId))
{
getInfoResult = await m_EosApi.GetInfo();
chainId = getInfoResult.chain_id;
}
if (trx.expiration == DateTime.MinValue ||
trx.ref_block_num == 0 ||
trx.ref_block_prefix == 0)
{
if (getInfoResult == null)
{
getInfoResult = await m_EosApi.GetInfo();
}
var getBlockResult = await m_EosApi.GetBlock(new GetBlockRequest()
{
block_num_or_id = getInfoResult.last_irreversible_block_num.ToString()
});
trx.expiration = getInfoResult.head_block_time.AddSeconds(m_EosConfig.ExpireSeconds);
trx.ref_block_num = (UInt16)(getInfoResult.last_irreversible_block_num & 0xFFFF);
trx.ref_block_prefix = getBlockResult.ref_block_prefix;
}
var packedTrx = await m_AbiSerializer.SerializePackedTransaction(trx);
return(SerializationHelper.ByteArrayToHexString(packedTrx));
}
private async Task <PushTransactionResponse> CreateTransaction()
{
var getInfoResult = await DefaultApi.GetInfo();
var getBlockResult = await DefaultApi.GetBlock(new GetBlockRequest()
{
block_num_or_id = getInfoResult.last_irreversible_block_num.ToString()
});
var trx = new Transaction()
{
//trx headers
expiration = getInfoResult.head_block_time.AddSeconds(60), //expire Seconds
ref_block_num = (UInt16)(getInfoResult.last_irreversible_block_num & 0xFFFF),
ref_block_prefix = getBlockResult.ref_block_prefix,
// trx info
max_net_usage_words = 0,
max_cpu_usage_ms = 0,
delay_sec = 0,
context_free_actions = new List <Core.Api.v1.Action>(),
transaction_extensions = new List <Extension>(),
actions = new List <Core.Api.v1.Action>()
{
new Core.Api.v1.Action()
{
account = "eosio.token",
authorization = new List <PermissionLevel>()
{
new PermissionLevel()
{
actor = "tester112345", permission = "active"
}
},
name = "transfer",
data = new Dictionary <string, object>()
{
{ "from", "tester112345" },
{ "to", "tester212345" },
{ "quantity", "1.0000 EOS" },
{ "memo", "hello crypto world!" }
}
}
}
};
var abiSerializer = new AbiSerializationProvider(DefaultApi);
var packedTrx = await abiSerializer.SerializePackedTransaction(trx);
var requiredKeys = new List <string>()
{
"EOS8Q8CJqwnSsV4A6HDBEqmQCqpQcBnhGME1RUvydDRnswNngpqfr"
};
var signatures = await EosConfig.SignProvider.Sign(DefaultApi.Config.ChainId, requiredKeys, packedTrx);
return(await DefaultApi.PushTransaction(new PushTransactionRequest()
{
signatures = signatures.ToArray(),
compression = 0,
packed_context_free_data = "",
packed_trx = SerializationHelper.ByteArrayToHexString(packedTrx)
}));
}
public async Task GetRequiredKeys()
{
var getInfoResult = await DefaultApi.GetInfo();
var getBlockResult = await DefaultApi.GetBlock(new GetBlockRequest()
{
block_num_or_id = getInfoResult.last_irreversible_block_num.ToString()
});
var trx = new Transaction()
{
//trx headers
expiration = getInfoResult.head_block_time.AddSeconds(60), //expire Seconds
ref_block_num = (UInt16)(getInfoResult.last_irreversible_block_num & 0xFFFF),
ref_block_prefix = getBlockResult.ref_block_prefix,
// trx info
max_net_usage_words = 0,
max_cpu_usage_ms = 0,
delay_sec = 0,
context_free_actions = new List <Core.Api.v1.Action>(),
actions = new List <Core.Api.v1.Action>()
{
new Core.Api.v1.Action()
{
account = "eosio.token",
authorization = new List <PermissionLevel>()
{
new PermissionLevel()
{
actor = "tester112345", permission = "active"
}
},
name = "transfer",
data = new Dictionary <string, object>()
{
{ "from", "tester112345" },
{ "to", "tester212345" },
{ "quantity", "1.0000 EOS" },
{ "memo", "hello crypto world!" }
}
}
},
transaction_extensions = new List <Extension>()
};
int actionIndex = 0;
var abiSerializer = new AbiSerializationProvider(DefaultApi);
var abiResponses = await abiSerializer.GetTransactionAbis(trx);
foreach (var action in trx.context_free_actions)
{
action.data = SerializationHelper.ByteArrayToHexString(abiSerializer.SerializeActionData(action, abiResponses[actionIndex++]));
}
foreach (var action in trx.actions)
{
action.data = SerializationHelper.ByteArrayToHexString(abiSerializer.SerializeActionData(action, abiResponses[actionIndex++]));
}
var getRequiredResult = await DefaultApi.GetRequiredKeys(new GetRequiredKeysRequest()
{
available_keys = new List <string>()
{
"EOS8Q8CJqwnSsV4A6HDBEqmQCqpQcBnhGME1RUvydDRnswNngpqfr"
},
transaction = trx
});
}
