private void MainFrm_Load(object sender, EventArgs e)
{
LoadWebServerSettings();
var chain = new BlockChainDemo.BlockChain();
Text += $" Node Id : {chain.NodeId}";
chain.NewBlockMined += ChainOnNewBlockMined;
chain.BlockMiningCanceled += ChainOnBlockMiningCanceled;
chain.ConsensusValidateRequest += ChainOnConsensusValidateRequest;
chain.ShowCurrentNounce += ChainOnShowCurrentNounce;
_server = new WebServer(chain, WebServerSettings.Default.Host,
WebServerSettings.Default.Port);
}
private void MainFrm_Load(object sender, EventArgs e)
{
LoadWebServerSettings();
var chain = new BlockChainDemo.BlockChain(WebServerSettings.Default.NodeName, WebServerSettings.Default.WalletAddress);
Text += $" Node : {WebServerSettings.Default.NodeName}";
chain.NewBlockMined += ChainOnNewBlockMined;
chain.BlockMiningCanceled += ChainOnBlockMiningCanceled;
chain.ConsensusValidateRequest += ChainOnConsensusValidateRequest;
chain.ShowCurrentNounce += ChainOnShowCurrentNounce;
chain.NotifyBadTransaction += ChainOnNotifyBadTransaction;
_server = new WebServer(chain, WebServerSettings.Default.Host,
WebServerSettings.Default.Port);
}
public WebServer(BlockChain chain)
{
var settings = ConfigurationManager.AppSettings;
string host = settings["host"]?.Length > 1 ? settings["host"] : "localhost";
string port = settings["port"]?.Length > 1 ? settings["port"] : "12345";
var server = new TinyWebServer.WebServer(request =>
{
string path = request.Url.PathAndQuery.ToLower();
string query = "";
string json = "";
if (path.Contains("?"))
{
string[] parts = path.Split('?');
path = parts[0];
query = parts[1];
}
switch (path)
{
//GET: http://localhost:12345/mine
case "/mine":
return(chain.Mine());
//POST: http://localhost:12345/transactions/new
//{ "Amount":123, "Recipient":"ebeabf5cc1d54abdbca5a8fe9493b479", "Sender":"31de2e0ef1cb4937830fcfd5d2b3b24f" }
case "/transactions/new":
if (request.HttpMethod != HttpMethod.Post.Method)
{
return($"{new HttpResponseMessage(HttpStatusCode.MethodNotAllowed)}");
}
json = new StreamReader(request.InputStream).ReadToEnd();
Transaction trx = JsonConvert.DeserializeObject <Transaction>(json);
int blockId = chain.CreateTransaction(trx.Sender, trx.Recipient, trx.Amount);
return($"Your transaction will be included in block {blockId}");
//GET: http://localhost:12345/chain
case "/chain":
return(chain.GetFullChain());
//POST: http://localhost:12345/nodes/register
//{ "Urls": ["localhost:54321", "localhost:54345", "localhost:12321"] }
case "/nodes/register":
if (request.HttpMethod != HttpMethod.Post.Method)
{
return($"{new HttpResponseMessage(HttpStatusCode.MethodNotAllowed)}");
}
json = new StreamReader(request.InputStream).ReadToEnd();
var urlList = new { Urls = new string[0] };
var obj = JsonConvert.DeserializeAnonymousType(json, urlList);
return(chain.RegisterNodes(obj.Urls));
//GET: http://localhost:12345/nodes/resolve
case "/nodes/resolve":
return(chain.Consensus());
}
return("");
},
$"http://{host}:{port}/mine/",
$"http://{host}:{port}/transactions/new/",
$"http://{host}:{port}/chain/",
$"http://{host}:{port}/nodes/register/",
$"http://{host}:{port}/nodes/resolve/"
);
server.Run();
}
public WebServer(BlockChain chain)
{
ReadAllSettings();
AddUpdateAppSettings("host", GetLocalIPv4(NetworkInterfaceType.Ethernet));
var settings = ConfigurationManager.AppSettings;
//ApplySettings("host", hosti);
string host = settings["host"]?.Length > 1 ? settings["host"] : "localhost";
string port = settings["port"]?.Length > 1 ? settings["port"] : "12345";
ReadAllSettings();
//Console.ReadKey();
var server = new TinyWebServer.WebServer(request =>
{
// HttpContent testi;
//request.Headers.Set("Access-Control-Allow-Origin", "*");
//request.Headers.Add("Access-Control-Allow-Origin", "*");
string path = request.Url.PathAndQuery.ToLower();
string query = "";
string json = "";
if (path.Contains("?"))
{
string[] parts = path.Split('?');
path = parts[0];
query = parts[1];
}
switch (path)
{
//GET: http://localhost:12345/mine
case "/mine":
//FindAndSave(chain);
return(chain.Mine());
//POST: http://localhost:12345/transactions/new
//{ "Amount":123, "Recipient":"ebeabf5cc1d54abdbca5a8fe9493b479", "Sender":"31de2e0ef1cb4937830fcfd5d2b3b24f" }
case "/transactions/new":
if (request.HttpMethod != HttpMethod.Post.Method)
{
return($"{new HttpResponseMessage(HttpStatusCode.MethodNotAllowed)}");
}
json = new StreamReader(request.InputStream).ReadToEnd();
Transaction trx = JsonConvert.DeserializeObject <Transaction>(json);
int blockId = chain.CreateTransaction(trx.Sender, trx.Recipient, trx.Amount);
//var s = chain.GetFullChain();
// System.Console.WriteLine(s);
//System.IO.File.WriteAllText("file.json", s);
//FindAndSave(chain);
return($"Your transaction will be included in block {blockId}");
//GET: http://localhost:12345/chain
case "/chain":
return(chain.GetFullChain());
//POST: http://localhost:12345/nodes/register
//{ "Urls": ["localhost:54321", "localhost:54345", "localhost:12321"] }
case "/nodes/register":
if (request.HttpMethod != HttpMethod.Post.Method)
{
return($"{new HttpResponseMessage(HttpStatusCode.MethodNotAllowed)}");
}
//request.Headers.Add("Access-Control-Allow-Origin", "*");
json = new StreamReader(request.InputStream).ReadToEnd();
var urlList = new { Urls = new string[0] };
var obj = JsonConvert.DeserializeAnonymousType(json, urlList);
return(chain.RegisterNodes(obj.Urls));
//GET: http://localhost:12345/nodes/resolve
case "/nodes/resolve":
return(chain.Consensus());
case "/tallenna":
//InsertToDatabase(chain).Wait();
FindAndSave(chain);
return("Tallennettiin tietokantaan");
case "/testi":
//MainAsync(chain).Wait();
//FindAllFromChain().Wait();
// CallMain(chain).Wait();
//InsertToDatabase(chain).Wait();
FindAndSave(chain);
return($"Tallennettiin tietokantaan,haku tietokannasta{chain.GetFullChain()}");
}
return("");
},
$"http://{host}:{port}/mine/",
$"http://{host}:{port}/transactions/new/",
$"http://{host}:{port}/chain/",
$"http://{host}:{port}/nodes/register/",
$"http://{host}:{port}/nodes/resolve/",
$"http://{host}:{port}/testi/", //Added by Severi
$"http://{host}:{port}/tallenna/"
);
server.Run();
}
static void Main(string[] args)
{
BlockChain.Test(); // run the test
}
public WebServer(BlockChain chain, string host = null, string port = null)
{
var settings = ConfigurationManager.AppSettings;
_host = string.IsNullOrEmpty(host)
? (settings["host"]?.Length > 1 ? settings["host"] : "localhost")
: host;
_port = string.IsNullOrEmpty(port)
?(settings["port"]?.Length > 1 ? settings["port"] : "12345"):port;
Url = $"http://{_host}:{_port}/";
_server = new TinyWebServer.WebServer(request =>
{
string path = request.Url.PathAndQuery.ToLower();
string query = "";
string json = "";
if (path.Contains("?"))
{
string[] parts = path.Split('?');
path = parts[0];
query = parts[1];
}
switch (path)
{
//GET: http://localhost:12345/mine
case "/mine":
chain.Mine();
return($"Mining process is started");
//POST: http://localhost:12345/transactions/new
//{ "Amount":123, "Recipient":"ebeabf5cc1d54abdbca5a8fe9493b479", "Sender":"31de2e0ef1cb4937830fcfd5d2b3b24f" }
case "/transactions/new":
if (request.HttpMethod != HttpMethod.Post.Method)
{
return($"{new HttpResponseMessage(HttpStatusCode.MethodNotAllowed)}");
}
json = new StreamReader(request.InputStream).ReadToEnd();
Transaction trx = JsonConvert.DeserializeObject <Transaction>(json);
int blockId = chain.CreateTransaction(trx.Id, trx.Sender, trx.Recipient, trx.Amount, trx.Signature);
if (blockId > 0)
{
return($"Your transaction will be included in block {blockId}");
}
else
{
return("Your transaction is invalid");
}
//POST: http://localhost:12345/transactions/add
//{ "Id": "123", "Amount":123, "Recipient":"ebeabf5cc1d54abdbca5a8fe9493b479", "Sender":"31de2e0ef1cb4937830fcfd5d2b3b24f" }
case "/transactions/add":
if (request.HttpMethod != HttpMethod.Post.Method)
{
return($"{new HttpResponseMessage(HttpStatusCode.MethodNotAllowed)}");
}
json = new StreamReader(request.InputStream).ReadToEnd();
Transaction incomeTrx = JsonConvert.DeserializeObject <Transaction>(json);
chain.AddTransaction(incomeTrx.Id, incomeTrx.Sender, incomeTrx.Recipient, incomeTrx.Amount, incomeTrx.Signature);
return($"Your transaction has been added");
//POST: http://localhost:12345/transactions/edit
//{ "Id": "123", "Amount":123, "Recipient":"ebeabf5cc1d54abdbca5a8fe9493b479", "Sender":"31de2e0ef1cb4937830fcfd5d2b3b24f" }
case "/transactions/edit":
if (request.HttpMethod != HttpMethod.Post.Method)
{
return($"{new HttpResponseMessage(HttpStatusCode.MethodNotAllowed)}");
}
json = new StreamReader(request.InputStream).ReadToEnd();
Transaction newTrx = JsonConvert.DeserializeObject <Transaction>(json);
chain.EditTransaction(newTrx.Id, newTrx.Sender, newTrx.Recipient, newTrx.Amount, newTrx.Signature);
return($"Your transaction has been edited");
//GET: http://localhost:12345/chain
case "/chain":
return(chain.GetFullChain());
//POST: http://localhost:12345/nodes/register
//{ "Urls": ["localhost:54321", "localhost:54345", "localhost:12321"] }
case "/nodes/register":
if (request.HttpMethod != HttpMethod.Post.Method)
{
return($"{new HttpResponseMessage(HttpStatusCode.MethodNotAllowed)}");
}
json = new StreamReader(request.InputStream).ReadToEnd();
var urlList = new { Urls = new string[0] };
var obj = JsonConvert.DeserializeAnonymousType(json, urlList);
return(chain.RegisterNodes(obj.Urls));
//GET http://localhost:12345/nodes
case "/nodes":
return(chain.GetAllRegisteredNodes());
//GET: http://localhost:12345/nodes/resolve
case "/nodes/resolve":
return(chain.Consensus());
//GET: http://localhost:12345/nodes/update
case "/consensus/request":
chain.RequestUpdate();
return("A consensus request has been sent");
//POST: http://localhost:12345/balance/query
//{ "Owner": "Node 1"}
case "/balance/query":
if (request.HttpMethod != HttpMethod.Post.Method)
{
return($"{new HttpResponseMessage(HttpStatusCode.MethodNotAllowed)}");
}
json = new StreamReader(request.InputStream).ReadToEnd();
var ownerQuery = new { Owner = "" };
var owner = JsonConvert.DeserializeAnonymousType(json, ownerQuery);
var balance = chain.QueryBalance(owner.Owner);
return(balance.ToString());
//GET: http://localhost:12345/transactions/pool
case "/transactions/pool":
return(chain.GetTransactionsMemTool());
}
return("");
},
$"http://{_host}:{_port}/mine/",
$"http://{_host}:{_port}/transactions/new/",
$"http://{_host}:{_port}/transactions/add/",
$"http://{_host}:{_port}/transactions/edit/",
$"http://{_host}:{_port}/chain/",
$"http://{_host}:{_port}/nodes/register/",
$"http://{_host}:{_port}/nodes/",
$"http://{_host}:{_port}/nodes/resolve/",
$"http://{_host}:{_port}/consensus/request/",
$"http://{_host}:{_port}/balance/query/",
$"http://{_host}:{_port}/transactions/pool/"
);
}