/// <summary>
/// Is needed to fetch the peer.
/// </summary>
/// <param name="peers">List of peers to try</param>
/// <param name="retryCount">Number of retry before a timeout</param>
/// <returns></returns>
private async Task <PeerApi> GetInitialPeer(List <ArkPeerAddress> peers, int retryCount = 0)
{
try
{
//Picks a peer randomly from the list
var peerUrl = peers[new Random().Next(peers.Count)];
LoggingApi.Info(string.Format("Getting initial peer. ip: <<{0}>>, port: <<{1}>>, retrycount: <<{2}>>", peerUrl.Ip, peerUrl.Port, retryCount));
// create a peer out of peerurl, and returns if the peer is online. //
var peer = new PeerApi(this, peerUrl.Ip, peerUrl.Port);
if (await peer.IsOnline().ConfigureAwait(false))
{
return(peer);
}
LoggingApi.Warn(string.Format("Peer is not online. ip: <<{0}>>, port: <<{1}>>", peerUrl.Ip, peerUrl.Port));
// Throw an exception if all of the initial peers have been tried. //
if (retryCount == peers.Count)
{
LoggingApi.Error(string.Format("Unable to connect to a seed peer. Retried <<{0}>> times", retryCount));
throw new Exception("Unable to connect to a seed peer");
}
// redo the check and increment the retry count //
return(await GetInitialPeer(peers, retryCount + 1).ConfigureAwait(false));
}
catch (Exception e)
{
LoggingApi.Error(e.ToString());
throw e;
}
}
/// <summary>
/// Is needed to fetch the peer.
/// </summary>
/// <param name="type">
/// <inheritdoc cref="NetworkType"/>Can be :
/// -- DevNet (test), ask Dark (testnet coins) on the slack.
/// -- MainNet (live, beware real money, financial loss possible there).
/// </param>
/// <param name="retryCount">Number of retry before a timeout</param>
/// <returns>Returns the first <inheritdoc cref="PeerApi"/> that is online</returns>
private async Task <PeerApi> GetInitialPeer(NetworkType type, int retryCount = 0)
{
// Pick a peer randomly in _peerSeedListMainNet //
var peerUrl = _peerSeedListMainNet[new Random().Next(_peerSeedListMainNet.Count)];
// If the Network is set to DevNet, change the peer picked above by a peer from _peerSeedListDevNet //
if (type == NetworkType.DevNet)
{
peerUrl = _peerSeedListDevNet[new Random().Next(_peerSeedListDevNet.Count)];
}
// create a peer out of peerurl, and returns if the peer is online. //
var peer = new PeerApi(NetworkApi, peerUrl.Item1, peerUrl.Item2);
if (await peer.IsOnline().ConfigureAwait(false))
{
return(peer);
}
// Throw an exception if all of the initial peers have been tried. //
if ((type == NetworkType.DevNet && retryCount == _peerSeedListDevNet.Count) ||
(type == NetworkType.MainNet && retryCount == _peerSeedListMainNet.Count))
{
throw new Exception("Unable to connect to a seed peer");
}
// redo the check and increment the retry count //
return(await GetInitialPeer(type, retryCount + 1).ConfigureAwait(false));
}
/// <summary>
/// Is needed to fetch the peer.
/// </summary>
/// <param name="peers">List of peers to try</param>
/// <param name="retryCount">Number of retry before a timeout</param>
/// <returns></returns>
private async Task <PeerApi> GetInitialPeer(List <ArkPeerAddress> peers, int retryCount = 0)
{
//Picks a peer randomly from the list
var peerUrl = peers[new Random().Next(peers.Count)];
// create a peer out of peerurl, and returns if the peer is online. //
var peer = new PeerApi(NetworkApi, peerUrl.Ip, peerUrl.Port);
if (await peer.IsOnline().ConfigureAwait(false))
{
return(peer);
}
// Throw an exception if all of the initial peers have been tried. //
if (retryCount == peers.Count)
{
throw new Exception("Unable to connect to a seed peer");
}
// redo the check and increment the retry count //
return(await GetInitialPeer(peers, retryCount + 1).ConfigureAwait(false));
}
private async Task <PeerApi> GetInitialPeer(NetworkType type, int retryCount = 0)
{
var peerUrl = _peerSeedListMainNet[new Random().Next(_peerSeedListMainNet.Count)];
if (type == NetworkType.DevNet)
{
peerUrl = _peerSeedListDevNet[new Random().Next(_peerSeedListDevNet.Count)];
}
var peer = new PeerApi(peerUrl.Item1, peerUrl.Item2);
if (await peer.IsOnline())
{
return(peer);
}
if ((type == NetworkType.DevNet && retryCount == _peerSeedListDevNet.Count) ||
(type == NetworkType.MainNet && retryCount == _peerSeedListMainNet.Count))
{
throw new Exception("Unable to connect to a seed peer");
}
return(await GetInitialPeer(type, retryCount + 1));
}