public void SendMetrics(IEnumerable <string> metrics)
{
var data = _eventArgsPool.Pop();
//firehose alert! -- keep it moving!
if (null == data)
{
return;
}
try
{
data.RemoteEndPoint = _ipBasedEndpoint ??
//only DNS resolve if we were given a hostname
new IPEndPoint(Dns.GetHostAddresses(_hostNameOrAddress)[0], _port);
data.SendPacketsElements = metrics.ToMaximumBytePackets()
.Select(bytes => new SendPacketsElement(bytes, 0, bytes.Length, true))
.ToArray();
if (!_client.Client.Connected)
{
_client.Client.Connect(data.RemoteEndPoint);
}
//_client.Client.NoDelay = true;
_client.Client.SendPacketsAsync(data);
//Write-Debug "Wrote $(byteBlock.length) bytes to $server:$port"
}
//fire and forget, so just eat intermittent failures / exceptions
catch
{ }
}
private static void SendToServer(string server, int port, IEnumerable <string> metrics, bool stream)
{
UdpMessenger messenger = null;
SimpleObjectPool <UdpMessenger> serverPool = null;
try
{
serverPool = _messengerPool.GetOrAdd(string.Format(CultureInfo.InvariantCulture, "{0}:{1}", server, port),
new SimpleObjectPool <UdpMessenger>(3, pool => new UdpMessenger(server, port)));
messenger = serverPool.Pop();
//all used up, sorry!
if (null == messenger)
{
return;
}
if (stream)
{
messenger.StreamMetrics(metrics);
}
else
{
messenger.SendMetrics(metrics);
}
}
finally
{
if (null != serverPool && null != messenger)
{
serverPool.Push(messenger);
}
}
}
public static string Sanitize(this string key)
{
if (IsValidKey(key))
{
return(key);
}
StringBuilder sanitized = null;
try
{
sanitized = _builderPool.Pop();
if (null != sanitized)
{
sanitized.Clear();
sanitized.Append(key);
}
//autogrow pool as necessary
else
{
sanitized = new StringBuilder(key);
}
for (int i = 0; i < key.Length; ++i)
{
if (_badChars.Contains(key[i]))
{
sanitized[i] = '_';
}
}
return(sanitized.ToString());
}
finally
{
if (null != sanitized)
{
_builderPool.Push(sanitized);
}
}
}
