/// <summary>
/// Publishes a Gelf message to the specified Graylog server.
/// </summary>
public void Publish(GelfMessage message)
{
var serializedGelfMessage = JsonConvert.SerializeObject(message, Formatting.Indented);
byte[] bytes = serializedGelfMessage.GzipMessage(Constants.Encoding);
if (Constants.MaxChunkSize < bytes.Length)
{
var chunkCount = (bytes.Length / Constants.MaxChunkSize) + 1;
if (chunkCount > Constants.MaxChunkCount)
{
throw new GelfMessageTooBigException($"Message of size {bytes.Length} will break up into {chunkCount} chunks, which is greater than maximum of GELF standard {Constants.MaxChunkCount}");
}
var messageId = ChunkedMessageHelper.GenerateMessageId();
var state = new UdpState {
SendClient = client, Bytes = bytes, ChunkCount = chunkCount, MessageId = messageId, SendIndex = 0
};
var messageChunkFull = ChunkedMessageHelper.GetMessageChunkFull(state.Bytes, state.MessageId, state.SendIndex, state.ChunkCount);
client.BeginSend(messageChunkFull, messageChunkFull.Length, SendCallback, state);
}
else
{
var state = new UdpState {
SendClient = client, Bytes = bytes, ChunkCount = 0, MessageId = string.Empty, SendIndex = 0
};
client.BeginSend(bytes, bytes.Length, SendCallback, state);
}
}
private void SendCallback(IAsyncResult ar)
{
var state = (UdpState)ar.AsyncState;
var u = state.SendClient;
var bytesSent = u.EndSend(ar);
Debug.WriteLine($"Async bytes sent {bytesSent} chunk {state.SendIndex} of {state.ChunkCount}");
state.SendIndex++;
if (state.SendIndex < state.ChunkCount)
{
var messageChunkFull = ChunkedMessageHelper.GetMessageChunkFull(state.Bytes, state.MessageId, state.SendIndex, state.ChunkCount);
state.SendClient.BeginSend(messageChunkFull, messageChunkFull.Length, SendCallback, state);
}
}
/// <summary>
/// Publishes a Gelf message to the specified Graylog server.
/// </summary>
public void Publish(GelfMessage message)
{
var serializedGelfMessage = JsonConvert.SerializeObject(message, Formatting.Indented);
byte[] bytes = serializedGelfMessage.GzipMessage(Constants.Encoding);
if (Constants.MaxChunkSize < bytes.Length)
{
var chunkCount = (bytes.Length / Constants.MaxChunkSize) + 1;
var messageId = ChunkedMessageHelper.GenerateMessageId();
var state = new UdpState {
SendClient = client, Bytes = bytes, ChunkCount = chunkCount, MessageId = messageId, SendIndex = 0
};
var messageChunkFull = ChunkedMessageHelper.GetMessageChunkFull(state.Bytes, state.MessageId, state.SendIndex, state.ChunkCount);
client.BeginSend(messageChunkFull, messageChunkFull.Length, SendCallback, state);
}
else
{
var state = new UdpState {
SendClient = client, Bytes = bytes, ChunkCount = 0, MessageId = string.Empty, SendIndex = 0
};
client.BeginSend(bytes, bytes.Length, SendCallback, state);
}
}