/// <summary>
/// Emit a batch of log events, running to completion synchronously.
/// </summary>
/// <param name="events">The events to emit.</param>
/// <remarks>Override either <see cref="PeriodicBatchingSink.EmitBatch"/> or <see cref="PeriodicBatchingSink.EmitBatchAsync"/>,
/// not both.</remarks>
protected override void EmitBatch(IEnumerable <LogEvent> events)
{
var payload = new StringWriter();
payload.Write("{\"d\":[");
var formatter = new SimpleJsonFormatter(true);
var delimStart = "{";
foreach (var logEvent in events)
{
payload.Write(delimStart);
formatter.Format(logEvent, payload);
var renderedMessage = logEvent.RenderedMessage;
payload.Write(",\"UtcTimestamp\":\"{0:u}\",\"RenderedMessage\":\"{1}\"}}",
logEvent.Timestamp.ToUniversalTime().DateTime,
SimpleJsonFormatter.Escape(renderedMessage));
delimStart = ",{";
}
payload.Write("]}");
var bson = BsonDocument.Parse(payload.ToString());
var docs = bson["d"].AsBsonArray;
GetLogCollection().InsertBatch(docs);
}
/// <summary>
/// Emit a batch of log events, running asynchronously.
/// </summary>
/// <param name="events">The events to emit.</param>
/// <remarks>Override either <see cref="PeriodicBatchingSink.EmitBatch"/> or <see cref="PeriodicBatchingSink.EmitBatchAsync"/>,
/// not both.</remarks>
protected override async Task EmitBatchAsync(IEnumerable <LogEvent> events)
{
var payload = new StringWriter();
payload.Write("{\"docs\":[");
var formatter = new SimpleJsonFormatter(true);
var delimStart = "{";
foreach (var logEvent in events)
{
payload.Write(delimStart);
formatter.Format(logEvent, payload);
var renderedMessage = logEvent.RenderedMessage;
payload.Write(",\"UtcTimestamp\":\"{0:u}\",\"RenderedMessage\":\"{1}\"}}",
logEvent.Timestamp.ToUniversalTime().DateTime,
SimpleJsonFormatter.Escape(renderedMessage));
delimStart = ",{";
}
payload.Write("]}");
var content = new StringContent(payload.ToString(), Encoding.UTF8, "application/json");
var result = await _httpClient.PostAsync(BulkUploadResource, content);
if (!result.IsSuccessStatusCode)
{
SelfLog.WriteLine("Received failed result {0}: {1}", result.StatusCode, result.Content.ReadAsStringAsync().Result);
}
}
async Task OnTick()
{
var count = 0;
var events = new Queue <LogEvent>();
LogEvent next;
while (count < MaxPost && _queue.TryDequeue(out next))
{
count++;
events.Enqueue(next);
}
if (events.Count == 0)
{
return;
}
var payload = new StringWriter();
payload.Write("{\"docs\":[");
var formatter = new SimpleJsonFormatter(true);
var delimStart = "{";
foreach (var logEvent in events)
{
payload.Write(delimStart);
formatter.Format(logEvent, payload);
var renderedMessage = logEvent.RenderedMessage;
payload.Write(",\"UtcTimeStamp\":\"{0:u}\",\"RenderedMessage\":\"{1}\"}}",
logEvent.TimeStamp.ToUniversalTime().DateTime,
renderedMessage);
delimStart = ",{";
}
payload.Write("]}");
try
{
var content = new StringContent(payload.ToString(), Encoding.UTF8, "application/json");
var result = await _httpClient.PostAsync(BulkUploadResource, content);
if (!result.IsSuccessStatusCode)
{
SelfLog.WriteLine("Received failed result {0}: {1}", result.StatusCode, result.Content.ReadAsStringAsync().Result);
}
}
// ReSharper disable EmptyGeneralCatchClause
catch { }
// ReSharper restore EmptyGeneralCatchClause
finally
{
if (!_unloading)
{
SetTimer();
}
}
}
void OnTick()
{
var count = 0;
var events = new Queue <LogEvent>();
LogEvent next;
while (count < MaxPost && _queue.TryDequeue(out next))
{
count++;
events.Enqueue(next);
}
if (events.Count == 0)
{
return;
}
var payload = new StringWriter();
payload.Write("{\"d\":[");
var formatter = new SimpleJsonFormatter(true);
var delimStart = "{";
foreach (var logEvent in events)
{
payload.Write(delimStart);
formatter.Format(logEvent, payload);
var renderedMessage = logEvent.RenderedMessage;
payload.Write(",\"UtcTimeStamp\":\"{0:u}\",\"RenderedMessage\":\"{1}\"}}",
logEvent.TimeStamp.ToUniversalTime().DateTime,
renderedMessage);
delimStart = ",{";
}
payload.Write("]}");
try
{
var bson = BsonDocument.Parse(payload.ToString());
var docs = bson["d"].AsBsonArray;
LogCollection.InsertBatch(docs);
}
// ReSharper disable EmptyGeneralCatchClause
catch { }
// ReSharper restore EmptyGeneralCatchClause
finally
{
if (!_unloading)
{
SetTimer();
}
}
}
static dynamic FormatJson(LogEvent @event)
{
var formatter = new SimpleJsonFormatter();
var output = new StringWriter();
formatter.Format(@event, output);
var serializer = new JsonSerializer {
DateParseHandling = DateParseHandling.None
};
return(serializer.Deserialize(new JsonTextReader(new StringReader(output.ToString()))));
}