public bool ValidateSchema(EddnEvent @event)
{
try
{
var schemaRef = @event.SchemaRef.Replace("/test", "");
if (!schemaCache.ContainsKey(schemaRef))
{
logger.Error("Schema not found: {0}", schemaRef);
return(false);
}
var schema = schemaCache[schemaRef];
var validationErrors = schema.Validate(JObject.FromObject(@event));
foreach (var error in validationErrors)
{
logger.Error(error.ToString());
}
return(validationErrors.Count == 0);
}
catch (Exception e)
{
logger.Error(e, "Error validating event");
return(false);
}
}
public async Task PostEventAsync(EddnEvent @event)
{
var eventData = Serialize.ToJson(@event);
try
{
var result = await restClient.PostAsync(eventData);
if (result != "OK")
{
Log.Error()
.Message(result)
.Property("input", eventData)
.Write();
}
else
{
Log.Info("Pushed event {0}", @event.GetType());
}
}
catch (Exception e)
{
Log.Error()
.Message("Error pushing event")
.Exception(e)
.Property("input", eventData)
.Write();
}
}
/// <summary>
/// Check event against list of last few sent events, excluding timestamp from comparison
/// </summary>
/// <param name="e">Event to check uniqueness</param>
/// <returns>true if event wasn't sent before</returns>
private bool IsUnique(EddnEvent e)
{
try
{
JObject jObject;
while (lastPushedEvents.Count > 30)
{
lastPushedEvents.TryDequeue(out jObject);
}
jObject = JObject.FromObject(e);
var messageObject = jObject.Property("message")?.Value as JObject;
messageObject?.Property("timestamp")?.Remove();
foreach (var recent in lastPushedEvents)
{
if (JToken.DeepEquals(jObject, recent))
{
return(false);
}
}
lastPushedEvents.Enqueue(jObject);
return(true);
}
catch (Exception ex)
{
Log.Error(ex, "Error in deduplication");
return(true); // by default, we consider any message unique and so will send it
}
}
public bool ValidateSchema(EddnEvent @event)
{
try
{
var schemaRef = @event.SchemaRef.Replace("/test", string.Empty);
if (!schemaCache.ContainsKey(schemaRef))
{
Log.Error("Schema not found: {0}", schemaRef);
return(false);
}
var schema = schemaCache[schemaRef];
var validationErrors = schema.Validate(JObject.FromObject(@event))
.Where(ve => ve.Path != "#/message.prohibited") // Bug in NJsonSchema, TODO
.Where(ve => ve.Path != "#/message.economies") // Bug in NJsonSchema, TODO
.ToList();
foreach (var error in validationErrors)
{
Log.Error(error.ToString());
}
return(validationErrors.Count == 0);
}
catch (Exception e)
{
Log.Error(e, "Error validating event");
return(false);
}
}
private async Task PostAsync(EddnEvent e)
{
var result = await restClient.PostAsync(Serialize.ToJson(e));
if (result != "OK")
{
logger.Error(result);
}
}
