public void CreateV0_1()
{
var cloudEvent = new CloudEvent(CloudEventsSpecVersion.V0_1, "com.github.pull.create",
new Uri("https://github.com/cloudevents/spec/pull/123"))
{
Id = "A234-1234-1234",
Time = new DateTime(2018, 4, 5, 17, 31, 0, DateTimeKind.Utc),
DataContentType = new ContentType(MediaTypeNames.Text.Xml),
Data = "<much wow=\"xml\"/>"
};
var attrs = cloudEvent.GetAttributes();
attrs["comexampleextension1"] = "value";
attrs["comexampleextension2"] = new { othervalue = 5 };
Assert.Equal(CloudEventsSpecVersion.V0_1, cloudEvent.SpecVersion);
Assert.Equal("com.github.pull.create", cloudEvent.Type);
Assert.Equal(new Uri("https://github.com/cloudevents/spec/pull/123"), cloudEvent.Source);
Assert.Equal("A234-1234-1234", cloudEvent.Id);
Assert.Equal(DateTime.Parse("2018-04-05T17:31:00Z").ToUniversalTime(),
cloudEvent.Time.Value.ToUniversalTime());
Assert.Equal(new ContentType(MediaTypeNames.Text.Xml), cloudEvent.DataContentType);
Assert.Equal("<much wow=\"xml\"/>", cloudEvent.Data);
var attr = cloudEvent.GetAttributes();
Assert.Equal("value", (string)attr["comexampleextension1"]);
Assert.Equal(5, (int)((dynamic)attr["comexampleextension2"]).othervalue);
}
public void CreateBaseEvent2()
{
var cloudEvent = new CloudEvent(
"com.github.pull.create",
new Uri("https://github.com/cloudevents/spec/pull/123"),
"A234-1234-1234",
sampleTimestamp)
{
DataContentType = new ContentType(MediaTypeNames.Text.Xml),
Data = "<much wow=\"xml\"/>"
};
var attrs = cloudEvent.GetAttributes();
attrs["comexampleextension1"] = "value";
attrs["comexampleextension2"] = new { othervalue = 5 };
Assert.Equal(CloudEventsSpecVersion.Default, cloudEvent.SpecVersion);
Assert.Equal("com.github.pull.create", cloudEvent.Type);
Assert.Equal(new Uri("https://github.com/cloudevents/spec/pull/123"), cloudEvent.Source);
Assert.Equal("A234-1234-1234", cloudEvent.Id);
AssertTimestampsEqual("2018-04-05T17:31:00Z", cloudEvent.Time.Value);
Assert.Equal(new ContentType(MediaTypeNames.Text.Xml), cloudEvent.DataContentType);
Assert.Equal("<much wow=\"xml\"/>", cloudEvent.Data);
var attr = cloudEvent.GetAttributes();
Assert.Equal("value", (string)attr["comexampleextension1"]);
Assert.Equal(5, (int)((dynamic)attr["comexampleextension2"]).othervalue);
}
public void CreateV0_2ConvertToV1_0()
{
var cloudEvent = new CloudEvent(CloudEventsSpecVersion.V0_2, "com.github.pull.create",
new Uri("https://github.com/cloudevents/spec/pull/123"))
{
Id = "A234-1234-1234",
Time = sampleTimestamp,
DataContentType = new ContentType(MediaTypeNames.Text.Xml),
Data = "<much wow=\"xml\"/>"
};
var attrs = cloudEvent.GetAttributes();
attrs["comexampleextension1"] = "value";
cloudEvent = cloudEvent.WithSpecVersion(CloudEventsSpecVersion.V1_0);
Assert.Equal(CloudEventsSpecVersion.V1_0, cloudEvent.SpecVersion);
Assert.Equal("com.github.pull.create", cloudEvent.Type);
Assert.Equal(new Uri("https://github.com/cloudevents/spec/pull/123"), cloudEvent.Source);
Assert.Equal("A234-1234-1234", cloudEvent.Id);
AssertTimestampsEqual("2018-04-05T17:31:00Z", cloudEvent.Time.Value);
Assert.Equal(new ContentType(MediaTypeNames.Text.Xml), cloudEvent.DataContentType);
Assert.Equal("<much wow=\"xml\"/>", cloudEvent.Data);
var attr = cloudEvent.GetAttributes();
Assert.Equal("value", (string)attr["comexampleextension1"]);
}
public async Task Handle(CloudEvent <Result> cloudEvent)
{
_logger.LogDebug("Handling new event {CloudEvent}", cloudEvent);
try
{
// Get the result from the decrypted attributes
var encryptedKey = cloudEvent.GetAttributes().Single(x => x.Key == EncryptedKeyCloudEventExtension.EncryptedKeyExtension).Value.ToString();
var encryptedResult = cloudEvent.GetAttributes().Single(x => x.Key == EncryptedResultCloudEventExtension.EncryptedResultExtension).Value
.ToString();
// In the future we may get multiple results, one for each supported platform
List <Result> results;
try
{
var plainResultsString = _decryptor.Decrypt(encryptedResult, encryptedKey);
results = JsonConvert.DeserializeObject <List <Result> >(plainResultsString);
}
catch (Exception e)
{
_logger.LogError(e, "Failed to decrypt result from encrypted key {EncryptedKey} and encrypted result {EncryptedResult}", encryptedKey,
encryptedResult);
throw new Exception("Failed to decrypt result", e);
}
_logger.LogDebug("Decrypted results OK. Received results for {PlatformCount} different platforms", results.Count);
// Save each result separately
foreach (var result in results)
{
var fileName = result.ToFileName();
_logger.LogDebug("Generated file name {FileName} from result", fileName);
// Store score and details as metadata to allow easier search in the future
var(sanitizedMetadata, originalMetadata) = GetMetadata(result);
var resultFileName = await SaveResult(fileName, JsonConvert.SerializeObject(result, Formatting.Indented), sanitizedMetadata);
await SaveMetadata(fileName, originalMetadata, resultFileName);
}
}
catch (Exception e)
{
_logger.LogError(e, "Failed to handle event");
throw;
}
}
/// <inheritdoc/>
public virtual CloudEvent Build()
{
CloudEvent e = new CloudEvent(this.SpecVersion, this.Type, this.Source, this.Id, this.Time, this.Extensions.ToArray())
{
Data = this.Data,
DataContentType = this.DataContentType
};
if (!string.IsNullOrWhiteSpace(this.Subject))
{
e.Subject = this.Subject;
}
if (this.Attributes != null)
{
IDictionary <string, object> eventAttributes = e.GetAttributes();
foreach (KeyValuePair <string, object> kvp in this.Attributes)
{
if (!eventAttributes.ContainsKey(kvp.Key))
{
eventAttributes[kvp.Key] = kvp.Value;
}
}
}
return(e);
}
public static CloudEvent ToCloudEvent(this Message <string, byte[]> message,
ICloudEventFormatter eventFormatter = null, params ICloudEventExtension[] extensions)
{
if (!IsCloudEvent(message))
{
throw new InvalidOperationException();
}
var contentType = ExtractContentType(message);
CloudEvent cloudEvent;
if (!string.IsNullOrEmpty(contentType) &&
contentType.StartsWith(CloudEvent.MediaType, StringComparison.InvariantCultureIgnoreCase))
{
// structured mode
if (eventFormatter == null)
{
if (contentType.EndsWith(JsonEventFormatter.MediaTypeSuffix, StringComparison.InvariantCultureIgnoreCase))
{
eventFormatter = _jsonFormatter;
}
else
{
throw new InvalidOperationException("Not supported CloudEvents media formatter.");
}
}
cloudEvent = _jsonFormatter.DecodeStructuredEvent(message.Value, extensions);
}
else
{
// binary mode
var specVersion = ExtractVersion(message);
cloudEvent = new CloudEvent(specVersion, extensions);
var attributes = cloudEvent.GetAttributes();
var cloudEventHeaders = message.Headers.Where(h => h.Key.StartsWith(KafkaCloudEventMessage.KafkaHeaderPerfix));
foreach (var header in cloudEventHeaders)
{
if (string.Equals(header.Key, SpecVersionKafkaHeader1, StringComparison.InvariantCultureIgnoreCase) ||
string.Equals(header.Key, SpecVersionKafkaHeader2, StringComparison.InvariantCultureIgnoreCase))
{
continue;
}
var attributeName = header.Key.Substring(KafkaCloudEventMessage.KafkaHeaderPerfix.Length);
attributes.Add(attributeName,
eventFormatter.DecodeAttribute(specVersion, attributeName, header.GetValueBytes(), extensions));
}
cloudEvent.DataContentType = contentType != null ? new ContentType(contentType) : null;
cloudEvent.Data = message.Value;
}
InitPartitioningKey(message, cloudEvent);
return(cloudEvent);
}
private void MapHeaders(CloudEvent cloudEvent)
{
var ignoreKeys = new List <string>(3)
{
CloudEventAttributes.DataAttributeName(cloudEvent.SpecVersion),
CloudEventAttributes.IdAttributeName(cloudEvent.SpecVersion),
CloudEventAttributes.DataContentTypeAttributeName(cloudEvent.SpecVersion),
};
foreach (var attribute in cloudEvent.GetAttributes())
{
if (!ignoreKeys.Contains(attribute.Key))
{
var key = Constants.PropertyKeyPrefix + attribute.Key;
switch (attribute.Value)
{
case Uri uri:
UserProperties.Add(key, uri.ToString());
break;
default:
UserProperties.Add(key, attribute.Value);
break;
}
}
}
}
/// <inheritdoc />
protected override void Dispatch(CloudEvent e)
{
_logger.LogTrace("dispatching...");
Spigot.AfterReceive?.Invoke(e);
var message = new EventArrived <T>
{
EventData = Spigot.Serializer.Deserialize <T>(e.Data as byte[]),
Context = new Context
{
Headers = e.GetAttributes(),
Sender = new Sender(e.Source)
}
};
_logger.LogTrace($"Received {e.Type} message from stream with id {e.Id}");
try
{
HandleMessage(message);
}
catch (Exception exx)
{
_logger.LogCritical(exx, $"User code threw an exception.");
}
}
public byte[] EncodeStructuredEvent(CloudEvent cloudEvent, out ContentType contentType)
{
if (cloudEvent == null)
{
throw new ArgumentNullException(nameof(cloudEvent));
}
contentType = new ContentType("application/cloudevents+json")
{
CharSet = Encoding.UTF8.WebName,
};
var jObject = new JObject();
var attributes = cloudEvent.GetAttributes();
foreach (var keyValuePair in attributes)
{
if (keyValuePair.Value == null)
{
continue;
}
if (keyValuePair.Value is ContentType contentTypeValue &&
!string.IsNullOrEmpty(contentTypeValue.MediaType))
{
jObject[keyValuePair.Key] = contentTypeValue.ToString();
}
/// <summary>
/// Represent this model as a <see cref="CloudEvent"/> or <c>null</c>.
/// </summary>
public CloudEvent AsCloudEvent(
Uri source = null,
CloudEventsSpecVersion?specVersion = null,
IEnumerable <ICloudEventExtension> extensions = null)
{
var version = specVersion.GetValueOrDefault(CloudEventsSpecVersion.Default);
if (Attributes.Count > 0)
{
var cloudEvent = new CloudEvent(version, extensions);
IDictionary <string, object> attributes = cloudEvent.GetAttributes();
foreach (KeyValuePair <string, object> keyValuePair in Attributes)
{
attributes[keyValuePair.Key] = keyValuePair.Value;
}
return(cloudEvent);
}
else
{
return(new CloudEvent(
version,
EventType,
Source ?? source,
Subject ?? String.Empty,
Id,
EventTime.DateTime,
extensions?.ToArray())
{
Data = Data,
DataContentType = new ContentType("application/json")
});
}
}
public async Task Controller_WithValidCloudEvent_DeserializesUsingPipeline(string contentType)
{
// Arrange
var expectedExtensionKey = "comexampleextension1";
var expectedExtensionValue = Guid.NewGuid().ToString();
var cloudEvent = new CloudEvent("test-type-æøå", new Uri("urn:integration-tests"))
{
Id = Guid.NewGuid().ToString(),
};
var attrs = cloudEvent.GetAttributes();
attrs[expectedExtensionKey] = expectedExtensionValue;
var content = new CloudEventContent(cloudEvent, ContentMode.Structured, new JsonEventFormatter());
content.Headers.ContentType = new MediaTypeHeaderValue(contentType);
// Act
var result = await _factory.CreateClient().PostAsync("/api/events/receive", content);
// Assert
Assert.Equal(HttpStatusCode.OK, result.StatusCode);
Assert.Contains(cloudEvent.Id, await result.Content.ReadAsStringAsync());
Assert.Contains(cloudEvent.Type, await result.Content.ReadAsStringAsync());
Assert.Contains($"\"{expectedExtensionKey}\":\"{expectedExtensionValue}\"", await result.Content.ReadAsStringAsync());
}
public async Task HandleAsync(CloudEvent cloudEvent, CancellationToken cancellationToken)
{
// This is an example of how CloudEvents are unfortunately inconsistent when it
// comes to Data. Is it "pre-serialized" or not? We prevent parsing date/time values,
// so that we can get as close to the original JSON as possible.
var settings = new JsonSerializerSettings {
DateParseHandling = DateParseHandling.None
};
cloudEvent.Data = JsonConvert.DeserializeObject <JObject>((string)cloudEvent.Data, settings);
// Work around https://github.com/cloudevents/sdk-csharp/issues/59
var attributes = cloudEvent.GetAttributes();
var attributeKeys = attributes.Keys.ToList();
foreach (var key in attributeKeys)
{
var lowerKey = key.ToLowerInvariant();
var value = attributes[key];
attributes.Remove(key);
attributes[lowerKey] = value;
}
// Write out a structured JSON representation of the CloudEvent
var formatter = new JsonEventFormatter();
var bytes = formatter.EncodeStructuredEvent(cloudEvent, out var contentType);
await File.WriteAllBytesAsync("function_output.json", bytes);
}
async Task HttpStructuredClientReceiveTest()
{
string ctx = Guid.NewGuid().ToString();
pendingRequests.TryAdd(ctx, async context =>
{
try
{
var cloudEvent = new CloudEvent("com.github.pull.create",
new Uri("https://github.com/cloudevents/spec/pull/123"))
{
Id = "A234-1234-1234",
Time = new DateTime(2018, 4, 5, 17, 31, 0, DateTimeKind.Utc),
DataContentType = new ContentType(MediaTypeNames.Text.Xml),
Data = "<much wow=\"xml\"/>"
};
var attrs = cloudEvent.GetAttributes();
attrs["comexampleextension1"] = "value";
attrs["utf8examplevalue"] = "æøå";
await context.Response.CopyFromAsync(cloudEvent, ContentMode.Structured, new JsonEventFormatter());
context.Response.StatusCode = (int)HttpStatusCode.OK;
}
catch (Exception e)
{
using (var sw = new StreamWriter(context.Response.OutputStream))
{
sw.Write(e.ToString());
context.Response.StatusCode = (int)HttpStatusCode.InternalServerError;
}
}
context.Response.Close();
});
var httpClient = new HttpClient();
httpClient.DefaultRequestHeaders.Add(testContextHeader, ctx);
var result = await httpClient.GetAsync(new Uri(listenerAddress + "ep"));
Assert.Equal(HttpStatusCode.OK, result.StatusCode);
Assert.True(result.IsCloudEvent());
var receivedCloudEvent = result.ToCloudEvent();
Assert.Equal(CloudEventsSpecVersion.V1_0, receivedCloudEvent.SpecVersion);
Assert.Equal("com.github.pull.create", receivedCloudEvent.Type);
Assert.Equal(new Uri("https://github.com/cloudevents/spec/pull/123"), receivedCloudEvent.Source);
Assert.Equal("A234-1234-1234", receivedCloudEvent.Id);
Assert.Equal(DateTime.Parse("2018-04-05T17:31:00Z").ToUniversalTime(),
receivedCloudEvent.Time.Value.ToUniversalTime());
Assert.Equal(new ContentType(MediaTypeNames.Text.Xml), receivedCloudEvent.DataContentType);
Assert.Equal("<much wow=\"xml\"/>", receivedCloudEvent.Data);
var attr = receivedCloudEvent.GetAttributes();
Assert.Equal("value", (string)attr["comexampleextension1"]);
Assert.Equal("æøå", (string)attr["utf8examplevalue"]);
}
private void ServiceBusMessageTest(Func <CloudEvent, ServiceBusCloudEventMessage> event2message, ContentMode contentMode)
{
var data = "<much wow=\"xml\"/>";
var cloudEvent = new CloudEvent(
CloudEventsSpecVersion.V1_0,
"com.github.pull.create",
source: new Uri("https://github.com/cloudevents/spec/pull"),
subject: "123")
{
Id = "A234-1234-1234",
Time = new DateTime(2018, 4, 5, 17, 31, 0, DateTimeKind.Utc),
DataContentType = new ContentType(MediaTypeNames.Text.Xml),
Data = contentMode == ContentMode.Structured ? (object)data : (object)Encoding.UTF8.GetBytes(data),
};
var attrs = cloudEvent.GetAttributes();
attrs["comexampleextension1"] = "value";
attrs["comexampleextension2"] = new { othervalue = 5 };
var message = event2message(cloudEvent);
message.IsCloudEvent().Should().BeTrue();
var clonedMessage = message.Clone();
clonedMessage.IsCloudEvent().Should().BeTrue();
var receivedCloudEvent = clonedMessage.ToCloudEvent();
receivedCloudEvent.SpecVersion.Should().Be(CloudEventsSpecVersion.Default);
receivedCloudEvent.Type.Should().Be("com.github.pull.create");
receivedCloudEvent.Source.Should().Be(new Uri("https://github.com/cloudevents/spec/pull"));
receivedCloudEvent.Subject.Should().Be("123");
receivedCloudEvent.Id.Should().Be("A234-1234-1234");
receivedCloudEvent.Time.Should().NotBeNull();
receivedCloudEvent.Time !.Value.ToUniversalTime().Should().Be(DateTime.Parse("2018-04-05T17:31:00Z", CultureInfo.InvariantCulture).ToUniversalTime());
receivedCloudEvent.DataContentType.Should().Be(new ContentType(MediaTypeNames.Text.Xml));
if (contentMode == ContentMode.Structured)
{
receivedCloudEvent.Data.Should().Be(data);
}
else
{
Encoding.UTF8.GetString((byte[])receivedCloudEvent.Data).Should().Be(data);
}
var receivedAttrs = receivedCloudEvent.GetAttributes();
((string)receivedAttrs["comexampleextension1"]).Should().Be("value");
((int)((dynamic)receivedAttrs["comexampleextension2"]).othervalue).Should().Be(5);
}
public async Task MqttSendTest()
{
var jsonEventFormatter = new JsonEventFormatter();
var cloudEvent = new CloudEvent("com.github.pull.create",
new Uri("https://github.com/cloudevents/spec/pull/123"))
{
Id = "A234-1234-1234",
Time = new DateTime(2018, 4, 5, 17, 31, 0, DateTimeKind.Utc),
ContentType = new ContentType(MediaTypeNames.Text.Xml),
Data = "<much wow=\"xml\"/>"
};
var attrs = cloudEvent.GetAttributes();
attrs["comexampleextension1"] = "value";
attrs["comexampleextension2"] = new { othervalue = 5 };
var client = new MqttFactory().CreateMqttClient();
var options = new MqttClientOptionsBuilder()
.WithClientId("Client1")
.WithTcpServer("localhost", 52355)
.WithCleanSession()
.Build();
TaskCompletionSource <CloudEvent> tcs = new TaskCompletionSource <CloudEvent>();
await client.ConnectAsync(options);
client.ApplicationMessageReceived += (sender, args) =>
{
tcs.SetResult(args.ApplicationMessage.ToCloudEvent(jsonEventFormatter));
};
var result = await client.SubscribeAsync("abc");
await client.PublishAsync(new MqttCloudEventMessage(cloudEvent, new JsonEventFormatter()) { Topic = "abc" });
var receivedCloudEvent = await tcs.Task;
Assert.Equal(CloudEventsSpecVersion.V0_2, receivedCloudEvent.SpecVersion);
Assert.Equal("com.github.pull.create", receivedCloudEvent.Type);
Assert.Equal(new Uri("https://github.com/cloudevents/spec/pull/123"), receivedCloudEvent.Source);
Assert.Equal("A234-1234-1234", receivedCloudEvent.Id);
Assert.Equal(DateTime.Parse("2018-04-05T17:31:00Z").ToUniversalTime(),
receivedCloudEvent.Time.Value.ToUniversalTime());
Assert.Equal(new ContentType(MediaTypeNames.Text.Xml), receivedCloudEvent.ContentType);
Assert.Equal("<much wow=\"xml\"/>", receivedCloudEvent.Data);
var attr = receivedCloudEvent.GetAttributes();
Assert.Equal("value", (string)attr["comexampleextension1"]);
Assert.Equal(5, (int)((dynamic)attr["comexampleextension2"]).othervalue);
}
public void KafkaBinaryMessageTest()
{
// Kafka doesn't provide any way to get to the message transport level to do the test properly
// and it doesn't have an embedded version of a server for .Net so the lowest we can get is
// the `Message<T, K>`
var jsonEventFormatter = new JsonEventFormatter();
var cloudEvent = new CloudEvent("com.github.pull.create",
new Uri("https://github.com/cloudevents/spec/pull/123"),
extensions: new PartitioningExtension())
{
Id = "A234-1234-1234",
Time = new DateTimeOffset(2018, 4, 5, 17, 31, 0, TimeSpan.Zero),
DataContentType = new ContentType(MediaTypeNames.Text.Xml),
Data = Encoding.UTF8.GetBytes("<much wow=\"xml\"/>")
};
var attrs = cloudEvent.GetAttributes();
attrs["comexampleextension1"] = "value";
cloudEvent.Extension <PartitioningExtension>().PartitioningKeyValue = "hello much wow";
var message = new KafkaCloudEventMessage(cloudEvent, ContentMode.Binary, new JsonEventFormatter());
Assert.True(message.IsCloudEvent());
// using serialization to create fully independent copy thus simulating message transport
// real transport will work in a similar way
var serialized = JsonConvert.SerializeObject(message, new HeaderConverter());
var settings = new JsonSerializerSettings
{
Converters = { new HeadersConverter(), new HeaderConverter() }
};
var messageCopy = JsonConvert.DeserializeObject <Message <string, byte[]> >(serialized, settings);
Assert.True(messageCopy.IsCloudEvent());
var receivedCloudEvent = messageCopy.ToCloudEvent(jsonEventFormatter, new PartitioningExtension());
Assert.Equal(CloudEventsSpecVersion.Default, receivedCloudEvent.SpecVersion);
Assert.Equal("com.github.pull.create", receivedCloudEvent.Type);
Assert.Equal(new Uri("https://github.com/cloudevents/spec/pull/123"), receivedCloudEvent.Source);
Assert.Equal("A234-1234-1234", receivedCloudEvent.Id);
AssertTimestampsEqual("2018-04-05T17:31:00Z", receivedCloudEvent.Time.Value);
Assert.Equal(new ContentType(MediaTypeNames.Text.Xml), receivedCloudEvent.DataContentType);
Assert.Equal(Encoding.UTF8.GetBytes("<much wow=\"xml\"/>"), receivedCloudEvent.Data);
Assert.Equal("hello much wow", receivedCloudEvent.Extension <PartitioningExtension>().PartitioningKeyValue);
var attr = receivedCloudEvent.GetAttributes();
Assert.Equal("value", (string)attr["comexampleextension1"]);
}
/// <inheritdoc/>
public void Attach(CloudEvent cloudEvent)
{
IDictionary <string, object> eventAttributes = cloudEvent.GetAttributes();
if (this._Attributes == eventAttributes)
{
return;
}
foreach (KeyValuePair <string, object> attribute in this._Attributes)
{
eventAttributes[attribute.Key] = attribute.Value;
}
this._Attributes = eventAttributes;
}
public void KafkaStructuredMessageTest()
{
// Kafka doesn't provide any way to get to the message transport level to do the test properly
// and it doesn't have an embedded version of a server for .Net so the lowest we can get is
// the `Message<T, K>`
var jsonEventFormatter = new JsonEventFormatter();
var cloudEvent = new CloudEvent(CloudEventsSpecVersion.V1_0,
"com.github.pull.create",
source: new Uri("https://github.com/cloudevents/spec/pull"),
subject: "123")
{
Id = "A234-1234-1234",
Time = new DateTime(2018, 4, 5, 17, 31, 0, DateTimeKind.Utc),
DataContentType = new ContentType(MediaTypeNames.Text.Xml),
Data = "<much wow=\"xml\"/>"
};
var attrs = cloudEvent.GetAttributes();
attrs["comexampleextension1"] = "value";
var message = new KafkaCloudEventMessage(cloudEvent, ContentMode.Structured, new JsonEventFormatter());
Assert.True(message.IsCloudEvent());
// using serialization to create fully independent copy thus simulating message transport
// real transport will work in a similar way
var serialized = JsonConvert.SerializeObject(message, new HeaderConverter());
var messageCopy = JsonConvert.DeserializeObject <Message <string, byte[]> >(serialized, new HeadersConverter(), new HeaderConverter());
Assert.True(messageCopy.IsCloudEvent());
var receivedCloudEvent = messageCopy.ToCloudEvent(jsonEventFormatter);
Assert.Equal(CloudEventsSpecVersion.Default, receivedCloudEvent.SpecVersion);
Assert.Equal("com.github.pull.create", receivedCloudEvent.Type);
Assert.Equal(new Uri("https://github.com/cloudevents/spec/pull"), receivedCloudEvent.Source);
Assert.Equal("123", receivedCloudEvent.Subject);
Assert.Equal("A234-1234-1234", receivedCloudEvent.Id);
Assert.Equal(DateTime.Parse("2018-04-05T17:31:00Z").ToUniversalTime(),
receivedCloudEvent.Time.Value.ToUniversalTime());
Assert.Equal(new ContentType(MediaTypeNames.Text.Xml), receivedCloudEvent.DataContentType);
Assert.Equal("<much wow=\"xml\"/>", receivedCloudEvent.Data);
var attr = receivedCloudEvent.GetAttributes();
Assert.Equal("value", (string)attr["comexampleextension1"]);
}
private void MapHeaders(CloudEvent cloudEvent, ICloudEventFormatter formatter)
{
foreach (var attr in cloudEvent.GetAttributes())
{
if (string.Equals(attr.Key, CloudEventAttributes.DataAttributeName(cloudEvent.SpecVersion)) ||
string.Equals(attr.Key, CloudEventAttributes.DataContentTypeAttributeName(cloudEvent.SpecVersion)) ||
string.Equals(attr.Key, PartitioningExtension.PartitioningKeyAttributeName))
{
continue;
}
Headers.Add(KafkaHeaderPerfix + attr.Key,
formatter.EncodeAttribute(cloudEvent.SpecVersion, attr.Key, attr.Value, cloudEvent.Extensions.Values));
}
}
/// <summary>
/// Creates a new <see cref="ICloudEventBuilder"/> from the specified <see cref="CloudEvent"/>
/// </summary>
/// <param name="e">The <see cref="CloudEvent"/> to create a new <see cref="ICloudEventBuilder"/> for</param>
/// <returns>A new <see cref="ICloudEventBuilder"/> based on the specified <see cref="CloudEvent"/></returns>
public static CloudEventBuilder FromEvent(CloudEvent e)
{
CloudEventBuilder builder = new CloudEventBuilder();
builder.WithSpecVersion(e.SpecVersion)
.WithType(e.Type)
.WithSubject(e.Subject)
.WithSource(e.Source)
.WithId(e.Id)
.WithTime(e.Time)
.WithData(e.Data, e.DataContentType)
.WithDataSchema(e.DataSchema)
.WithAttributes(e.GetAttributes());
return(builder);
}
public void AmqpStructuredMessageTest()
{
// the AMQPNetLite library is factored such
// that we don't need to do a wire test here
var jsonEventFormatter = new JsonEventFormatter();
var cloudEvent = new CloudEvent(CloudEventsSpecVersion.V0_3,
"com.github.pull.create",
source: new Uri("https://github.com/cloudevents/spec/pull"),
subject: "123")
{
Id = "A234-1234-1234",
Time = new DateTime(2018, 4, 5, 17, 31, 0, DateTimeKind.Utc),
DataContentType = new ContentType(MediaTypeNames.Text.Xml),
Data = "<much wow=\"xml\"/>"
};
var attrs = cloudEvent.GetAttributes();
attrs["comexampleextension1"] = "value";
attrs["comexampleextension2"] = new { othervalue = 5 };
var message = new AmqpCloudEventMessage(cloudEvent, ContentMode.Structured, new JsonEventFormatter());
Assert.True(message.IsCloudEvent());
var encodedAmqpMessage = message.Encode();
var message1 = Message.Decode(encodedAmqpMessage);
Assert.True(message1.IsCloudEvent());
var receivedCloudEvent = message1.ToCloudEvent();
Assert.Equal(CloudEventsSpecVersion.Default, receivedCloudEvent.SpecVersion);
Assert.Equal("com.github.pull.create", receivedCloudEvent.Type);
Assert.Equal(new Uri("https://github.com/cloudevents/spec/pull"), receivedCloudEvent.Source);
Assert.Equal("123", receivedCloudEvent.Subject);
Assert.Equal("A234-1234-1234", receivedCloudEvent.Id);
Assert.Equal(DateTime.Parse("2018-04-05T17:31:00Z").ToUniversalTime(),
receivedCloudEvent.Time.Value.ToUniversalTime());
Assert.Equal(new ContentType(MediaTypeNames.Text.Xml), receivedCloudEvent.DataContentType);
Assert.Equal("<much wow=\"xml\"/>", receivedCloudEvent.Data);
var attr = receivedCloudEvent.GetAttributes();
Assert.Equal("value", (string)attr["comexampleextension1"]);
Assert.Equal(5, (int)((dynamic)attr["comexampleextension2"]).othervalue);
}
public void AmqpBinaryMessageTest()
{
// the AMQPNetLite library is factored such
// that we don't need to do a wire test here
var jsonEventFormatter = new JsonEventFormatter();
var cloudEvent = new CloudEvent("com.github.pull.create",
new Uri("https://github.com/cloudevents/spec/pull/123"))
{
Id = "A234-1234-1234",
Time = new DateTimeOffset(2018, 4, 5, 17, 31, 0, TimeSpan.Zero),
DataContentType = new ContentType(MediaTypeNames.Text.Xml),
Data = "<much wow=\"xml\"/>"
};
var attrs = cloudEvent.GetAttributes();
attrs["comexampleextension1"] = "value";
var message = new AmqpCloudEventMessage(cloudEvent, ContentMode.Binary, new JsonEventFormatter());
Assert.True(message.IsCloudEvent());
var encodedAmqpMessage = message.Encode();
var message1 = Message.Decode(encodedAmqpMessage);
Assert.True(message1.IsCloudEvent());
var receivedCloudEvent = message1.ToCloudEvent();
Assert.Equal(CloudEventsSpecVersion.Default, receivedCloudEvent.SpecVersion);
Assert.Equal("com.github.pull.create", receivedCloudEvent.Type);
Assert.Equal(new Uri("https://github.com/cloudevents/spec/pull/123"), receivedCloudEvent.Source);
Assert.Equal("A234-1234-1234", receivedCloudEvent.Id);
AssertTimestampsEqual("2018-04-05T17:31:00Z", receivedCloudEvent.Time.Value);
Assert.Equal(new ContentType(MediaTypeNames.Text.Xml), receivedCloudEvent.DataContentType);
Assert.Equal("<much wow=\"xml\"/>", receivedCloudEvent.Data);
var attr = receivedCloudEvent.GetAttributes();
Assert.Equal("value", (string)attr["comexampleextension1"]);
}
private static CloudEvent BinaryToCloudEvent(Message message, ICloudEventExtension[] extensions)
{
var specVersion = GetCloudEventsSpecVersion(message);
var cloudEventType = GetAttribute(message, CloudEventAttributes.TypeAttributeName(specVersion));
var cloudEventSource = new Uri(GetAttribute(message, CloudEventAttributes.SourceAttributeName(specVersion)));
var cloudEvent = new CloudEvent(specVersion, cloudEventType, cloudEventSource, id: message.MessageId, extensions: extensions);
var attributes = cloudEvent.GetAttributes();
foreach (var property in message.UserProperties)
{
if (property.Key.StartsWith(Constants.PropertyKeyPrefix, StringComparison.InvariantCultureIgnoreCase))
{
#pragma warning disable CA1308 // Normalize strings to uppercase
var key = property.Key.Substring(Constants.PropertyKeyPrefix.Length).ToLowerInvariant();
#pragma warning restore CA1308 // Normalize strings to uppercase
attributes[key] = property.Value;
}
}
cloudEvent.DataContentType = message.ContentType == null ? null : new ContentType(message.ContentType);
cloudEvent.Data = message.Body;
return(cloudEvent);
}
async Task HttpStructuredWebRequestSendTest()
{
var cloudEvent = new CloudEvent("com.github.pull.create",
new Uri("https://github.com/cloudevents/spec/pull/123"))
{
Id = "A234-1234-1234",
Time = new DateTime(2018, 4, 5, 17, 31, 0, DateTimeKind.Utc),
DataContentType = new ContentType(MediaTypeNames.Text.Xml),
Data = "<much wow=\"xml\"/>"
};
var attrs = cloudEvent.GetAttributes();
attrs["comexampleextension1"] = "value";
attrs["utf8examplevalue"] = "æøå";
string ctx = Guid.NewGuid().ToString();
HttpWebRequest httpWebRequest = WebRequest.CreateHttp(listenerAddress + "ep");
httpWebRequest.Method = "POST";
await httpWebRequest.CopyFromAsync(cloudEvent, ContentMode.Structured, new JsonEventFormatter());
httpWebRequest.Headers.Add(testContextHeader, ctx);
pendingRequests.TryAdd(ctx, context =>
{
try
{
// Structured events do not contain any CloudEvent HTTP headers.
Assert.Empty(context.Request.Headers.AllKeys.Where(key => key.StartsWith("ce-")));
var receivedCloudEvent = context.Request.ToCloudEvent(new JsonEventFormatter());
Assert.Equal(CloudEventsSpecVersion.V1_0, receivedCloudEvent.SpecVersion);
Assert.Equal("com.github.pull.create", receivedCloudEvent.Type);
Assert.Equal(new Uri("https://github.com/cloudevents/spec/pull/123"), receivedCloudEvent.Source);
Assert.Equal("A234-1234-1234", receivedCloudEvent.Id);
Assert.Equal(DateTime.Parse("2018-04-05T17:31:00Z").ToUniversalTime(),
receivedCloudEvent.Time.Value.ToUniversalTime());
Assert.Equal(new ContentType(MediaTypeNames.Text.Xml), receivedCloudEvent.DataContentType);
Assert.Equal("<much wow=\"xml\"/>", receivedCloudEvent.Data);
var attr = receivedCloudEvent.GetAttributes();
Assert.Equal("value", (string)attr["comexampleextension1"]);
Assert.Equal("æøå", (string)attr["utf8examplevalue"]);
context.Response.StatusCode = (int)HttpStatusCode.NoContent;
}
catch (Exception e)
{
using (var sw = new StreamWriter(context.Response.OutputStream))
{
sw.Write(e.ToString());
context.Response.StatusCode = (int)HttpStatusCode.InternalServerError;
}
}
context.Response.Close();
return(Task.CompletedTask);
});
var result = (HttpWebResponse)await httpWebRequest.GetResponseAsync();
if (result.StatusCode != HttpStatusCode.NoContent)
{
throw new InvalidOperationException(result.StatusCode.ToString());
}
}
async Task HttpStructuredClientSendTest()
{
var cloudEvent = new CloudEvent("com.github.pull.create",
new Uri("https://github.com/cloudevents/spec/pull/123"))
{
Id = "A234-1234-1234",
Time = new DateTime(2018, 4, 5, 17, 31, 0, DateTimeKind.Utc),
DataContentType = new ContentType(MediaTypeNames.Text.Xml),
Data = "<much wow=\"xml\"/>"
};
var attrs = cloudEvent.GetAttributes();
attrs["comexampleextension1"] = "value";
attrs["utf8examplevalue"] = "æøå";
string ctx = Guid.NewGuid().ToString();
var content = new CloudEventContent(cloudEvent, ContentMode.Structured, new JsonEventFormatter());
content.Headers.Add(testContextHeader, ctx);
pendingRequests.TryAdd(ctx, context =>
{
try
{
// Structured events contain a copy of the CloudEvent attributes as HTTP headers.
var headers = context.Request.Headers;
Assert.Equal("1.0", headers["ce-specversion"]);
Assert.Equal("com.github.pull.create", headers["ce-type"]);
Assert.Equal("https://github.com/cloudevents/spec/pull/123", headers["ce-source"]);
Assert.Equal("A234-1234-1234", headers["ce-id"]);
Assert.Equal("2018-04-05T17:31:00Z", headers["ce-time"]);
// Note that datacontenttype is mapped in this case, but would not be included in binary mode.
Assert.Equal("text/xml", headers["ce-datacontenttype"]);
Assert.Equal("application/cloudevents+json", context.Request.ContentType);
Assert.Equal("value", headers["ce-comexampleextension1"]);
// The non-ASCII attribute value should have been URL-encoded using UTF-8 for the header.
Assert.Equal("%C3%A6%C3%B8%C3%A5", headers["ce-utf8examplevalue"]);
var receivedCloudEvent = context.Request.ToCloudEvent(new JsonEventFormatter());
Assert.Equal(CloudEventsSpecVersion.V1_0, receivedCloudEvent.SpecVersion);
Assert.Equal("com.github.pull.create", receivedCloudEvent.Type);
Assert.Equal(new Uri("https://github.com/cloudevents/spec/pull/123"), receivedCloudEvent.Source);
Assert.Equal("A234-1234-1234", receivedCloudEvent.Id);
Assert.Equal(DateTime.Parse("2018-04-05T17:31:00Z").ToUniversalTime(),
receivedCloudEvent.Time.Value.ToUniversalTime());
Assert.Equal(new ContentType(MediaTypeNames.Text.Xml), receivedCloudEvent.DataContentType);
Assert.Equal("<much wow=\"xml\"/>", receivedCloudEvent.Data);
var attr = receivedCloudEvent.GetAttributes();
Assert.Equal("value", (string)attr["comexampleextension1"]);
Assert.Equal("æøå", (string)attr["utf8examplevalue"]);
context.Response.StatusCode = (int)HttpStatusCode.NoContent;
}
catch (Exception e)
{
using (var sw = new StreamWriter(context.Response.OutputStream))
{
sw.Write(e.ToString());
context.Response.StatusCode = (int)HttpStatusCode.InternalServerError;
}
}
context.Response.Close();
return(Task.CompletedTask);
});
var httpClient = new HttpClient();
var result = (await httpClient.PostAsync(new Uri(listenerAddress + "ep"), content));
if (result.StatusCode != HttpStatusCode.NoContent)
{
throw new InvalidOperationException(result.Content.ReadAsStringAsync().GetAwaiter().GetResult());
}
}
async Task HttpStructuredClientSendTest()
{
var cloudEvent = new CloudEvent("com.github.pull.create",
new Uri("https://github.com/cloudevents/spec/pull/123"))
{
Id = "A234-1234-1234",
Time = new DateTime(2018, 4, 5, 17, 31, 0, DateTimeKind.Utc),
ContentType = new ContentType(MediaTypeNames.Text.Xml),
Data = "<much wow=\"xml\"/>"
};
var attrs = cloudEvent.GetAttributes();
attrs["comexampleextension1"] = "value";
attrs["comexampleextension2"] = new { othervalue = 5 };
string ctx = Guid.NewGuid().ToString();
var content = new CloudEventContent(cloudEvent, ContentMode.Structured, new JsonEventFormatter());
content.Headers.Add(testContextHeader, ctx);
pendingRequests.TryAdd(ctx, async context =>
{
try
{
var receivedCloudEvent = context.Request.ToCloudEvent(new JsonEventFormatter());
Assert.Equal(CloudEventsSpecVersion.V0_2, receivedCloudEvent.SpecVersion);
Assert.Equal("com.github.pull.create", receivedCloudEvent.Type);
Assert.Equal(new Uri("https://github.com/cloudevents/spec/pull/123"), receivedCloudEvent.Source);
Assert.Equal("A234-1234-1234", receivedCloudEvent.Id);
Assert.Equal(DateTime.Parse("2018-04-05T17:31:00Z").ToUniversalTime(),
receivedCloudEvent.Time.Value.ToUniversalTime());
Assert.Equal(new ContentType(MediaTypeNames.Text.Xml), receivedCloudEvent.ContentType);
Assert.Equal("<much wow=\"xml\"/>", receivedCloudEvent.Data);
var attr = receivedCloudEvent.GetAttributes();
Assert.Equal("value", (string)attr["comexampleextension1"]);
Assert.Equal(5, (int)((dynamic)attr["comexampleextension2"]).othervalue);
context.Response.StatusCode = (int)HttpStatusCode.NoContent;
}
catch (Exception e)
{
using (var sw = new StreamWriter(context.Response.OutputStream))
{
sw.Write(e.ToString());
context.Response.StatusCode = (int)HttpStatusCode.InternalServerError;
}
}
context.Response.Close();
});
var httpClient = new HttpClient();
var result = (await httpClient.PostAsync(new Uri(listenerAddress + "ep"), content));
if (result.StatusCode != HttpStatusCode.NoContent)
{
throw new InvalidOperationException(result.Content.ReadAsStringAsync().GetAwaiter().GetResult());
}
}
async Task HttpBinaryClientSendTest()
{
var cloudEvent = new CloudEvent("com.github.pull.create",
new Uri("https://github.com/cloudevents/spec/pull/123"))
{
Id = "A234-1234-1234",
Time = new DateTime(2018, 4, 5, 17, 31, 0, DateTimeKind.Utc),
DataContentType = new ContentType(MediaTypeNames.Text.Xml),
Data = "<much wow=\"xml\"/>"
};
var attrs = cloudEvent.GetAttributes();
attrs["comexampleextension1"] = "value";
attrs["utf8examplevalue"] = "æøå";
string ctx = Guid.NewGuid().ToString();
var content = new CloudEventContent(cloudEvent, ContentMode.Binary, new JsonEventFormatter());
content.Headers.Add(testContextHeader, ctx);
pendingRequests.TryAdd(ctx, context =>
{
try
{
Assert.True(context.Request.IsCloudEvent());
var receivedCloudEvent = context.Request.ToCloudEvent(new JsonEventFormatter());
Assert.Equal(CloudEventsSpecVersion.V1_0, receivedCloudEvent.SpecVersion);
Assert.Equal("com.github.pull.create", receivedCloudEvent.Type);
Assert.Equal(new Uri("https://github.com/cloudevents/spec/pull/123"), receivedCloudEvent.Source);
Assert.Equal("A234-1234-1234", receivedCloudEvent.Id);
Assert.Equal(DateTime.Parse("2018-04-05T17:31:00Z").ToUniversalTime(),
receivedCloudEvent.Time.Value.ToUniversalTime());
Assert.Equal(new ContentType(MediaTypeNames.Text.Xml), receivedCloudEvent.DataContentType);
// The non-ASCII attribute value should have been URL-encoded using UTF-8 for the header.
Assert.True(content.Headers.TryGetValues("ce-utf8examplevalue", out var utf8ExampleValues));
Assert.Equal("%C3%A6%C3%B8%C3%A5", utf8ExampleValues.Single());
using (var sr = new StreamReader((Stream)receivedCloudEvent.Data))
{
Assert.Equal("<much wow=\"xml\"/>", sr.ReadToEnd());
}
var attr = receivedCloudEvent.GetAttributes();
Assert.Equal("value", (string)attr["comexampleextension1"]);
// The non-ASCII attribute value should have been correctly URL-decoded.
Assert.Equal("æøå", (string)attr["utf8examplevalue"]);
context.Response.StatusCode = (int)HttpStatusCode.NoContent;
}
catch (Exception e)
{
using (var sw = new StreamWriter(context.Response.OutputStream))
{
sw.Write(e.ToString());
context.Response.StatusCode = (int)HttpStatusCode.InternalServerError;
}
}
context.Response.Close();
return(Task.CompletedTask);
});
var httpClient = new HttpClient();
var result = (await httpClient.PostAsync(new Uri(listenerAddress + "ep"), content));
if (result.StatusCode != HttpStatusCode.NoContent)
{
throw new InvalidOperationException(result.Content.ReadAsStringAsync().GetAwaiter().GetResult());
}
}
public static CloudEvent ToCloudEvent(this Message message,
ICloudEventFormatter formatter = null,
params ICloudEventExtension[] extensions)
{
string contentType = message.Properties.ContentType?.ToString();
if (contentType != null &&
contentType.StartsWith(CloudEvent.MediaType, StringComparison.InvariantCultureIgnoreCase))
{
// handle structured mode
if (formatter == null)
{
// if we didn't get a formatter, pick one
if (contentType.EndsWith(JsonEventFormatter.MediaTypeSuffix,
StringComparison.InvariantCultureIgnoreCase))
{
formatter = jsonFormatter;
}
else
{
throw new InvalidOperationException("Unsupported CloudEvents encoding");
}
}
return(formatter.DecodeStructuredEvent(new MemoryStream((byte[])message.Body), extensions));
}
else
{
var specVersion = message.ApplicationProperties.Map.ContainsKey(SpecVersionAmqpHeader1)
? CloudEventsSpecVersion.V0_1
: message.ApplicationProperties.Map.ContainsKey(SpecVersionAmqpHeader2)
? (message.ApplicationProperties.Map[SpecVersionAmqpHeader2] as string == "0.2"
? CloudEventsSpecVersion.V0_2 :
(message.ApplicationProperties.Map[SpecVersionAmqpHeader2] as string == "0.3"
? CloudEventsSpecVersion.V0_3
: CloudEventsSpecVersion.Default))
: CloudEventsSpecVersion.Default;
var cloudEvent = new CloudEvent(specVersion, extensions);
var attributes = cloudEvent.GetAttributes();
foreach (var prop in message.ApplicationProperties.Map)
{
if (prop.Key is string &&
((string)prop.Key).StartsWith(AmqpHeaderPrefix, StringComparison.InvariantCultureIgnoreCase))
{
if (cloudEvent.SpecVersion != CloudEventsSpecVersion.V1_0 && prop.Value is Map)
{
IDictionary <string, object> exp = new ExpandoObject();
foreach (var props in (Map)prop.Value)
{
exp[props.Key.ToString()] = props.Value;
}
attributes[((string)prop.Key).Substring(AmqpHeaderPrefix.Length).ToLowerInvariant()] =
exp;
}
else
{
attributes[((string)prop.Key).Substring(AmqpHeaderPrefix.Length).ToLowerInvariant()] =
prop.Value;
}
}
}
cloudEvent.DataContentType = message.Properties.ContentType != null
? new ContentType(message.Properties.ContentType)
: null;
cloudEvent.Data = message.Body;
return(cloudEvent);
}
}
public static async Task <HttpResponseMessage> Madlibs(
[HttpTrigger(AuthorizationLevel.Function, "get", "post", Route = null)]
HttpRequestMessage req,
ILogger log)
{
try
{
// opt into push if needed
if (req.IsWebHookValidationRequest())
{
return(await req.HandleAsWebHookValidationRequest(null, null));
}
if (!req.Headers.Contains("X-Callback-URL"))
{
// thanks, but we can't respond without an address
log.LogInformation("Didn't find 'X-Callback-URL' header.");
return(new HttpResponseMessage(HttpStatusCode.BadRequest));
}
string callbackUrl = req.Headers.GetValues("X-Callback-URL").FirstOrDefault();
CloudEvent receivedCloudEvent = req.ToCloudEvent();
CloudEvent raisedCloudEvent = null;
log.LogInformation($"Processing {receivedCloudEvent.SpecVersion} with {receivedCloudEvent.Type}");
log.LogInformation($"Callback to {callbackUrl}");
switch (receivedCloudEvent.Type)
{
case "word.found.noun":
raisedCloudEvent = new CloudEvent("word.picked.noun",
new Uri(SourceIdentifier))
{
ContentType = Json,
Data = new { word = Words.All.Nouns[rnd.Next(Words.All.Nouns.Length)] }
};
break;
case "word.found.verb":
raisedCloudEvent = new CloudEvent("word.picked.verb",
new Uri(SourceIdentifier))
{
ContentType = Json,
Data = new { word = Words.All.Verbs[rnd.Next(Words.All.Verbs.Length)] }
};
break;
case "word.found.exclamation":
raisedCloudEvent = new CloudEvent("word.picked.exlamation",
new Uri(SourceIdentifier))
{
ContentType = Json,
Data = new { word = Words.All.Exclamations[rnd.Next(Words.All.Exclamations.Length)] }
};
break;
case "word.found.adverb":
raisedCloudEvent = new CloudEvent("word.picked.adverb",
new Uri(SourceIdentifier))
{
ContentType = Json,
Data = new { word = Words.All.Adverbs[rnd.Next(Words.All.Adverbs.Length)] }
};
break;
case "word.found.pluralnoun":
raisedCloudEvent = new CloudEvent("word.picked.pluralnoun",
new Uri(SourceIdentifier))
{
ContentType = Json,
Data = new { word = Words.All.Pluralnouns[rnd.Next(Words.All.Pluralnouns.Length)] }
};
break;
case "word.found.adjective":
raisedCloudEvent = new CloudEvent("word.picked.adjective",
new Uri(SourceIdentifier))
{
ContentType = Json,
Data = new { word = Words.All.Adjectives[rnd.Next(Words.All.Adjectives.Length)] }
};
break;
case "word.found.color":
raisedCloudEvent = new CloudEvent("word.picked.color",
new Uri(SourceIdentifier))
{
ContentType = Json,
Data = new { word = Words.All.Colors[rnd.Next(Words.All.Colors.Length)] }
};
break;
case "word.found.name":
raisedCloudEvent = new CloudEvent("word.picked.name",
new Uri(SourceIdentifier))
{
ContentType = Json,
Data = new { word = Words.All.Names[rnd.Next(Words.All.Names.Length)] }
};
break;
case "word.found.animal":
raisedCloudEvent = new CloudEvent("word.picked.animal",
new Uri(SourceIdentifier))
{
ContentType = Json,
Data = new { word = Words.All.Animals[rnd.Next(Words.All.Animals.Length)] }
};
break;
case "word.found.verbing":
raisedCloudEvent = new CloudEvent("word.picked.verbing",
new Uri(SourceIdentifier))
{
ContentType = Json,
Data = new { word = Words.All.Verbings[rnd.Next(Words.All.Verbings.Length)] }
};
break;
default:
return(new HttpResponseMessage(HttpStatusCode.NoContent));
}
raisedCloudEvent.GetAttributes().Add("relatedid", receivedCloudEvent.Id);
HttpClient client = new HttpClient();
var result = await client.PostAsync(callbackUrl,
new CloudEventContent(raisedCloudEvent, rnd.Next(2) == 0 ? ContentMode.Binary : ContentMode.Structured,
new JsonEventFormatter()));
log.LogInformation($"Callback result {result.StatusCode}");
return(new HttpResponseMessage(result.StatusCode));
}
catch (Exception e)
{
log.LogInformation($"Exception while processing {e.ToString()}");
throw;
}
}
public ActionResult <IEnumerable <string> > ReceiveCloudEvent([FromBody] CloudEvent cloudEvent)
{
return(Ok($"Received event with ID {cloudEvent.Id}, attributes: {JsonConvert.SerializeObject(cloudEvent.GetAttributes())}"));
}
