/// <inheritdoc />
void IPublicationBuilder <T> .Configure(
JustSayingBus bus,
IAwsClientFactoryProxy proxy,
ILoggerFactory loggerFactory)
{
var logger = loggerFactory.CreateLogger <TopicPublicationBuilder <T> >();
logger.LogInformation("Adding SNS publisher for message type '{MessageType}'.",
typeof(T));
var config = bus.Config;
var readConfiguration = new SqsReadConfiguration(SubscriptionType.ToTopic);
var writeConfiguration = new SnsWriteConfiguration();
ConfigureWrites?.Invoke(writeConfiguration);
readConfiguration.ApplyTopicNamingConvention <T>(config.TopicNamingConvention);
bus.SerializationRegister.AddSerializer <T>();
foreach (var region in config.Regions)
{
// TODO pass region down into topic creation for when we have foreign topics so we can generate the arn
var eventPublisher = new SnsTopicByName(
readConfiguration.TopicName,
proxy.GetAwsClientFactory().GetSnsClient(RegionEndpoint.GetBySystemName(region)),
bus.SerializationRegister,
loggerFactory,
writeConfiguration,
config.MessageSubjectProvider)
{
MessageResponseLogger = config.MessageResponseLogger
};
async Task StartupTask()
{
if (writeConfiguration.Encryption != null)
{
await eventPublisher.CreateWithEncryptionAsync(writeConfiguration.Encryption)
.ConfigureAwait(false);
}
else
{
await eventPublisher.CreateAsync().ConfigureAwait(false);
}
await eventPublisher.EnsurePolicyIsUpdatedAsync(config.AdditionalSubscriberAccounts)
.ConfigureAwait(false);
}
bus.AddStartupTask(StartupTask());
bus.AddMessagePublisher <T>(eventPublisher, region);
}
logger.LogInformation(
"Created SNS topic publisher on topic '{TopicName}' for message type '{MessageType}'.",
readConfiguration.TopicName,
typeof(T));
}
/// <inheritdoc />
void ISubscriptionBuilder <T> .Configure(
JustSayingBus bus,
IHandlerResolver resolver,
IVerifyAmazonQueues creator,
ILoggerFactory loggerFactory)
{
var logger = loggerFactory.CreateLogger <TopicSubscriptionBuilder <T> >();
var subscriptionConfig = new SqsReadConfiguration(SubscriptionType.ToTopic)
{
QueueName = TopicName
};
ConfigureReads?.Invoke(subscriptionConfig);
var config = bus.Config;
subscriptionConfig.ApplyTopicNamingConvention <T>(config.TopicNamingConvention);
subscriptionConfig.ApplyQueueNamingConvention <T>(config.QueueNamingConvention);
subscriptionConfig.SubscriptionGroupName ??= subscriptionConfig.QueueName;
subscriptionConfig.PublishEndpoint = subscriptionConfig.TopicName;
subscriptionConfig.Validate();
var queueWithStartup = creator.EnsureTopicExistsWithQueueSubscribed(
config.Region,
bus.SerializationRegister,
subscriptionConfig,
config.MessageSubjectProvider);
bus.AddStartupTask(queueWithStartup.StartupTask);
bus.AddQueue(subscriptionConfig.SubscriptionGroupName, queueWithStartup.Queue);
logger.LogInformation(
"Created SQS topic subscription on topic '{TopicName}' and queue '{QueueName}'.",
subscriptionConfig.TopicName,
subscriptionConfig.QueueName);
var resolutionContext = new HandlerResolutionContext(subscriptionConfig.QueueName);
var proposedHandler = resolver.ResolveHandler <T>(resolutionContext);
if (proposedHandler == null)
{
throw new HandlerNotRegisteredWithContainerException(
$"There is no handler for '{typeof(T)}' messages.");
}
bus.AddMessageHandler(subscriptionConfig.QueueName,
() => resolver.ResolveHandler <T>(resolutionContext));
logger.LogInformation(
"Added a message handler for message type for '{MessageType}' on topic '{TopicName}' and queue '{QueueName}'.",
typeof(T),
subscriptionConfig.TopicName,
subscriptionConfig.QueueName);
}
/// <inheritdoc />
void ISubscriptionBuilder <T> .Configure(
JustSayingBus bus,
IHandlerResolver resolver,
IVerifyAmazonQueues creator,
ILoggerFactory loggerFactory)
{
var logger = loggerFactory.CreateLogger <QueueSubscriptionBuilder <T> >();
var subscriptionConfig = new SqsReadConfiguration(SubscriptionType.PointToPoint)
{
QueueName = QueueName
};
ConfigureReads?.Invoke(subscriptionConfig);
var config = bus.Config;
subscriptionConfig.ApplyTopicNamingConvention <T>(config.TopicNamingConvention);
subscriptionConfig.ApplyQueueNamingConvention <T>(config.QueueNamingConvention);
subscriptionConfig.SubscriptionGroupName ??= subscriptionConfig.QueueName;
subscriptionConfig.Validate();
var queue = creator.EnsureQueueExists(config.Region, subscriptionConfig);
bus.AddStartupTask(
queue.Queue.EnsureQueueAndErrorQueueExistAndAllAttributesAreUpdatedAsync(subscriptionConfig));
bus.AddQueue(subscriptionConfig.SubscriptionGroupName, queue.Queue);
logger.LogInformation(
"Created SQS subscriber for message type '{MessageType}' on queue '{QueueName}'.",
typeof(T),
subscriptionConfig.QueueName);
var resolutionContext = new HandlerResolutionContext(subscriptionConfig.QueueName);
var proposedHandler = resolver.ResolveHandler <T>(resolutionContext);
if (proposedHandler == null)
{
throw new HandlerNotRegisteredWithContainerException(
$"There is no handler for '{typeof(T)}' messages.");
}
bus.AddMessageHandler(subscriptionConfig.QueueName,
() => resolver.ResolveHandler <T>(resolutionContext));
logger.LogInformation(
"Added a message handler for message type for '{MessageType}' on topic '{TopicName}' and queue '{QueueName}'.",
typeof(T),
subscriptionConfig.TopicName,
subscriptionConfig.QueueName);
}