public async Task <SqsQueueByName> EnsureTopicExistsWithQueueSubscribedAsync(
string region,
IMessageSerializationRegister serializationRegister,
SqsReadConfiguration queueConfig,
IMessageSubjectProvider messageSubjectProvider)
{
var regionEndpoint = RegionEndpoint.GetBySystemName(region);
var sqsClient = _awsClientFactory.GetAwsClientFactory().GetSqsClient(regionEndpoint);
var snsClient = _awsClientFactory.GetAwsClientFactory().GetSnsClient(regionEndpoint);
var queue = await EnsureQueueExistsAsync(region, queueConfig).ConfigureAwait(false);
if (TopicExistsInAnotherAccount(queueConfig))
{
var arnProvider = new ForeignTopicArnProvider(regionEndpoint, queueConfig.TopicSourceAccount, queueConfig.PublishEndpoint);
var topicArn = await arnProvider.GetArnAsync().ConfigureAwait(false);
await SubscribeQueueAndApplyFilterPolicyAsync(snsClient, topicArn, sqsClient, queue.Uri, queueConfig.FilterPolicy).ConfigureAwait(false);
}
else
{
var eventTopic = new SnsTopicByName(queueConfig.PublishEndpoint, snsClient, serializationRegister, _loggerFactory, messageSubjectProvider);
await eventTopic.CreateAsync().ConfigureAwait(false);
await SubscribeQueueAndApplyFilterPolicyAsync(snsClient, eventTopic.Arn, sqsClient, queue.Uri, queueConfig.FilterPolicy).ConfigureAwait(false);
await SqsPolicy.SaveAsync(eventTopic.Arn, queue.Arn, queue.Uri, sqsClient).ConfigureAwait(false);
}
return(queue);
}
public async Task <SqsQueueByName> EnsureTopicExistsWithQueueSubscribedAsync(string region, IMessageSerialisationRegister serialisationRegister, SqsReadConfiguration queueConfig)
{
var regionEndpoint = RegionEndpoint.GetBySystemName(region);
var sqsClient = _awsClientFactory.GetAwsClientFactory().GetSqsClient(regionEndpoint);
var snsClient = _awsClientFactory.GetAwsClientFactory().GetSnsClient(regionEndpoint);
var queue = await EnsureQueueExistsAsync(region, queueConfig).ConfigureAwait(false);
if (TopicExistsInAnotherAccount(queueConfig))
{
var arnProvider = new ForeignTopicArnProvider(regionEndpoint, queueConfig.TopicSourceAccount, queueConfig.PublishEndpoint);
await snsClient.SubscribeQueueAsync(arnProvider.GetArn(), sqsClient, queue.Url).ConfigureAwait(false);
}
else
{
var eventTopic = new SnsTopicByName(queueConfig.PublishEndpoint, snsClient, serialisationRegister, _loggerFactory);
eventTopic.Create();
await EnsureQueueIsSubscribedToTopic(eventTopic, queue).ConfigureAwait(false);
await SqsPolicy.SaveAsync(eventTopic.Arn, queue.Arn, queue.Url, sqsClient).ConfigureAwait(false);
}
return(queue);
}
public QueueWithAsyncStartup EnsureTopicExistsWithQueueSubscribed(
string region,
SqsReadConfiguration queueConfig)
{
var regionEndpoint = RegionEndpoint.GetBySystemName(region);
var sqsClient = _awsClientFactory.GetAwsClientFactory().GetSqsClient(regionEndpoint);
var snsClient = _awsClientFactory.GetAwsClientFactory().GetSnsClient(regionEndpoint);
var queueWithStartup = EnsureQueueExists(region, queueConfig);
async Task StartupTask(CancellationToken cancellationToken)
{
await queueWithStartup.StartupTask.Invoke(cancellationToken).ConfigureAwait(false);
var queue = queueWithStartup.Queue;
if (TopicExistsInAnotherAccount(queueConfig))
{
var arnProvider = new ForeignTopicArnProvider(regionEndpoint,
queueConfig.TopicSourceAccount,
queueConfig.PublishEndpoint);
var topicArn = await arnProvider.GetArnAsync().ConfigureAwait(false);
await SubscribeQueueAndApplyFilterPolicyAsync(snsClient,
topicArn,
sqsClient,
queue.Uri,
queueConfig.FilterPolicy).ConfigureAwait(false);
}
else
{
#pragma warning disable 618
var eventTopic = new SnsTopicByName(queueConfig.PublishEndpoint, snsClient, _loggerFactory);
#pragma warning restore 618
await eventTopic.CreateAsync(cancellationToken).ConfigureAwait(false);
await SubscribeQueueAndApplyFilterPolicyAsync(snsClient,
eventTopic.Arn,
sqsClient,
queue.Uri,
queueConfig.FilterPolicy).ConfigureAwait(false);
var sqsDetails = new SqsPolicyDetails
{
SourceArn = eventTopic.Arn,
QueueArn = queue.Arn,
QueueUri = queue.Uri
};
await SqsPolicy
.SaveAsync(sqsDetails, sqsClient)
.ConfigureAwait(false);
}
}
return(new QueueWithAsyncStartup(StartupTask, queueWithStartup.Queue));
}
public QueueWithAsyncStartup <SqsQueueByName> EnsureTopicExistsWithQueueSubscribed(
string region,
IMessageSerializationRegister serializationRegister,
SqsReadConfiguration queueConfig,
IMessageSubjectProvider messageSubjectProvider)
{
var regionEndpoint = RegionEndpoint.GetBySystemName(region);
var sqsClient = _awsClientFactory.GetAwsClientFactory().GetSqsClient(regionEndpoint);
var snsClient = _awsClientFactory.GetAwsClientFactory().GetSnsClient(regionEndpoint);
var queueWithStartup = EnsureQueueExists(region, queueConfig);
async Task StartupTask()
{
await queueWithStartup.StartupTask.ConfigureAwait(false);
var queue = queueWithStartup.Queue;
if (TopicExistsInAnotherAccount(queueConfig))
{
var arnProvider = new ForeignTopicArnProvider(regionEndpoint,
queueConfig.TopicSourceAccount,
queueConfig.PublishEndpoint);
var topicArn = await arnProvider.GetArnAsync().ConfigureAwait(false);
await SubscribeQueueAndApplyFilterPolicyAsync(snsClient,
topicArn,
sqsClient,
queue.Uri,
queueConfig.FilterPolicy).ConfigureAwait(false);
}
else
{
var eventTopic = new SnsTopicByName(queueConfig.PublishEndpoint,
snsClient,
serializationRegister,
_loggerFactory,
messageSubjectProvider);
await eventTopic.CreateAsync().ConfigureAwait(false);
await SubscribeQueueAndApplyFilterPolicyAsync(snsClient,
eventTopic.Arn,
sqsClient,
queue.Uri,
queueConfig.FilterPolicy).ConfigureAwait(false);
await SqsPolicy
.SaveAsync(eventTopic.Arn, queue.Arn, queue.Uri, sqsClient)
.ConfigureAwait(false);
}
}
// This StartupTask is intentionally not awaited, as it will be run when the bus is started.
return(new QueueWithAsyncStartup <SqsQueueByName>(StartupTask(), queueWithStartup.Queue));
}