public async Task Execute(IJobExecutionContext context)
{
const string projectId = "sunkang-iot-monitor-service";
const string topicId = "test";
// add task to cache
RemoteTask newRemoteTask = new RemoteTask()
{
id = Guid.NewGuid(), name = $"task-{DateTime.Now.ToString("mssfff")}", completed = false
};
_remoteTasksCache.AddOrUpdate(newRemoteTask);
// Manual test on the same Topic
// Add PubSub Client integration - Publish messages with ordering key
var messagesWithOrderingKey = new List <(string, string, MapField <string, string>)>()
{
("OrderingKey", JsonConvert.SerializeObject(newRemoteTask).ToString(), new MapField <string, string> {
{ "type", "Response" }
}),
};
await _googleCloudPubSubClient.PublishOrderedMessagesAsync(projectId, topicId, messagesWithOrderingKey);
}
public async Task RunTest2()
{
const string projectId = "sunkang-iot-monitor-service";
const string topicId = "test";
const string subscriptionId = "pull-test-message-in-order";
// add task to cache
RemoteTask remoteTask1 = new RemoteTask()
{
id = Guid.NewGuid(), name = "task1", completed = false
};
_remoteTasksCache.AddOrUpdate(remoteTask1);
RemoteTask remoteTask2 = new RemoteTask()
{
id = Guid.NewGuid(), name = "task2", completed = false
};
_remoteTasksCache.AddOrUpdate(remoteTask2);
// Manual test on the same Topic
// Add PubSub Client integration - Publish messages with ordering key
var messagesWithOrderingKey = new List <(string, string, MapField <string, string>)>()
{
("OrderingKey2", JsonConvert.SerializeObject(remoteTask2).ToString(), new MapField <string, string> {
{ "type", "Notify" }
}),
("OrderingKey1", JsonConvert.SerializeObject(remoteTask1).ToString(), new MapField <string, string> {
{ "type", "Response" }
}),
("OrderingKey2", JsonConvert.SerializeObject(remoteTask2).ToString(), new MapField <string, string> {
{ "type", "Notify" }
}),
("OrderingKey1", JsonConvert.SerializeObject(remoteTask1).ToString(), new MapField <string, string> {
{ "type", "Notify" }
}),
("OrderingKey2", JsonConvert.SerializeObject(remoteTask2).ToString(), new MapField <string, string> {
{ "type", "Response" }
}),
};
_remoteTasksCache.AddOrUpdate(remoteTask1);
_remoteTasksCache.AddOrUpdate(remoteTask2);
await _googleCloudPubSubClient.PublishOrderedMessagesAsync(projectId, topicId, messagesWithOrderingKey);
// Add PubSub Client integration - Pull messages in order
_logger.LogInformation($"Start pulling messages from subscription");
var numberOfMessageProcessed = await _googleCloudPubSubClient.PullMessagesAsync(projectId, subscriptionId, (_, pubsubMessage) =>
{
string decodedMessageText = Encoding.UTF8.GetString(pubsubMessage.Data.ToArray());
// retrieve the custom attributes from metadata
if (pubsubMessage.Attributes.ContainsKey("type"))
{
RemoteTask remoteTask = JsonConvert.DeserializeObject <RemoteTask>(decodedMessageText);
Console.WriteLine($"Pulled message {decodedMessageText} with messageId {pubsubMessage.MessageId}, OrderingKey: {pubsubMessage.OrderingKey}, Type: {pubsubMessage.Attributes["type"]}");
if (pubsubMessage.Attributes["type"] == "Response")
{
remoteTask.completed = true;
_remoteTasksCache.AddOrUpdate(remoteTask);
}
// foreach (var attribute in pubsubMessage.Attributes)
// {
// Console.WriteLine($"{attribute.Key} = {attribute.Value}");
// }
}
}, 10000);
_logger.LogInformation($"Total {numberOfMessageProcessed} messages processed");
}
