From 20a4b4d3492e08ae91daf4ec57cfb77e0374ab10 Mon Sep 17 00:00:00 2001 From: kunkliricsi Date: Sun, 17 Jan 2021 15:41:06 +0100 Subject: [PATCH] Moved Dockerfile, fixed RabbitMq connection fail in constructor --- .../Interfaces/ICommunicationService.cs | 6 +- Birdmap.BLL/Interfaces/IMqttClientService.cs | 3 +- .../CommunicationServiceBase.cs | 5 ++ .../Mqtt/MqttClientService.cs | 4 +- .../RabbitMq/RabbitMqClientService.cs | 87 +++++++++++++------ Birdmap.BLL/Startup.cs | 4 +- Birdmap.API/Dockerfile => Dockerfile | 0 docker-compose.yml | 4 +- 8 files changed, 76 insertions(+), 37 deletions(-) rename Birdmap.API/Dockerfile => Dockerfile (100%) diff --git a/Birdmap.BLL/Interfaces/ICommunicationService.cs b/Birdmap.BLL/Interfaces/ICommunicationService.cs index 9bc095b..195c205 100644 --- a/Birdmap.BLL/Interfaces/ICommunicationService.cs +++ b/Birdmap.BLL/Interfaces/ICommunicationService.cs @@ -1,6 +1,8 @@ -namespace Birdmap.BLL.Interfaces +using Microsoft.Extensions.Hosting; + +namespace Birdmap.BLL.Interfaces { - public interface ICommunicationService + public interface ICommunicationService : IHostedService { public bool IsConnected { get; } } diff --git a/Birdmap.BLL/Interfaces/IMqttClientService.cs b/Birdmap.BLL/Interfaces/IMqttClientService.cs index 1c61cc8..8aa544b 100644 --- a/Birdmap.BLL/Interfaces/IMqttClientService.cs +++ b/Birdmap.BLL/Interfaces/IMqttClientService.cs @@ -5,8 +5,7 @@ using MQTTnet.Client.Receiving; namespace Birdmap.BLL.Interfaces { - public interface IMqttClientService : IHostedService, - IMqttClientConnectedHandler, + public interface IMqttClientService : IMqttClientConnectedHandler, IMqttClientDisconnectedHandler, IMqttApplicationMessageReceivedHandler { diff --git a/Birdmap.BLL/Services/CommunationServices/CommunicationServiceBase.cs b/Birdmap.BLL/Services/CommunationServices/CommunicationServiceBase.cs index b5371a4..65df2a7 100644 --- a/Birdmap.BLL/Services/CommunationServices/CommunicationServiceBase.cs +++ b/Birdmap.BLL/Services/CommunationServices/CommunicationServiceBase.cs @@ -6,6 +6,7 @@ using Newtonsoft.Json; using System; using System.Collections.Generic; using System.Linq; +using System.Threading; using System.Threading.Tasks; using Timer = System.Timers.Timer; @@ -83,5 +84,9 @@ namespace Birdmap.BLL.Services.CommunationServices } } } + + public abstract Task StartAsync(CancellationToken cancellationToken); + + public abstract Task StopAsync(CancellationToken cancellationToken); } } diff --git a/Birdmap.BLL/Services/CommunationServices/Mqtt/MqttClientService.cs b/Birdmap.BLL/Services/CommunationServices/Mqtt/MqttClientService.cs index ea68b9e..6e78293 100644 --- a/Birdmap.BLL/Services/CommunationServices/Mqtt/MqttClientService.cs +++ b/Birdmap.BLL/Services/CommunationServices/Mqtt/MqttClientService.cs @@ -81,7 +81,7 @@ namespace Birdmap.BLL.Services.CommunicationServices.Mqtt } } - public async Task StartAsync(CancellationToken cancellationToken) + public override async Task StartAsync(CancellationToken cancellationToken) { try { @@ -97,7 +97,7 @@ namespace Birdmap.BLL.Services.CommunicationServices.Mqtt } } - public async Task StopAsync(CancellationToken cancellationToken) + public override async Task StopAsync(CancellationToken cancellationToken) { try { diff --git a/Birdmap.BLL/Services/CommunationServices/RabbitMq/RabbitMqClientService.cs b/Birdmap.BLL/Services/CommunationServices/RabbitMq/RabbitMqClientService.cs index a037b78..800a0a2 100644 --- a/Birdmap.BLL/Services/CommunationServices/RabbitMq/RabbitMqClientService.cs +++ b/Birdmap.BLL/Services/CommunationServices/RabbitMq/RabbitMqClientService.cs @@ -7,21 +7,25 @@ using RabbitMQ.Client; using RabbitMQ.Client.Events; using System; using System.Text; +using System.Threading; using System.Threading.Tasks; namespace Birdmap.BLL.Services.CommunationServices.RabbitMq { - internal class RabbitMqClientService : CommunicationServiceBase, IDisposable + internal class RabbitMqClientService : CommunicationServiceBase { - private readonly IConnection _connection; - private readonly IModel _channel; + private IConnection _connection; + private IModel _channel; + private readonly IConnectionFactory _factory; + private readonly string _topic; public override bool IsConnected => throw new NotImplementedException(); public RabbitMqClientService(RabbitMqClientOptions options, ILogger logger, IInputService inputService, IHubContext hubContext) : base(logger, inputService, hubContext) { - var factory = new ConnectionFactory() + _topic = options.Topic; + _factory = new ConnectionFactory() { HostName = options.Hostname, Port = options.Port, @@ -30,25 +34,6 @@ namespace Birdmap.BLL.Services.CommunationServices.RabbitMq AutomaticRecoveryEnabled = true, }; - - _connection = factory.CreateConnection(); - _channel = _connection.CreateModel(); - - _channel.ExchangeDeclare(exchange: "topic_logs", type: "topic"); - var queueName = _channel.QueueDeclare().QueueName; - - _channel.QueueBind(queue: queueName, - exchange: "topic_logs", - routingKey: options.Topic); - - var consumer = new AsyncEventingBasicConsumer(_channel); - consumer.Received += OnRecieved; - - _channel.BasicConsume(queue: queueName, - autoAck: true, - consumer: consumer); - - StartMessageTimer(); } private Task OnRecieved(object sender, BasicDeliverEventArgs eventArgs) @@ -62,11 +47,59 @@ namespace Birdmap.BLL.Services.CommunationServices.RabbitMq return ProcessJsonMessageAsync(body); } - public void Dispose() + public override async Task StartAsync(CancellationToken cancellationToken) { - StopMessageTimer(); - _channel.Close(); - _connection.Close(); + try + { + Connect(); + } + catch (Exception ex) + { + _logger.LogError(ex, $"Cannot connect. Reconnecting..."); + await Task.Delay(TimeSpan.FromSeconds(5), cancellationToken); + + cancellationToken.ThrowIfCancellationRequested(); + await StartAsync(cancellationToken); + } + } + + public override Task StopAsync(CancellationToken cancellationToken) + { + try + { + StopMessageTimer(); + _channel?.Close(); + _connection?.Close(); + return Task.CompletedTask; + } + catch (Exception ex) + { + _logger.LogError(ex, $"Cannot disconnect..."); + return Task.FromException(ex); + } + } + + private void Connect() + { + + _connection = _factory.CreateConnection(); + _channel = _connection.CreateModel(); + + _channel.ExchangeDeclare(exchange: "topic_logs", type: "topic"); + var queueName = _channel.QueueDeclare().QueueName; + + _channel.QueueBind(queue: queueName, + exchange: "topic_logs", + routingKey: _topic); + + var consumer = new AsyncEventingBasicConsumer(_channel); + consumer.Received += OnRecieved; + + _channel.BasicConsume(queue: queueName, + autoAck: true, + consumer: consumer); + + StartMessageTimer(); } } } diff --git a/Birdmap.BLL/Startup.cs b/Birdmap.BLL/Startup.cs index 73bdb57..3af31a0 100644 --- a/Birdmap.BLL/Startup.cs +++ b/Birdmap.BLL/Startup.cs @@ -111,9 +111,9 @@ namespace Birdmap.BLL private static IServiceCollection AddClientServiceWithProvider(this IServiceCollection services) where T : class, ICommunicationService { services.AddSingleton(); - services.AddSingleton(serviceProvider => + services.AddSingleton(serviceProvider => { - return (IHostedService)serviceProvider.GetService(); + return serviceProvider.GetService(); }); services.AddSingleton(serviceProvider => { diff --git a/Birdmap.API/Dockerfile b/Dockerfile similarity index 100% rename from Birdmap.API/Dockerfile rename to Dockerfile diff --git a/docker-compose.yml b/docker-compose.yml index 37bfc4b..989849f 100644 --- a/docker-compose.yml +++ b/docker-compose.yml @@ -17,7 +17,7 @@ services: - ${APPDATA}/ASP.NET/Https:/root/.aspnet/https:ro build: context: . - dockerfile: Birdmap.API/Dockerfile + dockerfile: Dockerfile depends_on: - db environment: @@ -38,7 +38,7 @@ services: - Birdmap_Defaults__Services__KMLabz-Service=https://birb.k8s.kmlabz.com/devices - Birdmap_UseDummyServices=true - Birdmap_ServicesBaseUrl=https://birb.k8s.kmlabz.com/ - - Birdmap_UseRabbitMq=true + - Birdmap_UseRabbitMq=false - Birdmap_Mqtt__BrokerHostSettings__Host=localhost - Birdmap_Mqtt__BrokerHostSettings__Port=1883 - Birdmap_Mqtt__ClientSettings__Id=ASP.NET Core client -- 2.45.2