Exemplo n.º 1
0
        // This method gets called by the runtime. Use this method to configure the HTTP request pipeline.
        public void Configure(IApplicationBuilder app, IWebHostEnvironment env, IHostApplicationLifetime lifetime, ILogger <Startup> logger)
        {
            if (env.IsDevelopment())
            {
                app.UseDeveloperExceptionPage();
            }

            app.UseRouting();
            app.UseAuthentication();
            app.UseAuthorization();

            var localIpAddress = Dns.GetHostAddresses(Environment.MachineName).Where(ip => ip.AddressFamily == System.Net.Sockets.AddressFamily.InterNetwork).FirstOrDefault().ToString();

            logger.LogInformation($"{Configuration["ip"]}");
            ServiceEntity serviceEntity = new ServiceEntity
            {
                IP          = Configuration["ip"],
                Port        = Convert.ToInt32(Configuration["port"]),
                ServiceName = Configuration["Service:Name"],
                ConsulIP    = Configuration["Consul:IP"],
                ConsulPort  = Convert.ToInt32(Configuration["Consul:Port"])
            };

            app.RegisterConsul(lifetime, serviceEntity);

            app.UseEndpoints(endpoints =>
            {
                endpoints.MapControllers();
            });
        }
Exemplo n.º 2
0
        public static IApplicationBuilder RegisterConsul(this IApplicationBuilder app, IHostApplicationLifetime lifetime, ServiceEntity serviceEntity)
        {
            var consulClient = new ConsulClient(x => x.Address = new Uri($"http://{serviceEntity.ConsulIP}:{serviceEntity.ConsulPort}"));//请求注册的 Consul 地址
            var httpCheck    = new AgentServiceCheck()
            {
                DeregisterCriticalServiceAfter = TimeSpan.FromSeconds(5),                       //服务启动多久后注册
                Interval = TimeSpan.FromSeconds(10),                                            //健康检查时间间隔,或者称为心跳间隔
                HTTP     = $"http://{serviceEntity.IP}:{serviceEntity.Port}/apiservice/health", //健康检查地址
                Timeout  = TimeSpan.FromSeconds(5)
            };

            // Register service with consul
            var registration = new AgentServiceRegistration()
            {
                Checks  = new[] { httpCheck },
                ID      = Guid.NewGuid().ToString(),
                Name    = serviceEntity.ServiceName,
                Address = serviceEntity.IP,
                Port    = serviceEntity.Port,
                Tags    = new[] { $"urlprefix-/{serviceEntity.ServiceName}" }//添加 urlprefix-/servicename 格式的 tag 标签,以便 Fabio 识别
            };

            consulClient.Agent.ServiceRegister(registration).Wait();//服务启动时注册,内部实现其实就是使用 Consul API 进行注册(HttpClient发起)
            lifetime.ApplicationStopping.Register(() =>
            {
                consulClient.Agent.ServiceDeregister(registration.ID).Wait();//服务停止时取消注册
            });

            return(app);
        }