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Articles by return Mono.empty

Embracing Reactive Programming Using Kafka & Webflux

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By return Mono.empty, return Mono.just
| Malware.News
Image by Pixabay “The goal as a company is to have customer service that is not just the best, but legendary.” — Sam Walton Data pipelines often require scaling between peak loads and downtime. Automated systems can reduce resource utilization by 95% compared to older, legacy systems such which often require manual intervention to scale the underlying workers and performance tuning for bolt parallelism and tasks.
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SprringCloud Gateway动态添加路由不重启

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By return Mono.empty, List gatewayFilters, List predicates, return this.routeDefinitions
| CSDN
前言： 在微服务项目中，SpringCloud Gateway扮演着极为重要的角色，主要提供了路由、负载均衡、认证鉴权等功能。本文主要讲解如何实现网关的自定义动态路由配置，无需重启网关模块即可生效。 一、动态路由必要性 在微服务架构中，随着功能的迭代和上线，经常需要在网关添加路由配置。传统的做法是通过修改配置文件并重启网关服务来实现，但这种方式会导致服务中断，给用户带来不便。 例如如下配置： spring: cloud: gateway: routes: - id: system predicates: - Path=/api/system/** filters: - StripPrefix=2 uri: lb://isrm-system-provider - id: basic predicates: - Path=/api/basic/** filters: - StripPrefix=2 uri: lb://isrm-basic-provider 该配置写在jar包同级的...
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SpringCloud源码解析-gateway&openFeign_gateway openfeign_Allen-xs的博客-CSDN博客

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By Ribbon AutoConfiguration.class, return redisScript, return Mono.empty, HttpServer Response
| CSDN
1.1 自动装配 springcloud是基于springboot的，gateway各个组件的初始化入口在自动装配 1.2 核心装配 主要作用是校验依赖 在GatewayAutoConfiguration之前被加载 校验是否导入了spring-boot-starter-web, gateway非web容器，不需要导入 spring-boot-starter-web 校验是否缺少spring-boot-starter-webflux依赖, DispatcherHandler是gateway接收请求的入口组件 @Configuration(proxyBeanMethods = false) @AutoConfigureBefore(GatewayAutoConfiguration.class) public class GatewayClassPathWarningAutoConfiguration { private static final Log log = LogFactory...
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三分钟了解Spring Cloud Gateway路由转发之自动路由

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By String uri, return Mono.empty, List globalFilters, routeDefinition Locator
| CSDN
一、前言 如下配置一般是大多数项目配置路由的我们一般称之为静态路由，是由配置文件硬编码后在程序启动的时候加载的。 spring: cloud: gateway: discovery: locator: lower-case-service-id: true routes: - id: service1 uri: lb://service1 predicates: - Path=/service1/** - id: service2 uri: lb://service2 predicates: - Path=/service2/** 下面我们详细了解一下这三种路由 Spring Cloud Gateway 支持三种类型的路由：静态路由、动态路由和自动路由。 二、路由配置 1.
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Context Propagation with Project Reactor 2 - The bumpy road of Spring Cloud Sleuth

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By return Mono.empty, return Mono.just, handleRequest .block, return makeRequest
| spring.io
This post is a part of a series: The Basics The bumpy road of Spring Cloud Sleuth Unified Bridging between Reactive and Imperative Spring Cloud Sleuth recently became Micrometer Tracing, part of the Micrometer project. Most of the tracing instrumentation is centered within Micrometer under the new Observability API. The goal of these projects is to enable observability of any application – in the form of metrics, tracing, and logs that contain correlation identifiers.
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spring cloud gateway网关转发websocket请求

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By return Mono.empty
| CSDN
springcloud gateway网关是所有微服务的统一入口。 1、springcloud gateway关键术语 Route：路由，网关配置的基本组成模块。一个Route模块由一个 ID，一个目标 URI，一组断言和一组过滤器定义。如果断言为真，则路由匹配，目标URI会被访问。 Predicate：断言，可以使用它来匹配来自 HTTP 请求的任何内容。 Filter：过滤器，可以使用它拦截和修改请求，并且对上游的响应，进行二次处理。过滤器为org.springframework.cloud.gateway.filter.GatewayFilter类的实例。 2、springcloud gateway处理流程 客户端向 Spring Cloud Gateway 发出请求。然后在 Gateway Handler Mapping 中找到与请求相匹配的路由，将其发送到 Gateway Web Handler。Handler...
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Spring-Gateway与Nacos相关配置_gateway nacos 配置_魅Lemon的博客-CSDN博客

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By return Mono.empty, nacosConfig Properties.getGroup, dynamicRoute Util.addRoutes, dynamicRoute Util.updateRoutes
| CSDN
1、介绍与环境引入 1.1 简介 动态刷新通过线上的配置更新进行推送，不需要代码改动也不需要重启服务器，这样可以更快更方便的进行服务器配置文件修改(因为重启Tomcat往往会消耗大量的时间)。首先需要引入相关依赖，这里默认已经启动Nacos服务器了，可以通过http://localhost:8848/nacos/index.html查看 1.2 环境引入 Nacos 既能用作配置管理也能用作服务注册，如果你想要引入 Nacos 的服务发现功能，需要添加的是 nacos-discovery 包； 而如果你想引入的是 Nacos 的配置管理功能，则需要添加 nacos-config 包。第二个依赖项是为了让程序在启动时能够加载本地的 bootstrap 配置文件，因为 Nacos 配置中心的连接信息需要配置在 bootstrap 文件，而**非 application.yml **文件中。 <dependency> <groupId>com.alibaba.cloud</groupId>...
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Лечим Java Reactor при помощи Kotlin Coroutines

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By return Mono.empty, return Mono.error, Return Chain.Filter
| Habr.com
На текущей работе пишем на Reactor. Технология классная, но как всегда есть много НО. Некоторые вещи раздражают, код сложнее писать и читать, с ThreadLocal совсем беда. Решил посмотреть какие проблемы уйдут, если перейти на Kotlin Coroutines, а какие проблемы, наоборот, добавятся. Карточка пациента Для статьи написал маленький проект, воспроизведя проблемы, с которыми столкнулся на работе. Основной код здесь. Алгоритм специально не стал разбивать на отдельные методы, так лучше видно проблемы.
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