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Spring Cloud Gateway

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Mike Chen's Internet Architecture
Mike Chen's Internet Architecture
Jun 4, 2025 · Backend Development

Understanding Spring Cloud Gateway’s Non‑Blocking Architecture for Million‑Level Concurrency

The article explains how Spring Cloud Gateway leverages a fully non‑blocking, reactive architecture built on Project Reactor and Netty to handle millions of concurrent requests, and discusses essential protection mechanisms such as rate limiting, circuit breaking, and degradation for high‑traffic scenarios.

BackendRate LimitingReactive
0 likes · 6 min read
Understanding Spring Cloud Gateway’s Non‑Blocking Architecture for Million‑Level Concurrency
Spring Full-Stack Practical Cases
Spring Full-Stack Practical Cases
Apr 12, 2025 · Backend Development

Deep Dive into Spring Cloud Gateway: Core Components and Source Code Walkthrough

This article provides a comprehensive walkthrough of Spring Cloud Gateway, covering its core concepts, architecture, key components such as Route, Predicate, and Filter, and detailed source‑code analysis with configuration examples and the underlying HTTP handling flow.

Backend DevelopmentMicroservicesReactive Programming
0 likes · 15 min read
Deep Dive into Spring Cloud Gateway: Core Components and Source Code Walkthrough
Code Ape Tech Column
Code Ape Tech Column
Jan 20, 2025 · Backend Development

Integrating Spring Cloud Gateway with OAuth2.0 for Unified Authentication and Authorization

This article demonstrates how to integrate Spring Cloud Gateway with OAuth2.0 to build a unified authentication and authorization solution for microservices, covering architecture design, service setup, JWT token handling, custom authentication and authorization managers, exception handling, and end‑to‑end testing.

MicroservicesOAuth2.0Spring Cloud Gateway
0 likes · 10 min read
Integrating Spring Cloud Gateway with OAuth2.0 for Unified Authentication and Authorization
Spring Full-Stack Practical Cases
Spring Full-Stack Practical Cases
Dec 27, 2024 · Backend Development

Master Spring Cloud Gateway: Real‑World Cases, Configurations, and Code Samples

This tutorial introduces Spring Cloud Gateway, explains its core features and Actuator integration, and provides step‑by‑step practical examples for viewing routes, global filters, route filters, refreshing routes, managing routes via REST endpoints, creating and deleting routes, and sharing routes with Redis, all accompanied by code snippets and configuration details.

API GatewayActuatorBackend Development
0 likes · 11 min read
Master Spring Cloud Gateway: Real‑World Cases, Configurations, and Code Samples
Code Ape Tech Column
Code Ape Tech Column
Sep 18, 2024 · Backend Development

Resolving Duplicate CORS Headers in Spring Cloud Gateway Using DedupeResponseHeader and Custom GlobalFilter

This article explains why Spring Cloud Gateway can return duplicate Access-Control-Allow-Origin and Vary headers, analyzes the request processing flow, and provides two solutions—using the built‑in DedupeResponseHeader filter with retention strategies or implementing a custom CorsResponseHeaderFilter—to eliminate the CORS error caused by multiple header values.

BackendCORSMicroservices
0 likes · 10 min read
Resolving Duplicate CORS Headers in Spring Cloud Gateway Using DedupeResponseHeader and Custom GlobalFilter
Code Ape Tech Column
Code Ape Tech Column
Sep 3, 2024 · Backend Development

Comprehensive Guide to API Gateway Design and Implementation

This article provides an in‑depth overview of API gateway concepts, design principles, key features such as routing, load balancing, security, resilience, and compares popular gateway solutions like OpenResty, Kong, Zuul, and Spring Cloud Gateway for microservice architectures.

API GatewayKongMicroservices
0 likes · 26 min read
Comprehensive Guide to API Gateway Design and Implementation
Code Ape Tech Column
Code Ape Tech Column
Jul 31, 2024 · Information Security

Designing User Authentication in Microservice Architecture with JWT and Spring Cloud Gateway

This article explains traditional session‑based authentication, introduces JWT and JJWT usage with Java code examples, and compares two microservice authentication designs—service‑side verification and API‑gateway unified verification—while discussing their trade‑offs, challenges, and practical implementation tips.

JWTMicroservicesSpring Cloud Gateway
0 likes · 15 min read
Designing User Authentication in Microservice Architecture with JWT and Spring Cloud Gateway
Spring Full-Stack Practical Cases
Spring Full-Stack Practical Cases
Jul 25, 2024 · Backend Development

Master Spring Cloud Gateway: Routing, Metrics, Filters & Debugging Tips

This guide walks through Spring Cloud Gateway features—including marking exchanges as routed, enabling route metrics, configuring metadata, accessing Reactor Netty logs, troubleshooting with debug logging, disabling automatic route refresh, ordering global filters, using Actuator sub‑paths, and rewriting request parameters—complete with code snippets and configuration examples.

ActuatorFiltersRouting
0 likes · 8 min read
Master Spring Cloud Gateway: Routing, Metrics, Filters & Debugging Tips
Selected Java Interview Questions
Selected Java Interview Questions
Jul 10, 2024 · Information Security

Symmetric and Asymmetric Encryption, Digital Signatures, HTTPS, and Secure URL Handling with Spring Cloud Gateway

This article explains the fundamentals of symmetric and asymmetric encryption, how digital signatures and HTTPS work with certificate authorities, and demonstrates a practical implementation of secure URL encryption, key exchange, and request validation using custom Spring Cloud Gateway filters written in Java.

EncryptionHTTPSSpring Cloud Gateway
0 likes · 22 min read
Symmetric and Asymmetric Encryption, Digital Signatures, HTTPS, and Secure URL Handling with Spring Cloud Gateway
Architect
Architect
May 18, 2024 · Backend Development

Building a Microservice Gateway with Spring Cloud Gateway

This article explains what a microservice gateway is, outlines the advantages of Spring Cloud Gateway, and provides step‑by‑step instructions with code examples to create, configure, and run a reactive API gateway for Java microservices.

API GatewayBackend DevelopmentMicroservices
0 likes · 7 min read
Building a Microservice Gateway with Spring Cloud Gateway
Rare Earth Juejin Tech Community
Rare Earth Juejin Tech Community
Apr 19, 2024 · Backend Development

Spring Cloud Gateway: Overview, Usage, Configuration, and Performance

This article introduces Spring Cloud Gateway as a high‑performance, reactive API gateway for microservice architectures, explains why it is chosen, details Maven and YAML configuration, demonstrates routing predicates and filters with code examples, and evaluates its performance impact compared to alternatives.

API GatewayCORSFilters
0 likes · 14 min read
Spring Cloud Gateway: Overview, Usage, Configuration, and Performance
Spring Full-Stack Practical Cases
Spring Full-Stack Practical Cases
Apr 3, 2024 · Backend Development

How to Build Custom Predicate and Filter Factories in Spring Cloud Gateway

This article explains how to create custom predicate and gateway filter factories in Spring Cloud Gateway, covering the underlying concepts, implementation steps, example code, and YAML configuration to tailor routing conditions and request handling for specific business needs.

Backend DevelopmentCustom FilterCustom Predicate
0 likes · 7 min read
How to Build Custom Predicate and Filter Factories in Spring Cloud Gateway
Selected Java Interview Questions
Selected Java Interview Questions
Mar 4, 2024 · Backend Development

Spring Cloud Gateway: A Step‑by‑Step Guide to Building a Scalable Microservice Gateway

This article introduces Spring Cloud Gateway as a powerful tool for building scalable microservice gateways, explains its reactive architecture and advantages, and provides a step‑by‑step tutorial—including Maven dependency, route configuration, custom filter code, and deployment instructions—plus suggestions for advanced features.

API GatewayBackendMicroservices
0 likes · 8 min read
Spring Cloud Gateway: A Step‑by‑Step Guide to Building a Scalable Microservice Gateway
Spring Full-Stack Practical Cases
Spring Full-Stack Practical Cases
Feb 13, 2024 · Backend Development

Master Spring Cloud Gateway: Routing, Metrics, and Advanced Configurations

This tutorial explains how to use Spring Cloud Gateway for unified API routing, metrics collection, metadata handling, timeout settings, fluent Java route definitions, service‑discovery routing, and troubleshooting techniques in microservice architectures.

API RoutingMicroservicesSpring Boot
0 likes · 10 min read
Master Spring Cloud Gateway: Routing, Metrics, and Advanced Configurations
macrozheng
macrozheng
Jan 26, 2024 · Backend Development

Implement Full‑Link Gray Release with Spring Cloud Gateway, Ribbon, and OpenFeign

This article explains how to achieve full‑link gray (canary) release in a microservice architecture by adding a gray tag in a Spring Cloud Gateway global filter, propagating it through request headers, customizing Ribbon load‑balancing rules to select gray instances from Nacos, and using an OpenFeign interceptor to transmit the tag downstream, ensuring seamless A/B testing and stable deployments.

MicroservicesNacosOpenFeign
0 likes · 14 min read
Implement Full‑Link Gray Release with Spring Cloud Gateway, Ribbon, and OpenFeign
Code Ape Tech Column
Code Ape Tech Column
Jan 23, 2024 · Information Security

Implementing Sa-Token Authentication and Authorization in Spring Cloud Gateway

This article demonstrates how to replace heavyweight Spring Security with the lightweight Sa-Token framework by configuring token generation, session management, role and permission retrieval, and global gateway filters in a Spring Cloud micro‑service architecture, including complete code examples and deployment tips.

RedisSa-TokenSpring Cloud Gateway
0 likes · 20 min read
Implementing Sa-Token Authentication and Authorization in Spring Cloud Gateway
Selected Java Interview Questions
Selected Java Interview Questions
Jan 20, 2024 · Backend Development

Implementing Sa-Token Authentication in Spring Cloud Gateway with Redis and Nacos

This article demonstrates how to replace heavyweight Spring Security with the lightweight Sa-Token framework by configuring token generation, session storage in Redis, service discovery via Nacos, and permission checks in a Spring Cloud Gateway micro‑service architecture, complete with code examples and deployment settings.

MicroservicesNacosRedis
0 likes · 21 min read
Implementing Sa-Token Authentication in Spring Cloud Gateway with Redis and Nacos
Code Ape Tech Column
Code Ape Tech Column
Dec 7, 2023 · Information Security

Implementing Symmetric and Asymmetric Encryption, Digital Signatures, and Dynamic URL Encryption in Spring Cloud Gateway

This article explains the principles of symmetric and asymmetric encryption, digital signatures, HTTPS with CA, and demonstrates how to generate RSA keys, handle symmetric keys, encrypt URLs with AES, and verify signatures using custom Spring Cloud Gateway filters, complete with Java code examples.

EncryptionSpring Cloud Gatewaydigital signature
0 likes · 24 min read
Implementing Symmetric and Asymmetric Encryption, Digital Signatures, and Dynamic URL Encryption in Spring Cloud Gateway
Spring Full-Stack Practical Cases
Spring Full-Stack Practical Cases
Nov 20, 2023 · Backend Development

Build a Minimal Spring Cloud Gateway with Controller‑Based Routing

This article explains how to use Spring Cloud Gateway 3.1.5 to create a lightweight API gateway by configuring routes in YAML and implementing routing logic directly in a Spring MVC or WebFlux controller with ProxyExchange, covering features, code examples, and dynamic path mapping.

API GatewayBackend DevelopmentMicroservices
0 likes · 8 min read
Build a Minimal Spring Cloud Gateway with Controller‑Based Routing