2019年/11月/17日

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微服务模式语言

两本书:

The-art-of-scalability

Microservices patterns

Application architecture patterns

• Monolithic architecture
• Microservice architecture

Decomposition

• Decompose by business capability
• Decompose by subdomain
• Self-contained Servicenew
• Data management

Database per Service

• Shared database
• Saga
• API Composition
• CQRS
• Domain event
• Event sourcing

Transactional messaging

• Transactional outbox
• Transaction log tailing
• Polling publisher

Testing

• Service Component Test
• Consumer-driven contract test
• Consumer-side contract test

Deployment patterns

• Multiple service instances per host
• Service instance per host
• Service instance per VM
• Service instance per Container
• Serverless deployment
• Service deployment platform

Cross cutting concerns

• Microservice chassis
• Externalized configuration

Communication style

• Remote Procedure Invocation
• Messaging
• Domain-specific protocol

External API

• API gateway
• Backend for front-end

Service discovery

• Client-side discovery
• Server-side discovery
• Service registry
• Self registration
• 3rd party registration

Reliability

• Circuit Breaker

Security

• Access Token

Observability

• Log aggregation
• Application metrics
• Audit logging
• Distributed tracing
• Exception tracking
• Health check API
• Log deployments and changes

UI patterns

• Server-side page fragment composition
• Client-side UI composition