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---
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id: Service-Catalog
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title: "Service Catalog"
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type: concept
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tags:
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- DevOps
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- IaC
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- Terraform
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- Landing-Zone
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last_updated: 2026-04-19
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---
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## Aliases
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- Service Catalog
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- 服务目录
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## Summary
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- **定义**:封装业务需求的基础设施模块分组,提供服务级别抽象
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- **用途**:跨团队、跨账户复用基础设施配置,实现独立发布周期
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- **云迁移价值**:通过分层抽象实现基础设施即服务模式
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## Key Details
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- **分层结构**:
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- Terraform Service Catalog:全局共享,供所有产品团队使用
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- Product Team Service Catalog:团队内部复用
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- Account-level Module:单账户使用
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- **Service vs Module**:
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- Service:业务需求封装,部署一组 Module
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- Module:技术需求实现,单一功能单元
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- 层级越高,配置选项越少(类似面向对象抽象)
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- **版本化管理**:
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- 使用语义化版本(major.minor.patch)
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- Terragrunt targeting 特定版本而非 master 分支
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- 避免意外变更引入生产环境
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## Key Components
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- **main.tf**:定义模块引用和依赖关系
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- **terragrunt.hcl**:目标版本和输入变量配置
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- **outputs**:跨服务依赖值传递
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## Connections
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- [[Terraform]] ← uses ← [[Service-Catalog]]
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- [[TerraGrunt]] ← references ← [[Service-Catalog]]
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- [[Module]] ← contained_by ← [[Service-Catalog]]
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- [[Landing-Zone]] ← managed_by ← [[Service-Catalog]]
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