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CTP Topic 3 Deploy and maintain infrastructure cloud-learning video DevOps & SRE/06_CI_CD_GitOps
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Deployment
CI/CD
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2026-04-14 nas:///volume2/work/Public Cloud Learning Sessions/CTP _ Topic 3_ Deploy and maintain infrastructure.mp4 summarized (Gemini 摘要)

CTP Topic 3 Deploy and maintain infrastructure

Source: NAS /volume2/work/Public Cloud Learning Sessions/CTP _ Topic 3_ Deploy and maintain infrastructure.mp4

Type: VIDEO | Category: 06_CI_CD_GitOps

Status: 🟡 Awaiting Whisper transcription → Summary


摘要

Deploying and Maintaining Infrastructure

The session focuses on deploying and maintaining infrastructure, clarifying Terraform, Terragrunt, modules, and service catalogs within the landing zone context. It emphasizes the structure of Git repositories and how Terraform and Terragrunt files interact.

When a landing zone is provisioned, product teams are grouped, each having a landing zone and workload accounts. A product team, such as DevTools, deploys infrastructure to meet specific requirements across accounts like Artifactory and Active Directory. This involves multiple Git repositories, including the core landing zone repository, Terraform service catalog, and a product team service catalog.

A service module consists of a main.tf file that references other repositories, grouping modules to fulfill a business requirement, such as an active directory or DNS service. When deploying infrastructure, Terragrunt HCL files are used to reference these services, targeting specific versions rather than the master branch. These files may include dependencies to reference values across services, favoring dependencies over reading state files.

When referencing modules within the current codebase, a relative path can be used, but the preferred approach is to have a dedicated service catalog with a modules directory. This allows for independent release cycles and better maintainability. Modules can be used within one account, reused within a product team (in the product team service catalog), or used across product teams (in the Terraform service catalog).

A service is a business requirement, while a regular module is a technical requirement. A service deploys a set of multiple modules, abstracting them. The higher up the chain, the less configuration options are available, similar to an object-oriented approach.

Terragrunt fetches all references before running, using a Terragrunt cache directory to store cloned repositories. Terragrunt can be run at the directory level, considering dependencies, but applying without verification is discouraged. Jenkins jobs can be enhanced for debugging, and documentation should be comprehensive, referencing Gruntwork as a model. Versioning modules should follow major, minor, and patch conventions.


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最后更新: 2026-04-14