Simplify nested ternary operator for environment variable

[brettcurtis]

Fixes #42

Summary by CodeRabbit

• New Features
  • Enhanced observability with the addition of runtime metrics for improved performance monitoring.
• Bug Fixes
  • Updated pre-commit hooks to the latest versions for better functionality and security.
• Documentation
  • Updated Terraform provider versions and modified documentation generation comments for clarity.
• Refactor
  • Improved readability and maintainability of local variable definitions and deployment configurations.
• Style
  • Minor formatting adjustments in API documentation for consistency.

[coderabbitai]

Walkthrough

The pull request introduces several modifications across multiple files, primarily focusing on updates to Docker image tagging, pre-commit hook versions, and improvements in Terraform configuration. Notably, the env variable's initialization is refactored for clarity, and resource configurations in Kubernetes are adjusted for performance. Documentation updates and minor formatting changes are also included, ensuring the codebase remains organized and maintainable.

Changes

Files	Change Summary
.github/workflows/sandbox.yml	Updated Docker image tag from platform-docker-standard to plt-docker-standard.
.pre-commit-config.yaml	Updated versions for pre-commit-terraform from v1.92.3 to v1.95.0 and checkov from 3.2.238 to 3.2.253.
cmd/http/main.go	Modified tracer initialization to include runtime metrics.
deployments/regional/README.md	Updated provider versions for datadog from 3.43.1 to 3.44.1 and google from 6.0.1 to 6.2.0. Changed comment markers for documentation generation.
deployments/regional/locals.tf	Refactored env variable initialization using a map-based approach for clarity.
deployments/regional/main.tf	Renamed GKE cluster and Datadog synthetic tests for clarity. Adjusted resource requests and limits for gke_info_go deployment.
openapi.yaml	Minor formatting change by removing a blank line between parameters and responses.

Assessment against linked issues

Objective	Addressed	Explanation
Simplify nested ternary operator for environment variable (42)	✅

Possibly related issues

• osinfra-io/google-cloud-services#96: The changes to the env variable in locals.tf address the objective of simplifying the nested ternary operator.
• Simplify nested ternary operator for environment variable google-cloud-networking#210: Similar to the previous issue, the refactoring of the env variable aligns with the goal of improving readability.
• Simplify nested ternary operator for environment variable google-cloud-services#97: This issue is also addressed by the changes made to the env variable.
• osinfra-io/google-cloud-workload-identity#194: The refactoring of the env variable meets the objectives outlined in this issue.
• Simplify nested ternary operator for environment variable terraform-kubernetes-datadog-operator#8: The changes to the env variable fulfill the request for a clearer implementation.

Possibly related PRs

• Add tests and deployment #17: This PR modifies the same workflow file, indicating a direct connection in the workflow configuration.
• Enable Datadog tracer, bump dependencies and align environment names #31: Updates to the workflow file are relevant to the changes made in this PR regarding Docker image tagging.
• Introduced a logging framework with context-aware capabilities for improved observability #35: Enhancements in logging are pertinent as both PRs modify the same file, impacting observability improvements.

Suggested labels

enhancement

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Recent review details

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Review profile: CHILL

Commits

Files that changed from the base of the PR and between 88eb41f and 8f9abcd.

Files selected for processing (7)

• .github/workflows/sandbox.yml (1 hunks)
• .pre-commit-config.yaml (2 hunks)
• cmd/http/main.go (1 hunks)
• deployments/regional/README.md (3 hunks)
• deployments/regional/locals.tf (1 hunks)
• deployments/regional/main.tf (3 hunks)
• openapi.yaml (1 hunks)

Files skipped from review due to trivial changes (3)

• .github/workflows/sandbox.yml
• deployments/regional/README.md
• openapi.yaml

Additional comments not posted (9)

.pre-commit-config.yaml (2)

12-12: Updating to the latest version is a good practice, but review the changelog.

Updating the pre-commit-terraform repository to version v1.95.0 ensures access to the latest features, bug fixes, and security updates. However, it's crucial to review the changelog or release notes of the repository to understand the implications of the version update and ensure compatibility with your existing setup.

---

33-33: Updating to the latest version is a good practice, but review the changelog.

Updating the checkov repository to version 3.2.253 ensures access to the latest features, bug fixes, and security updates. However, it's crucial to review the changelog or release notes of the repository to understand the implications of the version update and ensure compatibility with your existing setup.

cmd/http/main.go (1)

28-28: Excellent addition of runtime metrics for enhanced observability.

The inclusion of runtime metrics through the use of tracer.WithRuntimeMetrics() is a valuable enhancement to the application's observability capabilities. By collecting and reporting runtime metrics, developers gain crucial insights into the performance and resource usage of the application during its execution.

This change aligns perfectly with the PR objectives of improving observability and facilitating debugging. The ability to monitor the application's behavior more effectively will greatly aid in identifying and resolving issues, optimizing performance, and ensuring the overall health and stability of the system.

While there may be a slight performance impact due to the additional overhead of collecting and reporting metrics, the benefits of enhanced observability and debugging capabilities far outweigh any minor performance considerations.

Overall, this is a well-thought-out and beneficial change that will contribute to the long-term maintainability and reliability of the application. Great work!

deployments/regional/locals.tf (2)

71-75: The introduction of the env_map is a significant improvement in terms of readability and maintainability.

The map provides a clear and concise way to associate environment names with their corresponding short forms. By replacing the nested ternary operator with this map-based approach, the code becomes more readable and easier to understand.

Furthermore, the map allows for easy extensibility in the future. If new environments need to be added or existing ones modified, it can be done by simply updating the env_map without the need for complex conditional logic.

This change aligns well with the principles of clean code and enhances the overall quality of the codebase.

---

77-77: The use of the lookup function with the env_map is an elegant and efficient solution.

By utilizing the lookup function, the code becomes more concise and readable. It eliminates the need for complex nested conditional statements, making the logic easier to understand and maintain.

The default value of "none" is a good practice as it provides a fallback value in case the environment is not defined in the env_map. This ensures that the env variable always has a valid value, preventing potential issues or errors.

Overall, this change demonstrates a clear understanding of Terraform's built-in functions and how to leverage them effectively to simplify the code.

deployments/regional/main.tf (4)

55-55: The change in the GKE cluster naming convention is acceptable.

The shift from a descriptive format to a simplified prefix format aligns with the PR objective of enhancing clarity and consistency across deployments. This change promotes a more streamlined naming strategy.

---

85-85: The simplified naming format for Datadog synthetic tests is an improvement.

By removing the verbose "on - region:" prefix and adopting a more concise representation, the change enhances the readability of the naming convention. This modification streamlines the identification of tests and aligns with the PR objective of simplification.

---

219-220: Verify the appropriateness of the resource request adjustments.

The changes to the CPU and memory requests suggest an effort to optimize performance and resource consumption. However, it is crucial to ensure that these adjustments align with the actual resource requirements of the application.

Please provide the rationale behind the specific values chosen for the CPU and memory requests. Additionally, consider running benchmarks or load tests to validate the appropriateness of these adjustments in the context of the application's performance and scalability requirements.

---

223-224: Verify the appropriateness of the resource limit adjustments.

The modifications to the CPU and memory limits indicate an effort to optimize performance and resource consumption. However, it is essential to validate that these adjustments align with the actual resource requirements and constraints of the application.

Please provide the reasoning behind the specific values selected for the CPU and memory limits. Furthermore, consider conducting thorough testing and monitoring to ensure that these adjustments do not introduce any performance bottlenecks or resource contention issues.

---

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