(API) Remove sync.Once as init is executed only once

[nick-bisonai]

Description

sync.Once is logically duplicate since init() is executed only once

Type of change

Please delete options that are not relevant.

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• This change requires a documentation update

Checklist before requesting a review

• I have performed a self-review of my code.
• If it is a core feature, I have added thorough tests.

Deployment

• Should publish npm package
• Should publish Docker image

[coderabbitai]

Walkthrough

Walkthrough

The recent changes in secrets.go focus on refactoring the initialization logic for interacting with Vault. This involves removing the sync.Once usage and simplifying the init() function by reorganizing environment variable checks and the Vault client setup. The goal is to enhance the clarity and maintainability of the code.

Changes

Files	Change Summary
api/secrets/secrets.go	Refactored initialization logic, removed sync.Once, reorganized environment variable checks and Vault client setup

Poem

In code so neat, with lines refined,
Vault's secrets now are redefined.
No sync.Once to hold us back,
Simplicity leads our new track.
With clarity, we now proceed,
A cleaner path for all to read.
🐇✨

---

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[coderabbitai]

Actionable comments posted: 0

Out of diff range and nitpick comments (2)

api/secrets/secrets.go (2)

54-58: Good handling of secret retrieval errors. Consider caching secrets to improve performance.

Consider implementing a caching mechanism for secrets to reduce the load on the Vault server and improve response times.

---

Line range hint 61-75: Consider refactoring to reduce redundancy in fallback to environment variables.

-	if !initialized {
-		return os.Getenv(key)
-	}
-	value, ok := secretData[key]
-	if !ok {
-		return os.Getenv(key)
-	}
-	result, ok := value.(string)
-	if !ok || result == "" {
-		return os.Getenv(key)
-	}
-	return result
+	if value, ok := secretData[key]; ok {
+		if result, ok := value.(string); ok && result != "" {
+			return result
+		}
+	}
+	return os.Getenv(key)

Review Details

Configuration used: CodeRabbit UI
Review profile: CHILL

Commits

Files that changed from the base of the PR and between 6fb7915 and 086dd15.

Files selected for processing (1)

• api/secrets/secrets.go (2 hunks)

Additional comments not posted (5)

api/secrets/secrets.go (5)

16-16: Ensure context usage is consistent throughout the function.

---

23-26: Good error handling for missing environment variables.

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28-33: Ensure error handling is robust and consider retry mechanisms for Vault client initialization.

Consider implementing a retry mechanism for initializing the Vault client to handle transient errors.

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35-42: Ensure Kubernetes auth initialization is robust. Consider handling specific error types differently.

Consider handling specific error types differently to provide more granular error information and recovery options.

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44-52: Ensure that the login process is robust and handles all possible error scenarios.