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Fix crash with disabled object storage #3078

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merged 1 commit into from
Dec 26, 2023
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hdkshingala
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@hdkshingala hdkshingala commented Dec 26, 2023

Description of change

Fixes: #3077

Checklist
  • Tested in playground or other setup

Summary by CodeRabbit

  • Refactor

    • Updated the dependency injection setup for the objectstorage module to streamline service provisioning.
  • Documentation

    • Adjusted documentation to reflect changes in the objectstorage service interface.

@hdkshingala hdkshingala requested a review from a team as a code owner December 26, 2023 14:52
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coderabbitai bot commented Dec 26, 2023

Walkthrough

The changes involve a simplification of the dependency injection setup for the objectstorage module in an agent application. The fx.Annotate annotation and fx.As declaration have been removed, and the Provide function now directly returns an interface type. This suggests a shift towards a more interface-oriented design, which may have been done to address issues with agent crashes when object storage is disabled.

Changes

File Path Change Summary
cmd/aperture-agent/agent.go Removed fx.Annotate for objectstorage.Provide and fx.As for objectstorage.ObjectStorageIface.
pkg/.../objectstorage/provide.go Changed Provide function return type from (*ObjectStorage, error) to (ObjectStorageIface, error).

Assessment against linked issues

Objective Addressed Explanation
Prevent agents from crashing when object storage is disabled (#3077)

Poem

As the rabbit hops through the field,
Code refactored, the crashes healed.
No more errors when storage is nil,
Smooth runs the agent, calm and still. 🐇💻


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Review Status

Actionable comments generated: 0

Configuration used: CodeRabbit UI

Commits Files that changed from the base of the PR and between 4f64b1d and 261df8e.
Files selected for processing (2)
  • cmd/aperture-agent/agent.go (1 hunks)
  • pkg/objectstorage/provide.go (1 hunks)
Additional comments: 3
pkg/objectstorage/provide.go (2)
  • 25-25: The function signature of Provide has been changed to return ObjectStorageIface instead of *ObjectStorage. Ensure that all usages of this function are updated to handle the interface type correctly. This change can improve the testability and flexibility of the code by allowing different implementations of the ObjectStorageIface to be provided.

  • 22-28: > Note: This review was outside the patches, so it was mapped to the patch with the greatest overlap. Original lines [25-50]

The lifecycle hooks for ObjectStorage are set up within the Provide function. Verify that the OnStart and OnStop methods are correctly implemented for all concrete types that may satisfy the ObjectStorageIface interface to ensure proper lifecycle management.

cmd/aperture-agent/agent.go (1)
  • 47-47: The fx.Annotate and fx.As declarations for objectstorage.Provide have been removed. This change simplifies the dependency injection setup but ensure that the ObjectStorageIface is still correctly injected into the parts of the application that require it.
Verification successful

To further verify the correctness of the dependency injection after the removal of fx.Annotate and fx.As, we should check the dependency injection configuration or the parts of the code where ObjectStorageIface is expected to be injected. Let's search for the dependency injection setup or any constructors that might be using ObjectStorageIface.


The search for fx.Provide in conjunction with ObjectStorageIface did not produce any results. To understand how dependencies are provided, we should perform a broader search for fx.Provide without filtering for ObjectStorageIface. This will help us to identify the dependency injection setup that could involve ObjectStorageIface.


The output shows usages of fx.Provide throughout the codebase, but there is no direct reference to ObjectStorageIface in these calls. To understand how ObjectStorageIface is provided, especially in the context of the original change, we should examine the fx.Provide usage in cmd/aperture-agent/agent.go. Let's look at the specific lines in agent.go where fx.Provide is used to see if we can find how ObjectStorageIface is being provided after the changes.


The fx.Provide call in cmd/aperture-agent/agent.go includes objectstorage.Provide, which is responsible for providing the ObjectStorageIface to the application's dependency injection container. This indicates that the ObjectStorageIface should still be correctly injected into the application, despite the removal of fx.Annotate and fx.As.

Scripts Executed

The following scripts were executed for the analysis:


Script:

#!/bin/bash
# Search for usages of ObjectStorageIface to ensure it's still being injected correctly.
rg --type go 'ObjectStorageIface'

Length of output: 905



Script:

#!/bin/bash
# Search for dependency injection setup or constructors using ObjectStorageIface
rg --type go 'fx.Provide' | rg 'ObjectStorageIface'

Length of output: 49



Script:

#!/bin/bash
# Search for any fx.Provide usage to understand how dependencies are provided
rg --type go 'fx.Provide'

Length of output: 13948



Script:

#!/bin/bash
# Examine the fx.Provide usage in cmd/aperture-agent/agent.go
rg --type go --context 5 'fx.Provide' cmd/aperture-agent/agent.go

Length of output: 411

@hdkshingala hdkshingala merged commit 0a1eac9 into main Dec 26, 2023
21 checks passed
@hdkshingala hdkshingala deleted the fix-objectstorage-crash branch December 26, 2023 15:13
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Agents crash even when object storage is disabled
2 participants