ignore ebpf events with empty container name

[matthyx]

Type

Bug fix

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Description

This PR introduces a check to ignore eBPF events with an empty container name. This change is applied to various worker pools including capabilities, exec, open, network, and DNS worker pools. The main changes are:

• Added a condition to return from the worker function if the container name in the event is empty.
• Updated error messages for worker pool creation failures.

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PR changes walkthrough

	Relevant files
Bug fix	1 files container_watcher.go                                                                                pkg/containerwatcher/v1/container_watcher.go Added checks to ignore eBPF events with an empty container name in capabilities, exec, open, network, and DNS worker pools. Also, updated the error messages for worker pool creation failures. +22/-12

[codiumai-pr-agent-free]

PR Description updated to latest commit (2d88955)

[codiumai-pr-agent-free]

PR Analysis

• 🎯 Main theme: Ignoring eBPF events with empty container names
• 📝 PR summary: This PR introduces a check to ignore eBPF events with an empty container name in various worker pools including capabilities, exec, open, network, and DNS worker pools. It also updates error messages for worker pool creation failures.
• 📌 Type of PR: Bug fix
• 🧪 Relevant tests added: No
• ⏱️ Estimated effort to review [1-5]: 2, because the changes are straightforward and limited to a single file. However, understanding the context might require some knowledge about eBPF events and worker pools.
• 🔒 Security concerns: No security concerns found

PR Feedback

• 💡 General suggestions: The changes in this PR are clear and concise. However, it would be beneficial to add tests that verify the new behavior. This would ensure that the changes work as expected and prevent potential regressions in the future.

• 🤖 Code feedback:

  ---

  relevant file	pkg/containerwatcher/v1/container_watcher.go
  suggestion	Consider logging when an event with an empty container name is encountered. This could help in debugging and understanding the frequency of such occurrences. [medium]
  relevant line	if event.K8s.ContainerName == "" {

  ---

  relevant file	pkg/containerwatcher/v1/container_watcher.go
  suggestion	It might be beneficial to encapsulate the check for an empty container name in a separate function. This would avoid code duplication and make the code more maintainable. [medium]
  relevant line	if event.K8s.ContainerName == "" {

  ---

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Summary:

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