Fix OTBR addon does not start after updating containerd.io to 1.7.24-1 #3864
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📝 WalkthroughWalkthroughThe pull request updates the OpenThread Border Router (OTBR) addon configuration to version 2.12.3. The changelog highlights a resolution for an issue where the OTBR addon fails to start after a containerd.io update. The configuration file has been modified to update the version number and add a new device entry for Changes
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Actionable comments posted: 0
🧹 Outside diff range and nitpick comments (1)
openthread_border_router/CHANGELOG.md (1)
3-6: Enhance changelog entry with implementation detailsWhile the changelog entry correctly identifies the issue, it would be helpful to include the actual fix implemented (addition of
/dev/net/tundevice access). This helps users and maintainers understand the solution.Consider updating to:
## 2.12.3 -Fix OTBR addon does not start after updating containerd.io to 1.7.24-1 +Fix OTBR addon not starting after containerd.io 1.7.24-1 update by adding /dev/net/tun device access
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📒 Files selected for processing (2)
openthread_border_router/CHANGELOG.md(1 hunks)openthread_border_router/config.yaml(2 hunks)
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📓 Path-based instructions (2)
openthread_border_router/CHANGELOG.md (6)
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openthread_border_router/config.yaml (6)
Pattern */**(html|markdown|md): - For instructional content in documentation, use a direct and authoritative tone. Avoid expressions of politeness such as 'may' or 'please', and ensure the goal of the instruction is fronted.
- Apply the Microsoft Style Guide to ensure documentation maintains clarity and conciseness.
- In step-by-step instructions, front the location phrase in the instructional sentence.
- In step-by-step instructions, front the 'goal' in the instructional sentence.
- In step-by-step instructions, if in doubt what to front, front the 'goal' before the location phrase in the instructional sentence.
- do not hyphenate terms like 'top-right' or 'bottom-left' with 'corner'
Pattern */**(html|markdown|md): - Use bold to mark UI strings.
- If "" are used to mark UI strings, replace them by bold.
Pattern */**(html|markdown|md): - Be brief in your replies and don't add fluff like "thank you for..." and "Please let me know if"
Pattern */**(html|markdown|md): - Use sentence-style capitalization also in headings.
Pattern */**(html|markdown|md): do not comment on HTML used for icons
Pattern */**(html|markdown|md): Avoid flagging inline HTML for embedding videos in future reviews for this repository.
🔇 Additional comments (2)
openthread_border_router/config.yaml (2)
2-2: LGTM: Version bump follows semantic versioning
Appropriate patch version increment for a configuration fix.
23-24: LGTM: Device access configuration addresses the root cause
The addition of /dev/net/tun device access is the correct fix for the OTBR startup issue with containerd.io 1.7.24-1. This aligns with the containerd GitHub issue recommendation.
Let's verify if this device is required by other addons for similar functionality:
✅ Verification successful
Device access configuration is unique to OpenThread Border Router
The verification confirms that /dev/net/tun device access is only configured in the OpenThread Border Router addon and not used by other addons in the repository, making this a targeted fix specific to OTBR's networking requirements.
🏁 Scripts executed
The following scripts were executed for the analysis:
Script:
#!/bin/bash
# Search for other addons that might use tun device
rg -l "/dev/net/tun" --type yaml
Length of output: 69
Issue
OTBR Addon fails to load with
platformConfigureTunDevice() at netif.cpp:2022: Operation not permittedI upgraded containerd.io to
1.7.24-1on Debian 12 and this started to happen preventing the container from starting.Logs are available here:
home-assistant/core#132124
#3826 (comment)
As a temporary solution, I downgraded to
containerd.io=1.7.23-1, which worked for me and some other users.Reason and solution
containerd/containerd#11078 (comment)
so the recommended solution is to enable the
/dev/net/tundevice:Testing
I only did local testing on my Home Assistant Supervised machine, such as:
/usr/share/hassio/addons/core/openthread_border_router/config.yamlby adding the/dev/net/tunto devices (and didn't bump the version, as OTBR addon won't install then)Add-on StoreNot sure if this is the right way to test, but it was the fastest for me and it solved my issue.
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