[PR #978] [MERGED] Fix disabled DNS resolver fail #14654

New Issue

saavagebueno · 2026-08-05T03:06:04-04:00

saavagebueno commented

2026-08-05 03:06:04 -04:00

📋 Pull Request Information

Original PR: https://github.com/netbirdio/netbird/pull/978
Author: @gigovich
Created: 6/21/2023
Status: ✅ Merged
Merged: 6/22/2023
Merged by: @gigovich

Base: main ← Head: fix-disabled-dns-resolver-fail

📝 Commits (8)

4619614 Fix fail of DNS when it disabled in the settings
6898bfe Test case for proper handling internal state of DNS manager
7345fdb Fixa race
067a088 Fix test
76d0d15 Remove waitgroup
815b469 Fix issue with local address select for kernel variant
f02dc3e Use different DNS server address obtain functions for bind and kernel
929aba1 Review fixes

📊 Changes

2 files changed (+164 additions, -30 deletions)

View changed files

📝 client/internal/dns/server.go (+34 -29)
📝 client/internal/dns/server_test.go (+130 -1)

📄 Description

Describe your changes

When DNS server runs in a fake resolver, there is an issue with incorrect handling disable state because we still receive updates from the management. Add extra checking and fix panic.

Issue ticket number and link

Checklist

Is it a bug fix
Is a typo/documentation fix
Is a feature enhancement
It is a refactor
Created tests that fail without the change (if possible)
Extended the README / documentation, if necessary

_{🔄 This issue represents a GitHub Pull Request. It cannot be merged through Gitea due to API limitations.}

## 📋 Pull Request Information **Original PR:** https://github.com/netbirdio/netbird/pull/978 **Author:** [@gigovich](https://github.com/gigovich) **Created:** 6/21/2023 **Status:** ✅ Merged **Merged:** 6/22/2023 **Merged by:** [@gigovich](https://github.com/gigovich) **Base:** `main` ← **Head:** `fix-disabled-dns-resolver-fail` --- ### 📝 Commits (8) - [`4619614`](https://github.com/netbirdio/netbird/commit/46196146f5abfe2e13ebe9e5bbc5115452c4807d) Fix fail of DNS when it disabled in the settings - [`6898bfe`](https://github.com/netbirdio/netbird/commit/6898bfe45a4a89d4e7fb70d74ca994337ea91f71) Test case for proper handling internal state of DNS manager - [`7345fdb`](https://github.com/netbirdio/netbird/commit/7345fdb092ead0c5600beff9d0328397d93b0a8c) Fixa race - [`067a088`](https://github.com/netbirdio/netbird/commit/067a088933fdd1b9709c0490b31e918cda15bd7a) Fix test - [`76d0d15`](https://github.com/netbirdio/netbird/commit/76d0d15b94407741764a56803b3d39896cc0544e) Remove waitgroup - [`815b469`](https://github.com/netbirdio/netbird/commit/815b469b2d845ce6ceab5b5a4c69b3d1e955b5e9) Fix issue with local address select for kernel variant - [`f02dc3e`](https://github.com/netbirdio/netbird/commit/f02dc3eeafb17b133cad2d70e8c8b6467b412e49) Use different DNS server address obtain functions for bind and kernel - [`929aba1`](https://github.com/netbirdio/netbird/commit/929aba1e6cd1d30f31a9025668688d5c3c3c15dc) Review fixes ### 📊 Changes **2 files changed** (+164 additions, -30 deletions) <details> <summary>View changed files</summary> 📝 `client/internal/dns/server.go` (+34 -29) 📝 `client/internal/dns/server_test.go` (+130 -1) </details> ### 📄 Description ## Describe your changes When DNS server runs in a fake resolver, there is an issue with incorrect handling disable state because we still receive updates from the management. Add extra checking and fix panic. ## Issue ticket number and link ### Checklist - [x] Is it a bug fix - [ ] Is a typo/documentation fix - [ ] Is a feature enhancement - [ ] It is a refactor - [x] Created tests that fail without the change (if possible) - [ ] Extended the README / documentation, if necessary --- <sub>🔄 This issue represents a GitHub Pull Request. It cannot be merged through Gitea due to API limitations.</sub>

saavagebueno added the pull-request label 2026-08-05 03:06:04 -04:00

saavagebueno closed this issue

2026-08-05 03:06:04 -04:00

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Reference: DYNR/netbird#14654