[PR #4174] [MERGED] [server, relay] Fix/relay race disconnection #22651

New Issue

saavagebueno · 2026-08-05T06:06:13-04:00

saavagebueno commented

2026-08-05 06:06:13 -04:00

📋 Pull Request Information

Original PR: https://github.com/netbirdio/netbird/pull/4174
Author: @pappz
Created: 7/18/2025
Status: ✅ Merged
Merged: 7/21/2025
Merged by: @mlsmaycon

Base: main ← Head: fix/relay-race-disconnection

📝 Commits (10+)

9c8889d Code cleaning
9d23178 Remove store dependency from notifier
dc9b183 Enforce the notification orders
a819718 Fix invalid disconnection notification
8495ec7 Ensure the order of the events in consumer side
bb96c63 Typo fix
747a74f Remove redundant return
ab42414 Fix race issue in manager_test.go
df081af Fix race issue in test codes
edd7f95 Fix Relay test in CI

📊 Changes

18 files changed (+234 additions, -117 deletions)

View changed files

📝 .github/workflows/golang-test-linux.yml (+7 -3)
📝 client/internal/peer/worker_relay.go (+2 -2)
📝 relay/client/client.go (+1 -1)
📝 relay/client/client_test.go (+7 -3)
📝 relay/client/dialer/race_dialer.go (+12 -10)
📝 relay/client/dialer/race_dialer_test.go (+7 -7)
📝 relay/client/guard.go (+2 -1)
📝 relay/client/manager.go (+0 -11)
📝 relay/client/manager_test.go (+31 -10)
📝 relay/healthcheck/receiver_test.go (+44 -1)
📝 relay/healthcheck/sender_test.go (+10 -1)
📝 relay/metrics/realy.go (+18 -6)
📝 relay/server/listener/quic/listener.go (+1 -4)
📝 relay/server/peer.go (+13 -1)
📝 relay/server/relay.go (+8 -6)
📝 relay/server/store/listener.go (+43 -41)
📝 relay/server/store/notifier.go (+2 -5)
📝 relay/server/store/store.go (+26 -4)

📄 Description

Describe your changes

Avoid invalid disconnection notifications in case the closed race dials.
In this PR resolve multiple race condition questions. Easier to understand the fix based on commit by commit.

Remove store dependency from notifier
Enforce the notification orders
Fix invalid disconnection notification
Ensure the order of the events on the consumer side

Issue ticket number and link

Stack

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

By submitting this pull request, you confirm that you have read and agree to the terms of the Contributor License Agreement.

_{🔄 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/4174 **Author:** [@pappz](https://github.com/pappz) **Created:** 7/18/2025 **Status:** ✅ Merged **Merged:** 7/21/2025 **Merged by:** [@mlsmaycon](https://github.com/mlsmaycon) **Base:** `main` ← **Head:** `fix/relay-race-disconnection` --- ### 📝 Commits (10+) - [`9c8889d`](https://github.com/netbirdio/netbird/commit/9c8889d4a5ff074d60faf3576763d45a7367fe32) Code cleaning - [`9d23178`](https://github.com/netbirdio/netbird/commit/9d2317823885ef0b1f1d181880bb330ec1427c0b) Remove store dependency from notifier - [`dc9b183`](https://github.com/netbirdio/netbird/commit/dc9b1836a870a18865a8d6bc232dc59e5e0a9d26) Enforce the notification orders - [`a819718`](https://github.com/netbirdio/netbird/commit/a819718c13276d92b7fabd6f780fa6b544c5a581) Fix invalid disconnection notification - [`8495ec7`](https://github.com/netbirdio/netbird/commit/8495ec7e5c70f74e57d2957eda169173262af91e) Ensure the order of the events in consumer side - [`bb96c63`](https://github.com/netbirdio/netbird/commit/bb96c630c8ba9e05c8a5f956b71c189c86ad7e24) Typo fix - [`747a74f`](https://github.com/netbirdio/netbird/commit/747a74f36445221bc5ad353ec7546672e5068ca6) Remove redundant return - [`ab42414`](https://github.com/netbirdio/netbird/commit/ab424145326af8d0718b3846b21fe211d692b682) Fix race issue in manager_test.go - [`df081af`](https://github.com/netbirdio/netbird/commit/df081af1982c23b0b9c53d862af61a1290c567b1) Fix race issue in test codes - [`edd7f95`](https://github.com/netbirdio/netbird/commit/edd7f956d9e2bf2d987fa5c3ac9015e274e380ee) Fix Relay test in CI ### 📊 Changes **18 files changed** (+234 additions, -117 deletions) <details> <summary>View changed files</summary> 📝 `.github/workflows/golang-test-linux.yml` (+7 -3) 📝 `client/internal/peer/worker_relay.go` (+2 -2) 📝 `relay/client/client.go` (+1 -1) 📝 `relay/client/client_test.go` (+7 -3) 📝 `relay/client/dialer/race_dialer.go` (+12 -10) 📝 `relay/client/dialer/race_dialer_test.go` (+7 -7) 📝 `relay/client/guard.go` (+2 -1) 📝 `relay/client/manager.go` (+0 -11) 📝 `relay/client/manager_test.go` (+31 -10) 📝 `relay/healthcheck/receiver_test.go` (+44 -1) 📝 `relay/healthcheck/sender_test.go` (+10 -1) 📝 `relay/metrics/realy.go` (+18 -6) 📝 `relay/server/listener/quic/listener.go` (+1 -4) 📝 `relay/server/peer.go` (+13 -1) 📝 `relay/server/relay.go` (+8 -6) 📝 `relay/server/store/listener.go` (+43 -41) 📝 `relay/server/store/notifier.go` (+2 -5) 📝 `relay/server/store/store.go` (+26 -4) </details> ### 📄 Description ## Describe your changes Avoid invalid disconnection notifications in case the closed race dials. In this PR resolve multiple race condition questions. Easier to understand the fix based on commit by commit. - Remove store dependency from notifier - Enforce the notification orders - Fix invalid disconnection notification - Ensure the order of the events on the consumer side ## Issue ticket number and link ## Stack  ### Checklist - [x] 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 > By submitting this pull request, you confirm that you have read and agree to the terms of the [Contributor License Agreement](https://github.com/netbirdio/netbird/blob/main/CONTRIBUTOR_LICENSE_AGREEMENT.md). --- <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 06:06:13 -04:00

saavagebueno closed this issue

2026-08-05 06:06:13 -04:00

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Reference: DYNR/netbird#22651