[PR #805] [MERGED] Feat linux firewall support #13021

New Issue

saavagebueno · 2026-08-05T02:07:16-04:00

saavagebueno commented

2026-08-05 02:07:16 -04:00

📋 Pull Request Information

Original PR: https://github.com/netbirdio/netbird/pull/805
Author: @gigovich
Created: 4/12/2023
Status: ✅ Merged
Merged: 5/29/2023
Merged by: @braginini

Base: main ← Head: feat-linux-firewall-support

📝 Commits (10+)

cd38ad3 Initial implementation of the firewall common manager for client.
f3adf3d Add test for iptables firewall manager
d74907d Use arch suffix to build iptables manager
d80de85 Use string types in the Rule as ID
6caf55a Update protocol to add FirewallRule
4f41069 Add logic layer for the ACL firewall rules management.
e9b0fa0 Fix non-port based rules processing. Add rules clean up call.
d0ab9b5 Fix direction for firewall rule
66b1b8f Refactor protocol handling for firewall rules, add engine tests
6c26b16 Fix docker build

📊 Changes

51 files changed (+4113 additions, -983 deletions)

View changed files

📝 .github/workflows/golang-test-linux.yml (+6 -0)
📝 client/firewall/firewall.go (+16 -9)
📝 client/firewall/iptables/manager_linux.go (+214 -49)
📝 client/firewall/iptables/manager_linux_test.go (+74 -50)
📝 client/firewall/iptables/rule.go (+1 -0)
➕ client/firewall/nftables/manager_linux.go (+435 -0)
➕ client/firewall/nftables/manager_linux_test.go (+137 -0)
➕ client/firewall/nftables/rule_linux.go (+16 -0)
📝 client/firewall/port.go (+15 -9)
➕ client/firewall/uspfilter/rule.go (+27 -0)
➕ client/firewall/uspfilter/uspfilter.go (+291 -0)
➕ client/firewall/uspfilter/uspfilter_test.go (+207 -0)
➕ client/internal/acl/manager.go (+209 -0)
➕ client/internal/acl/manager_create.go (+27 -0)
➕ client/internal/acl/manager_create_linux.go (+36 -0)
➕ client/internal/acl/manager_test.go (+92 -0)
➕ client/internal/acl/mocks/iface_mapper.go (+77 -0)
📝 client/internal/engine.go (+14 -0)
📝 client/internal/engine_test.go (+1 -3)
📝 go.mod (+4 -10)

...and 31 more files

📄 Description

Describe your changes

Update the client's engine to apply firewall rules received from the manager (results of ACL policy).

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/805 **Author:** [@gigovich](https://github.com/gigovich) **Created:** 4/12/2023 **Status:** ✅ Merged **Merged:** 5/29/2023 **Merged by:** [@braginini](https://github.com/braginini) **Base:** `main` ← **Head:** `feat-linux-firewall-support` --- ### 📝 Commits (10+) - [`cd38ad3`](https://github.com/netbirdio/netbird/commit/cd38ad329e62bcc1d6907be473f33bd340a670c1) Initial implementation of the firewall common manager for client. - [`f3adf3d`](https://github.com/netbirdio/netbird/commit/f3adf3dc4a4201760d21424d599e2bddac834ee8) Add test for iptables firewall manager - [`d74907d`](https://github.com/netbirdio/netbird/commit/d74907d27c4938a8660b3c0b1e45b27f879663d8) Use arch suffix to build iptables manager - [`d80de85`](https://github.com/netbirdio/netbird/commit/d80de8594159de1052631c977c4bf54263a555e4) Use string types in the Rule as ID - [`6caf55a`](https://github.com/netbirdio/netbird/commit/6caf55a67a5da5a79ce0d0b48e45ff4a0b49bed0) Update protocol to add FirewallRule - [`4f41069`](https://github.com/netbirdio/netbird/commit/4f41069cd242d537e506b6451fb9098059d77b5c) Add logic layer for the ACL firewall rules management. - [`e9b0fa0`](https://github.com/netbirdio/netbird/commit/e9b0fa0d4e1a2f116625ab37d0cefc3cd377854c) Fix non-port based rules processing. Add rules clean up call. - [`d0ab9b5`](https://github.com/netbirdio/netbird/commit/d0ab9b5240166c727abee0514a679f6c2ce66ea5) Fix direction for firewall rule - [`66b1b8f`](https://github.com/netbirdio/netbird/commit/66b1b8f13912676be2c744bed52025940d4ffe8b) Refactor protocol handling for firewall rules, add engine tests - [`6c26b16`](https://github.com/netbirdio/netbird/commit/6c26b1606318d40460c90b92b1dde18330864c68) Fix docker build ### 📊 Changes **51 files changed** (+4113 additions, -983 deletions) <details> <summary>View changed files</summary> 📝 `.github/workflows/golang-test-linux.yml` (+6 -0) 📝 `client/firewall/firewall.go` (+16 -9) 📝 `client/firewall/iptables/manager_linux.go` (+214 -49) 📝 `client/firewall/iptables/manager_linux_test.go` (+74 -50) 📝 `client/firewall/iptables/rule.go` (+1 -0) ➕ `client/firewall/nftables/manager_linux.go` (+435 -0) ➕ `client/firewall/nftables/manager_linux_test.go` (+137 -0) ➕ `client/firewall/nftables/rule_linux.go` (+16 -0) 📝 `client/firewall/port.go` (+15 -9) ➕ `client/firewall/uspfilter/rule.go` (+27 -0) ➕ `client/firewall/uspfilter/uspfilter.go` (+291 -0) ➕ `client/firewall/uspfilter/uspfilter_test.go` (+207 -0) ➕ `client/internal/acl/manager.go` (+209 -0) ➕ `client/internal/acl/manager_create.go` (+27 -0) ➕ `client/internal/acl/manager_create_linux.go` (+36 -0) ➕ `client/internal/acl/manager_test.go` (+92 -0) ➕ `client/internal/acl/mocks/iface_mapper.go` (+77 -0) 📝 `client/internal/engine.go` (+14 -0) 📝 `client/internal/engine_test.go` (+1 -3) 📝 `go.mod` (+4 -10) _...and 31 more files_ </details> ### 📄 Description ## Describe your changes Update the client's engine to apply firewall rules received from the manager (results of ACL policy). ## Issue ticket number and link ### Checklist - [ ] Is it a bug fix - [ ] Is a typo/documentation fix - [x] Is a feature enhancement - [x] 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 02:07:16 -04:00

saavagebueno closed this issue

2026-08-05 03:07:47 -04:00

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Reference: DYNR/netbird#13021