netbirdio/netbird · error

add peer filtering for %s: %w

Error message

add peer filtering for %s: %w

What it means

Error "add peer filtering for %s: %w" thrown in netbirdio/netbird.

Source

Thrown at client/firewall/nftables/manager_linux.go:275

// rule ID as comment for the rule
func (m *Manager) AddPeerFiltering(
	id []byte,
	ip net.IP,
	proto firewall.Protocol,
	sPort *firewall.Port,
	dPort *firewall.Port,
	action firewall.Action,
	ipsetName string,
) ([]firewall.Rule, error) {
	m.mutex.Lock()
	defer m.mutex.Unlock()

	if ip.To4() != nil {
		return m.aclManager.AddPeerFiltering(id, ip, proto, sPort, dPort, action, ipsetName)
	}

	if !m.hasIPv6() {
		return nil, fmt.Errorf("add peer filtering for %s: %w", ip, firewall.ErrIPv6NotInitialized)
	}
	return m.aclManager6.AddPeerFiltering(id, ip, proto, sPort, dPort, action, ipsetName)
}

func (m *Manager) AddRouteFiltering(
	id []byte,
	sources []netip.Prefix,
	destination firewall.Network,
	proto firewall.Protocol,
	sPort, dPort *firewall.Port,
	action firewall.Action,
) (firewall.Rule, error) {
	m.mutex.Lock()
	defer m.mutex.Unlock()

	if isIPv6RouteRule(sources, destination) {
		if !m.hasIPv6() {
			return nil, fmt.Errorf("add route filtering: %w", firewall.ErrIPv6NotInitialized)

View on GitHub (pinned to 93e97f4bf1)

When it happens

Trigger: Thrown at client/firewall/nftables/manager_linux.go:275 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of netbirdio/netbird@93e97f4bf1 (2026-08-16). Data as JSON: /api/errors/fb41829f0a9e3f8e. Report an issue: GitHub.