netbirdio/netbird · error

invalid port: %w

Error message

invalid port: %w

What it means

Error "invalid port: %w" thrown in netbirdio/netbird.

Source

Thrown at client/internal/acl/manager.go:304

	protocol, err := convertToFirewallProtocol(r.Protocol)
	if err != nil {
		return "", nil, fmt.Errorf("skipping firewall rule: %s", err)
	}

	action, err := convertFirewallAction(r.Action)
	if err != nil {
		return "", nil, fmt.Errorf("skipping firewall rule: %s", err)
	}

	var port *firewall.Port
	if !portInfoEmpty(r.PortInfo) {
		port = convertPortInfo(r.PortInfo)
	} else if r.Port != "" {
		// old version of management, single port
		value, err := strconv.Atoi(r.Port)
		if err != nil {
			return "", nil, fmt.Errorf("invalid port: %w", err)
		}
		port = &firewall.Port{
			Values: []uint16{uint16(value)},
		}
	}

	ruleID := d.getPeerRuleID(ip, protocol, int(r.Direction), port, action)
	if rulesPair, ok := d.peerRulesPairs[ruleID]; ok {
		return ruleID, rulesPair, nil
	}

	var rules []firewall.Rule
	switch r.Direction {
	case mgmProto.RuleDirection_IN:
		rules, err = d.addInRules(r.PolicyID, ip, protocol, port, action, ipsetName)
	case mgmProto.RuleDirection_OUT:
		if d.firewall.IsStateful() {
			return "", nil, nil

View on GitHub (pinned to 93e97f4bf1)

When it happens

Trigger: Thrown at client/internal/acl/manager.go:304 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/7b92ae35d0e894d4. Report an issue: GitHub.