netbirdio/netbird · error

add route rule: %v

Error message

add route rule: %v

What it means

Error "add route rule: %v" thrown in netbirdio/netbird.

Source

Thrown at client/firewall/iptables/router_linux.go:184

		DPort:       dPort,
		Action:      action,
	}

	rule, err := r.genRouteRuleSpec(params, sources)
	if err != nil {
		return nil, fmt.Errorf("generate route rule spec: %w", err)
	}

	// Insert DROP rules at the beginning, append ACCEPT rules at the end
	if action == firewall.ActionDrop {
		// after the established rule
		err = r.iptablesClient.Insert(tableFilter, chainRTFWDIN, 2, rule...)
	} else {
		err = r.iptablesClient.Append(tableFilter, chainRTFWDIN, rule...)
	}

	if err != nil {
		return nil, fmt.Errorf("add route rule: %v", err)
	}

	r.rules[string(ruleKey)] = rule

	r.updateState()

	return ruleKey, nil
}

func (r *router) hasRule(id string) bool {
	_, ok := r.rules[id]
	return ok
}

func (r *router) DeleteRouteRule(rule firewall.Rule) error {
	ruleKey := rule.ID()

	if rule, exists := r.rules[ruleKey]; exists {

View on GitHub (pinned to 93e97f4bf1)

When it happens

Trigger: Thrown at client/firewall/iptables/router_linux.go:184 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/d2d9bd28848c048a. Report an issue: GitHub.