b1596bc7e4
- Ability to enable and disable rules in various loops - Simplified code overall - Port forwarding moved into openvpn loop - Route addition and removal improved
41 lines
1.2 KiB
Go
41 lines
1.2 KiB
Go
package routing
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import (
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"context"
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"net"
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"fmt"
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)
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func (r *routing) AddRouteVia(ctx context.Context, subnet net.IPNet, defaultGateway net.IP, defaultInterface string) error {
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subnetStr := subnet.String()
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r.logger.Info("adding %s as route via %s %s", subnetStr, defaultGateway, defaultInterface)
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exists, err := r.routeExists(subnet)
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if err != nil {
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return err
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} else if exists {
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return nil
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}
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output, err := r.commander.Run(ctx, "ip", "route", "add", subnetStr, "via", defaultGateway.String(), "dev", defaultInterface)
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if err != nil {
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return fmt.Errorf("cannot add route for %s via %s %s %s: %s: %w", subnetStr, defaultGateway, "dev", defaultInterface, output, err)
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}
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return nil
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}
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func (r *routing) DeleteRouteVia(ctx context.Context, subnet net.IPNet) (err error) {
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subnetStr := subnet.String()
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r.logger.Info("deleting route for %s", subnetStr)
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exists, err := r.routeExists(subnet)
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if err != nil {
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return err
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} else if !exists { // thanks to @npawelek https://github.com/npawelek
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return nil
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}
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output, err := r.commander.Run(ctx, "ip", "route", "del", subnetStr)
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if err != nil {
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return fmt.Errorf("cannot delete route for %s: %s: %w", subnetStr, output, err)
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}
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return nil
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}
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