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[client] Remove legacy forwarding rules in userspace mode (#2782)

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This commit is contained in:
Viktor Liu
2024-10-28 12:29:29 +01:00
committed by GitHub
parent 46e37fa04c
commit 940f8b4547
4 changed files with 11 additions and 19 deletions
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18
client/firewall/nftables/manager_linux.go
View File

@@ -230,23 +230,7 @@ func (m *Manager) AllowNetbird() error {
// SetLegacyManagement sets the route manager to use legacy management
func (m *Manager) SetLegacyManagement(isLegacy bool) error {
oldLegacy := m.router.legacyManagement
if oldLegacy != isLegacy {
m.router.legacyManagement = isLegacy
log.Debugf("Set legacy management to %v", isLegacy)
}
// client reconnected to a newer mgmt, we need to cleanup the legacy rules
if !isLegacy && oldLegacy {
if err := m.router.RemoveAllLegacyRouteRules(); err != nil {
return fmt.Errorf("remove legacy routing rules: %v", err)
}
log.Debugf("Legacy routing rules removed")
}
return nil
return firewall.SetLegacyManagement(m.router, isLegacy)
}
// Reset firewall to the default state

3
client/firewall/nftables/router_linux.go
View File

@@ -551,7 +551,10 @@ func (r *router) RemoveAllLegacyRouteRules() error {
}
if err := r.conn.DelRule(rule); err != nil {
merr = multierror.Append(merr, fmt.Errorf("remove legacy forwarding rule: %v", err))
} else {
delete(r.rules, k)
}
}
return nberrors.FormatErrorOrNil(merr)
}