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Use native firewall for nat/firewall operations if available

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This commit is contained in:
Viktor Liu 2025-01-03 17:52:36 +01:00
parent f69dd6fb62
commit 0b116b3941
1 changed files with 17 additions and 8 deletions
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21
client/firewall/uspfilter/uspfilter.go
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@ -184,20 +184,21 @@ func (m *Manager) IsServerRouteSupported() bool {
}
func (m *Manager) AddNatRule(pair firewall.RouterPair) error {
if m.nativeFirewall == nil {
if m.nativeRouter {
return m.nativeFirewall.AddNatRule(pair)
}
// userspace routed packets are always SNATed to the inbound direction
// TODO: implement outbound SNAT
return nil
}
return m.nativeFirewall.AddNatRule(pair)
}
// RemoveNatRule removes a routing firewall rule
func (m *Manager) RemoveNatRule(pair firewall.RouterPair) error {
if m.nativeFirewall == nil {
return nil
}
if m.nativeRouter {
return m.nativeFirewall.RemoveNatRule(pair)
}
return nil
}
// AddPeerFiltering rule to the firewall
@ -278,6 +279,10 @@ func (m *Manager) AddRouteFiltering(
dPort *firewall.Port,
action firewall.Action,
) (firewall.Rule, error) {
if m.nativeRouter {
return m.nativeFirewall.AddRouteFiltering(sources, destination, proto, sPort, dPort, action)
}
m.mutex.Lock()
defer m.mutex.Unlock()
@ -298,6 +303,10 @@ func (m *Manager) AddRouteFiltering(
}
func (m *Manager) DeleteRouteRule(rule firewall.Rule) error {
if m.nativeRouter {
return m.nativeFirewall.DeleteRouteRule(rule)
}
m.mutex.Lock()
defer m.mutex.Unlock()