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refine DHCP value acquisition

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soypat
2025-07-19 20:40:23 -03:00
parent 9bd906326e
commit 6b3062481e
2 changed files with 73 additions and 38 deletions
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examples/bridge/main.go
+14 -3
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@@ -121,18 +121,29 @@ func run() (err error) {
dhcpIsDone := stack.dhcp.State() == dhcpv4.StateBound
if dhcpIsDone {
state = stateInitARP
err = stack.ip.SetAddr(netip.AddrFrom4(stack.dhcp.AssignedAddr()))
assigned4, ok := stack.dhcp.AssignedAddr()
if !ok {
return errors.New("DHCP client address not assigned")
}
err = stack.ip.SetAddr(netip.AddrFrom4(assigned4))
if err != nil {
return err
}
err = stack.StartResolveHardwareAddress6(netip.AddrFrom4(stack.dhcp.RouterAddr()))
routeraddr, ok := stack.dhcp.RouterAddr()
if !ok {
return errors.New("DHCP router address not assigned")
}
err = stack.StartResolveHardwareAddress6(netip.AddrFrom4(routeraddr))
if err != nil {
return err
}
}
case stateInitARP:
router := stack.dhcp.RouterAddr()
router, ok := stack.dhcp.RouterAddr()
if !ok {
return errors.New("DHCP router address not assigned")
}
hw, err := stack.ResultResolveHardwareAddress6(netip.AddrFrom4(router))
if err == nil {
stack.link.SetGateway6(hw)