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add a second network

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Change-Id: I0337e2f7c2402384c00ff81e7ec7614168c4fe5b
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
This commit is contained in:
Brad Fitzpatrick 2024-07-27 16:42:04 -07:00
parent 95da5023fc
commit 1071dc5d4d
1 changed files with 20 additions and 3 deletions
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23
natlab/natlabd/natlabd.go
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@ -65,11 +65,21 @@ func main() {
s: s,
mac: MAC{0x52, 0x54, 0x00, 0x01, 0x01, 0x01},
wanIP: netip.MustParseAddr("2.1.1.1"),
lanIP: netip.MustParsePrefix("192.168.2.1/24"),
lanIP: netip.MustParsePrefix("192.168.1.1/24"),
}
net2 := &network{
s: s,
mac: MAC{0x52, 0x54, 0x00, 0x01, 0x01, 0x2},
wanIP: netip.MustParseAddr("2.2.2.1"),
lanIP: netip.MustParsePrefix("10.2.0.1/16"),
}
s.nodes[MAC{0x5a, 0x94, 0xef, 0xe4, 0x0c, 0xee}] = &node{
net: net1,
lanIP: netip.MustParseAddr("192.168.2.102"),
lanIP: netip.MustParseAddr("192.168.1.101"),
}
s.nodes[MAC{0x5a, 0x94, 0xef, 0xe4, 0x0c, 0xef}] = &node{
net: net2,
lanIP: netip.MustParseAddr("10.2.0.102"),
}
if err := s.checkWorld(); err != nil {
log.Fatalf("checkWorld: %v", err)
@ -149,7 +159,7 @@ func (s *Server) checkWorld() error {
return fmt.Errorf("node %v has nil network", n)
}
if !n.net.lanIP.Contains(n.lanIP) {
return fmt.Errorf("node %v has LAN IP %v not in network %v", n, n.lanIP, n.net.lanIP)
return fmt.Errorf("node with LAN IP %v not in network %v", n.lanIP, n.net.lanIP)
}
if !n.net.wanIP.IsValid() {
return fmt.Errorf("node %v has invalid WAN IP", n)
@ -159,6 +169,13 @@ func (s *Server) checkWorld() error {
}
n.net.nodesByIP[n.lanIP] = n
}
for n := range s.networks {
if got, ok := s.nodes[n.mac]; ok {
return fmt.Errorf("network with mac %v has duplicate router MAC as node %v", n.mac, got.lanIP)
}
}
return nil
}