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Jonathan Nobels 2 months ago
parent a124cbd1a2
commit 71286f8b20
1 changed files with 47 additions and 13 deletions
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60
libtailscale/net.go
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@ -99,25 +99,59 @@ func (a *App) getInterfaces() ([]netmon.Interface, error) {
newIf.Flags |= net.FlagMulticast
}
// getInterfaces: parsing addrs "fe80::4850:a8ff:fe2f:a98c%dummy0/64"
// 2025-10-08 16:38:56.615 14958-15001 gojni com.tailscale.ipn D getInterfaces: unable to parse addr "fe80::4850:a8ff:fe2f:a98c%dummy0/64": netip.ParsePrefix("fe80::4850:a8ff:fe2f:a98c%dummy0/64"): IPv6 zones cannot be present in a prefix
// 2025-10-08 16:38:56.615 14958-15001 gojni com.tailscale.ipn D getInterfaces: found interface "dummy0", index 2, addrs []
// 2025-10-08 16:38:56.615 14958-15001 gojni com.tailscale.ipn D getInterfaces: parsing addrs "fe80::5054:ff:fe12:3456%eth0/64 fec0::5054:ff:fe12:3456/64 10.0.2.15/24"
// 2025-10-08 16:38:56.615 14958-15001 gojni com.tailscale.ipn D getInterfaces: unable to parse addr "fe80::5054:ff:fe12:3456%eth0/64": netip.ParsePrefix("fe80::5054:ff:fe12:3456%eth0/64"): IPv6 zones cannot be present in a prefix
// 2025-10-08 16:38:56.615 14958-15001 gojni com.tailscale.ipn D getInterfaces: found interface "eth0", index 15, addrs ["fec0::5054:ff:fe12:3456" "10.0.2.15"]
// 2025-10-08 16:38:56.615 14958-15001 gojni com.tailscale.ipn D getInterfaces: parsing addrs "fe80::cc26:6f73:69de:6451%wlan0/64 fec0::c517:7ce9:a8be:c692/64 fec0::7b3b:747f:e9c0:c6f4/64 10.0.2.16/24"
// 2025-10-08 16:38:56.615 14958-15001 gojni com.tailscale.ipn D getInterfaces: unable to parse addr "fe80::cc26:6f73:69de:6451%wlan0/64": netip.ParsePrefix("fe80::cc26:6f73:69de:6451%wlan0/64"): IPv6 zones cannot be present in a prefix
// 2025-10-08 16:38:56.615 14958-15001 gojni com.tailscale.ipn D getInterfaces: found interface "wlan0", index 16, addrs ["fec0::c517:7ce9:a8be:c692" "fec0::7b3b:747f:e9c0:c6f4" "10.0.2.16"]
// 2025-10-08 16:38:56.616 14958-15001 gojni com.tailscale.ipn D getInterfaces: parsing addrs "::1/128 127.0.0.1/8"
// 2025-10-08 16:38:56.616 14958-15001 gojni com.tailscale.ipn D getInterfaces: found interface "lo", index 1, addrs ["::1" "127.0.0.1"]
// 2025-10-08 16:38:56.864 14958-15001 gojni com.tailscale.ipn D getInterfaces: parsing addrs "fe80::4850:a8ff:fe2f:a98c%dummy0/64"
// 2025-10-08 16:38:56.864 14958-15001 gojni com.tailscale.ipn D getInterfaces: unable to parse addr "fe80::4850:a8ff:fe2f:a98c%dummy0/64": netip.ParsePrefix("fe80::4850:a8ff:fe2f:a98c%dummy0/64"): IPv6 zones cannot be present in a prefix
// 2025-10-08 16:38:56.864 14958-15001 gojni com.tailscale.ipn D getInterfaces: found interface "dummy0", index 2, addrs []
// 2025-10-08 16:38:56.865 14958-15001 gojni com.tailscale.ipn D getInterfaces: parsing addrs "fe80::5054:ff:fe12:3456%eth0/64 fec0::5054:ff:fe12:3456/64 10.0.2.15/24"
// 2025-10-08 16:38:56.865 14958-15001 gojni com.tailscale.ipn D getInterfaces: unable to parse addr "fe80::5054:ff:fe12:3456%eth0/64": netip.ParsePrefix("fe80::5054:ff:fe12:3456%eth0/64"): IPv6 zones cannot be present in a prefix
// 2025-10-08 16:38:56.866 14958-14996 gojni com.tailscale.ipn D getInterfaces: found interface "eth0", index 15, addrs ["fec0::5054:ff:fe12:3456" "10.0.2.15"]
// 2025-10-08 16:38:56.866 14958-14996 gojni com.tailscale.ipn D getInterfaces: parsing addrs "fe80::cc26:6f73:69de:6451%wlan0/64 fec0::c517:7ce9:a8be:c692/64 fec0::7b3b:747f:e9c0:c6f4/64 10.0.2.16/24"
// 2025-10-08 16:38:56.866 14958-14996 gojni com.tailscale.ipn D getInterfaces: unable to parse addr "fe80::cc26:6f73:69de:6451%wlan0/64": netip.ParsePrefix("fe80::cc26:6f73:69de:6451%wlan0/64"): IPv6 zones cannot be present in a prefix
// 2025-10-08 16:38:56.866 14958-14996 gojni com.tailscale.ipn D getInterfaces: found interface "wlan0", index 16, addrs ["fec0::c517:7ce9:a8be:c692" "fec0::7b3b:747f:e9c0:c6f4" "10.0.2.16"]
// 2025-10-08 16:38:56.866 14958-14996 gojni com.tailscale.ipn D getInterfaces: parsing addrs "::1/128 127.0.0.1/8"
// 2025-10-08 16:38:56.866 14958-14996 gojni com.tailscale.ipn D getInterfaces: found interface "lo", index 1, addrs ["::1" "127.0.0.1"]
addrs := strings.Trim(fields[1], " \n")
log.Printf("getInterfaces: parsing addrs %q", addrs)
for _, addr := range strings.Split(addrs, " ") {
pfx, err := netip.ParsePrefix(addr)
var ip net.IP
if pfx.Addr().Is4() {
v4 := pfx.Addr().As4()
ip = net.IP(v4[:])
_, ipnet, err := net.ParseCIDR(addr)
if err != nil {
log.Printf("getInterfaces: unable to parse addr %q: %v", addr, err)
continue
} else {
v6 := pfx.Addr().As16()
ip = net.IP(v6[:])
}
if err == nil {
newIf.AltAddrs = append(newIf.AltAddrs, &net.IPAddr{
IP: ip,
Zone: pfx.Addr().Zone(),
})
newIf.AltAddrs = append(newIf.AltAddrs, ipnet)
}
// pfx, err := netip.ParsePrefix(addr)
// var ip net.IP
// if pfx.Addr().Is4() {
// v4 := pfx.Addr().As4()
// ip = net.IP(v4[:])
// } else {
// v6 := pfx.Addr().As16()
// ip = net.IP(v6[:])
// }
// if err == nil {
// newIf.AltAddrs = append(newIf.AltAddrs, &net.IPAddr{
// IP: ip,
// Zone: pfx.Addr().Zone(),
// })
// } else {
// log.Printf("getInterfaces: unable to parse addr %q: %v", addr, err)
// }
}
log.Printf("getInterfaces: found interface %q, index %d, addrs %q", newIf.Name, newIf.Index, newIf.AltAddrs)
ifaces = append(ifaces, newIf)
}

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