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cmd/tailscaled: use "Tailscale" as default TUN device name on Windows

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That's what's used in the Windows GUI version and seems special. If we don't use
that, Windows tries to rename it and fails.
This commit is contained in:
Brad Fitzpatrick 2020-07-13 09:23:44 -07:00
parent f98706bdb3
commit c1d9e41bef
1 changed files with 12 additions and 6 deletions
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18
cmd/tailscaled/tailscaled.go
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@ -41,6 +41,17 @@
// later, the global state key doesn't look like a username.
const globalStateKey = "_daemon"
// defaultTunName returns the default tun device name for the platform.
func defaultTunName() string {
switch runtime.GOOS {
case "openbsd":
return "tun"
case "windows":
return "Tailscale"
}
return "tailscale0"
}
func main() {
// We aren't very performance sensitive, and the parts that are
// performance sensitive (wireguard) try hard not to do any memory
@ -50,15 +61,10 @@ func main() {
debug.SetGCPercent(10)
}
defaultTunName := "tailscale0"
if runtime.GOOS == "openbsd" {
defaultTunName = "tun"
}
cleanup := getopt.BoolLong("cleanup", 0, "clean up system state and exit")
fake := getopt.BoolLong("fake", 0, "fake tunnel+routing instead of tuntap")
debug := getopt.StringLong("debug", 0, "", "Address of debug server")
tunname := getopt.StringLong("tun", 0, defaultTunName, "tunnel interface name")
tunname := getopt.StringLong("tun", 0, defaultTunName(), "tunnel interface name")
listenport := getopt.Uint16Long("port", 'p', magicsock.DefaultPort, "WireGuard port (0=autoselect)")
statepath := getopt.StringLong("state", 0, paths.DefaultTailscaledStateFile(), "Path of state file")
socketpath := getopt.StringLong("socket", 's', paths.DefaultTailscaledSocket(), "Path of the service unix socket")