tailscale/version/distro/distro.go
Denton Gentry c6ac82e3a6 hostinfo,distro: Identify Western Digital MyCloud devices.
root@WDMyCloud HD_a2 # ./tailscale debug hostinfo
{
  "IPNVersion": "1.25.0-dev20220605-t7fea52e02",
  "OS": "linux",
  "OSVersion": "5.22.113",
  "Desktop": false,
  "DeviceModel": "WD My Cloud Gen2: Marvell Armada 375",
  "Hostname": "WDMyCloud",
  "GoArch": "arm"
}

Updates https://github.com/tailscale/tailscale/issues/4622

Signed-off-by: Denton Gentry <dgentry@tailscale.com>
2022-06-05 08:22:42 -07:00

97 lines
2.1 KiB
Go

// Copyright (c) 2020 Tailscale Inc & AUTHORS All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// Package distro reports which distro we're running on.
package distro
import (
"os"
"runtime"
"sync/atomic"
)
type Distro string
const (
Debian = Distro("debian")
Arch = Distro("arch")
Synology = Distro("synology")
OpenWrt = Distro("openwrt")
NixOS = Distro("nixos")
QNAP = Distro("qnap")
Pfsense = Distro("pfsense")
OPNsense = Distro("opnsense")
TrueNAS = Distro("truenas")
Gokrazy = Distro("gokrazy")
WDMyCloud = Distro("wdmycloud")
)
var distroAtomic atomic.Value // of Distro
// Get returns the current distro, or the empty string if unknown.
func Get() Distro {
d, ok := distroAtomic.Load().(Distro)
if ok {
return d
}
switch runtime.GOOS {
case "linux":
d = linuxDistro()
case "freebsd":
d = freebsdDistro()
}
distroAtomic.Store(d) // even if empty
return d
}
func have(file string) bool {
_, err := os.Stat(file)
return err == nil
}
func haveDir(file string) bool {
fi, err := os.Stat(file)
return err == nil && fi.IsDir()
}
func linuxDistro() Distro {
switch {
case haveDir("/usr/syno"):
return Synology
case have("/usr/local/bin/freenas-debug"):
// TrueNAS Scale runs on debian
return TrueNAS
case have("/etc/debian_version"):
return Debian
case have("/etc/arch-release"):
return Arch
case have("/etc/openwrt_version"):
return OpenWrt
case have("/run/current-system/sw/bin/nixos-version"):
return NixOS
case have("/etc/config/uLinux.conf"):
return QNAP
case haveDir("/gokrazy"):
return Gokrazy
case have("/usr/local/wdmcserver/bin/wdmc.xml"): // Western Digital MyCloud OS3
return WDMyCloud
case have("/usr/sbin/wd_crontab.sh"): // Western Digital MyCloud OS5
return WDMyCloud
}
return ""
}
func freebsdDistro() Distro {
switch {
case have("/etc/pfSense-rc"):
return Pfsense
case have("/usr/local/sbin/opnsense-shell"):
return OPNsense
case have("/usr/local/bin/freenas-debug"):
// TrueNAS Core runs on FreeBSD
return TrueNAS
}
return ""
}