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hostinfo: set DeviceModel from Linux devicetree model

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Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
This commit is contained in:
Brad Fitzpatrick 2021-08-22 21:15:30 -07:00 committed by Brad Fitzpatrick
parent 3ac731dda1
commit 6990a314f5
1 changed files with 7 additions and 0 deletions
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7
hostinfo/hostinfo_linux.go
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@ -11,6 +11,7 @@ import (
"bytes"
"fmt"
"io/ioutil"
"os"
"strings"
"syscall"
@ -20,6 +21,12 @@ import (
func init() {
osVersion = osVersionLinux
if v, _ := os.ReadFile("/sys/firmware/devicetree/base/model"); len(v) > 0 {
// Look up "Raspberry Pi 4 Model B Rev 1.2",
// etc. Usually set on ARM SBCs.
SetDeviceModel(strings.Trim(string(v), "\x00\r\n\t "))
}
}
func osVersionLinux() string {