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unix_utils.go
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/
unix_utils.go
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//go:build !windows
package main
import (
"errors"
"fmt"
"os/exec"
"regexp"
"runtime"
)
func getSysInfo() (oSystem string, err error) {
switch runtime.GOOS {
case "linux":
out, err := exec.Command("hostnamectl").Output()
if err != nil {
return "", err
}
osRe := regexp.MustCompile(`(?m)Operating System: (.+$)`)
match := osRe.FindStringSubmatch(string(out))
if len(match[1]) > 1 {
return match[1], nil
}
return "", errors.New("Failed to fetch os Info")
case "darwin":
out, err := exec.Command("sw_vers").Output()
if err != nil {
return "", err
}
darwinNameRe := regexp.MustCompile(`(?m)ProductName:\W(.+$)`)
darwinVerRe := regexp.MustCompile(`(?m)ProductVersion:\W(.+$)`)
nameMatch := darwinNameRe.FindStringSubmatch(string(out))
verMatch := darwinVerRe.FindStringSubmatch(string(out))
if len(nameMatch) > 1 && len(verMatch) > 1 {
oSystem = fmt.Sprintf("%s (%s)", nameMatch[1], verMatch[1])
return oSystem, nil
}
return "", nil
default:
return "", errors.New("unable to determine operating system")
}
}