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golang通过smartctl检测硬盘健康状态

发布时间:April 20, 2018 // 分类: // No Comments

先安装smartmontools,以管理员运行,不然不能正常开启smart,可使用smtp发送邮件

package main

import (
        "fmt"
        "io/ioutil"
        "os"
        "os/exec"
        "strings"
        "time"
)

func gethd() []string {
        cmd := exec.Command("smartctl", "--scan")
        //out, err := cmd.CombinedOutput()
        out, err := cmd.Output()
        //fmt.Println(string(out))
        if err != nil {
                fmt.Println("exec error", err)
        }
        stringSlice := strings.Split(string(out), "\n")
        devices := []string{}
        for _, v := range stringSlice {
                if v != "" {
                        s := strings.Fields(v)
                        devices = append(devices, s[0])
                }
        }
        return devices
}

func enable_smart(id string) bool {
        fmt.Println(id, "enable smart")
        cmd := exec.Command("smartctl", "-s", "on", id)
        _, err := cmd.Output()
        //fmt.Println(string(out))
        if err != nil {
                fmt.Println("exec smartctl -s on "+id, err)
                return false
        }
        return true
}

func check_smart(id string) bool {
        fmt.Println(id, "check smart")
        cmd := exec.Command("smartctl", "-i", id)
        out, err := cmd.Output()
        if err != nil {
                fmt.Println("exec smartctl -i "+id, err)
        }
        if strings.Contains(string(out), "SMART support is: Available") {
                fmt.Println(id, "SMART support is: Available")
                if strings.Contains(string(out), "SMART support is: Disabled") {
                        fmt.Println(id, "SMART support is: Disabled")
                        if !enable_smart(id) {
                                return false
                        }
                }
                return true
        } else {
                fmt.Println(id, "SMART support is: Unavailable")
        }
        return false
}
func main() {
        err := ioutil.WriteFile("C:/Windows/check_smart.txt", []byte("TESTING!"), 0644)
        if err != nil {
                fmt.Println("请以管理员身份运行")
                time.Sleep(time.Second * 3)
                os.Exit(1)
        }

        devices := gethd()
        //fmt.Println(devices)
        for _, v := range devices {
                if check_smart(v) {
                        fmt.Println(v, "check health")
                        cmd := exec.Command("smartctl", "-H", v)
                        out, err := cmd.Output()
                        //fmt.Println(string(out))
                        if err != nil {
                                fmt.Println("exec smartctl -H "+v, err)
                        }
                        if strings.Contains(string(out), "test result: PASSED") {
                                fmt.Println(v, "test result: PASSED")
                        } else if strings.Contains(string(out), "SMART Disabled") {
                                fmt.Println(v, "SMART Disabled")
                        } else {
                                fmt.Println(v, "test result: FAILED!")
                        }
                }
                fmt.Println("********************************************")
        }
}

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