| | |
| | | |
| | | import ( |
| | | "encoding/json" |
| | | "strings" |
| | | "fmt" |
| | | "io/ioutil" |
| | | "os" |
| | | "time" |
| | | |
| | | "github.com/shirou/gopsutil/cpu" |
| | | // "github.com/shirou/gopsutil/disk" |
| | | "github.com/shirou/gopsutil/host" |
| | | ) |
| | | |
| | | const key = "flzxsqc,ysyhljt." |
| | | /* |
| | | 1.0.0 采集机器码, 授权日期 然后 AES 加密, 生成Licence, 秘钥会暴露给客户端 |
| | | 1.0.1 修改为RSA 非对称加密, 公钥开放. 加密内容为{注册码{机器码+公司+邮箱+手机}+过期时间+授权时间} |
| | | 1.0.2 修改Licence文件内容最终为AES加密后的内容, 然后再由公钥解密. 上个版本的bug, 仅使用非对称加密, 用户可以替换公钥 |
| | | */ |
| | | type RegisterCode struct { |
| | | MachineCode string |
| | | Company string |
| | | Email string |
| | | Phone string |
| | | Version string |
| | | } |
| | | |
| | | type Licence struct { |
| | | MachineCode string |
| | | Expires int64 |
| | | RegCode RegisterCode |
| | | Expires int64 |
| | | Timestamp int64 |
| | | } |
| | | |
| | | const ( |
| | | ValidationErrorMalformed uint32 = iota + 1 // Licence is malformed |
| | | ValidationErrorUnverifiableHost // Licence could not be verified because of signing problems |
| | | ValidationErrorExpired // Signature validation failed |
| | | ValidationErrorDecrypt uint32 = iota + 1 // Licence is malformed |
| | | ValidationErrorUnverifiableHost // Host unauthorized |
| | | ValidationErrorExpired // Signature expired |
| | | ValidationErrorMalformed |
| | | |
| | | Version = "1.0.2" |
| | | aesKey = "www.aiotlink.com" |
| | | ) |
| | | |
| | | func GetMachineCode() string { |
| | | var machineCode string |
| | | func GetRegisterCode(company, email, phone string) string { |
| | | mCode := GetMachineCode() |
| | | |
| | | // CPU |
| | | if cpu, err := cpu.Info(); err == nil { |
| | | for _, c := range cpu { |
| | | strings.Join([]string{machineCode, c.String()}, "-") |
| | | } |
| | | } |
| | | regCode := RegisterCode{mCode, company, email, phone, Version} |
| | | |
| | | // // Disk |
| | | // if diskInfo, err := disk.Partitions(false); err == nil { |
| | | // for _, d := range diskInfo { |
| | | // diskSerialNumber := disk.GetDiskSerialNumber(d.Device) |
| | | // strings.Join([]string{machineCode, diskSerialNumber}, "-") |
| | | // } |
| | | // } |
| | | json, _ := json.Marshal(regCode) |
| | | |
| | | // Host |
| | | if host, err := host.Info(); err == nil { |
| | | strings.Join([]string{machineCode, host.HostID}, "-") |
| | | } |
| | | |
| | | return GetMd5String(machineCode, true, false) |
| | | return AESEncodeStr(json, aesKey) |
| | | } |
| | | |
| | | func GenerateLicence(machineCode, timeOut, key string) string { |
| | | func DecryptRegisterCode(regCode string) []byte { |
| | | return AESDecodeStr(regCode, aesKey) |
| | | } |
| | | |
| | | func GenerateLicence(regCode, timeOut, privateKeyPath string) (string, error) { |
| | | timeLayout := "2006-01-02 15:04:05" //转化所需模板 |
| | | loc, _ := time.LoadLocation("Local") //获取时区 |
| | | tmp, _ := time.ParseInLocation(timeLayout, timeOut, loc) |
| | | timestamp := tmp.Unix() |
| | | exp := tmp.Unix() |
| | | now := time.Now().Unix() |
| | | |
| | | licence := Licence{machineCode, timestamp} |
| | | regCodeText := AESDecodeStr(regCode, aesKey) |
| | | var registerCode RegisterCode |
| | | if err := json.Unmarshal(regCodeText, ®isterCode); err != nil { |
| | | return "", err |
| | | } |
| | | |
| | | json, _ := json.Marshal(licence) |
| | | return AESEncodeStr(json, key) |
| | | licence := Licence{registerCode, exp, now} |
| | | json, err := json.Marshal(licence) |
| | | if err != nil { |
| | | return "", err |
| | | } |
| | | |
| | | fd, err := os.Open(privateKeyPath) |
| | | if err != nil { |
| | | fmt.Println(err) |
| | | return "", err |
| | | } |
| | | |
| | | defer fd.Close() |
| | | privateKey, err := ioutil.ReadAll(fd) |
| | | if err != nil { |
| | | fmt.Println(err) |
| | | return "", err |
| | | } |
| | | |
| | | RSA := &RSASecurity{} |
| | | if err := RSA.SetPrivateKey(privateKey); err != nil { |
| | | return "", err |
| | | } |
| | | |
| | | licenceHex, err := RSA.PriKeyENCTYPT(json) |
| | | if err != nil { |
| | | return "", err |
| | | } |
| | | |
| | | return AESEncodeStr(licenceHex, aesKey), nil |
| | | } |
| | | |
| | | func VerifyLicence(licenceCode string) uint32 { |
| | | decodeData := AESDecodeStr(licenceCode, key) |
| | | if decodeData == nil { |
| | | return ValidationErrorMalformed |
| | | func DecryptLicenceFile(licencePath, publicKeyPath string) ([]byte, error) { |
| | | // 读取Licence File |
| | | fdLic, err := os.Open(licencePath) |
| | | if err != nil { |
| | | return nil, err |
| | | } |
| | | defer fdLic.Close() |
| | | |
| | | licenceCode, err := ioutil.ReadAll(fdLic) |
| | | if err != nil { |
| | | return nil, err |
| | | } |
| | | |
| | | return DecryptLicence(string(licenceCode), publicKeyPath) |
| | | } |
| | | |
| | | func DecryptLicence(licenceCode, publicKeyPath string) ([]byte, error) { |
| | | // 读取公钥 |
| | | fdPub, err := os.Open(publicKeyPath) |
| | | if err != nil { |
| | | return nil, err |
| | | } |
| | | defer fdPub.Close() |
| | | |
| | | publicKey, err := ioutil.ReadAll(fdPub) |
| | | if err != nil { |
| | | return nil, err |
| | | } |
| | | |
| | | RSA := &RSASecurity{} |
| | | if err := RSA.SetPublicKey(publicKey); err != nil { |
| | | return nil, err |
| | | } |
| | | |
| | | licenceHex := AESDecodeStr(licenceCode, aesKey) |
| | | |
| | | return RSA.PubKeyDECRYPT(licenceHex) |
| | | } |
| | | |
| | | func VerifyLicenceFile(licencePath, publicKeyPath string) uint32 { |
| | | licenceText, err := DecryptLicenceFile(licencePath, publicKeyPath) |
| | | if err != nil { |
| | | return ValidationErrorDecrypt |
| | | } |
| | | return _verifyLicence(licenceText) |
| | | } |
| | | |
| | | func VerifyLicence(licenceCode, publicKeyPath string) uint32 { |
| | | licenceText, err := DecryptLicence(licenceCode, publicKeyPath) |
| | | if err != nil { |
| | | return ValidationErrorDecrypt |
| | | } |
| | | |
| | | return _verifyLicence(licenceText) |
| | | } |
| | | |
| | | func _verifyLicence(licenceText []byte) uint32 { |
| | | var licence Licence |
| | | |
| | | if err := json.Unmarshal(decodeData, &licence); err != nil { |
| | | if err := json.Unmarshal(licenceText, &licence); err != nil { |
| | | return ValidationErrorMalformed |
| | | } |
| | | |
| | | code := GetMachineCode() |
| | | if licence.MachineCode != code { |
| | | return ValidationErrorUnverifiableHost |
| | | } |
| | | |
| | | // 判断过期 |
| | | now := time.Now().Unix() |
| | | if now > licence.Expires { |
| | | return ValidationErrorExpired |
| | | } |
| | | |
| | | // 判断机器码 |
| | | mCode := GetMachineCode() |
| | | if licence.RegCode.MachineCode != mCode { |
| | | return ValidationErrorUnverifiableHost |
| | | } |
| | | |
| | | return 0 |
| | | } |