1Panel/backend/utils/ssl/acme.go

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package ssl
import (
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"crypto"
"crypto/ecdsa"
"crypto/rsa"
"crypto/x509"
"encoding/json"
"encoding/pem"
"fmt"
"github.com/1Panel-dev/1Panel/backend/app/model"
"github.com/go-acme/lego/v4/certcrypto"
"github.com/go-acme/lego/v4/lego"
"github.com/go-acme/lego/v4/registration"
"io"
"net/http"
"net/url"
)
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type domainError struct {
Domain string
Error error
}
type zeroSSLRes struct {
Success bool `json:"success"`
EabKid string `json:"eab_kid"`
EabHmacKey string `json:"eab_hmac_key"`
}
type KeyType = certcrypto.KeyType
const (
KeyEC256 = certcrypto.EC256
KeyEC384 = certcrypto.EC384
KeyRSA2048 = certcrypto.RSA2048
KeyRSA3072 = certcrypto.RSA3072
KeyRSA4096 = certcrypto.RSA4096
)
func GetPrivateKey(priKey crypto.PrivateKey, keyType KeyType) ([]byte, error) {
var (
marshal []byte
block *pem.Block
err error
)
switch keyType {
case KeyEC256, KeyEC384:
key := priKey.(*ecdsa.PrivateKey)
marshal, err = x509.MarshalECPrivateKey(key)
if err != nil {
return nil, err
}
block = &pem.Block{
Type: "EC PRIVATE KEY",
Bytes: marshal,
}
case KeyRSA2048, KeyRSA3072, KeyRSA4096:
key := priKey.(*rsa.PrivateKey)
marshal = x509.MarshalPKCS1PrivateKey(key)
block = &pem.Block{
Type: "RSA PRIVATE KEY",
Bytes: marshal,
}
}
return pem.EncodeToMemory(block), nil
}
func NewRegisterClient(acmeAccount *model.WebsiteAcmeAccount) (*AcmeClient, error) {
var (
priKey crypto.PrivateKey
err error
)
if acmeAccount.PrivateKey != "" {
switch KeyType(acmeAccount.KeyType) {
case KeyEC256, KeyEC384:
block, _ := pem.Decode([]byte(acmeAccount.PrivateKey))
priKey, err = x509.ParseECPrivateKey(block.Bytes)
if err != nil {
return nil, err
}
case KeyRSA2048, KeyRSA3072, KeyRSA4096:
block, _ := pem.Decode([]byte(acmeAccount.PrivateKey))
priKey, err = x509.ParsePKCS1PrivateKey(block.Bytes)
if err != nil {
return nil, err
}
}
} else {
priKey, err = certcrypto.GeneratePrivateKey(KeyType(acmeAccount.KeyType))
if err != nil {
return nil, err
}
}
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myUser := &AcmeUser{
Email: acmeAccount.Email,
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Key: priKey,
}
config := newConfig(myUser, acmeAccount.Type)
client, err := lego.NewClient(config)
if err != nil {
return nil, err
}
var reg *registration.Resource
if acmeAccount.Type == "zerossl" || acmeAccount.Type == "google" {
if acmeAccount.Type == "zerossl" {
var res *zeroSSLRes
res, err = getZeroSSLEabCredentials(acmeAccount.Email)
if err != nil {
return nil, err
}
if res.Success {
acmeAccount.EabKid = res.EabKid
acmeAccount.EabHmacKey = res.EabHmacKey
} else {
return nil, fmt.Errorf("get zero ssl eab credentials failed")
}
}
eabOptions := registration.RegisterEABOptions{
TermsOfServiceAgreed: true,
Kid: acmeAccount.EabKid,
HmacEncoded: acmeAccount.EabHmacKey,
}
reg, err = client.Registration.RegisterWithExternalAccountBinding(eabOptions)
if err != nil {
return nil, err
}
} else {
reg, err = client.Registration.Register(registration.RegisterOptions{TermsOfServiceAgreed: true})
if err != nil {
return nil, err
}
}
myUser.Registration = reg
acmeClient := &AcmeClient{
User: myUser,
Client: client,
Config: config,
}
return acmeClient, nil
}
func newConfig(user *AcmeUser, accountType string) *lego.Config {
config := lego.NewConfig(user)
//switch accountType {
//case "letsencrypt":
// config.CADirURL = "https://acme-v02.api.letsencrypt.org/directory"
//case "zerossl":
// config.CADirURL = "https://acme.zerossl.com/v2/DV90"
//case "buypass":
// config.CADirURL = "https://api.buypass.com/acme/directory"
//case "google":
// config.CADirURL = "https://dv.acme-v02.api.pki.goog/directory"
//}
switch accountType {
case "letsencrypt":
config.CADirURL = "https://acme-staging-v02.api.letsencrypt.org/directory"
case "zerossl":
config.CADirURL = "https://acme.zerossl.com/v2/DV90"
case "buypass":
config.CADirURL = "https://api.test4.buypass.no/acme/directory"
case "google":
config.CADirURL = "https://dv.acme-v02.test-api.pki.goog/directory\""
}
config.UserAgent = "1Panel"
config.Certificate.KeyType = certcrypto.RSA2048
return config
}
func getZeroSSLEabCredentials(email string) (*zeroSSLRes, error) {
baseURL := "https://api.zerossl.com/acme/eab-credentials-email"
params := url.Values{}
params.Add("email", email)
requestURL := fmt.Sprintf("%s?%s", baseURL, params.Encode())
req, err := http.NewRequest("POST", requestURL, nil)
if err != nil {
return nil, err
}
req.Header.Set("Content-Type", "application/json")
client := &http.Client{}
resp, err := client.Do(req)
if err != nil {
return nil, err
}
defer resp.Body.Close()
body, err := io.ReadAll(resp.Body)
if err != nil {
return nil, err
}
if resp.StatusCode != http.StatusOK {
return nil, fmt.Errorf("server returned non-200 status: %d %s", resp.StatusCode, http.StatusText(resp.StatusCode))
}
var result zeroSSLRes
err = json.Unmarshal(body, &result)
if err != nil {
return nil, err
}
return &result, nil
}