1Panel/backend/utils/ssl/acme.go
2023-03-16 11:34:28 +00:00

96 lines
2 KiB
Go

package ssl
import (
"crypto"
"crypto/rand"
"crypto/rsa"
"crypto/x509"
"encoding/pem"
"github.com/go-acme/lego/v4/certcrypto"
"github.com/go-acme/lego/v4/lego"
"github.com/go-acme/lego/v4/registration"
)
type domainError struct {
Domain string
Error error
}
func GetPrivateKey(priKey crypto.PrivateKey) []byte {
rsaKey := priKey.(*rsa.PrivateKey)
derStream := x509.MarshalPKCS1PrivateKey(rsaKey)
block := &pem.Block{
Type: "privateKey",
Bytes: derStream,
}
return pem.EncodeToMemory(block)
}
func NewRegisterClient(email string) (*AcmeClient, error) {
priKey, err := rsa.GenerateKey(rand.Reader, 2048)
if err != nil {
panic(err)
}
myUser := &AcmeUser{
Email: email,
Key: priKey,
}
config := newConfig(myUser)
client, err := lego.NewClient(config)
if err != nil {
return nil, err
}
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 NewPrivateKeyClient(email string, privateKey string) (*AcmeClient, error) {
block, _ := pem.Decode([]byte(privateKey))
priKey, err := x509.ParsePKCS1PrivateKey(block.Bytes)
if err != nil {
return nil, err
}
myUser := &AcmeUser{
Email: email,
Key: priKey,
}
config := newConfig(myUser)
client, err := lego.NewClient(config)
if err != nil {
return nil, err
}
reg, err := client.Registration.ResolveAccountByKey()
if err != nil {
return nil, err
}
myUser.Registration = reg
acmeClient := &AcmeClient{
User: myUser,
Client: client,
Config: config,
}
return acmeClient, nil
}
func newConfig(user *AcmeUser) *lego.Config {
config := lego.NewConfig(user)
config.CADirURL = "https://acme-v02.api.letsencrypt.org/directory"
//config.CADirURL = "https://acme-staging-v02.api.letsencrypt.org/directory"
config.UserAgent = "acm_go/0.0.1"
config.Certificate.KeyType = certcrypto.RSA2048
return config
}