SafelineAPI/pkg/services/ApplyCert.go
2025-04-15 20:49:32 +08:00

84 lines
2.7 KiB
Go

package services
import (
"SafelineAPI/internal/app/logger"
"crypto"
"crypto/ecdsa"
"crypto/elliptic"
"crypto/rand"
"github.com/go-acme/lego/v4/certcrypto"
"github.com/go-acme/lego/v4/certificate"
"github.com/go-acme/lego/v4/challenge"
"github.com/go-acme/lego/v4/lego"
"github.com/go-acme/lego/v4/registration"
"os"
"path/filepath"
)
type MyUser struct {
Email string
Registration *registration.Resource
key crypto.PrivateKey
}
func (u *MyUser) GetEmail() string {
return u.Email
}
func (u *MyUser) GetRegistration() *registration.Resource {
return u.Registration
}
func (u *MyUser) GetPrivateKey() crypto.PrivateKey {
return u.key
}
func ApplyCert(domains []string, email, dir string, provider challenge.Provider) bool {
privateKey, err := ecdsa.GenerateKey(elliptic.P256(), rand.Reader)
if err != nil {
logger.Error.Printf("申请 %s%s%s 证书时发生错误: %s%s%s", logger.Cyan, domains, logger.Reset, logger.Red, err, logger.Reset)
return true
}
myUser := MyUser{
Email: email,
key: privateKey,
}
config := lego.NewConfig(&myUser)
config.Certificate.KeyType = certcrypto.RSA2048
client, err := lego.NewClient(config)
if err != nil {
logger.Error.Printf("申请 %s%s%s 证书时发生错误: %s%s%s", logger.Cyan, domains, logger.Reset, logger.Red, err, logger.Reset)
return true
}
err = client.Challenge.SetDNS01Provider(provider)
if err != nil {
logger.Error.Printf("申请 %s%s%s 证书时发生错误: %s%s%s", logger.Cyan, domains, logger.Reset, logger.Red, err, logger.Reset)
return true
}
reg, err := client.Registration.Register(registration.RegisterOptions{TermsOfServiceAgreed: true})
if err != nil {
logger.Error.Printf("申请 %s%s%s 证书时发生错误: %s%s%s", logger.Cyan, domains, logger.Reset, logger.Red, err, logger.Reset)
return true
}
myUser.Registration = reg
request := certificate.ObtainRequest{
Domains: domains,
Bundle: true,
}
certificates, err := client.Certificate.Obtain(request)
if err != nil {
logger.Error.Printf("申请 %s%s%s 证书时发生错误: %s%s%s", logger.Cyan, domains, logger.Reset, logger.Red, err, logger.Reset)
return true
}
err = os.WriteFile(filepath.Join(dir, domains[0]+".crt"), certificates.Certificate, os.ModePerm)
if err != nil {
logger.Error.Printf("保存 %s%s%s 证书时发生错误: %s%s%s", logger.Cyan, domains, logger.Reset, logger.Red, err, logger.Reset)
return true
}
err = os.WriteFile(filepath.Join(dir, domains[0]+".key"), certificates.PrivateKey, os.ModePerm)
if err != nil {
logger.Error.Printf("保存 %s%s%s 证书密钥时发生错误: %s%s%s", logger.Cyan, domains, logger.Reset, logger.Red, err, logger.Reset)
return true
}
return false
}