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client.go
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client.go
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package ssl
import (
"crypto"
"encoding/json"
"github.com/go-acme/lego/v4/acme"
"github.com/go-acme/lego/v4/acme/api"
"github.com/go-acme/lego/v4/certificate"
"github.com/go-acme/lego/v4/challenge"
"github.com/go-acme/lego/v4/challenge/dns01"
"github.com/go-acme/lego/v4/lego"
"github.com/go-acme/lego/v4/providers/dns/alidns"
"github.com/go-acme/lego/v4/providers/dns/cloudflare"
"github.com/go-acme/lego/v4/providers/dns/dnspod"
"github.com/go-acme/lego/v4/providers/http/webroot"
"github.com/go-acme/lego/v4/registration"
"github.com/pkg/errors"
"time"
)
type AcmeUser struct {
Email string
Registration *registration.Resource
Key crypto.PrivateKey
}
func (u *AcmeUser) GetEmail() string {
return u.Email
}
func (u *AcmeUser) GetRegistration() *registration.Resource {
return u.Registration
}
func (u *AcmeUser) GetPrivateKey() crypto.PrivateKey {
return u.Key
}
type AcmeClient struct {
Config *lego.Config
Client *lego.Client
User *AcmeUser
}
func NewAcmeClient(email, privateKey string) (*AcmeClient, error) {
if email == "" {
return nil, errors.New("email can not blank")
}
if privateKey == "" {
client, err := NewRegisterClient(email)
if err != nil {
return nil, err
}
return client, nil
} else {
client, err := NewPrivateKeyClient(email, privateKey)
if err != nil {
return nil, err
}
return client, nil
}
}
type DnsType string
const (
DnsPod DnsType = "DnsPod"
AliYun DnsType = "AliYun"
CloudFlare DnsType = "CloudFlare"
)
type DNSParam struct {
ID string `json:"id"`
Token string `json:"token"`
AccessKey string `json:"accessKey"`
SecretKey string `json:"secretKey"`
Email string `json:"email"`
APIkey string `json:"APIkey"`
}
func (c *AcmeClient) UseDns(dnsType DnsType, params string) error {
var param DNSParam
if err := json.Unmarshal([]byte(params), ¶m); err != nil {
return err
}
var p challenge.Provider
var err error
if dnsType == DnsPod {
dnsPodConfig := dnspod.NewDefaultConfig()
dnsPodConfig.LoginToken = param.ID + "," + param.Token
p, err = dnspod.NewDNSProviderConfig(dnsPodConfig)
if err != nil {
return err
}
}
if dnsType == AliYun {
alidnsConfig := alidns.NewDefaultConfig()
alidnsConfig.SecretKey = param.SecretKey
alidnsConfig.APIKey = param.AccessKey
p, err = alidns.NewDNSProviderConfig(alidnsConfig)
if err != nil {
return err
}
}
if dnsType == CloudFlare {
cloudflareConfig := cloudflare.NewDefaultConfig()
cloudflareConfig.AuthEmail = param.Email
cloudflareConfig.AuthKey = param.APIkey
p, err = cloudflare.NewDNSProviderConfig(cloudflareConfig)
if err != nil {
return err
}
}
return c.Client.Challenge.SetDNS01Provider(p, dns01.AddDNSTimeout(3*time.Minute))
}
func (c *AcmeClient) UseManualDns() error {
p := &manualDnsProvider{}
if err := c.Client.Challenge.SetDNS01Provider(p, dns01.AddDNSTimeout(3*time.Minute)); err != nil {
return err
}
return nil
}
func (c *AcmeClient) UseHTTP(path string) error {
httpProvider, err := webroot.NewHTTPProvider(path)
if err != nil {
return err
}
err = c.Client.Challenge.SetHTTP01Provider(httpProvider)
if err != nil {
return err
}
return nil
}
func (c *AcmeClient) ObtainSSL(domains []string) (certificate.Resource, error) {
request := certificate.ObtainRequest{
Domains: domains,
Bundle: true,
}
certificates, err := c.Client.Certificate.Obtain(request)
if err != nil {
return certificate.Resource{}, err
}
return *certificates, nil
}
func (c *AcmeClient) RenewSSL(certUrl string) (certificate.Resource, error) {
certificates, err := c.Client.Certificate.Get(certUrl, true)
if err != nil {
return certificate.Resource{}, err
}
certificates, err = c.Client.Certificate.Renew(*certificates, true, true, "")
if err != nil {
return certificate.Resource{}, err
}
return *certificates, nil
}
type Resolve struct {
Key string
Value string
Err string
}
type manualDnsProvider struct {
Resolve *Resolve
}
func (p *manualDnsProvider) Present(domain, token, keyAuth string) error {
return nil
}
func (p *manualDnsProvider) CleanUp(domain, token, keyAuth string) error {
return nil
}
func (c *AcmeClient) GetDNSResolve(domains []string) (map[string]Resolve, error) {
core, err := api.New(c.Config.HTTPClient, c.Config.UserAgent, c.Config.CADirURL, c.User.Registration.URI, c.User.Key)
if err != nil {
return nil, err
}
order, err := core.Orders.New(domains)
if err != nil {
return nil, err
}
resolves := make(map[string]Resolve)
resc, errc := make(chan acme.Authorization), make(chan domainError)
for _, authzURL := range order.Authorizations {
go func(authzURL string) {
authz, err := core.Authorizations.Get(authzURL)
if err != nil {
errc <- domainError{Domain: authz.Identifier.Value, Error: err}
return
}
resc <- authz
}(authzURL)
}
var responses []acme.Authorization
for i := 0; i < len(order.Authorizations); i++ {
select {
case res := <-resc:
responses = append(responses, res)
case err := <-errc:
resolves[err.Domain] = Resolve{Err: err.Error.Error()}
}
}
close(resc)
close(errc)
for _, auth := range responses {
domain := challenge.GetTargetedDomain(auth)
chlng, err := challenge.FindChallenge(challenge.DNS01, auth)
if err != nil {
resolves[domain] = Resolve{Err: err.Error()}
continue
}
keyAuth, err := core.GetKeyAuthorization(chlng.Token)
if err != nil {
resolves[domain] = Resolve{Err: err.Error()}
continue
}
fqdn, value := dns01.GetRecord(domain, keyAuth)
resolves[domain] = Resolve{
Key: fqdn,
Value: value,
}
}
return resolves, nil
}