Forgor to push 💀

certs.go

@@ -0,0 +1,96 @@
+package main
+
+import (
+	"crypto"
+	"crypto/ecdsa"
+	"crypto/elliptic"
+	"crypto/rand"
+	"fmt"
+	"github.com/go-acme/lego/v4/providers/dns/cloudflare"
+	"log"
+	"os"
+
+	"github.com/go-acme/lego/v4/certcrypto"
+	"github.com/go-acme/lego/v4/certificate"
+	"github.com/go-acme/lego/v4/lego"
+	"github.com/go-acme/lego/v4/registration"
+)
+
+type User struct {
+	Email        string
+	Registration *registration.Resource
+	key          crypto.PrivateKey
+}
+
+func (u *User) GetEmail() string {
+	return u.Email
+}
+func (u User) GetRegistration() *registration.Resource {
+	return u.Registration
+}
+func (u *User) GetPrivateKey() crypto.PrivateKey {
+	return u.key
+}
+
+func mainexample() {
+
+	// Create a user. New accounts need an email and private key to start.
+	privateKey, err := ecdsa.GenerateKey(elliptic.P256(), rand.Reader)
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	user := User{
+		Email: config.GetAsString("Certificates.email"),
+		key:   privateKey,
+	}
+
+	configLE := lego.NewConfig(&user)
+
+	// This CA URL is configured for a local dev instance of Boulder running in Docker in a VM.
+	configLE.CADirURL = "http://192.168.99.100:4000/directory"
+	configLE.Certificate.KeyType = certcrypto.RSA2048
+
+	// A client facilitates communication with the CA server.
+	client, err := lego.NewClient(configLE)
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	dnsConfig := cloudflare.NewDefaultConfig()
+	dnsConfig.AuthEmail = "" //TODO Pull from config
+	dnsConfig.AuthKey = ""   //TODO Pull from config
+
+	provider, err := cloudflare.NewDNSProviderConfig(dnsConfig)
+	if err != nil {
+		fmt.Printf("Error creating DNS provider: %v\n", err)
+		os.Exit(1)
+	}
+	err = client.Challenge.SetDNS01Provider(provider)
+	if err != nil {
+		fmt.Printf("Error setting dns provider: %v\n", err)
+		os.Exit(1)
+	}
+
+	// New users will need to register
+	reg, err := client.Registration.Register(registration.RegisterOptions{TermsOfServiceAgreed: true})
+	if err != nil {
+		log.Fatal(err)
+	}
+	user.Registration = reg
+
+	request := certificate.ObtainRequest{
+		Domains: []string{"mydomain.com"},
+		Bundle:  true,
+	}
+	certificates, err := client.Certificate.Obtain(request)
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	// Each certificate comes back with the cert bytes, the bytes of the client's
+	// private key, and a certificate URL. SAVE THESE TO DISK.
+	fmt.Printf("%#v\n", certificates)
+
+	// ... all done.
+}