netbird/encryption/letsencrypt.go
Misha Bragin 86a66c6202
Make Signal Service listen on a standard 443/80 port instead of 10000 (#396)
Right now Signal Service runs the Let'sEncrypt manager on port 80
and a gRPC server on port 10000. There are two separate listeners.
This PR combines these listeners into one with a cmux lib.
The gRPC server runs on either 443 with TLS or 80 without TLS.
Let's Encrypt manager always runs on port 80.
2022-07-25 19:55:38 +02:00

31 lines
790 B
Go

package encryption
import (
log "github.com/sirupsen/logrus"
"golang.org/x/crypto/acme/autocert"
"os"
"path/filepath"
)
// CreateCertManager wraps common logic of generating Let's encrypt certificate.
func CreateCertManager(datadir string, letsencryptDomain string) (*autocert.Manager, error) {
certDir := filepath.Join(datadir, "letsencrypt")
if _, err := os.Stat(certDir); os.IsNotExist(err) {
err = os.MkdirAll(certDir, os.ModeDir)
if err != nil {
return nil, err
}
}
log.Infof("running with LetsEncrypt (%s). Cert will be stored in %s", letsencryptDomain, certDir)
certManager := &autocert.Manager{
Prompt: autocert.AcceptTOS,
Cache: autocert.DirCache(certDir),
HostPolicy: autocert.HostWhitelist(letsencryptDomain),
}
return certManager, nil
}