Add TLS/HTTPS

config/config.go

@@ -27,6 +27,9 @@ const (
 // Config is the main config struct for the application. Use New to instantiate a default config struct.
 type Config struct {
 	ListenHTTP                   string
+	ListenHTTPS                   string
+	KeyFile                   string
+	CertFile                   string
 	FirebaseKeyFile              string
 	CacheFile                    string
 	CacheDuration                time.Duration
@@ -43,6 +46,9 @@ type Config struct {
 func New(listenHTTP string) *Config {
 	return &Config{
 		ListenHTTP:                   listenHTTP,
+		ListenHTTPS: "",
+		KeyFile: "",
+		CertFile: "",
 		FirebaseKeyFile:              "",
 		CacheFile:                    "",
 		CacheDuration:                DefaultCacheDuration,

config/config.yml

@@ -5,6 +5,21 @@
 #
 # listen-http: ":80"
 
+# Listen address for the HTTPS web server. If set, you must also set "key-file" and "cert-file".
+# Format: <hostname>:<port>
+#
+# listen-https:
+
+# Path to the private key file for the HTTPS web server. Not used if "listen-https" is not set.
+# Format: <filename>
+#
+# key-file:
+
+# Path to the cert file for the HTTPS web server. Not used if "listen-https" is not set.
+# Format: <filename>
+#
+# cert-file:
+
 # If set, also publish messages to a Firebase Cloud Messaging (FCM) topic for your app.
 # This is optional and only required to support Android apps (which don't allow background services anymore).
 #