From 07207058b7c3ecd4d27fd2b2f81e1fc4b9d0daec Mon Sep 17 00:00:00 2001
From: Giovanni d'Amelio <gio@damelio.net>
Date: Mon, 24 Apr 2023 17:24:44 -0700
Subject: [PATCH] Make some config values required

---
 config.go | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/config.go b/config.go
index 6882586..69fdf4b 100644
--- a/config.go
+++ b/config.go
@@ -49,4 +49,16 @@ func loadConfig() {
 	if err != nil {
 		log.Fatal().Err(err).Str("path", configPath).Msg("could not parse conf file")
 	}
+
+	// Check for required config options
+	requiredConfigs := []string{"domain", "tailscale.organization-name"}
+	var missingConfigs []string
+	for _, requiredConfigName := range requiredConfigs {
+		if !viper.IsSet(requiredConfigName) {
+			missingConfigs = append(missingConfigs, requiredConfigName)
+		}
+	}
+	if len(missingConfigs) != 0 {
+		log.Fatal().Msgf("Missing required config values:\n - %s\n", strings.Join(missingConfigs, "\n - "))
+	}
 }