From dc28d22a908966f04e67019b3cee3f701f84e3d2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Christian=20Fra=C3=9F?=
 <christian.frass@dielinke-glauchau.de>
Date: Wed, 3 Jul 2024 21:55:57 +0200
Subject: [PATCH] [mod] role:hedgedoc-and-nginx:tls mode

---
 roles/hedgedoc-and-nginx/defaults/main.json |  3 +-
 roles/hedgedoc-and-nginx/templates/conf.j2  | 38 +++++++++++++++------
 roles/hedgedoc-and-nginx/vardef.json        | 15 ++++++++
 3 files changed, 45 insertions(+), 11 deletions(-)
 create mode 100644 roles/hedgedoc-and-nginx/vardef.json

diff --git a/roles/hedgedoc-and-nginx/defaults/main.json b/roles/hedgedoc-and-nginx/defaults/main.json
index 840159e..aab8b85 100644
--- a/roles/hedgedoc-and-nginx/defaults/main.json
+++ b/roles/hedgedoc-and-nginx/defaults/main.json
@@ -1,3 +1,4 @@
 {
-	"var_hedgedoc_and_nginx_domain": "hedgedoc.example.org"
+	"var_hedgedoc_and_nginx_domain": "hedgedoc.example.org",
+	"var_hedgedoc_and_nginx_tls_mode": "enable"
 }
diff --git a/roles/hedgedoc-and-nginx/templates/conf.j2 b/roles/hedgedoc-and-nginx/templates/conf.j2
index 467a014..cb5480d 100644
--- a/roles/hedgedoc-and-nginx/templates/conf.j2
+++ b/roles/hedgedoc-and-nginx/templates/conf.j2
@@ -3,16 +3,7 @@ map $http_upgrade $connection_upgrade {
 	'' close;
 }
 
-server {
-	server_name {{var_hedgedoc_and_nginx_domain}};
-	
-	listen [::]:443 ssl http2;
-	listen 443 ssl http2;
-	
-	ssl_certificate /etc/ssl/fullchains/{{var_hedgedoc_and_nginx_domain}}.pem;
-	ssl_certificate_key /etc/ssl/private/{{var_hedgedoc_and_nginx_domain}}.pem;
-	include /etc/nginx/ssl-hardening.conf;
-	
+{% macro hedgedoc_common() %}
 	location / {
 		proxy_pass http://localhost:3000;
 		proxy_set_header Host $host;
@@ -30,4 +21,31 @@ server {
 		proxy_set_header Upgrade $http_upgrade;
 		proxy_set_header Connection $connection_upgrade;
 	}
+{% endmacro %}
+
+server {
+	server_name {{var_hedgedoc_and_nginx_domain}};
+	
+	listen 80;
+	listen [::]:80;
+	
+{% if (var_element_and_nginx_tls_mode == "force") %}
+	return 301 https://$http_host$request_uri;
+{% else %}
+	{{ hedgedoc_common() }}
+{% endif %}
+}
+
+{% if (var_element_and_nginx_tls_mode != "disable") %}
+server {
+	server_name {{var_hedgedoc_and_nginx_domain}};
+	
+	listen [::]:443 ssl http2;
+	listen 443 ssl http2;
+	
+	ssl_certificate_key /etc/ssl/private/{{var_hedgedoc_and_nginx_domain}}.pem;
+	ssl_certificate /etc/ssl/fullchains/{{var_hedgedoc_and_nginx_domain}}.pem;
+	include /etc/nginx/ssl-hardening.conf;
+	
+	{{ hedgedoc_common() }}
 }
diff --git a/roles/hedgedoc-and-nginx/vardef.json b/roles/hedgedoc-and-nginx/vardef.json
new file mode 100644
index 0000000..e1e1a74
--- /dev/null
+++ b/roles/hedgedoc-and-nginx/vardef.json
@@ -0,0 +1,15 @@
+{
+	"domain": {
+		"type": "string",
+		"mandatory": false
+	},
+	"tls_mode": {
+        "type": "string",
+        "options": [
+			"disable",
+			"enable",
+			"force"
+        ],
+        "mandatory": false
+	}
+}