From 3eab5611fdfb5143ce4af52194dfe5a06cb34c44 Mon Sep 17 00:00:00 2001
From: Fenris Wolf <fenris@folksprak.org>
Date: Sat, 12 Oct 2024 12:02:44 +0200
Subject: [PATCH] [add] role:zeitbild_backend-and-nginx

---
 .../defaults/main.json                        |  5 +++
 .../tasks/main.json                           | 35 +++++++++++++++++++
 .../templates/conf.j2                         | 27 ++++++++++++++
 3 files changed, 67 insertions(+)
 create mode 100644 roles/zeitbild_backend-and-nginx/defaults/main.json
 create mode 100644 roles/zeitbild_backend-and-nginx/tasks/main.json
 create mode 100644 roles/zeitbild_backend-and-nginx/templates/conf.j2

diff --git a/roles/zeitbild_backend-and-nginx/defaults/main.json b/roles/zeitbild_backend-and-nginx/defaults/main.json
new file mode 100644
index 0000000..998d216
--- /dev/null
+++ b/roles/zeitbild_backend-and-nginx/defaults/main.json
@@ -0,0 +1,5 @@
+{
+	"var_zeitbild_backend_and_nginx_domain": "zeitbild.example.org",
+	"var_zeitbild_backend_and_nginx_port": 7845,
+	"var_zeitbild_backend_and_nginx_tls": true
+}
diff --git a/roles/zeitbild_backend-and-nginx/tasks/main.json b/roles/zeitbild_backend-and-nginx/tasks/main.json
new file mode 100644
index 0000000..88cd5b5
--- /dev/null
+++ b/roles/zeitbild_backend-and-nginx/tasks/main.json
@@ -0,0 +1,35 @@
+[
+	{
+		"name": "deactivate default site",
+		"become": true,
+		"ansible.builtin.file": {
+			"state": "absent",
+			"dest": "/etc/nginx/sites-enabled/default"
+		}
+	},
+	{
+		"name": "emplace configuration | data",
+		"become": true,
+		"ansible.builtin.template": {
+			"src": "conf.j2",
+			"dest": "/etc/nginx/sites-available/{{var_zeitbild_backend_and_nginx_domain}}"
+		}
+	},
+	{
+		"name": "emplace configuration | link",
+		"become": true,
+		"ansible.builtin.file": {
+			"state": "link",
+			"src": "/etc/nginx/sites-available/{{var_zeitbild_backend_and_nginx_domain}}",
+			"dest": "/etc/nginx/sites-enabled/{{var_zeitbild_backend_and_nginx_domain}}"
+		}
+	},
+	{
+		"name": "restart nginx",
+		"become": true,
+		"ansible.builtin.systemd_service": {
+			"state": "restarted",
+			"name": "nginx"
+		}
+	}
+]
diff --git a/roles/zeitbild_backend-and-nginx/templates/conf.j2 b/roles/zeitbild_backend-and-nginx/templates/conf.j2
new file mode 100644
index 0000000..8ce1357
--- /dev/null
+++ b/roles/zeitbild_backend-and-nginx/templates/conf.j2
@@ -0,0 +1,27 @@
+map $http_upgrade $connection_upgrade {
+	default upgrade;
+	'' close;
+}
+
+server {
+	server_name {{var_zeitbild_backend_and_nginx_domain}};
+	
+	listen 80;
+	listen [::]:80;
+{% if var_zeitbild_backend_and_nginx_tls %}
+	listen [::]:443 ssl http2;
+	listen 443 ssl http2;
+	
+	ssl_certificate /etc/ssl/certs/{{var_zeitbild_backend_and_nginx_domain}}.pem;
+	ssl_certificate_key /etc/ssl/private/{{var_zeitbild_backend_and_nginx_domain}}.pem;
+	include /etc/nginx/ssl-hardening.conf;
+{% endif %}
+	
+	location / {
+		proxy_pass http://localhost:{{var_zeitbild_backend_and_nginx_port | string}};
+		proxy_set_header Host $host;
+		proxy_set_header X-Real-IP $remote_addr;
+		proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+		proxy_set_header X-Forwarded-Proto $scheme;
+	}
+}