feat: add Nginx reverse proxy and SSL configuration

- Introduce Nginx service in docker-compose for handling HTTP/HTTPS traffic. - Configure Nginx with SSL support and health checks for Grafana and Prometheus. - Update env.template to include SERVER_IP and STATUS_PAGE_PASSWORD variables. - Enhance Ansible playbook with tasks for Nginx installation, SSL certificate generation, and configuration management.
2025-09-16 18:31:51 +03:00
parent 30830c5bd9
commit f8d6b92fd2
8 changed files with 483 additions and 0 deletions
--- a/infra/nginx/nginx.conf
+++ b/infra/nginx/nginx.conf
@@ -0,0 +1,103 @@
+user nginx;
+worker_processes auto;
+error_log /var/log/nginx/error.log warn;
+pid /var/run/nginx.pid;
+
+events {
+    worker_connections 1024;
+    use epoll;
+    multi_accept on;
+}
+
+http {
+    include /etc/nginx/mime.types;
+    default_type application/octet-stream;
+
+    # Logging format
+    log_format main '$remote_addr - $remote_user [$time_local] "$request" '
+                    '$status $body_bytes_sent "$http_referer" '
+                    '"$http_user_agent" "$http_x_forwarded_for"';
+
+    access_log /var/log/nginx/access.log main;
+
+    # Basic settings
+    sendfile on;
+    tcp_nopush on;
+    tcp_nodelay on;
+    keepalive_timeout 65;
+    types_hash_max_size 2048;
+    client_max_body_size 16M;
+
+    # Gzip compression
+    gzip on;
+    gzip_vary on;
+    gzip_min_length 1024;
+    gzip_proxied any;
+    gzip_comp_level 6;
+    gzip_types
+        text/plain
+        text/css
+        text/xml
+        text/javascript
+        application/json
+        application/javascript
+        application/xml+rss
+        application/atom+xml
+        image/svg+xml;
+
+    # Rate limiting
+    limit_req_zone $binary_remote_addr zone=api:10m rate=10r/s;
+    limit_req_zone $binary_remote_addr zone=status:10m rate=1r/s;
+
+    # Security headers
+    add_header X-Frame-Options "SAMEORIGIN" always;
+    add_header X-Content-Type-Options "nosniff" always;
+    add_header X-XSS-Protection "1; mode=block" always;
+    add_header Referrer-Policy "strict-origin-when-cross-origin" always;
+    add_header Content-Security-Policy "default-src 'self'; script-src 'self' 'unsafe-inline' 'unsafe-eval'; style-src 'self' 'unsafe-inline'; img-src 'self' data: https:; font-src 'self' data:; connect-src 'self' wss: https:;" always;
+
+    # SSL configuration
+    ssl_protocols TLSv1.2 TLSv1.3;
+    ssl_ciphers ECDHE-RSA-AES128-GCM-SHA256:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-RSA-AES128-SHA256:ECDHE-RSA-AES256-SHA384;
+    ssl_prefer_server_ciphers off;
+    ssl_session_cache shared:SSL:10m;
+    ssl_session_timeout 10m;
+
+    # Main server block
+    server {
+        listen 80;
+        server_name _;
+        return 301 https://$host$request_uri;
+    }
+
+    server {
+        listen 443 ssl http2;
+        server_name _;
+
+        # SSL configuration
+        ssl_certificate /etc/nginx/ssl/cert.pem;
+        ssl_certificate_key /etc/nginx/ssl/key.pem;
+
+        # Security headers
+        add_header X-Frame-Options "SAMEORIGIN" always;
+        add_header X-Content-Type-Options "nosniff" always;
+
+        # Rate limiting
+        limit_req zone=api burst=20 nodelay;
+
+        # Redirect root to Grafana
+        location = / {
+            return 301 /grafana/;
+        }
+
+        # Health check endpoint
+        location /nginx-health {
+            access_log off;
+            return 200 "healthy\n";
+            add_header Content-Type text/plain;
+        }
+
+        # Include location configurations
+        include /etc/nginx/conf.d/*.conf;
+    }
+}