Update

nginx/conf.d/nginx.conf

@@ -0,0 +1,43 @@
+### AAA
+user  nginx;
+worker_processes  1;
+
+error_log  /var/log/nginx/error.log warn;
+pid        /var/run/nginx.pid;
+
+events {
+    worker_connections  1024;
+}
+
+http {
+    ##
+    # Basic Settings
+    ##
+    sendfile on;
+    tcp_nopush on;
+    types_hash_max_size 2048;
+    server_tokens off;
+    gzip on;
+
+    keepalive_timeout  65;
+
+    include       /etc/nginx/mime.types;
+    default_type  application/octet-stream;
+
+    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;
+    error_log /var/log/nginx/error.log;
+
+    ##
+    # SSL Settings
+    ##
+
+    ssl_protocols TLSv1 TLSv1.1 TLSv1.2 TLSv1.3; # Dropping SSLv3, ref: POODLE
+    ssl_prefer_server_ciphers on;
+
+    include /etc/nginx/templates/*.conf;
+
+}

nginx/templates/guacamole.conf

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+### BBB
+server {
+    listen       443 ssl http2;
+    server_name  localhost;
+
+    ssl_certificate /etc/nginx/ssl/guacamole_ssl.cert;
+    ssl_certificate_key /etc/nginx/ssl/guacamole_ssl.key;
+
+        ssl_protocols TLSv1.2 TLSv1.3;
+        ssl_prefer_server_ciphers on;
+        ssl_ciphers "EECDH+AESGCM:EDH+AESGCM:AES256+EECDH:AES256+EDH";
+        ssl_ecdh_curve secp384r1;
+        ssl_session_cache shared:SSL:10m;
+        ssl_session_tickets off;
+        ssl_stapling off;
+        ssl_stapling_verify off;
+
+    location / {
+    proxy_pass http://guacamole:8080/guacamole/;
+    proxy_buffering off;
+    proxy_http_version 1.1;
+    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+    proxy_set_header Upgrade $http_upgrade;
+    proxy_set_header Connection $http_connection;
+    proxy_cookie_path /guacamole/ /;
+    access_log off;
+    # allow large uploads (default=1m)
+    # 4096m = 4GByte
+    client_max_body_size 4096m;
+}
+
+    #error_page  404              /404.html;
+
+    # redirect server error pages to the static page /50x.html
+    #
+    error_page   500 502 503 504  /50x.html;
+    location = /50x.html {
+        root   /usr/share/nginx/html;
+    }
+
+}

nginx/templates/semaphore.conf

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+### BBB
+upstream semaphore {
+    server semaphore-app:3000;
+  }
+
+server {
+    listen 80;
+
+    server_name semaphore.tips-of-mine.local;
+    server_tokens off;
+    
+    if ($host = semaphore.example.com) {
+      return 301 https://$host$request_uri;
+    }
+
+    return 404;
+}
+
+server {
+    listen 443 ssl;
+
+    server_name  semaphore.tips-of-mine.local; 
+    client_max_body_size 0;
+    chunked_transfer_encoding on;
+    server_tokens off;
+
+    ssl_certificate /etc/nginx/ssl/semaphore_ssl.cert;
+    ssl_certificate_key /etc/nginx/ssl/semaphore_ssl.key;
+
+    location / {
+      proxy_pass http://semaphore/;
+      
+      proxy_set_header Host $http_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;
+
+      proxy_connect_timeout 30;
+      proxy_send_timeout 30;
+
+      proxy_buffering off;
+      proxy_request_buffering off;
+    }
+
+    location /api/ws {
+      proxy_pass http://semaphore/api/ws;
+
+      proxy_http_version 1.1;
+
+      proxy_set_header Upgrade $http_upgrade;
+      proxy_set_header Connection "upgrade";
+      proxy_set_header Origin "";
+    }
+
+    error_page  404              /404.html;
+
+    # redirect server error pages to the static page /50x.html
+    #
+    error_page   500 502 503 504  /50x.html;
+    location = /50x.html {
+        root   /usr/share/nginx/html;
+    }
+}