add favicon

dockerized/Dockerfile

@@ -77,6 +77,7 @@ RUN apt-get update \
 
 COPY --from=builder /usr/local/nginx /usr/local/nginx
 COPY --from=builder /usr/local/sbin/nginx /usr/local/sbin/nginx
+COPY assets/favicon.ico /usr/local/nginx/html/favicon.ico
 COPY dockerized/nginx.conf /etc/nginx/nginx.conf
 
 EXPOSE 8080

dockerized/README.md

@@ -54,6 +54,7 @@ sh dockerized/test.sh
 - Nginx binary: `/usr/local/sbin/nginx`
 - Module: `/usr/local/nginx/modules/ngx_http_monitoring_module.so`
 - Config: `/etc/nginx/nginx.conf`
+- Favicon: `/usr/local/nginx/html/favicon.ico`, served at `/favicon.ico`
 - Listen port: `8080`
 
 The supplied `nginx.conf` enables:

dockerized/nginx.conf

@@ -44,6 +44,13 @@ http {
             monitor_cors "*";
         }
 
+        location = /favicon.ico {
+            root /usr/local/nginx/html;
+            default_type image/x-icon;
+            access_log off;
+            add_header Cache-Control "public, max-age=86400";
+        }
+
         location = / {
             default_type text/plain;
             return 200 "ngx_http_monitoring_module docker image\nopen /monitor for the dashboard\n";

dockerized/test.sh

@@ -4,6 +4,7 @@ set -eu
 BASE_URL="${BASE_URL:-http://127.0.0.1:8080}"
 
 curl -fsS "$BASE_URL/" >/dev/null
+curl -fsS "$BASE_URL/favicon.ico" >/dev/null
 curl -fsS "$BASE_URL/monitor" >/dev/null
 curl -fsS "$BASE_URL/monitor/api" >/dev/null
 curl -fsS "$BASE_URL/monitor/api/system" >/dev/null