using ngx_http_sub_module for injecting CSS

Author: earthquakesan

Diff for: nginx/Dockerfile

@@ -3,4 +3,5 @@ FROM nginx
 MAINTAINER "Ivan Ermilov <mailto:[email protected]>"
 
 COPY default.conf /etc/nginx/conf.d/default.conf
-COPY custom.html /data/bde-css/custom.html
+COPY materialize.min.css /data/bde-css/materialize.min.css
+COPY bde-hadoop.css /data/bde-css/bde-hadoop.css

Diff for: nginx/custom.html

@@ -3,22 +3,33 @@ server {
     server_name  localhost;
 
     root /data;
-    add_after_body /bde-css/custom.html;
+    gzip on;
 
     location / {
-      proxy_http_version 1.1;
-      proxy_set_header Upgrade $http_upgrade;
-      proxy_set_header Connection 'upgrade';
-      proxy_cache_bypass $http_upgrade;
-      proxy_set_header Host $host;
-      proxy_set_header X-Real-IP $remote_addr;
-      proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
-      proxy_set_header X-NginX-Proxy true;
-      proxy_redirect off;
-      proxy_pass http://namenode:50070;
-      #rewrite ^/sparql/(.*)$ /$1 break;
+        proxy_pass http://127.0.0.1:8000;
+        proxy_set_header Accept-Encoding "";
     }
 
     location /bde-css/ {
     }
 }
+
+server {
+  listen 127.0.0.1:8000;
+  location / {
+      proxy_pass http://127.0.0.1:8001;
+      sub_filter '</head>' '<link rel="stylesheet" type="text/css" href="/bde-css/materialize.min.css">
+      <link rel="stylesheet" type="text/css" href="/bde-css/bde-hadoop.css"></head>';
+      sub_filter_once on;
+      proxy_set_header Accept-Encoding "";
+  }    
+}
+
+server {
+  listen 127.0.0.1:8001;
+  gunzip on;
+  location / {
+    proxy_pass http://namenode:50070;
+    proxy_set_header Accept-Encoding gzip;
+  }
+}