johnthethird · March 5, 2010 19:34 · Mar 5, 2010
diff --git a/nginx.conf b/nginx.conf
@@ -0,0 +1,55 @@
+# Config for Nginx to act as a front-end for Riak
+# The main goal is to proxy all GETs directly to Riak, and disallow anything else (POST, PUT, etc)
+# Also, disallow use of the map/reduce query links (i.e. /riak/bucket/key/_,_,_)
+
+# Config is in /etc/nginx/sites-available/default or somewhere like that
+
+# Set up load-balancing to send requests to all nodes in the Riak cluster
+# Replace these IPs/ports with the locations of your Riak nodes
+upstream riak_hosts {
+  server  127.0.0.1:8098;
+  #server  10.0.1.18:8098;
+  #server  10.0.1.19:8098;
+}
+
+server {
+  listen   80;
+  server_name  _;
+  access_log  /var/log/nginx/riak.access.log;
+
+  # your standard Nginx config for your site here...
+  location / {
+    root /var/www/nginx-default;
+  }
+
+  # Expose the /riak endpoint and allow queries for keys only
+  location /riak/ {
+      proxy_set_header Host $host;
+      proxy_redirect off;
+
+      client_max_body_size       10m;
+      client_body_buffer_size    128k;
+
+      proxy_connect_timeout      90;
+      proxy_send_timeout         90;
+      proxy_read_timeout         90;
+
+      proxy_buffer_size          64k;  # If the buffers are set to small, nginx will complain about "too large headers"
+      proxy_buffers              4 64k;
+      proxy_busy_buffers_size    64k;
+      proxy_temp_file_write_size 64k;
+
+    if ($request_method != GET) {
+      return 405;
+    }
+
+    # Disallow any link with the map/reduce query format "bucket,tag,_"
+    if ($uri ~ "/riak/[^/]*/[^/]*/[^,]+,[^,]+," ) {
+      return 405;
+    }
+
+    if ($request_method = GET) {
+      proxy_pass http://riak_hosts;
+    }
+  }
+}