[JES] Updates to readme for better clarification on the log file setup

README.md

@@ -21,16 +21,20 @@ Providing no arguments or passing -h or --help will cause the tool to print the
 
 <b>Notes about Nginx Log File:</b>
 
-The tool expects the log file to follow the format:
+The tool expects the log file to follow a specific format. Add the following lines near the top of your nginx configuration file (on linux this is found at <b>/etc/nginx/sites-available/default</b>):
 ```
-$remote_user || [$time_local] || "$request" || '
-$status || $body_bytes_sent || "$http_referer" || '
-"$http_user_agent" || "$http_x_forwarded_for" || '
-"$upstream_http_x_jussi_cache_hit" || "$upstream_http_x_jussi_namespace" || '
-"$upstream_http_x_jussi_api" || "$upstream_http_x_jussi_method" || "$upstream_http_x_jussi_params" || '
-'$upstream_connect_time || $upstream_response_time';
+log_format api_log '$remote_addr - $remote_user || [$time_local] || "$request" || '
+                                '$status || $body_bytes_sent || "$http_referer" || '
+                                '"$http_user_agent" || "$http_x_forwarded_for" || '
+                                '"$upstream_http_x_jussi_cache_hit" || "$upstream_http_x_jussi_namespace" || '
+                                '"$upstream_http_x_jussi_api" || "$upstream_http_x_jussi_method" || "$upstream_http_x_jussi_params" || '
+                                '$upstream_connect_time || $upstream_response_time';
+```
+
+and then down in the server section of the file add the line:
+```
+access_log /var/log/jussi/access.log api_log buffer=32k flush=5s;
 ```
-This is the current logging configuration for the nginx server that sits in front of the production Jussi instance.
 
 <b>Do an Analysis</b>
 
@@ -58,4 +62,4 @@ If LibreOffice Calc is  your default application for CSV files, double clicking
 
 <b>Development<b>
 
-The code was written in the eclipse IDE so the structure follows the eclipse workspace structure. You'll need to download and link the json-simple.1.1.1.jar file that is at the root of this project to be able to parse the json entries in the log file.
\ No newline at end of file
+The code was written in the eclipse IDE so the structure follows the eclipse workspace structure. You'll need to download and link the json-simple.1.1.1.jar file that is at the root of this project to be able to parse the json entries in the log file.