Update README.md file

README.md

@@ -12,19 +12,24 @@ This shell script installs all Graylog components (server and web) on one server
 - [x] Minimum disk size : 60Go
 
 ## Quick guide
-1. Create new file in your home folder
+1. Create these files in your home folder
   - `touch ~/install_graylog.sh`
-2. Edit it with Vi editor
+  - `touch ~/graylog_variables.cfg`
+2. Edit them with Vi editor
   - `vi ~/install_graylog.sh`
+  - `vi ~/graylog_variables.cfg`
 3. In Vi console
   * Press `<i>` to go in edit mode,
-  * Paste content from [Github](https://github.com/mikael-andre/Graylog/blob/master/install_graylog.sh),
+  * Paste content from the following URL : [Github](https://raw.githubusercontent.com/mikael-andre/Graylog/master/install_graylog.sh),
   * Press `<ESCAPE>` to exit edit mode,
-  * Type `:x` and press `<ENTER>` to save and close file
+  * Type `:x` and press `<ENTER>` to save and close file,
+  * For content of `~/graylog_variables.cfg` file, use the following URL : [Github](https://raw.githubusercontent.com/mikael-andre/Graylog/master/graylog_variables.cfg)
 4. Give execute rights on install script
   - `chmod +x ~/install_graylog.sh`
-5. Launch it with the following command
-  - `~/install_graylog.sh`
+5. Launch it with one of the following commands
+  - `~/install_graylog.sh -i` to execute in interactive mode
+  or
+  - `~/install_graylog.sh -a ~/graylog_variables.cfg` to execute in auto mode
 
 ## Contact
 Feel free to contact me by mail or Github if you have any issues or suggestions.