Add support for overriding MaxViewRadius in config.json

Author: zuedev

README.md

@@ -56,6 +56,7 @@ The following environment variables can be used to configure the Hytale server:
 | `HYTALE_SERVER_PORT`           | `5520`               | Port the server binds to                    |
 | `HYTALE_PARAMETERS`            | _(see below)_        | Override all JVM/server parameters          |
 | `HYTALE_ADDITIONAL_PARAMETERS` | _(none)_             | Append additional parameters to the default |
+| `HYTALE_MAX_VIEW_RADIUS`       | _(none)_             | Override `MaxViewRadius` in `config.json`   |
 
 ### Example with Custom Memory Settings
 

entrypoint.sh

@@ -38,5 +38,9 @@ else
     echo "No Hytale server zip file found to unzip."
 fi
 
+if [ -f /app/Hytale/config.json ] && [ -n "$HYTALE_MAX_VIEW_RADIUS" ]; then
+    sed -i "s/\"MaxViewRadius\"[[:space:]]*:[[:space:]]*[0-9.]\+/\"MaxViewRadius\": $HYTALE_MAX_VIEW_RADIUS/" /app/Hytale/config.json
+fi
+
 # Start the Hytale server
 exec java $HYTALE_PARAMETERS