JVM 参数可配置

pigx-visual/pigx-codegen/Dockerfile

@@ -3,6 +3,7 @@ FROM pig4cloud/java:8-jre
 MAINTAINER wangiegie@gmail.com
 
 ENV TZ=Asia/Shanghai
+ENV JAVA_OPTS="-Xms128m -Xmx256m -Djava.security.egd=file:/dev/./urandom"
 
 RUN ln -sf /usr/share/zoneinfo/$TZ /etc/localtime && echo $TZ > /etc/timezone
 
@@ -14,4 +15,4 @@ EXPOSE 5003
 
 ADD ./target/pigx-codegen.jar ./
 
-CMD sleep 120;java -Xms128m -Xmx256m -Djava.security.egd=file:/dev/./urandom -jar pigx-codegen.jar
+CMD sleep 120;java $JAVA_OPTS -jar pigx-codegen.jar