Merge pull request #198 from StratosBlue/master

use openjdk:8-jre-slim as base image

build/Dockerfile.Slim

@@ -0,0 +1,49 @@
+FROM amd64/buildpack-deps:buster-curl as installer
+
+ARG NACOS_VERSION=2.0.2
+ARG HOT_FIX_FLAG=""
+
+RUN set -x \
+    && curl -SL --output /var/tmp/nacos-server.tar.gz https://github.com/alibaba/nacos/releases/download/${NACOS_VERSION}${HOT_FIX_FLAG}/nacos-server-${NACOS_VERSION}.tar.gz \
+    && tar -xzvf /var/tmp/nacos-server.tar.gz -C /home \
+    && rm -rf /var/tmp/nacos-server.tar.gz /home/nacos/bin/* /home/nacos/conf/*.properties /home/nacos/conf/*.example /home/nacos/conf/nacos-mysql.sql
+
+FROM openjdk:8-jre-slim
+
+# set environment
+ENV MODE="cluster" \
+    PREFER_HOST_MODE="ip"\
+    BASE_DIR="/home/nacos" \
+    CLASSPATH=".:/home/nacos/conf:$CLASSPATH" \
+    CLUSTER_CONF="/home/nacos/conf/cluster.conf" \
+    FUNCTION_MODE="all" \
+    NACOS_USER="nacos" \
+    JAVA="/usr/local/openjdk-8/bin/java" \
+    JVM_XMS="1g" \
+    JVM_XMX="1g" \
+    JVM_XMN="512m" \
+    JVM_MS="128m" \
+    JVM_MMS="320m" \
+    NACOS_DEBUG="n" \
+    TOMCAT_ACCESSLOG_ENABLED="false" \
+    TZ="Asia/Shanghai"
+
+WORKDIR $BASE_DIR
+
+# copy nacos bin
+COPY --from=installer ["/home/nacos", "/home/nacos"]
+
+ADD bin/docker-startup.sh bin/docker-startup.sh
+ADD conf/application.properties conf/application.properties
+ADD init.d/custom.properties init.d/custom.properties
+
+# set startup log dir
+RUN mkdir -p logs \
+    && cd logs \
+    && touch start.out \
+    && ln -sf /dev/stdout start.out \
+    && ln -sf /dev/stderr start.out
+RUN chmod +x bin/docker-startup.sh
+
+EXPOSE 8848
+ENTRYPOINT ["bin/docker-startup.sh"]