50 lines
2.6 KiB
Bash
50 lines
2.6 KiB
Bash
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#!/bin/sh
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#cp /etc/hosts /etc/hosts.temp
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# 初始化环境变量（设置默认值，避免空变量）
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APP_NAME=${APP_NAME:-"default-springboot-app"} # 默认服务名
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SKYWALKING_SERVER=${SKYWALKING_SERVER:-"localhost:11800"} # 默认SkyWalking服务地址
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ENV_APP_PRO_FILE=${ENV_APP_PRO_FILE:-"test"} # 默认环境为test
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# 初始化Java启动参数（包含是否使用-server模式）
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java_base="java -javaagent:/opt/agent/skywalking-agent.jar -Dskywalking.agent.service_name=$APP_NAME"
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export java_base="$java_base -Dskywalking.collector.backend_service=$SKYWALKING_SERVER"
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java_start="$java_base -jar"
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# 根据环境变量区分开发/生产环境配置
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if [ "$ENV_APP_PRO_FILE" = "prod" ]; then
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# 生产环境JVM参数
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export JAVA_OPTS="-Xms1024m -Xmx4096m -Xmn512m -Xss512k -XX:MetaspaceSize=256m -XX:MaxMetaspaceSize=512m"
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export JAVA_OPTS="$JAVA_OPTS -XX:+UseG1GC -XX:G1HeapRegionSize=32m -XX:G1ReservePercent=20"
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export JAVA_OPTS="$JAVA_OPTS -XX:MaxGCPauseMillis=500 -XX:G1MixedGCCountTarget=10"
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export JAVA_OPTS="$JAVA_OPTS -verbose:gc -Xloggc:/var/log/app/gc.log -XX:+PrintGCDetails -XX:+PrintGCTimeStamps -XX:+PrintGCDateStamps"
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export JAVA_OPTS="$JAVA_OPTS -XX:+UseGCLogFileRotation -XX:NumberOfGCLogFiles=10 -XX:GCLogFileSize=100M"
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# 生产环境使用-server模式
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java_start="$java_base -jar -server"
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else
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# 开发环境JVM参数
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export JAVA_OPTS="-Xms512m -Xmx1024m -Xmn256m -Xss256k -XX:MetaspaceSize=128m -XX:MaxMetaspaceSize=256m"
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export JAVA_OPTS="$JAVA_OPTS -XX:+UseConcMarkSweepGC -XX:+UseParNewGC"
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export JAVA_OPTS="$JAVA_OPTS -XX:+CMSParallelRemarkEnabled -XX:+CMSClassUnloadingEnabled -XX:CMSMaxAbortablePrecleanTime=5000"
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export JAVA_OPTS="$JAVA_OPTS -XX:CMSInitiatingOccupancyFraction=80 -XX:+UseCMSInitiatingOccupancyOnly"
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export JAVA_OPTS="$JAVA_OPTS -verbose:gc -Xloggc:./logs/gc.log -XX:+PrintGCDetails -XX:+PrintGCTimeStamps -XX:+PrintGCDateStamps"
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# 开发环境开启远程调试
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export JAVA_OPTS="$JAVA_OPTS -Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=n,address=5005"
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fi
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# 公共配置（编码、时区等）
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export JAVA_OPTS="$JAVA_OPTS -Dfile.encoding=UTF-8 -Dconsole.encoding=UTF-8"
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export JAVA_OPTS="$JAVA_OPTS -Djava.awt.headless=true"
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export JAVA_OPTS="$JAVA_OPTS -Duser.language=zh -Duser.country=CN -Duser.timezone=Asia/Shanghai"
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# SpringBoot 环境配置
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export JAVA_OPTS="$JAVA_OPTS -Dspring.profiles.active=$ENV_APP_PRO_FILE"
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# 输出启动参数
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echo "启动参数：$java_start $JAVA_OPTS $ENV_APP_FILE_PATH"
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# 执行启动命令（用双引号包裹每个变量）
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exec $java_start $JAVA_OPTS $ENV_APP_FILE_PATH
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