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《一线大厂Java面试题解析+后端开发学习笔记+最新架构讲解视频+实战项目源码讲义》

【docs.qq.com/doc/DSmxTbFJ1cmN1R2dB】 完整内容开源分享

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${LOG_HOME}/server.%d{yyyy-MM-dd}.log

30

%d{yyyy-MM-dd HH:mm:ss.SSS} [%thread] %-5level %logger{50} - %msg%n

10MB

3.项目打包

将项目打成一个jar包

二、集群环境搭建

---

部署环境：需要安装 jdk1.8，正确配置环境变量。

注意：需要关闭 linux 的防火墙，或者是开放 8761 端口

1.上传实例

在/usr/local/创建一个 eureka 的目录

将项目的 jar 包拷贝到/usr/local/eureka

2.编写一个启动脚本文件

项目名称:替换为 jar包名称

配置文件变量名称:替换为对应的 eureka1和eureka2

#!/bin/bash

cd dirname $0

CUR_SHELL_DIR=pwd

CUR_SHELL_NAME=basename ${BASH_SOURCE}

JAR_NAME=“项目名称”

JAR_PATH= C U R S H E L L D I R / CUR_SHELL_DIR/ CURS​HELLD​IR/JAR_NAME

#JAVA_MEM_OPTS=" -server -Xms1024m -Xmx1024m -XX:PermSize=128m"

JAVA_MEM_OPTS=""

SPRING_PROFILES_ACTIV="-Dspring.profiles.active=配置文件变量名称"

#SPRING_PROFILES_ACTIV=""

LOG_DIR=$CUR_SHELL_DIR/logs

LOG_PATH= L O G D I R / LOG_DIR/ LOGD​IR/{JAR_NAME%…log

echo_help()

{

echo -e “syntax: sh $CUR_SHELL_NAME start|stop”

}

if [ -z $1 ];then

echo_help

exit 1

fi

if [ ! -d “$LOG_DIR” ];then

mkdir “$LOG_DIR”

fi

if [ ! -f “$LOG_PATH” ];then

touch “$LOG_DIR”

fi

if [ “$1” == “start” ];then

check server

PIDS=ps --no-heading -C java -f --width 1000 | grep $JAR_NAME | awk '{print $2}'

if [ -n “$PIDS” ]; then

echo -e “ERROR: The $JAR_NAME already started and the PID is ${PIDS}.”

exit 1

fi

echo “Starting the $JAR_NAME…”

start

nohup java $JAVA_MEM_OPTS -jar $SPRING_PROFILES_ACTIV $JAR_PATH >> $LOG_PATH 2>&1 &

COUNT=0

while [ $COUNT -lt 1 ]; do

sleep 1

COUNT=ps --no-heading -C java -f --width 1000 | grep "$JAR_NAME" | awk '{print $2}' | wc -l

if [ $COUNT -gt 0 ]; then

break

fi

done

PIDS=ps --no-heading -C java -f --width 1000 | grep "$JAR_NAME" | awk '{print $2}'

echo “${JAR_NAME} Started and the PID is ${PIDS}.”

echo “You can check the log file in ${LOG_PATH} for details.”

elif [ “$1” == “stop” ];then

PIDS=ps --no-heading -C java -f --width 1000 | grep $JAR_NAME | awk '{print $2}'

if [ -z “$PIDS” ]; then

echo “ERROR:The $JAR_NAME does not started!”

exit 1

fi

echo -e “Stopping the $JAR_NAME…”

for PID in $PIDS; do

kill $PID > /dev/null 2>&1

done

COUNT=0

while [ $COUNT -lt 1 ]; do

sleep 1

COUNT=1

for PID in $PIDS ; do

PID_EXIST=ps --no-heading -p $PID

if [ -n “$PID_EXIST” ]; then

COUNT=0

break

fi

done

done