Java (7): Project Deployment

Run container

$ docker run -d -p 8001:8001 -p 8081:8081 -p 8082:8082 --name=local_centos --privileged=true -it centos /usr/sbin/init
$ docker exec -it local_centos /bin/bash

Solve the problems encountered by yum command in Centos8

/etc/yum.repos.dUpdate the source in and use vault.centos.orginsteadmirror.centos.org

$ sed -i -e "s|mirrorlist=|#mirrorlist=|g" /etc/yum.repos.d/CentOS-*
$ sed -i -e "s|#baseurl=http://mirror.centos.org|baseurl=http://vault.centos.org|g" /etc/yum.repos.d/CentOS-*

Package project

Copy .jarto container

$ docker cp ./eureka-server-0.0.1-SNAPSHOT.jar local_centos:/home/server/
$ docker cp ./service-01-0.0.1-SNAPSHOT.jar local_centos:/home/server/
$ docker cp ./service-02-0.0.1-SNAPSHOT.jar local_centos:/home/server/

Install jdk

$ yum search java-1.8.0-openjdk
$ yum install java-1.8.0-openjdk.x86_64 -y
$ java -version

Background process.jar

$ java -jar /home/server/eureka-server-0.0.1-SNAPSHOT.jar &
$ java -jar /home/server/service-01-0.0.1-SNAPSHOT.jar &
$ java -jar /home/server/service-02-0.0.1-SNAPSHOT.jar &

Run in the background .jarand enter logs

$ nohup java -jar /home/server/eureka-server-0.0.1-SNAPSHOT.jar > logs/debug8001.log 2>&1 &
$ nohup java -jar /home/server/service-01-0.0.1-SNAPSHOT.jar > logs/debug8081.log 2>&1 &
$ nohup java -jar /home/server/service-02-0.0.1-SNAPSHOT.jar > logs/debug8082.log 2>&1 &

View logs in real time

$ tail -100f logs/debug.log

View/kill running programs

$ ps -ef|grep java
$ ps -aux|grep java # aux显示所有状态
$ kill -9 PID

Directory Structure

Log configuration

pom.xml

<dependency>
    <groupId>org.slf4j</groupId>
    <artifactId>slf4j-api</artifactId>
    <version>1.7.36</version>
</dependency>
<dependency>
    <groupId>ch.qos.logback</groupId>
    <artifactId>logback-classic</artifactId>
    <version>1.2.11</version>
</dependency>

resources/application.yml

logging:
  config: classpath:logback-spring.xml
  level:
    com.example.demo: trace

resources/logback-spring.xml

<?xml version="1.0" encoding="UTF-8"?>
<configuration>

    <include resource="org/springframework/boot/logging/logback/defaults.xml"/>

    <appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
        <encoder>
            <pattern>${CONSOLE_LOG_PATTERN}</pattern>
        </encoder>
    </appender>

    <root level="debug">
        <appender-ref ref="STDOUT"/>
    </root>

</configuration>