SpringCloudAlibaba微服务docker容器打包和部署示例实战

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张三
张三 2022-04-19 22:58:09
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SpringCloudAlibaba微服务docker容器打包和部署示例实战

SpringCloudAlibaba微服务docker容器打包和部署示例实战 本篇以SpringCloudAlibaba框架创建库存微服务和订单微服务的服务注册与发现的例子,从Dockerfile文件的编写到Docker-Compose文件编写,引入io.fabric8的docker-maven-plugin实现maven打包、生成镜像和推送的内网Harbor仓库,最后通过启动脚本启动容器和测试

概述

我们使用前面《SpringCloudAlibaba注册中心与配置中心之利器Nacos实战与源码分析(中)》的两个微服务示例,分别是库存微服务和订单微服务,基于Nacos注册中心和配置中心的使用,前面Nacos我们已基于dock-compose方式部署,我们增加配置数据,这里我们暂时也不把数据打包进去,各位可以直接将容器以dokcer export方式导入为镜像,微服务使用订单、库存MySQL数据库暂时也不单独做成镜像,各位可以做成SQL脚本执行导入方式。

整体工程结构

  • docker目录docker compose编排脚本目录
    • bin目录:包含初始化脚本、启动脚本、停止脚本、更新脚本
    • env目录:存在为微服务环境变量
    • yaml目录:存在全局环境脚本变量、微服务docker-compose脚本
  • 库存微服务
    • bin目录:存在微服务启动脚本
    • conf目录:存在启动配置文件和日志配置文件
    • Dockerfile文件
  • 订单微服务
    • bin目录:存在微服务启动脚本
    • conf目录:存在启动配置文件和日志配置文件
    • Dockerfile文件

image-20220419112440637

库存微服务

编写配置文件

bootstrap.yml

spring:  application:    name: ecom-storage-service  profiles:    active: ${SPRING_PROFILES_ACTIVE:"dev"}  main:    allow-circular-references: true  cloud:    nacos:      # 注册中心信息放在配置中心上,每个程序一般只配置配置中心的信息      server-addr: ${NACOS_CONFIG_SERVER:"192.168.50.95:8848"}      config:        server-addr: ${spring.cloud.nacos.server-addr}        file-extension: yaml        namespace: ${NACOS_CONFIG_NAMESPACE:"a2b1a5b7-d0bc-48e8-ab65-04695e61db01"}        group: ${NACOS_CONFIG_GROUP:"storage-group"}        extension-configs:          - dataId: extension-priority-dev.yaml            group: extension-group            refresh: true          - dataId: commons-dev.yaml            group: commons-group            refresh: true        shared-configs:          - dataId: shared-priority-dev.yaml            group: shared-group            refresh: true        username: itsx        password: itxs123        enabled: true # 默认为true,设置false 来完全关闭 Spring Cloud Nacos Config        refresh-enabled: true # 默认为true,当变更配置时,应用程序中能够获取到最新的值,设置false来关闭动态刷新,我们使用注册中心场景大部分就是动态感知,因此基本使用默认的

logback.xml

<?xml version="1.0" encoding="UTF-8" ?><configuration debug="false">    <!--定义日志文件的存储地址 勿在 LogBack 的配置中使用相对路径-->    <springProperty scope="context" name="APP_HOME" source="spring.application.name"/>    <property name="LOG_HOME" value="${LOG_PATH:-.}" />    <!-- 控制台输出设置 -->    <!-- 彩色日志格式,magenta:洋红,boldMagenta:粗红,yan:青色,·?══> -->    <property name="CONSOLE_LOG_PATTERN" value="%boldMagenta([%d{yyyy-MM-dd HH:mm:ss.SSS}]) %cyan([%X{requestId}]) %boldMagenta(%-5level) %blue(%logger{15}) %red([%thread]) %magenta(·?══>) %cyan(%msg%n)"/>    <appender name="CONSOLE" >        <encoder>            <pattern>${CONSOLE_LOG_PATTERN}</pattern>            <charset>utf8</charset>        </encoder>    </appender>    <!-- 按天输出日志设置 -->    <appender name="DAY_FILE" >        <rollingPolicy >            <!-- 日志文件输出的文件名 -->            <FileNamePattern>${LOG_HOME}/%d{yyyy-MM-dd}_${APP_HOME}.%i.log</FileNamePattern>            <!-- 日志文件保留天数 -->            <MaxHistory>7</MaxHistory>            <timeBasedFileNamingAndTriggeringPolicy >                <maxFileSize>50MB</maxFileSize>            </timeBasedFileNamingAndTriggeringPolicy>        </rollingPolicy>        <filter >            <level>INFO</level>             <!-- 设置拦截的对象为INFO级别日志 -->            <onMatch>ACCEPT</onMatch>       <!-- 当遇到了INFO级别时,启用改段配置 -->            <onMismatch>DENY</onMismatch>   <!-- 没有遇到INFO级别日志时,屏蔽改段配置 -->        </filter>        <encoder >            <!-- 格式化输出:%d表示日期,%thread表示线程名,%-5level:级别从左显示5个字符宽度%msg:日志消息,%n是换行符 -->            <pattern>%d{yyyy-MM-dd HH:mm:ss.SSS} [%thread] %-5level %logger{50} - %msg%n</pattern>        </encoder>    </appender>    <!-- 按天输出WARN级别日志设置 -->    <appender name="DAY_WARN_FILE" >        <rollingPolicy >            <!-- 日志文件输出的文件名 -->            <FileNamePattern>${LOG_HOME}/%d{yyyy-MM-dd}_${APP_HOME}_warn.%i.log</FileNamePattern>            <!-- 日志文件保留天数 -->            <MaxHistory>7</MaxHistory>            <timeBasedFileNamingAndTriggeringPolicy >                <maxFileSize>50MB</maxFileSize>            </timeBasedFileNamingAndTriggeringPolicy>        </rollingPolicy>        <filter >            <level>WARN</level>             <!-- 设置拦截的对象为INFO级别日志 -->            <onMatch>ACCEPT</onMatch>       <!-- 当遇到了INFO级别时,启用改段配置 -->            <onMismatch>DENY</onMismatch>   <!-- 没有遇到INFO级别日志时,屏蔽改段配置 -->        </filter>        <encoder >            <!-- 格式化输出:%d表示日期,%thread表示线程名,%-5level:级别从左显示5个字符宽度%msg:日志消息,%n是换行符 -->            <pattern>%d{yyyy-MM-dd HH:mm:ss.SSS} [%thread] %-5level %logger{50} - %msg%n</pattern>        </encoder>    </appender>    <!-- 按天输出ERROR级别日志设置 -->    <appender name="DAY_ERROR_FILE" >        <rollingPolicy >            <!-- 日志文件输出的文件名 -->            <FileNamePattern>${LOG_HOME}/%d{yyyy-MM-dd}_${APP_HOME}_error.%i.log</FileNamePattern>            <!-- 日志文件保留天数 -->            <MaxHistory>7</MaxHistory>            <timeBasedFileNamingAndTriggeringPolicy >                <maxFileSize>50MB</maxFileSize>            </timeBasedFileNamingAndTriggeringPolicy>        </rollingPolicy>        <filter >            <level>ERROR</level>            <!-- 设置拦截的对象为ERROR级别日志 -->            <onMatch>ACCEPT</onMatch>       <!-- 当遇到了ERROR级别时,启用改段配置 -->            <onMismatch>DENY</onMismatch>   <!-- 没有遇到ERROR级别日志时,屏蔽改段配置 -->        </filter>        <encoder >            <!-- 格式化输出:%d表示日期,%thread表示线程名,%-5level:级别从左显示5个字符宽度%msg:日志消息,%n是换行符 -->            <pattern>%d{yyyy-MM-dd HH:mm:ss.SSS} [%thread] %-5level %logger{50} - %msg%n</pattern>        </encoder>    </appender>    <!-- 日志输出级别,OFF level > FATAL > ERROR > WARN > INFO > DEBUG > ALL level -->    <logger name="com.sand" level="INFO"/>    <logger name="com.apache.ibatis" level="INFO"/>    <logger name="java.sql.Statement" level="INFO"/>    <logger name="java.sql.Connection" level="INFO"/>    <logger name="java.sql.PreparedStatement" level="INFO"/>    <logger name="org.springframework" level="WARN"/>    <logger name="com.baomidou.mybatisplus" level="WARN"/>    <!-- 开发环境:打印控制台和输出到文件 -->    <springProfile name="dev">        <root level="INFO">            <appender-ref ref="CONSOLE"/>            <appender-ref ref="DAY_FILE"/>            <appender-ref ref="DAY_WARN_FILE"/>            <appender-ref ref="DAY_ERROR_FILE"/>        </root>    </springProfile>    <!-- 生产环境:打印控制台和输出到文件 -->    <springProfile name="pro">        <root level="INFO">            <appender-ref ref="CONSOLE"/>            <appender-ref ref="DAY_FILE"/>            <appender-ref ref="DAY_WARN_FILE"/>            <appender-ref ref="DAY_ERROR_FILE"/>        </root>    </springProfile></configuration>

制作Docker启动脚本

docker-startup.sh

#!/bin/bashset -xexport CUSTOM_SEARCH_NAMES="application,custom"export CUSTOM_SEARCH_LOCATIONS=${BASE_DIR}/init.d/,file:${BASE_DIR}/conf/JAVA_OPT="${JAVA_OPT} -Dsimple_ecommerce.home=${BASE_DIR}"JAVA_OPT="${JAVA_OPT} -jar ${BASE_DIR}/target/ecom-storage-service.jar"JAVA_OPT="${JAVA_OPT} ${JAVA_OPT_EXT}"JAVA_OPT="${JAVA_OPT} --spring.config.additional-location=${CUSTOM_SEARCH_LOCATIONS}"JAVA_OPT="${JAVA_OPT} --spring.config.name=${CUSTOM_SEARCH_NAMES}"JAVA_OPT="${JAVA_OPT} --logging.config=${BASE_DIR}/conf/logback.xml"JAVA_OPT="${JAVA_OPT} --logging.file.path=${BASE_DIR}/logs/"JAVA_OPT="${JAVA_OPT} --spring.config.location=${BASE_DIR}/conf/bootstrap.yml"JAVA_OPT="${JAVA_OPT} --server.max-http-header-size=524288"echo "ecom-storage-service is starting, you can docker logs your container"exec $JAVA ${JAVA_OPT}

制作Dockerfile文件

Dockerfile文件

FROM java:8MAINTAINER itxs "107734588@qq.com"ARG ECOM_STORAGE_SERVICE_VERSION=1.0ARG ECOM_STORAGE_SERVICE_DIR="ecom-storage-service"ARG ECOM_STORAGE_SERVICE_PACKAGE="ecom-storage-service-$ECOM_STORAGE_SERVICE_VERSION.jar"ARG ECOM_STORAGE_SERVICE_PROGRAM="ecom-storage-service.jar"# set environmentENV BASE_DIR="/home/simple_ecommerce/${ECOM_STORAGE_SERVICE_DIR}" \    CLASSPATH=".:/home/simple_ecommerce/${ECOM_STORAGE_SERVICE_DIR}/conf:$CLASSPATH" \    JAVA_HOME="/usr/lib/jvm/java-8-openjdk-amd64" \    JAVA="/usr/lib/jvm/java-8-openjdk-amd64/bin/java" \    JAVA_OPT_EXT="${JAVA_OPT_EXT}" \    TIME_ZONE="Asia/Shanghai"WORKDIR $BASE_DIRADD ./target/$ECOM_STORAGE_SERVICE_PACKAGE target/$ECOM_STORAGE_SERVICE_PROGRAMRUN ln -snf /usr/share/zoneinfo/$TIME_ZONE /etc/localtime && echo $TIME_ZONE > /etc/timezoneADD bin/docker-startup.sh bin/docker-startup.shADD conf/bootstrap.yml conf/bootstrap.ymlADD conf/logback.xml conf/logback.xmlRUN mkdir -p init.d# set startup log dirRUN mkdir -p logs \        && cd logs \        && touch start.out \        && ln -sf /dev/stdout start.out \        && ln -sf /dev/stderr start.outRUN chmod +x bin/docker-startup.shEXPOSE 4080ENTRYPOINT ["bin/docker-startup.sh"]

打包配置

库存微服务pom文件添加docker-maven-plugin

<?xml version="1.0" encoding="UTF-8"?><project xmlns="http://maven.apache.org/POM/4.0.0"         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">    <parent>        <artifactId>simple-ecommerce</artifactId>        <groupId>cn.itxs</groupId>        <version>1.0</version>    </parent>    <modelVersion>4.0.0</modelVersion>    <artifactId>ecom-storage-service</artifactId>    <packaging>jar</packaging>    <version>1.0</version>    <name>ecom-storage-service</name>    <description>a simple electronic commerce platform demo tutorial for storage service</description>    <dependencies>        <dependency>            <groupId>cn.itxs</groupId>            <artifactId>ecom-commons</artifactId>        </dependency>        <dependency>            <groupId>org.projectlombok</groupId>            <artifactId>lombok</artifactId>            <scope>provided</scope>        </dependency>    </dependencies>    <build>        <plugins>            <plugin>                <groupId>org.springframework.boot</groupId>                <artifactId>spring-boot-maven-plugin</artifactId>                <configuration>                    <!-- 指定该Main Class为全局的唯一入口 -->                    <mainClass>cn.itxs.ecom.storage.StorageServiceApplication</mainClass>                    <layout>ZIP</layout>                </configuration>                <executions>                    <execution>                        <goals>                            <goal>repackage</goal><!--可以把依赖的包都打包到生成的Jar包中-->                        </goals>                    </execution>                </executions>            </plugin>            <plugin>                <groupId>io.fabric8</groupId>                <artifactId>docker-maven-plugin</artifactId>                <version>0.39.1</version>                <configuration>                    <authConfig>                        <!-- registry服务的认证-->                        <username>admin</username>                        <password>admin12345</password>                    </authConfig>                    <images>                        <image>                            <!-- 指定image的名字(包含registry地址)-->                            <name>simple_ecommerce/${project.name}:${project.version}</name>                            <!--registry地址,用于推送,拉取镜像-->                            <registry>registry.itxs.cn</registry>                            <!-- 别名为master,不关键-->                            <alias>master</alias>                            <build>                                <!-- 指定dockerfile文件的位置-->                                <dockerFile>${project.basedir}/Dockerfile</dockerFile>                                <buildOptions>                                    <!-- 网络的配置,与宿主主机共端口号-->                                    <network>host</network>                                </buildOptions>                            </build>                        </image>                    </images>                </configuration>                <executions>                    <execution>                        <id>docker-exec</id>                        <!-- 绑定mvn install阶段,当执行mvn install时 就会执行docker build 和docker push-->                        <phase>install</phase>                        <goals>                            <goal>build</goal>                            <goal>push</goal>                        </goals>                    </execution>                </executions>            </plugin>        </plugins>    </build></project>

可以看到库存微服务pom文件添加docker-maven-plugin,mvn install阶段,当执行mvn install时 就会执行docker build 和docker push,我们前面也介绍Docker Harbor私有仓库的部署,可以通过插件直接推送内网的Harbor私有仓库里。

订单微服务

编写配置文件

bootstrap.yml

spring:  application:    name: ecom-order-service  profiles:    active: dev  main:    allow-circular-references: true  cloud:    # 负载均衡器缓存    loadbalancer:      cache:        enabled: true        caffeine:          spec: initialCapacity=500,expireAfterWrite=5s    nacos:      # 注册中心信息放在配置中心上,每个程序一般只配置配置中心的信息      server-addr: ${NACOS_CONFIG_SERVER:"192.168.50.95:8848"}      config:        server-addr: ${spring.cloud.nacos.server-addr}        file-extension: yaml        namespace: ${NACOS_CONFIG_NAMESPACE:"a2b1a5b7-d0bc-48e8-ab65-04695e61db01"}        group: ${NACOS_CONFIG_GROUP:"order-group"}        username: itsx        password: itxs123        extension-configs:          - dataId: commons-dev.yaml            group: commons-group            refresh: true        enabled: true # 默认为true,设置false 来完全关闭 Spring Cloud Nacos Config        refresh-enabled: true # 默认为true,当变更配置时,应用程序中能够获取到最新的值,设置false来关闭动态刷新,我们使用注册中心场景大部分就是动态感知,因此基本使用默认的

制作Docker启动脚本

docker-startup.sh

#!/bin/bashset -xexport CUSTOM_SEARCH_NAMES="application,custom"export CUSTOM_SEARCH_LOCATIONS=${BASE_DIR}/init.d/,file:${BASE_DIR}/conf/JAVA_OPT="${JAVA_OPT} -Dsimple_ecommerce.home=${BASE_DIR}"JAVA_OPT="${JAVA_OPT} -jar ${BASE_DIR}/target/ecom-order-service.jar"JAVA_OPT="${JAVA_OPT} ${JAVA_OPT_EXT}"JAVA_OPT="${JAVA_OPT} --spring.config.additional-location=${CUSTOM_SEARCH_LOCATIONS}"JAVA_OPT="${JAVA_OPT} --spring.config.name=${CUSTOM_SEARCH_NAMES}"JAVA_OPT="${JAVA_OPT} --logging.config=${BASE_DIR}/conf/logback.xml"JAVA_OPT="${JAVA_OPT} --logging.file.path=${BASE_DIR}/logs/"JAVA_OPT="${JAVA_OPT} --spring.config.location=${BASE_DIR}/conf/bootstrap.yml"JAVA_OPT="${JAVA_OPT} --server.max-http-header-size=524288"echo "ecom-order-service is starting, you can docker logs your container"exec $JAVA ${JAVA_OPT}

制作Dockerfile文件

Dockerfile文件

FROM java:8MAINTAINER itxs "107734588@qq.com"ARG ECOM_ORDER_SERVICE_VERSION=1.0ARG ECOM_ORDER_SERVICE_DIR="ecom-order-service"ARG ECOM_ORDER_SERVICE_PACKAGE="ecom-order-service-$ECOM_ORDER_SERVICE_VERSION.jar"ARG ECOM_ORDER_SERVICE_PROGRAM="ecom-order-service.jar"# set environmentENV BASE_DIR="/home/simple_ecommerce/${ECOM_ORDER_SERVICE_DIR}" \    CLASSPATH=".:/home/simple_ecommerce/${ECOM_ORDER_SERVICE_DIR}/conf:$CLASSPATH" \    JAVA_HOME="/usr/lib/jvm/java-8-openjdk-amd64" \    JAVA="/usr/lib/jvm/java-8-openjdk-amd64/bin/java" \    JAVA_OPT_EXT="${JAVA_OPT_EXT}" \    TIME_ZONE="Asia/Shanghai"WORKDIR $BASE_DIRADD ./target/$ECOM_ORDER_SERVICE_PACKAGE target/$ECOM_ORDER_SERVICE_PROGRAMRUN ln -snf /usr/share/zoneinfo/$TIME_ZONE /etc/localtime && echo $TIME_ZONE > /etc/timezoneADD bin/docker-startup.sh bin/docker-startup.shADD conf/bootstrap.yml conf/bootstrap.ymlADD conf/logback.xml conf/logback.xmlRUN mkdir -p init.d# set startup log dirRUN mkdir -p logs \        && cd logs \        && touch start.out \        && ln -sf /dev/stdout start.out \        && ln -sf /dev/stderr start.outRUN chmod +x bin/docker-startup.shEXPOSE 4070ENTRYPOINT ["bin/docker-startup.sh"]

打包配置

订单微服务pom文件添加docker-maven-plugin

<?xml version="1.0" encoding="UTF-8"?><project xmlns="http://maven.apache.org/POM/4.0.0"         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">    <parent>        <artifactId>simple-ecommerce</artifactId>        <groupId>cn.itxs</groupId>        <version>1.0</version>    </parent>    <modelVersion>4.0.0</modelVersion>    <artifactId>ecom-order-service</artifactId>    <packaging>jar</packaging>    <version>1.0</version>    <name>ecom-order-service</name>    <description>a simple electronic commerce platform demo tutorial for order service</description>    <dependencies>        <dependency>            <groupId>cn.itxs</groupId>            <artifactId>ecom-commons</artifactId>        </dependency>        <dependency>            <groupId>org.projectlombok</groupId>            <artifactId>lombok</artifactId>            <scope>provided</scope>        </dependency>        <dependency>            <groupId>com.github.ben-manes.caffeine</groupId>            <artifactId>caffeine</artifactId>            <version>3.0.6</version>        </dependency>    </dependencies>    <build>        <plugins>            <plugin>                <groupId>org.springframework.boot</groupId>                <artifactId>spring-boot-maven-plugin</artifactId>                <configuration>                    <!-- 指定该Main Class为全局的唯一入口 -->                    <mainClass>cn.itxs.ecom.order.OrderServiceApplication</mainClass>                    <layout>ZIP</layout>                </configuration>                <executions>                    <execution>                        <goals>                            <goal>repackage</goal><!--可以把依赖的包都打包到生成的Jar包中-->                        </goals>                    </execution>                </executions>            </plugin>            <plugin>                <groupId>io.fabric8</groupId>                <artifactId>docker-maven-plugin</artifactId>                <version>0.39.1</version>                <configuration>                    <authConfig>                        <!-- registry服务的认证-->                        <username>admin</username>                        <password>admin12345</password>                    </authConfig>                    <images>                        <image>                            <!-- 指定image的名字(包含registry地址)-->                            <name>simple_ecommerce/${project.name}:${project.version}</name>                            <!--registry地址,用于推送,拉取镜像-->                            <registry>registry.itxs.cn</registry>                            <!-- 别名为master,不关键-->                            <alias>master</alias>                            <build>                                <!-- 指定dockerfile文件的位置-->                                <dockerFile>${project.basedir}/Dockerfile</dockerFile>                                <buildOptions>                                    <!-- 网络的配置,与宿主主机共端口号-->                                    <network>host</network>                                </buildOptions>                            </build>                        </image>                    </images>                </configuration>                <executions>                    <execution>                        <id>docker-exec</id>                        <!-- 绑定mvn install阶段,当执行mvn install时 就会执行docker build 和docker push-->                        <phase>install</phase>                        <goals>                            <goal>build</goal>                            <goal>push</goal>                        </goals>                    </execution>                </executions>            </plugin>        </plugins>    </build></project>

上面订单微服务pom文件添加docker-maven-plugin,mvn install阶段,当执行mvn install时 就会执行docker build 和docker push,我们前面也介绍Docker Harbor私有仓库的部署,可以通过插件直接推送内网的Harbor私有仓库里。

打包

# 由于需要进行docker build 和docker push,打包机器需要安装docker,直接执行mvn clean install 即可,如果需要单独mvn clean install# 如果是单独针对库存微服务只进行docker build,可以进入库存微服务目录mvn clean package docker:bulid

docker build两个微服务的镜像文件如下,这个是我单独docker build没有push.如果install的话上传内网Harbor仓库本地先生成镜像,然后再上传最后删除本地的镜像。

image-20220419152731637

部署

env目录

订单微服务环境变量ecom-order-service.env,这里NACOS_CONFIG_SERVER简单先用地址,如果是在单个宿主机或者K8s环境下,并且在同个容器网络内可以直接使用容器名,可不需要Nacos地址配置,这里我们就先用暴露宿主机端口,先重点放在两个微服务容器上。

SPRING_PROFILES_ACTIVE=devNACOS_CONFIG_SERVER=192.168.50.95:8848NACOS_CONFIG_NAMESPACE=a2b1a5b7-d0bc-48e8-ab65-04695e61db01NACOS_CONFIG_GROUP=order-groupJAVA_OPT_EXT="-XX:+PrintGCDetails -XX:+PrintGCDateStamps -Xms1024m -Xmx1024m -Xmn1024m -XX:-UseAdaptiveSizePolicy -XX:SurvivorRatio=4 -XX:+UseParNewGC -XX:+UseConcMarkSweepGC -XX:-CMSConcurrentMTEnabled -XX:CMSInitiatingOccupancyFraction=70 -XX:+CMSParallelRemarkEnabled -XX:MetaspaceSize=256m -XX:MaxMetaspaceSize=256m"

库存微服务环境变量ecom-storage-service.env

SPRING_PROFILES_ACTIVE=devNACOS_CONFIG_SERVER=192.168.50.95:8848NACOS_CONFIG_NAMESPACE=a2b1a5b7-d0bc-48e8-ab65-04695e61db01NACOS_CONFIG_GROUP=storage-groupJAVA_OPT_EXT="-XX:+PrintGCDetails -XX:+PrintGCDateStamps -Xms1024m -Xmx1024m -Xmn1024m -XX:-UseAdaptiveSizePolicy -XX:SurvivorRatio=4 -XX:+UseParNewGC -XX:+UseConcMarkSweepGC -XX:-CMSConcurrentMTEnabled -XX:CMSInitiatingOccupancyFraction=70 -XX:+CMSParallelRemarkEnabled -XX:MetaspaceSize=256m -XX:MaxMetaspaceSize=256m"

制作Docker-Compose编排文件

我这里做法没有将多个微服务编排的一个Docker-Compose文件里,而已单独做一个Docker-Compose,通过shell脚本串联起来执行,各位也可以直接编写一个Docker-Compose

全局环境变量.env存放全局参数信息,例如各微服务的版本信息

ECOM_STORAGE_VERSION=1.0ECOM_ORDER_VERSION=1.0

库存微服务Docker-Compose文件ecom-storage-service.yml,如果是本地build则image去掉registry.itxs.cn/

version: "3"services:  ecom-storage-service:    image: registry.itxs.cn/simple_ecommerce/ecom-storage-service:${ECOM_STORAGE_VERSION}    container_name: ecom-storage-service    env_file:      - ../env/ecom-storage-service.env    volumes:      - ../logs/ecom-storage-service/:/home/simple_ecommerce/ecom-storage-service/logs    ports:      - "4080:4080"    networks:      - simple_ecommerce    restart: alwaysnetworks:  simple_ecommerce:    external: true

订单微服务Docker-Compose文件ecom-order-service.yml

version: "3"services:  ecom-order-service:    image: registry.itxs.cn/simple_ecommerce/ecom-order-service:${ECOM_ORDER_VERSION}    container_name: ecom-order-service    env_file:      - ../env/ecom-order-service.env    volumes:      - ../logs/ecom-order-service/:/home/simple_ecommerce/ecom-order-service/logs    ports:      - "4070:4070"    networks:      - simple_ecommerce    restart: alwaysnetworks:  simple_ecommerce:    external: true

部署脚本

bin目录下我们创建操作脚本,init.sh初始化检查环境、安装docker和docker-compose、

#!/usr/bin/env bashecho "############当前操作系统版本##############"if ! type yum >/dev/null 2>&1; then        echo "【ERROR】目前脚本仅支持CentOS7.X系统"        exit 8else        osVersion=$(echo `cat /etc/redhat-release | sed -r 's/.* ([0-9]+)\..*/\1/'`)        if [[ "$osVersion" != "7" ]]; then             echo "【ERROR】目前脚本仅支持CentOS7.X系统"             exit 8        else             echo '版本校验成功'         fifiecho "############判断是否安装了docker##############"if ! type docker >/dev/null 2>&1; then    echo 'docker 未安装';	  echo '开始安装Docker....';    yum install -y yum-utils    yum-config-manager \          --add-repo \          https://download.docker.com/linux/centos/docker-ce.repo    #安装docker核心引擎、命令行客户端、容器    yum install docker-ce docker-ce-cli containerd.io    echo 'docker 安装完毕';    #启动docker	  echo '配置Docker开启启动';	  systemctl enable docker	  systemctl start dockercat >> /etc/docker/daemon.json << EOF{  "registry-mirrors": ["https://b9pmyelo.mirror.aliyuncs.com"]}EOF	  systemctl restart dockerelse    echo 'docker 安装完毕';fiecho "############判断是否安装了wget##############"if ! type wget >/dev/null 2>&1; then    echo 'wget 未安装';	  echo '开始安装wget....';	  yum -y install wgetelse    echo 'wget 已安装';fiecho "############判断是否安装了dos2unix##############"if ! type dos2unix >/dev/null 2>&1; then    echo 'dos2unix 未安装';	  echo '开始安装dos2unix....';	  yum -y install dos2unix*else    echo 'dos2unix 已安装';fiecho "############判断是否安装了docker-compose##############"if ! type docker-compose >/dev/null 2>&1; then    echo 'docker-compose 未安装';	  echo '开始安装docker-compose....';	  wget http://www.itxiaoshen.com:3001/assets/docker-compose	  chmod +x docker-compose	  mv docker-compose /usr/local/bin/	  docker-compose -v	  echo 'docker-compose安装完毕....';else    echo 'docker-compose 已安装';fiecho '创建simple_ecommerce网络';docker network create simple_ecommerce# 添加执行权限chmod +x ../bin/startup-all.shchmod +x ../bin/shutdown-all.shchmod +x ../bin/update.shchmod +x ../bin/wait-for-it.sh# 修改编码echo "修改编码...."dos2unix startup-all.shdos2unix shutdown-all.shdos2unix update.shdos2unix wait-for-it.shsh startup-all.sh

wait-for-it.sh等待请求脚本

#!/usr/bin/env bash# Use this script to test if a given TCP host/port are availableWAITFORIT_cmdname=${0##*/}echoerr() { if [[ $WAITFORIT_QUIET -ne 1 ]]; then echo "$@" 1>&2; fi }usage(){    cat << USAGE >&2Usage:    $WAITFORIT_cmdname host:port [-s] [-t timeout] [-- command args]    -h HOST | --host=HOST       Host or IP under test    -p PORT | --port=PORT       TCP port under test                                Alternatively, you specify the host and port as host:port    -s | --strict               Only execute subcommand if the test succeeds    -q | --quiet                Don't output any status messages    -t TIMEOUT | --timeout=TIMEOUT                                Timeout in seconds, zero for no timeout    -- COMMAND ARGS             Execute command with args after the test finishesUSAGE    exit 1}wait_for(){    if [[ $WAITFORIT_TIMEOUT -gt 0 ]]; then        echoerr "$WAITFORIT_cmdname: waiting $WAITFORIT_TIMEOUT seconds for $WAITFORIT_HOST:$WAITFORIT_PORT"    else        echoerr "$WAITFORIT_cmdname: waiting for $WAITFORIT_HOST:$WAITFORIT_PORT without a timeout"    fi    WAITFORIT_start_ts=$(date +%s)    while :    do        if [[ $WAITFORIT_ISBUSY -eq 1 ]]; then            nc -z $WAITFORIT_HOST $WAITFORIT_PORT            WAITFORIT_result=$?        else            (echo -n > /dev/tcp/$WAITFORIT_HOST/$WAITFORIT_PORT) >/dev/null 2>&1            WAITFORIT_result=$?        fi        if [[ $WAITFORIT_result -eq 0 ]]; then            WAITFORIT_end_ts=$(date +%s)            echoerr "$WAITFORIT_cmdname: $WAITFORIT_HOST:$WAITFORIT_PORT is available after $((WAITFORIT_end_ts - WAITFORIT_start_ts)) seconds"            break        fi        sleep 1    done    return $WAITFORIT_result}wait_for_wrapper(){    # In order to support SIGINT during timeout: http://unix.stackexchange.com/a/57692    if [[ $WAITFORIT_QUIET -eq 1 ]]; then        timeout $WAITFORIT_BUSYTIMEFLAG $WAITFORIT_TIMEOUT $0 --quiet --child --host=$WAITFORIT_HOST --port=$WAITFORIT_PORT --timeout=$WAITFORIT_TIMEOUT &    else        timeout $WAITFORIT_BUSYTIMEFLAG $WAITFORIT_TIMEOUT $0 --child --host=$WAITFORIT_HOST --port=$WAITFORIT_PORT --timeout=$WAITFORIT_TIMEOUT &    fi    WAITFORIT_PID=$!    trap "kill -INT -$WAITFORIT_PID" INT    wait $WAITFORIT_PID    WAITFORIT_RESULT=$?    if [[ $WAITFORIT_RESULT -ne 0 ]]; then        echoerr "$WAITFORIT_cmdname: timeout occurred after waiting $WAITFORIT_TIMEOUT seconds for $WAITFORIT_HOST:$WAITFORIT_PORT"    fi    return $WAITFORIT_RESULT}# process argumentswhile [[ $# -gt 0 ]]do    case "$1" in        *:* )        WAITFORIT_hostport=(${1//:/ })        WAITFORIT_HOST=${WAITFORIT_hostport[0]}        WAITFORIT_PORT=${WAITFORIT_hostport[1]}        shift 1        ;;        --child)        WAITFORIT_CHILD=1        shift 1        ;;        -q | --quiet)        WAITFORIT_QUIET=1        shift 1        ;;        -s | --strict)        WAITFORIT_STRICT=1        shift 1        ;;        -h)        WAITFORIT_HOST="$2"        if [[ $WAITFORIT_HOST == "" ]]; then break; fi        shift 2        ;;        --host=*)        WAITFORIT_HOST="${1#*=}"        shift 1        ;;        -p)        WAITFORIT_PORT="$2"        if [[ $WAITFORIT_PORT == "" ]]; then break; fi        shift 2        ;;        --port=*)        WAITFORIT_PORT="${1#*=}"        shift 1        ;;        -t)        WAITFORIT_TIMEOUT="$2"        if [[ $WAITFORIT_TIMEOUT == "" ]]; then break; fi        shift 2        ;;        --timeout=*)        WAITFORIT_TIMEOUT="${1#*=}"        shift 1        ;;        --)        shift        WAITFORIT_CLI=("$@")        break        ;;        --help)        usage        ;;        *)        echoerr "Unknown argument: $1"        usage        ;;    esacdoneif [[ "$WAITFORIT_HOST" == "" || "$WAITFORIT_PORT" == "" ]]; then    echoerr "Error: you need to provide a host and port to test."    usagefiWAITFORIT_TIMEOUT=${WAITFORIT_TIMEOUT:-15}WAITFORIT_STRICT=${WAITFORIT_STRICT:-0}WAITFORIT_CHILD=${WAITFORIT_CHILD:-0}WAITFORIT_QUIET=${WAITFORIT_QUIET:-0}# Check to see if timeout is from busybox?WAITFORIT_TIMEOUT_PATH=$(type -p timeout)WAITFORIT_TIMEOUT_PATH=$(realpath $WAITFORIT_TIMEOUT_PATH 2>/dev/null || readlink -f $WAITFORIT_TIMEOUT_PATH)WAITFORIT_BUSYTIMEFLAG=""if [[ $WAITFORIT_TIMEOUT_PATH =~ "busybox" ]]; then    WAITFORIT_ISBUSY=1    # Check if busybox timeout uses -t flag    # (recent Alpine versions don't support -t anymore)    if timeout &>/dev/stdout | grep -q -e '-t '; then        WAITFORIT_BUSYTIMEFLAG="-t"    fielse    WAITFORIT_ISBUSY=0fiif [[ $WAITFORIT_CHILD -gt 0 ]]; then    wait_for    WAITFORIT_RESULT=$?    exit $WAITFORIT_RESULTelse    if [[ $WAITFORIT_TIMEOUT -gt 0 ]]; then        wait_for_wrapper        WAITFORIT_RESULT=$?    else        wait_for        WAITFORIT_RESULT=$?    fifiif [[ $WAITFORIT_CLI != "" ]]; then    if [[ $WAITFORIT_RESULT -ne 0 && $WAITFORIT_STRICT -eq 1 ]]; then        echoerr "$WAITFORIT_cmdname: strict mode, refusing to execute subprocess"        exit $WAITFORIT_RESULT    fi    exec "${WAITFORIT_CLI[@]}"else    exit $WAITFORIT_RESULTfi

容器启动脚本startup-all.sh,其他只是示例流程,可以一步步完善补充

#!/usr/bin/env bashecho '=====开始安装simple_ecommerce系统环境====='#echo '=====开始运行mysql====='#docker-compose -f ../yaml/mysql.yml up -d#echo '=====开始运行nacos====='#docker-compose -f ../yaml/nacos.yml up -d#echo '=====nacos正在进行初始化,请等待...====='#./wait-for-it.sh http://localhost:8848 --timeout=60  -- echo "=====nacos已经准备就绪====="#echo '=====开始运行rocketmq====='#docker-compose -f ../yaml/rocketmq.yml up -d#echo '=====开始运行redis====='#docker-compose -f ../yaml/redis.yml up -d#echo '=====开始运行TinyID分布式系统全局ID服务====='#docker-compose -f ../yaml/tinyid.yml up -d#echo '=====开始运行ELK====='#docker-compose -f ../yaml/elk.yml up -decho '======================'echo '=====开始运行后台====='echo '======================'#echo '=====开始运行ecom-gateway====='#docker-compose -f ../yaml/ecom-gateway.yml up -decho '=====开始运行ecom-storage-service====='docker-compose -f ../yaml/ecom-storage-service.yml up -decho '=====开始运行ecom-order-service====='docker-compose -f ../yaml/ecom-order-service.yml up -decho '执行完成 日志目录: ./log'echo '======================'echo '=====开始运行前台====='echo '======================'#echo '=====开始运行ecom_vue_web====='#docker-compose -f ../yaml/ecom_vue_web.yml up -decho '======================================================'echo '=====所有服务已经启动【请检查是否存在错误启动的】====='echo '======================================================'

容器关闭脚本shutdown-all.sh

#!/usr/bin/env bashecho '=====开始结束运行simple_ecommerce系统服务====='#echo '=====结束运行mysql====='#docker-compose -f ../yaml/mysql.yml down#echo '=====结束运行nacos====='#docker-compose -f ../yaml/nacos.yml down#echo '=====结束运行rocketmq====='#docker-compose -f ../yaml/rocketmq.yml down#echo '=====结束运行redis====='#docker-compose -f ../yaml/redis.yml down#echo '=====结束运行TinyID分布式系统全局ID服务====='#docker-compose -f ../yaml/tinyid.yml down#echo '=====结束运行ELK====='#docker-compose -f ../yaml/elk.yml downecho '=========================='echo '=====结束后台服务运行====='echo '=========================='#echo '=====结束运行ecom-gateway====='#docker-compose -f ../yaml/ecom-gateway.yml downecho '=====结束运行ecom-storage-service====='docker-compose -f ../yaml/ecom-storage-service.yml downecho '=====结束运行ecom-order-service====='docker-compose -f ../yaml/ecom-order-service.yml downecho '=========================='echo '=====结束前台服务运行====='echo '=========================='#echo '=====结束运行ecom_vue_web====='#docker-compose -f ../yaml/ecom_vue_web.yml downecho '=============================='echo '=====所有服务已经结束运行====='echo '=============================='

更新镜像脚本update.sh,包含关闭容器、下载新的镜像、启动容器

#!/usr/bin/env bashecho '=====开始更新simple_ecommerce系统镜像====='echo '=====开始关闭运行的容器====='sh shutdown-all.sh#echo '=====开始更新ecom-gateway====='#docker pull registry.itxs.cn/simple_ecommerce/ecom-gatewayecho '=====开始更新ecom-storage-service====='docker pull registry.itxs.cn/simple_ecommerce/ecom-storage-serviceecho '=====开始更新ecom-order-service====='docker pull registry.itxs.cn/simple_ecommerce/ecom-order-service#echo '=====开始更新cu_vue_web====='#docker pull registry.itxs.cn/simple_ecommerce/ecom_vue_webecho '=====删除docker标签为none的镜像====='docker images | grep none | awk '{print $3}' | xargs docker rmiecho '=====开始运行的一键部署脚本====='sh startup-all.sh

执行测试

# 进入到bin目录下,由于我这里本地有镜像,少了pull流程sh ./init.sh

image-20220419155812868

查看容器运行情况,容器正常运行

image-20220419160027572

查看nacos服务的注册信息

image-20220419160237729

访问订单接口http://192.168.50.95:4070/create/1001/1001/3 ,返回成功结果

image-20220419160329098

查看订单表和库存表的数据都已更新,至此部署完毕

image-20220419160543506

**本人博客网站 **IT小神 www.itxiaoshen.com

posted @ 2022-04-19 22:52 itxiaoshen 阅读(0) 评论(0) 编辑 收藏 举报
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