环境搭建

<?xml version="1.0" encoding="UTF-8"?>
<settings
        xmlns="http://maven.apache.org/SETTINGS/1.0.0"
        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
        xsi:schemaLocation="http://maven.apache.org/SETTINGS/1.0.0 http://maven.apache.org/xsd/settings-1.0.0.xsd">

    <!-- 本地仓库  这里要改成你自己的本地仓库位置 -->
    <localRepository>F:\maven\repository</localRepository>

    <!-- 配置私服中deploy的账号 -->
    <servers>
        <server>
            <id>sl-releases</id>
            <username>deployment</username>
            <password>deployment123</password>
        </server>
        <server>
            <id>sl-snapshots</id>
            <username>deployment</username>
            <password>deployment123</password>
        </server>
    </servers>

    <!-- 使用阿里云maven镜像，排除私服资源库 -->
    <mirrors>
        <mirror>
            <id>mirror</id>
            <mirrorOf>central,jcenter,!sl-releases,!sl-snapshots</mirrorOf>
            <name>mirror</name>
            <url>https://maven.aliyun.com/nexus/content/groups/public</url>
        </mirror>
    </mirrors>

    <profiles>
        <profile>
            <id>sl</id>
            <!-- 配置项目deploy的地址 -->
            <properties>
                <altReleaseDeploymentRepository>
                    sl-releases::default::http://maven.sl-express.com/nexus/content/repositories/releases/
                </altReleaseDeploymentRepository>
                <altSnapshotDeploymentRepository>
                    sl-snapshots::default::http://maven.sl-express.com/nexus/content/repositories/snapshots/
                </altSnapshotDeploymentRepository>
            </properties>
            <!-- 配置项目下载依赖的私服地址 -->
            <repositories>
                <repository>
                    <id>sl-releases</id>
                    <url>http://maven.sl-express.com/nexus/content/repositories/releases/</url>
                    <releases>
                        <enabled>true</enabled>
                    </releases>
                    <snapshots>
                        <enabled>false</enabled>
                    </snapshots>
                </repository>
                <repository>
                    <id>sl-snapshots</id>
                    <url>http://maven.sl-express.com/nexus/content/repositories/snapshots/</url>
                    <releases>
                        <enabled>false</enabled>
                    </releases>
                    <snapshots>
                        <enabled>true</enabled>
                    </snapshots>
                </repository>
            </repositories>
        </profile>
    </profiles>

    <activeProfiles>
         <!-- 激活配置 -->
        <activeProfile>sl</activeProfile>
    </activeProfiles>

</settings>

#!/bin/bash
# 微服务名称
SERVER_NAME=${serverName}
# 服务版本
SERVER_VERSION=${version}
# 服务端口
SERVER_PORT=${port}
# 源jar名称，mvn打包之后，target目录下的jar包名称
JAR_NAME=$SERVER_NAME-$SERVER_VERSION
# jenkins下的目录
JENKINS_HOME=/var/jenkins_home/workspace/$SERVER_NAME
#进入jenkins目录
cd $JENKINS_HOME
# 修改文件权限
chmod 755 target/$JAR_NAME.jar
#输出docker版本
docker -v
echo "---------停止容器（$SERVER_NAME）---------"
docker stop $SERVER_NAME
echo "---------删除容器（$SERVER_NAME）---------"
docker rm $SERVER_NAME
echo "---------删除镜像（$SERVER_NAME:$SERVER_VERSION）---------"
docker rmi $SERVER_NAME:$SERVER_VERSION
echo "---------构建新镜像（$SERVER_NAME:$SERVER_VERSION）---------"
docker build -t $SERVER_NAME:$SERVER_VERSION .
echo "---------运行服务---------"
docker run -d -p $SERVER_PORT:8080 --name $SERVER_NAME -e SERVER_PORT=8080 -e SPRING_CLOUD_NACOS_DISCOVERY_IP=${SPRING_CLOUD_NACOS_DISCOVERY_IP} -e  SPRING_CLOUD_NACOS_DISCOVERY_PORT=${port} $SERVER_NAME:$SERVER_VERSION

@Override
public void createCaptcha(String key, HttpServletResponse response) throws IOException {
        //1. 生成验证码，指定宽、高、字符个数、干扰线数
        LineCaptcha lineCaptcha = CaptchaUtil.createLineCaptcha(115, 38, 0, 10);
        //1.1 自己创建一个随机数范围，验证码为四位随机数
        String random = "123456789abcdefghijklmnopqrstuvwsyz";
        RandomGenerator randomGenerator = new RandomGenerator(random,4);
        lineCaptcha.setGenerator(randomGenerator);
        //1.2 获取生成的验证码值
        lineCaptcha.createCode();
        String Code = lineCaptcha.getCode();

        //2. 将验证码的值写入到redis，有效期为1分钟
        String redisKey = CAPTCHA_REDIS_KEY + key;
        this.stringRedisTemplate.opsForValue().set(redisKey, Code, Duration.ofMinutes(1));

        //输出到页面
        response.setHeader(HttpHeaders.PRAGMA, "No-cache");
        response.setHeader(HttpHeaders.CACHE_CONTROL, "No-cache");
        response.setDateHeader(HttpHeaders.EXPIRES, 0L);
        lineCaptcha.write(response.getOutputStream());
    }