构建tomcat应用的相关记录

# 第四版(swarm+私服)
# docker images | awk '{if($1=="$JOB_NAME") print $3}' | xargs docker rmi
# published: 8280 # todo 映射端口根据实际调整

export app_version='1.0'

cd $DOCKER_WORKSPACE/$JOB_NAME

# 编辑Dockerfile文件
echo "FROM tomcat:8.5.71-jdk8-corretto" > Dockerfile
echo "MAINTAINER Fa" >> Dockerfile
echo "WORKDIR /usr/local/tomcat" >> Dockerfile
echo "RUN rm -rf webapps/*" >> Dockerfile
echo "ADD ./target/*$JOB_NAME webapps/$JOB_NAME" >> Dockerfile
echo "EXPOSE 8080" >> Dockerfile

# 构建镜像
docker build -t $JOB_NAME:$app_version .

# 上传镜像到私服
docker tag $JOB_NAME:$app_version registry.docker.com:5000/$JOB_NAME:$app_version
docker push registry.docker.com:5000/$JOB_NAME:$app_version

# 删除空镜像
docker images | awk '{if($1=="<none>")print $3}' | xargs docker rmi 

# 编辑stack yml文件
tee $JOB_NAME.yml <<-'EOF'
version: '3.5'
services:
  $JOB_NAME:
    image: registry.docker.com:5000/$JOB_NAME:${app_version}
    ports:
      - target: 8080
        published: 8280
        mode: host
    volumes:
      - /home/data/file:/usr/local/tmp/web-api/uploads/
    networks:
      - middleware
    deploy:
      replicas: 1
      update_config:
        parallelism: 1
      restart_policy:
        condition: on-failure

networks:
  middleware:
    external: true

EOF

docker stack up -c $JOB_NAME.yml app