Docker jdk镜像
说明
- 使用alpine-glibc作为基础镜像
- JAVA JDK/JRE以1.8为基准
下载文件
1.下载JDK/JRE压缩包。
jre-8u201-linux-x64.tar.gz
创建Dockerfile
- JDK
FROM docker.io/jeanblanchard/alpine-glibc
ADD ./package/jdk-8u201-linux-x64.tar.gz /usr/local/docker/java/jdk/
ENV JAVA_HOME=/usr/local/docker/java/jdk/jdk1.8.0_201
ENV CLASSPATH=$JAVA_HOME/bin
ENV PATH=.:$JAVA_HOME/bin:$PATH
CMD ["java","-version"]
- JRE
# using apline-glibc instead of apline is mainly because JDK relies on glibc
FROM docker.io/jeanblanchard/alpine-glibc
# add jdk
ADD ./package/jre-8u201-linux-x64.tar.gz /usr/local/docker/java/jdk/
# env
ENV JAVA_HOME=/usr/local/docker/java/jdk/jre1.8.0_201
ENV CLASSPATH=$JAVA_HOME/bin
ENV PATH=.:$JAVA_HOME/bin:$PATH
# workdir
WORKDIR /opt
# cmd
CMD ["java","-version"]构建
.表示Dockerfile文件在当前目录。格式：docker build -t 镜像名称:tag 空格.
- jre
docker build -t java/jre1.8.0:201 .- jdk
docker build -t java.jdk1.8.0:201 .查看镜像
| REPOSITORY | TAG | IMAGE ID | CREATED | SIZE |
| java/jdk1.8.0 | 201 | 8e99cccdb738 | About a minute ago | 408MB |
| java/jre1.8.0 | 201 | 4b2b3e1e96e8 | 4 hours ago | 240MB |
测试运行
- jre
# docker run -it java/jre1.8.0:201
java version "1.8.0_201"
Java(TM) SE Runtime Environment (build 1.8.0_201-b09)
Java HotSpot(TM) 64-Bit Server VM (build 25.201-b09, mixed mode)
- jdk
# docker run -it java/jdk1.8.0:201
java version "1.8.0_201"
Java(TM) SE Runtime Environment (build 1.8.0_201-b09)
Java HotSpot(TM) 64-Bit Server VM (build 25.201-b09, mixed mode)
操作提示
ctrl+p ctrl+q 退出当前容器。