dockerfile構建JAVA網站鏡像

一、dockerfile構建JAVA網站鏡像

[root@ansible-server Dockerfile]# tree tomcat/
tomcat/
├── apache-tomcat-8.0.46.tar.gz
├── Dockerfile
├── index.html
├── jdk-8u45-linux-x64.tar.gz
└── server.xml

[root@ansible-server Dockerfile]# tree app/
app/
└── webapps
└── ROOT
└── index.html

#Dockerfile

[root@ansible-server tomcat]# cat Dockerfile 
FROM centos:7
MAINTAINER https://www.cnblogs.com/nulige

ADD jdk-8u45-linux-x64.tar.gz /usr/local
ENV JAVA_HOME /usr/local/jdk1.8.0_45

add apache-tomcat-8.0.46.tar.gz /usr/local
COPY server.xml /usr/local/apache-tomcat-8.0.46/conf

RUN rm -f /usr/local/*.tar.gz

WORKDIR /usr/local/apache-tomcat-8.0.46
EXPOSE 8080
ENTRYPOINT ["./bin/catalina.sh", "run"]

#創建tomcat鏡像

docker build -t tomcat:8.0.46 .

#查看鏡像
[root@ansible-server ~]# docker images
REPOSITORY TAG IMAGE ID CREATED SIZE
tomcat 8.0.46 bead16774a61 About a minute ago 556MB

#創建掛載目錄
mkdir -p /app/webapps/

#構建容器
docker run -itd \
--name=tomcat \
-p 8080:8080 \
--mount type=bind,src=/app/webapps/,dst=/usr/local/apache-tomcat-8.0.46/webapps \
tomcat:8.0.46

#查看容器
[root@ansible-server ~]# docker logs fd2098533ad8
Using CATALINA_BASE: /usr/local/apache-tomcat-8.0.46
Using CATALINA_HOME: /usr/local/apache-tomcat-8.0.46
Using CATALINA_TMPDIR: /usr/local/apache-tomcat-8.0.46/temp
Using JRE_HOME: /usr/local/jdk.8.0_45
Using CLASSPATH: /usr/local/apache-tomcat-8.0.46/bin/bootstrap.jar:/usr/local/apache-tomcat-8.0.46/bin/tomcat-juli.jar
./bin/catalina.sh: line 365: /usr/local/jdk.8.0_45/bin/java: No such file or director

#需要發布的網站代碼
[root@ansible-server webapps]# mkdir -p /app/webapps/ROOT
[root@ansible-server webapps]# echo "welcome nulige" >>/app/webapps/ROOT/index.html
[root@ansible-server webapps]# ll
total 0
drwxr-xr-x. 2 root root 24 May 28 16:23 ROOT
[root@ansible-server webapps]# cd ROOT/
[root@ansible-server ROOT]# ll
total 4
-rw-r--r--. 1 root root 15 May 28 16:23 index.html
[root@ansible-server ROOT]# cat index.html
welcome nulige

#訪問網站
[root@ansible-server ROOT]# curl http://59.47.71.229:8080
welcome nulige

#在瀏覽器上面訪問
http://59.47.71.229:8080/
welcome nulige