docker tomcat7
docker container with centos 6 and tomcat 7
# docker search centos
# docker pull centos
Download the Oracle JDK
wget --no-cookies --no-check-certificate --header "Cookie: gpw_e24=http%3A%2F%2Fwww.oracle.com%2F; oraclelicense=accept-securebackup-cookie" "http://download.oracle.com/otn-pub/java/jdk/7u72-b14/jdk-7u72-linux-x64.tar.gz"
Create a working folder and place both Tomcat tarball and Oracle JDK files in the same folder.
[root@docker centos6]# ls
apache-tomcat-7.0.70.tar.gz Dockerfile jdk-7u72-linux-x64.tar.gz
[root@docker centos6]# cat Dockerfile
FROM centos:latest
MAINTAINER lreeder
#Helpful utils, but only sudo is required
#RUN yum -y install tar
#RUN yum -y install vim
#RUN yum -y install nc
RUN yum -y install sudo
######## JDK7
#Note that ADD uncompresses this tarball automatically
ADD jdk-7u72-linux-x64.tar.gz /opt
WORKDIR /opt/jdk1.7.0_72
RUN alternatives --install /usr/bin/java java /opt/jdk1.7.0_72/bin/java 1
RUN alternatives --install /usr/bin/jar jar /opt/jdk1.7.0_72/bin/jar 1
RUN alternatives --install /usr/bin/javac javac /opt/jdk1.7.0_72/bin/javac 1
RUN echo "JAVA_HOME=/opt/jdk1.7.0_72" >> /etc/environment
######## TOMCAT
#Note that ADD uncompresses this tarball automatically
ADD apache-tomcat-7.0.70.tar.gz /usr/share
WORKDIR /usr/share/
RUN mv apache-tomcat-7.0.70 tomcat7
RUN echo "JAVA_HOME=/opt/jdk1.7.0_72/" >> /etc/default/tomcat7
RUN groupadd tomcat
RUN useradd -s /bin/bash -g tomcat tomcat
RUN chown -Rf tomcat.tomcat /usr/share/tomcat7
EXPOSE 8080
Build image
# docker build --rm=true -t centos6/tomcat7 .
Setup port forwarding and start tomcat
[root@docker centos6]# docker run -p 80:8080 --rm=true -t -i --name tomcat7 centos6/tomcat7 /usr/bin/sudo -u tomcat /usr/share/tomcat7/bin/catalina.sh run
Find out the IP address for the running container:
[root@docker centos6]# docker inspect --format '{{ .NetworkSettings.IPAddress }}' tomcat7
172.17.0.22
