Build Java Docker Image from CentOS

Dockerfile

./Dockerfile

FROM centos:7

MAINTAINER Chorke, Inc.<[email protected]>

ADD assets /assets
RUN /assets/setup.sh

EXPOSE 22
EXPOSE 8080

CMD /usr/sbin/startup.sh &&
/usr/sbin/sshd -D

Setup Script

./assets/setup.sh

#!/bin/bash
: '
 @author   "Chorke, Inc."<[email protected]>
 @web       http://chorke.org
 @vendor    Chorke, Inc.
 @version   0.0.00
 @since     0.0.00
'

# disable fastest mirror
rm -rf /etc/yum/pluginconf.d/fastestmirror.conf &&
yum clean all && rm -rf /var/cache/yum &&

# install openssh
yum -y update &&
yum -y install openssh-server &&
yum -y install openssh-clients &&
mkdir /var/run/sshd &&
echo 'root:admin' | chpasswd &&
sed -i 's/#PermitRootLogin yes/PermitRootLogin yes/' /etc/ssh/sshd_config &&
sed -i 's/session\s*required\s*pam_loginuid.so/session    optional     pam_loginuid.so/g' /etc/pam.d/sshd &&
echo 'export VISIBLE=now' >> /etc/profile &&


# install zip, git and openjdk
yum -y install zip &&
yum -y install git &&
yum -y install nano &&
yum -y install wget &&
yum -y install unzip &&
yum -y install java-1.8.0-openjdk &&


# download, install apache maven and ant from chorke development network
wget -q http://cdn.chorke.org/soft/comn/maven/apache-maven-3.3.9.zip -P /chorke/cli/ &&
wget -q http://cdn.chorke.org/soft/comn/ant/apache-ant-1.9.9.zip -P /chorke/cli/ &&
unzip -qq /chorke/cli/apache-maven-3.3.9.zip -d /chorke/cli/ &&
unzip -qq /chorke/cli/apache-ant-1.9.9.zip -d /chorke/cli/ &&
rm -rf /chorke/cli/apache-maven-3.3.9.zip  &&
rm -rf /chorke/cli/apache-ant-1.9.9.zip &&


echo ''  >> /etc/bash.bashrc &&
echo ''  >> /etc/bash.bashrc &&
echo '# env for chorke workspaces and application'  >> /etc/bash.bashrc &&
echo 'export TMPDIR=/tmp' >> /etc/bash.bashrc &&
echo 'export ANT_HOME=/chorke/cli/apache-ant-1.9.9' >> /etc/bash.bashrc &&
echo 'export M2_HOME=/chorke/cli/apache-maven-3.3.9' >> /etc/bash.bashrc &&
echo 'export JRE_HOME=$(dirname $(dirname $(readlink -e $(which java))))' >> /etc/bash.bashrc &&
echo 'export JAVA_HOME=$(dirname $(dirname $(readlink -e $(which javac))))' >> /etc/bash.bashrc &&
echo 'export CKI_WORKSPACES=/chorke/dev/jee/cki_workspaces' >> /etc/bash.bashrc &&
echo 'export EBIS_HOME=/chorke/pro/ebis' >> /etc/bash.bashrc &&


echo ''  >> /etc/bash.bashrc &&
echo ''  >> /etc/bash.bashrc &&
echo '# add executable path'  >> /etc/bash.bashrc &&
echo 'export PATH=$JAVA_HOME/bin:$PATH' >> /etc/bash.bashrc &&
echo 'export PATH=$JRE_HOME/bin:$PATH'  >> /etc/bash.bashrc &&
echo 'export PATH=$ANT_HOME/bin:$PATH'  >> /etc/bash.bashrc &&
echo 'export PATH=$M2_HOME/bin:$PATH'   >> /etc/bash.bashrc &&
echo 'export PATH=$EBIS_HOME/bin:$PATH' >> /etc/bash.bashrc &&


echo ''  >> /etc/bash.bashrc &&
echo ''  >> /etc/bash.bashrc &&


# copy default home config
mv /assets/.m2     $HOME &&
mv /assets/.ssh    $HOME &&
mv /assets/.chorke $HOME &&


# install startup script for container
mv /assets/startup.sh /usr/sbin/startup.sh &&
chmod +x /usr/sbin/startup.sh &&
# remove assets
rm -r /assets/


# download default maven plugins and dependencies
wget -q http://cdn.chorke.org/soft/comn/repository/m2_repository_20180201.zip -P $HOME/.m2/ &&
unzip -qq $HOME/.m2/m2_repository_20180201.zip -d $HOME/.m2/ &&
rm -rf $HOME/.m2/m2_repository_20180201.zip &&


# clone init_workspace from bit.chorke.org
mkdir -p $CKI_WORKSPACES/init_workspace &&
git clone bit.chorke.org:chorkeorg/chorke-init-filter.git $CKI_WORKSPACES/init_workspace/chorke-init-filter/ &&
git clone bit.chorke.org:chorkeorg/chorke-init-static.git $CKI_WORKSPACES/init_workspace/chorke-init-static/ &&
git clone bit.chorke.org:chorkeorg/chorke-init-launch.git $CKI_WORKSPACES/init_workspace/chorke-init-launch/ &&


# clone make_workspace from bit.chorke.org
mkdir -p $CKI_WORKSPACES/make_workspace &&
git clone bit.chorke.org:chorkeorg/chorke-make-filter.git $CKI_WORKSPACES/make_workspace/chorke-make-filter/ &&
git clone bit.chorke.org:chorkeorg/chorke-make-init.d.git $CKI_WORKSPACES/make_workspace/chorke-make-init.d/ &&


exit $?

Startup Script

./assets/startup.sh

#!/bin/bash
: '
 @author   "Chorke, Inc."<[email protected]>
 @web       http://chorke.org
 @vendor    Chorke, Inc.
 @version   0.0.00
 @since     0.0.00
'

# env for chorke workspaces and application
export CKI_WORKSPACES=/chorke/dev/jee/cki_workspaces &&
export EBIS_HOME=/chorke/pro/ebis &&
export PATH=$EBIS_HOME/bin:$PATH

Good to Know

docker build -t 'chorke/ebis' -f ./Dockerfile ./
docker build --rm -t 'chorke/ebis' -f ./Dockerfile ./
docker run --name='initd' -d -p 2223:22 -p 8080:80 chorke/ebis
docker run --name='ebis' -it centos:7 bash

docker rmi $(docker images -qa -f 'dangling=true')
docker rm initd && docker rmi chorke/ebis
docker history chorke/ebis

service status ssh
service --status-all
printenv

# disable fastest mirror
sed -ie 's/enabled=1/enabled=0/g' /etc/yum/pluginconf.d/fastestmirror.conf &&
rm -rf /etc/yum/pluginconf.d/fastestmirror.confe &&
rm -rf /var/cache/yum &&
# yum clean all &&

yum -y install git
yum -y install openjdk-8-jdk
yum -y install zip

wget http://cdn.chorke.org/soft/comn/ant/apache-ant-1.9.9.zip &&
unzip apache-ant-1.9.9.zip /opt/cli/

wget http://cdn.chorke.org/soft/comn/maven/apache-maven-3.3.9.zip &&
unzip apache-maven-3.3.9.zip -d cli/

References

• Alpine SSH Config
• Webmin installation
• Run multiple services