jenkins

# command overview
http://jenkins.example.com:8080/cli/

# add public key for user
http://jenkins.example.com:8080/me/configure

# authentificate by user / pass
java -jar jenkins-cli.jar -s http://jenkins.example.com:8080/ list-jobs --username --password

# install plugin by name
java -jar jenkins-cli.jar -s http://jenkins.example.com:8080/ install-plugin findbugs

# install plugin from URL?
java -jar jenkins-cli.jar -s http://jenkins.example.com:8080/ install-plugin http://updates.jenkins-ci.org/download/plugins/AdaptivePlugin/0.1/AdaptivePlugin.hpi

# download and extract JDK
URL=http://download.oracle.com/otn-pub/java/jdk/8u25-b17/jdk-8u25-linux-x64.tar.gz
wget --continue --no-check-certificate --header "Cookie: oraclelicense=a" ${URL} -O /tmp/${URL##*/}
tar -C /var/lib/jenkins/tools/hudson.model.JDK/ -xzf /tmp/jdk-8u25-linux-x64.tar.gz

# configure JDK
http://192.168.1.111:8080/configure
JDK
JDK installations
Add JDK
Install automatically: check out
JAVA_HOME: /var/lib/jenkins/tools/hudson.model.JDK/jdk1.8.0_25
Save

# create New Item
Item name: JDBCTest
check "Freestyle project"
JDK: JDK8