Building Jenkins - linux-on-ibm-z/docs GitHub Wiki

Building Jenkins

The instructions provided below specify the steps to build Jenkins 2.440.2 on Linux on IBM Z for following distributions:

  • RHEL (7.8, 7.9, 8.6, 8.8, 8.9, 9.0, 9.2, 9.3)
  • SLES (12 SP5, 15 SP5)
  • Ubuntu (20.04, 22.04, 23.10)

General Notes:

  • When following the steps below please use a standard permission user unless otherwise specified.

  • Latest installers for Ubuntu and RHEL are available here. Also .deb and .rpm available through release page.

Note: Jenkins(v2.440.3) was verified at the time of creation of these instructions

Download binary(.war) for Jenkins latest version from here.

Install Dependencies

  • RHEL (7.8, 7.9, 8.6, 8.8, 8.9)

    sudo yum install -y tar wget curl fontconfig

  • RHEL (9.0, 9.2, 9.3)

    sudo yum install -y --allowerasing tar wget curl fontconfig

  • SLES (12 SP5, 15 SP5)

    sudo zypper install -y tar wget curl dejavu-fonts gawk fontconfig gzip

  • Ubuntu (20.04, 22.04, 23.10)

    sudo apt-get update
sudo apt-get install -y tar wget curl libfontconfig1

Install Java

  • With IBM Semeru Runtime (previously known as AdoptOpenJDK openj9).

    • Download and install IBM Semeru Runtime (Java 11, Java 17 or Java 21) from here.

  • With Eclipse Adoptium Temurin Runtime (previously known as AdoptOpenJDK hotspot)

    • Download and install Eclipse Adoptium Temurin Runtime (Java 11, Java 17 or Java 21) from here.

  • With OpenJDK 11

    • RHEL (7.8, 7.9, 8.6, 8.8, 8.9, 9.0, 9.2, 9.3) 
      sudo yum install -y java-11-openjdk
    • SLES (12 SP5, 15 SP5) 
      sudo zypper install -y java-11-openjdk
    • Ubuntu (20.04, 22.04, 23.10) 
      sudo apt-get install -y openjdk-11-jre

  • With OpenJDK 17

    • RHEL (8.6, 8.8, 8.9, 9.0, 9.2, 9.3) 
      sudo yum install -y java-17-openjdk
    • SLES 15 SP5 
      sudo zypper install -y java-17-openjdk
    • Ubuntu (20.04, 22.04, 23.10) 
      sudo apt-get install -y openjdk-17-jre

  • With OpenJDK 21

    • RHEL (8.6, 8.8, 8.9, 9.0, 9.2, 9.3) 
      sudo yum install -y java-21-openjdk
    • Ubuntu (20.04, 22.04, 23.10) 
      sudo apt-get install -y openjdk-21-jre

Note: Versions (v11.0.21, v17.0.9 and v21.0.1.0) of IBM Semeru Runtime and (v11.0.21, v17.0.9, 21.0.2) of Adoptium Temurin Runtime were used at the time of creation of these instructions

Set environment variables

export JAVA_HOME=<path to Java installation directory>
export PATH=$JAVA_HOME/bin:$PATH

Start Jenkins server

java -jar jenkins.war

Note: Open http://<ip_address>:8080 in your browser to access Web UI. Make sure firewall isn't blocking this port.

References:

The information provided in this article is accurate at the time of writing, but on-going development in the open-source projects involved may make the information incorrect or obsolete. Please open issue or contact us on IBM Z Community if you have any questions or feedback.

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