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--- tech:devops:jenkins:start [2017/10/17 23:44]
rk4n3
+++ tech:devops:jenkins:start [2018/12/19 01:39] (current)
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@@ Line 1: / Line 1: @@
-====== Jenkins Topics ======
+<typo fs:xx-large; fw:bold>Jenkins Topics</typo>
+====== Installation & Configuration ======
+===== Prerequisites =====
+  * OpenJDK 8:  ''yum install java-1.8.0-openjdk-devel''
+  * Maven:  [[#maven_installation|see installation instructions below]]
+===== Jenkins Installation =====
+Pull the Jenkins repository file and import its GPG key:
+<code>
+wget -O /etc/yum.repos.d/jenkins.repo http://pkg.jenkins.io/redhat-stable/jenkins.repo
+rpm --import http://pkg.jenkins.io/redhat-stable/jenkins.io.key
+</code>
+... then, do a ''yum update'' and ''yum install jenkins'' \\
+If the ''jenkins'' login isn't locked down off-server:
+  * Enable login for Jenkins with ''usermod -s /bin/bash jenkins''
+  * Log in as ''jenkins'' and create SSH key with:  ''ssh-keygen -t rsa''
+Otherwise:
+  * Create SSH key for ''jenkins'' from root: ''ssh-keygen -f id_rsa -C "jenkins@bluejay"''
+Open firewall for Jenkins:<code>
+firewall-cmd --permanent --zone=public --add-port=8080/tcp
+firewall-cmd --reload
+</code>
+Remember to ''systemctl enable jenkins'' and ''systemctl start jenkins'' \\
+Log in (default login is ''admin'' with password ''admin'') and change password, add user(s) \\
+===== Maven Installation =====
+Get latest maven archive, example:<code>wget http://www-eu.apache.org/dist/maven/maven-3/3.6.0/binaries/apache-maven-3.6.0-bin.tar.gz</code>
+Extract to suitable location and sym-link to it (''/usr/maven'' or ''/opt/maven'') \\
+Set environment variables in ''/etc/profile.d/maven.sh'':<code>
+export M3_HOME=/usr/maven
+export M2_HOME=${M3_HOME}
+export PATH=${M3_HOME}/bin:${PATH}
+</code>
+... perform a ''source /etc/profile.d/maven.sh'' to get these in current shell.
+===== Configuration =====
+==== Environment Variables ====
+Some environment variables may need to be set at the global level, which can be configured under the "Manage Jenkins" section:
+  * PATH
+  * JAVA_HOME
+  * M3_HOME
+===== Trivia =====
 ==== CentOS/RHEL Trivia ====

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