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openjdk-7-jre and openjdk-7-jdk are suggested.
Install Java 8 in Ubuntu:
1)
2)
3)
4)
Oracle JDK 8 installed
Optional:
set JAVA_HOME
1)
2)
3)
4)
Check Service -
** jenkins user is created to run the service
Log file location -
Config file -
Inside Your Ubuntu box :
root@ip-****:~# lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 16.04.3 LTS
Release: 16.04
Codename: xenial
Setup: =>
You need to have a JDK and JRE installed.openjdk-7-jre and openjdk-7-jdk are suggested.
Install Java 8 in Ubuntu:
1)
praja@ip-****:/etc/apt/sources.list.d$ sudo add-apt-repository ppa:webupd8team/java
Oracle Java (JDK) Installer (automatically downloads and installs Oracle JDK7 / JDK8 / JDK9). There are no actual Java files in this PPA.
…
Ubuntu 16.10 Yakkety Yak is no longer supported by Canonical (and thus, Launchpad and this PPA). The PPA supports Ubuntu 17.10, 17.04, 16.04, 14.04 and 12.04.
…
Oracle JDK 9 is now considered stable. There are currently only 64bit builds (no other builds are available for download: http://www.oracle.com/technetwork/java/javase/downloads/index.html )
More info: https://launchpad.net/~webupd8team/+archive/ubuntu/java
Press [ENTER] to continue or ctrl-c to cancel adding it
OK
praja@ip-****:/etc/apt/sources.list.d$ ls
webupd8team-ubuntu-java-xenial.list
praja@ip-172-31-17-211:/etc/apt/sources.list.d$ cat webupd8team-ubuntu-java-xenial.list
deb http://ppa.launchpad.net/webupd8team/java/ubuntu xenial main
# deb-src http://ppa.launchpad.net/webupd8team/java/ubuntu xenial main
praja@ip-****:~/jenkins$ sudo apt-get update
Get:1 http://ppa.launchpad.net/webupd8team/java/ubuntu xenial InRelease [17.5 kB]
Hit:2 http://ap-south-1.ec2.archive.ubuntu.com/ubuntu xenial InRelease
Get:3 http://ap-south-1.ec2.archive.ubuntu.com/ubuntu xenial-updates InRelease [102 kB]
Hit:4 http://security.ubuntu.com/ubuntu xenial-security InRelease
Get:5 http://ppa.launchpad.net/webupd8team/java/ubuntu xenial/main amd64 Packages [2,912 B]
Get:6 http://ppa.launchpad.net/webupd8team/java/ubuntu xenial/main Translation-en [1,260 B]
Get:7 http://ap-south-1.ec2.archive.ubuntu.com/ubuntu xenial-backports InRelease [102 kB]
Fetched 226 kB in 0s (239 kB/s)
Reading package lists... Done
3)
praja@ip-****:~/jenkins$ sudo apt-get install oracle-java8-installer
Reading package lists... Done
Building dependency tree
Reading state information... Done
4)
praja@ip-****:~/jenkins$ javac -version
javac 1.8.0_151
Optional:
set JAVA_HOME
praja@ip-****:/usr/lib$ sudo update-alternatives --config java
There is 1 choice for the alternative java (providing /usr/bin/java).
Selection Path Priority Status
------------------------------------------------------------
0 /usr/lib/jvm/java-8-oracle/jre/bin/java 1081 auto mode
* 1 /usr/lib/jvm/java-8-oracle/jre/bin/java 1081 manual mode
Open => <sudo nano /etc/environment>
Update java home path.
PATH="/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games"
JAVA_HOME="/usr/lib/jvm/java-8-oracle"
praja@ip-****:/usr/lib$ source /etc/environment
praja@ip-****:/usr/lib$ echo $JAVA_HOME
/usr/lib/jvm/java-8-oracle
Install Jenkins :
1)
praja@****:~/jenkins$ wget -q -O - https://pkg.jenkins.io/debian/jenkins-ci.org.key | sudo apt-key add -
OK
2)
praja@ip-****:~/jenkins$ sudo sh -c 'echo deb http://pkg.jenkins.io/debian-stable binary/ > /etc/apt/sources.list.d/jenkins.list'
praja@ip-****:~/jenkins$ sudo apt-get update
Hit:1 http://ppa.launchpad.net/webupd8team/java/ubuntu xenial InRelease
Hit:2 http://security.ubuntu.com/ubuntu xenial-security InRelease
Hit:3 http://ap-south-1.ec2.archive.ubuntu.com/ubuntu xenial InRelease
Get:4 http://ap-south-1.ec2.archive.ubuntu.com/ubuntu xenial-updates InRelease [102 kB]
Ign:5 http://pkg.jenkins.io/debian-stable binary/ InRelease
Get:6 http://pkg.jenkins.io/debian-stable binary/ Release [2,042 B]
Get:7 http://ap-south-1.ec2.archive.ubuntu.com/ubuntu xenial-backports InRelease [102 kB]
Get:8 http://pkg.jenkins.io/debian-stable binary/ Release.gpg [181 B]
Get:9 http://pkg.jenkins.io/debian-stable binary/ Packages [12.5 kB]
Fetched 219 kB in 1s (181 kB/s)
Reading package lists... Done
praja@ip-****:~/jenkins$ sudo apt-get install jenkins
Reading package lists... Done
Building dependency tree
Reading state information... Done
…
Processing triggers for ureadahead (0.100.0-19) ...
Check Service -
praja@ip-****:~/jenkins$ sudo /etc/init.d/jenkins status
● jenkins.service - LSB: Start Jenkins at boot time
Loaded: loaded (/etc/init.d/jenkins; bad; vendor preset: enabled)
Active: active (exited) since Thu 2017-12-28 06:48:39 UTC; 3min 14s ago
Docs: man:systemd-sysv-generator(8)
Tasks: 0
Memory: 0B
CPU: 0
Dec 28 06:48:38 ip-172-31-17-211 systemd[1]: Starting LSB: Start Jenkins at boot time...
Dec 28 06:48:38 ip-172-31-17-211 jenkins[17388]: * Starting Jenkins Automation Server jenkins
Dec 28 06:48:38 ip-172-31-17-211 su[17409]: Successful su for jenkins by root
Dec 28 06:48:38 ip-172-31-17-211 su[17409]: + ??? root:jenkins
Dec 28 06:48:38 ip-172-31-17-211 su[17409]: pam_unix(su:session): session opened for user jenkins by (uid=0)
Dec 28 06:48:39 ip-172-31-17-211 jenkins[17388]: ...done.
Dec 28 06:48:39 ip-172-31-17-211 systemd[1]: Started LSB: Start Jenkins at boot time.
** jenkins user is created to run the service
praja@ip-****:~/jenkins$ id jenkins
uid=112(jenkins) gid=116(jenkins) groups=116(jenkins)
Log file location -
praja@ip-172-31-17-211:~/jenkins$ tail /var/log/jenkins/jenkins.log
Dec 28, 2017 6:48:59 AM hudson.model.DownloadService$Downloadable load
INFO: Obtained the updated data file for hudson.tasks.Maven.MavenInstaller
…
Config file -
praja@ip-172-31-17-211:~/jenkins$ cat /etc/default/jenkins
For More Info:
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