Nexus

Nexus: It is an open-source software. it is an Artifactory repo. It can be used to store the build artifact and retrieve the build artifacts whenever required

Build artifacts means -- packages

java - jar, ear, war. Docker -Docker Images. Node Js - .tar

difference between GitHub and nexus

Nexus is an Artifactory repo manager that can be used to store build artifacts.

It has 2 Editions

Nexus OSS -- open source software

Nexus Pro -- Enterprise edition

directory

etc - nexus-default. Properties (here we can change the port number and path)

Pre-Requisite

java 8 or 1.8

2GB RAM for OS

• create an instance connected to putty

  -sudo su -

  -cd /opt

  -yum install wget -y

  -wget -c --header "Cookie: oraclelicense=accept-securebackup-cookie" http://download.oracle.com/otn-pub/java/jdk/8u131-b11/d54c1d3a095b4ff2b6607d096fa80163/jdk-8u131-linux-x64.rpm

  -yum install jdk-8u131-linux-x64.rpm -y

  -java -version

• install nexus

to get nexus link

see the tar file as shown in below

after extraction we get

lets see directory

Add user and give permission

Change the file name a shown below

Change the ownership of file

go to the nexus bin directory and there change the nexus.rc file

in vi we have to run it as nexus as shown in below

sudo systemctl start nexus

then check in browser https://ip address:(8081default port)

• admin password will be stored in below path

  

  

  signing change the password

  

  click on server admin config

  

  always disable anonymous access