nexus3 installtion step

#dowload the latest version
sudo wget https://download.sonatype.com/nexus/3/latest-unix.tar.gz
#untar the download file
sudo tar -xf latest-unix.tar.gz
# change to ownership
sudo chown -R ec2-user:ec2-user sonatype-work/ nexus3/
#list java packages
sudo yum list | grep java-1.8.0
#install java
sudo yum install java-1.8.0-openjdk -y
#move to nexus.rc file and add run_as_user="ec2-user"
vim /nexus3/bin/nexus.rc
#create soft link 
sudo ln -s /opt/nexus3/bin/nexus /etc/init.d/nexus
#change dirctore 
cd /etc/init.d
# add nexus to chkconfig
sudo chkconfig --add nexus
#enble nexus on reboot
sudo chkconfig nexus on
# start nexus
sudo service nexus start