Installing Nexus Repositories on CentOS
1 min readSep 7, 2022
Nexus is a repository manager. It allows you to proxy, collect, and manage your dependencies so that you are not constantly juggling a collection of JARs. It makes it easy to distribute your software
The Nexus Repository can be installed in CentOS using the following shell script
Requirements
CentOS — 4GB Ram , 2 CPU
#!/bin/bash
yum --help /dev/nullif [ $? -eq 0 ]
then yum install java-1.8.0-openjdk.x86_64 wget -y
mkdir -p /opt/nexus/
mkdir -p /tmp/nexus/
cd /tmp/nexus
NEXUSURL="https://download.sonatype.com/nexus/3/latest-unix.tar.gz"
wget $NEXUSURL -O nexus.tar.gz
EXTOUT=`tar xzvf nexus.tar.gz`
NEXUSDIR=`echo $EXTOUT | cut -d '/' -f1`
rm -rf /tmp/nexus/nexus.tar.gz
rsync -avzh /tmp/nexus/ /opt/nexus/
useradd nexus
chown -R nexus.nexus /opt/nexus
cat <<EOT>> /etc/systemd/system/nexus.service
[Unit]
Description=nexus service
After=network.target[Service]
Type=forking
LimitNOFILE=65536
ExecStart=/opt/nexus/$NEXUSDIR/bin/nexus start
ExecStop=/opt/nexus/$NEXUSDIR/bin/nexus stop
User=nexus
Restart=on-abort[Install]
WantedBy=multi-user.targetEOTecho 'run_as_user="nexus"' > /opt/nexus/$NEXUSDIR/bin/nexus.rc
systemctl daemon-reload
systemctl start nexus
systemctl enable nexus
dateelse
echo " This Script only works on CentOS "
fi