How To Install Latest Sonatype Nexus 3 on Linux

Sonatype Nexus is one of the best repository managers out there. It is some tool that you cannot avoid in your CI/CD pipeline. It effectively manages deployable artifacts.

Sonatype Nexus 3 on Linux ec2

This article guides you to install and configure Sonatype Nexus 3 in a secure way on an ec2 Linux System.

Note: This was tested on a Redhat 7 machine and it will work on Centos 7 as well.

Step 1: Login to your Linux server and update it.

Step 2: Install OpenJDK 1.8

Note: Nexus recommends oracle JDK to be installed. For demo purposes we use OpenJDK

Step 3: Create a directory named app and cd into the directory.

Step 4: Download the latest nexus. You can get the latest download links fo for nexus from here. Here I am downloading nexus 3.

Untar the downloaded file.

Rename the untared file to nexus.

Step 5: As a good security practice, it is not advised to run nexus service with any sudo user. So create a new user named nexus.

Change the ownership of nexus file to nexus user.

Open /app/nexus/bin/nexus.rc file, uncomment run_as_user parameter and set it as following.

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Step 6: If you want to change the default nexus data directory, open nexus properties file and change the data directory “-Dkaraf.data” parameter to a preferred location as shown below.

An example configuration is shown below.

Running Nexus as a Service

It is better to have a init.d entry to manage nexus service using the Linux service command. Follow the steps given below for the setup.

Step 1: Create a symbolic link for nexus service script to /etc/init.d folder.

Step 2: Execute the following commands to add nexus service to boot.

Manage Nexus Service

Now we have all the configurations in place. To start the Nexus service, use the following command.

The above command will start the nexus service on port 8081. To access the nexus dashboard, visit http://:8081. You will be able to see the nexus homepage as shown below.

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nexus 3 homepage

To log in, use the default username and password.

For stopping,

For restarting,

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