How to Install Observium on Arch Linux

Observium is an open-source network monitoring platform that provides a comprehensive solution for monitoring networks, devices, and applications. In this tutorial, we will guide you on how to install Observium on Arch Linux.

Prerequisites

• A fresh installation of Arch Linux system
• Root access to the system.

Step 1: Update the system

The first step is to update the system packages to the latest version using the system package manager pacman.

pacman -Syu

Step 2: Install required packages

Before starting the installation of Observium, you need to install the required packages that are necessary for the observium installation.

pacman -S apache mariadb php php-fpm php-gd php-mysql php-snmp snmp net-snmp-utils cronie

##Step 3: Create Database and User Now that the required packages are installed, it's time to create a new database and user for Observium.

mysql -u root -p
> CREATE DATABASE observiumdb;
> GRANT ALL PRIVILEGES ON observiumdb.* TO 'observiumuser'@'localhost' IDENTIFIED BY 'password';
> FLUSH PRIVILEGES;
> exit

Step 4: Download Observium

Download and extract the latest version of Observium from the official website.

wget http://www.observium.org/observium-community-latest.tar.gz
tar xvzf observium-community-latest.tar.gz
mv observium-community-* /var/www/observium

Step 5: Configure Observium

Now, go to the Observium installation directory and copy the default configuration file.

cd /var/www/observium
cp config.php.default config.php

Next, edit the configuration file and replace the database credentials with the ones you created earlier.

nano config.php

Search for the database settings in the configuration file and update them as follows:

$config['db_extension'] = 'mysqli';
$config['db_host'] = 'localhost';
$config['db_user'] = 'observiumuser';
$config['db_pass'] = 'password';
$config['db_name'] = 'observiumdb';

Step 6: Set Permissions

You need to make sure that the web server can access the Observium installation directory. To do this, set the owner and group of the directory to the web server user.

chown -R http:http /var/www/observium

Step 7: Configure Apache

Create a new virtual host configuration file for Observium.

nano /etc/httpd/conf/extra/observium.conf

Add the following configuration directives to the new file:

<VirtualHost *:80>
    ServerAdmin [email protected]
    DocumentRoot "/var/www/observium"

    <Directory "/var/www/observium">
        Options FollowSymLinks
        AllowOverride All
        Require all granted
    </Directory>

    ErrorLog "/var/log/httpd/observium-error.log"
    CustomLog "/var/log/httpd/observium-access.log" combined
</VirtualHost>

Save and close the configuration file.

Step 8: Start and enable services

The final step is to start the required services and enable them to start automatically during system boot.

systemctl start mariadb
systemctl enable mariadb
systemctl start httpd
systemctl enable httpd
systemctl restart php-fpm
systemctl enable php-fpm
systemctl start snmpd
systemctl enable snmpd

Step 9: Access Observium

Observium installation is complete. Navigate to the following URL to access the Observium web interface.

http://your-server-ip/observium/

You will be prompted to enter the username and password. The default username is admin and the default password is also admin.

Congratulations! You have successfully installed Observium on your Arch Linux system.