Install Observium on Debian/Ubuntu

#Observium #NetworkMonitor #Linux

Full steps can be found at https://i12bretro.github.io/tutorials...

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What is Observium?
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Observium is a low-maintenance auto-discovering network monitoring platform supporting a wide range of device types, platforms and operating systems...-  https://www.observium.org/
 
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Installing Observium
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   01. Log into the Linux device
   02. Run the following commands in a terminal window
         install prerequisites
         sudo apt install libapache2-mod-php7.3 php7.3-cli php7.3-mysql php7.3-gd php7.3-json php-pear snmp fping mariadb-server mariadb-client python-mysqldb rrdtool subversion whois mtr-tiny ipmitool graphviz imagemagick apache2 -y
         create a directory for observium
         sudo mkdir -p /opt/observium
         download latest observium release
         sudo wget http://www.observium.org/observium-co...
         sudo tar zxvf observium-community-latest.tar.gz --directory /opt
         configure the MySQL database
         sudo su
         mysql_secure_installation
   03. Press Enter to login as root
   04. Type Y and press Enter to set a root password, type the password twice to confirm
   05. Type Y and press Enter to remove anonymous users
   06. Type Y and press Enter to disallow root login remotely
   07. Type Y and press Enter to remove the test database
   08. Type Y and press Enter to reload privilege tables
   09. Run the following command to login into MySQL:
         mysql -u root -p
   10. Authenticate with the root password set earlier
   11. Run the following commands to create the Observium database and database user
         CREATE DATABASE observium DEFAULT CHARACTER SET utf8 COLLATE utf8_general_ci;
         GRANT ALL ON observium.* to 'observium_rw'@'localhost' IDENTIFIED BY '0b5erv1um!!';
         FLUSH PRIVILEGES;
         EXIT;
         exit
   12. Continue with the following commands
         sudo cp /opt/observium/config.php.default /opt/observium/config.php
         sudo nano /opt/observium/config.php
   13. Update the MySQL connection information
   14. Press CTRL+O, Enter, CTRL+X to write the changes to config.php
   15. Continue with the following commands
         create the database objects
         /opt/observium/discovery.php -u
         create the logs directory
         sudo mkdir -p /opt/observium/logs
         create RRDs directory
         sudo mkdir /opt/observium/rrd
         sudo chown www-data:www-data /opt/observium/rrd
         create observium apache2 configuration
         sudo nano /etc/apache2/sites-available/observium.conf
   16. Paste the following configuration
         Listen 8001
         ≪VirtualHost *:8001≫
         DocumentRoot /opt/observium/html
         ≪Directory /≫
         AllowOverride All
         Options FollowSymLinks MultiViews
         Require all granted
         ≪/Directory≫
         ≪/VirtualHost≫
   17. Press CTRL+O, Enter, CTRL+X to write the changes to observium.conf
   18. Continue with the following commands
         enable required apache modules
         sudo a2enmod rewrite
         enable the observium site
         sudo a2ensite observium
         restart apache2 service
         sudo systemctl restart apache2
         create an admin user account
         /opt/observium/adduser.php i12bretro supersecurepw 10
   19. Open a web browser and navigate to http://DNSorIP:8001
   20. Log into Observium with the user created above
   21. Welcome to Observium
 
Source:  https://docs.observium.org/install_de...
 


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