Prerequisites

Before progressing with your setup, this is what you need for the following:

• Manjaro System
• Administrative Privileges
• Nagios Log Server Instance
• Internet connection to download packages

Step 1: Install rsyslog

Update your Manjaro system and Install rsyslog is on your Linux Mint system.

sudo pacman -Syu
sudo pacman -S rsyslog

sudo pacman -Syu
sudo pacman -S rsyslog

He is an alternate command to install rsyslog if you encounter an issue installing.

sudo pacman -S syslog-ng

sudo pacman -S syslog-ng

Install curl if you have not installed it on your device.

sudo pacman -Syu curl

sudo pacman -Syu curl

Step 2: Configure rsyslog

Edit the rsyslog configuration file to forward logs to the Nagios Log Server. Open the configuration file with a text editor.

sudo nano /etc/rsyslog.conf

sudo nano /etc/rsyslog.conf

Add the following lines at the end of the file, replacing your-nagios-log-server-address with the actual IP address or hostname of your Nagios Log Server.

*.* @@<Nagios_Log_Server_IP>:5544

*.* @@<Nagios_Log_Server_IP>:5544

Step 3: Restart rsyslog

Restart the rsyslog service to apply the changes.

sudo systemctl restart rsyslog

sudo systemctl restart rsyslog

Step 4: Add a New Log Source in Nagios Log Server

Log in to your Nagios Log Server webpage.

On the homepage, click the + Linux button or navigate to + Add Log Source and select Linux.

Step 5: Download and Run the Setup Script

On the Linux Source Setup page, you’ll see a code block with a pre-configured command.

Copy the commands from the box and execute the command to download and run the setup script.

curl -sS -O http://your-nagios-log-server-address/nagioslogserver/scripts/setup-linux.sh

curl -sS -O http://your-nagios-log-server-address/nagioslogserver/scripts/setup-linux.sh

sudo bash setup-linux.sh -s your-nagios-log-server-address -p 5544

sudo bash setup-linux.sh -s your-nagios-log-server-address -p 5544

Change your-nagios-log-server-address with the actual IP address or hostname of your Nagios Log Server.

Step 6: Verify the Script Execution

The script will configure rsyslog and establish a connection with the Nagios Log Server. You should see a message indicating that the rsyslog service has restarted successfully and that logs are being forwarded to the Nagios Log Server.

Step 7: Confirm Log Reception

Navigate to the Dashboards section using the four squares icon in the left panel, and perform a query with the IP address of your Manjaro system to verify that logs are being received.

Conclusion

By following this instruction, you will have successfully configured Manjaro for Nagios Log Server. You can now track and analyze logs from your Manjaro system on your Nagios Log Server, enabling efficient log management and real-time monitoring. If you have additional questions or other support-related questions, please visit us at our Nagios Support Forum, Nagios Knowledge Base, or Nagios Library.

Prerequisites

Before you proceed, here is what you need:

• Manjaro System
• Administrative Privileges
• Nagios XI Instance
• Internet connection to download packages

Step 1: Install SNMP on Manjaro

Open up terminal and update your system.

sudo pacman -Syu

sudo pacman -Syu

Install the SNMP daemon on your Manjaro system.

sudo pacman -S net-snmp

sudo pacman -S net-snmp

Start and enable the SNMP service to ensure it runs on boot.

sudo systemctl start snmpd
sudo systemctl enable snmpd

sudo systemctl start snmpd
sudo systemctl enable snmpd

Step 2: Configure SNMP

Edit the SNMP configuration file to set up your community string and allow access from your Nagios XI server.

sudo nano /etc/snmp/snmpd.conf

sudo nano /etc/snmp/snmpd.conf

If the file for SNMP doesn’t exist, you can do it manually by creating a new file for the following command.

sudo mkdir -p /etc/snmp

sudo mkdir -p /etc/snmp

Add the following line to the configuration file. Change YourCommunityString with your chosen community string and NagiosServerIP with the IP address of your Nagios XI server.

rocommunity YourCommunityString NagiosServerIP

rocommunity YourCommunityString NagiosServerIP

Here is an example of what a community string format would look like.

rocommunity Str0ngC0mmunity 192.168.x.x

rocommunity Str0ngC0mmunity 192.168.x.x

Save the change with your SNMP configuration file and restart the SNMP service.

sudo systemctl restart snmpd

sudo systemctl restart snmpd

Step 3: Add Manjaro to Nagios XI

Open your web browser and log in to your Nagios XI interface.

Navigate to the Configuration menu and select Configuration Wizards.

Search for Linux SNMP and then select the Linux SNMP wizard from the list.

Enter the required details for your Linux SNMP configurations:

• The IP address of your Manjaro machine.
• Enter the SNMP community string you configured earlier(e.g., public).
• Select the services you want to monitor (e.g., CPU Load, Disk Usage, Memory Usage).
• Configure any additional settings as needed.

Finish the wizard and apply the configuration.

Step 4: Verify Monitoring

After completing the wizard, verify that Nagios XI is receiving SNMP data from your Manjaro machine. By checking the Host and Service Status in the Nagios XI interface and ensuring that the status indicators are green, indicating successful monitoring.

Conclusion

By reading through this guide, you should be able to monitor your Manjaro system using SNMP with Nagios XI. This will enable you to monitor critical system metrics, allowing for timely issue resolution and efficient resource management, ultimately ensuring your system runs smoothly and reliably. If you have additional questions or other support-related questions, please visit us at our Nagios Support Forum, Nagios Knowledge Base, or Nagios Library.