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Dell EMC OpenManage Plug-in Version 3.0 for Nagios Core Installation Guide

Upgrading to Dell EMC OpenManage Plug-in Version 3.0 for Nagios Core

You can upgrade from Dell OpenManage Plug-in Version 2.0 or Dell EMC OpenManage Plug-in for Nagios Core version 2.1 to Dell EMC OpenManage Plug-in Version 3.0 for Nagios Core by performing the following steps:
  1. Download the latest Dell EMC OpenManage Plug-in Version 3.0 for Nagios Core installer from the Dell EMC support website at Dell.com/support or from Nagios exchange at exchange.nagios.org/.
    The installer is packaged as a .tar.gz file named Dell_EMC_OpenManage_Plugin_v3.0_Nagios_Core_A00.tar.gz.
  2. Navigate to the location where you have downloaded the folder, and run the following command to extract its contents:
    tar -zxvf Dell_EMC_OpenManage_Plugin_v3.0_Nagios_Core_A00.tar.gz
    The following folder and files are extracted:
    • Dell_OpenManage_Plugin folder
    • Dell_EMC_OM_Plugin_3_0_For_NagiosCore_IG.pdf file
    • Dell_EMC_OM_Plugin_3_0_For_NagiosCore_ReadMe.txt file
    • license_en.txt file
  3. Navigate to the Dell_OpenManage_Plugin/Install folder, and then run the following command to invoke the installer:
    ./install.sh
  4. Press Y if Nagios Core version 3.5.0 or later is installed in your system, or press any other key to exit the installation process, install Nagios Core version 3.5.0 or later and then begin the installation process once again.
    Alternatively, you can press any key to exit installation and the default value (Y).
  5. When prompted for the installed Nagios Core location, provide the path, and then press Enter.
    Alternatively, you can press Enter to continue with the default location, /usr/local/nagios/.

    An invalid entry will display an error and exit the installation process.

    A prerequisite check is run and the installed perquisites are displayed.
    NOTE: If any of the other required prerequisites are not met, then the installation procedure will display an appropriate message and continues with the installation. However, before the functionality invocation, all the mandatory prerequisites should be installed else an error message is displayed and functionality will be aborted.
  6. When prompted to upgrade to Dell EMC OpenManage Plug-in Version 3.0 for Nagios Core, press Y. Alternatively, you can press Enter to continue with the default value (Y).
    If you do not want to upgrade, press any other key to exit the installation process.
  7. Press Y if you accept the End User License Agreement, or any other key to exit the installation.
    Alternatively, you can press Enter to continue with the default value (Y).
  8. If you have installed SNMPTT, provide the path where SNMPTT is installed, and then press Y to continue with the installation.
    Alternatively, you can press Enter to continue with the default file path, /etc/snmp/snmptt.ini. If you have not installed SNMPTT and want to skip this step, press Enter.
    NOTE: If SNMPTT was not installed while installing this plug-in, but you later want to receive SNMP alerts, perform the following actions:
    • Install SNMPTT.
    • Navigate to <NAGIOS_HOME>/dell/install, and then run the following command:

      ./install.sh trap

      <NAGIOS_HOME> is the installed location of Nagios Core and by default, the location of <NAGIOS_HOME> is /usr/local/nagios/.

    • Restart SNMPTT.
    • Restart Nagios service.
  9. If you have installed Java, provide the path where Java is installed, and then press Y to continue with the installation.
    Alternatively, you can press Enter to continue with the default file path, /usr/bin/java.
    NOTE: If Java was not installed while installing this plug-in, but you later want to install or upgrade the Java version, perform the following actions:
    • Install Java.
    • Navigate to <NAGIOS_HOME>/dell/install, and then run the following command:

      ./install.sh java

      <NAGIOS_HOME> is the installed location of Nagios Core and by default, the location of <NAGIOS_HOME> is /usr/local/nagios/.

    • Restart Nagios service.
    The plug-in is now installed.
  10. To verify the Nagios Core configuration entry, run the following command:
    <NAGIOS_HOME>/bin/nagios -v <NAGIOS_HOME>/etc/nagios.cfg
    A successful configuration update will display zero errors or warnings. If you receive any errors or warnings during this step, resolve them manually.
  11. If you have installed SNMPTT and want to verify the SNMPTT configuration entry, navigate to the path where SNMPTT is installed and verify that the following entries are present in the snmptt.ini file under the section TrapFiles:
    • <NAGIOS_HOME>/dell/config/templates/Dell_Agent_free_Server_Traps.conf
    • <NAGIOS_HOME>/dell/config/templates/Dell_Chassis_Traps.conf

    • <NAGIOS_HOME>/dell/config/templates/Dell_Compellent_Traps.conf

    • <NAGIOS_HOME>/dell/config/templates/Dell_EqualLogic_Traps.conf

    • <NAGIOS_HOME>/dell/config/templates/Dell_PowerVaultMD_Traps.conf

    • <NAGIOS_HOME>/dell/config/templates/Dell_F10_Switch_Traps.conf

    • <NAGIOS_HOME>/dell/config/templates/Dell_N_Series_Traps.conf

  12. Restart the Nagios Core services by running the following command:
    service nagios restart
  13. If you have installed SNMPTT, then restart the SNMPTT services by running the following command:
    service snmptt restart

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