Nagios Client Install

Home » Computer Articles » Linux » Nagios Client Install
May 23, 2008 Linux No Comments

Linux

Prerequisites
A valid C compiler.
SSH access to the machine.
Nagios-plugin tar (see Nagios Server Installation on where to get the plugin).

Installing the Nagios Plugins (Tarball is on your Nagios Server)

  • Untar nagios-plugins.
  • Run the configure script "./configure".
  • Run "make".
  • Run "make install".

Create a nagios user (and give ssh access)

  • Type "useradd -m -d /home/nagios -s /bin/bash nagios".
  • Type "passwd nagios" and give the nagios user a password
  • Create a ".ssh" directory in the nagios user's home directory.
  • Copy the public key into the .ssh directory.
  • Change the owner of the nagios home directory and all it's subdirectories to nagios "chown -R nagios ~nagios".
  • Change the owner of /usr/local/nagios to nagios "chown -R nagios /usr/local/nagios".
  • Attempt to connect to the new client using the nagios user on server.
Note: Run "ssh -v" if you cannot seem to connect to see if the issue is key or firewall related.

Configure the host

  • See the "Configuring a Remote Host" section in the see Nagios Server Installation document.

Windows

Prerequisites
OpenSSH portable for windows (3.81) openssh.zip

Installing SSH

  • Create a nagios user in Windows.

Within the openssh.zip there is a directory called "home" and within it contains nagios' home directory as well as nagios' public key.

  • Copy "home" to the <OpenSSH install dir> directory.
  • Follow the instructions on how to install OpenSSH for Windows.
  • Attempt to connect to the new client using the nagios user on the nagios server.
Note: Run "ssh -v" if you cannot seem to connect to see if the issue is key or firewall related.

Installing Nagios Plugins

Within the openssh.zip there is a check_disk.exe and a few dll's.

  • Copy check_disk.exe to the <OpenSSH install dir>/bin directory.
  • Copy cygwin1.dll to the <OpenSSH install dir>/bin directory.
Note: Stop OpenSSH if you cannot replace this file.
Share This:

Leave a Reply

Your email address will not be published. Required fields are marked *