Introducing NSClient++

• monitoring agent sitting on each host to monitor
  • much like WinRM, in this case the "agent" is shipped with windows
• open source (GPL)
• mature (10 year old codebase)
• maintained (latest commit 17h ago)
• Support for Linux, Windows and more

Push and pull protocols

• NRPE Nagios Remote plugin Executor (pull)
• NSCA Nagios Service Check Acceptor (push)
• NRDP is a replacement for NSCA. (push)
• check_mk is a protocol utilized by the check_mk monitoring system. (pull)
• Syslog is a protocol primarily designed for submitting log records. (push)
• Graphite's carbon (push)

Overview

Zenoss

New Windows ZenPack

• Device Organizer /Server/Windows
• 5 Command Datasources
  • ​cpu, memory, pagefile, disk, services
• 4 Graphs
  • ​cpu, memory, pagefile, disk
• ​Alerts for pagefile, disk and services
• Planned: Modeler for Disks

Command Datasource

/usr/lib64/nagios/plugins/check_nrpe -H ${here/manageIp} -c check_cpu

/usr/lib64/nagios/plugins/check_nrpe -H ${here/manageIp} -c check_service "filter=start_type = 'auto'"

Encryption & Authentication

• Authentication is based on source IP
• Encryption is enabled with TLS