This page summarising some techniques for automating admin, especially node management.

NMIS Cluster Node Admin

When using an opHA NMIS cluster most node admin is performed on the "Main Primary" server, more details about that @ opHA 3 Redundant Node Polling and Centralised Node Management

Using a script to active nodes for opConfig

The following BASH script will let activate opConfig for all nodes or the nodes matching the provided REGEX pattern on the primary server, opHA will then synchronise this to all the pollers.

opConfig Automation

The following handy BASH script will run an opConfig discovery, which includes OS Info and credential discovery.  It will run this for all the nodes and it will only run if the node is enabled in opConfig.