The Orchestrator server is responsible for distribution and launch of simple apply/rollback shell scripts in a particular order across multiple servers . If for any reason deployment is failing at a particular stage the process will stop and you can rollback any changes done until then.
In case you want to deploy your code or just call your preferred DSC client to apply the configuration locally the Orchestrator can be a handy tool.
The operation can be started manually or scheduled,...
chainssh is a shell script to smplify the ssh login via multiple sshgateways/firewallgateaways. e.g. connect from homehost via sshgateway to a clusternode with one command.
Parallel Secure Shell (pssh) is an ssh wrapper that makes it easy to execute commands on multiple remote systems in parallel. pssh accepts lists of host names, system attributes and exclusions.
The project focuses on developing an environment where one can harness idle CPU cycles of numerous networked systems to work together on a particularly processing-intensive problem. (distributed computing you may call it)
Extensive High Availability Modules (XHAM) provides “active-active” failsafe solutions to your Linux Firewall, Gateway, Router, Email Server, NIDS (Snort), Proxy, Samba, MySQL (with NAS), and Apache.