Package ClusterShell :: Module NodeUtils

Module NodeUtils

Cluster nodes utility module

The NodeUtils module is a ClusterShell helper module that provides supplementary services to manage nodes in a cluster. It is primarily designed to enhance the NodeSet module providing some binding support to external node groups sources in separate namespaces (example of group sources are: files, jobs scheduler, custom scripts, etc.).

Classes

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GroupSourceException
Base GroupSource exception

GroupSourceNoUpcall
Raised when upcall is not available

GroupSourceQueryFailed
Raised when a query failed (eg.

GroupResolverError
Base GroupResolver error

GroupResolverSourceError
Raised when upcall is not available

GroupResolverConfigError
Raised when a configuration error is encountered

GroupSource
GroupSource class managing external calls for nodegroup support.

GroupResolver
Base class GroupResolver that aims to provide node/group resolution from multiple GroupSource's.

GroupResolverConfig
GroupResolver class that is able to automatically setup its GroupSource's from a configuration file.

Variables

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__package__ = 'ClusterShell'