Windows Management Instrumentation Tool WMIT Mike Lawson Steve

Windows Management Instrumentation Tool (WMIT) Mike Lawson & Steve Wise CS 526 Semester Project 12/08/03

The Common Information Model • The Common Information Model (CIM) Is Developed by the Distributed Management Task Force (DMTF) – – – Hewlett Packard Cisco Sun Microsystems Intel EMC Many others

The Common Information Model • CIM Is An Industry Standard Created To Abstract Proprietary Technology Away From the System Administrator – Heterogeneous Resources Controlled By A Common Interface – Solves The System Administrator’s Problem

System Administrators Problem System 1: Windows System 3: Solaris Administrator Access System 2: Linux

The Common Information Model • CIM Schema Is Broken Into 3 Layers – Core Model - Generic Representations Of Managed Objects • Systems, Network Components, Services, Devices – Common Model - Specific Managed Objects • Computers, Networks, Applications – Extension Schemas - Technology Specific Extensions of the Common Model • UNIX, Microsoft Windows

WBEM Environment CIM Client CIM-XML WBEM Server CIM-XML Protocol Adapter CIM-XML Indication Handler CIM Object Manager (CIMOM) Provider Managed Element(s) Provider

WMI Infrastructure Management Application COM/DCOM Iwbem Services Snap-In CIM Object Manager WMI Repository COM/DCOM Iwbem Services Object Providers WMI Objects SNMP Objects RPC DMI Objects Win 32 Objects Other Objects

WMIT Design Management Commands Allows easy extension of the command set Daemon WMI Command Set Web Server Central Controller Adapter Windows WMI Solaris WBEM Services Technology Specific Schema Extensions No Access To Solaris WBEM Services

WMIT Implementation Management Commands Allows easy extension of the command set Tomcat SOAP Messages Central Controller WMITServlet Windows WMI Solaris WBEM Services Technology Specific Schema Extensions No Access To Solaris WBEM Services

WMIT Design With Added Resources Management Commands WMI Commands Solaris Commands HPTRU 64 Commands Web Server Central Controller Daemon Adapter Windows WMI Solaris WBEM Services HP TRU 64 Additional Technology Specific Schema Extensions

Resources • Distributed Management Task Force, Inc. Common Information Model Specification, Version 2. 2, June 1999 • Julie Schott, Proceedings From The Global Management Conference, Introduction to WBEM Source, June 2003 • Microsoft Corporation, WMI and CIM Concepts and Terminology, December 2001