Quattor tutorial

quattor ArchitectureGerman Cancio and Piotr PoznanskiCERN/IThttp://quattor.orgDataGrid is a project funded by the European Commission Heidelberg project conference, Sept 2003under contract IST-2000-25182„„„„„„„‹‹„quattor architecture - overviewConfiguration Management InfrastructureCDB (Configuration Database)CCM (Configuration Cache Manager)Server Modules (SQL, XML Replication)CDB-GUI/CLINode configuration and InstallationAII (Automated Installation Infrastructure)NCM (Node Configuration Manager)Software Repository (SWRep)Software Package Management Agent (SPMA)Quattor tutorial – Cancio, Poznanski - n° 2Config Mgmt Infrastructure DesignConfiguration Database (CDB) Server ModulesConfiguration Information store. The Provide different access information is updated in transactions, it patterns to Configuration is validated and versioned. Pan Templates Informationare compiled into XML profiles SQL/HTTP/(LDAP)Server ModuleGUIServSQL/L er Mo DAP/HTTPduleSQL/HTTP/(LDAP)CDB…CLI SCDP (HTTP+notif)O RA / RP WNpan IVPan XMLI N NCMScripts CacheAN TTAInstallationPCCM...INodePan Templateswith configuration HTTP + notificationsinformation are input Configuration Cache Manager•nodes are notified about into CDB via GUI & changes of their configuration Configuration Information is stored CLI•nodes fetch the XML profiles via in the local cache. It is accessed via HTTP NVA-APIQuattor tutorial – Cancio, ...