Deep Dive into Neutron

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1、DeepDiveintoNeutronbyYongShengGongcaveats●developersoriented–manycodesandUMLdiagrams●thesnapshotofcurrentneutroncode–evolutionofneutroncodeswillobsoletesomecontentsofthispresentationComingsessionsaboutNeutron●LoadbalancinginneutronThursdayNovember7,20134:30pm-5:10pm,SkyCityGrandBallroom

2、C(SkyCityMarriottHotel)●HowtoWriteaNeutronPlugin,IfYouReallyNeedtoThursdayNovember7,20135:20pm-6:00pm,SkyCityGrandBallroomC(SkyCityMarriottHotel)●OpenStackNeutronModularLayer2PluginDeepDiveFridayNovember8,201311:00am-11:40am,ExpoBreakoutRoom2(AsiaWorld-Expo)●NeutronHybridDeploymentandPe

3、rformanceAnalysisFridayNovember8,20131:30pm-2:10pm,ExpoBreakoutRoom2(AsiaWorld-Expo)●NeutronNetworkNamespacesandIPtables:TechnicalDeepDiveFridayNovember8,20134:10pm-4:50pm,ExpoBreakoutRoom2(AsiaWorld-Expo)Contents●theprocessofneutronstart●thenormalstepstoprocessarequest●StartML2plugin●m

4、essagequeuesinNeutron●interactionwithnovacompute●TodebugtheNeutronrelatedskills●WSGIWSGIistheWebServerGatewayInterface.Itisaspecificationforwebserversandapplicationserverstocommunicatewithwebapplications.●pastedeployPasteDeploymentisasystemforfindingandconfiguringWSGIapplicationsandserv

5、ers.TheprimaryinteractionwithPasteDeployisthroughitsconfigurationfiles.●PythonRoutesRoutesisaPythonre-implementationoftheRailsroutessystemformappingURLstoapplicationactions,andconverselytogenerateURLs.RoutesmakesiteasytocreateprettyandconciseURLsthatareRESTfulwithlittleeffort.●peCanWill

6、wechangetopecan?seedesignsummitsessionNeutronAPIFrameworkReplacementLayerdiagramofNeutronserverExtensionARESTExtension…RESTCoreRESTAPIAPIAPIAuthN/AuthZ/InputValidation/OutputviewServiceAPluginService…PluginCorePluginInterfaceInterfaceInterfaceCorePluginagents(VendorServiceAPluginService

7、…Pluginspecific)pasteapplicationandfilters[composite:neutron]use=egg:Paste#urlmap/:neutronversions/v2.0:neutronapi_v2_0[composite:neutronapi_v2_0]use=call:neutron.auth:pipeline_factorykeystone=authtokenkeystonecontextextensionsneutronapiapp_v2_0[filter:keystonecontext]paste.fil