Table Of Content

e d i u g t c e t i h c r a | p h p a php development in the cloud IVO JANSCH & VITO CHIN php|architect’s Guide to PHP Development in the Cloud byIvoJanschandVitoChin PHPDevelopmentintheCloud-aphp|architectGuide ContentsCopyright©2010–2011IvoJanschandBrainChinVito–AllRightsReserved Bookandcoverlayout,designandtextCopyright©2004-2011BlueParabola,LLC.anditspredecessors–AllRights Reserved FirstEdition:February2011 ISBN:978-0-9810345-2-2 ProducedinCanada PrintedintheUnitedStates Nopartofthisbookmaybereproduced,storedinaretrievalsystem,ortransmittedinanyformor bymeanswithoutthepriorwrittenpermissionofthepublisher,exceptinthecaseofbriefquotations embeddedincriticalreviewsorarticles. Disclaimer Althougheveryefforthasbeenmadeinthepreparationofthisbooktoensuretheaccuracyofthe informationcontainedtherein, thisbookisprovided”as-is”andthepublisher, theauthor(s), their distributorsandretailers,aswellasallaffiliated,relatedorsubsidiarypartiestakenoresponsibility foranyinaccuracyandanyandalldamagescaused,eitherdirectlyorindirectly,bytheuseofsuch information. Wehaveendeavoredtoproperlyprovidetrademarkinformationonallcompaniesand productsmentionedinthebookbytheappropriateuseofcapitals.However,wecannotguaranteethe accuracyofsuchinformation. Blue Parabola, The Blue Parabola logo, php|architect, the php|architect logo, NanoBook and the NanoBooklogoaretrademarksorregisteredtrademarksofBlueParabola,LLC,itsassigns,partners, predecessorsandsuccessors. Writtenby IvoJanschandVitoChin Publishedby BlueParabola,LLC. 28BombayAve. Toronto,ONM3H1B7 Canada (416)630-6202/(877)630-6202 [email protected]/www.phparch.com Publisher MarcoTabini TechnicalReviewer KoenvanUrk CopyEditor StanTymorek LayoutandDesign ArbiArzoumani ManagingEditor ElizabethTuckerLong FinanceandResourceManagement EmanuelaCorso Contents Acknowledgements xi AFewWordsFromVito . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xi AFewWordsFromIvo . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xii Foreword xv Chapter1—Introduction 1 TheBook’sStructure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 TheSampleCodeApplication:PictureMe. . . . . . . . . . . . . . . . . . . . . 2 Conventions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 StayingUp-to-date . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Chapter2—CloudComputingPrimer 5 WhatisCloudComputing? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 FiveEssentialCharacteristics . . . . . . . . . . . . . . . . . . . . . . . . . 6 ThreeServiceModels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 FourDeploymentModels . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 CurrentStateofAffairs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 TechnologyTrigger . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 ThePeakofInflatedExpectations . . . . . . . . . . . . . . . . . . . . . . 10 TroughofDisillusionment . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 SlopeofEnlightenment . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 PlateauofProductivity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 InfrastructureasaService . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 vi ” CONTENTS PlatformasaService . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 SoftwareasaService . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 Chapter3—CloudBasics 19 GeneralPrerequisites. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 PHP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 Object-OrientedDevelopment . . . . . . . . . . . . . . . . . . . . . . . . 20 NetworkProgramming . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 XML . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 JSON . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 Virtualization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 Clustering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 WebServices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26 SOAP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26 REST . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27 HTTPAPIs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28 SystemAdministration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 Chapter4—CloudArchitecture 31 HorizontalScalability . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31 Load-balancing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34 ParallelDistributedJobProcessing . . . . . . . . . . . . . . . . . . . . . . 36 Sessions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36 DistributedFile-storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37 AutomaticDeployment . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38 CreatingaPackageforthePackageManager . . . . . . . . . . . . . . . . 40 CreatingaRepository. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42 InstallinganApplicationFromaPackageonaCloudInstance . . . . . 43 BottleneckPrevention . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44 TypesofBottlenecks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45 UsingXdebugProfilertoIdentifyBottlenecks . . . . . . . . . . . . . . . 46 CircumventingBottleneckswiththeCloud . . . . . . . . . . . . . . . . . 48 Abstraction. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49 Multi-Tenancy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51 SeparateApplications,SeparateDatabases . . . . . . . . . . . . . . . . . 52 CONTENTS ” vii OneApplication,SeparateDatabases . . . . . . . . . . . . . . . . . . . . 52 SeparateApplications,OneDatabase . . . . . . . . . . . . . . . . . . . . 52 OneApplication,OneDatabase. . . . . . . . . . . . . . . . . . . . . . . . 52 AdvancedApproaches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53 Chapter5—WorkingwithPopularCloudInfrastructures 55 Amazon’sCloud . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55 Amazon’sS3,CloudFront,EC2andElasticMapReduce . . . . . . . . . . 56 PictureMe:theCloudApplication . . . . . . . . . . . . . . . . . . . . . . 57 Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57 StoringPicturesinS3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58 GeographicalOptimizationwithCloudFront . . . . . . . . . . . . . . . . 60 Amazon’sElasticComputeCloud. . . . . . . . . . . . . . . . . . . . . . . 61 SearchingforColors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63 MapReduce . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65 Hadoop’sMapReduce . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66 TheColorIndexingArchitecture . . . . . . . . . . . . . . . . . . . . . . . 66 TheColorGrid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67 TheMapper . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70 TheReducer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71 SandboxingonaVMwithApacheHadoop . . . . . . . . . . . . . . . . . 72 CreatingtheJobFlowonElasticMapReduce . . . . . . . . . . . . . . . . 74 UpdatingtheColorIndextoLocalStorage . . . . . . . . . . . . . . . . . 75 TokyoCabinetandTokyoTyrant . . . . . . . . . . . . . . . . . . . . . . . 75 tokyo_tyrantExtension. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75 HandlingSearchRequests . . . . . . . . . . . . . . . . . . . . . . . . . . . 77 MappingMatchingPositions . . . . . . . . . . . . . . . . . . . . . . . . . 79 AutomaticElasticitywithRackspaceCloud . . . . . . . . . . . . . . . . . . . . 80 TheRackspaceCloud . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81 DistributedProcessingforPictureMe . . . . . . . . . . . . . . . . . . . . 82 TacklingtheBottleneck:_putColorGridofPictureManager . . . . . . . 84 WorkerManager . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 85 SpawningWorkers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 86 TheWorker. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 87 viii ” CONTENTS MonitoringWorkers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89 MonitoringWorkerServers . . . . . . . . . . . . . . . . . . . . . . . . . . 91 StartingUpaNewWorkerServer . . . . . . . . . . . . . . . . . . . . . . . 92 StoppingaWorkerServer . . . . . . . . . . . . . . . . . . . . . . . . . . . 93 TheWorkerServerImage . . . . . . . . . . . . . . . . . . . . . . . . . . . 94 Authentication . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 95 Conclusion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 96 Microsoft’sAzureCloud . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 96 WindowsAzure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 96 SQLAzure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100 AppFabric(FormerlyKnownas.NETServices) . . . . . . . . . . . . . . . 100 Chapter6—WorkingwithPopularCloudPlatforms 103 GoogleAppEngine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 103 AppEngineandPHP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 104 ALookatQuercus. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 105 GettingPHPAppsRunninginAppEnginethroughQuercus . . . . . . . 107 AdministrationandMonitoring. . . . . . . . . . . . . . . . . . . . . . . . 112 RackspaceCloudSites . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 112 OtherPlatforms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 114 Chapter7—WorkingwithPopularCloudSoftwareandServices 117 IdentificationUsingOpenID . . . . . . . . . . . . . . . . . . . . . . . . . . . . 117 LoginRequest . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 119 IdentityProviderAuthorization . . . . . . . . . . . . . . . . . . . . . . . . 120 Verification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 121 AuthorizationUsingOAuth . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 122 RegisteringwiththeServiceProvider . . . . . . . . . . . . . . . . . . . . 123 GettingaRequestToken . . . . . . . . . . . . . . . . . . . . . . . . . . . . 123 GettinganAccessToken . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125 FetchingResources . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 126 Search . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 127 GoogleSearch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 127 TwitterSearch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 130 Payments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 132 CONTENTS ” ix GoogleCheckout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 132 GoogleCheckoutAPIs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 133 Paypal. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 135 CRM. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 136 MakingSalesforceEasierwithPHP . . . . . . . . . . . . . . . . . . . . . . 138 ConnectingandLoggingontoSalesforce.com . . . . . . . . . . . . . . . 138 ListingProfiles . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 140 CreatingaUser . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 140 DisablingaUser . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 141 ListingUsers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 141 UpsertingaUser . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 142 CreatinganAuthenticationWebService. . . . . . . . . . . . . . . . . . . 142 EnablingSingleSign-OnonSalesforce.com. . . . . . . . . . . . . . . . . 143 AccessSalesforce.comSeamlesslyfromyourLocalServer . . . . . . . . 144 Conclusion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 145 Maps . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 145 GoogleMapswithPHP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 145 Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 147 Scalability . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 149 Performance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 149 ObjectSize . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 149 DownloadOptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 149 Security . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 149 RegionalOptimizationandFlexibility . . . . . . . . . . . . . . . . . . . . 150 Reliability. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 150 Cost-Efficiency . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 150 AmazonSimpleStorageService(S3) . . . . . . . . . . . . . . . . . . . . . 150 RackspaceCloudFiles . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 151 NirvanixStorageDeliveryNetwork . . . . . . . . . . . . . . . . . . . . . . 151 ThePlanet’sStorageCloud . . . . . . . . . . . . . . . . . . . . . . . . . . 151 EMCAtmosOnlineStorageService . . . . . . . . . . . . . . . . . . . . . 151 Conclusion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 151

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PHP Development in the Cloud PDF

173 Pages·2011·9.339 MB·English
by  I. Jansch, V. Chin
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