VMware THINAPP 4.6 - Page 19

VMware, Inc. 19
Chapter 2 Capturing Applications
WhenyouselectMergedisolation,ThinAppcompletesthefollowingoperations:
 SetstheDirectoryIsolationModeparameterinthePackage.inifiletoMerged.
 SetsupexceptionsthatapplyWriteCopyisolationtothefollowingdirectoriesandtheirsubdirectories:
 %AppData%
 %Common AppData%
 %Local AppData%
 %Program Files Common%
 %ProgramFilesDir%
 %SystemRoot%
 %SystemSystem%
ThinAppretainsMergedisolationmodeforthe%SystemSytem%\spoolsubdirectorybycreatingan
exceptiontothe%SystemSystem%parentdirectoryisolationmode.
 Betweentheprescanandpostscancaptureoperations,assignsFullisolationmodetoanydirectoriesthat
theapplicationcreatesduringtheinstallation.Thisprocessisunrelatedtotheisolationmodeofanynew
directoriesthattherunningvirtualapplicationcreates.
MergedisolationmodeintheSetupCapturewizardhasthesameeffect
asMergedisolationmodeinthe
Package.inifile,includingthedirectoryexceptionsthatspecifyWriteCopyisolationmode.TheSetup
Capturewizardandmanualcaptureprocesswiththesnapshot.exe utilityconfigurethedirectory
exceptionsforyouwiththe##Attributes.inifileswithinthedirectories.
Applying WriteCopy Isolation Mode to Prevent Modifications Outside of the Package
WithWriteCopyisolationmode,ThinAppcaninterceptwriteoperationsandredirectthemtothesandbox.
YoucanuseWriteCopyisolationmodeforlegacyoruntrustedapplications.Althoughthismodemightmake
itdifficulttofinduserdatafilesthatresideinthesandboxinsteadofthephysicalsystem,thismodeis
useful
forlockeddowndesktopswhereyouwanttopreventusersfromaffectingthelocalfilesystem.
WhenyouselectWriteCopyisolationintheSetupCapturewizard,ThinAppcompletesanumberof
operations.
 SetstheDirectoryIsolationModeparameterinthePackage.inifiletoWriteCopy.
 SetsupexceptionsthatapplyMergedisolationtothesedirectories
 %Personal%
 %Desktop%
 %SystemSystem%\spool
 Betweentheprescanandpostscancaptureoperations,assignsFullisolationmodetoanydirectoriesthat
theapplicationcreatesduringtheinstallation.Thisprocessisunrelatedtotheisolationmodeofanynew
directoriesthattherunningvirtualapplicationcreates.
WriteCopyisolationmodeintheSetupCapturewizardhasthesameeffect
asWriteCopyisolationmodeinthe
Package.inifile,includingthedirectoryexceptionsthatspecifyMergedisolationmode.TheSetupCapture
wizardandsnapshot.exeutilityconfigurethedirectoryexceptionsforyouwiththe##Attributes.inifiles
withinthedirectories.