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Windows Service Silent Update: Difference between revisions
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Windows Service Silent Update (view source)
Revision as of 03:13, 1 September 2012
, 1 September 2012→Applying an update from the service's perspective
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* The service verifies the updater.exe file (See section Signing builds below) | * The service verifies the updater.exe file (See section Signing builds below) | ||
* The service will execute the update with updater.exe under the context of its own session (session 0) using CreateProcess. | * The service will execute the update with updater.exe under the context of its own session (session 0) using CreateProcess. | ||
* The path of updater.exe | * The path of updater.exe that is run is from a copy of the updater.exe from the installation directory being updated. | ||
* The post update process (helper.exe) currently does i) system level stuff, and ii) user level stuff. This component will be executed twice. The system level stuff will also be executed under session 0 using CreateProcess. The user level stuff will be executed by the unelevated updater.exe with its own session ID. | * The post update process (helper.exe) currently does i) system level stuff, and ii) user level stuff. This component will be executed twice. The system level stuff will also be executed under session 0 using CreateProcess. The user level stuff will be executed by the unelevated updater.exe with its own session ID. | ||
* The service stops itself when it is done the operation. | * The service stops itself when it is done the operation. | ||