Method and system for operating and installing software
A technology for installing software and operating systems, applied in the computer field, can solve the problems of high performance overhead, difficult practicability, and many resources, achieve low occupied resources and performance overhead, avoid irreparable damage, and prevent malicious modification. Effect
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[0032] The present invention is carried out based on the virtual environment provided by the sandbox. Compared with the traditional virtual machine, the sandbox in the present invention has the advantages of light-weight virtualization (Light-weight virtualization) and one-way isolation. The sandbox in the present invention can establish a private storage creation mechanism based on the Copy On Write (Copy On Write) strategy when the program running in the sandbox modifies the persistent data of the operating system (including file and registry operations), And a path two-way mapping mechanism between actual storage and private storage. The system call interception module in the sandbox takes over the application programming interface (Application Programming Interface, API) of file operation and registry operation in the operating system. In other words, when a program in the sandbox calls an API for file operation (or registry operation), what is actually executed is the cor...
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