Shell Configuration Manager for Dynamic Environment Switching

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Solution Overview

Problem

Current methods for managing user computing environments are inefficient and lack control, often requiring external subprocesses and non-native languages, leading to performance degradation and increased memory usage, especially in dynamic environments like the digital film industry where multiple projects with different tool sets are common.

Innovation Solution

The Recursive Execution Dynamic Environment (REDE) engine, a platform-agnostic native language method integrated into the shell layer, allows for dynamic management of shell configurations without external dependencies, enabling users to select and switch between computing environments based on job states, with environment settings stored in memory and accessible via a user's home directory.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If external subprocesses and non-native languages are used to manage computing environments, then environment management capability is provided, but performance degrades and memory usage increases

Engineering Contradiction:
Improveenvironment management capabilityVSAvoidsystem performance
Core Design Contradiction:
Adaptability or versatilityVSProductivity

Solution Approach 1:

The shell configuration manager is implemented as a native shell function that operates within the shell environment itself, eliminating the need for external subprocesses. The system manages its own configuration using built-in shell capabilities, reducing overhead and improving performance while maintaining full environment management functionality.

Inventive Principle:
Principle #25Self-service

2Adaptability or versatility

If external subprocesses are used to define computing environments, then environment configuration is achieved, but memory usage increases

Engineering Contradiction:
Improveenvironment configuration capabilityVSAvoidmemory usage
Core Design Contradiction:
Adaptability or versatilityVSQuantity of substance

Solution Approach 1:

The patent merges the environment configuration functionality directly into the shell layer by implementing configuration managers as native shell functions. This consolidation eliminates separate external processes, reducing memory consumption while maintaining the ability to define and manage multiple computing environments with different tool sets and parameters.

Inventive Principle:
Principle #5Merging (Combining)

3Productivity

If native language methods integrated into the shell layer are used, then performance improves and external dependencies are reduced, but implementation complexity increases

Engineering Contradiction:
Improvesystem performanceVSAvoidimplementation complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent introduces a shell configuration manager as an intermediary layer within the shell environment that mediates between the user and the underlying system. This manager handles environment definition, switching, and management using native shell functions, providing a structured approach that manages complexity while maintaining performance benefits.

Inventive Principle:
Principle #24Intermediary (Mediator)

4Adaptability or versatility

If dynamic environment switching is implemented, then adaptability to different projects increases, but control complexity over available environments worsens

Engineering Contradiction:
Improvedynamic environment switching capabilityVSAvoidenvironment control complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent segments the environment management system into distinct shell functions that handle specific tasks: environment definition, environment selection, and environment switching. This modular structure within the shell layer provides dynamic adaptability to different projects while maintaining organized control over multiple environments through clear functional separation.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS8312113B2Managing shell configurations to dynamically control user computing environments
Publication Date: 2012.11.13 DISNEY ENTERPRISES INC
  • US8312113B2 patent drawing
  • US8312113B2 patent drawing
  • US8312113B2 patent drawing

AI summary

A method for managing a user's computing environment on their computer or workstation. The method includes storing a set of files in a memory device accessible via a communications network. Each file includes data such as environment variable values defining a particular computing environment. The method includes providing an environment management engine in a user's home directory of a computer. A shell runs in the computer device to invoke and run a computing environment management engine within the shell. The engine generates a computing environment in the computer based on the computing environment definition in one of the files that is chosen based on a user-provided or otherwise determined job state (e.g., the user is working on a project or a portion of a project that is associated with a job state). The computing environment includes versions of software applications, path variables, and alias definitions.