Principle:Sdv dev SDV Logging Configuration Management
| Knowledge Sources | |
|---|---|
| Domains | Logging, Configuration |
| Last Updated | 2026-02-14 19:00 GMT |
Overview
Principle that defines how logging configuration is loaded, stored, and managed across different system environments.
Description
Logging Configuration Management addresses the challenge of providing a flexible logging setup that works across environments with different file system permissions. The configuration is stored in a YAML file that can reside in the user data directory or the package installation directory. The system handles permission errors, read-only file systems, and missing configuration files gracefully. It also provides utilities to temporarily suppress logging during nested operations and to load log output for programmatic analysis.
Usage
Apply this principle when a library needs configurable logging that adapts to different deployment environments (local development, containers, read-only file systems) without crashing on permission errors.
Theoretical Basis
This follows the fallback configuration pattern: attempt to load configuration from the preferred location, fall back to alternatives if unavailable, and gracefully degrade to a no-op configuration if all options fail:
Pseudo-code:
# Fallback configuration pattern
try:
config = load_from_user_data_dir()
except PermissionError:
try:
config = load_from_package_dir()
except OSError:
config = {} # graceful degradation