nupst/changelog.md

# Changelog

## 2025-03-25 - 1.10.1 - fix(systemd/readme)
Improve README documentation and fix UPS status retrieval in systemd service

- Updated README features and installation instructions to clarify SNMP version support, UPS models, and configuration
- Modified default SNMP host to '192.168.1.100' and added 'upsModel' property in configuration examples
- Enhanced instructions for real-time log viewing and update process in README
- Fixed systemd.ts to use a test configuration with an appropriate timeout when fetching UPS status

## 2025-03-25 - 1.10.0 - feat(core)
Add update checking and version logging across startup components

- In daemon.ts, log version info on startup and check for updates in the background using npm registry response
- In nupst.ts, implement getVersion, checkForUpdates, getUpdateStatus, and compareVersions functions with update notifications
- Establish bidirectional reference between Nupst and NupstSnmp to support version logging
- Update systemd service status output to include version information

## 2025-03-25 - 1.9.0 - feat(cli)
Add update command to CLI to update NUPST from repository and refresh the systemd service

- Integrate 'update' subcommand in CLI command parser
- Update documentation and help output to include new command
- Implement update process that fetches changes from git, runs install.sh/setup.sh, and refreshes systemd service if installed

## 2025-03-25 - 1.8.2 - fix(cli)
Refactor logs command to use child_process spawn for real-time log tailing

- Replaced execSync call with spawn to properly follow logs
- Forward SIGINT to the spawned process for graceful termination
- Await the child process exit to ensure clean shutdown of the CLI log command

## 2025-03-25 - 1.8.1 - fix(systemd)
Update ExecStart in systemd service template to use /opt/nupst/bin/nupst for daemon startup

- Changed ExecStart from '/usr/bin/nupst daemon-start' to '/opt/nupst/bin/nupst daemon-start' in the systemd service file
- Ensures the service uses the correct binary installation path

## 2025-03-25 - 1.8.0 - feat(core)
Enhance SNMP module and interactive CLI setup for UPS shutdown

- Refactored SNMP packet parsing and encoding utilities for clearer error handling and debugging
- Improved systemd service management with detailed logging during installation and control
- Enhanced interactive CLI setup process for configuring SNMP settings and UPS models
- Expanded test coverage with simulated SNMP responses for various response types

## 2025-03-25 - 1.7.6 - fix(core)
Refactor SNMP, systemd, and CLI modules to improve error handling, logging, and code clarity

- Removed unused dependency 'net-snmp' from package.json
- Extracted helper functions for SNMP packet creation and parsing (using SnmpEncoder, SnmpPacketCreator and SnmpPacketParser)
- Improved debug logging and added detailed documentation comments across SNMP, systemd, CLI and daemon modules
- Refactored systemd service management to extract status display and service disabling logic
- Updated test suite to use proper modular methods from the new SNMP utilities

## 2025-03-25 - 1.7.5 - fix(cli)
Enable SNMP debug mode in CLI commands and update debug flag handling in daemon-start and test; bump version to 1.7.4

- Call enableDebug() on SNMP client earlier in command parsing
- Pass debug flag to 'daemon-start' and 'test' commands for consistent debug output
- Update package version from 1.7.3 to 1.7.4

## 2025-03-25 - 1.7.3 - fix(SNMP)
Refine SNMP packet creation and response parsing for more reliable UPS status monitoring

- Improve error handling and fallback logic when parsing SNMP responses
- Optimize TimeTicks conversion for CyberPower UPS devices
- Enhance test coverage for various UPS scenarios

## 2025-03-25 - 1.7.2 - fix(core)
Refactor internal SNMP response parsing and enhance daemon logging for improved error reporting and clarity.

- Improved fallback and error handling in SNMP response parsing
- Enhanced logging messages in daemon and systemd service management
- Minor refactoring for better maintainability without functional changes

## 2025-03-25 - 1.7.1 - fix(snmp-cli)
Improve SNMP response parsing and CLI UPS connection timeout handling

- Expand parsing loop in SNMP responses to capture Gauge32 and Timeticks values
- Add detailed debug logging for both SNMP v1/v2 and v3 responses
- Configure CLI test commands to use a shortened timeout for UPS connection tests

## 2025-03-25 - 1.7.0 - feat(SNMP/UPS)
Add UPS model selection and custom OIDs support to handle different UPS brands

- Introduce distinct OID sets for CyberPower, APC, Eaton, TrippLite, Liebert, and a custom option
- Update interactive setup to prompt for UPS model selection and custom OID entry when needed
- Refactor SNMP status retrieval to dynamically select the appropriate OIDs based on the configured UPS model
- Extend default configuration with an upsModel property for consistent behavior

## 2025-03-25 - 1.6.0 - feat(cli,snmp)
Enhance debug logging and add debug mode support in CLI and SNMP modules

- Enable debug flags (--debug, -d) in CLI to trigger detailed SNMP logging
- Pass debug mode options to daemonStart and test commands for improved diagnostics
- Add enableDebug method to the SNMP module for on-demand debug logging
- Improve timeout and discovery logging details for streamlined troubleshooting

## 2025-03-25 - 1.5.0 - feat(cli)
Enhance CLI output: display SNMPv3 auth/priv details and support timeout customization during setup

- Display authentication and privacy protocol details when SNMP version is 3
- Show timeout value in the configuration test output
- Clear out unused authentication or privacy settings based on selected security level
- Allow users to customize SNMP timeout during interactive setup

## 2025-03-25 - 1.4.1 - fix(version)
Bump patch version for consistency with commit info


## 2025-03-25 - 1.4.0 - feat(snmp)
Implement native SNMPv3 support with simulated encryption and enhanced authentication handling.

- Add fully native SNMPv3 GET request implementation replacing the snmpwalk fallback
- Simulate encryption for authPriv using AES and DES protocols
- Enhance SNMP response parser to properly handle SNMPv3 responses
- Introduce detailed security parameter management for SNMPv3

## 2025-03-25 - 1.3.1 - fix(cli)
Remove redundant SNMP tools checks in CLI and Systemd modules

- Eliminate unnecessary snmpwalk dependency checks in the test command and interactive setup flow.
- Adjust systemd configuration file check to avoid external dependency verification.

## 2025-03-25 - 1.3.0 - feat(cli)
add test command to verify UPS SNMP configuration and connectivity

- Introduce a new 'test' command in the CLI to check the SNMP configuration and UPS connection.
- Validate installation of SNMP tools and configuration file before testing.
- Output UPS status details and compare against defined shutdown thresholds.

## 2025-03-25 - 1.2.6 - fix(cli)
Refactor interactive setup to use dynamic import for readline and ensure proper cleanup

- Replaced synchronous require() with async import for ESM compatibility
- Wrapped interactive setup in try/finally to guarantee readline interface closure
- Enhanced error logging by outputting error.message

## 2025-03-25 - 1.2.5 - fix(error-handling)
Improve error handling in CLI, daemon, and systemd lifecycle management with enhanced logging for configuration issues

- Wrap daemon and service start commands in try-catch blocks to properly handle and log errors
- Throw explicit errors when configuration file is missing instead of silently defaulting
- Enhance log messages for service installation, startup, and status retrieval for clearer debugging

## 2025-03-25 - 1.2.4 - fix(cli/daemon)
Improve logging and user feedback in interactive setup and UPS monitoring

- Refactor configuration summary output in the interactive setup for clearer display
- Enhance logging in the daemon to show detailed SNMP settings and UPS status changes
- Improve error messages and user guidance during configuration and monitoring

## 2025-03-24 - 1.2.3 - fix(nupst)
No changes


## 2025-03-24 - 1.2.2 - fix(bin/nupst)
Improve symlink resolution in launcher script to correctly determine project root based on execution path.

- Replace directory determination with readlink for accurate symlink resolution
- Set project root to '/opt/nupst' when script is run via symlink from /usr/local/bin
- Add debugging comments to assist with path resolution

## 2025-03-24 - 1.2.1 - fix(bin)
Simplify Node.js binary detection in installation script

- Directly set Node binary path to vendor/node-linux-x64/bin/node
- Remove redundant architecture-specific detection logic
- Fallback to system Node if vendor binary is not found

## 2025-03-24 - 1.2.0 - feat(installer)
Improve Node.js binary detection and dynamic LTS version retrieval in setup scripts

- Enhanced bin/nupst to search multiple possible locations for the Node.js binary and fallback to system node if necessary
- Updated setup.sh to fetch the latest LTS Node.js version from nodejs.org and use a fallback version when the request fails

## 2025-03-24 - 1.1.2 - fix(setup.sh)
Improve error handling in setup.sh: exit immediately when the downloaded npm package lacks the dist_ts directory, removing the fallback build-from-source mechanism.

- Removed BUILD_FROM_SOURCE logic that attempted to build from source on missing dist_ts directory
- Updated error messages to clearly indicate failure in downloading a valid package
- Ensured installation halts if essential files are missing

## 2025-03-24 - 1.1.1 - fix(package.json)
Remove unused prepublishOnly script and update files field in package.json

- Removed prepublishOnly build trigger
- Updated files list to accurately include intended directories and files

## 2025-03-24 - 1.1.0 - feat(installer-setup)
Enhance installer and setup scripts for improved global installation and artifact management

- Detect piped installation in install.sh, clone repository automatically, and clean up previous installations
- Update readme.md with correct repository URL and clearer installation instructions
- Improve setup.sh to remove existing dist_ts, download build artifacts from the npm registry, and simplify dependency installation

## 2025-03-24 - 1.0.1 - fix(version)
Bump version to 1.0.1

- Updated commitinfo data to reflect the new patch version.
- Synchronized version information between commitinfo file and package metadata.

## 2025-03-24 - 1.0.1 - fix(build)
Update build script to use 'tsbuild tsfolders --allowimplicitany' and adjust distribution paths in .gitignore

- Replaced 'tsc' with 'tsbuild tsfolders --allowimplicitany' in package.json
- Updated .gitignore to reflect new compiled distribution folder pattern
- Updated changelog to document build improvements and regenerated type definitions

## 2025-03-24 - 1.0.1 - fix(build)
Update build script to use 'tsbuild tsfolders --allowimplicitany' and regenerate distribution type definitions for CLI, daemon, index, nupst, snmp, and systemd modules

- Replaced 'tsc' command with tsbuild in package.json
- Updated .gitignore to reflect new compiled distribution folder pattern
- Added new dist_ts files including .d.ts type definitions and compiled JavaScript for multiple modules

## 2025-03-24 - 1.0.1 - fix(build)
Update build script to use 'tsbuild tsfolders --allowimplicitany' and regenerate distribution type definitions for CLI, daemon, nupst, snmp, and systemd modules.

- Replaced the 'tsc' command with 'tsbuild tsfolders --allowimplicitany' in package.json.
- Added new dist_ts files including type definitions (d.ts) and compiled JavaScript for CLI, daemon, index, nupst, snmp, and systemd.
- Improved the generated CLI declarations and overall distribution build.

## 2025-03-23 - 1.0.0 - initial setup
This range covers the early commits that mainly established the repository structure.

- Initial repository commit with basic project initialization.