Battery Logger

A lightweight Go daemon for battery monitoring, logging, and real-time visualization on Linux.

Features

• Battery and power monitoring
• Configurable logging intervals
• Automatic log rotation
• Systemd integration
• Interactive TUI: real-time charts, predictions, zoom/pan, cycle count

Installation

./install.sh

Usage

battery-logger run      # Start daemon
battery-logger tui      # Launch TUI
battery-logger status   # Show status

See docs/TUI.md for advanced TUI features and controls.

Service Management

make status     # Service status
make logs       # View logs
make stop       # Stop service
make start      # Start service
make uninstall  # Remove everything

Configuration

Config files (TOML):

• internal/config/config.toml (local)
• ~/.config/battery-logger/config.toml (user)
• /etc/battery-logger/config.toml (system)

See config file for all options (intervals, log paths, chart colors, etc).

Output

CSV log: ~/.local/state/battery-logger/battery.csv

Manual Service Installation

See systemd/ for service files. Use make or copy manually for custom setups.

Uninstallation

./uninstall.sh

Development

go build ./cmd/battery-logger
make clean