update.sh

#!/bin/bash
# HomeLog Sentinel Update Script
# Run as: sudo ./update.sh

set -e

SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
cd "$SCRIPT_DIR"

echo "=== HomeLog Sentinel Update ==="
echo ""

# Check if running as root (needed for systemd)
if [ "$EUID" -ne 0 ]; then
    echo "Note: Run with sudo to restart the service automatically"
    RESTART_SERVICE=false
else
    RESTART_SERVICE=true
fi

# Save current requirements hash
OLD_REQ_HASH=""
if [ -f requirements.txt ]; then
    OLD_REQ_HASH=$(md5sum requirements.txt | cut -d' ' -f1)
fi

# Pull latest changes
echo "Pulling latest changes..."
git pull origin main

# Check if requirements changed
NEW_REQ_HASH=""
if [ -f requirements.txt ]; then
    NEW_REQ_HASH=$(md5sum requirements.txt | cut -d' ' -f1)
fi

# Update dependencies if requirements changed
if [ "$OLD_REQ_HASH" != "$NEW_REQ_HASH" ]; then
    echo ""
    echo "Requirements changed, updating dependencies..."
    ./venv/bin/pip install -r requirements.txt
else
    echo "Dependencies unchanged."
fi

# Restart service if running and we have permissions
if [ "$RESTART_SERVICE" = true ]; then
    if systemctl is-active --quiet homelog-sentinel; then
        echo ""
        echo "Restarting service..."
        systemctl restart homelog-sentinel
        echo "Service restarted."
    fi
fi

echo ""
echo "=== Update complete ==="