#!/bin/bash
# Startup script for API with auto-scaling workers

# Detect number of CPU cores
CPU_CORES=$(nproc)

# Calculate optimal workers: (2 x CPU cores) + 1
# But cap at 8 workers to avoid over-saturation
WORKERS=$((2 * CPU_CORES + 1))
if [ $WORKERS -gt 8 ]; then
    WORKERS=8
fi

# Use environment variable if set, otherwise use calculated value
WORKERS=${API_WORKERS:-$WORKERS}

echo "Starting API with $WORKERS workers (detected $CPU_CORES CPU cores)"

exec gunicorn api.main:app \
    --workers $WORKERS \
    --worker-class uvicorn.workers.UvicornWorker \
    --bind 0.0.0.0:8000 \
    --timeout 120 \
    --max-requests 1000 \
    --max-requests-jitter 100 \
    --access-logfile - \
    --error-logfile - \
    --log-level info