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Bambu-Run/setup.sh

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#!/usr/bin/env bash
# Bambu-Run Native Setup — single entry point for Raspberry Pi (or any Linux)
# Usage: git clone ... && cd Bambu-Run && bash setup.sh
set -euo pipefail
REPO_DIR="$(cd "$(dirname "$0")" && pwd)"
VENV_DIR="$REPO_DIR/.venv"
ENV_FILE="$REPO_DIR/.env"
MANAGE="$VENV_DIR/bin/python $REPO_DIR/standalone/manage.py"
SERVICE_DIR="$HOME/.config/systemd/user"
green() { printf '\033[1;32m%s\033[0m\n' "$*"; }
yellow() { printf '\033[1;33m%s\033[0m\n' "$*"; }
red() { printf '\033[1;31m%s\033[0m\n' "$*"; }
# ── 1. Pre-flight checks ─────────────────────────────────────────────────────
green "=== Bambu-Run Native Setup ==="
echo
# Python >= 3.10
PYTHON=""
for cmd in python3.12 python3.11 python3.10 python3; do
if command -v "$cmd" &>/dev/null; then
ver=$("$cmd" -c 'import sys; print(f"{sys.version_info.major}.{sys.version_info.minor}")')
major=${ver%%.*}
minor=${ver##*.}
if [ "$major" -ge 3 ] && [ "$minor" -ge 10 ]; then
PYTHON="$cmd"
break
fi
fi
done
if [ -z "$PYTHON" ]; then
red "Error: Python >= 3.10 is required."
echo "Install it with: sudo apt install python3"
exit 1
fi
green "Found $PYTHON ($ver)"
# Ensure python3-venv is available
if ! "$PYTHON" -m venv --help &>/dev/null; then
yellow "Installing python3-venv..."
sudo apt-get update -qq && sudo apt-get install -y -qq python3-venv
fi
# Detect RAM for gunicorn worker count
TOTAL_RAM_KB=$(grep MemTotal /proc/meminfo 2>/dev/null | awk '{print $2}' || echo 0)
if [ "$TOTAL_RAM_KB" -lt 1048576 ]; then
WORKERS=1
else
WORKERS=2
fi
# Prompt for access port
while true; do
read -rp "Access port [80]: " ACCESS_PORT
ACCESS_PORT="${ACCESS_PORT:-80}"
if [[ "$ACCESS_PORT" =~ ^[0-9]+$ ]] && [ "$ACCESS_PORT" -ge 1 ] && [ "$ACCESS_PORT" -le 65535 ]; then
break
else
red "Invalid port '$ACCESS_PORT'. Please enter a number between 1 and 65535."
fi
done
green "Dashboard will be accessible on port $ACCESS_PORT."
# ── 2. Venv + install ────────────────────────────────────────────────────────
if [ ! -d "$VENV_DIR" ]; then
green "Creating virtual environment..."
"$PYTHON" -m venv "$VENV_DIR"
else
yellow "Virtual environment already exists, reusing."
fi
green "Installing dependencies..."
# Stub opencv-python (same trick as Dockerfile — avoids hour-long ARM build)
"$VENV_DIR/bin/python" -c "
import site, pathlib
d = pathlib.Path(site.getsitepackages()[0]) / 'opencv_python-4.99.0.dist-info'
if not d.exists():
d.mkdir()
(d / 'METADATA').write_text('Metadata-Version: 2.1\nName: opencv-python\nVersion: 4.99.0\n')
(d / 'INSTALLER').write_text('pip\n')
(d / 'RECORD').write_text('')
print(' opencv stub created')
else:
print(' opencv stub already exists')
"
"$VENV_DIR/bin/pip" install --quiet --upgrade pip
"$VENV_DIR/bin/pip" install --quiet ".[standalone]"
# ── 3. Interactive .env ───────────────────────────────────────────────────────
if [ ! -f "$ENV_FILE" ]; then
green "Setting up .env configuration..."
echo
read -rp "Bambu Lab email: " BAMBU_USERNAME
read -rsp "Bambu Lab password: " BAMBU_PASSWORD
echo
while true; do
read -rp "Timezone [UTC] (e.g. America/Sydney): " TIMEZONE
TIMEZONE="${TIMEZONE:-UTC}"
if "$VENV_DIR/bin/python" -c "import zoneinfo; zoneinfo.ZoneInfo('$TIMEZONE')" 2>/dev/null; then
break
else
red "Unknown timezone '$TIMEZONE'. Find yours at: https://en.wikipedia.org/wiki/List_of_tz_database_time_zones"
fi
done
# Generate a random Django secret key
DJANGO_SECRET_KEY=$("$VENV_DIR/bin/python" -c "import secrets; print(secrets.token_urlsafe(50))")
cat > "$ENV_FILE" <<EOF
BAMBU_USERNAME=$BAMBU_USERNAME
BAMBU_PASSWORD=$BAMBU_PASSWORD
TIMEZONE=$TIMEZONE
DJANGO_SECRET_KEY=$DJANGO_SECRET_KEY
DEBUG=False
EOF
green ".env created."
else
yellow ".env already exists, skipping."
fi
# ── 4. Migrate ────────────────────────────────────────────────────────────────
green "Running database migrations..."
$MANAGE migrate --noinput
# ── 5. Bambu authentication ──────────────────────────────────────────────────
if ! grep -q '^BAMBU_TOKEN=' "$ENV_FILE" 2>/dev/null; then
green "Authenticating with Bambu Lab (email verification required)..."
echo "A verification code will be sent to your email."
echo
# Run collector in --once mode for interactive auth
$MANAGE bambu_collector --once || true
echo
read -rp "Paste your BAMBU_TOKEN from above (or press Enter to skip): " TOKEN
if [ -n "$TOKEN" ]; then
echo "BAMBU_TOKEN=$TOKEN" >> "$ENV_FILE"
green "Token saved to .env."
else
yellow "Skipped — you can add BAMBU_TOKEN to .env later."
fi
else
yellow "BAMBU_TOKEN already in .env, skipping auth."
fi
# ── 6. Superuser ─────────────────────────────────────────────────────────────
echo
green "Create your dashboard login (Django superuser):"
$MANAGE createsuperuser || yellow "Superuser creation skipped."
# ── 7. Collect static files ──────────────────────────────────────────────────
green "Collecting static files..."
$MANAGE collectstatic --noinput --clear 2>/dev/null
# ── 8. Seed filament colors ──────────────────────────────────────────────────
echo
read -rp "Import Bambu Lab filament color catalog? [Y/n] " SEED_COLORS
SEED_COLORS="${SEED_COLORS:-Y}"
if [[ "$SEED_COLORS" =~ ^[Yy] ]]; then
$MANAGE bambu_import_colors "$REPO_DIR/docs/Bambu_Color_Catalog/"
fi
# ── 9. Install systemd services ──────────────────────────────────────────────
green "Installing systemd user services..."
mkdir -p "$SERVICE_DIR"
# Generate unit files with actual paths substituted
sed "s|{{REPO_DIR}}|$REPO_DIR|g; s|{{VENV_DIR}}|$VENV_DIR|g; s|{{WORKERS}}|$WORKERS|g" \
"$REPO_DIR/native/bambu-run-web.service" > "$SERVICE_DIR/bambu-run-web.service"
sed "s|{{REPO_DIR}}|$REPO_DIR|g; s|{{VENV_DIR}}|$VENV_DIR|g" \
"$REPO_DIR/native/bambu-run-collector.service" > "$SERVICE_DIR/bambu-run-collector.service"
systemctl --user daemon-reload
systemctl --user enable bambu-run-web.service bambu-run-collector.service
# Enable linger so services survive SSH logout
loginctl enable-linger "$USER" 2>/dev/null || \
sudo loginctl enable-linger "$USER" 2>/dev/null || \
yellow "Warning: Could not enable linger. Services may stop when you disconnect SSH."
systemctl --user start bambu-run-web.service bambu-run-collector.service
# ── 10. Port redirect (ACCESS_PORT → 8000 via iptables if needed) ────────────
PORT_OK=false
if [ "$ACCESS_PORT" -eq 8000 ]; then
# Gunicorn already on 8000 — no redirect needed
green "Using port 8000 directly (no redirect needed)."
PORT_OK=true
else
if sudo iptables -t nat -C PREROUTING -p tcp --dport "$ACCESS_PORT" -j REDIRECT --to-port 8000 2>/dev/null; then
yellow "Port $ACCESS_PORT → 8000 redirect already set."
PORT_OK=true
else
if sudo iptables -t nat -A PREROUTING -p tcp --dport "$ACCESS_PORT" -j REDIRECT --to-port 8000 && \
sudo iptables -t nat -A OUTPUT -o lo -p tcp --dport "$ACCESS_PORT" -j REDIRECT --to-port 8000; then
green "Port $ACCESS_PORT → 8000 redirect configured."
PORT_OK=true
# Persist so it survives reboot
if ! command -v netfilter-persistent &>/dev/null; then
yellow "Installing iptables-persistent to survive reboots..."
DEBIAN_FRONTEND=noninteractive sudo apt-get install -y -qq iptables-persistent
fi
sudo netfilter-persistent save 2>/dev/null || sudo sh -c 'iptables-save > /etc/iptables/rules.v4'
else
yellow "Warning: Could not set port $ACCESS_PORT redirect (sudo required). Access via http://<ip>:8000"
fi
fi
fi
# ── 11. Summary ───────────────────────────────────────────────────────────────
PI_IP=$(hostname -I 2>/dev/null | awk '{print $1}')
if [ "$PORT_OK" = true ] && [ "$ACCESS_PORT" -ne 8000 ]; then
DASHBOARD_URL="http://${PI_IP:-localhost}$([ "$ACCESS_PORT" -eq 80 ] && echo '' || echo ":$ACCESS_PORT")"
else
DASHBOARD_URL="http://${PI_IP:-localhost}:8000"
fi
echo
green "============================================"
green " Bambu-Run is running!"
green "============================================"
echo
echo " Dashboard: $DASHBOARD_URL"
echo " Status: systemctl --user status bambu-run-web bambu-run-collector"
echo " Logs: journalctl --user -u bambu-run-web -u bambu-run-collector -f"
echo " Helper: ./native/bambu-run.sh {start|stop|restart|status|logs|update}"
echo
echo " Services auto-start on boot. Safe to close SSH."
echo