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#!/bin/bash
# Startup script for FormatReview
# This script starts the Streamlit service and exposes it via Tailscale Serve
# Exit on error
set -e
# --- Configuration for Streamlit App ---
STREAMLIT_APP_FILE="app.py"
STREAMLIT_PORT="8504"
STREAMLIT_PID_FILE="formatreview.pid"
STREAMLIT_LOG_FILE="formatreview.log"
# --- End Configuration ---
# Check if UV is installed
if ! command -v uv &> /dev/null; then
echo "Error: UV is not installed. Please install UV first."
echo "You can install UV with: pip install uv"
exit 1
fi
# Recreate virtual environment
echo "Recreating virtual environment..."
rm -rf .venv
uv venv
# Activate virtual environment
echo "Activating virtual environment..."
source .venv/bin/activate
# Install dependencies
echo "Installing dependencies..."
uv pip install -r requirements.txt --no-cache
# Kill any existing instances of the Streamlit app
echo "Stopping any existing instances of the Streamlit app..."
if [ -f "$STREAMLIT_PID_FILE" ]; then
OLD_STREAMLIT_PID=$(cat $STREAMLIT_PID_FILE)
if ps -p $OLD_STREAMLIT_PID > /dev/null; then
kill $OLD_STREAMLIT_PID
echo "Killed existing Streamlit app process with PID $OLD_STREAMLIT_PID"
sleep 1 # Give it time to shut down
else
echo "No running Streamlit app process found with PID $OLD_STREAMLIT_PID"
fi
fi
# Also try to kill any other streamlit processes for this specific app file and port
pkill -f "streamlit run $STREAMLIT_APP_FILE --server.port $STREAMLIT_PORT" || true
sleep 1
# Start the Streamlit app
echo "Starting Streamlit app on port $STREAMLIT_PORT..."
nohup .venv/bin/python3 -m streamlit run $STREAMLIT_APP_FILE --server.port $STREAMLIT_PORT --server.headless true > $STREAMLIT_LOG_FILE 2>&1 &
echo $! > $STREAMLIT_PID_FILE
# Check if the Streamlit service started successfully
sleep 3 # Give Streamlit a bit more time to start
if ! nc -z localhost $STREAMLIT_PORT; then
echo "Error: Failed to start Streamlit app on port $STREAMLIT_PORT."
cat $STREAMLIT_LOG_FILE # Output log file for debugging
exit 1
else
echo "Streamlit app started successfully on port $STREAMLIT_PORT."
fi
# Check if Tailscale is installed
if ! command -v tailscale &> /dev/null; then
echo "Warning: Tailscale is not installed. The app will only be available locally."
echo "Install Tailscale to expose the service over your tailnet."
else
# Expose the service via Tailscale Serve
echo "Exposing Streamlit app via Tailscale Serve on port $STREAMLIT_PORT..."
echo "Setting up Funnel on port 8443..."
tailscale funnel --https=8443 --bg localhost:$STREAMLIT_PORT
# Get the Tailscale hostname
HOSTNAME=$(tailscale status --json | jq -r '.Self.DNSName')
if [ -n "$HOSTNAME" ]; then
echo "App may be available at a Tailscale URL. Check 'tailscale status' for details."
echo "If using a funnel, it might be https://$HOSTNAME/"
else
echo "App is exposed via Tailscale Serve, but couldn't determine the primary hostname."
echo "Check 'tailscale status' for details."
fi
fi
echo "FormatReview is now running!"
echo "Local URL: http://localhost:$STREAMLIT_PORT"
echo "Log file: $STREAMLIT_LOG_FILE"
echo "PID file: $STREAMLIT_PID_FILE"
echo ""
echo "If Tailscale is active, the app should be accessible via a Tailscale funnel URL."
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