run.sh

#!/bin/bash

# Script to set up and run a 2PC transaction

echo "Setting up 2PC System..."

# Install dependencies for all services
echo "Installing dependencies..."
npm install
cd coordinator && npm install && cd ..
cd service1 && npm install && cd ..
cd service2 && npm install && cd ..

# Start PostgreSQL containers
echo "Starting PostgreSQL containers..."
echo "Stopping any existing containers first..."
docker-compose down
echo "Starting containers with updated configuration..."
docker-compose up -d

# Wait for PostgreSQL to be ready
echo "Waiting for PostgreSQL to be ready..."
sleep 10

# Start all Node.js applications in separate terminals
echo "Starting Node.js applications..."

# Start coordinator
echo "Starting coordinator service..."
gnome-terminal --title="Coordinator" -- bash -c "cd coordinator && node src/index.js" 2>/dev/null || \
xterm -T "Coordinator" -e "cd coordinator && node src/index.js" 2>/dev/null || \
osascript -e 'tell app "Terminal" to do script "cd '$(pwd)'/coordinator && node src/index.js"' 2>/dev/null || \
start cmd /k "cd coordinator && node src/index.js" 2>/dev/null || \
echo "Could not open a new terminal window for coordinator. Please start it manually."

# Start service1
echo "Starting user service..."
gnome-terminal --title="User Service" -- bash -c "cd service1 && node src/index.js" 2>/dev/null || \
xterm -T "User Service" -e "cd service1 && node src/index.js" 2>/dev/null || \
osascript -e 'tell app "Terminal" to do script "cd '$(pwd)'/service1 && node src/index.js"' 2>/dev/null || \
start cmd /k "cd service1 && node src/index.js" 2>/dev/null || \
echo "Could not open a new terminal window for user service. Please start it manually."

# Start service2
echo "Starting order service..."
gnome-terminal --title="Order Service" -- bash -c "cd service2 && node src/index.js" 2>/dev/null || \
xterm -T "Order Service" -e "cd service2 && node src/index.js" 2>/dev/null || \
osascript -e 'tell app "Terminal" to do script "cd '$(pwd)'/service2 && node src/index.js"' 2>/dev/null || \
start cmd /k "cd service2 && node src/index.js" 2>/dev/null || \
echo "Could not open a new terminal window for order service. Please start it manually."

# Wait for services to start
echo "Waiting for services to start..."
sleep 5

# Check if services are running
echo "Checking if services are running..."
MAX_RETRIES=10
RETRY_COUNT=0

while ! curl -s http://localhost:3000/transactions > /dev/null && [ $RETRY_COUNT -lt $MAX_RETRIES ]; do
  echo "Services are not ready yet. Retrying in 2 seconds..."
  sleep 2
  RETRY_COUNT=$((RETRY_COUNT+1))
done

if [ $RETRY_COUNT -eq $MAX_RETRIES ]; then
  echo "Services failed to start. Please check the logs."
  exit 1
fi

echo "All services are running!"

# Launch a sample transaction
echo "Launching a sample transaction..."
curl -X POST http://localhost:3000/transaction \
  -H "Content-Type: application/json" \
  -d '{
    "user": {
      "username": "john_doe",
      "email": "john@example.com"
    },
    "order": {
      "user_id": 1,
      "product_name": "Smartphone",
      "quantity": 1,
      "total_price": 999.99
    }
  }'

echo -e "\n\nTransaction initiated. Check the logs for details."
echo "You can view all transactions by visiting: http://localhost:3000/transactions"
echo "You can run more transactions using the transactions.http file."