postgress install

setup-postregs-db.sh

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+#!/bin/bash
+
+# Ubuntu PostgreSQL Setup Script for CyberHybridHub
+# Installs PostgreSQL and creates database with specified credentials
+
+set -e  # Exit on any error
+
+# Database configuration
+DB_USER="postgres"
+DB_PASSWORD=""
+DB_NAME="cyberhybridhub-db"
+DB_PORT="5432"
+
+echo "🚀 Setting up PostgreSQL for CyberHybridHub..."
+
+# Update system packages
+echo "📦 Updating system packages..."
+sudo apt update && sudo apt upgrade -y
+
+# Install PostgreSQL and dependencies
+echo "📦 Installing PostgreSQL..."
+sudo apt install -y postgresql postgresql-contrib postgresql-client
+
+# Ensure PostgreSQL service is running
+echo "🔄 Starting PostgreSQL service..."
+sudo systemctl start postgresql
+sudo systemctl enable postgresql
+
+# Wait for PostgreSQL to be ready
+echo "⏳ Waiting for PostgreSQL to be ready..."
+sleep 5
+
+# Test PostgreSQL connection
+sudo -u postgres psql -c "SELECT version();" > /dev/null 2>&1
+if [ $? -ne 0 ]; then
+    echo "❌ PostgreSQL is not responding. Please check the installation."
+    exit 1
+fi
+
+# Set password for postgres user
+echo "🔐 Setting postgres user password..."
+sudo -u postgres psql -c "ALTER USER postgres PASSWORD '$DB_PASSWORD';"
+
+# Create the database
+echo "🗄️ Creating database '$DB_NAME'..."
+sudo -u postgres psql -c "CREATE DATABASE \"$DB_NAME\";" 2>/dev/null || echo "Database '$DB_NAME' already exists"
+
+# Grant privileges
+echo "👥 Granting privileges..."
+sudo -u postgres psql -c "GRANT ALL PRIVILEGES ON DATABASE \"$DB_NAME\" TO postgres;"
+
+# Configure PostgreSQL for local connections
+echo "⚙️ Configuring PostgreSQL..."
+PG_CONF="/etc/postgresql/*/main/postgresql.conf"
+PG_HBA="/etc/postgresql/*/main/pg_hba.conf"
+
+# Allow local connections
+sudo sed -i "s/#listen_addresses = 'localhost'/listen_addresses = 'localhost'/" $PG_CONF
+sudo sed -i "s/local   all             postgres                                peer/local   all             postgres                                md5/" $PG_HBA
+sudo sed -i "s/local   all             all                                     peer/local   all             all                                     md5/" $PG_HBA
+
+# Restart PostgreSQL to apply changes
+echo "🔄 Restarting PostgreSQL..."
+sudo systemctl restart postgresql
+
+# Test connection with new credentials
+echo "🧪 Testing database connection..."
+export PGPASSWORD="$DB_PASSWORD"
+psql -h localhost -U "$DB_USER" -d "$DB_NAME" -c "SELECT current_database(), current_user;" > /dev/null 2>&1
+if [ $? -eq 0 ]; then
+    echo "✅ Database connection test successful!"
+else
+    echo "❌ Database connection test failed!"
+    exit 1
+fi
+
+# Display connection information
+echo ""
+echo "🎉 PostgreSQL setup completed successfully!"
+echo ""
+echo "📋 Connection Details:"
+echo "   Host: localhost"
+echo "   Port: $DB_PORT"
+echo "   Database: $DB_NAME"
+echo "   User: $DB_USER"
+echo "   Password: $DB_PASSWORD"
+echo ""
+echo "🔗 Connection String for .env file:"
+echo "   POSTGRES_OPTIONS=\"postgresql://$DB_USER:$DB_PASSWORD@localhost:$DB_PORT/$DB_NAME\""
+echo ""
+echo "📝 Add this to your .env file:"
+echo "   POSTGRES_OPTIONS=\"postgresql://postgres:9UMrd6hKBho4RhoyP47t@localhost:5432/cyberhybridhub-db\""
+echo ""
+echo "🔧 Useful commands:"
+echo "   Start service: sudo systemctl start postgresql"
+echo "   Stop service:  sudo systemctl stop postgresql"
+echo "   Status:        sudo systemctl status postgresql"
+echo "   Connect:       psql -h localhost -U postgres -d cyberhybridhub-db"
+echo ""
+
+# Optional: Create a systemd service for auto-start on boot (already enabled above)
+echo "🔒 PostgreSQL is configured to start automatically on system boot."
+
+unset PGPASSWORD
+