add new installer for alpha

installer/alpha/scripts/database.sh

@@ -0,0 +1,78 @@
+#!/bin/bash
+#
+# Database setup and configuration
+#
+
+setup_database() {
+    log_info "Setting up database..."
+    
+    # Generate database password if not set
+    if [[ -z "${CALYPSO_DB_PASSWORD:-}" ]]; then
+        CALYPSO_DB_PASSWORD=$(generate_db_password)
+        log_info "Generated database password"
+    fi
+    
+    # Create database and user
+    create_database_user
+    
+    # Run migrations
+    run_migrations
+    
+    # Create default admin user
+    create_default_admin
+    
+    log_info "✓ Database setup complete"
+}
+
+create_database_user() {
+    log_info "Creating database and user..."
+    
+    # Create database
+    sudo -u postgres psql -c "CREATE DATABASE calypso;" 2>/dev/null || log_info "Database already exists"
+    
+    # Create user
+    sudo -u postgres psql -c "CREATE USER calypso WITH PASSWORD '$CALYPSO_DB_PASSWORD';" 2>/dev/null || {
+        log_info "User already exists, updating password..."
+        sudo -u postgres psql -c "ALTER USER calypso WITH PASSWORD '$CALYPSO_DB_PASSWORD';"
+    }
+    
+    # Grant privileges
+    sudo -u postgres psql -c "GRANT ALL PRIVILEGES ON DATABASE calypso TO calypso;"
+    sudo -u postgres psql -c "ALTER DATABASE calypso OWNER TO calypso;"
+    
+    log_info "✓ Database and user created"
+}
+
+run_migrations() {
+    log_info "Running database migrations..."
+    
+    # Migrations will be run on first API startup
+    # But we can verify the database is accessible
+    export PGPASSWORD="$CALYPSO_DB_PASSWORD"
+    if psql -h localhost -U calypso -d calypso -c "SELECT 1;" &>/dev/null; then
+        log_info "✓ Database connection verified"
+    else
+        log_warn "Database connection test failed. Migrations will run on first API start."
+    fi
+    unset PGPASSWORD
+}
+
+create_default_admin() {
+    log_info "Creating default admin user..."
+    
+    # Generate admin password
+    ADMIN_PASSWORD=$(generate_random_string 16)
+    echo "$ADMIN_PASSWORD" > /tmp/calypso_admin_password
+    chmod 600 /tmp/calypso_admin_password
+    
+    # Hash password (using Go's password hashing)
+    # This will be done by the API on first login or via setup script
+    log_info "Default admin credentials:"
+    log_info "  Username: admin"
+    log_info "  Password: $ADMIN_PASSWORD"
+    log_warn "Please change the default password after first login!"
+    
+    # Store password hash in database (if API is available)
+    # Otherwise, it will be created on first API run
+}
+