Initial commit

backend/postgres/scripts/create-user.sh

@@ -0,0 +1,46 @@
+#!/bin/bash
+
+# Prompt for container name
+read -p "Enter PostgreSQL container name: " CONTAINER_NAME
+
+# Check if container is running
+if [ "$(docker ps -q -f name=$CONTAINER_NAME)" = "" ]; then
+    echo "Container $CONTAINER_NAME is not running!"
+    exit 1
+fi
+echo "Using container: $CONTAINER_NAME"
+
+# Prompt for PostgreSQL root credentials
+read -p "Enter PostgreSQL root username: " PGROOT_USER
+
+# Prompt for username and password
+read -p "Enter new PostgreSQL username: " DB_USER
+
+# Check if username is provided
+if [[ -z "$DB_USER" ]]; then
+    echo "Error: Username cannot be empty!" >&2
+    exit 1
+fi
+
+# Check if user already exists in PostgreSQL
+if docker exec $CONTAINER_NAME psql -U $PGROOT_USER -tAc "SELECT 1 FROM pg_catalog.pg_roles WHERE rolname='$DB_USER'" | grep -q 1; then
+    echo "Error: User '$DB_USER' already exists in PostgreSQL!" >&2
+    exit 1
+fi
+
+echo "User '$DB_USER' does not exist. Proceeding..."
+read -s -p "Enter password for $DB_USER: " DB_PASS
+echo
+read -s -p "Confirm password for $DB_USER: " DB_PASS_CONFIRM
+echo
+
+# Check if passwords match
+if [ "$DB_PASS" != "$DB_PASS_CONFIRM" ]; then
+    echo "Passwords do not match!"
+    exit 1
+fi
+
+# Create the user using docker exec and psql
+docker exec $CONTAINER_NAME psql -U $PGROOT_USER -c "CREATE USER $DB_USER WITH PASSWORD '$DB_PASS';"
+
+echo "User $DB_USER has been created successfully."