editing deployment

core/management/commands/wait_for_db.py

@@ -0,0 +1,31 @@
+import time
+from django.db import connections
+from django.db.utils import OperationalError
+from django.core.management.base import BaseCommand
+
+
+class Command(BaseCommand):
+    """Django command to pause execution until database is available"""
+    
+    # Critical: Disable system checks to prevent the command from crashing 
+    # if the database is not yet available.
+    requires_system_checks = []
+
+    def handle(self, *args, **options):
+        self.stdout.write('Waiting for database...')
+        db_conn = None
+        for i in range(30):  # Retry for 30 seconds
+            try:
+                db_conn = connections['default']
+                # Try to actually connect
+                db_conn.cursor()
+                self.stdout.write(self.style.SUCCESS('Database available!'))
+                return
+            except OperationalError:
+                self.stdout.write('Database unavailable, waiting 1 second...')
+                time.sleep(1)
+            except Exception as e:
+                 self.stdout.write(self.style.WARNING(f'Database error: {e}, waiting 1 second...'))
+                 time.sleep(1)
+        
+        self.stdout.write(self.style.ERROR('Database unavailable after 30 seconds.'))

entrypoint.sh

@@ -3,6 +3,19 @@
 # Exit immediately if a command exits with a non-zero status
 set -e
 
+echo "Starting deployment script..."
+echo "Environment Verification:"
+echo "DB_ENGINE: ${DB_ENGINE:-'Not Set (will default to settings.py)'}"
+echo "DB_HOST: ${DB_HOST:-'Not Set'}"
+echo "DB_PORT: ${DB_PORT:-'Not Set'}"
+echo "DB_NAME: ${DB_NAME:-'Not Set'}"
+echo "DB_USER: ${DB_USER:-'Not Set'}"
+# Do NOT print DB_PASS
+
+# Wait for database to be ready
+echo "Checking database connection..."
+python manage.py wait_for_db
+
 # Apply database migrations
 echo "Applying database migrations..."
 python manage.py migrate