Initial Django project setup for Postgres cluster management - Created Django project structure with postgres_handholder main app - Added clusters, backups, and monitoring apps - Implemented comprehensive models for PostgresCluster, PostgresInstance, ClusterUser, ClusterDatabase - Added forms and views for cluster management - Created Bootstrap 5 templates with modern UI - Added Docker and Docker Compose configuration - Included Celery for background tasks - Added comprehensive requirements.txt with all dependencies - Updated README with installation and usage instructions - Added environment configuration example - Set up proper URL routing and app structure

postgres_handholder/__init__.py

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+# Postgres Handholder Django Application 

postgres_handholder/asgi.py

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+"""
+ASGI config for postgres_handholder project.
+
+It exposes the ASGI callable as a module-level variable named ``application``.
+
+For more information on this file, see
+https://docs.djangoproject.com/en/4.2/howto/deployment/asgi/
+"""
+
+import os
+
+from django.core.asgi import get_asgi_application
+
+os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'postgres_handholder.settings')
+
+application = get_asgi_application() 

postgres_handholder/celery.py

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+import os
+from celery import Celery
+
+# Set the default Django settings module for the 'celery' program.
+os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'postgres_handholder.settings')
+
+app = Celery('postgres_handholder')
+
+# Using a string here means the worker doesn't have to serialize
+# the configuration object to child processes.
+app.config_from_object('django.conf:settings', namespace='CELERY')
+
+# Load task modules from all registered Django apps.
+app.autodiscover_tasks()
+
+
+@app.task(bind=True)
+def debug_task(self):
+    print(f'Request: {self.request!r}') 

postgres_handholder/settings.py

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+"""
+Django settings for postgres_handholder project.
+"""
+
+import os
+from pathlib import Path
+from django.core.management.utils import get_random_secret_key
+
+# Build paths inside the project like this: BASE_DIR / 'subdir'.
+BASE_DIR = Path(__file__).resolve().parent.parent
+
+# SECURITY WARNING: keep the secret key used in production secret!
+SECRET_KEY = os.environ.get('SECRET_KEY', get_random_secret_key())
+
+# SECURITY WARNING: don't run with debug turned on in production!
+DEBUG = os.environ.get('DEBUG', 'True').lower() == 'true'
+
+ALLOWED_HOSTS = os.environ.get('ALLOWED_HOSTS', 'localhost,127.0.0.1').split(',')
+
+# Application definition
+INSTALLED_APPS = [
+    'django.contrib.admin',
+    'django.contrib.auth',
+    'django.contrib.contenttypes',
+    'django.contrib.sessions',
+    'django.contrib.messages',
+    'django.contrib.staticfiles',
+    'django.contrib.sites',
+    
+    # Third party apps
+    'allauth',
+    'allauth.account',
+    'allauth.socialaccount',
+    'crispy_forms',
+    'crispy_bootstrap5',
+    'django_extensions',
+    'debug_toolbar',
+    
+    # Local apps
+    'clusters',
+    'backups',
+    'monitoring',
+]
+
+MIDDLEWARE = [
+    'django.middleware.security.SecurityMiddleware',
+    'django.contrib.sessions.middleware.SessionMiddleware',
+    'django.middleware.common.CommonMiddleware',
+    'django.middleware.csrf.CsrfViewMiddleware',
+    'django.contrib.auth.middleware.AuthenticationMiddleware',
+    'django.contrib.messages.middleware.MessageMiddleware',
+    'django.middleware.clickjacking.XFrameOptionsMiddleware',
+    'allauth.account.middleware.AccountMiddleware',
+    'debug_toolbar.middleware.DebugToolbarMiddleware',
+]
+
+ROOT_URLCONF = 'postgres_handholder.urls'
+
+TEMPLATES = [
+    {
+        'BACKEND': 'django.template.backends.django.DjangoTemplates',
+        'DIRS': [BASE_DIR / 'templates'],
+        'APP_DIRS': True,
+        'OPTIONS': {
+            'context_processors': [
+                'django.template.context_processors.debug',
+                'django.template.context_processors.request',
+                'django.contrib.auth.context_processors.auth',
+                'django.contrib.messages.context_processors.messages',
+            ],
+        },
+    },
+]
+
+WSGI_APPLICATION = 'postgres_handholder.wsgi.application'
+
+# Database
+DATABASES = {
+    'default': {
+        'ENGINE': 'django.db.backends.postgresql',
+        'NAME': os.environ.get('DB_NAME', 'postgres_handholder'),
+        'USER': os.environ.get('DB_USER', 'postgres'),
+        'PASSWORD': os.environ.get('DB_PASSWORD', ''),
+        'HOST': os.environ.get('DB_HOST', 'localhost'),
+        'PORT': os.environ.get('DB_PORT', '5432'),
+    }
+}
+
+# Password validation
+AUTH_PASSWORD_VALIDATORS = [
+    {
+        'NAME': 'django.contrib.auth.password_validation.UserAttributeSimilarityValidator',
+    },
+    {
+        'NAME': 'django.contrib.auth.password_validation.MinimumLengthValidator',
+    },
+    {
+        'NAME': 'django.contrib.auth.password_validation.CommonPasswordValidator',
+    },
+    {
+        'NAME': 'django.contrib.auth.password_validation.NumericPasswordValidator',
+    },
+]
+
+# Internationalization
+LANGUAGE_CODE = 'en-us'
+TIME_ZONE = 'UTC'
+USE_I18N = True
+USE_TZ = True
+
+# Static files (CSS, JavaScript, Images)
+STATIC_URL = 'static/'
+STATIC_ROOT = BASE_DIR / 'staticfiles'
+STATICFILES_DIRS = [
+    BASE_DIR / 'static',
+]
+
+# Media files
+MEDIA_URL = 'media/'
+MEDIA_ROOT = BASE_DIR / 'media'
+
+# Default primary key field type
+DEFAULT_AUTO_FIELD = 'django.db.models.BigAutoField'
+
+# Crispy Forms
+CRISPY_ALLOWED_TEMPLATE_PACKS = "bootstrap5"
+CRISPY_TEMPLATE_PACK = "bootstrap5"
+
+# Django Allauth
+AUTHENTICATION_BACKENDS = [
+    'django.contrib.auth.backends.ModelBackend',
+    'allauth.account.auth_backends.AuthenticationBackend',
+]
+
+SITE_ID = 1
+
+ACCOUNT_EMAIL_REQUIRED = True
+ACCOUNT_USERNAME_REQUIRED = False
+ACCOUNT_AUTHENTICATION_METHOD = 'email'
+ACCOUNT_EMAIL_VERIFICATION = 'mandatory'
+
+# Celery Configuration
+CELERY_BROKER_URL = os.environ.get('CELERY_BROKER_URL', 'redis://localhost:6379/0')
+CELERY_RESULT_BACKEND = os.environ.get('CELERY_RESULT_BACKEND', 'redis://localhost:6379/0')
+CELERY_ACCEPT_CONTENT = ['json']
+CELERY_TASK_SERIALIZER = 'json'
+CELERY_RESULT_SERIALIZER = 'json'
+CELERY_TIMEZONE = TIME_ZONE
+
+# Cloud Storage Configuration
+AWS_ACCESS_KEY_ID = os.environ.get('AWS_ACCESS_KEY_ID')
+AWS_SECRET_ACCESS_KEY = os.environ.get('AWS_SECRET_ACCESS_KEY')
+AWS_STORAGE_BUCKET_NAME = os.environ.get('AWS_STORAGE_BUCKET_NAME')
+AWS_S3_REGION_NAME = os.environ.get('AWS_S3_REGION_NAME', 'us-east-1')
+
+# Google Cloud Storage Configuration
+GOOGLE_CLOUD_STORAGE_BUCKET = os.environ.get('GOOGLE_CLOUD_STORAGE_BUCKET')
+GOOGLE_APPLICATION_CREDENTIALS = os.environ.get('GOOGLE_APPLICATION_CREDENTIALS')
+
+# Docker Configuration
+DOCKER_HOST = os.environ.get('DOCKER_HOST', 'unix://var/run/docker.sock')
+
+# Kubernetes Configuration
+KUBERNETES_CONFIG_PATH = os.environ.get('KUBECONFIG')
+
+# Debug Toolbar
+INTERNAL_IPS = [
+    '127.0.0.1',
+]
+
+# Logging
+LOGGING = {
+    'version': 1,
+    'disable_existing_loggers': False,
+    'formatters': {
+        'verbose': {
+            'format': '{levelname} {asctime} {module} {process:d} {thread:d} {message}',
+            'style': '{',
+        },
+    },
+    'handlers': {
+        'file': {
+            'level': 'INFO',
+            'class': 'logging.FileHandler',
+            'filename': BASE_DIR / 'logs' / 'django.log',
+            'formatter': 'verbose',
+        },
+    },
+    'root': {
+        'handlers': ['file'],
+        'level': 'INFO',
+    },
+} 

postgres_handholder/urls.py

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+"""
+URL configuration for postgres_handholder project.
+"""
+from django.contrib import admin
+from django.urls import path, include
+from django.conf import settings
+from django.conf.urls.static import static
+
+urlpatterns = [
+    path('admin/', admin.site.urls),
+    path('accounts/', include('allauth.urls')),
+    path('', include('clusters.urls')),
+    path('backups/', include('backups.urls')),
+    path('monitoring/', include('monitoring.urls')),
+]
+
+if settings.DEBUG:
+    urlpatterns += [
+        path('__debug__/', include('debug_toolbar.urls')),
+    ]
+    urlpatterns += static(settings.MEDIA_URL, document_root=settings.MEDIA_ROOT)
+    urlpatterns += static(settings.STATIC_URL, document_root=settings.STATIC_ROOT) 

postgres_handholder/wsgi.py

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+"""
+WSGI config for postgres_handholder project.
+
+It exposes the WSGI callable as a module-level variable named ``application``.
+
+For more information on this file, see
+https://docs.djangoproject.com/en/4.2/howto/deployment/wsgi/
+"""
+
+import os
+
+from django.core.wsgi import get_wsgi_application
+
+os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'postgres_handholder.settings')
+
+application = get_wsgi_application()