ЛР 1. Трёхуровневая клиент-серверная архитектура

lab1/lab1/asgi.py

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+"""
+ASGI config for lab1 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/6.0/howto/deployment/asgi/
+"""
+
+import os
+
+from django.core.asgi import get_asgi_application
+
+os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'lab1.settings')
+
+application = get_asgi_application()

lab1/lab1/settings.py

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+"""
+Django settings for lab1 project.
+
+Generated by 'django-admin startproject' using Django 6.0.3.
+
+For more information on this file, see
+https://docs.djangoproject.com/en/6.0/topics/settings/
+
+For the full list of settings and their values, see
+https://docs.djangoproject.com/en/6.0/ref/settings/
+"""
+
+from pathlib import Path
+
+# Build paths inside the project like this: BASE_DIR / 'subdir'.
+BASE_DIR = Path(__file__).resolve().parent.parent
+
+
+# Quick-start development settings - unsuitable for production
+# See https://docs.djangoproject.com/en/6.0/howto/deployment/checklist/
+
+# SECURITY WARNING: keep the secret key used in production secret!
+SECRET_KEY = 'django-insecure--xqwhdo2$)n*y3yk=d*vmwx6nuwt8h=m5@_og_uzj+11^hu7))'
+
+# SECURITY WARNING: don't run with debug turned on in production!
+DEBUG = True
+
+ALLOWED_HOSTS = ['*']
+
+
+# Application definition
+
+INSTALLED_APPS = [
+    'django.contrib.admin',
+    'django.contrib.auth',
+    'django.contrib.contenttypes',
+    'django.contrib.sessions',
+    'django.contrib.messages',
+    'django.contrib.staticfiles',
+
+    'rest_framework',
+    'quiz',
+]
+
+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',
+]
+
+ROOT_URLCONF = 'lab1.urls'
+
+TEMPLATES = [
+    {
+        'BACKEND': 'django.template.backends.django.DjangoTemplates',
+        'DIRS': [],
+        'APP_DIRS': True,
+        'OPTIONS': {
+            'context_processors': [
+                'django.template.context_processors.request',
+                'django.contrib.auth.context_processors.auth',
+                'django.contrib.messages.context_processors.messages',
+            ],
+        },
+    },
+]
+
+WSGI_APPLICATION = 'lab1.wsgi.application'
+
+
+# Database
+# https://docs.djangoproject.com/en/6.0/ref/settings/#databases
+
+import os
+
+DATABASES = {
+    'default': {
+        'ENGINE': 'django.db.backends.postgresql',
+        'NAME': os.environ.get('POSTGRES_DB', 'lab_db'),
+        'USER': os.environ.get('POSTGRES_USER', 'django'),
+        'PASSWORD': os.environ.get('POSTGRES_PASSWORD', '03042004'),
+        'HOST': os.environ.get('POSTGRES_HOST', 'localhost'),
+        'PORT': os.environ.get('POSTGRES_PORT', 5432),
+    }
+}
+
+
+# Password validation
+# https://docs.djangoproject.com/en/6.0/ref/settings/#auth-password-validators
+
+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
+# https://docs.djangoproject.com/en/6.0/topics/i18n/
+
+LANGUAGE_CODE = 'ru-ru'
+
+TIME_ZONE = 'UTC'
+
+USE_I18N = True
+
+USE_TZ = True
+
+
+# Static files (CSS, JavaScript, Images)
+# https://docs.djangoproject.com/en/6.0/howto/static-files/
+
+STATIC_URL = 'static/'
+STATIC_ROOT = BASE_DIR / 'staticfiles'
+
+# Default primary key field type
+# https://docs.djangoproject.com/en/6.0/ref/settings/#default-auto-field
+
+DEFAULT_AUTO_FIELD = 'django.db.models.BigAutoField'

lab1/lab1/urls.py

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+from django.contrib import admin
+from django.urls import path, include
+from rest_framework import routers
+from quiz.views import QuizViewSet
+
+router = routers.DefaultRouter()
+router.register(r'quiz', QuizViewSet)
+
+urlpatterns = [
+    path('admin/', admin.site.urls),
+    path('api/', include(router.urls)),
+]
+

lab1/lab1/wsgi.py

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+"""
+WSGI config for lab1 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/6.0/howto/deployment/wsgi/
+"""
+
+import os
+
+from django.core.wsgi import get_wsgi_application
+
+os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'lab1.settings')
+
+application = get_wsgi_application()

lab1/manage.py

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+#!/usr/bin/env python
+"""Django's command-line utility for administrative tasks."""
+import os
+import sys
+
+
+def main():
+    """Run administrative tasks."""
+    os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'lab1.settings')
+    try:
+        from django.core.management import execute_from_command_line
+    except ImportError as exc:
+        raise ImportError(
+            "Couldn't import Django. Are you sure it's installed and "
+            "available on your PYTHONPATH environment variable? Did you "
+            "forget to activate a virtual environment?"
+        ) from exc
+    execute_from_command_line(sys.argv)
+
+
+if __name__ == '__main__':
+    main()

lab1/quiz/admin.py

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+from django.contrib import admin
+from .models import Quiz
+
+admin.site.register(Quiz)

lab1/quiz/apps.py

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+from django.apps import AppConfig
+
+
+class QuizConfig(AppConfig):
+    name = 'quiz'

lab1/quiz/gentestdata.py

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+import random
+from .models import Quiz
+from django.db import transaction
+from faker import Faker
+
+fk = Faker()
+
+def gentestdata():
+    with transaction.atomic():
+        for i in range(100):
+            new_quiz = Quiz()
+            new_quiz.title = fk.sentence(nb_words=4)
+            new_quiz.description = fk.paragraph()
+            new_quiz.author = fk.name()
+            new_quiz.time_limit = random.randint(5, 60)
+            new_quiz.is_published = random.random() > 0.5
+            new_quiz.save()
+    print('Сделана генерация')

lab1/quiz/migrations/0001_initial.py

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+# Generated by Django 6.0.3 on 2026-03-05 08:16
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = [
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Quiz',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('title', models.CharField(max_length=200)),
+                ('description', models.TextField()),
+                ('author', models.CharField(max_length=100)),
+                ('created_at', models.DateTimeField(auto_now_add=True)),
+                ('time_limit', models.IntegerField(help_text='Ограничение по времени в минутах')),
+                ('is_published', models.BooleanField(default=False)),
+            ],
+        ),
+    ]

lab1/quiz/models.py

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+from django.db import models
+
+# Create your models here.
+
+class Quiz(models.Model):
+    title = models.CharField(max_length=200)
+    description = models.TextField()
+    author = models.CharField(max_length=100)
+    created_at = models.DateTimeField(auto_now_add=True)
+    time_limit = models.IntegerField(help_text='Ограничение по времени в минутах')
+    is_published = models.BooleanField(default=False)
+
+    def __str__(self):
+        return self.title
+

lab1/quiz/serializers.py

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+from rest_framework import serializers
+from .models import Quiz
+
+class QuizSerializer(serializers.ModelSerializer):
+    class Meta:
+        model = Quiz
+        fields = '__all__'

lab1/quiz/tests.py

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+from django.test import TestCase
+
+# Create your tests here.

lab1/quiz/views.py

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+from django.shortcuts import render
+
+from rest_framework import viewsets
+from .models import Quiz
+from .serializers import QuizSerializer
+
+class QuizViewSet(viewsets.ModelViewSet):
+    queryset = Quiz.objects.all()
+    serializer_class = QuizSerializer

lab1/requirements.txt

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+djangorestframework
+markdown
+django-filter
+django-cors-headers
+psycopg[binary,pool]
+faker
+gunicorn