add app web code and playbooks

tp3/app-web.yml

+- hosts: web
+  become: true
+  become_user: root
+
+  tasks:
+    - name: Install Docker
+      apt:
+        name: docker.io
+        state: present
+        update_cache: true
+
+    - name: Install Python Module
+      apt:
+        name: python3-pip
+  
+    - name: Install Python Docker
+      pip:
+        name: docker
+
+    - name: Copy web app files
+      ansible.posix.synchronize:
+        src: .
+        dest: /var/app/
+
+    - name: build the image
+      docker_image:
+        name: app-web
+        build:
+          path: /var/app/
+          dockerfile: Dockerfile
+        source: build
+
+    - name: Run the container
+      docker_container:
+        name: app-web
+        image: app-web
+        state: started
+        auto_remove: true
+        ports:
+          - "80:8000" 
+        container_default_behavior: no_defaults   
\ No newline at end of file

tp3/app_web/.idea/.gitignore

+# Default ignored files
+/shelf/
+/workspace.xml
+# Datasource local storage ignored files
+/dataSources/
+/dataSources.local.xml
+# Editor-based HTTP Client requests
+/httpRequests/

tp3/app_web/.idea/app_web.iml

+<?xml version="1.0" encoding="UTF-8"?>
+<module type="PYTHON_MODULE" version="4">
+  <component name="FacetManager">
+    <facet type="django" name="Django">
+      <configuration>
+        <option name="rootFolder" value="$MODULE_DIR$" />
+        <option name="settingsModule" value="app_web/settings.py" />
+        <option name="manageScript" value="$MODULE_DIR$/manage.py" />
+        <option name="environment" value="&lt;map/&gt;" />
+        <option name="doNotUseTestRunner" value="false" />
+        <option name="trackFilePattern" value="migrations" />
+      </configuration>
+    </facet>
+  </component>
+  <component name="NewModuleRootManager">
+    <content url="file://$MODULE_DIR$">
+      <excludeFolder url="file://$MODULE_DIR$/venv" />
+    </content>
+    <orderEntry type="jdk" jdkName="Python 3.9" jdkType="Python SDK" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+  <component name="PyDocumentationSettings">
+    <option name="format" value="PLAIN" />
+    <option name="myDocStringFormat" value="Plain" />
+  </component>
+  <component name="TemplatesService">
+    <option name="TEMPLATE_CONFIGURATION" value="Django" />
+    <option name="TEMPLATE_FOLDERS">
+      <list>
+        <option value="$MODULE_DIR$/helloworld/templates" />
+      </list>
+    </option>
+  </component>
+</module>
\ No newline at end of file

tp3/app_web/Dockerfile

+FROM python:3
+
+ENV PYTHONDONTWRITEBYTECODE 1
+ENV PYTHONUNBUFFERED 1
+
+WORKDIR /app/
+
+RUN pip install --upgrade pip
+
+COPY requirements.txt /app/
+RUN pip install -r requirements.txt
+COPY . /app/
+
+
+EXPOSE 8000
+
+RUN python3 /app/manage.py migrate
+
+CMD ["python3", "manage.py", "runserver", "0.0.0.0:8000"]

tp3/app_web/app_web/asgi.py

+"""
+ASGI config for app_web 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/3.2/howto/deployment/asgi/
+"""
+
+import os
+
+from django.core.asgi import get_asgi_application
+
+os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'app_web.settings')
+
+application = get_asgi_application()

tp3/app_web/app_web/settings.py

+"""
+Django settings for app_web project.
+
+Generated by 'django-admin startproject' using Django 3.2.5.
+
+For more information on this file, see
+https://docs.djangoproject.com/en/3.2/topics/settings/
+
+For the full list of settings and their values, see
+https://docs.djangoproject.com/en/3.2/ref/settings/
+"""
+import os
+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/3.2/howto/deployment/checklist/
+
+# SECURITY WARNING: keep the secret key used in production secret!
+SECRET_KEY = 'django-insecure-&eaz!)7g4vtgf=)4)0(0v*=5dp)xl*2&dvj(v0nk%8$$-$1rf='
+
+# SECURITY WARNING: don't run with debug turned on in production!
+DEBUG = False
+
+ALLOWED_HOSTS = ['172.28.101.145']
+
+
+# Application definition
+
+INSTALLED_APPS = [
+    'django.contrib.admin',
+    'django.contrib.auth',
+    'django.contrib.contenttypes',
+    'django.contrib.sessions',
+    'django.contrib.messages',
+    'django.contrib.staticfiles',
+    'helloworld',
+]
+
+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 = 'app_web.urls'
+
+TEMPLATES = [
+    {
+        'BACKEND': 'django.template.backends.django.DjangoTemplates',
+        'DIRS': [],
+        '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 = 'app_web.wsgi.application'
+
+
+# Database
+# https://docs.djangoproject.com/en/3.2/ref/settings/#databases
+
+DATABASES = {
+    'default': {
+        'ENGINE': 'django.db.backends.postgresql_psycopg2',
+        'HOST': '172.28.100.88',
+        'NAME': 'postgres',
+        'USER': 'user',
+        'PASSWORD': 'password',
+        'PORT': '5432',
+    }
+}
+
+
+# Password validation
+# https://docs.djangoproject.com/en/3.2/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/3.2/topics/i18n/
+
+LANGUAGE_CODE = 'en-us'
+
+TIME_ZONE = 'UTC'
+
+USE_I18N = True
+
+USE_L10N = True
+
+USE_TZ = True
+
+
+# Static files (CSS, JavaScript, Images)
+# https://docs.djangoproject.com/en/3.2/howto/static-files/
+
+STATIC_URL = '/static/'
+
+# Default primary key field type
+# https://docs.djangoproject.com/en/3.2/ref/settings/#default-auto-field
+
+DEFAULT_AUTO_FIELD = 'django.db.models.BigAutoField'

tp3/app_web/app_web/urls.py

+"""app_web URL Configuration
+
+The `urlpatterns` list routes URLs to views. For more information please see:
+    https://docs.djangoproject.com/en/3.2/topics/http/urls/
+Examples:
+Function views
+    1. Add an import:  from my_app import views
+    2. Add a URL to urlpatterns:  path('', views.home, name='home')
+Class-based views
+    1. Add an import:  from other_app.views import Home
+    2. Add a URL to urlpatterns:  path('', Home.as_view(), name='home')
+Including another URLconf
+    1. Import the include() function: from django.urls import include, path
+    2. Add a URL to urlpatterns:  path('blog/', include('blog.urls'))
+"""
+from django.contrib import admin
+from django.urls import path
+
+from helloworld.views import message_view
+
+urlpatterns = [
+    path('admin/', admin.site.urls),
+    path('', message_view, name='message'),
+]

tp3/app_web/app_web/wsgi.py

+"""
+WSGI config for app_web 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/3.2/howto/deployment/wsgi/
+"""
+
+import os
+
+from django.core.wsgi import get_wsgi_application
+
+os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'app_web.settings')
+
+application = get_wsgi_application()

tp3/app_web/helloworld/admin.py

+from django.contrib import admin
+
+# Register your models here.

tp3/app_web/helloworld/apps.py

+from django.apps import AppConfig
+
+
+class HelloworldConfig(AppConfig):
+    default_auto_field = 'django.db.models.BigAutoField'
+    name = 'helloworld'

tp3/app_web/helloworld/forms.py

+from django.forms import ModelForm
+
+from .models import Message
+
+class MessageForm(ModelForm):
+    class Meta:
+        model = Message
+        fields = ['message']
\ No newline at end of file

tp3/app_web/helloworld/migrations/0001_initial.py

+# Generated by Django 3.2.5 on 2021-10-20 14:40
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = [
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Message',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('message', models.CharField(max_length=200)),
+                ('date', models.DateTimeField(auto_now_add=True)),
+            ],
+        ),
+    ]

tp3/app_web/helloworld/models.py

+from django.db import models
+
+class Message(models.Model):
+    message = models.CharField(max_length=200)
+    date = models.DateTimeField(auto_now_add=True)
+
+    def __str__(self):
+        return self.message

tp3/app_web/helloworld/templates/helloworld/message_list.html

+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta http-equiv="X-UA-Compatible" content="IE=edge">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Document</title>
+</head>
+<body>
+    <form method="post" action="{{ request.path }}">
+        {% csrf_token %}
+        <ul>
+            {{ form.as_ul }}
+        </ul>
+        <input type="submit" value="Submit Form"/>
+    </form>
+
+    <h1>Messages</h1>
+    <ul>
+    {% for message in object_list %}
+        <li>{{ message.message }}</li>
+    {% empty %}
+    <li>No message yet.</li>
+    {% endfor %}
+    </ul>
+</body>
+</html>
\ No newline at end of file

tp3/app_web/helloworld/tests.py

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

tp3/app_web/helloworld/views.py

+from django.shortcuts import render
+
+from helloworld.forms import MessageForm
+from helloworld.models import Message
+
+def message_view(request):
+    if request.method == 'POST':
+        form = MessageForm(request.POST)
+        if form.is_valid():
+            form.save()
+    form = MessageForm()
+    return render(request, 'helloworld/message_list.html', context={'form': form, 'object_list': Message.objects.all()})
\ No newline at end of file

tp3/app_web/manage.py

+#!/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', 'app_web.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()