initial commit.

This commit is contained in:
Tomáš Mládek 2020-06-14 12:08:11 +02:00
commit 69633a52e7
22 changed files with 600 additions and 0 deletions

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.gitignore vendored Normal file
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db.sqlite3
static
media

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manage.py Executable file
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#!/usr/bin/env python
"""Django's command-line utility for administrative tasks."""
import os
import sys
def main():
os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'sdbs_infra.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()

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poetry.lock generated Normal file
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[[package]]
category = "main"
description = "ASGI specs, helper code, and adapters"
name = "asgiref"
optional = false
python-versions = ">=3.5"
version = "3.2.7"
[package.extras]
tests = ["pytest (>=4.3.0,<4.4.0)", "pytest-asyncio (>=0.10.0,<0.11.0)"]
[[package]]
category = "main"
description = "Screen-scraping library"
name = "beautifulsoup4"
optional = false
python-versions = "*"
version = "4.9.1"
[package.dependencies]
soupsieve = [">1.2", "<2.0"]
[package.extras]
html5lib = ["html5lib"]
lxml = ["lxml"]
[[package]]
category = "main"
description = "A high-level Python Web framework that encourages rapid development and clean, pragmatic design."
name = "django"
optional = false
python-versions = ">=3.6"
version = "3.0.7"
[package.dependencies]
asgiref = ">=3.2,<4.0"
pytz = "*"
sqlparse = ">=0.2.2"
[package.extras]
argon2 = ["argon2-cffi (>=16.1.0)"]
bcrypt = ["bcrypt"]
[[package]]
category = "main"
description = "Allows Django models to be ordered and provides a simple admin interface for reordering them."
name = "django-ordered-model"
optional = false
python-versions = "*"
version = "3.4.1"
[[package]]
category = "main"
description = "Python Imaging Library (Fork)"
name = "pillow"
optional = false
python-versions = ">=3.5"
version = "7.1.2"
[[package]]
category = "main"
description = "World timezone definitions, modern and historical"
name = "pytz"
optional = false
python-versions = "*"
version = "2020.1"
[[package]]
category = "main"
description = "A modern CSS selector implementation for Beautiful Soup."
name = "soupsieve"
optional = false
python-versions = "*"
version = "1.9.6"
[[package]]
category = "main"
description = "Non-validating SQL parser"
name = "sqlparse"
optional = false
python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
version = "0.3.1"
[metadata]
content-hash = "e59cbc9240f4a13c17bade71c39a64fe70c17eaf4746afc82fc9a36b5fa4ae10"
python-versions = "^3.7"
[metadata.files]
asgiref = [
{file = "asgiref-3.2.7-py2.py3-none-any.whl", hash = "sha256:9ca8b952a0a9afa61d30aa6d3d9b570bb3fd6bafcf7ec9e6bed43b936133db1c"},
{file = "asgiref-3.2.7.tar.gz", hash = "sha256:8036f90603c54e93521e5777b2b9a39ba1bad05773fcf2d208f0299d1df58ce5"},
]
beautifulsoup4 = [
{file = "beautifulsoup4-4.9.1-py2-none-any.whl", hash = "sha256:e718f2342e2e099b640a34ab782407b7b676f47ee272d6739e60b8ea23829f2c"},
{file = "beautifulsoup4-4.9.1-py3-none-any.whl", hash = "sha256:a6237df3c32ccfaee4fd201c8f5f9d9df619b93121d01353a64a73ce8c6ef9a8"},
{file = "beautifulsoup4-4.9.1.tar.gz", hash = "sha256:73cc4d115b96f79c7d77c1c7f7a0a8d4c57860d1041df407dd1aae7f07a77fd7"},
]
django = [
{file = "Django-3.0.7-py3-none-any.whl", hash = "sha256:e1630333248c9b3d4e38f02093a26f1e07b271ca896d73097457996e0fae12e8"},
{file = "Django-3.0.7.tar.gz", hash = "sha256:5052b34b34b3425233c682e0e11d658fd6efd587d11335a0203d827224ada8f2"},
]
django-ordered-model = [
{file = "django-ordered-model-3.4.1.tar.gz", hash = "sha256:d867166ed4dd12501139e119cbbc5b4d19798a3e72740aef0af4879ba97102cf"},
{file = "django_ordered_model-3.4.1-py3-none-any.whl", hash = "sha256:29af6624cf3505daaf0df00e2df1d0726dd777b95e08f304d5ad0264092aa934"},
]
pillow = [
{file = "Pillow-7.1.2-cp35-cp35m-macosx_10_10_intel.whl", hash = "sha256:ae2b270f9a0b8822b98655cb3a59cdb1bd54a34807c6c56b76dd2e786c3b7db3"},
{file = "Pillow-7.1.2-cp35-cp35m-manylinux1_i686.whl", hash = "sha256:d23e2aa9b969cf9c26edfb4b56307792b8b374202810bd949effd1c6e11ebd6d"},
{file = "Pillow-7.1.2-cp35-cp35m-manylinux1_x86_64.whl", hash = "sha256:b532bcc2f008e96fd9241177ec580829dee817b090532f43e54074ecffdcd97f"},
{file = "Pillow-7.1.2-cp35-cp35m-win32.whl", hash = "sha256:12e4bad6bddd8546a2f9771485c7e3d2b546b458ae8ff79621214119ac244523"},
{file = "Pillow-7.1.2-cp35-cp35m-win_amd64.whl", hash = "sha256:9744350687459234867cbebfe9df8f35ef9e1538f3e729adbd8fde0761adb705"},
{file = "Pillow-7.1.2-cp36-cp36m-macosx_10_10_x86_64.whl", hash = "sha256:f54be399340aa602066adb63a86a6a5d4f395adfdd9da2b9a0162ea808c7b276"},
{file = "Pillow-7.1.2-cp36-cp36m-manylinux1_i686.whl", hash = "sha256:1f694e28c169655c50bb89a3fa07f3b854d71eb47f50783621de813979ba87f3"},
{file = "Pillow-7.1.2-cp36-cp36m-manylinux1_x86_64.whl", hash = "sha256:f784aad988f12c80aacfa5b381ec21fd3f38f851720f652b9f33facc5101cf4d"},
{file = "Pillow-7.1.2-cp36-cp36m-win32.whl", hash = "sha256:b37bb3bd35edf53125b0ff257822afa6962649995cbdfde2791ddb62b239f891"},
{file = "Pillow-7.1.2-cp36-cp36m-win_amd64.whl", hash = "sha256:b67a6c47ed963c709ed24566daa3f95a18f07d3831334da570c71da53d97d088"},
{file = "Pillow-7.1.2-cp37-cp37m-macosx_10_10_x86_64.whl", hash = "sha256:eaa83729eab9c60884f362ada982d3a06beaa6cc8b084cf9f76cae7739481dfa"},
{file = "Pillow-7.1.2-cp37-cp37m-manylinux1_i686.whl", hash = "sha256:f46e0e024346e1474083c729d50de909974237c72daca05393ee32389dabe457"},
{file = "Pillow-7.1.2-cp37-cp37m-manylinux1_x86_64.whl", hash = "sha256:0e2a3bceb0fd4e0cb17192ae506d5f082b309ffe5fc370a5667959c9b2f85fa3"},
{file = "Pillow-7.1.2-cp37-cp37m-win32.whl", hash = "sha256:ccc9ad2460eb5bee5642eaf75a0438d7f8887d484490d5117b98edd7f33118b7"},
{file = "Pillow-7.1.2-cp37-cp37m-win_amd64.whl", hash = "sha256:b943e71c2065ade6fef223358e56c167fc6ce31c50bc7a02dd5c17ee4338e8ac"},
{file = "Pillow-7.1.2-cp38-cp38-macosx_10_10_x86_64.whl", hash = "sha256:04766c4930c174b46fd72d450674612ab44cca977ebbcc2dde722c6933290107"},
{file = "Pillow-7.1.2-cp38-cp38-manylinux1_i686.whl", hash = "sha256:f455efb7a98557412dc6f8e463c1faf1f1911ec2432059fa3e582b6000fc90e2"},
{file = "Pillow-7.1.2-cp38-cp38-manylinux1_x86_64.whl", hash = "sha256:ee94fce8d003ac9fd206496f2707efe9eadcb278d94c271f129ab36aa7181344"},
{file = "Pillow-7.1.2-cp38-cp38-win32.whl", hash = "sha256:4b02b9c27fad2054932e89f39703646d0c543f21d3cc5b8e05434215121c28cd"},
{file = "Pillow-7.1.2-cp38-cp38-win_amd64.whl", hash = "sha256:3d25dd8d688f7318dca6d8cd4f962a360ee40346c15893ae3b95c061cdbc4079"},
{file = "Pillow-7.1.2-pp373-pypy36_pp73-win32.whl", hash = "sha256:0f01e63c34f0e1e2580cc0b24e86a5ccbbfa8830909a52ee17624c4193224cd9"},
{file = "Pillow-7.1.2-py3.8-macosx-10.9-x86_64.egg", hash = "sha256:70e3e0d99a0dcda66283a185f80697a9b08806963c6149c8e6c5f452b2aa59c0"},
{file = "Pillow-7.1.2.tar.gz", hash = "sha256:a0b49960110bc6ff5fead46013bcb8825d101026d466f3a4de3476defe0fb0dd"},
]
pytz = [
{file = "pytz-2020.1-py2.py3-none-any.whl", hash = "sha256:a494d53b6d39c3c6e44c3bec237336e14305e4f29bbf800b599253057fbb79ed"},
{file = "pytz-2020.1.tar.gz", hash = "sha256:c35965d010ce31b23eeb663ed3cc8c906275d6be1a34393a1d73a41febf4a048"},
]
soupsieve = [
{file = "soupsieve-1.9.6-py2.py3-none-any.whl", hash = "sha256:feb1e937fa26a69e08436aad4a9037cd7e1d4c7212909502ba30701247ff8abd"},
{file = "soupsieve-1.9.6.tar.gz", hash = "sha256:7985bacc98c34923a439967c1a602dc4f1e15f923b6fcf02344184f86cc7efaa"},
]
sqlparse = [
{file = "sqlparse-0.3.1-py2.py3-none-any.whl", hash = "sha256:022fb9c87b524d1f7862b3037e541f68597a730a8843245c349fc93e1643dc4e"},
{file = "sqlparse-0.3.1.tar.gz", hash = "sha256:e162203737712307dfe78860cc56c8da8a852ab2ee33750e33aeadf38d12c548"},
]

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pyproject.toml Normal file
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[tool.poetry]
name = "sdbs_infra"
version = "0.1.0"
description = ""
authors = ["Tomáš Mládek <t@mldk.cz>"]
[tool.poetry.dependencies]
python = "^3.7"
django = "^3.0.7"
django-ordered-model = "^3.4.1"
Pillow = "^7.1.2"
beautifulsoup4 = "^4.9.1"
[tool.poetry.dev-dependencies]
[build-system]
requires = ["poetry>=0.12"]
build-backend = "poetry.masonry.api"

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sdbs_infra/__init__.py Normal file
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sdbs_infra/asgi.py Normal file
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"""
ASGI config for sdbs_infra 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/3.0/howto/deployment/asgi/
"""
import os
from django.core.asgi import get_asgi_application
os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'sdbs_infra.settings')
application = get_asgi_application()

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from django.contrib import admin
from ordered_model.admin import OrderedModelAdmin
from sdbs_infra.dashboard.models import Service
class ServiceAdmin(OrderedModelAdmin):
list_display = ('short_name', 'url', 'move_up_down_links')
admin.site.register(Service, ServiceAdmin)

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from django.apps import AppConfig
class DashboardConfig(AppConfig):
name = 'dashboard'

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# Generated by Django 3.0.7 on 2020-06-13 20:17
from django.db import migrations, models
class Migration(migrations.Migration):
initial = True
dependencies = [
]
operations = [
migrations.CreateModel(
name='Service',
fields=[
('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
('order', models.PositiveIntegerField(db_index=True, editable=False, verbose_name='order')),
('short_name', models.CharField(max_length=64)),
('description', models.TextField()),
('url', models.URLField()),
],
options={
'ordering': ('order',),
'abstract': False,
},
),
]

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# Generated by Django 3.0.7 on 2020-06-13 20:20
from django.db import migrations, models
class Migration(migrations.Migration):
dependencies = [
('dashboard', '0001_initial'),
]
operations = [
migrations.AddField(
model_name='service',
name='image',
field=models.FileField(null=True, upload_to=''),
),
]

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# Generated by Django 3.0.7 on 2020-06-13 20:21
from django.db import migrations, models
class Migration(migrations.Migration):
dependencies = [
('dashboard', '0002_service_image'),
]
operations = [
migrations.AlterField(
model_name='service',
name='description',
field=models.TextField(blank=True, null=True),
),
migrations.AlterField(
model_name='service',
name='image',
field=models.FileField(blank=True, null=True, upload_to=''),
),
]

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# Generated by Django 3.0.7 on 2020-06-13 20:22
from django.db import migrations, models
class Migration(migrations.Migration):
dependencies = [
('dashboard', '0003_auto_20200613_2021'),
]
operations = [
migrations.AlterField(
model_name='service',
name='image',
field=models.ImageField(blank=True, null=True, upload_to=''),
),
]

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# Generated by Django 3.0.7 on 2020-06-13 20:32
from django.db import migrations, models
class Migration(migrations.Migration):
dependencies = [
('dashboard', '0004_auto_20200613_2022'),
]
operations = [
migrations.AlterField(
model_name='service',
name='image',
field=models.ImageField(blank=True, null=True, upload_to='services'),
),
]

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import urllib.request
from enum import Enum
from urllib.error import URLError
from urllib.request import Request
from bs4 import BeautifulSoup
from django.db import models
from django.utils.functional import cached_property
from ordered_model.models import OrderedModel
class ServiceStatus(Enum):
OK = 'ok'
DOWN = 'down'
UNKNOWN = 'unknown'
class Service(OrderedModel):
short_name = models.CharField(null=False, max_length=64)
image = models.ImageField(null=True, blank=True, upload_to='services')
description = models.TextField(null=True, blank=True)
url = models.URLField()
def __str__(self):
return f"{self.short_name} ({self.url})"
@cached_property
def index_request(self):
try:
request = Request(self.url, headers={'User-Agent': 'its just me humble status page'})
return urllib.request.urlopen(request)
except URLError:
return None
def get_status(self):
if self.index_request and self.index_request.getcode() == 200:
return ServiceStatus.OK
else:
return ServiceStatus.DOWN
@cached_property
def image_or_favicon(self):
if self.image:
return self.image.url
if self.index_request:
parsed_html = BeautifulSoup(self.index_request, features="html.parser")
link_tags = parsed_html.find_all('link')
for rel in ['apple-touch-icon', 'shortcut', 'icon']:
for link_tag in link_tags:
if rel in link_tag.attrs['rel']:
result = link_tag.attrs['href']
return (self.url + result) if self.url not in result else result

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{% load static %}
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>/-\ infra status page</title>
<link rel="stylesheet" href="{% static "main.css" %}">
</head>
<body>
<header>
<h1>/-\ infrastructure</h1>
<h2>status page</h2>
</header>
<main>
{% for service in services %}
<a class="service status-{{ service.get_status.value }}" href="{{ service.url }}">
<section class="service-content">
{% if service.image_or_favicon %}
<div class="image">
<img src="{{ service.image_or_favicon }}" alt="image for {{ service }}"/>
</div>
{% endif %}
<div class="label">
<h3>{{ service.short_name }}</h3>
{% if service.description %}
<p class="description">{{ service.description }}</p>
{% endif %}
</div>
</section>
<section class="service-status">
STATUS: {{ service.get_status.value }}
</section>
</a>
{% endfor %}
</main>
</body>
</html>

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

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from django.views.decorators.cache import cache_page
from django.views.generic import TemplateView
from sdbs_infra.dashboard.models import Service
class IndexView(TemplateView):
template_name = "index.html"
def get_context_data(self, **kwargs):
return {
'services': Service.objects.all()
}

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"""
Django settings for sdbs_infra project.
Generated by 'django-admin startproject' using Django 3.0.7.
For more information on this file, see
https://docs.djangoproject.com/en/3.0/topics/settings/
For the full list of settings and their values, see
https://docs.djangoproject.com/en/3.0/ref/settings/
"""
import os
# Build paths inside the project like this: os.path.join(BASE_DIR, ...)
BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
# Quick-start development settings - unsuitable for production
# See https://docs.djangoproject.com/en/3.0/howto/deployment/checklist/
# SECURITY WARNING: keep the secret key used in production secret!
SECRET_KEY = 'c1*&au6fevdetq2#1g0c3qai4-!)r**j%u%vmrkgtairox3^t5'
# 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.messages',
'django.contrib.sessions',
'django.contrib.staticfiles',
'ordered_model',
'sdbs_infra.dashboard'
]
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 = 'sdbs_infra.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 = 'sdbs_infra.wsgi.application'
# Database
# https://docs.djangoproject.com/en/3.0/ref/settings/#databases
DATABASES = {
'default': {
'ENGINE': 'django.db.backends.sqlite3',
'NAME': os.path.join(BASE_DIR, 'db.sqlite3'),
}
}
if DEBUG:
CACHES = {
'default': {
'BACKEND': 'django.core.cache.backends.dummy.DummyCache',
}
}
# Password validation
# https://docs.djangoproject.com/en/3.0/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/3.0/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/3.0/howto/static-files/
STATIC_URL = '/static/'
STATIC_ROOT = "static"
MEDIA_URL = '/media/'
MEDIA_ROOT = "media"

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"""sdbs_infra URL Configuration
The `urlpatterns` list routes URLs to views. For more information please see:
https://docs.djangoproject.com/en/3.0/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.conf.urls.static import static
from django.contrib import admin
from django.urls import path
from django.views.decorators.cache import cache_page
from sdbs_infra import settings
from sdbs_infra.dashboard.views import IndexView
urlpatterns = [
path('', cache_page(10)(IndexView.as_view())),
path('admin/', admin.site.urls),
]
if settings.DEBUG:
urlpatterns += static(settings.MEDIA_URL, document_root=settings.MEDIA_ROOT)

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"""
WSGI config for sdbs_infra 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/3.0/howto/deployment/wsgi/
"""
import os
from django.core.wsgi import get_wsgi_application
os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'sdbs_infra.settings')
application = get_wsgi_application()