Add Project Files

hosts/admin.py

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+import requests
+from django.contrib import admin
+from .models import Host
+
+
+def toggle_check_hosts(queryset):
+    for item in queryset:
+        try:
+            r = requests.get(item.host_name)
+            if r.status_code == 200:
+                item.status = True
+            else:
+                item.status = False
+        except requests.RequestException:
+            item.status = False
+        item.save()
+
+
+toggle_check_hosts.short_description = "Проверить"
+
+
+@admin.register(Host)
+class HostAdmin(admin.ModelAdmin):
+    list_display = (
+        "host_name", "port", "status", "status_code", "created", "updated"
+    )
+    actions = [toggle_check_hosts]

hosts/apps.py

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+from django.apps import AppConfig
+
+
+class HostsConfig(AppConfig):
+    name = "hosts"

hosts/management/commands/check_hosts.py

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+import requests
+from django.core.management import BaseCommand
+from ...models import Host
+
+
+class Command(BaseCommand):
+    """
+    Check Hosts Django Management Command
+    """
+    def handle(self, *args, **kwargs):
+        hosts = Host.objects.all()
+        for host in hosts:
+            try:
+                r = requests.get(host.host_name)
+                if r.status_code == 200:
+                    host.status = True
+                else:
+                    host.status = False
+
+            except requests.exceptions.RequestException:
+                host.status = False
+            host.save()

hosts/models.py

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+from django.db import models
+
+
+class Host(models.Model):
+    """
+    Host model
+    """
+    host_name = models.URLField("Host", max_length=100)
+    port = models.PositiveSmallIntegerField("Port", default=80)
+    status = models.BooleanField("Status", default=True)
+    status_code = models.PositiveSmallIntegerField("Status Code", default=200)
+    created = models.DateTimeField("Created", auto_now_add=True)
+    updated = models.DateTimeField("Updated", auto_now=True)
+
+    class Meta:
+        verbose_name = "Host"
+        verbose_name_plural = "Hosts"
+        ordering = ["-created"]
+
+    def __str__(self):
+        return self.host_name

hosts/tests.py

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

hosts/urls.py

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+from django.urls import path
+from . import views
+
+urlpatterns = [
+    path('hosts/', views.Index.as_view(), name='index'),
+    path('hosts/<int:pk>/', views.HostDetail.as_view(), name='host-info'),
+    path('add/', views.HostCreate.as_view(), name='add'),
+]

hosts/views.py

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+from django.urls import reverse_lazy
+from django.views.generic import ListView, DetailView
+from django.views.generic.edit import CreateView
+
+from .models import Host
+
+
+class Index(ListView):
+    model = Host
+    template_name = 'index.html'
+    paginate_by = 10
+
+
+class HostCreate(CreateView):
+    model = Host
+    fields = ['host_name', 'port']
+    template_name = 'add_host.html'
+    success_url = reverse_lazy('index')
+
+
+class HostDetail(DetailView):
+    model = Host
+    template_name = 'host_info.html'