Django. Basic uWSGI information exposed via Admin contrib

CHANGELOG

@@ -5,6 +5,7 @@ uwsgiconf changelog
 Unreleased
 ----------
 ! Dropped QA for Python 2.
++ Django. Basic uWSGI information exposed via Admin contrib.
 * Django. Fixed uwsgify default config loading.
 * Fixed 'is_stub' attribute binding to uwsgi/uwsgi_stub modules.
 * Runtime. Fixed 'environ.uwsgi_env.buffer_size' value.

uwsgiconf/contrib/django/uwsgify/admin/__init__.py

@@ -0,0 +1,7 @@
+from django.contrib import admin
+
+from .models import Summary, Configuration
+from .realms import SummaryAdmin, ConfigurationAdmin
+
+admin.site.register(Summary, SummaryAdmin)
+admin.site.register(Configuration, ConfigurationAdmin)

uwsgiconf/contrib/django/uwsgify/admin/base.py

@@ -0,0 +1,30 @@
+from django.contrib import admin
+from django.template.response import TemplateResponse
+from django.urls import path
+
+from uwsgiconf import uwsgi
+
+
+class OnePageAdmin(admin.ModelAdmin):
+
+    def get_urls(self):
+        info = self.model._meta.app_label, self.model._meta.model_name
+
+        urlpatterns = [
+            path('', self.admin_site.admin_view(self.view_onepage), name='%s_%s_changelist' % info)
+        ]
+
+        return urlpatterns
+
+    def view_onepage(self, request):
+        context = dict(
+            self.admin_site.each_context(request),
+
+            stub=uwsgi.is_stub,
+            title=self.opts.verbose_name,
+        )
+        self.contribute_onepage_context(request, context)
+        return TemplateResponse(request, 'admin/uwsgify/onepage.html', context)
+
+    def contribute_onepage_context(self, request, context):
+        raise NotImplementedError

uwsgiconf/contrib/django/uwsgify/admin/models.py

@@ -0,0 +1,20 @@
+from django.db import models
+from django.utils.translation import gettext_lazy as _
+
+
+class Summary(models.Model):
+
+    class Meta:
+        app_label = 'uwsgify'
+        managed = False
+        verbose_name = _('Summary')
+        verbose_name_plural = _('Summary')
+
+
+class Configuration(models.Model):
+
+    class Meta:
+        app_label = 'uwsgify'
+        managed = False
+        verbose_name = _('Configuration')
+        verbose_name_plural = _('Configuration')

uwsgiconf/contrib/django/uwsgify/admin/realms.py

@@ -0,0 +1,35 @@
+from collections import OrderedDict
+
+from django.utils.translation import gettext_lazy as _
+
+from uwsgiconf.runtime.environ import uwsgi_env
+from .base import OnePageAdmin
+
+
+class SummaryAdmin(OnePageAdmin):
+
+    def contribute_onepage_context(self, request, context):
+        context.update({
+            'info': OrderedDict([
+                (_('Version'), uwsgi_env.get_version()),
+                (_('Hostname'), uwsgi_env.hostname),
+                (_('Started'), uwsgi_env.started_on),
+                (_('Cores'), uwsgi_env.cores_count),
+                (_('Workers'), uwsgi_env.workers_count),
+                (_('Buffer'), uwsgi_env.buffer_size),
+                (_('Clock'), uwsgi_env.clock),
+                (_('Master PID'), uwsgi_env.master_pid),
+                (_('Memory'), uwsgi_env.memory),
+                (_('Threads support'), uwsgi_env.threads_enabled),
+                (_('Current worker'), uwsgi_env.worker_id),
+                (_('Requests served'), uwsgi_env.request.total_count),
+            ]),
+        })
+
+
+class ConfigurationAdmin(OnePageAdmin):
+
+    def contribute_onepage_context(self, request, context):
+        context.update({
+            'info': uwsgi_env.config,
+        })

uwsgiconf/contrib/django/uwsgify/templates/admin/uwsgify/onepage.html

@@ -0,0 +1,28 @@
+{% extends "admin/base_site.html" %}
+{% load i18n static %}
+
+{% block content %}
+
+    {% if stub %}
+    <p class="errornote">
+        {% trans "This site is not served by uWSGI. Some functionality may be unavailable." %}
+    </p>
+    {% endif %}
+
+
+<div class="results">
+
+    <table width="100%">
+        <thead></thead>
+        <tbody>
+        {% for key, val in info.items %}
+        <tr class="{% cycle 'row1' 'row2' %}">
+            <td nowrap width="25%">{{ key }}:</td>
+            <td>{{ val }}</td>
+        </tr>
+        {% endfor %}
+    </table>
+
+</div>
+
+{% endblock %}