Implement Station status log

* Add Celery redis vars on docker

docker-compose.yml

@@ -26,6 +26,8 @@ services:
       - redis
     environment:
       - DATABASE_URL=mysql://network:network@db/network
+      - CELERY_BROKER_URL=redis://redis:6379/0
+      - CELERY_RESULT_BACKEND=redis://redis:6379/0
     command:
       ./bin/run-celery.sh
 

network/base/migrations/0037_stationstatuslog.py

@@ -0,0 +1,28 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.11.10 on 2018-03-22 20:45
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('base', '0036_auto_20180316_1216'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='StationStatusLog',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('status', models.IntegerField(choices=[(2, b'Online'), (1, b'Testing'), (0, b'Offline')], default=0)),
+                ('changed', models.DateTimeField(auto_now_add=True)),
+                ('station', models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.CASCADE, related_name='station_logs', to='base.Station')),
+            ],
+            options={
+                'ordering': ['-status'],
+            },
+        ),
+    ]

network/base/migrations/0038_auto_20180322_2054.py

@@ -0,0 +1,23 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.11.11 on 2018-03-22 20:54
+from __future__ import unicode_literals
+
+from django.db import migrations
+
+
+def initial_station_log(apps, schema_editor):
+    Station = apps.get_model('base', 'Station')
+    StationStatusLog = apps.get_model('base', 'StationStatusLog')
+    for station in Station.objects.all():
+        StationStatusLog.objects.create(station=station, status=station.status)
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('base', '0037_stationstatuslog'),
+    ]
+
+    operations = [
+        migrations.RunPython(initial_station_log),
+    ]

network/base/models.py

@@ -79,6 +79,7 @@ def _station_post_save(sender, instance, created, **kwargs):
     """
     post_save.disconnect(_station_post_save, sender=Station)
     if not created:
+        current_status = instance.status
         if instance.is_offline:
             instance.status = 0
         elif instance.testing:
@@ -86,6 +87,10 @@ def _station_post_save(sender, instance, created, **kwargs):
         else:
             instance.status = 2
         instance.save()
+        if instance.status != current_status:
+            StationStatusLog.objects.create(station=instance, status=instance.status)
+    else:
+        StationStatusLog.objects.create(station=instance, status=instance.status)
     post_save.connect(_station_post_save, sender=Station)
 
 
@@ -218,6 +223,19 @@ class Station(models.Model):
 post_save.connect(_station_post_save, sender=Station)
 
 
+class StationStatusLog(models.Model):
+    station = models.ForeignKey(Station, related_name='station_logs',
+                                on_delete=models.CASCADE, null=True, blank=True)
+    status = models.IntegerField(choices=STATION_STATUSES, default=0)
+    changed = models.DateTimeField(auto_now_add=True)
+
+    class Meta:
+        ordering = ['-status']
+
+    def __unicode__(self):
+        return '{0} - {1}'.format(self.station, self.status)
+
+
 class Satellite(models.Model):
     """Model for SatNOGS satellites."""
     norad_cat_id = models.PositiveIntegerField()

network/base/urls.py

@@ -30,6 +30,7 @@ base_urlpatterns = ([
     # Stations
     url(r'^stations/$', views.stations_list, name='stations_list'),
     url(r'^stations/(?P<id>[0-9]+)/$', views.station_view, name='station_view'),
+    url(r'^stations/(?P<id>[0-9]+)/log/$', views.station_log, name='station_log'),
     url(r'^stations/(?P<id>[0-9]+)/delete/$', views.station_delete, name='station_delete'),
     url(r'^stations/edit/$', views.station_edit, name='station_edit'),
     url(r'^stations/edit/(?P<id>[0-9]+)/$', views.station_edit, name='station_edit'),

network/base/views.py

@@ -17,7 +17,7 @@ from django.views.generic import ListView
 
 from rest_framework import serializers, viewsets
 from network.base.models import (Station, Transmitter, Observation,
-                                 Satellite, Antenna, Tle, Rig)
+                                 Satellite, Antenna, Tle, Rig, StationStatusLog)
 from network.users.models import User
 from network.base.forms import StationForm, SatelliteFilterForm
 from network.base.decorators import admin_required, ajax_required
@@ -543,6 +543,13 @@ def station_view(request, id):
 
     can_schedule = schedule_perms(request.user, station)
 
+    log = StationStatusLog.objects.filter(station=station).order_by('-changed')[:2]
+    latest = log[:1].get()
+    uptime = '-'
+    if latest.status == 2:
+        previous = log[1:2].get()
+        uptime = latest.changed - previous.changed
+
     if request.user.is_authenticated():
         if request.user == station.owner:
             wiki_help = ('<a href="{0}" target="_blank" class="wiki-help"><span class="glyphicon '
@@ -562,7 +569,17 @@ def station_view(request, id):
                    'mapbox_id': settings.MAPBOX_MAP_ID,
                    'mapbox_token': settings.MAPBOX_TOKEN,
                    'rigs': rigs, 'can_schedule': can_schedule,
-                   'unsupported_frequencies': unsupported_frequencies})
+                   'unsupported_frequencies': unsupported_frequencies,
+                   'uptime': uptime})
+
+
+def station_log(request, id):
+    """View for single station status log."""
+    station = get_object_or_404(Station, id=id)
+    station_log = StationStatusLog.objects.filter(station=station)
+
+    return render(request, 'base/station_log.html',
+                  {'station': station, 'station_log': station_log})
 
 
 @ajax_required

network/templates/base/station_log.html

@@ -0,0 +1,48 @@
+{% extends "base.html" %}
+{% load tags %}
+
+{% load staticfiles %}
+
+{% block title %} - Ground Station {{ station.name }} Status Log{% endblock %}
+
+{% block content %}
+  <div class="row">
+    <div class="col-md-12">
+      <h2>
+        <a href="{% url 'base:station_view' id=station.id %}">
+          {{ station.id }} - {{ station.name }}
+        </a>
+      </h2>
+      <div class="timezone text-muted">
+        <span class="glyphicon glyphicon-time" aria-hidden="true"></span>
+        Timeframes are in <a href="#" data-toggle="modal" data-target="#UTCModal">UTC</a>
+      </div>
+      <table class="table table-hover">
+        <thead>
+          <th>Status</th>
+          <th>Datetime</th>
+        </thead>
+        <tbody>
+          {% for log in station_log %}
+            <tr>
+              <td>
+                <span class="label label-{{ log.get_status_display|lower }}">{{ log.get_status_display }}</span>
+              </td>
+              <td>
+                <span data-toggle="tooltip" title="{{ log.changed|timesince }} ago">{{ log.changed|date:"Y-m-d H:i:s" }}</span>
+              </td>
+            </tr>
+          {% endfor %}
+        </tbody>
+      </table>
+    </div>
+  </div>
+
+  <!-- UTC Modal -->
+  {% include 'includes/utc.html' %}
+{% endblock content %}
+
+{% block javascript %}
+  <script src="{% static 'lib/moment/min/moment.min.js' %}"></script>
+  <script src="{% static 'js/utc.js' %}"></script>
+{% endblock javascript %}

network/templates/base/station_view.html

@@ -141,7 +141,7 @@
       </div>
       <div class="front-line">
         <span class="label label-{{ station.get_status_display|lower }}">{{ station.get_status_display }}</span>
-        <span class="front-data"
+        <span class="front-data" data-toggle="tooltip"
               title="{{ station.last_seen|date:"c" }}">
           {% if station.last_seen %}
             Last seen {{ station.last_seen|timesince }} ago
@@ -150,6 +150,19 @@
           {% endif %}
         </span>
       </div>
+      <div class="front-line">
+        <span class="label label-default">Uptime</span>
+        <span class="front-data">
+          {{ uptime }}
+          <div class="pull-right">
+            <a href="{% url 'base:station_log' id=station.id %}">
+              <button type="button" class="btn btn-xs btn-info">
+                Log
+              </button>
+            </a>
+          </div>
+        </span>
+      </div>
     </div>
     <div class="col-md-4">
       <div id="map-station" data-mapboxid="{{ mapbox_id }}" data-mapboxtoken="{{ mapbox_token }}"></div>