Add mirror status view

Signed-off-by: Dan McGee <dan@archlinux.org>

6 files changed, 148 insertions, 0 deletions

diff --git a/mirrors/templatetags/__init__.py b/mirrors/templatetags/__init__.py
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/mirrors/templatetags/__init__.py
diff --git a/mirrors/templatetags/mirror_status.py b/mirrors/templatetags/mirror_status.py
new file mode 100644
index 0000000..09c5b33
--- /dev/null
+++ b/mirrors/templatetags/mirror_status.py
@@ -0,0 +1,15 @@
+from django import template
+
+register = template.Library()
+
+@register.filter
+def duration(value):
+    if not value:
+        return u'\u221e'
+    # does not take microseconds into account
+    total_secs = value.seconds + value.days * 24 * 3600
+    mins, secs = divmod(total_secs, 60)
+    hrs, mins = divmod(mins, 60)
+    return '%d:%02d' % (hrs, mins)
+
+# vim: set ts=4 sw=4 et:
diff --git a/mirrors/views.py b/mirrors/views.py
index b4c2c2c..a31c137 100644
--- a/mirrors/views.py
+++ b/mirrors/views.py
@@ -1,9 +1,14 @@
 from django import forms
+from django.db.models import Avg, Count, Max, Min, StdDev
+from django.db.models import Q
 from django.views.decorators.csrf import csrf_exempt
 from django.views.generic.simple import direct_to_template
 
 from main.utils import make_choice
 from .models import Mirror, MirrorUrl, MirrorProtocol
+from .models import MirrorLog
+
+import datetime
 
 class MirrorlistForm(forms.Form):
     country = forms.MultipleChoiceField(required=False)
@@ -49,4 +54,49 @@ def find_mirrors(request, countries=None, protocols=None):
             },
             mimetype='text/plain')
 
+def status(request):
+    cutoff_time = datetime.datetime.utcnow() - datetime.timedelta(hours=24)
+    bad_timedelta = datetime.timedelta(days=3)
+
+    protocols = MirrorProtocol.objects.exclude(protocol__iexact='rsync')
+    # I swear, this actually has decent performance...
+    urls = MirrorUrl.objects.select_related(
+            'mirror', 'protocol').filter(
+            mirror__active=True, mirror__public=True,
+            protocol__in=protocols).filter(
+            logs__check_time__gte=cutoff_time).annotate(
+            check_count=Count('logs'), last_sync=Max('logs__last_sync'),
+            last_check=Max('logs__check_time'),
+            duration_avg=Avg('logs__duration'), duration_min=Min('logs__duration'),
+            duration_max=Max('logs__duration'), duration_stddev=StdDev('logs__duration')
+            ).order_by('mirror__country', 'url')
+    # errors during check process go in another table
+    error_logs = MirrorLog.objects.filter(
+            is_success=False, check_time__gte=cutoff_time).values(
+            'url__url', 'url__protocol__protocol', 'url__mirror__country',
+            'error').annotate(Count('error'), Max('check_time'))
+
+    good_urls = []
+    bad_urls = []
+    for url in urls:
+        if url.last_check and url.last_sync:
+            d = url.last_check - url.last_sync
+            url.delay = d
+            url.score = d.days * 24 + d.seconds / 3600 + url.duration_avg + url.duration_stddev
+        else:
+            url.delay = None
+            url.score = None
+        # split them into good and bad lists based on delay
+        if not url.delay or url.delay > bad_timedelta:
+            bad_urls.append(url)
+        else:
+            good_urls.append(url)
+
+    context = {
+        'good_urls': good_urls,
+        'bad_urls': bad_urls,
+        'error_logs': error_logs,
+    }
+    return direct_to_template(request, 'mirrors/status.html', context)
+
 # vim: set ts=4 sw=4 et:
diff --git a/templates/mirrors/status.html b/templates/mirrors/status.html
new file mode 100644
index 0000000..8dd6fa1
--- /dev/null
+++ b/templates/mirrors/status.html
@@ -0,0 +1,53 @@
+{% extends "base.html" %}
+
+{% block title %}Arch Linux - Mirror Status{% endblock %}
+
+{% block content %}
+<div id="mirrorstatus" class="box">
+    <h2>Mirror Status</h2>
+
+    <h3>Out of Sync Mirrors</h3>
+    {% with bad_urls as urls %}
+    {% include "mirrors/status_table.html" %}
+    {% endwith %}
+
+    <h3>Successfully Syncing Mirrors</h3>
+    {% with good_urls as urls %}
+    {% include "mirrors/status_table.html" %}
+    {% endwith %}
+
+    <h3>Mirror Syncing Error Log</h3>
+    <table class="results">
+        <thead>
+            <tr>
+                <th>Mirror URL</th>
+                <th>Protocol</th>
+                <th>Country</th>
+                <th>Error Message</th>
+                <th>Last Occurred</th>
+                <th>Occurrences (last 24 hours)</th>
+            </tr>
+        </thead>
+        <tbody>
+            {% for log in error_logs %}
+            <tr class="{% cycle 'odd' 'even' %}">
+                <td>{{ log.url__url }}</td>
+                <td>{{ log.url__protocol__protocol }}</td>
+                <td>{{ log.url__mirror__country }}</td>
+                <td>{{ log.error }}</td>
+                <td>{{ log.check_time__max|date:'Y-m-d H:i' }}</td>
+                <td>{{ log.error__count }}</td>
+            </tr>
+            {% endfor %}
+        </tbody>
+    </table>
+
+</div>
+{% load cdn %}{% jquery %}
+<script type="text/javascript" src="/media/jquery.tablesorter.min.js"></script>
+<script type="text/javascript">
+$(document).ready(function() {
+    $(".results").tablesorter({widgets: ['zebra']});
+});
+</script>
+{% endblock %}
diff --git a/templates/mirrors/status_table.html b/templates/mirrors/status_table.html
new file mode 100644
index 0000000..d7f5b0e
--- /dev/null
+++ b/templates/mirrors/status_table.html
@@ -0,0 +1,29 @@
+{% load mirror_status %}
+<table class="results">
+    <thead>
+        <tr>
+            <th>Mirror URL</th>
+            <th>Protocol</th>
+            <th>Country</th>
+            <th>Last Sync</th>
+            <th>Delay (hh:mm)</th>
+            <th>μ Duration (secs)</th>
+            <th>σ Duration (secs)</th>
+            <th>Mirror Score</th>
+        </tr>
+    </thead>
+    <tbody>
+        {% for m_url in urls %}
+        <tr class="{% cycle 'odd' 'even' %}">
+            <td>{{ m_url.url }}</td>
+            <td>{{ m_url.protocol }}</td>
+            <td>{{ m_url.mirror.country }}</td>
+            <td>{{ m_url.last_sync|date:'Y-m-d H:i'|default:'unknown' }}</td>
+            <td>{{ m_url.delay|duration|default:'unknown' }}</td>
+            <td>{{ m_url.duration_avg|floatformat:2|default:'unknown' }}</td>
+            <td>{{ m_url.duration_stddev|floatformat:2|default:'unknown' }}</td>
+            <td>{{ m_url.score|floatformat:1|default:'unknown' }}</td>
+        </tr>
+        {% endfor %}
+    </tbody>
+</table>
diff --git a/urls.py b/urls.py
index f2ef341..7cc60cf 100644
--- a/urls.py
+++ b/urls.py
@@ -72,6 +72,7 @@ urlpatterns = patterns('',
     (r'^news/$',                         'news.views.news_list', {}, 'news-list'),
 
     (r'^mirrors/$',        'devel.views.mirrorlist', {}, 'mirrors-list'),
+    (r'^mirrors/status/$', 'mirrors.views.status', {}, 'mirrors-status'),
 
     (r'^mirrorlist/$', 'mirrors.views.generate_mirrorlist', {}, 'mirrorlist'),
     (r'^mirrorlist/all/$', 'mirrors.views.find_mirrors', {'countries': ['all']}),