Keep a log of pings

hc/api/admin.py

@@ -1,16 +1,18 @@
 from django.contrib import admin
 
-from hc.api.models import Check
+from hc.api.models import Check, Ping
 
 
 @admin.register(Check)
 class ChecksAdmin(admin.ModelAdmin):
+
     class Media:
         css = {
          'all': ('css/admin/checks.css',)
         }
 
-    list_display = ("id", "name", "created", "code", "status", "email", "last_ping")
+    list_display = ("id", "name", "created", "code", "status", "email",
+                    "last_ping")
     list_select_related = ("user", )
     actions = ["send_alert"]
 
@@ -24,3 +26,8 @@ class ChecksAdmin(admin.ModelAdmin):
         self.message_user(request, "%d alert(s) sent" % qs.count())
 
     send_alert.short_description = "Send Alert"
+
+
+@admin.register(Ping)
+class PingsAdmin(admin.ModelAdmin):
+    list_display = ("id", "created", "owner", "method", "ua")

hc/api/migrations/0007_ping.py

@@ -0,0 +1,26 @@
+# -*- coding: utf-8 -*-
+from __future__ import unicode_literals
+
+from django.db import models, migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('api', '0006_check_grace'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Ping',
+            fields=[
+                ('id', models.AutoField(primary_key=True, serialize=False, auto_created=True, verbose_name='ID')),
+                ('created', models.DateTimeField(auto_now_add=True)),
+                ('remote_addr', models.GenericIPAddressField()),
+                ('method', models.CharField(max_length=10)),
+                ('ua', models.CharField(max_length=100, blank=True)),
+                ('body', models.TextField(blank=True)),
+                ('owner', models.ForeignKey(to='api.Check')),
+            ],
+        ),
+    ]

hc/api/models.py

@@ -1,3 +1,5 @@
+# coding: utf-8
+
 from datetime import timedelta as td
 import uuid
 
@@ -24,6 +26,9 @@ class Check(models.Model):
     alert_after = models.DateTimeField(null=True, blank=True, editable=False)
     status = models.CharField(max_length=6, choices=STATUSES, default="new")
 
+    def __str__(self):
+        return "Check(%s)" % self.code
+
     def url(self):
         return settings.PING_ENDPOINT + str(self.code)
 
@@ -53,3 +58,12 @@ class Check(models.Model):
             return "grace"
 
         return "down"
+
+
+class Ping(models.Model):
+    owner = models.ForeignKey(Check)
+    created = models.DateTimeField(auto_now_add=True)
+    remote_addr = models.GenericIPAddressField()
+    method = models.CharField(max_length=10)
+    ua = models.CharField(max_length=100, blank=True)
+    body = models.TextField(blank=True)

hc/api/views.py

@@ -5,7 +5,7 @@ from django.http import HttpResponse, HttpResponseBadRequest
 from django.utils import timezone
 from django.views.decorators.csrf import csrf_exempt
 
-from hc.api.models import Check
+from hc.api.models import Check, Ping
 
 
 @csrf_exempt
@@ -21,6 +21,14 @@ def ping(request, code):
 
     check.save()
 
+    ping = Ping(owner=check)
+    headers = request.META
+    ping.remote_addr = headers.get("X_REAL_IP", headers["REMOTE_ADDR"])
+    ping.method = headers["REQUEST_METHOD"]
+    ping.ua = headers.get("HTTP_USER_AGENT", "")
+    ping.body = request.body
+    ping.save()
+
     response = HttpResponse("OK")
     response["Access-Control-Allow-Origin"] = "*"
     return response

hc/front/urls.py

@@ -3,13 +3,14 @@ from django.conf.urls import url
 from hc.front import views
 
 urlpatterns = [
-    url(r'^$',                      views.index,  name="hc-index"),
+    url(r'^$',                         views.index,  name="hc-index"),
-    url(r'^checks/add/$',           views.add_check, name="hc-add-check"),
+    url(r'^checks/add/$',              views.add_check, name="hc-add-check"),
-    url(r'^checks/([\w-]+)/name/$', views.update_name, name="hc-update-name"),
+    url(r'^checks/([\w-]+)/name/$',    views.update_name, name="hc-update-name"),
     url(r'^checks/([\w-]+)/timeout/$', views.update_timeout, name="hc-update-timeout"),
-    url(r'^checks/([\w-]+)/email/$', views.email_preview),
+    url(r'^checks/([\w-]+)/email/$',   views.email_preview),
-    url(r'^checks/([\w-]+)/remove/$', views.remove, name="hc-remove-check"),
+    url(r'^checks/([\w-]+)/remove/$',  views.remove, name="hc-remove-check"),
-    url(r'^pricing/$',              views.pricing, name="hc-pricing"),
+    url(r'^checks/([\w-]+)/log/$',     views.log, name="hc-log"),
-    url(r'^docs/$',                 views.docs, name="hc-docs"),
+    url(r'^pricing/$',                 views.pricing, name="hc-pricing"),
-    url(r'^about/$',                views.about, name="hc-about"),
+    url(r'^docs/$',                    views.docs, name="hc-docs"),
+    url(r'^about/$',                   views.about, name="hc-about"),
 ]

hc/front/views.py

@@ -6,7 +6,7 @@ from django.http import HttpResponseForbidden
 from django.shortcuts import redirect, render
 from django.utils import timezone
 
-from hc.api.models import Check
+from hc.api.models import Check, Ping
 from hc.front.forms import TimeoutForm
 
 
@@ -147,3 +147,21 @@ def remove(request, code):
     check.delete()
 
     return redirect("hc-index")
+
+
+@login_required
+def log(request, code):
+
+    check = Check.objects.get(code=code)
+    if check.user != request.user:
+        return HttpResponseForbidden()
+
+    pings = Ping.objects.filter(owner=check).order_by("-created")[:100]
+
+    ctx = {
+        "check": check,
+        "pings": pings
+
+    }
+
+    return render(request, "front/log.html", ctx)

static/css/style.css

@@ -131,7 +131,7 @@ table.table tr > th.th-name {
     display: block;
 }
 
-.my-checks-name:hover {
+#checks-table tr:hover .my-checks-name {
     border: 1px dotted #AAA;
 }
 
@@ -142,6 +142,7 @@ table.table tr > th.th-name {
 
 .url-cell {
     font-size: small;
+    position: relative;
 }
 
 td.inactive .popover {
@@ -167,7 +168,7 @@ td.inactive .popover {
     display: block;
 }
 
-.timeout_grace:hover {
+#checks-table tr:hover .timeout_grace {
     border: 1px dotted #AAA;
 }
 
@@ -243,3 +244,8 @@ tr:hover .check-menu {
     font-weight: bold;
 }
 
+/* Log */
+
+.log-table .remote-addr, .log-table .ua {
+    font-family: monospace;
+}

templates/front/log.html

@@ -0,0 +1,42 @@
+{% extends "base.html" %}
+{% load compress humanize staticfiles hc_extras %}
+
+{% block title %}My Checks - healthchecks.io{% endblock %}
+
+
+{% block content %}
+<div class="row">
+    <div class="col-sm-12">
+    <h1>Log for {{ check.name|default:check.code }}</h1>
+    {% if pings %}
+    <table class="table table-striped log-table">
+        <tr>
+            <th>Time</th>
+            <th>Remote IP</th>
+            <th>Method</th>
+            <th>User Agent</th>
+        </tr>
+        {% for ping in pings %}
+        <tr>
+            <td>
+                <span
+                    data-toggle="tooltip"
+                    title="{{ ping.created }}">
+                    {{ ping.created }}
+                </span>
+            </td>
+            <td class="remote-addr">{{ ping.remote_addr }}</td>
+            <td class="method">
+                <span class="label label-default">{{ ping.method }}</span>
+            </td>
+            <td class="ua">{{ ping.ua }}</td>
+        </tr>
+        {% endfor %}
+    </table>
+    {% else %}
+        <div class="alert alert-info">Log is empty. This check has not received any pings yet.</div>
+    {% endif %}
+    </div>
+</div>
+{% endblock %}
+

templates/front/my_checks.html

@@ -75,6 +75,13 @@
                     <span class="glyphicon glyphicon-cog" aria-hidden="true"></span>
                     </button>
                     <ul class="dropdown-menu">
+                        <li>
+                            <a href="{% url 'hc-log' check.code %}">
+                                <span class="glyphicon glyphicon-time"></span>
+                                Log
+                            </a>
+                        </li>
+                        <li role="separator" class="divider"></li>
                         <li>
                             <a href="#" class="check-menu-remove"
                                 data-name="{{ check.name|default:check.code }}"