Log page now lists sent notifications. Slack notification handles simple/cron check kinds.

hc/api/transports.py

@@ -161,6 +161,7 @@ class OpsGenie(HttpTransport):
 
         return self.post(url, payload)
 
+
 class PagerDuty(HttpTransport):
     URL = "https://events.pagerduty.com/generic/2010-04-15/create_event.json"
 

hc/front/forms.py

@@ -1,6 +1,6 @@
 from django import forms
 from hc.front.validators import WebhookValidator
-from hc.api.models import CHECK_KINDS, Channel
+from hc.api.models import CHECK_KINDS
 
 
 class NameTagsForm(forms.Form):
@@ -26,17 +26,6 @@ class TimeoutForm(forms.Form):
     grace = forms.IntegerField(min_value=60, max_value=2592000)
 
 
-class AddChannelForm(forms.ModelForm):
-
-    class Meta:
-        model = Channel
-        fields = ['kind', 'value']
-
-    def clean_value(self):
-        value = self.cleaned_data["value"]
-        return value.strip()
-
-
 class AddPdForm(forms.Form):
     error_css_class = "has-error"
     value = forms.CharField(max_length=32)

hc/front/views.py

@@ -14,8 +14,9 @@ from django.utils import timezone
 from django.utils.crypto import get_random_string
 from django.utils.six.moves.urllib.parse import urlencode
 from hc.api.decorators import uuid_or_400
-from hc.api.models import DEFAULT_GRACE, DEFAULT_TIMEOUT, Channel, Check, Ping
+from hc.api.models import (DEFAULT_GRACE, DEFAULT_TIMEOUT, Channel, Check,
-from hc.front.forms import (AddChannelForm, AddWebhookForm, NameTagsForm,
+                           Ping, Notification)
+from hc.front.forms import (AddWebhookForm, NameTagsForm,
                             TimeoutForm, AddUrlForm, AddPdForm, AddEmailForm,
                             AddOpsGenieForm)
 from pytz import all_timezones
@@ -175,8 +176,6 @@ def update_timeout(request, code):
             check.alert_after = check.get_alert_after()
 
         check.save()
-    else:
-        assert 0, "form is not valid! %s" % form.errors
 
     return redirect("hc-checks")
 
@@ -218,45 +217,28 @@ def log(request, code):
         return HttpResponseForbidden()
 
     limit = request.team.ping_log_limit
-    pings = Ping.objects.filter(owner=check).order_by("-id")[:limit]
+    pings = Ping.objects.filter(owner=check).order_by("-id")[:limit + 1]
+    pings = list(pings)
 
-    pings = list(pings.iterator())
+    num_pings = len(pings)
-    # oldest-to-newest order will be more convenient for adding
+    pings = pings[:limit]
-    # "not received" placeholders:
-    pings.reverse()
 
-    # Add a dummy ping object at the end. We iterate over *pairs* of pings
+    alerts = []
-    # and don't want to handle a special case of a check with a single ping.
+    if len(pings):
-    pings.append(Ping(created=timezone.now()))
+        cutoff = pings[-1].created
+        alerts = Notification.objects \
+            .select_related("channel") \
+            .filter(owner=check, check_status="down", created__gt=cutoff)
 
-    # Now go through pings, calculate time gaps, and decorate
+    events = pings + list(alerts)
-    # the pings list for convenient use in template
+    events.sort(key=lambda el: el.created, reverse=True)
-    wrapped = []
 
-    early = False
-    for older, newer in pairwise(pings):
-        wrapped.append({"ping": older, "early": early})
-
-        # Fill in "missed ping" placeholders:
-        expected_date = older.created + check.timeout
-        n_blanks = 0
-        while expected_date + check.grace < newer.created and n_blanks < 10:
-            wrapped.append({"placeholder_date": expected_date})
-            expected_date = expected_date + check.timeout
-            n_blanks += 1
-
-        # Prepare early flag for next ping to come
-        early = older.created + check.timeout > newer.created + check.grace
-
-    reached_limit = len(pings) > limit
-
-    wrapped.reverse()
     ctx = {
         "check": check,
-        "pings": wrapped,
+        "events": events,
-        "num_pings": len(pings),
+        "num_pings": min(num_pings, limit),
         "limit": limit,
-        "show_limit_notice": reached_limit and settings.USE_PAYMENTS
+        "show_limit_notice": num_pings > limit and settings.USE_PAYMENTS
     }
 
     return render(request, "front/log.html", ctx)

static/css/log.css

@@ -60,3 +60,7 @@
 #log .hash {
     color: #aaa;
 }
+
+#log .alert-info {
+    font-size: 12px;
+}

static/js/channels.js

@@ -32,8 +32,6 @@ $(function() {
     $cm.on("click", "#toggle-all", function() {
         var value = $(this).prop("checked");
         $cm.find(".toggle").prop("checked", value);
-        console.log("aaa", value);
-
     });
 
     $(".channel-remove").click(function() {

templates/front/log.html

@@ -28,7 +28,7 @@
             </li>
         </ol>
 
-    {% if pings %}
+    {% if events %}
     <div class="table-responsive">
     <table class="table" id="log">
         <tr>
@@ -41,48 +41,67 @@
             <th class="protocol">Protocol</th>
             <th class="ua">User Agent</th>
         </tr>
-        {% for record in pings %}
+        {% for event in events %}
-        {% if record.ping %}
+        {% if event.n %}
         <tr class="ok {% if record.early %} early {% endif %}">
             <td class="n-cell">
-                {% if record.ping.n %}
+                <span class="hash">#</span>{{ event.n }}
-                <span class="hash">#</span>{{ record.ping.n }}
-                {% endif %}
             </td>
-            <td class="datetime" data-raw="{{ record.ping.created.isoformat }}">
+            <td class="datetime" data-raw="{{ event.created.isoformat }}">
                 <div>
                     <span class="date"></span>
                     <span class="time"></span>
-                    {% if record.early %}
+                    {% if 0 %}
                         <span class="label label-tag">early</span>
                     {% endif %}
                 </div>
             </td>
             <td class="ip">
-                {{ record.ping.remote_addr|default:"" }}
+                {{ event.remote_addr|default:"" }}
             </td>
             <td class="protocol">
-                {{ record.ping.scheme }}
+                {{ event.scheme }}
             </td>
 
             <td class="ua">
-                {{ record.ping.ua }}
+                {{ event.ua }}
             </td>
         </tr>
         {% endif %}
-        {% if record.placeholder_date %}
+        {% if event.check_status %}
         <tr class="missing">
             <td class="n-cell">
                 <span class="icon-missing"></span>
             </td>
-            <td class="datetime" data-raw="{{ record.placeholder_date.isoformat }}">
+            <td class="datetime" data-raw="{{ event.created.isoformat }}">
                 <div>
                     <span class="date"></span>
                     <span class="time"></span>
                 </div>
             </td>
-            <td colspan="3">
+            <td colspan="3" class="alert-info">
-                <small>Ping expected but not received</small>
+                {% if event.channel.kind == "email" %}
+                    Sent email alert to {{ event.channel.value }}
+                {% elif event.channel.kind == "slack" %}
+                    Sent Slack alert
+                    {% if event.channel.slack_channel %}
+                        to {{ event.channel.slack_channel }}
+                    {% endif %}
+                {% elif event.channel.kind == "pd" %}
+                    Sent alert to PagerDuty
+                {% elif event.channel.kind == "opsgenie" %}
+                    Sent alert to OpsGenie
+                {% elif event.channel.kind == "hipchat" %}
+                    Sent alert to HipChat
+                {% elif event.channel.kind == "webhook" %}
+                    Called webhook {{ event.channel.value_down }}
+                {% else %}
+                    Sent alert to {{ event.channel.kind|capfirst }}
+                {% endif %}
+                {% if event.error %}
+                    <br />
+                    <strong>Error: {{ event.error }}</strong>
+                {% endif %}
             </td>
         </tr>
         {% endif %}

templates/integrations/opsgenie_note.html

@@ -1,4 +1,4 @@
 {% load hc_extras humanize %}
 
-Expecting to receive a ping every {{ check.timeout|hc_duration }}.
+{% if check.kind == "simple" %}Expecting to receive a ping every {{ check.timeout|hc_duration }}.{% endif %}
 Last ping was {{ check.last_ping|naturaltime }}.

templates/integrations/slack_message.json

@@ -13,31 +13,37 @@
         "mrkdwn_in": ["fields"],
         "text": "“{{ check.name_then_code|escapejs }}” is {{ check.status|upper }}.",
         "fields": [
-            {
+            {% if check.kind == "simple" %}
-                "title": "Period",
+                {"title": "Period",
-                "value": "{{ check.timeout|hc_duration }}",
+                 "value": "{{ check.timeout|hc_duration }}",
-                "short": true
+                 "short": true
-            },
+                },
-            {
+            {% elif check.kind == "cron" %}
-                "title": "Last Ping",
+                {"title": "Schedule",
-                {% if check.last_ping %}
+                 "value": "{{ check.schedule }}",
-                    "value": "{{ check.last_ping|naturaltime }}",
+                 "short": true
-                {% else %}
+                },
-                    "value": "Never",
-                {% endif %}
-                "short": true
-            },
-            {% if check.tags_list %}
-            {
-                "title": "Tags",
-                "value": "{% for tag in check.tags_list %}`{{ tag|escapejs }}` {% endfor %}",
-                "short": true
-            },
             {% endif %}
-            {
+
-                "title": "Total Pings",
+            {"title": "Last Ping",
-                "value": "{{ check.n_pings }}",
+             {% if check.last_ping %}
-                "short": true
+               "value": "{{ check.last_ping|naturaltime }}",
+             {% else %}
+                "value": "Never",
+             {% endif %}
+             "short": true
+            },
+
+            {% if check.tags_list %}
+                {"title": "Tags",
+                 "value": "{% for tag in check.tags_list %}`{{ tag|escapejs }}` {% endfor %}",
+                 "short": true
+                },
+            {% endif %}
+
+            {"title": "Total Pings",
+             "value": "{{ check.n_pings }}",
+             "short": true
             }
         ]
     }]