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healthchecks
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healthchecks/hc/front/views.py

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from datetime import datetime, timedelta as td
import json
from urllib.parse import urlencode
from croniter import croniter
from django.conf import settings
from django.contrib import messages
from django.contrib.auth.decorators import login_required
from django.core import signing
from django.db.models import Count
from django.http import (
Http404,
HttpResponse,
HttpResponseBadRequest,
HttpResponseForbidden,
JsonResponse,
)
from django.shortcuts import get_object_or_404, redirect, render
from django.template.loader import get_template, render_to_string
from django.urls import reverse
from django.utils import timezone
from django.utils.crypto import get_random_string
from django.views.decorators.csrf import csrf_exempt
from django.views.decorators.http import require_POST
from hc.accounts.models import Project
from hc.api.models import (
DEFAULT_GRACE,
DEFAULT_TIMEOUT,
MAX_DELTA,
Channel,
Check,
Ping,
Notification,
)
from hc.api.transports import Telegram
from hc.front.forms import (
AddAppriseForm,
AddEmailForm,
AddMatrixForm,
AddOpsGenieForm,
AddPdForm,
AddShellForm,
AddSmsForm,
AddUrlForm,
AddWebhookForm,
ChannelNameForm,
CronForm,
FilteringRulesForm,
NameTagsForm,
TimeoutForm,
)
from hc.front.schemas import telegram_callback
from hc.front.templatetags.hc_extras import num_down_title, down_title, sortchecks
from hc.lib import jsonschema
from hc.lib.badges import get_badge_url
import pytz
from pytz.exceptions import UnknownTimeZoneError
import requests
VALID_SORT_VALUES = ("name", "-name", "last_ping", "-last_ping", "created")
STATUS_TEXT_TMPL = get_template("front/log_status_text.html")
LAST_PING_TMPL = get_template("front/last_ping_cell.html")
EVENTS_TMPL = get_template("front/details_events.html")
DOWNTIMES_TMPL = get_template("front/details_downtimes.html")
def _tags_statuses(checks):
tags, down, grace, num_down = {}, {}, {}, 0
for check in checks:
status = check.get_status(with_started=False)
if status == "down":
num_down += 1
for tag in check.tags_list():
down[tag] = "down"
elif status == "grace":
for tag in check.tags_list():
grace[tag] = "grace"
else:
for tag in check.tags_list():
tags[tag] = "up"
tags.update(grace)
tags.update(down)
return tags, num_down
def _get_check_for_user(request, code):
""" Return specified check if current user has access to it. """
if not request.user.is_authenticated:
raise Http404("not found")
if request.user.is_superuser:
q = Check.objects
else:
q = request.profile.checks_from_all_projects()
try:
return q.get(code=code)
except Check.DoesNotExist:
raise Http404("not found")
def _get_project_for_user(request, project_code):
""" Return true if current user has access to the specified account. """
if request.user.is_superuser:
q = Project.objects
else:
q = request.profile.projects()
try:
return q.get(code=project_code)
except Project.DoesNotExist:
raise Http404("not found")
def _refresh_last_active_date(profile):
""" Update last_active_date if it is more than a day old. """
now = timezone.now()
if profile.last_active_date is None or (now - profile.last_active_date).days > 0:
profile.last_active_date = now
profile.save()
@login_required
def my_checks(request, code):
_refresh_last_active_date(request.profile)
project = _get_project_for_user(request, code)
if request.GET.get("sort") in VALID_SORT_VALUES:
request.profile.sort = request.GET["sort"]
request.profile.save()
if request.profile.current_project_id != project.id:
request.profile.current_project = project
request.profile.save()
q = Check.objects.filter(project=project)
checks = list(q.prefetch_related("channel_set"))
sortchecks(checks, request.profile.sort)
tags_statuses, num_down = _tags_statuses(checks)
pairs = list(tags_statuses.items())
pairs.sort(key=lambda pair: pair[0].lower())
channels = Channel.objects.filter(project=project)
channels = list(channels.order_by("created"))
hidden_checks = set()
# Hide checks that don't match selected tags:
selected_tags = set(request.GET.getlist("tag", []))
if selected_tags:
for check in checks:
if not selected_tags.issubset(check.tags_list()):
hidden_checks.add(check)
# Hide checks that don't match the search string:
search = request.GET.get("search", "")
if search:
for check in checks:
search_key = "%s\n%s" % (check.name.lower(), check.code)
if search not in search_key:
hidden_checks.add(check)
# Do we need to show the "Last Duration" header?
show_last_duration = False
for check in checks:
if check.clamped_last_duration():
show_last_duration = True
break
ctx = {
"page": "checks",
"checks": checks,
"channels": channels,
"num_down": num_down,
"now": timezone.now(),
"tags": pairs,
"ping_endpoint": settings.PING_ENDPOINT,
"timezones": pytz.all_timezones,
"project": project,
"num_available": project.num_checks_available(),
"sort": request.profile.sort,
"selected_tags": selected_tags,
"search": search,
"hidden_checks": hidden_checks,
"show_last_duration": show_last_duration,
}
return render(request, "front/my_checks.html", ctx)
@login_required
def status(request, code):
_get_project_for_user(request, code)
checks = list(Check.objects.filter(project__code=code))
details = []
for check in checks:
ctx = {"check": check}
details.append(
{
"code": str(check.code),
"status": check.get_status(),
"last_ping": LAST_PING_TMPL.render(ctx),
}
)
tags_statuses, num_down = _tags_statuses(checks)
return JsonResponse(
{"details": details, "tags": tags_statuses, "title": num_down_title(num_down)}
)
@login_required
@require_POST
def switch_channel(request, code, channel_code):
check = _get_check_for_user(request, code)
channel = get_object_or_404(Channel, code=channel_code)
if channel.project_id != check.project_id:
return HttpResponseBadRequest()
if request.POST.get("state") == "on":
channel.checks.add(check)
else:
channel.checks.remove(check)
return HttpResponse()
def index(request):
if request.user.is_authenticated:
projects = list(request.profile.projects())
ctx = {"page": "projects", "projects": projects}
return render(request, "front/projects.html", ctx)
check = Check()
ctx = {
"page": "welcome",
"check": check,
"ping_url": check.url(),
"enable_pushbullet": settings.PUSHBULLET_CLIENT_ID is not None,
"enable_pushover": settings.PUSHOVER_API_TOKEN is not None,
"enable_discord": settings.DISCORD_CLIENT_ID is not None,
"enable_telegram": settings.TELEGRAM_TOKEN is not None,
"enable_sms": settings.TWILIO_AUTH is not None,
"enable_whatsapp": settings.TWILIO_USE_WHATSAPP,
"enable_trello": settings.TRELLO_APP_KEY is not None,
"enable_matrix": settings.MATRIX_ACCESS_TOKEN is not None,
"enable_apprise": settings.APPRISE_ENABLED is True,
"enable_shell": settings.SHELL_ENABLED is True,
"registration_open": settings.REGISTRATION_OPEN,
}
return render(request, "front/welcome.html", ctx)
def docs(request):
ctx = {
"page": "docs",
"section": "home",
"ping_endpoint": settings.PING_ENDPOINT,
"ping_email": "your-uuid-here@%s" % settings.PING_EMAIL_DOMAIN,
"ping_email_domain": settings.PING_EMAIL_DOMAIN,
"ping_url": settings.PING_ENDPOINT + "your-uuid-here",
}
return render(request, "front/docs.html", ctx)
def docs_api(request):
ctx = {
"page": "docs",
"section": "api",
"SITE_ROOT": settings.SITE_ROOT,
"PING_ENDPOINT": settings.PING_ENDPOINT,
"default_timeout": int(DEFAULT_TIMEOUT.total_seconds()),
"default_grace": int(DEFAULT_GRACE.total_seconds()),
}
return render(request, "front/docs_api.html", ctx)
def docs_cron(request):
ctx = {"page": "docs", "section": "cron"}
return render(request, "front/docs_cron.html", ctx)
def docs_resources(request):
ctx = {"page": "docs", "section": "resources"}
return render(request, "front/docs_resources.html", ctx)
@require_POST
@login_required
def add_check(request, code):
project = _get_project_for_user(request, code)
if project.num_checks_available() <= 0:
return HttpResponseBadRequest()
check = Check(project=project)
check.save()
check.assign_all_channels()
url = reverse("hc-details", args=[check.code])
return redirect(url + "?new")
@require_POST
@login_required
def update_name(request, code):
check = _get_check_for_user(request, code)
form = NameTagsForm(request.POST)
if form.is_valid():
check.name = form.cleaned_data["name"]
check.tags = form.cleaned_data["tags"]
check.desc = form.cleaned_data["desc"]
check.save()
if "/details/" in request.META.get("HTTP_REFERER", ""):
return redirect("hc-details", code)
return redirect("hc-checks", check.project.code)
@require_POST
@login_required
def filtering_rules(request, code):
check = _get_check_for_user(request, code)
form = FilteringRulesForm(request.POST)
if form.is_valid():
check.subject = form.cleaned_data["subject"]
check.methods = form.cleaned_data["methods"]
check.save()
return redirect("hc-details", code)
@require_POST
@login_required
def update_timeout(request, code):
check = _get_check_for_user(request, code)
kind = request.POST.get("kind")
if kind == "simple":
form = TimeoutForm(request.POST)
if not form.is_valid():
return HttpResponseBadRequest()
check.kind = "simple"
check.timeout = form.cleaned_data["timeout"]
check.grace = form.cleaned_data["grace"]
elif kind == "cron":
form = CronForm(request.POST)
if not form.is_valid():
return HttpResponseBadRequest()
check.kind = "cron"
check.schedule = form.cleaned_data["schedule"]
check.tz = form.cleaned_data["tz"]
check.grace = td(minutes=form.cleaned_data["grace"])
check.alert_after = check.going_down_after()
check.save()
if "/details/" in request.META.get("HTTP_REFERER", ""):
return redirect("hc-details", code)
return redirect("hc-checks", check.project.code)
@require_POST
def cron_preview(request):
schedule = request.POST.get("schedule", "")
tz = request.POST.get("tz")
ctx = {"tz": tz, "dates": []}
try:
zone = pytz.timezone(tz)
now_local = timezone.localtime(timezone.now(), zone)
if len(schedule.split()) != 5:
raise ValueError()
it = croniter(schedule, now_local)
for i in range(0, 6):
ctx["dates"].append(it.get_next(datetime))
except UnknownTimeZoneError:
ctx["bad_tz"] = True
except:
ctx["bad_schedule"] = True
return render(request, "front/cron_preview.html", ctx)
def ping_details(request, code, n=None):
check = _get_check_for_user(request, code)
q = Ping.objects.filter(owner=check)
if n:
q = q.filter(n=n)
ping = q.latest("created")
ctx = {"check": check, "ping": ping}
return render(request, "front/ping_details.html", ctx)
@require_POST
@login_required
def pause(request, code):
check = _get_check_for_user(request, code)
check.status = "paused"
check.last_start = None
check.alert_after = None
check.save()
if "/details/" in request.META.get("HTTP_REFERER", ""):
return redirect("hc-details", code)
return redirect("hc-checks", check.project.code)
@require_POST
@login_required
def remove_check(request, code):
check = _get_check_for_user(request, code)
project = check.project
check.delete()
return redirect("hc-checks", project.code)
def _get_events(check, limit):
pings = Ping.objects.filter(owner=check).order_by("-id")[:limit]
pings = list(pings)
prev = None
for ping in pings:
if ping.kind == "start" and prev and prev.kind != "start":
delta = prev.created - ping.created
if delta < MAX_DELTA:
setattr(prev, "delta", delta)
prev = ping
alerts = []
if len(pings):
cutoff = pings[-1].created
alerts = Notification.objects.select_related("channel").filter(
owner=check, check_status="down", created__gt=cutoff
)
events = pings + list(alerts)
events.sort(key=lambda el: el.created, reverse=True)
return events
@login_required
def log(request, code):
check = _get_check_for_user(request, code)
limit = check.project.owner_profile.ping_log_limit
ctx = {
"project": check.project,
"check": check,
"events": _get_events(check, limit),
"limit": limit,
"show_limit_notice": check.n_pings > limit and settings.USE_PAYMENTS,
}
return render(request, "front/log.html", ctx)
@login_required
def details(request, code):
_refresh_last_active_date(request.profile)
check = _get_check_for_user(request, code)
channels = Channel.objects.filter(project=check.project)
channels = list(channels.order_by("created"))
ctx = {
"page": "details",
"project": check.project,
"check": check,
"channels": channels,
"timezones": pytz.all_timezones,
"downtimes": check.downtimes(months=3),
"is_new": "new" in request.GET,
"is_copied": "copied" in request.GET,
}
return render(request, "front/details.html", ctx)
@login_required
def transfer(request, code):
check = _get_check_for_user(request, code)
if request.method == "POST":
target_project = _get_project_for_user(request, request.POST["project"])
if target_project.num_checks_available() <= 0:
return HttpResponseBadRequest()
check.project = target_project
check.save()
check.assign_all_channels()
request.profile.current_project = target_project
request.profile.save()
messages.success(request, "Check transferred successfully!")
return redirect("hc-details", code)
ctx = {"check": check}
return render(request, "front/transfer_modal.html", ctx)
@require_POST
@login_required
def copy(request, code):
check = _get_check_for_user(request, code)
copied = Check(project=check.project)
copied.name = check.name + " (copy)"
copied.desc, copied.tags = check.desc, check.tags
copied.subject = check.subject
copied.kind = check.kind
copied.timeout, copied.grace = check.timeout, check.grace
copied.schedule, copied.tz = check.schedule, check.tz
copied.save()
copied.channel_set.add(*check.channel_set.all())
url = reverse("hc-details", args=[copied.code])
return redirect(url + "?copied")
@login_required
def status_single(request, code):
check = _get_check_for_user(request, code)
status = check.get_status()
events = _get_events(check, 20)
updated = "1"
if len(events):
updated = str(events[0].created.timestamp())
doc = {
"status": status,
"status_text": STATUS_TEXT_TMPL.render({"check": check}),
"title": down_title(check),
"updated": updated,
}
if updated != request.GET.get("u"):
doc["events"] = EVENTS_TMPL.render({"check": check, "events": events})
doc["downtimes"] = DOWNTIMES_TMPL.render({"downtimes": check.downtimes(3)})
return JsonResponse(doc)
@login_required
def badges(request, code):
project = _get_project_for_user(request, code)
tags = set()
for check in Check.objects.filter(project=project):
tags.update(check.tags_list())
sorted_tags = sorted(tags, key=lambda s: s.lower())
sorted_tags.append("*") # For the "overall status" badge
urls = []
for tag in sorted_tags:
urls.append(
{
"tag": tag,
"svg": get_badge_url(project.badge_key, tag),
"json": get_badge_url(project.badge_key, tag, fmt="json"),
"shields": get_badge_url(project.badge_key, tag, fmt="shields"),
}
)
ctx = {
"have_tags": len(urls) > 1,
"page": "badges",
"project": project,
"badges": urls,
}
return render(request, "front/badges.html", ctx)
@login_required
def channels(request):
if not request.project:
# This can happen when the user deletes their only project.
return redirect("hc-index")
if request.method == "POST":
code = request.POST["channel"]
try:
channel = Channel.objects.get(code=code)
except Channel.DoesNotExist:
return HttpResponseBadRequest()
if channel.project_id != request.project.id:
return HttpResponseForbidden()
new_checks = []
for key in request.POST:
if key.startswith("check-"):
code = key[6:]
try:
check = Check.objects.get(code=code)
except Check.DoesNotExist:
return HttpResponseBadRequest()
if check.project_id != request.project.id:
return HttpResponseForbidden()
new_checks.append(check)
channel.checks.set(new_checks)
return redirect("hc-channels")
channels = Channel.objects.filter(project=request.project)
channels = channels.order_by("created")
channels = channels.annotate(n_checks=Count("checks"))
ctx = {
"page": "channels",
"project": request.project,
"profile": request.project.owner_profile,
"channels": channels,
"enable_pushbullet": settings.PUSHBULLET_CLIENT_ID is not None,
"enable_pushover": settings.PUSHOVER_API_TOKEN is not None,
"enable_discord": settings.DISCORD_CLIENT_ID is not None,
"enable_telegram": settings.TELEGRAM_TOKEN is not None,
"enable_sms": settings.TWILIO_AUTH is not None,
"enable_whatsapp": settings.TWILIO_USE_WHATSAPP,
"enable_pdc": settings.PD_VENDOR_KEY is not None,
"enable_trello": settings.TRELLO_APP_KEY is not None,
"enable_matrix": settings.MATRIX_ACCESS_TOKEN is not None,
"enable_apprise": settings.APPRISE_ENABLED is True,
"enable_shell": settings.SHELL_ENABLED is True,
"use_payments": settings.USE_PAYMENTS,
}
return render(request, "front/channels.html", ctx)
@login_required
def channel_checks(request, code):
channel = get_object_or_404(Channel, code=code)
if channel.project_id != request.project.id:
return HttpResponseForbidden()
assigned = set(channel.checks.values_list("code", flat=True).distinct())
checks = Check.objects.filter(project=request.project).order_by("created")
ctx = {"checks": checks, "assigned": assigned, "channel": channel}
return render(request, "front/channel_checks.html", ctx)
@require_POST
@login_required
def update_channel_name(request, code):
channel = get_object_or_404(Channel, code=code)
if channel.project_id != request.project.id:
return HttpResponseForbidden()
form = ChannelNameForm(request.POST)
if form.is_valid():
channel.name = form.cleaned_data["name"]
channel.save()
return redirect("hc-channels")
def verify_email(request, code, token):
channel = get_object_or_404(Channel, code=code)
if channel.make_token() == token:
channel.email_verified = True
channel.save()
return render(request, "front/verify_email_success.html")
return render(request, "bad_link.html")
@csrf_exempt
def unsubscribe_email(request, code, signed_token):
# Some email servers open links in emails to check for malicious content.
# To work around this, on GET requests we serve a confirmation form.
# If the signature is at least 5 minutes old, we also include JS code to
# auto-submit the form.
ctx = {}
if ":" in signed_token:
signer = signing.TimestampSigner(salt="alerts")
# First, check the signature without looking at the timestamp:
try:
token = signer.unsign(signed_token)
except signing.BadSignature:
return render(request, "bad_link.html")
# Check if timestamp is older than 5 minutes:
try:
signer.unsign(signed_token, max_age=300)
except signing.SignatureExpired:
ctx["autosubmit"] = True
else:
token = signed_token
channel = get_object_or_404(Channel, code=code, kind="email")
if channel.make_token() != token:
return render(request, "bad_link.html")
if request.method != "POST":
return render(request, "accounts/unsubscribe_submit.html", ctx)
channel.delete()
return render(request, "front/unsubscribe_success.html")
@require_POST
@login_required
def send_test_notification(request, code):
channel = get_object_or_404(Channel, code=code)
if channel.project_id != request.project.id:
return HttpResponseForbidden()
dummy = Check(name="TEST", status="down")
dummy.last_ping = timezone.now() - td(days=1)
dummy.n_pings = 42
if channel.kind == "webhook" and not channel.url_down:
if channel.url_up:
# If we don't have url_down, but do have have url_up then
# send "TEST is UP" notification instead:
dummy.status = "up"
if channel.kind == "email":
error = channel.transport.notify(dummy, channel.get_unsub_link())
else:
error = channel.transport.notify(dummy)
if error:
messages.warning(request, "Could not send a test notification: %s" % error)
else:
messages.success(request, "Test notification sent!")
return redirect("hc-channels")
@require_POST
@login_required
def remove_channel(request, code):
# user may refresh the page during POST and cause two deletion attempts
channel = Channel.objects.filter(code=code).first()
if channel:
if channel.project_id != request.project.id:
return HttpResponseForbidden()
channel.delete()
return redirect("hc-channels")
@login_required
def add_email(request):
if request.method == "POST":
form = AddEmailForm(request.POST)
if form.is_valid():
channel = Channel(project=request.project, kind="email")
channel.value = json.dumps(
{
"value": form.cleaned_data["value"],
"up": form.cleaned_data["up"],
"down": form.cleaned_data["down"],
}
)
channel.save()
channel.assign_all_checks()
is_own_email = form.cleaned_data["value"] == request.user.email
if is_own_email or not settings.EMAIL_USE_VERIFICATION:
# If user is subscribing *their own* address
# we can skip the verification step.
# Additionally, in self-hosted setting, administator has the
# option to disable the email verification step altogether.
channel.email_verified = True
channel.save()
else:
channel.send_verify_link()
return redirect("hc-channels")
else:
form = AddEmailForm()
ctx = {
"page": "channels",
"project": request.project,
"use_verification": settings.EMAIL_USE_VERIFICATION,
"form": form,
}
return render(request, "integrations/add_email.html", ctx)
@login_required
def add_webhook(request):
if request.method == "POST":
form = AddWebhookForm(request.POST)
if form.is_valid():
channel = Channel(project=request.project, kind="webhook")
channel.value = form.get_value()
channel.save()
channel.assign_all_checks()
return redirect("hc-channels")
else:
form = AddWebhookForm()
ctx = {
"page": "channels",
"project": request.project,
"form": form,
"now": timezone.now().replace(microsecond=0).isoformat(),
}
return render(request, "integrations/add_webhook.html", ctx)
@login_required
def add_shell(request):
if not settings.SHELL_ENABLED:
raise Http404("shell integration is not available")
if request.method == "POST":
form = AddShellForm(request.POST)
if form.is_valid():
channel = Channel(project=request.project, kind="shell")
channel.value = form.get_value()
channel.save()
channel.assign_all_checks()
return redirect("hc-channels")
else:
form = AddShellForm()
ctx = {
"page": "channels",
"project": request.project,
"form": form,
"now": timezone.now().replace(microsecond=0).isoformat(),
}
return render(request, "integrations/add_shell.html", ctx)
def _prepare_state(request, session_key):
state = get_random_string()
request.session[session_key] = state
return state
def _get_validated_code(request, session_key, key="code"):
if session_key not in request.session:
return None
session_state = request.session.pop(session_key)
request_state = request.GET.get("state")
if session_state is None or session_state != request_state:
return None
return request.GET.get(key)
@login_required
def add_pd(request):
if request.method == "POST":
form = AddPdForm(request.POST)
if form.is_valid():
channel = Channel(project=request.project, kind="pd")
channel.value = form.cleaned_data["value"]
channel.save()
channel.assign_all_checks()
return redirect("hc-channels")
else:
form = AddPdForm()
ctx = {"page": "channels", "form": form}
return render(request, "integrations/add_pd.html", ctx)
def add_pdc(request, state=None):
if settings.PD_VENDOR_KEY is None:
raise Http404("pagerduty integration is not available")
if state and request.user.is_authenticated:
if "pd" not in request.session:
return HttpResponseBadRequest()
session_state = request.session.pop("pd")
if session_state != state:
return HttpResponseBadRequest()
if request.GET.get("error") == "cancelled":
messages.warning(request, "PagerDuty setup was cancelled")
return redirect("hc-channels")
channel = Channel(kind="pd", project=request.project)
channel.user = request.project.owner
channel.value = json.dumps(
{
"service_key": request.GET.get("service_key"),
"account": request.GET.get("account"),
}
)
channel.save()
channel.assign_all_checks()
messages.success(request, "The PagerDuty integration has been added!")
return redirect("hc-channels")
state = _prepare_state(request, "pd")
callback = settings.SITE_ROOT + reverse("hc-add-pdc-state", args=[state])
connect_url = "https://connect.pagerduty.com/connect?" + urlencode(
{"vendor": settings.PD_VENDOR_KEY, "callback": callback}
)
ctx = {"page": "channels", "project": request.project, "connect_url": connect_url}
return render(request, "integrations/add_pdc.html", ctx)
@login_required
def add_pagertree(request):
if request.method == "POST":
form = AddUrlForm(request.POST)
if form.is_valid():
channel = Channel(project=request.project, kind="pagertree")
channel.value = form.cleaned_data["value"]
channel.save()
channel.assign_all_checks()
return redirect("hc-channels")
else:
form = AddUrlForm()
ctx = {"page": "channels", "project": request.project, "form": form}
return render(request, "integrations/add_pagertree.html", ctx)
@login_required
def add_pagerteam(request):
if request.method == "POST":
form = AddUrlForm(request.POST)
if form.is_valid():
channel = Channel(project=request.project, kind="pagerteam")
channel.value = form.cleaned_data["value"]
channel.save()
channel.assign_all_checks()
return redirect("hc-channels")
else:
form = AddUrlForm()
ctx = {"page": "channels", "project": request.project, "form": form}
return render(request, "integrations/add_pagerteam.html", ctx)
def add_slack(request):
if not settings.SLACK_CLIENT_ID and not request.user.is_authenticated:
return redirect("hc-login")
if request.method == "POST":
form = AddUrlForm(request.POST)
if form.is_valid():
channel = Channel(project=request.project, kind="slack")
channel.value = form.cleaned_data["value"]
channel.save()
channel.assign_all_checks()
return redirect("hc-channels")
else:
form = AddUrlForm()
ctx = {
"page": "channels",
"form": form,
"slack_client_id": settings.SLACK_CLIENT_ID,
}
if request.user.is_authenticated:
ctx["project"] = request.project
if settings.SLACK_CLIENT_ID and request.user.is_authenticated:
ctx["state"] = _prepare_state(request, "slack")
return render(request, "integrations/add_slack.html", ctx)
@login_required
def add_mattermost(request):
if request.method == "POST":
form = AddUrlForm(request.POST)
if form.is_valid():
channel = Channel(project=request.project, kind="mattermost")
channel.value = form.cleaned_data["value"]
channel.save()
channel.assign_all_checks()
return redirect("hc-channels")
else:
form = AddUrlForm()
ctx = {"page": "channels", "form": form, "project": request.project}
return render(request, "integrations/add_mattermost.html", ctx)
@login_required
def add_slack_btn(request):
code = _get_validated_code(request, "slack")
if code is None:
return HttpResponseBadRequest()
result = requests.post(
"https://slack.com/api/oauth.access",
{
"client_id": settings.SLACK_CLIENT_ID,
"client_secret": settings.SLACK_CLIENT_SECRET,
"code": code,
},
)
doc = result.json()
if doc.get("ok"):
channel = Channel(kind="slack", project=request.project)
channel.user = request.project.owner
channel.value = result.text
channel.save()
channel.assign_all_checks()
messages.success(request, "The Slack integration has been added!")
else:
s = doc.get("error")
messages.warning(request, "Error message from slack: %s" % s)
return redirect("hc-channels")
@login_required
def add_pushbullet(request):
if settings.PUSHBULLET_CLIENT_ID is None:
raise Http404("pushbullet integration is not available")
if "code" in request.GET:
code = _get_validated_code(request, "pushbullet")
if code is None:
return HttpResponseBadRequest()
result = requests.post(
"https://api.pushbullet.com/oauth2/token",
{
"client_id": settings.PUSHBULLET_CLIENT_ID,
"client_secret": settings.PUSHBULLET_CLIENT_SECRET,
"code": code,
"grant_type": "authorization_code",
},
)
doc = result.json()
if "access_token" in doc:
channel = Channel(kind="pushbullet", project=request.project)
channel.user = request.project.owner
channel.value = doc["access_token"]
channel.save()
channel.assign_all_checks()
messages.success(request, "The Pushbullet integration has been added!")
else:
messages.warning(request, "Something went wrong")
return redirect("hc-channels")
redirect_uri = settings.SITE_ROOT + reverse("hc-add-pushbullet")
authorize_url = "https://www.pushbullet.com/authorize?" + urlencode(
{
"client_id": settings.PUSHBULLET_CLIENT_ID,
"redirect_uri": redirect_uri,
"response_type": "code",
"state": _prepare_state(request, "pushbullet"),
}
)
ctx = {
"page": "channels",
"project": request.project,
"authorize_url": authorize_url,
}
return render(request, "integrations/add_pushbullet.html", ctx)
@login_required
def add_discord(request):
if settings.DISCORD_CLIENT_ID is None:
raise Http404("discord integration is not available")
redirect_uri = settings.SITE_ROOT + reverse("hc-add-discord")
if "code" in request.GET:
code = _get_validated_code(request, "discord")
if code is None:
return HttpResponseBadRequest()
result = requests.post(
"https://discordapp.com/api/oauth2/token",
{
"client_id": settings.DISCORD_CLIENT_ID,
"client_secret": settings.DISCORD_CLIENT_SECRET,
"code": code,
"grant_type": "authorization_code",
"redirect_uri": redirect_uri,
},
)
doc = result.json()
if "access_token" in doc:
channel = Channel(kind="discord", project=request.project)
channel.user = request.project.owner
channel.value = result.text
channel.save()
channel.assign_all_checks()
messages.success(request, "The Discord integration has been added!")
else:
messages.warning(request, "Something went wrong")
return redirect("hc-channels")
auth_url = "https://discordapp.com/api/oauth2/authorize?" + urlencode(
{
"client_id": settings.DISCORD_CLIENT_ID,
"scope": "webhook.incoming",
"redirect_uri": redirect_uri,
"response_type": "code",
"state": _prepare_state(request, "discord"),
}
)
ctx = {"page": "channels", "project": request.project, "authorize_url": auth_url}
return render(request, "integrations/add_discord.html", ctx)
def add_pushover(request):
if (
settings.PUSHOVER_API_TOKEN is None
or settings.PUSHOVER_SUBSCRIPTION_URL is None
):
raise Http404("pushover integration is not available")
if not request.user.is_authenticated:
ctx = {"page": "channels"}
return render(request, "integrations/add_pushover.html", ctx)
if request.method == "POST":
# Initiate the subscription
state = _prepare_state(request, "pushover")
failure_url = settings.SITE_ROOT + reverse("hc-channels")
success_url = (
settings.SITE_ROOT
+ reverse("hc-add-pushover")
+ "?"
+ urlencode(
{
"state": state,
"prio": request.POST.get("po_priority", "0"),
"prio_up": request.POST.get("po_priority_up", "0"),
}
)
)
subscription_url = (
settings.PUSHOVER_SUBSCRIPTION_URL
+ "?"
+ urlencode({"success": success_url, "failure": failure_url})
)
return redirect(subscription_url)
# Handle successful subscriptions
if "pushover_user_key" in request.GET:
key = _get_validated_code(request, "pushover", "pushover_user_key")
if key is None:
return HttpResponseBadRequest()
# Validate priority
prio = request.GET.get("prio")
if prio not in ("-2", "-1", "0", "1", "2"):
return HttpResponseBadRequest()
prio_up = request.GET.get("prio_up")
if prio_up not in ("-2", "-1", "0", "1", "2"):
return HttpResponseBadRequest()
if request.GET.get("pushover_unsubscribed") == "1":
# Unsubscription: delete all Pushover channels for this project
Channel.objects.filter(project=request.project, kind="po").delete()
return redirect("hc-channels")
# Subscription
channel = Channel(project=request.project, kind="po")
channel.value = "%s|%s|%s" % (key, prio, prio_up)
channel.save()
channel.assign_all_checks()
messages.success(request, "The Pushover integration has been added!")
return redirect("hc-channels")
# Show Integration Settings form
ctx = {
"page": "channels",
"project": request.project,
"po_retry_delay": td(seconds=settings.PUSHOVER_EMERGENCY_RETRY_DELAY),
"po_expiration": td(seconds=settings.PUSHOVER_EMERGENCY_EXPIRATION),
}
return render(request, "integrations/add_pushover.html", ctx)
@login_required
def add_opsgenie(request):
if request.method == "POST":
form = AddOpsGenieForm(request.POST)
if form.is_valid():
channel = Channel(project=request.project, kind="opsgenie")
v = {"region": form.cleaned_data["region"], "key": form.cleaned_data["key"]}
channel.value = json.dumps(v)
channel.save()
channel.assign_all_checks()
return redirect("hc-channels")
else:
form = AddOpsGenieForm()
ctx = {"page": "channels", "project": request.project, "form": form}
return render(request, "integrations/add_opsgenie.html", ctx)
@login_required
def add_victorops(request):
if request.method == "POST":
form = AddUrlForm(request.POST)
if form.is_valid():
channel = Channel(project=request.project, kind="victorops")
channel.value = form.cleaned_data["value"]
channel.save()
channel.assign_all_checks()
return redirect("hc-channels")
else:
form = AddUrlForm()
ctx = {"page": "channels", "project": request.project, "form": form}
return render(request, "integrations/add_victorops.html", ctx)
@csrf_exempt
@require_POST
def telegram_bot(request):
try:
doc = json.loads(request.body.decode())
jsonschema.validate(doc, telegram_callback)
except ValueError:
return HttpResponseBadRequest()
except jsonschema.ValidationError:
# We don't recognize the message format, but don't want Telegram
# retrying this over and over again, so respond with 200 OK
return HttpResponse()
if "/start" not in doc["message"]["text"]:
return HttpResponse()
chat = doc["message"]["chat"]
name = max(chat.get("title", ""), chat.get("username", ""))
invite = render_to_string(
"integrations/telegram_invite.html",
{"qs": signing.dumps((chat["id"], chat["type"], name))},
)
Telegram.send(chat["id"], invite)
return HttpResponse()
@login_required
def add_telegram(request):
chat_id, chat_type, chat_name = None, None, None
qs = request.META["QUERY_STRING"]
if qs:
chat_id, chat_type, chat_name = signing.loads(qs, max_age=600)
if request.method == "POST":
channel = Channel(project=request.project, kind="telegram")
channel.value = json.dumps(
{"id": chat_id, "type": chat_type, "name": chat_name}
)
channel.save()
channel.assign_all_checks()
messages.success(request, "The Telegram integration has been added!")
return redirect("hc-channels")
ctx = {
"page": "channels",
"project": request.project,
"chat_id": chat_id,
"chat_type": chat_type,
"chat_name": chat_name,
"bot_name": settings.TELEGRAM_BOT_NAME,
}
return render(request, "integrations/add_telegram.html", ctx)
@login_required
def add_sms(request):
if settings.TWILIO_AUTH is None:
raise Http404("sms integration is not available")
if request.method == "POST":
form = AddSmsForm(request.POST)
if form.is_valid():
channel = Channel(project=request.project, kind="sms")
channel.name = form.cleaned_data["label"]
channel.value = json.dumps({"value": form.cleaned_data["value"]})
channel.save()
channel.assign_all_checks()
return redirect("hc-channels")
else:
form = AddSmsForm()
ctx = {
"page": "channels",
"project": request.project,
"form": form,
"profile": request.project.owner_profile,
}
return render(request, "integrations/add_sms.html", ctx)
@login_required
def add_whatsapp(request):
if not settings.TWILIO_USE_WHATSAPP:
raise Http404("whatsapp integration is not available")
if request.method == "POST":
form = AddSmsForm(request.POST)
if form.is_valid():
channel = Channel(project=request.project, kind="whatsapp")
channel.name = form.cleaned_data["label"]
channel.value = json.dumps(
{
"value": form.cleaned_data["value"],
"up": form.cleaned_data["up"],
"down": form.cleaned_data["down"],
}
)
channel.save()
channel.assign_all_checks()
return redirect("hc-channels")
else:
form = AddSmsForm()
ctx = {
"page": "channels",
"project": request.project,
"form": form,
"profile": request.project.owner_profile,
}
return render(request, "integrations/add_whatsapp.html", ctx)
@login_required
def add_trello(request):
if settings.TRELLO_APP_KEY is None:
raise Http404("trello integration is not available")
if request.method == "POST":
channel = Channel(project=request.project, kind="trello")
channel.value = request.POST["settings"]
channel.save()
channel.assign_all_checks()
return redirect("hc-channels")
authorize_url = "https://trello.com/1/authorize?" + urlencode(
{
"expiration": "never",
"name": settings.SITE_NAME,
"scope": "read,write",
"response_type": "token",
"key": settings.TRELLO_APP_KEY,
"return_url": settings.SITE_ROOT + reverse("hc-add-trello"),
}
)
ctx = {
"page": "channels",
"project": request.project,
"authorize_url": authorize_url,
}
return render(request, "integrations/add_trello.html", ctx)
@login_required
def add_matrix(request):
if settings.MATRIX_ACCESS_TOKEN is None:
raise Http404("matrix integration is not available")
if request.method == "POST":
form = AddMatrixForm(request.POST)
if form.is_valid():
channel = Channel(project=request.project, kind="matrix")
channel.value = form.cleaned_data["room_id"]
# If user supplied room alias instead of ID, use it as channel name
alias = form.cleaned_data["alias"]
if not alias.startswith("!"):
channel.name = alias
channel.save()
channel.assign_all_checks()
messages.success(request, "The Matrix integration has been added!")
return redirect("hc-channels")
else:
form = AddMatrixForm()
ctx = {
"page": "channels",
"project": request.project,
"form": form,
"matrix_user_id": settings.MATRIX_USER_ID,
}
return render(request, "integrations/add_matrix.html", ctx)
@login_required
def add_apprise(request):
if not settings.APPRISE_ENABLED:
raise Http404("apprise integration is not available")
if request.method == "POST":
form = AddAppriseForm(request.POST)
if form.is_valid():
channel = Channel(project=request.project, kind="apprise")
channel.value = form.cleaned_data["url"]
channel.save()
channel.assign_all_checks()
messages.success(request, "The Apprise integration has been added!")
return redirect("hc-channels")
else:
form = AddAppriseForm()
ctx = {"page": "channels", "project": request.project, "form": form}
return render(request, "integrations/add_apprise.html", ctx)
@login_required
@require_POST
def trello_settings(request):
token = request.POST.get("token")
url = "https://api.trello.com/1/members/me/boards?" + urlencode(
{
"key": settings.TRELLO_APP_KEY,
"token": token,
"fields": "id,name",
"lists": "open",
"list_fields": "id,name",
}
)
r = requests.get(url)
ctx = {"token": token, "data": r.json()}
return render(request, "integrations/trello_settings.html", ctx)
@login_required
def add_msteams(request):
if request.method == "POST":
form = AddUrlForm(request.POST)
if form.is_valid():
channel = Channel(project=request.project, kind="msteams")
channel.value = form.cleaned_data["value"]
channel.save()
channel.assign_all_checks()
return redirect("hc-channels")
else:
form = AddUrlForm()
ctx = {"page": "channels", "project": request.project, "form": form}
return render(request, "integrations/add_msteams.html", ctx)