Files
zulip/zerver/webhooks/alertmanager/view.py
Mateusz Mandera ac14a8bcf5 typed_endpoint: Rename WebhookPayload to JsonBodyPayload.
This kind of payload that's loaded from json in the body of the request
is not only used for webhooks, but also in the push bouncer, and may get
used elsewhere too - so a general name is better.
2023-09-27 14:21:42 -07:00

64 lines
2.2 KiB
Python

# Webhooks for external integrations.
from typing import Dict, List
from django.http import HttpRequest, HttpResponse
from typing_extensions import Annotated
from zerver.decorator import webhook_view
from zerver.lib.response import json_success
from zerver.lib.typed_endpoint import ApiParamConfig, JsonBodyPayload, typed_endpoint
from zerver.lib.validator import WildValue, check_string
from zerver.lib.webhooks.common import check_send_webhook_message
from zerver.models import UserProfile
@webhook_view("Alertmanager")
@typed_endpoint
def api_alertmanager_webhook(
request: HttpRequest,
user_profile: UserProfile,
*,
payload: JsonBodyPayload[WildValue],
name_field: Annotated[str, ApiParamConfig("name")] = "instance",
desc_field: Annotated[str, ApiParamConfig("desc")] = "alertname",
) -> HttpResponse:
topics: Dict[str, Dict[str, List[str]]] = {}
for alert in payload["alerts"]:
labels = alert.get("labels", {})
annotations = alert.get("annotations", {})
name = labels.get(name_field, annotations.get(name_field, "(unknown)")).tame(check_string)
desc = labels.get(
desc_field, annotations.get(desc_field, f"<missing field: {desc_field}>")
).tame(check_string)
url = alert["generatorURL"].tame(check_string).replace("tab=1", "tab=0")
body = f"{desc} ([graph]({url}))"
if name not in topics:
topics[name] = {"firing": [], "resolved": []}
topics[name][alert["status"].tame(check_string)].append(body)
for topic, statuses in topics.items():
for status, messages in statuses.items():
if len(messages) == 0:
continue
if status == "firing":
icon = ":alert:"
title = "FIRING"
else:
title = "Resolved"
icon = ":squared_ok:"
if len(messages) == 1:
body = f"{icon} **{title}** {messages[0]}"
else:
message_list = "\n".join(f"* {m}" for m in messages)
body = f"{icon} **{title}**\n{message_list}"
check_send_webhook_message(request, user_profile, topic, body)
return json_success(request)