zulip/zerver/webhooks/grafana/view.py

75 lines
2.4 KiB
Python

from typing import Any, Dict
from django.http import HttpRequest, HttpResponse
from zerver.decorator import webhook_view
from zerver.lib.request import REQ, has_request_variables
from zerver.lib.response import json_success
from zerver.lib.webhooks.common import check_send_webhook_message
from zerver.models import UserProfile
GRAFANA_TOPIC_TEMPLATE = "{alert_title}"
GRAFANA_ALERT_STATUS_TEMPLATE = "{alert_icon} **{alert_state}**\n\n"
GRAFANA_MESSAGE_TEMPLATE = (
"{alert_status}[{rule_name}]({rule_url})\n\n{alert_message}{eval_matches}"
)
ALL_EVENT_TYPES = ["ok", "pending", "alerting", "paused"]
@webhook_view("Grafana", all_event_types=ALL_EVENT_TYPES)
@has_request_variables
def api_grafana_webhook(
request: HttpRequest,
user_profile: UserProfile,
payload: Dict[str, Any] = REQ(argument_type="body"),
) -> HttpResponse:
topic = GRAFANA_TOPIC_TEMPLATE.format(alert_title=payload["title"])
eval_matches_text = ""
eval_matches = payload.get("evalMatches")
if eval_matches is not None:
for match in eval_matches:
eval_matches_text += "**{}:** {}\n".format(match["metric"], match["value"])
message_text = ""
if payload.get("message") is not None:
message_text = payload["message"] + "\n\n"
if payload.get("state") is not None:
if payload.get("state") == "alerting":
alert_status = GRAFANA_ALERT_STATUS_TEMPLATE.format(
alert_icon=":alert:", alert_state=payload["state"].upper()
)
elif payload.get("state") == "ok":
alert_status = GRAFANA_ALERT_STATUS_TEMPLATE.format(
alert_icon=":squared_ok:", alert_state=payload["state"].upper()
)
else:
alert_status = GRAFANA_ALERT_STATUS_TEMPLATE.format(
alert_icon=":info:", alert_state=payload["state"].upper()
)
body = GRAFANA_MESSAGE_TEMPLATE.format(
alert_message=message_text,
alert_status=alert_status,
rule_name=payload["ruleName"],
rule_url=payload["ruleUrl"],
eval_matches=eval_matches_text,
)
if payload.get("imageUrl") is not None:
body += "\n[Click to view visualization]({visualization})".format(
visualization=payload["imageUrl"]
)
body = body.strip()
# send the message
check_send_webhook_message(request, user_profile, topic, body, payload.get("state"))
return json_success()