mirror of https://github.com/zulip/zulip.git
96 lines
3.3 KiB
Python
96 lines
3.3 KiB
Python
# Webhooks for external integrations.
|
|
import re
|
|
|
|
from django.http import HttpRequest, HttpResponse
|
|
|
|
from zerver.decorator import webhook_view
|
|
from zerver.lib.exceptions import UnsupportedWebhookEventType
|
|
from zerver.lib.request import REQ, has_request_variables
|
|
from zerver.lib.response import json_success
|
|
from zerver.lib.validator import WildValue, check_int, check_none_or, check_string, to_wild_value
|
|
from zerver.lib.webhooks.common import check_send_webhook_message
|
|
from zerver.models import UserProfile
|
|
|
|
TOPIC_TEMPLATE = "{service_url}"
|
|
|
|
|
|
def send_message_for_event(
|
|
request: HttpRequest, user_profile: UserProfile, event: WildValue
|
|
) -> None:
|
|
event_type = get_event_type(event)
|
|
subject = TOPIC_TEMPLATE.format(service_url=event["check"]["url"].tame(check_string))
|
|
body = EVENT_TYPE_BODY_MAPPER[event_type](event)
|
|
check_send_webhook_message(request, user_profile, subject, body, event_type)
|
|
|
|
|
|
def get_body_for_up_event(event: WildValue) -> str:
|
|
body = "Service is `up`"
|
|
event_downtime = event["downtime"]
|
|
if event_downtime["started_at"].tame(check_none_or(check_string)):
|
|
body = f"{body} again"
|
|
duration = event_downtime["duration"].tame(check_none_or(check_int))
|
|
if duration:
|
|
string_date = get_time_string_based_on_duration(duration)
|
|
if string_date:
|
|
body = f"{body} after {string_date}"
|
|
return f"{body}."
|
|
|
|
|
|
def get_time_string_based_on_duration(duration: int) -> str:
|
|
days, reminder = divmod(duration, 86400)
|
|
hours, reminder = divmod(reminder, 3600)
|
|
minutes, seconds = divmod(reminder, 60)
|
|
|
|
string_date = ""
|
|
string_date += add_time_part_to_string_date_if_needed(days, "day")
|
|
string_date += add_time_part_to_string_date_if_needed(hours, "hour")
|
|
string_date += add_time_part_to_string_date_if_needed(minutes, "minute")
|
|
string_date += add_time_part_to_string_date_if_needed(seconds, "second")
|
|
return string_date.rstrip()
|
|
|
|
|
|
def add_time_part_to_string_date_if_needed(value: int, text_name: str) -> str:
|
|
if value == 1:
|
|
return f"1 {text_name} "
|
|
if value > 1:
|
|
return f"{value} {text_name}s "
|
|
return ""
|
|
|
|
|
|
def get_body_for_down_event(event: WildValue) -> str:
|
|
return "Service is `down`. It returned a {} error at {}.".format(
|
|
event["downtime"]["error"].tame(check_none_or(check_string)),
|
|
event["downtime"]["started_at"]
|
|
.tame(check_string) # started_at is not None in a "down" event.
|
|
.replace("T", " ")
|
|
.replace("Z", " UTC"),
|
|
)
|
|
|
|
|
|
EVENT_TYPE_BODY_MAPPER = {
|
|
"up": get_body_for_up_event,
|
|
"down": get_body_for_down_event,
|
|
}
|
|
ALL_EVENT_TYPES = list(EVENT_TYPE_BODY_MAPPER.keys())
|
|
|
|
|
|
@webhook_view("Updown", all_event_types=ALL_EVENT_TYPES)
|
|
@has_request_variables
|
|
def api_updown_webhook(
|
|
request: HttpRequest,
|
|
user_profile: UserProfile,
|
|
payload: WildValue = REQ(argument_type="body", converter=to_wild_value),
|
|
) -> HttpResponse:
|
|
for event in payload:
|
|
send_message_for_event(request, user_profile, event)
|
|
return json_success(request)
|
|
|
|
|
|
def get_event_type(event: WildValue) -> str:
|
|
event_type_match = re.match("check.(.*)", event["event"].tame(check_string))
|
|
if event_type_match:
|
|
event_type = event_type_match.group(1)
|
|
if event_type in EVENT_TYPE_BODY_MAPPER:
|
|
return event_type
|
|
raise UnsupportedWebhookEventType(event["event"].tame(check_string))
|