zulip/zerver/views/webhooks/pingdom.py

78 lines
2.4 KiB
Python

# Webhooks for external integrations.
from __future__ import absolute_import
from typing import Any
from django.utils.translation import ugettext as _
from django.http import HttpRequest, HttpResponse
from zerver.lib.actions import check_send_message
from zerver.lib.response import json_success, json_error
from zerver.decorator import REQ, has_request_variables, api_key_only_webhook_view
from zerver.models import Client, UserProfile
import ujson
import six
PINGDOM_SUBJECT_TEMPLATE = '{name} status.'
PINGDOM_MESSAGE_TEMPLATE = 'Service {service_url} changed its {type} status from {previous_state} to {current_state}.'
PINGDOM_MESSAGE_DESCRIPTION_TEMPLATE = 'Description: {description}.'
SUPPORTED_CHECK_TYPES = (
'HTTP',
'HTTP_CUSTOM'
'HTTPS',
'SMTP',
'POP3',
'IMAP',
'PING',
'DNS',
'UDP',
'PORT_TCP',
)
@api_key_only_webhook_view('Pingdom')
@has_request_variables
def api_pingdom_webhook(request, user_profile, client, payload=REQ(argument_type='body'), stream=REQ(default='pingdom')):
# type: (HttpRequest, UserProfile, Client, Dict[str, Any], six.text_type) -> HttpResponse
check_type = get_check_type(payload)
if check_type in SUPPORTED_CHECK_TYPES:
subject = get_subject_for_http_request(payload)
body = get_body_for_http_request(payload)
else:
return json_error(_('Unsupported check_type: {check_type}').format(check_type=check_type))
check_send_message(user_profile, client, 'stream', [stream], subject, body)
return json_success()
def get_subject_for_http_request(payload):
# type: (Dict[str, Any]) -> six.text_type
return PINGDOM_SUBJECT_TEMPLATE.format(name=payload['check_name'])
def get_body_for_http_request(payload):
# type: (Dict[str, Any]) -> six.text_type
current_state = payload['current_state']
previous_state = payload['previous_state']
data = {
'service_url': payload['check_params']['hostname'],
'previous_state': previous_state,
'current_state': current_state,
'type': get_check_type(payload)
}
body = PINGDOM_MESSAGE_TEMPLATE.format(**data)
if current_state == 'DOWN' and previous_state == 'UP':
description = PINGDOM_MESSAGE_DESCRIPTION_TEMPLATE.format(description=payload['long_description'])
body += '\n{description}'.format(description=description)
return body
def get_check_type(payload):
# type: (Dict[str, Any]) -> six.text_type
return payload['check_type']