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pagerduty_itsi.py
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pagerduty_itsi.py
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import sys
import json
import urllib2
import time
from fnmatch import fnmatch
from splunk.clilib.bundle_paths import make_splunkhome_path
sys.path.append(make_splunkhome_path(['etc', 'apps', 'SA-ITOA', 'lib']))
from ITOA.itoa_config import get_supported_objects
from ITOA.setup_logging import setup_logging
from itsi.event_management.sdk.eventing import Event
from itsi.event_management.sdk.custom_event_action_base import CustomEventActionBase
def send_notification(payload, logger):
settings = payload.get('configuration')
logger.info("Sending incident with settings %s" % settings)
url = settings.get('integration_url_override')
token = settings.get('token')
if not url:
url = settings.get('integration_url')
# check if only the integration key was given
if len(url) == 32:
url = 'https://events.pagerduty.com/integration/' + url + "/enqueue"
body = json.dumps(payload)
logger.info('Calling url="%s" with body=%s' % (url, body))
req = urllib2.Request(url, body, {"Content-Type": "application/json"})
try:
res = urllib2.urlopen(req)
body = res.read()
pd_response = json.loads(body)
logger.info("PagerDuty server responded with HTTP status=%d" % res.code)
logger.info(body)
if res.code < 200 or res.code > 299:
return False
except urllib2.HTTPError, e:
logger.error("Error sending message: %s (%s)" % (e, str(dir(e))))
return False
event_id = payload['result']['event_id']
session_key = payload['session_key']
time.sleep(5) # wait 5 seconds for an incident to be created
try:
tries = 0
while True: # sometimes it takes a little while to get an incident, so retry for a bit if we don't get it the first time
req = urllib2.Request("https://api.pagerduty.com/incidents?incident_key=%s" % event_id)
req.add_header("Authorization", "Token token=%s" % token)
req.add_header("Accept", "application/vnd.pagerduty+json;version=2")
res = urllib2.urlopen(req)
body = res.read()
pd_response = json.loads(body)
logger.info(body)
if len(pd_response['incidents']) > 0:
event = Event(session_key, logger)
event.update_ticket_info(event_id, "PagerDuty", str(pd_response['incidents'][0]['incident_number']), pd_response['incidents'][0]['html_url'])
event.create_comment(event_id, "Linked to PD incident at %s" % pd_response['incidents'][0]['html_url'])
return True
else:
tries += 1
if tries > 5:
logger.error("Unable to create PD incident for event ID %s: timed out")
event.create_comment(event_id, "Unable to create PD incident for event ID %s: timed out")
return False
logger.info("No incident yet, will check again in %d seconds" % (tries * 10))
time.sleep(tries * 10)
except urllib2.HTTPError, e:
logger.error("Error sending message: %s (%s)" % (e, str(dir(e))))
event.create_comment(event_id, "Unable to create PD incident for event ID %s: HTTPError: %s" % (event_id, e))
except Exception as e:
logger.error("Unknown error of type %s: %s" % (type(e).__name__, e))
event.create_comment(event_id, "Unable to create PD incident for event ID %s: Unknown error: %s" % (event_id, e))
return True
if __name__ == "__main__":
logger = setup_logging("itsi_event_management.log", "itsi.event_action.pagerduty_itsi")
if len(sys.argv) > 1 and sys.argv[1] == "--execute":
payloadStr = sys.stdin.read()
payload = json.loads(payloadStr)
success = send_notification(payload, logger)
if not success:
logger.error("Failed trying to send incident alert")
sys.exit(2)
else:
logger.info("Incident alert notification successfully sent")
else:
logger.error("FATAL Unsupported execution mode (expected --execute flag)")
sys.exit(1)