check_mk_matrix_notifications/matrix.py
Stanislav N. aka pztrn b2d19bc5b8
Initial commit.
2019-01-08 22:24:08 +05:00

73 lines
2.4 KiB
Python

#!/usr/bin/env python3
import json
import os
import random
import string
import sys
import urllib.request
MATRIXHOST = os.environ["NOTIFY_PARAMETER_1"]
MATRIXTOKEN = os.environ["NOTIFY_PARAMETER_2"]
MATRIXROOM = os.environ["NOTIFY_PARAMETER_3"]
data = {
"TS": os.environ["NOTIFY_SHORTDATETIME"],
# Host related info.
"HOST": os.environ["NOTIFY_HOSTNAME"],
"HOSTADDR": os.environ["NOTIFY_HOSTADDRESS"],
"HOSTSTATE": os.environ["NOTIFY_HOSTSTATE"],
"HOSTSTATEPREVIOUS": os.environ["NOTIFY_LASTHOSTSTATE"],
"HOSTSTATECOUNT": os.environ["NOTIFY_HOSTNOTIFICATIONNUMBER"],
"HOSTOUTPUT": os.environ["NOTIFY_HOSTOUTPUT"],
# Service related info.
"SERVICE": os.environ["NOTIFY_SERVICEDESC"],
"SERVICESTATE": os.environ["NOTIFY_SERVICESTATE"],
"SERVICESTATEPREVIOUS": os.environ["NOTIFY_LASTSERVICESTATE"],
"SERVICESTATECOUNT": os.environ["NOTIFY_SERVICENOTIFICATIONNUMBER"],
"SERVICEOUTPUT": os.environ["NOTIFY_SERVICEOUTPUT"]
}
servicemessage = '''Service <b>{SERVICE}</b> at <b>{HOST}</b> ({HOSTADDR}) | TS: {TS} | STATE: <b>{SERVICESTATE}</b>
<br>{SERVICEOUTPUT}<br>'''
hostmessage = '''Host <b>{HOST}</b> ({HOSTADDR}) | TS: {TS} | STATE: <b>{HOSTSTATE}</b>
<br>{HOSTOUTPUT}<br>'''
message = ""
print(data)
# Checking host status first.
if (data["HOSTSTATE"] != data["HOSTSTATEPREVIOUS"] or data["HOSTSTATECOUNT"] != "0"):
message = hostmessage.format(**data)
# Check service state.
if (data["SERVICESTATE"] != data["SERVICESTATEPREVIOUS"] or data["SERVICESTATECOUNT"] != "0") and (data["SERVICE"] != "$SERVICEDESC$"):
message = servicemessage.format(**data)
# Data we will send to Matrix Homeserver.
matrixDataDict = {
"msgtype": "m.text",
"body": message,
"format": "org.matrix.custom.html",
"formatted_body": message,
}
matrixData = json.dumps(matrixDataDict)
matrixData = matrixData.encode("utf-8")
# Random transaction ID for Matrix Homeserver.
txnId = ''.join(random.SystemRandom().choice(
string.ascii_uppercase + string.digits) for _ in range(16))
# Authorization headers and etc.
matrixHeaders = {"Authorization": "Bearer " + MATRIXTOKEN,
"Content-Type": "application/json", "Content-Length": len(matrixData)}
# Request.
req = urllib.request.Request(url=MATRIXHOST + "/_matrix/client/r0/rooms/" + MATRIXROOM +
"/send/m.room.message/" + txnId, data=matrixData, headers=matrixHeaders, method="PUT")
# Exec.
urllib.request.urlopen(req)