네이버클라우드 Cloud Functions으로 Slack 통보 함수 개발

__main__.py

0.00MB

 

 

 

 

#현재 위치 

~/idea/python

 

pip3 install --upgrade pip

pip3 install virtualenv

 

virtualenv -p python3 virtualenv

 

source virtualenv/bin/activate

 

pip3 install boto3

 

 

# 메인 파이선 소스를 코딩한다. 파일명은 반드시 __main__.py 로 해야 하며, def main(args): 가 정의되어야 함

vi __main__.py

import boto3
import json
import logging
import os

from base64 import b64decode
from urllib.request import Request, urlopen
from urllib.error import URLError, HTTPError


def main(args):

    # The base-64 encoded, encrypted key (CiphertextBlob) stored in the kmsEncryptedHookUrl environment variable
    HOOK_URL = "https://hooks.slack.com/services/TF...M3/BF...5/DB....P1"
    # The Slack channel to send a message to stored in the slackChannel environment variable
    SLACK_CHANNEL = "ignorable_notification"


    logger = logging.getLogger()
    logger.setLevel(logging.INFO)

    alarm_name = args.get("ruleId", "Infra Notice")
    level = args.get("level", "Info")
    instanceName = args.get("instanceName", "instanceName")
    condition = args.get("condition", "condition")
    value = args.get("value", "value")

    slack_message = {
        'channel': SLACK_CHANNEL,
        'text': "alarm_name  : %s, level : %s InstanceName : %s, condition : %s, value : %s " % (alarm_name, level, instanceName, condition, value)
    }

    req = Request(HOOK_URL, json.dumps(slack_message).encode('utf-8'))
    try:
        response = urlopen(req)
        response.read()
        logger.info("Message posted to %s", slack_message['channel'])
    except HTTPError as e:
        logger.error("Request failed: %d %s", e.code, e.reason)
    except URLError as e:
        logger.error("Server connection failed: %s", e.reason)


    return {"payload": "success"}

 

#virtualenv와  _main_.py를 함께 압축한다.

zip -r slack_py.zip virtualenv __main__.py

 

 

 

Cloud Function에 액션 등록

#디폴트 파라미터 :  

{"ruleName":"123","alarmStartTime":1599186752071,"condition":"cpu_usrt_rto > 90","value":"99","ruleId":1234,"level":"INFO","instanceName":"Justin-test"}

 

언어 : Python:3

 

타입 : 파일

 

업로드 : slack_py.zip

 

 

 

Cloud Insight의 파라미터 참고

docs.ncloud.com/ko/compute/compute-15-3-3.html