sshrc file for ssh notification to slack

sshrc

#!/bin/bash

# [description]
# This script will be executed when someone login with ssh daemon

# [how to use]
# 1. put this file as a /etc/ssh/sshrc
# 2. change file permission with "chmod 755 /etc/ssh/sshrc"

# Send Slack's alerts room
PATH=/usr/bin:/bin:/sbin:/usr/sbin
TIME=`date`
IP=`who | cut -d'(' -f2 | cut -d')' -f1 | sort | uniq -c | sort -rn`
MESSAGE="Someone has logined: ${TIME}\n${IP}"
WEBHOOK_URL='https://hooks.slack.com/services/XXXX/XXX/XXX'

curl -X POST --data-urlencode 'payload={"channel": "#alerts", "username": "alerts", "text": "'"${MESSAGE}"'", "icon_emoji": ":dog:"}' ${WEBHOOK_URL}