# vim /usr/local/etc/zabbix32/zabbix/alertscripts/zabbix_notify.sh

#!/bin/bash

TOKEN='токен'

which curl &>/tmp/telegram.log

if [ $? -ne 0 ] ; then echo 'FAIL: curl not found.' && exit 1 ; fi
if [ $# -ne 3 ] ; then echo 'FAIL: Params not defined.' && echo 'Usage: zabbix-to-telegram-notify.sh TelegramID Subject Message' && exit 1 ; fi

CHAT_ID="$1"
SUBJECT="$2"
MESSAGE="$3"

curl -s --header 'Content-Type: application/json' --request 'POST' --data "{\"chat_id\":\"${CHAT_ID}\",\"text\":\"${SUBJECT}\n${MESSAGE}\"}" "https://api.telegram.org/bot${TOKEN}/sendMessage" | grep -q '"ok":false,'

if [ $? -eq 0 ] ; then exit 1 ; fi