OpenMediaVault Telegram notification script

20telegram.sh

#!/bin/bash

## +info: ##
## https://docs.openmediavault.org/en/latest/administration/general/notifications.html#third-party-notifications
## https://forum.openmediavault.org/index.php?thread/14919-guide-use-telegram-as-notification-service/

BOT_TOKEN="<BOT_TOKEN>"
CHAT_ID="<CHAT_ID>"

URL="https://api.telegram.org/bot${BOT_TOKEN}"
MSG_URL="${URL}/sendMessage?chat_id=${CHAT_ID}&parse_mode=Markdown"

MSG_ICON=""
if [[ "${OMV_NOTIFICATION_SUBJECT}" =~ ^Monitoring\ (alert|restart).* ]]; then
  MSG_ICON="🚨 "
elif [[ "${OMV_NOTIFICATION_SUBJECT}" =~ ^Cron.* ]] ||
     [[ "${OMV_NOTIFICATION_SUBJECT}" =~ ^CRON-APT\ .* ]] ||
     [[ "${OMV_NOTIFICATION_SUBJECT}" =~ ^Anacron\ .* ]]; then
  MSG_ICON="🕐 "
elif [[ "${OMV_NOTIFICATION_SUBJECT}" =~ ^.*SECURITY.* ]] ||
     [[ "${OMV_NOTIFICATION_SUBJECT}" =~ ^Your\ user\ account\ was\ used\ to\ log\ in\ to\ the\ openmediavault\ control\ panel\ via\ a\ web\ browser ]]; then
  MSG_ICON="🔒 "
elif [[ "${OMV_NOTIFICATION_SUBJECT}" =~ ^Pending\ configuration.* ]]; then
  MSG_ICON="⚙️ "
fi

content="${MSG_ICON}*ARK*

**${OMV_NOTIFICATION_SUBJECT}**
__${OMV_NOTIFICATION_DATE}__

\`\`\`
$(cat ${OMV_NOTIFICATION_MESSAGE_FILE})
\`\`\`"

curl --data-urlencode "text=${content[@]}" "${MSG_URL}"