dockcheck/notify_templates/notify_telegram.sh
vorezal c63e2441fa
Refactor notifications and add helper functions (#182)
* Refactor notifications and add helper functions

* Add helper functions to simplify sourcing files and executing functions if they exist

* Create notify_v2.sh wrapper script

* Simplify and consolidate notification logic within notify_v2.sh

* Support notification management via environment variables

* Move secrets to dockcheck.config

* Fix NOTIFY_CHANNELS default value when not set

* Feedback changes

* Remove leading spaces from MessageBody

* Check for valid notify v2 variables

* Warn on missing configuration and bypass notifications

* Update readme

* Additional feedback fixes

* More comments in default.config with different # depth for comments and settings

* Rename NOTIFY_TOPIC_NAME variable to NTFY_TOPIC_NAME for consistency

* Add TELEGRAM_TOPIC_ID

* Fix AppriseURL variable

* Add an ending newline to all MessageBody statements for consistency

* Remove troubleshooting echo statement

* Prevent attempting to trigger notifications for notification templates if versions are the same

---------

Co-authored-by: Matthew Oleksowicz <matt@everyoneneeds.it>
2025-05-25 18:26:13 +02:00

27 lines
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### DISCLAIMER: This is a third party addition to dockcheck - best effort testing.
NOTIFY_TELEGRAM_VERSION="v0.2"
#
# Required receiving services must already be set up.
# Do not modify this file directly. Set TELEGRAM_CHAT_ID and TELEGRAM_TOKEN in your dockcheck.config file.
if [[ -z "${TELEGRAM_CHAT_ID:-}" ]] || [[ -z "${TELEGRAM_TOKEN:-}" ]]; then
printf "Telegram notification channel enabled, but required configuration variables are missing. Telegram notifications will not be sent.\n"
remove_channel telegram
fi
trigger_telegram_notification() {
if [[ "$PrintMarkdownURL" == true ]]; then
ParseMode="Markdown"
else
ParseMode="HTML"
fi
TelegramToken="${TELEGRAM_TOKEN}" # e.g. TELEGRAM_TOKEN=token-value
TelegramChatId="${TELEGRAM_CHAT_ID}" # e.g. TELEGRAM_CHAT_ID=mychatid
TelegramUrl="https://api.telegram.org/bot$TelegramToken"
TelegramTopicID=${TELEGRAM_TOPIC_ID:="0"}
TelegramData="{\"chat_id\":\"$TelegramChatId\",\"text\":\"$MessageBody\",\"message_thread_id\":\"$TelegramTopicID\",\"disable_notification\": false}"
curl -sS -o /dev/null --fail -X POST "$TelegramUrl/sendMessage" -H 'Content-Type: application/json' -d "$TelegramData"
}