dockcheck/notify_apprise.sh

### DISCLAIMER: This is a third party addition to dockcheck - best effort testing.
#
# Copy/rename this file to notify.sh to enable the notification snippet.
# Required receiving services must already be set up.
# Modify to fit your setup - if API, set AppriseURL to your Apprise ip/domain.

send_notification() {
Updates=("$@")
UpdToString=$( printf "%s\n" "${Updates[@]}" )
FromHost=$(hostname)

printf "\nSending Apprise notification\n"

MessageTitle="$FromHost - updates available."
# Setting the MessageBody variable here.
read -d '\n' MessageBody << __EOF
Containers on $FromHost with updates available:

$UpdToString

__EOF

# Modify to fit your setup:
apprise -vv -t "$MessageTitle" -b "$MessageBody" \
   mailto://myemail:mypass@gmail.com \
   mastodons://{token}@{host} \
   pbul://o.gn5kj6nfhv736I7jC3cj3QLRiyhgl98b \
   tgram://{bot_token}/{chat_id}/

### If you use the Apprise-API - Comment out the apprise command above.
### Uncomment the AppriseURL and the curl-line below:
# AppriseURL="http://apprise.mydomain.tld:1234/notify/apprise"
# curl -X POST -F "title=$MessageTitle" -F "body=$MessageBody" -F "tags=all" $AppriseURL

}