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Refactor notifications and add helper functions (#182)

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* 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>
This commit is contained in:
vorezal
2025-05-25 12:26:13 -04:00
committed by GitHub
parent e4b93d113c
commit c63e2441fa
16 changed files with 366 additions and 564 deletions
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67
notify_templates/notify_apprise.sh
View File

@@ -1,55 +1,30 @@
### DISCLAIMER: This is a third party addition to dockcheck - best effort testing.
NOTIFY_APPRISE_VERSION="v0.1"
NOTIFY_APPRISE_VERSION="v0.2"
#
# 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.
# Do not modify this file directly. Set APPRISE_PAYLOAD in your dockcheck.config file.
# If API, set APPRISE_URL instead.
FromHost=$(hostname)
if [[ -z "${APPRISE_PAYLOAD:-}" ]] && [[ -z "${APPRISE_URL:-}" ]]; then
printf "Apprise notification channel enabled, but required configuration variables are missing. Apprise notifications will not be sent.\n"
trigger_notification() {
remove_channel apprise
fi
### Modify to fit your setup:
apprise -vv -t "$MessageTitle" -b "$MessageBody" \
mailto://myemail:mypass@gmail.com \
mastodons://{token}@{host} \
pbul://o.gn5kj6nfhv736I7jC3cj3QLRiyhgl98b \
tgram://{bot_token}/{chat_id}/
trigger_apprise_notification() {
### If you use the Apprise-API - Comment out the apprise command above.
### Uncomment the AppriseURL and the curl-line below:
# AppriseURL="http://apprise.mydomain.tld:1234/notify/apprise"
# curl -X POST -F "title=$MessageTitle" -F "body=$MessageBody" -F "tags=all" $AppriseURL
}
if [[ -n "${APPRISE_PAYLOAD:-}" ]]; then
apprise -vv -t "$MessageTitle" -b "$MessageBody" \
${APPRISE_PAYLOAD}
fi
send_notification() {
[ -s "$ScriptWorkDir"/urls.list ] && releasenotes || Updates=("$@")
UpdToString=$( printf '%s\\n' "${Updates[@]}" )
# e.g. APPRISE_PAYLOAD='mailto://myemail:mypass@gmail.com
# mastodons://{token}@{host}
# pbul://o.gn5kj6nfhv736I7jC3cj3QLRiyhgl98b
# tgram://{bot_token}/{chat_id}/'
printf "\nSending Apprise notification\n"
MessageTitle="$FromHost - updates available."
# Setting the MessageBody variable here.
printf -v MessageBody "🐋 Containers on $FromHost with updates available:\n$UpdToString"
trigger_notification
}
### Rename (eg. disabled_dockcheck_notification), remove or comment out the following function
### to not send notifications when dockcheck itself has updates.
dockcheck_notification() {
printf "\nSending Apprise dockcheck notification\n"
MessageTitle="$FromHost - New version of dockcheck available."
# Setting the MessageBody variable here.
printf -v MessageBody "Installed version: $1 \nLatest version: $2 \n\nChangenotes: $3"
RawNotifyUrl="https://raw.githubusercontent.com/mag37/dockcheck/main/notify_templates/notify_apprise.sh"
LatestNotifyRelease="$(curl -s -r 0-150 $RawNotifyUrl | sed -n "/NOTIFY_APPRISE_VERSION/s/NOTIFY_APPRISE_VERSION=//p" | tr -d '"')"
if [[ "$NOTIFY_APPRISE_VERSION" != "$LatestNotifyRelease" ]] ; then
printf -v NotifyUpdate "\n\nnotify_apprise.sh update avialable:\n $NOTIFY_APPRISE_VERSION -> $LatestNotifyRelease\n"
MessageBody="${MessageBody}${NotifyUpdate}"
fi
trigger_notification
}
if [[ -n "${APPRISE_URL:-}" ]]; then
AppriseURL="${APPRISE_URL}"
curl -X POST -F "title=$MessageTitle" -F "body=$MessageBody" -F "tags=all" $AppriseURL # e.g. APPRISE_URL=http://apprise.mydomain.tld:1234/notify/apprise
fi
}