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>
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

View File

@@ -1,51 +1,20 @@
### DISCLAIMER: This is a third party addition to dockcheck - best effort testing.
NOTIFY_PUSHBULLET_VERSION="v0.1"
NOTIFY_PUSHBULLET_VERSION="v0.2"
#
# Copy/rename this file to notify.sh to enable the notification snippet.
# Required receiving services must already be set up.
# Requires jq installed and in PATH.
# Modify to fit your setup - set Url and Token.
# Do not modify this file directly. Set PUSHBULLET_TOKEN and PUSHBULLET_URL in your dockcheck.config file.
FromHost=$(hostname)
if [[ -z "${PUSHBULLET_URL:-}" ]] || [[ -z "${PUSHBULLET_TOKEN:-}" ]]; then
printf "Pushbullet notification channel enabled, but required configuration variables are missing. Pushbullet notifications will not be sent.\n"
trigger_notification() {
# Modify to fit your setup:
PushUrl="https://api.pushbullet.com/v2/pushes"
PushToken="Your Pushbullet token here"
remove_channel pushbullet
fi
# Requires jq to process json data
jq -n --arg title "$MessageTitle" --arg body "$MessageBody" '{body: $body, title: $title, type: "note"}' | curl -sS -o /dev/null --show-error --fail -X POST -H "Access-Token: $PushToken" -H "Content-type: application/json" $PushUrl -d @-
}
trigger_pushbullet_notification() {
PushUrl="${PUSHBULLET_URL}" # e.g. PUSHBULLET_URL=https://api.pushbullet.com/v2/pushes
PushToken="${PUSHBULLET_TOKEN}" # e.g. PUSHBULLET_TOKEN=token-value
send_notification() {
[ -s "$ScriptWorkDir"/urls.list ] && releasenotes || Updates=("$@")
UpdToString=$( printf '%s\\n' "${Updates[@]}" )
# platform specific notification code would go here
printf "\nSending pushbullet notification\n"
MessageTitle="$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 pushbullet 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: $3"
RawNotifyUrl="https://raw.githubusercontent.com/mag37/dockcheck/main/notify_templates/notify_pushbullet.sh"
LatestNotifyRelease="$(curl -s -r 0-150 $RawNotifyUrl | sed -n "/NOTIFY_PUSHBULLET_VERSION/s/NOTIFY_PUSHBULLET_VERSION=//p" | tr -d '"')"
if [[ "$NOTIFY_PUSHBULLET_VERSION" != "$LatestNotifyRelease" ]] ; then
printf -v NotifyUpdate "\n\nnotify_pushbullet.sh update avialable:\n $NOTIFY_PUSHBULLET_VERSION -> $LatestNotifyRelease\n"
MessageBody="${MessageBody}${NotifyUpdate}"
fi
trigger_notification
}
# Requires jq to process json data
jq -n --arg title "$MessageTitle" --arg body "$MessageBody" '{body: $body, title: $title, type: "note"}' | curl -sS -o /dev/null --show-error --fail -X POST -H "Access-Token: $PushToken" -H "Content-type: application/json" $PushUrl -d @-
}