Add file notification channel (#222)

* Add file notification channel

* Bypass file channel notifications for dockcheck.sh script

* Implement notification channel template reuse and advanced configuration variables.

* Fix text insertion formatting for dockcheck script and container updates.

* Fix dockcheck.sh notification csv and text output.

* Fix ntfy variable references and replace tr for uppercase conversion.

* Fix ALLOWEMPTY logic, undefined snippet case, and README formatting.

* Refactor notification send/skip logic. Adjust missing variable return codes.

* Adjust notifications README section for clarity and readability.

---------

Co-authored-by: Matthew Oleksowicz <matt@everyoneneeds.it>
This commit is contained in:
vorezal 2025-09-15 05:25:23 -04:00 committed by GitHub
parent 37f33d7a06
commit 31a45f1d84
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18 changed files with 620 additions and 267 deletions

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@ -1,5 +1,5 @@
### DISCLAIMER: This is a third party addition to dockcheck - best effort testing.
NOTIFY_PUSHOVER_VERSION="v0.3"
NOTIFY_PUSHOVER_VERSION="v0.4"
#
# Required receiving services must already be set up.
# Requires jq installed and in PATH.
@ -7,16 +7,29 @@ NOTIFY_PUSHOVER_VERSION="v0.3"
# If you instead wish make your own modifications, make a copy in the same directory as the main dockcheck.sh script.
# Do not modify this file directly within the "notify_templates" subdirectory. Set PUSHOVER_USER_KEY, PUSHOVER_TOKEN, and PUSHOVER_URL in your dockcheck.config file.
if [[ -z "${PUSHOVER_URL:-}" ]] || [[ -z "${PUSHOVER_USER_KEY:-}" ]] || [[ -z "${PUSHOVER_TOKEN:-}" ]]; then
printf "Pushover notification channel enabled, but required configuration variables are missing. Pushover notifications will not be sent.\n"
remove_channel pushover
fi
trigger_pushover_notification() {
PushoverUrl="${PUSHOVER_URL}" # e.g. PUSHOVER_URL=https://api.pushover.net/1/messages.json
PushoverUserKey="${PUSHOVER_USER_KEY}" # e.g. PUSHOVER_USER_KEY=userkey
PushoverToken="${PUSHOVER_TOKEN}" # e.g. PUSHOVER_TOKEN=token-value
if [[ -n "$1" ]]; then
pushover_channel="$1"
else
pushover_channel="pushover"
fi
UpperChannel="${pushover_channel^^}"
PushoverUrlVar="${UpperChannel}_URL"
PushoverUserKeyVar="${UpperChannel}_USER_KEY"
PushoverTokenVar="${UpperChannel}_TOKEN"
if [[ -z "${!PushoverUrlVar:-}" ]] || [[ -z "${!PushoverUserKeyVar:-}" ]] || [[ -z "${!PushoverTokenVar:-}" ]]; then
printf "The ${pushover_channel} notification channel is enabled, but required configuration variables are missing. Pushover notifications will not be sent.\n"
remove_channel pushover
return 0
fi
PushoverUrl="${!PushoverUrlVar}" # e.g. PUSHOVER_URL=https://api.pushover.net/1/messages.json
PushoverUserKey="${!PushoverUserKeyVar}" # e.g. PUSHOVER_USER_KEY=userkey
PushoverToken="${!PushoverTokenVar}" # e.g. PUSHOVER_TOKEN=token-value
# Sending the notification via Pushover
curl -S -o /dev/null ${CurlArgs} -X POST \