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Add file notification channel (#222)

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* 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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30
notify_templates/notify_gotify.sh
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@ -1,20 +1,32 @@
### DISCLAIMER: This is a third party addition to dockcheck - best effort testing.
NOTIFY_GOTIFY_VERSION="v0.4"
NOTIFY_GOTIFY_VERSION="v0.5"
#
# Required receiving services must already be set up.
# Leave (or place) this file in the "notify_templates" subdirectory within the same directory as the main dockcheck.sh script.
# 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 GOTIFY_TOKEN and GOTIFY_DOMAIN in your dockcheck.config file.
if [[ -z "${GOTIFY_TOKEN:-}" ]] || [[ -z "${GOTIFY_DOMAIN:-}" ]]; then
printf "Gotify notification channel enabled, but required configuration variables are missing. Gotify notifications will not be sent.\n"
remove_channel gotify
fi
trigger_gotify_notification() {
GotifyToken="${GOTIFY_TOKEN}" # e.g. GOTIFY_TOKEN=token-value
GotifyUrl="${GOTIFY_DOMAIN}/message?token=${GotifyToken}" # e.g. GOTIFY_URL=https://gotify.domain.tld
if [[ -n "$1" ]]; then
gotify_channel="$1"
else
gotify_channel="gotify"
fi
UpperChannel="${gotify_channel^^}"
GotifyTokenVar="${UpperChannel}_TOKEN"
GotifyUrlVar="${UpperChannel}_DOMAIN"
if [[ -z "${!GotifyTokenVar:-}" ]] || [[ -z "${!GotifyUrlVar:-}" ]]; then
printf "The ${gotify_channel} notification channel is enabled, but required configuration variables are missing. Gotify notifications will not be sent.\n"
remove_channel gotify
return 0
fi
GotifyToken="${!GotifyTokenVar}" # e.g. GOTIFY_TOKEN=token-value
GotifyUrl="${!GotifyUrlVar}/message?token=${GotifyToken}" # e.g. GOTIFY_URL=https://gotify.domain.tld
if [[ "$PrintMarkdownURL" == true ]]; then
ContentType="text/markdown"