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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>
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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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35
notify_templates/notify_matrix.sh
View file

@ -1,25 +1,38 @@
### DISCLAIMER: This is a third party addition to dockcheck - best effort testing.
NOTIFY_MATRIX_VERSION="v0.3"
NOTIFY_MATRIX_VERSION="v0.4"
#
# 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 MATRIX_ACCESS_TOKEN, MATRIX_ROOM_ID, and MATRIX_SERVER_URL in your dockcheck.config file.
if [[ -z "${MATRIX_ACCESS_TOKEN:-}" ]] || [[ -z "${MATRIX_ROOM_ID}:-" ]] || [[ -z "${MATRIX_SERVER_URL}:-" ]]; then
printf "Matrix notification channel enabled, but required configuration variables are missing. Matrix notifications will not be sent.\n"
remove_channel matrix
fi
trigger_matrix_notification() {
AccessToken="${MATRIX_ACCESS_TOKEN}" # e.g. MATRIX_ACCESS_TOKEN=token-value
Room_id="${MATRIX_ROOM_ID}" # e.g. MATRIX_ROOM_ID=myroom
MatrixServer="${MATRIX_SERVER_URL}" # e.g. MATRIX_SERVER_URL=http://matrix.yourdomain.tld
if [[ -n "$1" ]]; then
matrix_channel="$1"
else
matrix_channel="matrix"
fi
UpperChannel="${matrix_channel^^}"
AccessTokenVar="${UpperChannel}_ACCESS_TOKEN"
RoomIdVar="${UpperChannel}_ROOM_ID"
MatrixServerVar="${UpperChannel}_SERVER_URL"
if [[ -z "${!AccessTokenVar:-}" ]] || [[ -z "${!RoomIdVar:-}" ]] || [[ -z "${!MatrixServerVar:-}" ]]; then
printf "The ${matrix_channel} notification channel is enabled, but required configuration variables are missing. Matrix notifications will not be sent.\n"
remove_channel matrix
return 0
fi
AccessToken="${!AccessTokenVar}" # e.g. MATRIX_ACCESS_TOKEN=token-value
RoomId="${!RoomIdVar}" # e.g. MATRIX_ROOM_ID=myroom
MatrixServer="${!MatrixServerVar}" # e.g. MATRIX_SERVER_URL=http://matrix.yourdomain.tld
MsgBody="{\"msgtype\":\"m.text\",\"body\":\"$MessageBody\"}"
# URL Example: https://matrix.org/_matrix/client/r0/rooms/!xxxxxx:example.com/send/m.room.message?access_token=xxxxxxxx
curl -S -o /dev/null ${CurlArgs} -X POST "$MatrixServer/_matrix/client/r0/rooms/$Room_id/send/m.room.message?access_token=$AccessToken" -H 'Content-Type: application/json' -d "$MsgBody"
curl -S -o /dev/null ${CurlArgs} -X POST "$MatrixServer/_matrix/client/r0/rooms/$RoomId/send/m.room.message?access_token=$AccessToken" -H 'Content-Type: application/json' -d "$MsgBody"
if [[ $? -gt 0 ]]; then
NotifyError=true