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#!/usr/bin/env bash
set -Euo pipefail
log() {
printf '%s\n' "$*" | systemd-cat -t hermes-stack-maintenance 2>/dev/null || true
}
[[ -n "${*:-}" ]] || exit 2
CONFIG_FILE="${XDG_CONFIG_HOME:-$HOME/.config}/hermes-stack-maintenance/config.env"
if [[ ! -r "$CONFIG_FILE" ]]; then
log "$*"
log "Benachrichtigung übersprungen: Maintenance-Konfiguration nicht lesbar."
exit 0
fi
# shellcheck disable=SC1090
source "$CONFIG_FILE" || { log "$*"; exit 0; }
notify_user() {
local text="$1"
local telegram_notify="${TELEGRAM_NOTIFY:-0}"
local signal_notify="${SIGNAL_NOTIFY:-0}"
local signal_payload
log "$text"
if [[ -r "${HERMES_ENV:-}" ]] &&
[[ "$telegram_notify" == "1" || "$signal_notify" == "1" ]]; then
set +u
set -a
# shellcheck disable=SC1090
source "$HERMES_ENV"
set +a
set -u
fi
if [[ "$telegram_notify" == "1" &&
-n "${TELEGRAM_BOT_TOKEN:-}" &&
-n "${TELEGRAM_HOME_CHANNEL:-}" ]]; then
curl --fail --silent --show-error --max-time 15 \
--request POST \
"https://api.telegram.org/bot${TELEGRAM_BOT_TOKEN}/sendMessage" \
--data-urlencode "chat_id=${TELEGRAM_HOME_CHANNEL}" \
--data-urlencode "text=${text}" \
>/dev/null || true
fi
if [[ "$signal_notify" == "1" &&
-n "${SIGNAL_HTTP_URL:-}" &&
-n "${SIGNAL_ACCOUNT:-}" &&
-n "${SIGNAL_HOME_CHANNEL:-}" ]]; then
if [[ "$SIGNAL_HOME_CHANNEL" == group:* ]]; then
if ! signal_payload="$(
jq -nc \
--arg account "$SIGNAL_ACCOUNT" \
--arg message "$text" \
--arg group_id "${SIGNAL_HOME_CHANNEL#group:}" \
'{jsonrpc:"2.0",method:"send",params:{account:$account,message:$message,groupId:$group_id},id:"hermes-maintenance"}'
)"; then
log "Signal-Benachrichtigung konnte nicht vorbereitet werden."
return 0
fi
else
if ! signal_payload="$(
jq -nc \
--arg account "$SIGNAL_ACCOUNT" \
--arg message "$text" \
--arg recipient "$SIGNAL_HOME_CHANNEL" \
'{jsonrpc:"2.0",method:"send",params:{account:$account,message:$message,recipient:[$recipient]},id:"hermes-maintenance"}'
)"; then
log "Signal-Benachrichtigung konnte nicht vorbereitet werden."
return 0
fi
fi
if ! curl --fail --silent --show-error --max-time 30 \
--header 'Content-Type: application/json' \
--data-binary "$signal_payload" \
"${SIGNAL_HTTP_URL%/}/api/v1/rpc" |
jq -e '((.error // null) == null) and (.result != null)' \
>/dev/null; then
log "Signal-Benachrichtigung konnte nicht zugestellt werden."
fi
fi
}
notify_user "$*" || true
exit 0