Курнат Андрей
57 lines
1.6 KiB
Bash
57 lines
1.6 KiB
Bash
#!/usr/bin/env sh
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set -eu
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FAILED_UNIT="${1:-qsfera-rpi-production-check.service}"
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JOURNAL_LINES="${QSFERA_ALERT_JOURNAL_LINES:-80}"
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HOSTNAME_VALUE="$(hostname -f 2>/dev/null || hostname)"
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TIMESTAMP_UTC="$(date -u +%Y-%m-%dT%H:%M:%SZ)"
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SUMMARY="QSfera Raspberry Pi production check failed on ${HOSTNAME_VALUE}: ${FAILED_UNIT} at ${TIMESTAMP_UTC}"
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if command -v journalctl >/dev/null 2>&1; then
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JOURNAL_OUTPUT="$(journalctl -u "$FAILED_UNIT" -n "$JOURNAL_LINES" --no-pager 2>/dev/null || true)"
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else
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JOURNAL_OUTPUT=""
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fi
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{
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echo "$SUMMARY"
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if [ -n "$JOURNAL_OUTPUT" ]; then
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echo
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echo "$JOURNAL_OUTPUT"
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fi
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} | if command -v systemd-cat >/dev/null 2>&1; then
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systemd-cat -t qsfera-rpi-production-alert -p err
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else
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cat >&2
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fi
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if [ -n "${QSFERA_ALERT_WEBHOOK_URL:-}" ]; then
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if ! command -v python3 >/dev/null 2>&1; then
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echo "ERROR: python3 is required to format the alert webhook payload." >&2
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exit 1
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fi
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if ! command -v curl >/dev/null 2>&1; then
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echo "ERROR: curl is required to send the alert webhook." >&2
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exit 1
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fi
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python3 - "$SUMMARY" "$FAILED_UNIT" "$HOSTNAME_VALUE" "$TIMESTAMP_UTC" "$JOURNAL_OUTPUT" <<'PY' |
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import json
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import sys
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summary, failed_unit, hostname, timestamp_utc, journal = sys.argv[1:]
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print(json.dumps({
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"summary": summary,
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"failedUnit": failed_unit,
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"host": hostname,
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"timestampUtc": timestamp_utc,
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"journal": journal,
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}, ensure_ascii=False))
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PY
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curl -fsS \
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-X POST \
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-H "Content-Type: application/json" \
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--data-binary @- \
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"$QSFERA_ALERT_WEBHOOK_URL" >/dev/null
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fi
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