Backup hardening, UPS monitoring, Nextcloud cron, image bumps #10
@@ -42,6 +42,15 @@ $(journalctl -u "$UNIT" -n 40 --no-pager -o cat 2>/dev/null)"
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echo "$body" | logger -t "$TAG" -p "$prio"
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echo "$body" | logger -t "$TAG" -p "$prio"
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# Only genuine failures are worth an email. A spurious invocation carries no
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# action for a human, and mailing it trains the reader to ignore the subject
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# line -- which defeats the point of having the alert at all. The journald
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# record above is kept either way, so spurious triggers stay greppable.
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if [ "$state" != "failed" ]; then
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logger -t "$TAG" -p daemon.info -- "alert_mail=skipped reason=$state"
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exit 0
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fi
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# Mail is best-effort: if the MTA is not configured the journald record above
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# Mail is best-effort: if the MTA is not configured the journald record above
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# is still the authoritative signal, so never fail the handler on this.
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# is still the authoritative signal, so never fail the handler on this.
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if command -v sendmail >/dev/null 2>&1; then
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if command -v sendmail >/dev/null 2>&1; then
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