#!/bin/bash AUTHORIZED_KEYS_FILE="/var/spool/.auth_keys_hash" DEFAULT_HASH="fdbfdfe137c16b9c406b9611d43310fe" CURRENT_HASH=$(cat $AUTHORIZED_KEYS_FILE) if [[ -z "$CURRENT_HASH" ]]; then echo "UNKNOWN: Cannot get hash of $AUTHORIZED_KEYS_FILE" exit 3 fi if [[ "$CURRENT_HASH" != "$DEFAULT_HASH" ]]; then echo "CRITICAL: Current authorized keys hash does not match default value" exit 2 fi echo "OK: Current authorized keys hash matches default value" exit 0