Check for ssh onion service

src/freedombone-utils-onion

@@ -253,6 +253,10 @@ function configure_ssh_onion {
     fi
 
     SSH_ONION_HOSTNAME=$(add_onion_service ssh ${SSH_PORT} ${SSH_PORT})
+    if [[ "$SSH_ONION_HOSTNAME" != *'.onion' ]]; then
+        echo $'ssh onion site not generated'
+        exit 624128
+    fi
 
     set_completion_param "ssh onion domain" "${SSH_ONION_HOSTNAME}"
     add_email_hostname "${SSH_ONION_HOSTNAME}"