On Fri, Oct 30, 2015 at 10:04:34AM +0100, Arturo Borrero Gonzalez wrote:
> diff --git a/src/systemd.c b/src/systemd.c
> new file mode 100644
> index 0000000..82f1dd5
> --- /dev/null
> +++ b/src/systemd.c
> @@ -0,0 +1,61 @@
> +/*
> + * (C) 2015 by Arturo Borrero Gonzalez <arturo.borrero.glez@xxxxxxxxx>
> + *
> + * This program is free software; you can redistribute it and/or modify
> + * it under the terms of the GNU General Public License as published by
> + * the Free Software Foundation; either version 2 of the License, or
> + * (at your option) any later version.
> + *
> + * This program is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
> + * GNU General Public License for more details.
> + *
> + * You should have received a copy of the GNU General Public License
> + * along with this program; if not, write to the Free Software
> + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
> + */
> +
> +#include "systemd.h"
> +#include "conntrackd.h"
> +#include "alarm.h"
> +#include <systemd/sd-daemon.h>
> +#include <sys/types.h>
> +#include <unistd.h>
> +
> +static struct alarm_block sd_watchdog;
> +static uint64_t sd_watchdog_interval;
>
> +static void sd_ct_watchdog_alarm(struct alarm_block *a, void *data)
> +{
> + sd_notify(0, "WATCHDOG=1");
> + add_alarm(&sd_watchdog, 0, sd_watchdog_interval);
> +}
> +
> +void sd_ct_watchdog_init(void)
> +{
> + /* ignoring systemd API erros: only care if admin expects watchdog */
Not sure what you mean with this comment.
> + if (sd_watchdog_enabled(0, &sd_watchdog_interval) < 1)
So sd_watchdog_enabled is setting sd_watchdog_interval?
What is the value that sd_watchdog_interval is being set?
> + return;
> +
> + /* from man page, recommended interval is half of set by admin */
> + sd_watchdog_interval = sd_watchdog_interval / 2;
> +
> + init_alarm(&sd_watchdog, &sd_watchdog_interval, sd_ct_watchdog_alarm);
> + add_alarm(&sd_watchdog, 0, sd_watchdog_interval);
> +}
Let me know, thanks.
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