udhcpd: write leases on exit?
Denys Vlasenko
vda.linux at googlemail.com
Tue Jul 24 15:22:23 UTC 2012
On Thu, Jul 19, 2012 at 7:05 AM, Michael Tokarev <mjt at tls.msk.ru> wrote:
> Why udhcpd does not write leases file upon
> receipt of termination signal? Here's the
> code in question (networking/udhcp/udhcpd.c):
>
> switch (udhcp_sp_read(&rfds)) {
> case SIGUSR1:
> bb_info_msg("Received SIGUSR1");
> write_leases();
> /* why not just reset the timeout, eh */
> timeout_end = monotonic_sec() + server_config.auto_time;
> continue;
> case SIGTERM:
> bb_info_msg("Received SIGTERM");
> goto ret0;
> case 0: /* no signal: read a packet */
> break;
> default: /* signal or error (probably EINTR): back to select */
> continue;
> }
>
> I think there should be a call to write_leases()
> right after "Received SIGTERM" message, just like
> it is done in SIGUSR1 case?
Indeed. I added it.
--
vda
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