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gentoo-overlay/net-dialup/xl2tpd/files/xl2tpd-dnsretry.patch

43 lines
1.5 KiB

https://bugs.gentoo.org/show_bug.cgi?id=307489
http://homenet.beeline.ru/index.php?showtopic=192551&st=0&p=1063626345&#entry1063626345
--- xl2tpd.c 2010-05-10 22:35:43.000000000 +0200
+++ xl2tpd.c 2010-08-15 22:02:14.000000000 +0200
@@ -587,9 +587,33 @@
hp = gethostbyname (host);
if (!hp)
{
- l2tp_log (LOG_WARNING, "Host name lookup failed for %s.\n",
- host);
- return NULL;
+ if ( lac->redial )
+ {
+ int imax=lac->rmax;
+ if ( lac->rmax == 0 )
+ imax = 1;
+ while ( imax > 0 )
+ {
+ hp = gethostbyname ( host );
+ if ( hp )
+ break;
+ l2tp_log ( LOG_WARNING, "Y: Host name lookup failed for %s. Trying to look again in %d seconds.\n", host, lac->rtimeout );
+ if ( lac->rtimeout > 0 )
+ sleep ( lac->rtimeout );
+ if ( lac->rmax > 0 )
+ imax--;
+ }
+ if ( ( imax == 0 ) && ( lac->rmax > 0 ) )
+ {
+ l2tp_log ( LOG_WARNING, "Y: Host name lookup failed for %s after %d tries. Lookup stops now.\n", host, lac->rmax );
+ return NULL;
+ }
+ }
+ else
+ {
+ l2tp_log (LOG_WARNING, "Host name lookup failed for %s.\n", host);
+ return NULL;
+ }
}
bcopy (hp->h_addr, &addr, hp->h_length);
/* Force creation of a new tunnel