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Add --dhcp-ttl option.

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Simon Kelley committed 2016-02-24 21:24:45 +00:00
1 parent df3d54f776
commit 832e47beab
4 files changed
+17 -5
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src/option.c
+11 -2
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@@ -157,6 +157,7 @@ struct myoption {
#define LOPT_MAXPORT 345
#define LOPT_CPE_ID 346
#define LOPT_SCRIPT_ARP 347
#define LOPT_DHCPTTL 348
#ifdef HAVE_GETOPT_LONG
static const struct option opts[] =
@@ -319,6 +320,7 @@ static const struct myoption opts[] =
{ "quiet-ra", 0, 0, LOPT_QUIET_RA },
{ "dns-loop-detect", 0, 0, LOPT_LOOP_DETECT },
{ "script-arp", 0, 0, LOPT_SCRIPT_ARP },
{ "dhcp-ttl", 1, 0 , LOPT_DHCPTTL },
{ NULL, 0, 0, 0 }
};
@@ -485,9 +487,10 @@ static struct {
{ LOPT_QUIET_DHCP, OPT_QUIET_DHCP, NULL, gettext_noop("Do not log routine DHCP."), NULL },
{ LOPT_QUIET_DHCP6, OPT_QUIET_DHCP6, NULL, gettext_noop("Do not log routine DHCPv6."), NULL },
{ LOPT_QUIET_RA, OPT_QUIET_RA, NULL, gettext_noop("Do not log RA."), NULL },
{ LOPT_LOCAL_SERVICE, OPT_LOCAL_SERVICE, NULL, gettext_noop("Accept queries only from directly-connected networks"), NULL },
{ LOPT_LOOP_DETECT, OPT_LOOP_DETECT, NULL, gettext_noop("Detect and remove DNS forwarding loops"), NULL },
{ LOPT_LOCAL_SERVICE, OPT_LOCAL_SERVICE, NULL, gettext_noop("Accept queries only from directly-connected networks."), NULL },
{ LOPT_LOOP_DETECT, OPT_LOOP_DETECT, NULL, gettext_noop("Detect and remove DNS forwarding loops."), NULL },
{ LOPT_IGNORE_ADDR, ARG_DUP, "<ipaddr>", gettext_noop("Ignore DNS responses containing ipaddr."), NULL },
{ LOPT_DHCPTTL, ARG_ONE, "<ttl>", gettext_noop("Set TTL in DNS responses with DHCP-derived addresses."), NULL },
{ 0, 0, NULL, NULL, NULL }
};
@@ -2580,6 +2583,7 @@ static int one_opt(int option, char *arg, char *errstr, char *gen_err, int comma
case LOPT_MINCTTL: /* --min-cache-ttl */
case LOPT_MAXCTTL: /* --max-cache-ttl */
case LOPT_AUTHTTL: /* --auth-ttl */
case LOPT_DHCPTTL: /* --dhcp-ttl */
{
int ttl;
if (!atoi_check(arg, &ttl))
@@ -2598,6 +2602,11 @@ static int one_opt(int option, char *arg, char *errstr, char *gen_err, int comma
daemon->max_cache_ttl = (unsigned long)ttl;
else if (option == LOPT_AUTHTTL)
daemon->auth_ttl = (unsigned long)ttl;
else if (option == LOPT_DHCPTTL)
{
daemon->dhcp_ttl = (unsigned long)ttl;
daemon->use_dhcp_ttl = 1;
}
else
daemon->local_ttl = (unsigned long)ttl;
break;