Add mtu facility to --ra-param.

This commit is contained in:
David Flamand authored and Simon Kelley committed 2017-04-11 11:49:54 +01:00
1 parent 503c609149
commit 005c46d6f5
6 files changed
+44 -20

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+13 -1
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@@ -488,7 +488,7 @@ static struct {
#ifdef OPTION6_PREFIX_CLASS
{ LOPT_PREF_CLSS, ARG_DUP, "set:tag,<class>", gettext_noop("Specify DHCPv6 prefix class"), NULL },
#endif
{ LOPT_RA_PARAM, ARG_DUP, "<iface>,[<prio>,]<intval>[,<lifetime>]", gettext_noop("Set priority, resend-interval and router-lifetime"), NULL },
{ LOPT_RA_PARAM, ARG_DUP, "<iface>,[mtu:<value>|off,][<prio>,]<intval>[,<lifetime>]", gettext_noop("Set MTU, priority, resend-interval and router-lifetime"), NULL },
{ 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 },
@@ -3706,7 +3706,18 @@ static int one_opt(int option, char *arg, char *errstr, char *gen_err, int comma
struct ra_interface *new = opt_malloc(sizeof(struct ra_interface));
new->lifetime = -1;
new->prio = 0;
new->mtu = 0;
new->name = opt_string_alloc(arg);
if (strcasestr(comma, "mtu:") == comma)
{
arg = comma + 4;
if (!(comma = split(comma)))
goto err;
if (!strcasecmp(arg, "off"))
new->mtu = -1;
else if (!atoi_check(arg, &new->mtu) || new->mtu < 1280)
goto err;
}
if (strcasestr(comma, "high") == comma || strcasestr(comma, "low") == comma)
{
if (*comma == 'l' || *comma == 'L')
@@ -3718,6 +3729,7 @@ static int one_opt(int option, char *arg, char *errstr, char *gen_err, int comma
arg = split(comma);
if (!atoi_check(comma, &new->interval) ||
(arg && !atoi_check(arg, &new->lifetime)))
err:
ret_err(_("bad RA-params"));
new->next = daemon->ra_interfaces;