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1040. [bug] Multiple listen-on-v6 options with different ports

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were not accepted. [RT #1875]
This commit is contained in:
Andreas Gustafsson
2001-10-11 00:02:34 +00:00
parent e3af4e83dd
commit f953788d75
2 changed files with 39 additions and 42 deletions
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3
CHANGES
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@@ -1,3 +1,6 @@
1040. [bug] Multiple listen-on-v6 options with different ports
were not accepted. [RT #1875]
1039. [bug] We cached an incorrect negative response if there were
CNAMES in the answer section. [RT#1862]

78
bin/named/interfacemgr.c
View File

@@ -15,7 +15,7 @@
* WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
/* $Id: interfacemgr.c,v 1.61 2001/09/19 23:08:19 gson Exp $ */
/* $Id: interfacemgr.c,v 1.62 2001/10/11 00:02:34 gson Exp $ */
#include <config.h>
@@ -605,13 +605,7 @@ do_ipv4(ns_interfacemgr_t *mgr) {
}
static isc_boolean_t
listenon_is_ip6_none(ns_listenlist_t *p) {
ns_listenelt_t *elt;
if (ISC_LIST_EMPTY(p->elts))
return (ISC_TRUE); /* No listen-on-v6 statements */
elt = ISC_LIST_HEAD(p->elts);
if (ISC_LIST_NEXT(elt, link) != NULL)
return (ISC_FALSE); /* More than one listen-on-v6 stmt */
listenon_is_ip6_none(ns_listenelt_t *elt) {
if (elt->acl->length == 0)
return (ISC_TRUE); /* listen-on-v6 { } */
if (elt->acl->length > 1)
@@ -623,20 +617,12 @@ listenon_is_ip6_none(ns_listenlist_t *p) {
}
static isc_boolean_t
listenon_is_ip6_any(ns_listenlist_t *p, in_port_t *portp) {
ns_listenelt_t *elt;
if (ISC_LIST_EMPTY(p->elts))
return (ISC_FALSE); /* No listen-on-v6 statements */
elt = ISC_LIST_HEAD(p->elts);
if (ISC_LIST_NEXT(elt, link) != NULL)
return (ISC_FALSE); /* More than one listen-on-v6 stmt */
listenon_is_ip6_any(ns_listenelt_t *elt) {
if (elt->acl->length != 1)
return (ISC_FALSE);
if (elt->acl->elements[0].negative == ISC_FALSE &&
elt->acl->elements[0].type == dns_aclelementtype_any) {
*portp = elt->port;
elt->acl->elements[0].type == dns_aclelementtype_any)
return (ISC_TRUE); /* listen-on-v6 { any; } */
}
return (ISC_FALSE); /* All others */
}
@@ -646,33 +632,41 @@ do_ipv6(ns_interfacemgr_t *mgr) {
ns_interface_t *ifp;
isc_sockaddr_t listen_addr;
struct in6_addr in6a;
in_port_t port;
ns_listenelt_t *le;
if (listenon_is_ip6_none(mgr->listenon6))
return;
if (! listenon_is_ip6_any(mgr->listenon6, &port)) {
isc_log_write(IFMGR_COMMON_LOGARGS,
ISC_LOG_ERROR,
"bad IPv6 listen-on list: must be 'any' or 'none'");
return;
}
in6a = in6addr_any;
isc_sockaddr_fromin6(&listen_addr, &in6a, port);
ifp = find_matching_interface(mgr, &listen_addr);
if (ifp != NULL) {
ifp->generation = mgr->generation;
} else {
isc_log_write(IFMGR_COMMON_LOGARGS, ISC_LOG_INFO,
"listening on IPv6 interfaces, port %u", port);
result = ns_interface_setup(mgr, &listen_addr, "<any>", &ifp);
if (result != ISC_R_SUCCESS) {
for (le = ISC_LIST_HEAD(mgr->listenon6->elts);
le != NULL;
le = ISC_LIST_NEXT(le, link))
{
if (listenon_is_ip6_none(le))
continue;
if (! listenon_is_ip6_any(le)) {
isc_log_write(IFMGR_COMMON_LOGARGS,
ISC_LOG_ERROR,
"listening on IPv6 interfaces failed");
/* Continue. */
"bad IPv6 listen-on list: "
"must be 'any' or 'none'");
return;
}
in6a = in6addr_any;
isc_sockaddr_fromin6(&listen_addr, &in6a, le->port);
ifp = find_matching_interface(mgr, &listen_addr);
if (ifp != NULL) {
ifp->generation = mgr->generation;
} else {
isc_log_write(IFMGR_COMMON_LOGARGS, ISC_LOG_INFO,
"listening on IPv6 interfaces, port %u",
le->port);
result = ns_interface_setup(mgr, &listen_addr,
"<any>", &ifp);
if (result != ISC_R_SUCCESS) {
isc_log_write(IFMGR_COMMON_LOGARGS,
ISC_LOG_ERROR,
"listening on IPv6 interfaces "
"failed");
/* Continue. */
}
}
}
}