mirror of
https://gitlab.isc.org/isc-projects/bind9
synced 2025-08-28 21:17:54 +00:00
separate transfer-source addresses for IPv4 and IPv6
This commit is contained in:
Andreas Gustafsson
parent
994a1996e4
commit
c718c8aa60
@ -96,15 +96,11 @@ dns_zone_configure(dns_c_ctx_t *cctx, dns_aclconfctx_t *ac,
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isc_int32_t maxxfr;
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isc_int32_t idle;
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in_port_t port;
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isc_sockaddr_t sockaddr_any;
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struct in_addr in4addr_any;
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isc_sockaddr_t sockaddr_any4;
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if (isc_net_probeipv6() == ISC_R_SUCCESS)
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isc_sockaddr_fromin6(&sockaddr_any, &in6addr_any, 0);
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else {
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in4addr_any.s_addr = INADDR_ANY;
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isc_sockaddr_fromin(&sockaddr_any, &in4addr_any, 0);
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}
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in4addr_any.s_addr = htonl(INADDR_ANY);
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isc_sockaddr_fromin(&sockaddr_any4, &in4addr_any, 0);
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dns_zone_setclass(zone, czone->zclass);
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@ -253,10 +249,13 @@ dns_zone_configure(dns_c_ctx_t *cctx, dns_aclconfctx_t *ac,
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dns_zone_setmaxxfrin(zone, MAX_XFER_TIME);
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result = dns_c_zone_gettransfersource(czone, &sockaddr);
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if (result == ISC_R_SUCCESS)
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dns_zone_setxfrsource(zone, &sockaddr);
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else
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dns_zone_setxfrsource(zone, &sockaddr_any);
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if (result != ISC_R_SUCCESS) {
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result = dns_c_ctx_gettransfersource(cctx, &sockaddr);
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if (result != ISC_R_SUCCESS) {
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sockaddr = sockaddr_any4;
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}
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}
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dns_zone_setxfrsource4(zone, &sockaddr);
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result = dns_c_zone_getmaxtransidlein(czone, &idle);
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if (result == ISC_R_SUCCESS)
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@ -323,10 +322,13 @@ dns_zone_configure(dns_c_ctx_t *cctx, dns_aclconfctx_t *ac,
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dns_zone_setmaxxfrin(zone, MAX_XFER_TIME);
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result = dns_c_zone_gettransfersource(czone, &sockaddr);
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if (result == ISC_R_SUCCESS)
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dns_zone_setxfrsource(zone, &sockaddr);
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else
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dns_zone_setxfrsource(zone, &sockaddr_any);
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if (result != ISC_R_SUCCESS) {
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result = dns_c_ctx_gettransfersource(cctx, &sockaddr);
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if (result != ISC_R_SUCCESS) {
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sockaddr = sockaddr_any4;
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}
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}
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dns_zone_setxfrsource4(zone, &sockaddr);
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result = dns_c_zone_getmaxtransidlein(czone, &idle);
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if (result == ISC_R_SUCCESS)
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@ -422,9 +422,9 @@ void dns_zone_setrefresh(dns_zone_t *zone, isc_uint32_t refresh,
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*/
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isc_result_t
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dns_zone_setxfrsource(dns_zone_t *zone, isc_sockaddr_t *xfrsource);
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dns_zone_setxfrsource4(dns_zone_t *zone, isc_sockaddr_t *xfrsource);
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/*
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* Set the source address to be used in zone transfers.
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* Set the source address to be used in IPv4 zone transfers.
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*
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* Require:
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* 'zone' to be a valid initalised zone.
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@ -435,10 +435,33 @@ dns_zone_setxfrsource(dns_zone_t *zone, isc_sockaddr_t *xfrsource);
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*/
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isc_sockaddr_t *
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dns_zone_getxfrsource(dns_zone_t *zone);
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dns_zone_getxfrsource4(dns_zone_t *zone);
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/*
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* Returns the source address set by a previous dns_zone_setxfrsource
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* call. If dns_zone_setxfrsource the in6addr_any port 0 is returned.
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* Returns the source address set by a previous dns_zone_setxfrsource4
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* call, or the default of inaddr_any, port 0.
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*
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* Require:
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* 'zone' to be a valid initalised zone.
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*/
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isc_result_t
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dns_zone_setxfrsource6(dns_zone_t *zone, isc_sockaddr_t *xfrsource);
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/*
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* Set the source address to be used in IPv6 zone transfers.
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*
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* Require:
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* 'zone' to be a valid initalised zone.
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* 'xfrsource' to contain the address.
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*
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* Returns:
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* DNS_R_SUCCESS
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*/
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isc_sockaddr_t *
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dns_zone_getxfrsource6(dns_zone_t *zone);
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/*
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* Returns the source address set by a previous dns_zone_setxfrsource6
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* call, or the default of in6addr_any, port 0.
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*
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* Require:
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* 'zone' to be a valid initalised zone.
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@ -15,7 +15,7 @@
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* SOFTWARE.
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*/
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/* $Id: xfrin.c,v 1.42 2000/01/31 15:10:29 tale Exp $ */
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/* $Id: xfrin.c,v 1.43 2000/01/31 18:00:05 gson Exp $ */
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#include <config.h>
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@ -666,8 +666,17 @@ xfrin_create(isc_mem_t *mctx,
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xfrin_timeout, xfr, &xfr->timer));
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xfr->masteraddr = *masteraddr;
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/* XXX global, too */
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xfr->sourceaddr = *dns_zone_getxfrsource(zone);
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switch (isc_sockaddr_pf(masteraddr)) {
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case PF_INET:
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xfr->sourceaddr = *dns_zone_getxfrsource4(zone);
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break;
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case PF_INET6:
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xfr->sourceaddr = *dns_zone_getxfrsource6(zone);
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break;
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default:
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INSIST(0);
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}
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isc_buffer_init(&xfr->qbuffer, xfr->qbuffer_data,
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sizeof(xfr->qbuffer_data),
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@ -685,7 +694,7 @@ isc_result_t
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xfrin_start(dns_xfrin_ctx_t *xfr) {
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isc_result_t result;
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CHECK(isc_socket_create(xfr->socketmgr,
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isc_sockaddr_pf(&xfr->masteraddr),
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isc_sockaddr_pf(&xfr->sourceaddr),
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isc_sockettype_tcp,
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&xfr->socket));
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CHECK(isc_socket_bind(xfr->socket, &xfr->sourceaddr));
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@ -15,7 +15,7 @@
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* SOFTWARE.
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*/
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/* $Id: zone.c,v 1.74 2000/01/31 07:45:18 marka Exp $ */
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/* $Id: zone.c,v 1.75 2000/01/31 18:00:02 gson Exp $ */
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#include <config.h>
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@ -142,7 +142,8 @@ struct dns_zone {
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unsigned int notifycnt;
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isc_sockaddr_t notifyfrom;
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isc_task_t * task;
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isc_sockaddr_t xfrsource;
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isc_sockaddr_t xfrsource4;
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isc_sockaddr_t xfrsource6;
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dns_xfrin_ctx_t * xfr;
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/* Access Control Lists */
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dns_acl_t *update_acl;
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@ -249,12 +250,16 @@ isc_result_t
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dns_zone_create(dns_zone_t **zonep, isc_mem_t *mctx) {
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isc_result_t result;
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dns_zone_t *zone;
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isc_sockaddr_t sockaddr_any;
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isc_sockaddr_t sockaddr_any4;
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isc_sockaddr_t sockaddr_any6;
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struct in_addr in4addr_any;
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REQUIRE(zonep != NULL && *zonep == NULL);
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REQUIRE(mctx != NULL);
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isc_sockaddr_fromin6(&sockaddr_any, &in6addr_any, 0);
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in4addr_any.s_addr = htonl(INADDR_ANY);
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isc_sockaddr_fromin(&sockaddr_any4, &in4addr_any, 0);
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isc_sockaddr_fromin6(&sockaddr_any6, &in6addr_any, 0);
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zone = isc_mem_get(mctx, sizeof *zone);
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if (zone == NULL)
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@ -316,7 +321,8 @@ dns_zone_create(dns_zone_t **zonep, isc_mem_t *mctx) {
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zone->idlein = DNS_DEFAULT_IDLEIN;
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zone->idleout = DNS_DEFAULT_IDLEOUT;
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ISC_LIST_INIT(zone->checkservers);
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zone->xfrsource = sockaddr_any;
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zone->xfrsource4 = sockaddr_any4;
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zone->xfrsource6 = sockaddr_any6;
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zone->xfr = NULL;
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zone->maxxfrin = MAX_XFER_TIME;
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zone->maxxfrout = MAX_XFER_TIME;
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@ -1389,20 +1395,37 @@ dns_zone_cleardbargs(dns_zone_t *zone) {
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}
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isc_result_t
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dns_zone_setxfrsource(dns_zone_t *zone, isc_sockaddr_t *xfrsource) {
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dns_zone_setxfrsource4(dns_zone_t *zone, isc_sockaddr_t *xfrsource) {
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REQUIRE(DNS_ZONE_VALID(zone));
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LOCK(&zone->lock);
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zone->xfrsource = *xfrsource;
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zone->xfrsource4 = *xfrsource;
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UNLOCK(&zone->lock);
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return (DNS_R_SUCCESS);
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}
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isc_sockaddr_t *
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dns_zone_getxfrsource(dns_zone_t *zone) {
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dns_zone_getxfrsource4(dns_zone_t *zone) {
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REQUIRE(DNS_ZONE_VALID(zone));
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return (&zone->xfrsource);
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return (&zone->xfrsource4);
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}
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isc_result_t
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dns_zone_setxfrsource6(dns_zone_t *zone, isc_sockaddr_t *xfrsource) {
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REQUIRE(DNS_ZONE_VALID(zone));
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LOCK(&zone->lock);
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zone->xfrsource6 = *xfrsource;
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UNLOCK(&zone->lock);
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return (DNS_R_SUCCESS);
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}
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isc_sockaddr_t *
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dns_zone_getxfrsource6(dns_zone_t *zone) {
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REQUIRE(DNS_ZONE_VALID(zone));
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return (&zone->xfrsource6);
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}
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isc_result_t
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@ -1859,8 +1882,9 @@ dns_zone_notify(dns_zone_t *zone) {
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* Enqueue notify request.
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*/
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for (i = 0; i < zone->notifycnt; i++) {
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/* XXX IPv6 */
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(void)dns_notify(origin, &zone->notify[i], dns_rdatatype_soa,
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zone->rdclass, &zone->xfrsource, zone->mctx);
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zone->rdclass, &zone->xfrsource4, zone->mctx);
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}
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dns_db_currentversion(zone->top, &version);
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@ -1915,10 +1939,11 @@ dns_zone_notify(dns_zone_t *zone) {
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break;
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}
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if (i == zone->notifycnt) {
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/* XXX IPv6 */
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(void)dns_notify(origin, &addr,
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dns_rdatatype_soa,
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zone->rdclass,
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&zone->xfrsource, zone->mctx);
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&zone->xfrsource4, zone->mctx);
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}
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result = dns_rdataset_next(&ardset);
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}
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@ -2780,7 +2805,10 @@ dns_zone_equal(dns_zone_t *oldzone, dns_zone_t *newzone) {
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if (strcmp(oldzone->db_argv[i], newzone->db_argv[i]) != 0)
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goto false;
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if (!isc_sockaddr_equal(&oldzone->xfrsource, &newzone->xfrsource))
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if (!isc_sockaddr_equal(&oldzone->xfrsource4, &newzone->xfrsource4))
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goto false;
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if (!isc_sockaddr_equal(&oldzone->xfrsource6, &newzone->xfrsource6))
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goto false;
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for (i = 0; i < oldzone->notifycnt; i++)
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@ -96,15 +96,11 @@ dns_zone_configure(dns_c_ctx_t *cctx, dns_aclconfctx_t *ac,
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isc_int32_t maxxfr;
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isc_int32_t idle;
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in_port_t port;
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isc_sockaddr_t sockaddr_any;
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struct in_addr in4addr_any;
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isc_sockaddr_t sockaddr_any4;
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if (isc_net_probeipv6() == ISC_R_SUCCESS)
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isc_sockaddr_fromin6(&sockaddr_any, &in6addr_any, 0);
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else {
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in4addr_any.s_addr = INADDR_ANY;
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isc_sockaddr_fromin(&sockaddr_any, &in4addr_any, 0);
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}
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in4addr_any.s_addr = htonl(INADDR_ANY);
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isc_sockaddr_fromin(&sockaddr_any4, &in4addr_any, 0);
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dns_zone_setclass(zone, czone->zclass);
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@ -253,10 +249,13 @@ dns_zone_configure(dns_c_ctx_t *cctx, dns_aclconfctx_t *ac,
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dns_zone_setmaxxfrin(zone, MAX_XFER_TIME);
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result = dns_c_zone_gettransfersource(czone, &sockaddr);
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if (result == ISC_R_SUCCESS)
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dns_zone_setxfrsource(zone, &sockaddr);
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else
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dns_zone_setxfrsource(zone, &sockaddr_any);
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if (result != ISC_R_SUCCESS) {
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result = dns_c_ctx_gettransfersource(cctx, &sockaddr);
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if (result != ISC_R_SUCCESS) {
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sockaddr = sockaddr_any4;
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}
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}
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dns_zone_setxfrsource4(zone, &sockaddr);
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result = dns_c_zone_getmaxtransidlein(czone, &idle);
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if (result == ISC_R_SUCCESS)
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@ -323,10 +322,13 @@ dns_zone_configure(dns_c_ctx_t *cctx, dns_aclconfctx_t *ac,
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dns_zone_setmaxxfrin(zone, MAX_XFER_TIME);
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result = dns_c_zone_gettransfersource(czone, &sockaddr);
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if (result == ISC_R_SUCCESS)
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dns_zone_setxfrsource(zone, &sockaddr);
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else
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dns_zone_setxfrsource(zone, &sockaddr_any);
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if (result != ISC_R_SUCCESS) {
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result = dns_c_ctx_gettransfersource(cctx, &sockaddr);
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if (result != ISC_R_SUCCESS) {
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sockaddr = sockaddr_any4;
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}
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}
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dns_zone_setxfrsource4(zone, &sockaddr);
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result = dns_c_zone_getmaxtransidlein(czone, &idle);
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if (result == ISC_R_SUCCESS)
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