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-rw-r--r--source4/nbt_server/dgram/browse.c1
-rw-r--r--source4/nbt_server/dgram/netlogon.c153
-rw-r--r--source4/nbt_server/dgram/request.c4
3 files changed, 56 insertions, 102 deletions
diff --git a/source4/nbt_server/dgram/browse.c b/source4/nbt_server/dgram/browse.c
index 2e12fa114a..36f0160e1b 100644
--- a/source4/nbt_server/dgram/browse.c
+++ b/source4/nbt_server/dgram/browse.c
@@ -49,6 +49,7 @@ static const char *nbt_browse_opcode_string(enum nbt_browse_opcode r)
*/
void nbtd_mailslot_browse_handler(struct dgram_mailslot_handler *dgmslot,
struct nbt_dgram_packet *packet,
+ const char *mailslot_name,
struct socket_address *src)
{
struct nbt_browse_packet *browse = talloc(dgmslot, struct nbt_browse_packet);
diff --git a/source4/nbt_server/dgram/netlogon.c b/source4/nbt_server/dgram/netlogon.c
index 7fae6bc1f6..c66089523b 100644
--- a/source4/nbt_server/dgram/netlogon.c
+++ b/source4/nbt_server/dgram/netlogon.c
@@ -4,7 +4,8 @@
NBT datagram netlogon server
Copyright (C) Andrew Tridgell 2005
-
+ Copyright (C) Andrew Bartlett <abartlet@samba.org> 2008
+
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
@@ -26,9 +27,10 @@
#include "dsdb/samdb/samdb.h"
#include "auth/auth.h"
#include "util/util_ldb.h"
-#include "librpc/gen_ndr/ndr_nbt.h"
#include "param/param.h"
#include "smbd/service_task.h"
+#include "cldap_server/cldap_server.h"
+#include "libcli/security/security.h"
/*
reply to a GETDC request
@@ -36,17 +38,18 @@
static void nbtd_netlogon_getdc(struct dgram_mailslot_handler *dgmslot,
struct nbtd_interface *iface,
struct nbt_dgram_packet *packet,
+ const char *mailslot_name,
const struct socket_address *src,
struct nbt_netlogon_packet *netlogon)
{
struct nbt_name *name = &packet->data.msg.dest_name;
struct nbtd_interface *reply_iface = nbtd_find_reply_iface(iface, src->addr, false);
- struct nbt_netlogon_packet reply;
struct nbt_netlogon_response_from_pdc *pdc;
const char *ref_attrs[] = {"nETBIOSName", NULL};
struct ldb_message **ref_res;
struct ldb_context *samctx;
struct ldb_dn *partitions_basedn;
+ struct nbt_netlogon_response netlogon_response;
int ret;
/* only answer getdc requests on the PDC or LOGON names */
@@ -60,6 +63,11 @@ static void nbtd_netlogon_getdc(struct dgram_mailslot_handler *dgmslot,
return;
}
+ if (!samdb_is_pdc(samctx)) {
+ DEBUG(2, ("Not a PDC, so not processing LOGON_PRIMARY_QUERY\n"));
+ return;
+ }
+
partitions_basedn = samdb_partitions_dn(samctx, packet);
ret = gendb_search(samctx, packet, partitions_basedn, &ref_res, ref_attrs,
@@ -72,10 +80,11 @@ static void nbtd_netlogon_getdc(struct dgram_mailslot_handler *dgmslot,
}
/* setup a GETDC reply */
- ZERO_STRUCT(reply);
- reply.command = NETLOGON_RESPONSE_FROM_PDC;
- pdc = &reply.req.response;
+ ZERO_STRUCT(netlogon_response);
+ netlogon_response.response_type = NETLOGON_GET_PDC;
+ pdc = &netlogon_response.get_pdc;
+ pdc->command = NETLOGON_RESPONSE_FROM_PDC;
pdc->pdc_name = lp_netbios_name(iface->nbtsrv->task->lp_ctx);
pdc->unicode_pdc_name = pdc->pdc_name;
pdc->domain_name = samdb_result_string(ref_res[0], "nETBIOSName", name->name);;
@@ -83,38 +92,32 @@ static void nbtd_netlogon_getdc(struct dgram_mailslot_handler *dgmslot,
pdc->lmnt_token = 0xFFFF;
pdc->lm20_token = 0xFFFF;
-
- packet->data.msg.dest_name.type = 0;
-
dgram_mailslot_netlogon_reply(reply_iface->dgmsock,
packet,
lp_netbios_name(iface->nbtsrv->task->lp_ctx),
netlogon->req.pdc.mailslot_name,
- &reply);
+ &netlogon_response);
}
/*
reply to a ADS style GETDC request
*/
-static void nbtd_netlogon_getdc2(struct dgram_mailslot_handler *dgmslot,
- struct nbtd_interface *iface,
- struct nbt_dgram_packet *packet,
- const struct socket_address *src,
- struct nbt_netlogon_packet *netlogon)
+static void nbtd_netlogon_samlogon(struct dgram_mailslot_handler *dgmslot,
+ struct nbtd_interface *iface,
+ struct nbt_dgram_packet *packet,
+ const char *mailslot_name,
+ const struct socket_address *src,
+ struct nbt_netlogon_packet *netlogon)
{
struct nbt_name *name = &packet->data.msg.dest_name;
struct nbtd_interface *reply_iface = nbtd_find_reply_iface(iface, src->addr, false);
- struct nbt_netlogon_packet reply;
- struct nbt_netlogon_response_from_pdc2 *pdc;
struct ldb_context *samctx;
- const char *ref_attrs[] = {"nETBIOSName", "dnsRoot", "ncName", NULL};
- const char *dom_attrs[] = {"objectGUID", NULL};
- struct ldb_message **ref_res, **dom_res;
- int ret;
- const char **services = lp_server_services(iface->nbtsrv->task->lp_ctx);
const char *my_ip = reply_iface->ip_address;
- struct ldb_dn *partitions_basedn;
+ struct dom_sid *sid;
+ struct nbt_netlogon_response netlogon_response;
+ NTSTATUS status;
+
if (!my_ip) {
DEBUG(0, ("Could not obtain own IP address for datagram socket\n"));
return;
@@ -131,90 +134,35 @@ static void nbtd_netlogon_getdc2(struct dgram_mailslot_handler *dgmslot,
return;
}
- partitions_basedn = samdb_partitions_dn(samctx, packet);
-
- ret = gendb_search(samctx, packet, partitions_basedn, &ref_res, ref_attrs,
- "(&(&(nETBIOSName=%s)(objectclass=crossRef))(ncName=*))",
- name->name);
-
- if (ret != 1) {
- DEBUG(2,("Unable to find domain reference '%s' in sam\n", name->name));
- return;
+ if (netlogon->req.logon.sid_size) {
+ if (strcasecmp(mailslot_name, NBT_MAILSLOT_NTLOGON) == 0) {
+ DEBUG(2,("NBT netlogon query failed because SID specified in request to NTLOGON\n"));
+ /* SID not permitted on NTLOGON (for some reason...) */
+ return;
+ }
+ sid = &netlogon->req.logon.sid;
+ } else {
+ sid = NULL;
}
- /* try and find the domain */
- ret = gendb_search_dn(samctx, packet,
- samdb_result_dn(samctx, samctx, ref_res[0], "ncName", NULL),
- &dom_res, dom_attrs);
- if (ret != 1) {
- DEBUG(2,("Unable to find domain from reference '%s' in sam\n",
- ldb_dn_get_linearized(ref_res[0]->dn)));
+ status = fill_netlogon_samlogon_response(samctx, packet, NULL, name->name, sid, NULL,
+ netlogon->req.logon.user_name, src->addr,
+ netlogon->req.logon.nt_version, iface->nbtsrv->task->lp_ctx, &netlogon_response.samlogon);
+ if (!NT_STATUS_IS_OK(status)) {
+ DEBUG(2,("NBT netlogon query failed domain=%s sid=%s version=%d - %s\n",
+ name->name, dom_sid_string(packet, sid), netlogon->req.logon.nt_version, nt_errstr(status)));
return;
}
- /* setup a GETDC reply */
- ZERO_STRUCT(reply);
- reply.command = NETLOGON_RESPONSE_FROM_PDC2;
-
-#if 0
- /* newer testing shows that the reply command type is not
- changed based on whether a username is given in the
- reply. This was what was causing the w2k join to be so
- slow */
- if (netlogon->req.pdc2.user_name[0]) {
- reply.command = NETLOGON_RESPONSE_FROM_PDC_USER;
- }
-#endif
-
- pdc = &reply.req.response2;
-
- /* TODO: accurately depict which services we are running */
- pdc->server_type =
- NBT_SERVER_PDC | NBT_SERVER_GC |
- NBT_SERVER_DS | NBT_SERVER_TIMESERV |
- NBT_SERVER_CLOSEST | NBT_SERVER_WRITABLE |
- NBT_SERVER_GOOD_TIMESERV;
-
- /* hmm, probably a better way to do this */
- if (str_list_check(services, "ldap")) {
- pdc->server_type |= NBT_SERVER_LDAP;
- }
-
- if (str_list_check(services, "kdc")) {
- pdc->server_type |= NBT_SERVER_KDC;
- }
-
- pdc->domain_uuid = samdb_result_guid(dom_res[0], "objectGUID");
- pdc->forest = samdb_result_string(ref_res[0], "dnsRoot",
- lp_realm(iface->nbtsrv->task->lp_ctx));
- pdc->dns_domain = samdb_result_string(ref_res[0], "dnsRoot",
- lp_realm(iface->nbtsrv->task->lp_ctx));
-
- /* TODO: get our full DNS name from somewhere else */
- pdc->pdc_dns_name = talloc_asprintf(packet, "%s.%s",
- strlower_talloc(packet,
- lp_netbios_name(iface->nbtsrv->task->lp_ctx)),
- pdc->dns_domain);
- pdc->domain = samdb_result_string(ref_res[0], "nETBIOSName", name->name);;
- pdc->pdc_name = lp_netbios_name(iface->nbtsrv->task->lp_ctx);
- pdc->user_name = netlogon->req.pdc2.user_name;
- /* TODO: we need to make sure these are in our DNS zone */
- pdc->server_site = "Default-First-Site-Name";
- pdc->client_site = "Default-First-Site-Name";
- pdc->unknown = 0x10; /* what is this? */
- pdc->unknown2 = 2; /* and this ... */
- pdc->pdc_ip = my_ip;
- pdc->nt_version = 13;
- pdc->lmnt_token = 0xFFFF;
- pdc->lm20_token = 0xFFFF;
+ netlogon_response.response_type = NETLOGON_SAMLOGON;
packet->data.msg.dest_name.type = 0;
dgram_mailslot_netlogon_reply(reply_iface->dgmsock,
packet,
lp_netbios_name(iface->nbtsrv->task->lp_ctx),
- netlogon->req.pdc2.mailslot_name,
- &reply);
+ netlogon->req.logon.mailslot_name,
+ &netlogon_response);
}
@@ -223,6 +171,7 @@ static void nbtd_netlogon_getdc2(struct dgram_mailslot_handler *dgmslot,
*/
void nbtd_mailslot_netlogon_handler(struct dgram_mailslot_handler *dgmslot,
struct nbt_dgram_packet *packet,
+ const char *mailslot_name,
struct socket_address *src)
{
NTSTATUS status = NT_STATUS_NO_MEMORY;
@@ -246,15 +195,17 @@ void nbtd_mailslot_netlogon_handler(struct dgram_mailslot_handler *dgmslot,
DEBUG(2,("netlogon request to %s from %s:%d\n",
nbt_name_string(netlogon, name), src->addr, src->port));
- status = dgram_mailslot_netlogon_parse(dgmslot, netlogon, packet, netlogon);
+ status = dgram_mailslot_netlogon_parse_request(dgmslot, netlogon, packet, netlogon);
if (!NT_STATUS_IS_OK(status)) goto failed;
switch (netlogon->command) {
- case NETLOGON_QUERY_FOR_PDC:
- nbtd_netlogon_getdc(dgmslot, iface, packet, src, netlogon);
+ case LOGON_PRIMARY_QUERY:
+ nbtd_netlogon_getdc(dgmslot, iface, packet, mailslot_name,
+ src, netlogon);
break;
- case NETLOGON_QUERY_FOR_PDC2:
- nbtd_netlogon_getdc2(dgmslot, iface, packet, src, netlogon);
+ case LOGON_SAM_LOGON_REQUEST:
+ nbtd_netlogon_samlogon(dgmslot, iface, packet, mailslot_name,
+ src, netlogon);
break;
default:
DEBUG(2,("unknown netlogon op %d from %s:%d\n",
diff --git a/source4/nbt_server/dgram/request.c b/source4/nbt_server/dgram/request.c
index 205a544209..277b64741d 100644
--- a/source4/nbt_server/dgram/request.c
+++ b/source4/nbt_server/dgram/request.c
@@ -35,8 +35,10 @@ static const struct {
const char *mailslot_name;
dgram_mailslot_handler_t handler;
} mailslot_handlers[] = {
+ /* Handle both NTLOGON and NETLOGON in the same function, as
+ * they are very similar */
{ NBT_MAILSLOT_NETLOGON, nbtd_mailslot_netlogon_handler },
- { NBT_MAILSLOT_NTLOGON, nbtd_mailslot_ntlogon_handler },
+ { NBT_MAILSLOT_NTLOGON, nbtd_mailslot_netlogon_handler },
{ NBT_MAILSLOT_BROWSE, nbtd_mailslot_browse_handler }
};