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 2 of the License, or
+ the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "includes.h"
#include "lib/events/events.h"
-#include "dlinklist.h"
+#include "../lib/util/dlinklist.h"
#include "nbt_server/nbt_server.h"
#include "smbd/service_task.h"
-#include "libcli/raw/libcliraw.h"
#include "libcli/composite/composite.h"
#include "librpc/gen_ndr/ndr_samr.h"
-
+#include "nbt_server/wins/winsserver.h"
+#include "librpc/gen_ndr/ndr_nbt.h"
+#include "dsdb/samdb/samdb.h"
+#include "param/param.h"
+#include "libds/common/roles.h"
static void nbtd_start_refresh_timer(struct nbtd_iface_name *iname);
*/
static void refresh_completion_handler(struct nbt_name_request *req)
{
- struct nbtd_iface_name *iname = talloc_get_type(req->async.private,
+ struct nbtd_iface_name *iname = talloc_get_type(req->async.private_data,
struct nbtd_iface_name);
NTSTATUS status;
struct nbt_name_refresh io;
status = nbt_name_refresh_recv(req, tmp_ctx, &io);
if (NT_STATUS_EQUAL(status, NT_STATUS_IO_TIMEOUT)) {
- DEBUG(4,("Refreshed name %s on %s\n",
- nbt_name_string(tmp_ctx, &iname->name),
- iname->iface->ip_address));
+ DEBUG(4,("Refreshed name %s with %s on interface %s\n",
+ nbt_name_string(tmp_ctx, &iname->name),
+ iname->iface->ip_address, iname->iface->bcast_address));
iname->registration_time = timeval_current();
nbtd_start_refresh_timer(iname);
talloc_free(tmp_ctx);
iname->nb_flags &= ~NBT_NM_ACTIVE;
if (NT_STATUS_IS_OK(status)) {
- DEBUG(1,("Name conflict from %s refreshing name %s on %s - %s\n",
+ DEBUG(1,("Name conflict from %s refreshing name %s with %s on interface %s - %s\n",
io.out.reply_addr, nbt_name_string(tmp_ctx, &iname->name),
- iname->iface->ip_address,
+ iname->iface->ip_address, iname->iface->bcast_address,
nt_errstr(nbt_rcode_to_ntstatus(io.out.rcode))));
} else {
- DEBUG(1,("Error refreshing name %s on %s - %s\n",
+ DEBUG(1,("Error refreshing name %s with %s on interface %s - %s\n",
nbt_name_string(tmp_ctx, &iname->name),
- iname->iface->ip_address,
+ iname->iface->ip_address, iname->iface->bcast_address,
nt_errstr(status)));
}
/*
handle name refresh timer events
*/
-static void name_refresh_handler(struct event_context *ev, struct timed_event *te,
- struct timeval t, void *private)
+static void name_refresh_handler(struct tevent_context *ev, struct tevent_timer *te,
+ struct timeval t, void *private_data)
{
- struct nbtd_iface_name *iname = talloc_get_type(private, struct nbtd_iface_name);
+ struct nbtd_iface_name *iname = talloc_get_type(private_data, struct nbtd_iface_name);
struct nbtd_interface *iface = iname->iface;
struct nbt_name_register io;
struct nbt_name_request *req;
+ struct nbtd_server *nbtsrv = iface->nbtsrv;
/* setup a single name register request. Notice that we don't
use a name refresh request, as Windows and Samba3 do not
registration packets */
io.in.name = iname->name;
io.in.dest_addr = iface->bcast_address;
+ io.in.dest_port = lpcfg_nbt_port(iface->nbtsrv->task->lp_ctx);
io.in.address = iface->ip_address;
io.in.nb_flags = iname->nb_flags;
io.in.ttl = iname->ttl;
- io.in.register_demand = False;
- io.in.broadcast = True;
- io.in.multi_homed = False;
+ io.in.register_demand = false;
+ io.in.broadcast = true;
+ io.in.multi_homed = false;
io.in.timeout = 3;
io.in.retries = 0;
+ nbtsrv->stats.total_sent++;
req = nbt_name_register_send(iface->nbtsock, &io);
if (req == NULL) return;
req->async.fn = refresh_completion_handler;
- req->async.private = iname;
+ req->async.private_data = iname;
}
static void nbtd_start_refresh_timer(struct nbtd_iface_name *iname)
{
uint32_t refresh_time;
- uint32_t max_refresh_time = lp_parm_int(-1, "nbtd", "max_refresh_time", 7200);
+ uint32_t max_refresh_time = lpcfg_parm_int(iname->iface->nbtsrv->task->lp_ctx, NULL, "nbtd", "max_refresh_time", 7200);
refresh_time = MIN(max_refresh_time, iname->ttl/2);
- event_add_timed(iname->iface->nbtsrv->task->event_ctx,
+ tevent_add_timer(iname->iface->nbtsrv->task->event_ctx,
iname,
timeval_add(&iname->registration_time, refresh_time, 0),
name_refresh_handler, iname);
}
+struct nbtd_register_name_state {
+ struct nbtd_iface_name *iname;
+ struct nbt_name_register_bcast io;
+};
/*
a name registration has completed
*/
-static void nbtd_register_handler(struct composite_context *req)
+static void nbtd_register_name_handler(struct tevent_req *subreq)
{
- struct nbtd_iface_name *iname = talloc_get_type(req->async.private,
- struct nbtd_iface_name);
+ struct nbtd_register_name_state *state =
+ tevent_req_callback_data(subreq,
+ struct nbtd_register_name_state);
+ struct nbtd_iface_name *iname = state->iname;
NTSTATUS status;
- TALLOC_CTX *tmp_ctx = talloc_new(iname);
- status = nbt_name_register_bcast_recv(req);
+ status = nbt_name_register_bcast_recv(subreq);
+ TALLOC_FREE(subreq);
if (NT_STATUS_IS_OK(status)) {
/* good - nobody complained about our registration */
iname->nb_flags |= NBT_NM_ACTIVE;
- DEBUG(3,("Registered %s on interface %s\n",
- nbt_name_string(tmp_ctx, &iname->name),
- iname->iface->bcast_address));
+ DEBUG(3,("Registered %s with %s on interface %s\n",
+ nbt_name_string(state, &iname->name),
+ iname->iface->ip_address, iname->iface->bcast_address));
iname->registration_time = timeval_current();
- talloc_free(tmp_ctx);
+ talloc_free(state);
nbtd_start_refresh_timer(iname);
return;
}
/* someone must have replied with an objection! */
iname->nb_flags |= NBT_NM_CONFLICT;
- DEBUG(1,("Error registering %s on interface %s - %s\n",
- nbt_name_string(tmp_ctx, &iname->name), iname->iface->bcast_address,
+ DEBUG(1,("Error registering %s with %s on interface %s - %s\n",
+ nbt_name_string(state, &iname->name),
+ iname->iface->ip_address, iname->iface->bcast_address,
nt_errstr(status)));
- talloc_free(tmp_ctx);
+ talloc_free(state);
}
uint16_t nb_flags)
{
struct nbtd_iface_name *iname;
- const char *scope = lp_netbios_scope();
- struct nbt_name_register_bcast io;
- struct composite_context *req;
+ const char *scope = lpcfg_netbios_scope(iface->nbtsrv->task->lp_ctx);
+ struct nbtd_register_name_state *state;
+ struct tevent_req *subreq;
+ struct nbtd_server *nbtsrv = iface->nbtsrv;
iname = talloc(iface, struct nbtd_iface_name);
if (!iname) return;
iname->name.scope = NULL;
}
iname->nb_flags = nb_flags;
- iname->ttl = lp_parm_int(-1, "nbtd", "bcast_ttl", 300000);
+ iname->ttl = lpcfg_parm_int(iface->nbtsrv->task->lp_ctx, NULL, "nbtd", "bcast_ttl", 300000);
iname->registration_time = timeval_zero();
iname->wins_server = NULL;
return;
}
- /* setup a broadcast name registration request */
- io.in.name = iname->name;
- io.in.dest_addr = iface->bcast_address;
- io.in.address = iface->ip_address;
- io.in.nb_flags = nb_flags;
- io.in.ttl = iname->ttl;
+ state = talloc_zero(iname, struct nbtd_register_name_state);
+ if (state == NULL) {
+ return;
+ }
- req = nbt_name_register_bcast_send(iface->nbtsock, &io);
- if (req == NULL) return;
+ state->iname = iname;
+
+ /* setup a broadcast name registration request */
+ state->io.in.name = iname->name;
+ state->io.in.dest_addr = iface->bcast_address;
+ state->io.in.dest_port = lpcfg_nbt_port(iface->nbtsrv->task->lp_ctx);
+ state->io.in.address = iface->ip_address;
+ state->io.in.nb_flags = nb_flags;
+ state->io.in.ttl = iname->ttl;
+
+ nbtsrv->stats.total_sent++;
+
+ subreq = nbt_name_register_bcast_send(state, nbtsrv->task->event_ctx,
+ iface->nbtsock, &state->io);
+ if (subreq == NULL) {
+ return;
+ }
- req->async.fn = nbtd_register_handler;
- req->async.private = iname;
+ tevent_req_set_callback(subreq, nbtd_register_name_handler, state);
}
/*
register one name on all our interfaces
*/
-static void nbtd_register_name(struct nbtd_server *nbtsrv,
- const char *name, enum nbt_name_type type,
- uint16_t nb_flags)
+void nbtd_register_name(struct nbtd_server *nbtsrv,
+ const char *name, enum nbt_name_type type,
+ uint16_t nb_flags)
{
struct nbtd_interface *iface;
/* note that we don't initially mark the names "ACTIVE". They are
marked active once registration is successful */
- nbtd_register_name(nbtsrv, lp_netbios_name(), NBT_NAME_CLIENT, nb_flags);
- nbtd_register_name(nbtsrv, lp_netbios_name(), NBT_NAME_USER, nb_flags);
- nbtd_register_name(nbtsrv, lp_netbios_name(), NBT_NAME_SERVER, nb_flags);
+ nbtd_register_name(nbtsrv, lpcfg_netbios_name(nbtsrv->task->lp_ctx), NBT_NAME_CLIENT, nb_flags);
+ nbtd_register_name(nbtsrv, lpcfg_netbios_name(nbtsrv->task->lp_ctx), NBT_NAME_USER, nb_flags);
+ nbtd_register_name(nbtsrv, lpcfg_netbios_name(nbtsrv->task->lp_ctx), NBT_NAME_SERVER, nb_flags);
- aliases = lp_netbios_aliases();
+ aliases = lpcfg_netbios_aliases(nbtsrv->task->lp_ctx);
while (aliases && aliases[0]) {
nbtd_register_name(nbtsrv, aliases[0], NBT_NAME_CLIENT, nb_flags);
nbtd_register_name(nbtsrv, aliases[0], NBT_NAME_SERVER, nb_flags);
aliases++;
}
- switch (lp_server_role()) {
- case ROLE_DOMAIN_PDC:
- nbtd_register_name(nbtsrv, lp_workgroup(), NBT_NAME_PDC, nb_flags);
- nbtd_register_name(nbtsrv, lp_workgroup(), NBT_NAME_LOGON, nb_flags);
- break;
- case ROLE_DOMAIN_BDC:
- nbtd_register_name(nbtsrv, lp_workgroup(), NBT_NAME_LOGON, nb_flags);
- default:
- break;
+ if (lpcfg_server_role(nbtsrv->task->lp_ctx) == ROLE_ACTIVE_DIRECTORY_DC) {
+ bool is_pdc = samdb_is_pdc(nbtsrv->sam_ctx);
+ if (is_pdc) {
+ nbtd_register_name(nbtsrv, lpcfg_workgroup(nbtsrv->task->lp_ctx),
+ NBT_NAME_PDC, nb_flags);
+ }
+ nbtd_register_name(nbtsrv, lpcfg_workgroup(nbtsrv->task->lp_ctx),
+ NBT_NAME_LOGON, nb_flags | NBT_NM_GROUP);
}
nb_flags |= NBT_NM_GROUP;
- nbtd_register_name(nbtsrv, lp_workgroup(), NBT_NAME_CLIENT, nb_flags);
+ nbtd_register_name(nbtsrv, lpcfg_workgroup(nbtsrv->task->lp_ctx), NBT_NAME_CLIENT, nb_flags);
nb_flags |= NBT_NM_PERMANENT;
nbtd_register_name(nbtsrv, "__SAMBA__", NBT_NAME_CLIENT, nb_flags);