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samba-mirror/source4/torture/nbt/wins.c

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/*
Unix SMB/CIFS implementation.
NBT WINS server testing
Copyright (C) Andrew Tridgell 2005
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
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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, see <http://www.gnu.org/licenses/>.
*/
#include "includes.h"
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#include "lib/util/dlinklist.h"
#include "lib/events/events.h"
#include "lib/socket/socket.h"
#include "libcli/resolve/resolve.h"
#include "system/network.h"
#include "lib/socket/netif.h"
#include "librpc/gen_ndr/ndr_nbt.h"
#include "torture/torture.h"
#include "torture/nbt/proto.h"
#include "param/param.h"
#define CHECK_VALUE(tctx, v, correct) \
torture_assert_int_equal(tctx, v, correct, "Incorrect value")
#define CHECK_STRING(tctx, v, correct) \
torture_assert_casestr_equal(tctx, v, correct, "Incorrect value")
#define CHECK_NAME(tctx, _name, correct) do { \
CHECK_STRING(tctx, (_name).name, (correct).name); \
CHECK_VALUE(tctx, (uint8_t)(_name).type, (uint8_t)(correct).type); \
CHECK_STRING(tctx, (_name).scope, (correct).scope); \
} while (0)
/*
test operations against a WINS server
*/
static bool nbt_test_wins_name(struct torture_context *tctx, const char *address,
struct nbt_name *name, uint16_t nb_flags,
bool try_low_port)
{
struct nbt_name_register_wins io;
struct nbt_name_register name_register;
struct nbt_name_query query;
struct nbt_name_refresh_wins refresh;
struct nbt_name_release release;
struct nbt_name_request *req;
NTSTATUS status;
struct nbt_name_socket *nbtsock = torture_init_nbt_socket(tctx);
const char *myaddress;
struct socket_address *socket_address;
struct interface *ifaces;
bool low_port = try_low_port;
load_interfaces(tctx, lp_interfaces(tctx->lp_ctx), &ifaces);
myaddress = talloc_strdup(tctx, iface_best_ip(ifaces, address));
socket_address = socket_address_from_strings(tctx,
nbtsock->sock->backend_name,
myaddress, lp_nbt_port(tctx->lp_ctx));
torture_assert(tctx, socket_address != NULL,
"Error getting address");
/* we do the listen here to ensure the WINS server receives the packets from
the right IP */
status = socket_listen(nbtsock->sock, socket_address, 0, 0);
talloc_free(socket_address);
if (!NT_STATUS_IS_OK(status)) {
low_port = false;
socket_address = socket_address_from_strings(tctx,
nbtsock->sock->backend_name,
myaddress, 0);
torture_assert(tctx, socket_address != NULL,
"Error getting address");
status = socket_listen(nbtsock->sock, socket_address, 0, 0);
talloc_free(socket_address);
torture_assert_ntstatus_ok(tctx, status,
"socket_listen for WINS failed");
}
torture_comment(tctx, "Testing name registration to WINS with name %s at %s nb_flags=0x%x\n",
nbt_name_string(tctx, name), myaddress, nb_flags);
torture_comment(tctx, "release the name\n");
release.in.name = *name;
release.in.dest_port = lp_nbt_port(tctx->lp_ctx);
release.in.dest_addr = address;
release.in.address = myaddress;
release.in.nb_flags = nb_flags;
release.in.broadcast = false;
release.in.timeout = 3;
release.in.retries = 0;
status = nbt_name_release(nbtsock, tctx, &release);
torture_assert_ntstatus_ok(tctx, status, talloc_asprintf(tctx, "Bad response from %s for name query", address));
CHECK_VALUE(tctx, release.out.rcode, 0);
if (nb_flags & NBT_NM_GROUP) {
/* ignore this for group names */
} else if (!low_port) {
torture_comment(tctx, "no low port - skip: register the name with a wrong address\n");
} else {
torture_comment(tctx, "register the name with a wrong address (makes the next request slow!)\n");
io.in.name = *name;
io.in.wins_port = lp_nbt_port(tctx->lp_ctx);
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io.in.wins_servers = const_str_list(
str_list_make_single(tctx, address));
io.in.addresses = const_str_list(
str_list_make_single(tctx, "127.64.64.1"));
io.in.nb_flags = nb_flags;
io.in.ttl = 300000;
status = nbt_name_register_wins(nbtsock, tctx, &io);
if (NT_STATUS_EQUAL(status, NT_STATUS_IO_TIMEOUT)) {
torture_assert_ntstatus_ok(tctx, status,
talloc_asprintf(tctx, "No response from %s for name register\n",
address));
}
torture_assert_ntstatus_ok(tctx, status,
talloc_asprintf(tctx, "Bad response from %s for name register\n",
address));
CHECK_STRING(tctx, io.out.wins_server, address);
CHECK_VALUE(tctx, io.out.rcode, 0);
torture_comment(tctx, "register the name correct address\n");
name_register.in.name = *name;
name_register.in.dest_port = lp_nbt_port(tctx->lp_ctx);
name_register.in.dest_addr = address;
name_register.in.address = myaddress;
name_register.in.nb_flags = nb_flags;
name_register.in.register_demand= false;
name_register.in.broadcast = false;
name_register.in.multi_homed = true;
name_register.in.ttl = 300000;
name_register.in.timeout = 3;
name_register.in.retries = 2;
/*
* test if the server ignores resent requests
*/
req = nbt_name_register_send(nbtsock, &name_register);
while (true) {
event_loop_once(nbtsock->event_ctx);
if (req->state != NBT_REQUEST_WAIT) {
break;
}
if (req->received_wack) {
/*
* if we received the wack response
* we resend the request and the
* server should ignore that
* and not handle it as new request
*/
req->state = NBT_REQUEST_SEND;
DLIST_ADD_END(nbtsock->send_queue, req,
struct nbt_name_request *);
EVENT_FD_WRITEABLE(nbtsock->fde);
break;
}
}
status = nbt_name_register_recv(req, tctx, &name_register);
if (NT_STATUS_EQUAL(status, NT_STATUS_IO_TIMEOUT)) {
torture_assert_ntstatus_ok(tctx, status,
talloc_asprintf(tctx, "No response from %s for name register\n",
address));
}
torture_assert_ntstatus_ok(tctx, status,
talloc_asprintf(tctx, "Bad response from %s for name register\n",
address));
CHECK_VALUE(tctx, name_register.out.rcode, 0);
CHECK_STRING(tctx, name_register.out.reply_addr, myaddress);
}
torture_comment(tctx, "register the name correct address\n");
io.in.name = *name;
io.in.wins_port = lp_nbt_port(tctx->lp_ctx);
io.in.wins_servers = (const char **)str_list_make_single(tctx, address);
io.in.addresses = (const char **)str_list_make_single(tctx, myaddress);
io.in.nb_flags = nb_flags;
io.in.ttl = 300000;
status = nbt_name_register_wins(nbtsock, tctx, &io);
torture_assert_ntstatus_ok(tctx, status, talloc_asprintf(tctx, "Bad response from %s for name register", address));
CHECK_STRING(tctx, io.out.wins_server, address);
CHECK_VALUE(tctx, io.out.rcode, 0);
if (name->type != NBT_NAME_MASTER &&
name->type != NBT_NAME_LOGON &&
name->type != NBT_NAME_BROWSER &&
(nb_flags & NBT_NM_GROUP)) {
torture_comment(tctx, "Try to register as non-group\n");
io.in.nb_flags &= ~NBT_NM_GROUP;
status = nbt_name_register_wins(nbtsock, tctx, &io);
torture_assert_ntstatus_ok(tctx, status, talloc_asprintf(tctx, "Bad response from %s for name register\n",
address));
CHECK_VALUE(tctx, io.out.rcode, NBT_RCODE_ACT);
}
torture_comment(tctx, "query the name to make sure its there\n");
query.in.name = *name;
query.in.dest_addr = address;
query.in.dest_port = lp_nbt_port(tctx->lp_ctx);
query.in.broadcast = false;
query.in.wins_lookup = true;
query.in.timeout = 3;
query.in.retries = 0;
status = nbt_name_query(nbtsock, tctx, &query);
if (name->type == NBT_NAME_MASTER) {
torture_assert_ntstatus_equal(
tctx, status, NT_STATUS_OBJECT_NAME_NOT_FOUND,
talloc_asprintf(tctx, "Bad response from %s for name query", address));
return true;
}
torture_assert_ntstatus_ok(tctx, status, talloc_asprintf(tctx, "Bad response from %s for name query", address));
CHECK_NAME(tctx, query.out.name, *name);
CHECK_VALUE(tctx, query.out.num_addrs, 1);
if (name->type != NBT_NAME_LOGON &&
(nb_flags & NBT_NM_GROUP)) {
CHECK_STRING(tctx, query.out.reply_addrs[0], "255.255.255.255");
} else {
CHECK_STRING(tctx, query.out.reply_addrs[0], myaddress);
}
query.in.name.name = strupper_talloc(tctx, name->name);
if (query.in.name.name &&
strcmp(query.in.name.name, name->name) != 0) {
torture_comment(tctx, "check case sensitivity\n");
status = nbt_name_query(nbtsock, tctx, &query);
torture_assert_ntstatus_equal(tctx, status, NT_STATUS_OBJECT_NAME_NOT_FOUND, talloc_asprintf(tctx, "Bad response from %s for name query", address));
}
query.in.name = *name;
if (name->scope) {
query.in.name.scope = strupper_talloc(tctx, name->scope);
}
if (query.in.name.scope &&
strcmp(query.in.name.scope, name->scope) != 0) {
torture_comment(tctx, "check case sensitivity on scope\n");
status = nbt_name_query(nbtsock, tctx, &query);
torture_assert_ntstatus_equal(tctx, status, NT_STATUS_OBJECT_NAME_NOT_FOUND, talloc_asprintf(tctx, "Bad response from %s for name query", address));
}
torture_comment(tctx, "refresh the name\n");
refresh.in.name = *name;
refresh.in.wins_port = lp_nbt_port(tctx->lp_ctx);
refresh.in.wins_servers = (const char **)str_list_make_single(tctx, address);
refresh.in.addresses = (const char **)str_list_make_single(tctx, myaddress);
refresh.in.nb_flags = nb_flags;
refresh.in.ttl = 12345;
status = nbt_name_refresh_wins(nbtsock, tctx, &refresh);
if (NT_STATUS_EQUAL(status, NT_STATUS_IO_TIMEOUT)) {
torture_assert_ntstatus_ok(tctx, status,
talloc_asprintf(tctx, "No response from %s for name refresh",
address));
}
torture_assert_ntstatus_ok(tctx, status,
talloc_asprintf(tctx, "Bad response from %s for name refresh",
address));
CHECK_STRING(tctx, refresh.out.wins_server, address);
CHECK_VALUE(tctx, refresh.out.rcode, 0);
printf("release the name\n");
release.in.name = *name;
release.in.dest_port = lp_nbt_port(tctx->lp_ctx);
release.in.dest_addr = address;
release.in.address = myaddress;
release.in.nb_flags = nb_flags;
release.in.broadcast = false;
release.in.timeout = 3;
release.in.retries = 0;
status = nbt_name_release(nbtsock, tctx, &release);
if (NT_STATUS_EQUAL(status, NT_STATUS_IO_TIMEOUT)) {
torture_assert_ntstatus_ok(tctx, status,
talloc_asprintf(tctx, "No response from %s for name release",
address));
}
torture_assert_ntstatus_ok(tctx, status,
talloc_asprintf(tctx, "Bad response from %s for name release",
address));
CHECK_NAME(tctx, release.out.name, *name);
CHECK_VALUE(tctx, release.out.rcode, 0);
if (nb_flags & NBT_NM_GROUP) {
/* ignore this for group names */
} else if (!low_port) {
torture_comment(tctx, "no low port - skip: register the name with a wrong address\n");
} else {
torture_comment(tctx, "register the name with a wrong address (makes the next request slow!)\n");
io.in.name = *name;
io.in.wins_port = lp_nbt_port(tctx->lp_ctx);
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io.in.wins_servers = const_str_list(
str_list_make_single(tctx, address));
io.in.addresses = const_str_list(
str_list_make_single(tctx, "127.64.64.1"));
io.in.nb_flags = nb_flags;
io.in.ttl = 300000;
status = nbt_name_register_wins(nbtsock, tctx, &io);
if (NT_STATUS_EQUAL(status, NT_STATUS_IO_TIMEOUT)) {
torture_assert_ntstatus_ok(tctx, status,
talloc_asprintf(tctx, "No response from %s for name register\n",
address));
}
torture_assert_ntstatus_ok(tctx, status,
talloc_asprintf(tctx, "Bad response from %s for name register\n",
address));
CHECK_STRING(tctx, io.out.wins_server, address);
CHECK_VALUE(tctx, io.out.rcode, 0);
}
torture_comment(tctx, "refresh the name with the correct address\n");
refresh.in.name = *name;
refresh.in.wins_port = lp_nbt_port(tctx->lp_ctx);
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refresh.in.wins_servers = const_str_list(
str_list_make_single(tctx, address));
refresh.in.addresses = const_str_list(
str_list_make_single(tctx, myaddress));
refresh.in.nb_flags = nb_flags;
refresh.in.ttl = 12345;
status = nbt_name_refresh_wins(nbtsock, tctx, &refresh);
if (NT_STATUS_EQUAL(status, NT_STATUS_IO_TIMEOUT)) {
torture_assert_ntstatus_ok(tctx, status,
talloc_asprintf(tctx, "No response from %s for name refresh",
address));
}
torture_assert_ntstatus_ok(tctx, status,
talloc_asprintf(tctx, "Bad response from %s for name refresh",
address));
CHECK_STRING(tctx, refresh.out.wins_server, address);
CHECK_VALUE(tctx, refresh.out.rcode, 0);
torture_comment(tctx, "release the name\n");
release.in.name = *name;
release.in.dest_port = lp_nbt_port(tctx->lp_ctx);
release.in.dest_addr = address;
release.in.address = myaddress;
release.in.nb_flags = nb_flags;
release.in.broadcast = false;
release.in.timeout = 3;
release.in.retries = 0;
status = nbt_name_release(nbtsock, tctx, &release);
torture_assert_ntstatus_ok(tctx, status, talloc_asprintf(tctx, "Bad response from %s for name query", address));
CHECK_NAME(tctx, release.out.name, *name);
CHECK_VALUE(tctx, release.out.rcode, 0);
torture_comment(tctx, "release again\n");
status = nbt_name_release(nbtsock, tctx, &release);
torture_assert_ntstatus_ok(tctx, status,
talloc_asprintf(tctx, "Bad response from %s for name query",
address));
CHECK_NAME(tctx, release.out.name, *name);
CHECK_VALUE(tctx, release.out.rcode, 0);
torture_comment(tctx, "query the name to make sure its gone\n");
query.in.name = *name;
status = nbt_name_query(nbtsock, tctx, &query);
if (name->type != NBT_NAME_LOGON &&
(nb_flags & NBT_NM_GROUP)) {
torture_assert_ntstatus_ok(tctx, status,
"ERROR: Name query failed after group release");
} else {
torture_assert_ntstatus_equal(tctx, status,
NT_STATUS_OBJECT_NAME_NOT_FOUND,
"Incorrect response to name query");
}
return true;
}
/*
test operations against a WINS server
*/
static bool nbt_test_wins(struct torture_context *tctx)
{
struct nbt_name name;
uint32_t r = (uint32_t)(random() % (100000));
const char *address;
bool ret = true;
if (!torture_nbt_get_name(tctx, &name, &address))
return false;
name.name = talloc_asprintf(tctx, "_TORTURE-%5u", r);
name.type = NBT_NAME_CLIENT;
name.scope = NULL;
ret &= nbt_test_wins_name(tctx, address, &name, NBT_NODE_H, true);
name.type = NBT_NAME_MASTER;
ret &= nbt_test_wins_name(tctx, address, &name, NBT_NODE_H, false);
ret &= nbt_test_wins_name(tctx, address, &name, NBT_NODE_H | NBT_NM_GROUP, false);
name.type = NBT_NAME_SERVER;
ret &= nbt_test_wins_name(tctx, address, &name, NBT_NODE_H, true);
name.type = NBT_NAME_LOGON;
ret &= nbt_test_wins_name(tctx, address, &name, NBT_NODE_H | NBT_NM_GROUP, false);
name.type = NBT_NAME_BROWSER;
ret &= nbt_test_wins_name(tctx, address, &name, NBT_NODE_H | NBT_NM_GROUP, false);
name.type = NBT_NAME_PDC;
ret &= nbt_test_wins_name(tctx, address, &name, NBT_NODE_H, true);
name.type = 0xBF;
ret &= nbt_test_wins_name(tctx, address, &name, NBT_NODE_H, true);
name.type = 0xBE;
ret &= nbt_test_wins_name(tctx, address, &name, NBT_NODE_H, false);
name.scope = "example";
name.type = 0x72;
ret &= nbt_test_wins_name(tctx, address, &name, NBT_NODE_H, true);
name.scope = "example";
name.type = 0x71;
ret &= nbt_test_wins_name(tctx, address, &name, NBT_NODE_H | NBT_NM_GROUP, false);
name.scope = "foo.example.com";
name.type = 0x72;
ret &= nbt_test_wins_name(tctx, address, &name, NBT_NODE_H, false);
name.name = talloc_asprintf(tctx, "_T\01-%5u.foo", r);
ret &= nbt_test_wins_name(tctx, address, &name, NBT_NODE_H, false);
name.name = "";
ret &= nbt_test_wins_name(tctx, address, &name, NBT_NODE_H, false);
name.name = talloc_asprintf(tctx, ".");
ret &= nbt_test_wins_name(tctx, address, &name, NBT_NODE_H, false);
name.name = talloc_asprintf(tctx, "%5u-\377\200\300FOO", r);
ret &= nbt_test_wins_name(tctx, address, &name, NBT_NODE_H, false);
return ret;
}
/*
test WINS operations
*/
struct torture_suite *torture_nbt_wins(TALLOC_CTX *mem_ctx)
{
struct torture_suite *suite = torture_suite_create(mem_ctx, "WINS");
torture_suite_add_simple_test(suite, "wins", nbt_test_wins);
return suite;
}