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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 2 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, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "includes.h"
#include "libcli/nbt/libnbt.h"
#include "librpc/gen_ndr/ndr_nbt.h"
#include "lib/socket/socket.h"
#define CHECK_VALUE(v, correct) do { \
if ((v) != (correct)) { \
printf("(%s) Incorrect value %s=%d - should be %d\n", \
__location__, #v, v, correct); \
ret = False; \
}} while (0)
#define CHECK_STRING(v, correct) do { \
if ((v) != (correct) && \
((v)==NULL || (correct)==NULL || StrCaseCmp(v, correct) != 0)) { \
printf("(%s) Incorrect value %s='%s' - should be '%s'\n", \
__location__, #v, v, correct); \
ret = False; \
}} while (0)
#define CHECK_NAME(_name, correct) do { \
CHECK_STRING((_name).name, (correct).name); \
CHECK_VALUE((_name).type, (correct).type); \
CHECK_STRING((_name).scope, (correct).scope); \
} while (0)
/*
test operations against a WINS server
*/
static BOOL nbt_test_wins_name(TALLOC_CTX *mem_ctx, const char *address,
struct nbt_name *name)
{
struct nbt_name_register_wins io;
struct nbt_name_query query;
struct nbt_name_refresh_wins refresh;
struct nbt_name_release release;
NTSTATUS status;
struct nbt_name_socket *nbtsock = nbt_name_socket_init(mem_ctx, NULL);
BOOL ret = True;
const char *myaddress = talloc_strdup(mem_ctx, iface_n_ip(0));
/* we do the listen here to ensure the WINS server receives the packets from
the right IP */
socket_listen(nbtsock->sock, myaddress, 0, 0, 0);
printf("Testing name registration to WINS with name %s<%02x> at %s\n",
name->name, name->type, myaddress);
if (name->scope) {
printf("scope is %s\n", name->scope);
}
io.in.name = *name;
io.in.wins_servers = str_list_make(mem_ctx, address, NULL);
io.in.addresses = str_list_make(mem_ctx, myaddress, NULL);
io.in.nb_flags = NBT_NODE_H;
io.in.ttl = 300000;
status = nbt_name_register_wins(nbtsock, mem_ctx, &io);
if (NT_STATUS_EQUAL(status, NT_STATUS_IO_TIMEOUT)) {
printf("No response from %s for name register\n", address);
return False;
}
if (!NT_STATUS_IS_OK(status)) {
printf("Bad response from %s for name register - %s\n",
address, nt_errstr(status));
return False;
}
CHECK_STRING(io.out.wins_server, address);
CHECK_VALUE(io.out.rcode, 0);
printf("query the name to make sure its there\n");
query.in.name = *name;
query.in.dest_addr = address;
query.in.broadcast = False;
query.in.wins_lookup = True;
query.in.timeout = 3;
query.in.retries = 0;
status = nbt_name_query(nbtsock, mem_ctx, &query);
if (NT_STATUS_EQUAL(status, NT_STATUS_IO_TIMEOUT)) {
printf("No response from %s for name query\n", address);
return False;
}
if (!NT_STATUS_IS_OK(status)) {
printf("Bad response from %s for name query - %s\n",
address, nt_errstr(status));
return False;
}
CHECK_NAME(query.out.name, *name);
CHECK_VALUE(query.out.num_addrs, 1);
CHECK_STRING(query.out.reply_addrs[0], myaddress);
printf("refresh the name\n");
refresh.in.name = *name;
refresh.in.wins_servers = str_list_make(mem_ctx, address, NULL);
refresh.in.addresses = str_list_make(mem_ctx, myaddress, NULL);
refresh.in.nb_flags = NBT_NODE_H;
refresh.in.ttl = 12345;
status = nbt_name_refresh_wins(nbtsock, mem_ctx, &refresh);
if (NT_STATUS_EQUAL(status, NT_STATUS_IO_TIMEOUT)) {
printf("No response from %s for name refresh\n", address);
return False;
}
if (!NT_STATUS_IS_OK(status)) {
printf("Bad response from %s for name refresh - %s\n",
address, nt_errstr(status));
return False;
}
CHECK_STRING(io.out.wins_server, address);
CHECK_VALUE(io.out.rcode, 0);
printf("release the name\n");
release.in.name = *name;
release.in.dest_addr = address;
release.in.address = myaddress;
release.in.nb_flags = NBT_NODE_H;
release.in.broadcast = False;
release.in.timeout = 3;
release.in.retries = 0;
status = nbt_name_release(nbtsock, mem_ctx, &release);
if (NT_STATUS_EQUAL(status, NT_STATUS_IO_TIMEOUT)) {
printf("No response from %s for name release\n", address);
return False;
}
if (!NT_STATUS_IS_OK(status)) {
printf("Bad response from %s for name query - %s\n",
address, nt_errstr(status));
return False;
}
CHECK_NAME(release.out.name, *name);
CHECK_VALUE(release.out.rcode, 0);
printf("release again\n");
status = nbt_name_release(nbtsock, mem_ctx, &release);
if (NT_STATUS_EQUAL(status, NT_STATUS_IO_TIMEOUT)) {
printf("No response from %s for name release\n", address);
return False;
}
if (!NT_STATUS_IS_OK(status)) {
printf("Bad response from %s for name query - %s\n",
address, nt_errstr(status));
return False;
}
CHECK_NAME(release.out.name, *name);
CHECK_VALUE(release.out.rcode, 0);
printf("query the name to make sure its gone\n");
status = nbt_name_query(nbtsock, mem_ctx, &query);
if (NT_STATUS_IS_OK(status)) {
printf("ERROR: Name query success after release\n");
return False;
}
if (!NT_STATUS_EQUAL(status, NT_STATUS_OBJECT_NAME_NOT_FOUND)) {
printf("Incorrect response to name query - %s\n", nt_errstr(status));
return False;
}
return ret;
}
/*
test operations against a WINS server
*/
static BOOL nbt_test_wins(TALLOC_CTX *mem_ctx, const char *address)
{
struct nbt_name name;
BOOL ret = True;
uint32_t r = (unsigned)(random() % (100000));
name.name = talloc_asprintf(mem_ctx, "_TORTURE-%5u", r);
name.type = NBT_NAME_CLIENT;
name.scope = NULL;
ret &= nbt_test_wins_name(mem_ctx, address, &name);
name.scope = "example";
name.type = 0x71;
ret &= nbt_test_wins_name(mem_ctx, address, &name);
name.scope = "foo.example.com";
ret &= nbt_test_wins_name(mem_ctx, address, &name);
name.name = talloc_asprintf(mem_ctx, "_T\01-%5u.foo", r);
ret &= nbt_test_wins_name(mem_ctx, address, &name);
name.name = "";
ret &= nbt_test_wins_name(mem_ctx, address, &name);
name.name = talloc_asprintf(mem_ctx, ".");
ret &= nbt_test_wins_name(mem_ctx, address, &name);
return ret;
}
/*
test WINS operations
*/
BOOL torture_nbt_wins(void)
{
const char *address;
struct nbt_name name;
TALLOC_CTX *mem_ctx = talloc_new(NULL);
NTSTATUS status;
BOOL ret = True;
name.name = lp_parm_string(-1, "torture", "host");
name.type = NBT_NAME_SERVER;
name.scope = NULL;
/* do an initial name resolution to find its IP */
status = resolve_name(&name, mem_ctx, &address);
if (!NT_STATUS_IS_OK(status)) {
printf("Failed to resolve %s - %s\n",
name.name, nt_errstr(status));
talloc_free(mem_ctx);
return False;
}
ret &= nbt_test_wins(mem_ctx, address);
talloc_free(mem_ctx);
return ret;
}
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