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r21648: Start a UNIX extensions test set. Add a test for the SMBWhoami query.

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This commit is contained in:
James Peach 2007-03-02 05:58:22 +00:00 committed by Gerald (Jerry) Carter
parent 2694bfb143
commit ca89683dc2
3 changed files with 395 additions and 0 deletions
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14
source/torture/config.mk
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@ -213,6 +213,20 @@ OBJ_FILES = \
# End MODULE TORTURE_NBENCH
#################################
#################################
# Start MODULE TORTURE_UNIX
[MODULE::TORTURE_UNIX]
SUBSYSTEM = torture
INIT_FUNCTION = torture_unix_init
PRIVATE_DEPENDENCIES = TORTURE_UTIL
PRIVATE_PROTO_HEADER = \
unix/proto.h
OBJ_FILES = \
unix/unix.o \
unix/whoami.o
# End MODULE TORTURE_UNIX
#################################
#################################
# Start SUBSYSTEM TORTURE_LDAP
[MODULE::TORTURE_LDAP]

39
source/torture/unix/unix.c Normal file
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@ -0,0 +1,39 @@
/*
UNIX Extensions test registration.
Copyright (C) 2006 James Peach
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 "torture/torture.h"
#include "torture/unix/proto.h"
NTSTATUS torture_unix_init(void)
{
struct torture_suite *suite =
torture_suite_create(talloc_autofree_context(), "UNIX");
suite->description =
talloc_strdup(suite, "CIFS UNIX extensions tests");
torture_suite_add_simple_test(suite,
"WHOAMI", apple_torture_unix_whoami);
return (torture_register_suite(suite)) ? NT_STATUS_OK
: NT_STATUS_UNSUCCESSFUL;
}

342
source/torture/unix/whoami.c Normal file
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@ -0,0 +1,342 @@
/*
Test the SMB_WHOAMI Unix extension.
Copyright (C) 2007 James Peach
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 "torture/torture.h"
#include "torture/basic/proto.h"
#include "libcli/libcli.h"
#include "libcli/raw/interfaces.h"
#include "lib/cmdline/popt_common.h"
#include "auth/credentials/credentials.h"
#define SMB_QUERY_POSIX_WHOAMI 0x202
/* Size (in bytes) of the required fields in the SMBwhoami response. */
#define WHOAMI_REQUIRED_SIZE 40
enum smb_whoami_flags {
SMB_WHOAMI_GUEST = 0x1 /* Logged in as (or squashed to) guest */
};
/*
SMBWhoami - Query the user mapping performed by the server for the
connected tree. This is a subcommand of the TRANS2_QFSINFO.
Returns:
4 bytes unsigned - mapping flags (smb_whoami_flags)
4 bytes unsigned - flags mask
8 bytes unsigned - primary UID
8 bytes unsigned - primary GID
4 bytes unsigned - number of supplementary GIDs
4 bytes unsigned - number of SIDs
4 bytes unsigned - SID list byte count
4 bytes - pad / reserved (must be zero)
8 bytes unsigned[] - list of GIDs (may be empty)
DOM_SID[] - list of SIDs (may be empty)
*/
struct smb_whoami
{
uint32_t mapping_flags;
uint32_t mapping_mask;
uint64_t server_uid;
uint64_t server_gid;
uint32_t num_gids;
uint32_t num_sids;
uint32_t num_sid_bytes;
uint32_t reserved; /* Must be zero */
uint64_t * gid_list;
struct dom_sid ** sid_list;
};
static struct smbcli_state *connect_to_server(void *mem_ctx)
{
NTSTATUS status;
struct smbcli_state *cli;
const char *host = lp_parm_string(-1, "torture", "host");
const char *share = lp_parm_string(-1, "torture", "share");
status = smbcli_full_connection(mem_ctx, &cli,
host, share, NULL,
cmdline_credentials, NULL);
if (!NT_STATUS_IS_OK(status)) {
printf("failed to connect to //%s/%s: %s\n",
host, share, nt_errstr(status));
return NULL;
}
return cli;
}
static BOOL sid_parse(void *mem_ctx,
struct torture_context *torture,
DATA_BLOB *data, size_t *offset,
struct dom_sid **psid)
{
size_t remain = data->length - *offset;
int i;
*psid = talloc_zero(mem_ctx, struct dom_sid);
torture_assert(torture, *psid != NULL, "out of memory");
torture_assert(torture, remain >= 8,
"invalid SID format");
(*psid)->sid_rev_num = CVAL(data->data, *offset);
(*psid)->num_auths = CVAL(data->data, *offset + 1);
memcpy((*psid)->id_auth, data->data + *offset + 2, 6);
(*offset) += 8;
remain = data->length - *offset;
torture_assert(torture, remain >= ((*psid)->num_auths * 4),
"invalid sub_auth byte count");
torture_assert(torture, (*psid)->num_auths >= 0,
"invalid sub_auth value");
torture_assert(torture, (*psid)->num_auths <= 15,
"invalid sub_auth value");
(*psid)->sub_auths = talloc_array(mem_ctx, uint32_t,
(*psid)->num_auths);
torture_assert(torture, (*psid)->sub_auths != NULL,
"out of memory");
for (i = 0; i < (*psid)->num_auths; i++) {
(*psid)->sub_auths[i] = IVAL(data->data, *offset);
(*offset) += 4;
}
return True;
}
static BOOL smb_raw_query_posix_whoami(void *mem_ctx,
struct torture_context *torture,
struct smbcli_state *cli,
struct smb_whoami *whoami,
unsigned max_data)
{
struct smb_trans2 tp;
NTSTATUS status;
size_t offset;
int i;
uint16_t setup = TRANSACT2_QFSINFO;
uint16_t info_level;
ZERO_STRUCTP(whoami);
tp.in.max_setup = 0;
tp.in.flags = 0;
tp.in.timeout = 0;
tp.in.setup_count = 1;
tp.in.max_param = 10;
tp.in.max_data = (uint16_t)max_data;
tp.in.setup = &setup;
tp.in.trans_name = NULL;
SSVAL(&info_level, 0, SMB_QUERY_POSIX_WHOAMI);
tp.in.params = data_blob_talloc(mem_ctx, &info_level, 2);
tp.in.data = data_blob_talloc(mem_ctx, NULL, 0);
status = smb_raw_trans2(cli->tree, mem_ctx, &tp);
torture_assert_ntstatus_equal(torture, status, NT_STATUS_OK,
"doing SMB_QUERY_POSIX_WHOAMI");
/* Make sure we got back all the required fields. */
torture_assert(torture, tp.out.params.length == 0,
"trans2 params should be empty");
torture_assert(torture, tp.out.data.length >= WHOAMI_REQUIRED_SIZE,
"checking for required response fields");
whoami->mapping_flags = IVAL(tp.out.data.data, 0);
whoami->mapping_mask = IVAL(tp.out.data.data, 4);
whoami->server_uid = BVAL(tp.out.data.data, 8);
whoami->server_gid = BVAL(tp.out.data.data, 16);
whoami->num_gids = IVAL(tp.out.data.data, 24);
whoami->num_sids = IVAL(tp.out.data.data, 28);
whoami->num_sid_bytes = IVAL(tp.out.data.data, 32);
whoami->reserved = IVAL(tp.out.data.data, 36);
/* The GID list and SID list are optional, depending on the count
* and length fields.
*/
if (whoami->num_sids != 0) {
torture_assert(torture, whoami->num_sid_bytes != 0,
"SID count does not match byte count");
}
printf("\tmapping_flags=0x%08x mapping_mask=0x%08x\n",
whoami->mapping_flags, whoami->mapping_mask);
printf("\tserver UID=%lld GID=%lld\n",
whoami->server_uid, whoami->server_gid);
printf("\t%u GIDs, %u SIDs, %u SID bytes\n",
whoami->num_gids, whoami->num_sids,
whoami->num_sid_bytes);
offset = WHOAMI_REQUIRED_SIZE;
torture_assert_int_equal(torture, whoami->reserved, 0,
"invalid reserved field");
if (tp.out.data.length == offset) {
/* No SIDs or GIDs returned */
torture_assert_int_equal(torture, whoami->num_gids, 0,
"invalid GID count");
torture_assert_int_equal(torture, whoami->num_sids, 0,
"invalid SID count");
torture_assert_int_equal(torture, whoami->num_sid_bytes, 0,
"invalid SID byte count");
return True;
}
if (whoami->num_gids != 0) {
int remain = tp.out.data.length - offset;
int gid_bytes = whoami->num_gids * 8;
if (whoami->num_sids == 0) {
torture_assert_int_equal(torture, remain, gid_bytes,
"GID count does not match data length");
} else {
torture_assert(torture, remain > gid_bytes,
"invalid GID count");
}
whoami->gid_list = talloc_array(mem_ctx, uint64_t, whoami->num_gids);
torture_assert(torture, whoami->gid_list != NULL, "out of memory");
for (i = 0; i < whoami->num_gids; ++i) {
whoami->gid_list[i] = BVAL(tp.out.data.data, offset);
offset += 8;
}
}
/* Check if there should be data left for the SID list. */
if (tp.out.data.length == offset) {
torture_assert_int_equal(torture, whoami->num_sids, 0,
"invalid SID count");
return True;
}
/* All the remaining bytes must be the SID list. */
torture_assert_int_equal(torture,
whoami->num_sid_bytes, (tp.out.data.length - offset),
"invalid SID byte count");
if (whoami->num_sids != 0) {
whoami->sid_list = talloc_array(mem_ctx, struct dom_sid *,
whoami->num_sids);
torture_assert(torture, whoami->sid_list != NULL,
"out of memory");
for (i = 0; i < whoami->num_sids; ++i) {
if (!sid_parse(mem_ctx, torture,
&tp.out.data, &offset,
&whoami->sid_list[i])) {
return False;
}
}
}
/* We should be at the end of the response now. */
torture_assert_int_equal(torture, tp.out.data.length, offset,
"trailing garbage bytes");
return True;
}
BOOL apple_torture_unix_whoami(struct torture_context *torture)
{
struct smbcli_state *cli;
struct smb_whoami whoami;
void *mem_ctx;
mem_ctx = talloc_init("smb_query_posix_whoami");
torture_assert(torture, mem_ctx != NULL, "malloc failed");
if (!(cli = connect_to_server(mem_ctx))) {
goto fail;
}
/* Test basic authenticated mapping. */
printf("calling SMB_QUERY_POSIX_WHOAMI on an authenticated connection\n");
if (!smb_raw_query_posix_whoami(mem_ctx, torture,
cli, &whoami, 0xFFFF)) {
smbcli_tdis(cli);
goto fail;
}
/* Test that the server drops the UID and GID list. */
printf("calling SMB_QUERY_POSIX_WHOAMI with a small buffer\n");
if (!smb_raw_query_posix_whoami(mem_ctx, torture,
cli, &whoami, 0x40)) {
smbcli_tdis(cli);
goto fail;
}
torture_assert_int_equal(torture, whoami.num_gids, 0,
"invalid GID count");
torture_assert_int_equal(torture, whoami.num_sids, 0,
"invalid SID count");
torture_assert_int_equal(torture, whoami.num_sid_bytes, 0,
"invalid SID bytes count");
smbcli_tdis(cli);
cli_credentials_set_anonymous(cmdline_credentials);
if (!(cli = connect_to_server(mem_ctx))) {
goto fail;
}
printf("calling SMB_QUERY_POSIX_WHOAMI on an anonymous connection\n");
if (!smb_raw_query_posix_whoami(mem_ctx, torture,
cli, &whoami, 0xFFFF)) {
smbcli_tdis(cli);
goto fail;
}
smbcli_tdis(cli);
/* Check that our anonymous login mapped us to guest on the server, but
* only if the server supports this.
*/
if (whoami.mapping_mask & SMB_WHOAMI_GUEST) {
printf("checking whether we were logged in as guest... %s\n",
whoami.mapping_flags & SMB_WHOAMI_GUEST ? "YES" : "NO");
torture_assert(torture, whoami.mapping_flags & SMB_WHOAMI_GUEST,
"anonymous login did not map to guest");
} else {
printf("server does not support SMB_WHOAMI_GUEST flag\n");
}
talloc_free(mem_ctx);
return True;
fail:
talloc_free(mem_ctx);
return False;
}
/* vim: set sts=8 sw=8 : */