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/*
Unix SMB/CIFS implementation.
SMB read/write torture tester
Copyright (C) Andrew Tridgell 1997-2003
Copyright (C) Jelmer Vernooij 2006
Copyright (C) David Mulder 2019
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"
#include "torture/smbtorture.h"
#include "libcli/smb2/smb2.h"
#include "libcli/smb2/smb2_calls.h"
#include "torture/torture.h"
#include "torture/util.h"
#include "torture/smb2/proto.h"
#define CHECK_STATUS(_status, _expected) \
torture_assert_ntstatus_equal_goto(torture, _status, _expected, \
ret, done, "Incorrect status")
#define CHECK_VALUE(v, correct) \
torture_assert_int_equal_goto(torture, v, correct, \
ret, done, "Incorrect value")
#define FNAME "smb2_writetest.dat"
static bool run_smb2_readwritetest(struct torture_context *tctx,
struct smb2_tree *t1, struct smb2_tree *t2)
{
const char *lockfname = "torture2.lck";
struct smb2_create f1 = {0};
struct smb2_create f2 = {0};
struct smb2_handle h1 = {{0}};
struct smb2_handle h2 = {{0}};
int i;
uint8_t buf[131072];
bool correct = true;
NTSTATUS status;
int ret = 0;
ret = smb2_deltree(t1, lockfname);
torture_assert(tctx, ret != -1, "unlink failed");
f1.in.desired_access = SEC_FILE_ALL;
f1.in.share_access = NTCREATEX_SHARE_ACCESS_READ |
NTCREATEX_SHARE_ACCESS_WRITE;
f1.in.create_disposition = FILE_CREATE;
f1.in.fname = lockfname;
status = smb2_create(t1, tctx, &f1);
torture_assert_ntstatus_ok_goto(tctx, status, correct, done,
talloc_asprintf(tctx, "first open read/write of %s failed (%s)",
lockfname, nt_errstr(status)));
h1 = f1.out.file.handle;
f2.in.desired_access = SEC_FILE_READ_DATA;
f2.in.share_access = NTCREATEX_SHARE_ACCESS_READ |
NTCREATEX_SHARE_ACCESS_WRITE;
f2.in.create_disposition = FILE_OPEN;
f2.in.fname = lockfname;
status = smb2_create(t2, tctx, &f2);
torture_assert_ntstatus_ok_goto(tctx, status, correct, done,
talloc_asprintf(tctx, "second open read-only of %s failed (%s)",
lockfname, nt_errstr(status)));
h2 = f2.out.file.handle;
torture_comment(tctx, "Checking data integrity over %d ops\n",
torture_numops);
for (i = 0; i < torture_numops; i++) {
struct smb2_write w = {0};
struct smb2_read r = {0};
size_t buf_size = ((unsigned int)random()%(sizeof(buf)-1))+ 1;
if (i % 10 == 0) {
if (torture_setting_bool(tctx, "progress", true)) {
torture_comment(tctx, "%d\r", i); fflush(stdout);
}
}
generate_random_buffer(buf, buf_size);
w.in.file.handle = h1;
w.in.offset = 0;
w.in.data.data = buf;
w.in.data.length = buf_size;
status = smb2_write(t1, &w);
if (!NT_STATUS_IS_OK(status) || w.out.nwritten != buf_size) {
torture_comment(tctx, "write failed (%s)\n",
nt_errstr(status));
torture_result(tctx, TORTURE_FAIL,
"wrote %d, expected %d\n",
(int)w.out.nwritten, (int)buf_size);
correct = false;
goto done;
}
r.in.file.handle = h2;
r.in.offset = 0;
r.in.length = buf_size;
status = smb2_read(t2, tctx, &r);
if (!NT_STATUS_IS_OK(status) || r.out.data.length != buf_size) {
torture_comment(tctx, "read failed (%s)\n",
nt_errstr(status));
torture_result(tctx, TORTURE_FAIL,
"read %d, expected %d\n",
(int)r.out.data.length, (int)buf_size);
correct = false;
goto done;
}
torture_assert_mem_equal_goto(tctx, r.out.data.data, buf,
buf_size, correct, done, "read/write compare failed\n");
}
status = smb2_util_close(t2, h2);
torture_assert_ntstatus_ok_goto(tctx, status, correct, done,
talloc_asprintf(tctx, "close failed (%s)", nt_errstr(status)));
ZERO_STRUCT(h2);
status = smb2_util_close(t1, h1);
torture_assert_ntstatus_ok_goto(tctx, status, correct, done,
talloc_asprintf(tctx, "close failed (%s)", nt_errstr(status)));
ZERO_STRUCT(h1);
done:
if (!smb2_util_handle_empty(h2)) {
smb2_util_close(t2, h2);
}
if (!smb2_util_handle_empty(h1)) {
smb2_util_close(t1, h1);
}
status = smb2_util_unlink(t1, lockfname);
if (!NT_STATUS_IS_OK(status)) {
torture_comment(tctx, "unlink failed (%s)", nt_errstr(status));
}
return correct;
}
static bool run_smb2_wrap_readwritetest(struct torture_context *tctx,
struct smb2_tree *tree1,
struct smb2_tree *tree2)
{
return run_smb2_readwritetest(tctx, tree1, tree1);
}
static bool test_rw_invalid(struct torture_context *torture, struct smb2_tree *tree)
{
bool ret = true;
NTSTATUS status;
struct smb2_handle h;
uint8_t buf[64*1024];
struct smb2_read rd;
struct smb2_write w = {0};
union smb_setfileinfo sfinfo;
TALLOC_CTX *tmp_ctx = talloc_new(tree);
ZERO_STRUCT(buf);
smb2_util_unlink(tree, FNAME);
status = torture_smb2_testfile(tree, FNAME, &h);
CHECK_STATUS(status, NT_STATUS_OK);
/* set delete-on-close */
ZERO_STRUCT(sfinfo);
sfinfo.generic.level = RAW_SFILEINFO_DISPOSITION_INFORMATION;
sfinfo.disposition_info.in.delete_on_close = 1;
sfinfo.generic.in.file.handle = h;
status = smb2_setinfo_file(tree, &sfinfo);
CHECK_STATUS(status, NT_STATUS_OK);
status = smb2_util_write(tree, h, buf, 0, ARRAY_SIZE(buf));
CHECK_STATUS(status, NT_STATUS_OK);
ZERO_STRUCT(rd);
rd.in.file.handle = h;
rd.in.length = 10;
rd.in.offset = 0;
rd.in.min_count = 1;
status = smb2_read(tree, tmp_ctx, &rd);
CHECK_STATUS(status, NT_STATUS_OK);
CHECK_VALUE(rd.out.data.length, 10);
rd.in.min_count = 0;
rd.in.length = 10;
rd.in.offset = sizeof(buf);
status = smb2_read(tree, tmp_ctx, &rd);
CHECK_STATUS(status, NT_STATUS_END_OF_FILE);
rd.in.min_count = 0;
rd.in.length = 0;
rd.in.offset = sizeof(buf);
status = smb2_read(tree, tmp_ctx, &rd);
CHECK_STATUS(status, NT_STATUS_OK);
CHECK_VALUE(rd.out.data.length, 0);
rd.in.min_count = 0;
rd.in.length = 1;
rd.in.offset = INT64_MAX - 1;
status = smb2_read(tree, tmp_ctx, &rd);
CHECK_STATUS(status, NT_STATUS_END_OF_FILE);
rd.in.min_count = 0;
rd.in.length = 0;
rd.in.offset = INT64_MAX;
status = smb2_read(tree, tmp_ctx, &rd);
CHECK_STATUS(status, NT_STATUS_OK);
CHECK_VALUE(rd.out.data.length, 0);
rd.in.min_count = 0;
rd.in.length = 1;
rd.in.offset = INT64_MAX;
status = smb2_read(tree, tmp_ctx, &rd);
CHECK_STATUS(status, NT_STATUS_INVALID_PARAMETER);
rd.in.min_count = 0;
rd.in.length = 0;
rd.in.offset = (uint64_t)INT64_MAX + 1;
status = smb2_read(tree, tmp_ctx, &rd);
CHECK_STATUS(status, NT_STATUS_INVALID_PARAMETER);
rd.in.min_count = 0;
rd.in.length = 0;
rd.in.offset = (uint64_t)INT64_MIN;
status = smb2_read(tree, tmp_ctx, &rd);
CHECK_STATUS(status, NT_STATUS_INVALID_PARAMETER);
rd.in.min_count = 0;
rd.in.length = 0;
rd.in.offset = (uint64_t)(int64_t)-1;
status = smb2_read(tree, tmp_ctx, &rd);
CHECK_STATUS(status, NT_STATUS_INVALID_PARAMETER);
rd.in.min_count = 0;
rd.in.length = 0;
rd.in.offset = (uint64_t)(int64_t)-2;
status = smb2_read(tree, tmp_ctx, &rd);
CHECK_STATUS(status, NT_STATUS_INVALID_PARAMETER);
rd.in.min_count = 0;
rd.in.length = 0;
rd.in.offset = (uint64_t)(int64_t)-3;
status = smb2_read(tree, tmp_ctx, &rd);
CHECK_STATUS(status, NT_STATUS_INVALID_PARAMETER);
w.in.file.handle = h;
w.in.offset = (int64_t)-1;
w.in.data.data = buf;
w.in.data.length = ARRAY_SIZE(buf);
status = smb2_write(tree, &w);
CHECK_STATUS(status, NT_STATUS_INVALID_PARAMETER);
w.in.file.handle = h;
w.in.offset = (int64_t)-2;
w.in.data.data = buf;
w.in.data.length = ARRAY_SIZE(buf);
status = smb2_write(tree, &w);
CHECK_STATUS(status, NT_STATUS_INVALID_PARAMETER);
w.in.file.handle = h;
w.in.offset = INT64_MIN;
w.in.data.data = buf;
w.in.data.length = 1;
status = smb2_write(tree, &w);
CHECK_STATUS(status, NT_STATUS_INVALID_PARAMETER);
w.in.file.handle = h;
w.in.offset = INT64_MIN;
w.in.data.data = buf;
w.in.data.length = 0;
status = smb2_write(tree, &w);
CHECK_STATUS(status, NT_STATUS_INVALID_PARAMETER);
w.in.file.handle = h;
w.in.offset = INT64_MAX;
w.in.data.data = buf;
w.in.data.length = 0;
status = smb2_write(tree, &w);
CHECK_STATUS(status, NT_STATUS_OK);
CHECK_VALUE(w.out.nwritten, 0);
w.in.file.handle = h;
w.in.offset = INT64_MAX;
w.in.data.data = buf;
w.in.data.length = 1;
status = smb2_write(tree, &w);
CHECK_STATUS(status, NT_STATUS_INVALID_PARAMETER);
w.in.file.handle = h;
w.in.offset = (uint64_t)INT64_MAX + 1;
w.in.data.data = buf;
w.in.data.length = 0;
status = smb2_write(tree, &w);
CHECK_STATUS(status, NT_STATUS_INVALID_PARAMETER);
w.in.file.handle = h;
w.in.offset = 0xfffffff0000; /* MAXFILESIZE */
w.in.data.data = buf;
w.in.data.length = 1;
status = smb2_write(tree, &w);
CHECK_STATUS(status, NT_STATUS_INVALID_PARAMETER);
w.in.file.handle = h;
w.in.offset = 0xfffffff0000 - 1; /* MAXFILESIZE - 1 */
w.in.data.data = buf;
w.in.data.length = 1;
status = smb2_write(tree, &w);
if (TARGET_IS_SAMBA3(torture) || TARGET_IS_SAMBA4(torture)) {
CHECK_STATUS(status, NT_STATUS_OK);
CHECK_VALUE(w.out.nwritten, 1);
} else {
CHECK_STATUS(status, NT_STATUS_DISK_FULL);
}
w.in.file.handle = h;
w.in.offset = 0xfffffff0000; /* MAXFILESIZE */
w.in.data.data = buf;
w.in.data.length = 0;
status = smb2_write(tree, &w);
CHECK_STATUS(status, NT_STATUS_OK);
CHECK_VALUE(w.out.nwritten, 0);
done:
talloc_free(tmp_ctx);
return ret;
}
struct torture_suite *torture_smb2_readwrite_init(TALLOC_CTX *ctx)
{
struct torture_suite *suite = torture_suite_create(ctx, "rw");
torture_suite_add_2smb2_test(suite, "rw1", run_smb2_readwritetest);
torture_suite_add_2smb2_test(suite, "rw2", run_smb2_wrap_readwritetest);
torture_suite_add_1smb2_test(suite, "invalid", test_rw_invalid);
suite->description = talloc_strdup(suite, "SMB2 Samba4 Read/Write");
return suite;
}
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