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/*
Unix SMB/CIFS implementation.
Test cleanup behaviour
Copyright (C) Volker Lendecke 2011
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 "locking/proto.h"
#include "torture/proto.h"
#include "system/filesys.h"
#include "system/select.h"
#include "libsmb/libsmb.h"
#include "libcli/smb/smbXcli_base.h"
#include "libcli/security/security.h"
#include "librpc/gen_ndr/open_files.h"
bool run_cleanup1(int dummy)
{
struct cli_state *cli;
const char *fname = "\\cleanup1";
uint16_t fnum;
NTSTATUS status;
printf("CLEANUP1: Checking that a conflicting share mode is cleaned "
"up\n");
if (!torture_open_connection(&cli, 0)) {
return false;
}
status = cli_openx(cli, fname, O_RDWR|O_CREAT, DENY_ALL, &fnum);
if (!NT_STATUS_IS_OK(status)) {
printf("open of %s failed (%s)\n", fname, nt_errstr(status));
return false;
}
status = smbXcli_conn_samba_suicide(cli->conn, 1);
if (!NT_STATUS_IS_OK(status)) {
printf("smbXcli_conn_samba_suicide failed: %s\n",
nt_errstr(status));
return false;
}
if (!torture_open_connection(&cli, 1)) {
return false;
}
status = cli_ntcreate(
cli, fname, 0,
FILE_GENERIC_READ|FILE_GENERIC_WRITE|DELETE_ACCESS,
FILE_ATTRIBUTE_NORMAL,
FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE,
FILE_OPEN, FILE_DELETE_ON_CLOSE, 0, &fnum, NULL);
if (!NT_STATUS_IS_OK(status)) {
printf("2nd open of %s failed (%s)\n", fname,
nt_errstr(status));
return false;
}
cli_close(cli, fnum);
torture_close_connection(cli);
return NT_STATUS_IS_OK(status);
}
bool run_cleanup2(int dummy)
{
struct cli_state *cli1, *cli2, *cli3;
const char *fname = "\\cleanup2";
uint16_t fnum1, fnum2, fnum3;
NTSTATUS status;
char buf;
printf("CLEANUP2: Checking that a conflicting brlock is cleaned up\n");
if (!torture_open_connection(&cli1, 0)) {
return false;
}
status = cli_ntcreate(
cli1, fname, 0, FILE_GENERIC_READ|FILE_GENERIC_WRITE,
FILE_ATTRIBUTE_NORMAL,
FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE,
FILE_OVERWRITE_IF, 0, 0, &fnum1, NULL);
if (!NT_STATUS_IS_OK(status)) {
printf("open of %s failed (%s)\n", fname, nt_errstr(status));
return false;
}
status = cli_lock32(cli1, fnum1, 0, 1, 0, WRITE_LOCK);
if (!NT_STATUS_IS_OK(status)) {
printf("lock failed (%s)\n", nt_errstr(status));
return false;
}
if (!torture_open_connection(&cli3, 1)) {
return false;
}
status = cli_ntcreate(
cli3, fname, 0, FILE_GENERIC_READ|FILE_GENERIC_WRITE,
FILE_ATTRIBUTE_NORMAL,
FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE,
FILE_OVERWRITE_IF, 0, 0, &fnum3, NULL);
if (!NT_STATUS_IS_OK(status)) {
printf("open of %s failed (%s)\n", fname, nt_errstr(status));
return false;
}
status = cli_lock32(cli3, fnum3, 1, 1, 0, WRITE_LOCK);
if (!NT_STATUS_IS_OK(status)) {
printf("lock failed (%s)\n", nt_errstr(status));
return false;
}
status = cli_lock32(cli1, fnum1, 2, 1, 0, WRITE_LOCK);
if (!NT_STATUS_IS_OK(status)) {
printf("lock failed (%s)\n", nt_errstr(status));
return false;
}
/*
* Check the file is indeed locked
*/
if (!torture_open_connection(&cli2, 1)) {
return false;
}
status = cli_ntcreate(
cli2, fname, 0, FILE_GENERIC_READ|FILE_GENERIC_WRITE,
FILE_ATTRIBUTE_NORMAL,
FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE,
FILE_OPEN, 0, 0, &fnum2, NULL);
if (!NT_STATUS_IS_OK(status)) {
printf("open of %s failed (%s)\n", fname, nt_errstr(status));
return false;
}
buf = 'x';
status = cli_smbwrite(cli2, fnum2, &buf, 0, 1, NULL);
if (!NT_STATUS_EQUAL(status, NT_STATUS_FILE_LOCK_CONFLICT)) {
printf("write succeeded\n");
return false;
}
/*
* Kill the lock holder
*/
status = smbXcli_conn_samba_suicide(cli1->conn, 1);
if (!NT_STATUS_IS_OK(status)) {
printf("smbXcli_conn_samba_suicide failed: %s\n",
nt_errstr(status));
return false;
}
/*
* Give the suicidal smbd a bit of time to really pass away
*/
smb_msleep(1000);
status = cli_smbwrite(cli2, fnum2, &buf, 0, 1, NULL);
if (!NT_STATUS_IS_OK(status)) {
printf("write failed: %s\n", nt_errstr(status));
return false;
}
return true;
}
bool run_cleanup4(int dummy)
{
struct cli_state *cli1, *cli2;
const char *fname = "\\cleanup4";
uint16_t fnum1, fnum2;
NTSTATUS status;
printf("CLEANUP4: Checking that a conflicting share mode is cleaned "
"up\n");
if (!torture_open_connection(&cli1, 0)) {
return false;
}
if (!torture_open_connection(&cli2, 0)) {
return false;
}
status = cli_ntcreate(
cli1, fname, 0,
FILE_GENERIC_READ|DELETE_ACCESS,
FILE_ATTRIBUTE_NORMAL,
FILE_SHARE_READ|FILE_SHARE_DELETE,
FILE_OVERWRITE_IF, 0, 0, &fnum1, NULL);
if (!NT_STATUS_IS_OK(status)) {
printf("creating file failed: %s\n",
nt_errstr(status));
return false;
}
status = cli_ntcreate(
cli2, fname, 0,
FILE_GENERIC_READ|DELETE_ACCESS,
FILE_ATTRIBUTE_NORMAL,
FILE_SHARE_READ|FILE_SHARE_DELETE,
FILE_OPEN, 0, 0, &fnum2, NULL);
if (!NT_STATUS_IS_OK(status)) {
printf("opening file 1st time failed: %s\n",
nt_errstr(status));
return false;
}
status = smbXcli_conn_samba_suicide(cli1->conn, 1);
if (!NT_STATUS_IS_OK(status)) {
printf("smbXcli_conn_samba_suicide failed: %s\n",
nt_errstr(status));
return false;
}
/*
* The next open will conflict with both opens above. The first open
* above will be correctly cleaned up. A bug in smbd iterating over
* the share mode array made it skip the share conflict check for the
* second open. Trigger this bug.
*/
status = cli_ntcreate(
cli2, fname, 0,
FILE_GENERIC_WRITE|DELETE_ACCESS,
FILE_ATTRIBUTE_NORMAL,
FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE,
FILE_OPEN, 0, 0, &fnum2, NULL);
if (!NT_STATUS_EQUAL(status, NT_STATUS_SHARING_VIOLATION)) {
printf("opening file 2nd time returned: %s\n",
nt_errstr(status));
return false;
}
return true;
}
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