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/*
Unix SMB/CIFS implementation.
Test some misc Samba3 code paths
Copyright (C) Volker Lendecke 2006
Copyright (C) Stefan Metzmacher 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 "system/time.h"
#include "system/filesys.h"
#include "libcli/smb2/smb2.h"
#include "libcli/smb2/smb2_calls.h"
#include "../libcli/smb/smbXcli_base.h"
#include "torture/torture.h"
#include "torture/smb2/proto.h"
#include "torture/util.h"
#include "lib/events/events.h"
#include "param/param.h"
#define CHECK_STATUS(status, correct) do { \
const char *_cmt = "(" __location__ ")"; \
torture_assert_ntstatus_equal_goto(tctx,status,correct, \
ret,done,_cmt); \
} while (0)
#define BASEDIR "samba3misc.smb2"
#define WAIT_FOR_ASYNC_RESPONSE(req) \
while (!req->cancel.can_cancel && req->state <= SMB2_REQUEST_RECV) { \
if (tevent_loop_once(tctx->ev) != 0) { \
break; \
} \
}
static void torture_smb2_tree_disconnect_timer(struct tevent_context *ev,
struct tevent_timer *te,
struct timeval now,
void *private_data)
{
struct smb2_tree *tree =
talloc_get_type_abort(private_data,
struct smb2_tree);
smbXcli_conn_disconnect(tree->session->transport->conn,
NT_STATUS_CTX_CLIENT_QUERY_TIMEOUT);
}
/*
* Check that Samba3 correctly deals with conflicting local posix byte range
* locks on an underlying file via "normal" SMB2 (without posix extensions).
*
* Note: This test depends on "posix locking = yes".
* Note: To run this test, use "--option=torture:localdir=<LOCALDIR>"
*/
static bool torture_samba3_localposixlock1(struct torture_context *tctx,
struct smb2_tree *tree)
{
NTSTATUS status;
bool ret = true;
int rc;
const char *fname = "posixtimedlock.dat";
const char *fpath;
const char *localdir;
const char *localname;
struct smb2_handle h = {{0}};
struct smb2_lock lck = {0};
struct smb2_lock_element el[1] = {{0}};
struct smb2_request *req = NULL;
int fd = -1;
struct flock posix_lock;
struct tevent_timer *te;
status = torture_smb2_testdir(tree, BASEDIR, &h);
CHECK_STATUS(status, NT_STATUS_OK);
smb2_util_close(tree, h);
status = torture_smb2_testfile(tree, fname, &h);
CHECK_STATUS(status, NT_STATUS_OK);
fpath = talloc_asprintf(tctx, "%s\\%s", BASEDIR, fname);
torture_assert(tctx, fpath != NULL, "fpath\n");
status = torture_smb2_testfile(tree, fpath, &h);
CHECK_STATUS(status, NT_STATUS_OK);
localdir = torture_setting_string(tctx, "localdir", NULL);
torture_assert(tctx, localdir != NULL,
"--option=torture:localdir=<LOCALDIR> required\n");
localname = talloc_asprintf(tctx, "%s/%s/%s",
localdir, BASEDIR, fname);
torture_assert(tctx, localname != NULL, "localname\n");
/*
* Lock a byte range from posix
*/
torture_comment(tctx, " local open(%s)\n", localname);
fd = open(localname, O_RDWR);
if (fd == -1) {
torture_warning(tctx, "open(%s) failed: %s\n",
localname, strerror(errno));
torture_assert(tctx, fd != -1, "open localname\n");
}
posix_lock.l_type = F_WRLCK;
posix_lock.l_whence = SEEK_SET;
posix_lock.l_start = 0;
posix_lock.l_len = 1;
torture_comment(tctx, " local fcntl\n");
rc = fcntl(fd, F_SETLK, &posix_lock);
if (rc == -1) {
torture_warning(tctx, "fcntl failed: %s\n", strerror(errno));
torture_assert_goto(tctx, rc != -1, ret, done,
"fcntl lock\n");
}
el[0].offset = 0;
el[0].length = 1;
el[0].reserved = 0x00000000;
el[0].flags = SMB2_LOCK_FLAG_EXCLUSIVE |
SMB2_LOCK_FLAG_FAIL_IMMEDIATELY;
lck.in.locks = el;
lck.in.lock_count = 0x0001;
lck.in.lock_sequence = 0x00000000;
lck.in.file.handle = h;
torture_comment(tctx, " remote non-blocking lock\n");
status = smb2_lock(tree, &lck);
CHECK_STATUS(status, NT_STATUS_LOCK_NOT_GRANTED);
torture_comment(tctx, " remote async blocking lock\n");
el[0].flags = SMB2_LOCK_FLAG_EXCLUSIVE;
req = smb2_lock_send(tree, &lck);
torture_assert_goto(tctx, req != NULL, ret, done, "smb2_lock_send()\n");
te = tevent_add_timer(tctx->ev,
tctx, timeval_current_ofs(5, 0),
torture_smb2_tree_disconnect_timer,
tree);
torture_assert_goto(tctx, te != NULL, ret, done, "tevent_add_timer\n");
torture_comment(tctx, " remote wait for STATUS_PENDING\n");
WAIT_FOR_ASYNC_RESPONSE(req);
torture_comment(tctx, " local close file\n");
close(fd);
fd = -1;
torture_comment(tctx, " remote lock should now succeed\n");
status = smb2_lock_recv(req, &lck);
CHECK_STATUS(status, NT_STATUS_OK);
done:
if (fd != -1) {
close(fd);
}
smb2_util_close(tree, h);
smb2_deltree(tree, BASEDIR);
return ret;
}
struct torture_suite *torture_smb2_samba3misc_init(TALLOC_CTX *ctx)
{
struct torture_suite *suite = torture_suite_create(ctx, "samba3misc");
torture_suite_add_1smb2_test(suite, "localposixlock1",
torture_samba3_localposixlock1);
suite->description = talloc_strdup(suite, "SMB2 Samba3 MISC");
return suite;
}
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