summaryrefslogtreecommitdiffstats
path: root/source4/torture/smb2/samba3misc.c
blob: 6696c062e94ce05487a08098cdcbef7c7f327bee (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
/*
   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;
}