1 /*
2 Unix SMB/CIFS implementation.
3 basic raw test suite for multiplexing
4 Copyright (C) Andrew Tridgell 2003
5
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
10
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
15
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software
18 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
19 */
20
21 #include "includes.h"
22 #include "torture/torture.h"
23 #include "system/filesys.h"
24 #include "libcli/raw/libcliraw.h"
25 #include "libcli/libcli.h"
26 #include "torture/util.h"
27
28 #define BASEDIR "\\test_mux"
29
30 #define CHECK_STATUS(status, correct) do { \
31 if (!NT_STATUS_EQUAL(status, correct)) { \
32 printf("(%s) Incorrect status %s - should be %s\n", \
33 __location__, nt_errstr(status), nt_errstr(correct)); \
34 ret = False; \
35 goto done; \
36 }} while (0)
37
38
39 /*
40 test the delayed reply to a open that leads to a sharing violation
41 */
test_mux_open(struct smbcli_state * cli,TALLOC_CTX * mem_ctx)42 static BOOL test_mux_open(struct smbcli_state *cli, TALLOC_CTX *mem_ctx)
43 {
44 union smb_open io;
45 NTSTATUS status;
46 int fnum1, fnum2;
47 BOOL ret = True;
48 struct smbcli_request *req1, *req2;
49 struct timeval tv;
50 double d;
51
52 printf("testing multiplexed open/open/close\n");
53
54 printf("send first open\n");
55 io.generic.level = RAW_OPEN_NTCREATEX;
56 io.ntcreatex.in.root_fid = 0;
57 io.ntcreatex.in.flags = 0;
58 io.ntcreatex.in.access_mask = SEC_FILE_READ_DATA;
59 io.ntcreatex.in.create_options = 0;
60 io.ntcreatex.in.file_attr = FILE_ATTRIBUTE_NORMAL;
61 io.ntcreatex.in.share_access = NTCREATEX_SHARE_ACCESS_READ;
62 io.ntcreatex.in.alloc_size = 0;
63 io.ntcreatex.in.open_disposition = NTCREATEX_DISP_CREATE;
64 io.ntcreatex.in.impersonation = NTCREATEX_IMPERSONATION_ANONYMOUS;
65 io.ntcreatex.in.security_flags = 0;
66 io.ntcreatex.in.fname = BASEDIR "\\open.dat";
67 status = smb_raw_open(cli->tree, mem_ctx, &io);
68 CHECK_STATUS(status, NT_STATUS_OK);
69 fnum1 = io.ntcreatex.out.file.fnum;
70
71 printf("send 2nd open, non-conflicting\n");
72 io.ntcreatex.in.open_disposition = NTCREATEX_DISP_OPEN;
73 status = smb_raw_open(cli->tree, mem_ctx, &io);
74 CHECK_STATUS(status, NT_STATUS_OK);
75 fnum2 = io.ntcreatex.out.file.fnum;
76
77 tv = timeval_current();
78
79 printf("send 3rd open, conflicting\n");
80 io.ntcreatex.in.share_access = 0;
81 status = smb_raw_open(cli->tree, mem_ctx, &io);
82 CHECK_STATUS(status, NT_STATUS_SHARING_VIOLATION);
83
84 d = timeval_elapsed(&tv);
85 if (d < 0.5 || d > 1.5) {
86 printf("bad timeout for conflict - %.2f should be 1.0\n", d);
87 } else {
88 printf("open delay %.2f\n", d);
89 }
90
91 printf("send async open, conflicting\n");
92 tv = timeval_current();
93 req1 = smb_raw_open_send(cli->tree, &io);
94
95 printf("send 2nd async open, conflicting\n");
96 tv = timeval_current();
97 req2 = smb_raw_open_send(cli->tree, &io);
98
99 printf("close first sync open\n");
100 smbcli_close(cli->tree, fnum1);
101
102 printf("cancel 2nd async open (should be ignored)\n");
103 smb_raw_ntcancel(req2);
104
105 d = timeval_elapsed(&tv);
106 if (d > 0.25) {
107 printf("bad timeout after cancel - %.2f should be <0.25\n", d);
108 ret = False;
109 }
110
111 printf("close the 2nd sync open\n");
112 smbcli_close(cli->tree, fnum2);
113
114 printf("see if the 1st async open now succeeded\n");
115 status = smb_raw_open_recv(req1, mem_ctx, &io);
116 CHECK_STATUS(status, NT_STATUS_OK);
117
118 d = timeval_elapsed(&tv);
119 if (d > 0.25) {
120 printf("bad timeout for async conflict - %.2f should be <0.25\n", d);
121 ret = False;
122 } else {
123 printf("async open delay %.2f\n", d);
124 }
125
126 printf("2nd async open should have timed out\n");
127 status = smb_raw_open_recv(req2, mem_ctx, &io);
128 CHECK_STATUS(status, NT_STATUS_SHARING_VIOLATION);
129 d = timeval_elapsed(&tv);
130 if (d < 0.8) {
131 printf("bad timeout for async conflict - %.2f should be 1.0\n", d);
132 }
133
134 printf("close the 1st async open\n");
135 smbcli_close(cli->tree, io.ntcreatex.out.file.fnum);
136
137 done:
138 return ret;
139 }
140
141
142 /*
143 test a write that hits a byte range lock and send the close after the write
144 */
test_mux_write(struct smbcli_state * cli,TALLOC_CTX * mem_ctx)145 static BOOL test_mux_write(struct smbcli_state *cli, TALLOC_CTX *mem_ctx)
146 {
147 union smb_write io;
148 NTSTATUS status;
149 int fnum;
150 BOOL ret = True;
151 struct smbcli_request *req;
152
153 printf("testing multiplexed lock/write/close\n");
154
155 fnum = smbcli_open(cli->tree, BASEDIR "\\write.dat", O_RDWR | O_CREAT, DENY_NONE);
156 if (fnum == -1) {
157 printf("open failed in mux_write - %s\n", smbcli_errstr(cli->tree));
158 ret = False;
159 goto done;
160 }
161
162 cli->session->pid = 1;
163
164 /* lock a range */
165 if (NT_STATUS_IS_ERR(smbcli_lock(cli->tree, fnum, 0, 4, 0, WRITE_LOCK))) {
166 printf("lock failed in mux_write - %s\n", smbcli_errstr(cli->tree));
167 ret = False;
168 goto done;
169 }
170
171 cli->session->pid = 2;
172
173 /* send an async write */
174 io.generic.level = RAW_WRITE_WRITEX;
175 io.writex.in.file.fnum = fnum;
176 io.writex.in.offset = 0;
177 io.writex.in.wmode = 0;
178 io.writex.in.remaining = 0;
179 io.writex.in.count = 4;
180 io.writex.in.data = (void *)&fnum;
181 req = smb_raw_write_send(cli->tree, &io);
182
183 /* unlock the range */
184 cli->session->pid = 1;
185 smbcli_unlock(cli->tree, fnum, 0, 4);
186
187 /* and recv the async write reply */
188 status = smb_raw_write_recv(req, &io);
189 CHECK_STATUS(status, NT_STATUS_FILE_LOCK_CONFLICT);
190
191 smbcli_close(cli->tree, fnum);
192
193 done:
194 return ret;
195 }
196
197
198 /*
199 test a lock that conflicts with an existing lock
200 */
test_mux_lock(struct smbcli_state * cli,TALLOC_CTX * mem_ctx)201 static BOOL test_mux_lock(struct smbcli_state *cli, TALLOC_CTX *mem_ctx)
202 {
203 union smb_lock io;
204 NTSTATUS status;
205 int fnum;
206 BOOL ret = True;
207 struct smbcli_request *req;
208 struct smb_lock_entry lock[1];
209
210 printf("TESTING MULTIPLEXED LOCK/LOCK/UNLOCK\n");
211
212 fnum = smbcli_open(cli->tree, BASEDIR "\\write.dat", O_RDWR | O_CREAT, DENY_NONE);
213 if (fnum == -1) {
214 printf("open failed in mux_write - %s\n", smbcli_errstr(cli->tree));
215 ret = False;
216 goto done;
217 }
218
219 printf("establishing a lock\n");
220 io.lockx.level = RAW_LOCK_LOCKX;
221 io.lockx.in.file.fnum = fnum;
222 io.lockx.in.mode = 0;
223 io.lockx.in.timeout = 0;
224 io.lockx.in.lock_cnt = 1;
225 io.lockx.in.ulock_cnt = 0;
226 lock[0].pid = 1;
227 lock[0].offset = 0;
228 lock[0].count = 4;
229 io.lockx.in.locks = &lock[0];
230
231 status = smb_raw_lock(cli->tree, &io);
232 CHECK_STATUS(status, NT_STATUS_OK);
233
234 printf("the second lock will conflict with the first\n");
235 lock[0].pid = 2;
236 io.lockx.in.timeout = 1000;
237 status = smb_raw_lock(cli->tree, &io);
238 CHECK_STATUS(status, NT_STATUS_FILE_LOCK_CONFLICT);
239
240 printf("this will too, but we'll unlock while waiting\n");
241 req = smb_raw_lock_send(cli->tree, &io);
242
243 printf("unlock the first range\n");
244 lock[0].pid = 1;
245 io.lockx.in.ulock_cnt = 1;
246 io.lockx.in.lock_cnt = 0;
247 io.lockx.in.timeout = 0;
248 status = smb_raw_lock(cli->tree, &io);
249 CHECK_STATUS(status, NT_STATUS_OK);
250
251 printf("recv the async reply\n");
252 status = smbcli_request_simple_recv(req);
253 CHECK_STATUS(status, NT_STATUS_OK);
254
255 printf("reopening with an exit\n");
256 smb_raw_exit(cli->session);
257 fnum = smbcli_open(cli->tree, BASEDIR "\\write.dat", O_RDWR | O_CREAT, DENY_NONE);
258
259 printf("Now trying with a cancel\n");
260
261 io.lockx.level = RAW_LOCK_LOCKX;
262 io.lockx.in.file.fnum = fnum;
263 io.lockx.in.mode = 0;
264 io.lockx.in.timeout = 0;
265 io.lockx.in.lock_cnt = 1;
266 io.lockx.in.ulock_cnt = 0;
267 lock[0].pid = 1;
268 lock[0].offset = 0;
269 lock[0].count = 4;
270 io.lockx.in.locks = &lock[0];
271
272 status = smb_raw_lock(cli->tree, &io);
273 CHECK_STATUS(status, NT_STATUS_OK);
274
275 lock[0].pid = 2;
276 io.lockx.in.timeout = 1000;
277 status = smb_raw_lock(cli->tree, &io);
278 CHECK_STATUS(status, NT_STATUS_FILE_LOCK_CONFLICT);
279
280 req = smb_raw_lock_send(cli->tree, &io);
281
282 /* cancel the blocking lock */
283 smb_raw_ntcancel(req);
284
285 /* the 2nd cancel is totally harmless, but tests the server trying to
286 cancel an already cancelled request */
287 smb_raw_ntcancel(req);
288
289 lock[0].pid = 1;
290 io.lockx.in.ulock_cnt = 1;
291 io.lockx.in.lock_cnt = 0;
292 io.lockx.in.timeout = 0;
293 status = smb_raw_lock(cli->tree, &io);
294 CHECK_STATUS(status, NT_STATUS_OK);
295
296 status = smbcli_request_simple_recv(req);
297 CHECK_STATUS(status, NT_STATUS_FILE_LOCK_CONFLICT);
298
299 smbcli_close(cli->tree, fnum);
300
301 done:
302 return ret;
303 }
304
305
306
307 /*
308 basic testing of multiplexing notify
309 */
torture_raw_mux(struct torture_context * torture)310 BOOL torture_raw_mux(struct torture_context *torture)
311 {
312 struct smbcli_state *cli;
313 BOOL ret = True;
314 TALLOC_CTX *mem_ctx;
315
316 if (!torture_open_connection(&cli, 0)) {
317 return False;
318 }
319
320 mem_ctx = talloc_init("torture_raw_mux");
321
322 if (!torture_setup_dir(cli, BASEDIR)) {
323 return False;
324 }
325
326 if (!test_mux_open(cli, mem_ctx)) {
327 ret = False;
328 }
329
330 if (!test_mux_write(cli, mem_ctx)) {
331 ret = False;
332 }
333
334 if (!test_mux_lock(cli, mem_ctx)) {
335 ret = False;
336 }
337
338 smb_raw_exit(cli->session);
339 smbcli_deltree(cli->tree, BASEDIR);
340 torture_close_connection(cli);
341 talloc_free(mem_ctx);
342 return ret;
343 }
344