1 /*
2 Unix SMB/CIFS implementation.
3
4 test server handling of unexpected client disconnects
5
6 Copyright (C) Andrew Tridgell 2004
7
8 This program is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 2 of the License, or
11 (at your option) any later version.
12
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
17
18 You should have received a copy of the GNU General Public License
19 along with this program; if not, write to the Free Software
20 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 */
22
23 #include "includes.h"
24 #include "torture/torture.h"
25 #include "system/filesys.h"
26 #include "libcli/raw/libcliraw.h"
27 #include "libcli/libcli.h"
28 #include "torture/util.h"
29
30 #define BASEDIR "\\test_disconnect"
31
32 #define CHECK_STATUS(status, correct) do { \
33 if (!NT_STATUS_EQUAL(status, correct)) { \
34 printf("(%s) Incorrect status %s - should be %s\n", \
35 __location__, nt_errstr(status), nt_errstr(correct)); \
36 talloc_free(cli); \
37 return False; \
38 }} while (0)
39
40 /*
41 test disconnect after async open
42 */
test_disconnect_open(struct smbcli_state * cli,TALLOC_CTX * mem_ctx)43 static BOOL test_disconnect_open(struct smbcli_state *cli, TALLOC_CTX *mem_ctx)
44 {
45 union smb_open io;
46 NTSTATUS status;
47 struct smbcli_request *req1, *req2;
48
49 printf("trying open/disconnect\n");
50
51 io.generic.level = RAW_OPEN_NTCREATEX;
52 io.ntcreatex.in.root_fid = 0;
53 io.ntcreatex.in.flags = 0;
54 io.ntcreatex.in.access_mask = SEC_FILE_READ_DATA;
55 io.ntcreatex.in.create_options = 0;
56 io.ntcreatex.in.file_attr = FILE_ATTRIBUTE_NORMAL;
57 io.ntcreatex.in.share_access = NTCREATEX_SHARE_ACCESS_READ;
58 io.ntcreatex.in.alloc_size = 0;
59 io.ntcreatex.in.open_disposition = NTCREATEX_DISP_OPEN_IF;
60 io.ntcreatex.in.impersonation = NTCREATEX_IMPERSONATION_ANONYMOUS;
61 io.ntcreatex.in.security_flags = 0;
62 io.ntcreatex.in.fname = BASEDIR "\\open.dat";
63 status = smb_raw_open(cli->tree, mem_ctx, &io);
64 CHECK_STATUS(status, NT_STATUS_OK);
65
66 io.ntcreatex.in.share_access = 0;
67 req1 = smb_raw_open_send(cli->tree, &io);
68 req2 = smb_raw_open_send(cli->tree, &io);
69
70 status = smbcli_chkpath(cli->tree, "\\");
71 CHECK_STATUS(status, NT_STATUS_OK);
72
73 talloc_free(cli);
74
75 return True;
76 }
77
78
79 /*
80 test disconnect with timed lock
81 */
test_disconnect_lock(struct smbcli_state * cli,TALLOC_CTX * mem_ctx)82 static BOOL test_disconnect_lock(struct smbcli_state *cli, TALLOC_CTX *mem_ctx)
83 {
84 union smb_lock io;
85 NTSTATUS status;
86 int fnum;
87 struct smbcli_request *req;
88 struct smb_lock_entry lock[1];
89
90 printf("trying disconnect with async lock\n");
91
92 fnum = smbcli_open(cli->tree, BASEDIR "\\write.dat",
93 O_RDWR | O_CREAT, DENY_NONE);
94 if (fnum == -1) {
95 printf("open failed in mux_write - %s\n", smbcli_errstr(cli->tree));
96 return False;
97 }
98
99 io.lockx.level = RAW_LOCK_LOCKX;
100 io.lockx.in.file.fnum = fnum;
101 io.lockx.in.mode = 0;
102 io.lockx.in.timeout = 0;
103 io.lockx.in.lock_cnt = 1;
104 io.lockx.in.ulock_cnt = 0;
105 lock[0].pid = 1;
106 lock[0].offset = 0;
107 lock[0].count = 4;
108 io.lockx.in.locks = &lock[0];
109
110 status = smb_raw_lock(cli->tree, &io);
111 CHECK_STATUS(status, NT_STATUS_OK);
112
113 lock[0].pid = 2;
114 io.lockx.in.timeout = 3000;
115 req = smb_raw_lock_send(cli->tree, &io);
116
117 status = smbcli_chkpath(cli->tree, "\\");
118 CHECK_STATUS(status, NT_STATUS_OK);
119
120 talloc_free(cli);
121
122 return True;
123 }
124
125
126
127 /*
128 basic testing of disconnects
129 */
torture_disconnect(struct torture_context * torture)130 BOOL torture_disconnect(struct torture_context *torture)
131 {
132 BOOL ret = True;
133 TALLOC_CTX *mem_ctx;
134 int i;
135 extern int torture_numops;
136 struct smbcli_state *cli;
137
138 mem_ctx = talloc_init("torture_raw_mux");
139
140 if (!torture_open_connection(&cli, 0)) {
141 return False;
142 }
143
144 if (!torture_setup_dir(cli, BASEDIR)) {
145 return False;
146 }
147
148 for (i=0;i<torture_numops;i++) {
149 ret &= test_disconnect_lock(cli, mem_ctx);
150 if (!torture_open_connection(&cli, 0)) {
151 return False;
152 }
153
154 ret &= test_disconnect_open(cli, mem_ctx);
155 if (!torture_open_connection(&cli, 0)) {
156 return False;
157 }
158
159 if (torture_setting_bool(torture, "samba3", False)) {
160 /*
161 * In Samba3 it might happen that the old smbd from
162 * test_disconnect_lock is not scheduled before the
163 * new process comes in. Try to get rid of the random
164 * failures in the build farm.
165 */
166 msleep(200);
167 }
168 }
169
170 smb_raw_exit(cli->session);
171 smbcli_deltree(cli->tree, BASEDIR);
172 talloc_free(mem_ctx);
173 return ret;
174 }
175