2 Unix SMB/CIFS implementation.
3 SMB torture tester - mangling test
4 Copyright (C) Andrew Tridgell 2002
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 3 of the License, or
9 (at your option) any later version.
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.
16 You should have received a copy of the GNU General Public License
17 along with this program. If not, see <http://www.gnu.org/licenses/>.
21 #include "torture/torture.h"
22 #include "system/filesys.h"
23 #include "system/dir.h"
24 #include "lib/tdb/include/tdb.h"
25 #include "lib/util/util_tdb.h"
26 #include "libcli/libcli.h"
27 #include "torture/util.h"
30 static TDB_CONTEXT *tdb;
32 #define NAME_LENGTH 20
34 static uint_t total, collisions, failures;
36 static BOOL test_one(struct smbcli_state *cli, const char *name)
39 const char *shortname;
46 fnum = smbcli_open(cli->tree, name, O_RDWR|O_CREAT|O_EXCL, DENY_NONE);
48 printf("open of %s failed (%s)\n", name, smbcli_errstr(cli->tree));
52 if (NT_STATUS_IS_ERR(smbcli_close(cli->tree, fnum))) {
53 printf("close of %s failed (%s)\n", name, smbcli_errstr(cli->tree));
57 /* get the short name */
58 status = smbcli_qpathinfo_alt_name(cli->tree, name, &shortname);
59 if (!NT_STATUS_IS_OK(status)) {
60 printf("query altname of %s failed (%s)\n", name, smbcli_errstr(cli->tree));
64 snprintf(name2, sizeof(name2), "\\mangle_test\\%s", shortname);
65 if (NT_STATUS_IS_ERR(smbcli_unlink(cli->tree, name2))) {
66 printf("unlink of %s (%s) failed (%s)\n",
67 name2, name, smbcli_errstr(cli->tree));
71 /* recreate by short name */
72 fnum = smbcli_open(cli->tree, name2, O_RDWR|O_CREAT|O_EXCL, DENY_NONE);
74 printf("open2 of %s failed (%s)\n", name2, smbcli_errstr(cli->tree));
77 if (NT_STATUS_IS_ERR(smbcli_close(cli->tree, fnum))) {
78 printf("close of %s failed (%s)\n", name, smbcli_errstr(cli->tree));
82 /* and unlink by long name */
83 if (NT_STATUS_IS_ERR(smbcli_unlink(cli->tree, name))) {
84 printf("unlink2 of %s (%s) failed (%s)\n",
85 name, name2, smbcli_errstr(cli->tree));
87 smbcli_unlink(cli->tree, name2);
91 /* see if the short name is already in the tdb */
92 data = tdb_fetch_bystring(tdb, shortname);
94 /* maybe its a duplicate long name? */
95 if (strcasecmp(name, (const char *)data.dptr) != 0) {
96 /* we have a collision */
98 printf("Collision between %s and %s -> %s "
99 " (coll/tot: %u/%u)\n",
100 name, data.dptr, shortname, collisions, total);
105 /* store it for later */
106 namedata.dptr = discard_const_p(uint8_t, name);
107 namedata.dsize = strlen(name)+1;
108 tdb_store_bystring(tdb, shortname, namedata, TDB_REPLACE);
115 static void gen_name(char *name)
117 const char *chars = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz._-$~...";
118 uint_t max_idx = strlen(chars);
123 fstrcpy(name, "\\mangle_test\\");
124 p = name + strlen(name);
126 len = 1 + random() % NAME_LENGTH;
128 for (i=0;i<len;i++) {
129 p[i] = chars[random() % max_idx];
134 if (ISDOT(p) || ISDOTDOT(p)) {
138 /* have a high probability of a common lead char */
139 if (random() % 2 == 0) {
143 /* and a medium probability of a common lead string */
144 if (random() % 10 == 0) {
145 strncpy(p, "ABCDE", 5);
148 /* and a high probability of a good extension length */
149 if (random() % 2 == 0) {
150 char *s = strrchr(p, '.');
158 BOOL torture_mangle(struct torture_context *torture,
159 struct smbcli_state *cli)
161 extern int torture_numops;
164 /* we will use an internal tdb to store the names we have used */
165 tdb = tdb_open(NULL, 100000, TDB_INTERNAL, 0, 0);
167 printf("ERROR: Failed to open tdb\n");
171 if (!torture_setup_dir(cli, "\\mangle_test")) {
175 for (i=0;i<torture_numops;i++) {
182 if (!test_one(cli, name)) {
185 if (total && total % 100 == 0) {
186 if (torture_setting_bool(torture, "progress", true)) {
187 printf("collisions %u/%u - %.2f%% (%u failures)\r",
188 collisions, total, (100.0*collisions) / total, failures);
193 smbcli_unlink(cli->tree, "\\mangle_test\\*");
194 if (NT_STATUS_IS_ERR(smbcli_rmdir(cli->tree, "\\mangle_test"))) {
195 printf("ERROR: Failed to remove directory\n");
199 printf("\nTotal collisions %u/%u - %.2f%% (%u failures)\n",
200 collisions, total, (100.0*collisions) / total, failures);
202 return (failures == 0);