source4/torture/vfs/acl_xattr.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3
   4    Copyright (C) Ralph Boehme 2016
   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 3 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, see <http://www.gnu.org/licenses/>.
  18 */
  19
  20 #include "includes.h"
  21 #include "lib/cmdline/popt_common.h"
  22 #include "libcli/smb2/smb2.h"
  23 #include "libcli/smb2/smb2_calls.h"
  24 #include "libcli/smb/smbXcli_base.h"
  25 #include "torture/torture.h"
  26 #include "torture/vfs/proto.h"
  27 #include "libcli/resolve/resolve.h"
  28 #include "torture/util.h"
  29 #include "torture/smb2/proto.h"
  30 #include "libcli/security/security.h"
  31 #include "librpc/gen_ndr/ndr_security.h"
  32 #include "lib/param/param.h"
  33
  34 #define BASEDIR "smb2-testsd"
  35
  36 #define CHECK_SECURITY_DESCRIPTOR(_sd1, _sd2) do { \
  37         if (!security_descriptor_equal(_sd1, _sd2)) { \
  38                 torture_warning(tctx, "security descriptors don't match!\n"); \
  39                 torture_warning(tctx, "got:\n"); \
  40                 NDR_PRINT_DEBUG(security_descriptor, _sd1); \
  41                 torture_warning(tctx, "expected:\n"); \
  42                 NDR_PRINT_DEBUG(security_descriptor, _sd2); \
  43                 torture_result(tctx, TORTURE_FAIL, \
  44                                "%s: security descriptors don't match!\n", \
  45                                __location__); \
  46                 ret = false; \
  47         } \
  48 } while (0)
  49
  50 /**
  51  * SMB2 connect with explicit share
  52  **/
  53 static bool torture_smb2_con_share(struct torture_context *tctx,
  54                            const char *share,
  55                            struct smb2_tree **tree)
  56 {
  57         struct smbcli_options options;
  58         NTSTATUS status;
  59         const char *host = torture_setting_string(tctx, "host", NULL);
  60         struct cli_credentials *credentials = cmdline_credentials;
  61
  62         lpcfg_smbcli_options(tctx->lp_ctx, &options);
  63
  64         status = smb2_connect_ext(tctx,
  65                                   host,
  66                                   lpcfg_smb_ports(tctx->lp_ctx),
  67                                   share,
  68                                   lpcfg_resolve_context(tctx->lp_ctx),
  69                                   credentials,
  70                                   0,
  71                                   tree,
  72                                   tctx->ev,
  73                                   &options,
  74                                   lpcfg_socket_options(tctx->lp_ctx),
  75                                   lpcfg_gensec_settings(tctx, tctx->lp_ctx)
  76                                   );
  77         if (!NT_STATUS_IS_OK(status)) {
  78                 printf("Failed to connect to SMB2 share \\\\%s\\%s - %s\n",
  79                        host, share, nt_errstr(status));
  80                 return false;
  81         }
  82         return true;
  83 }
  84
  85 static bool test_default_acl_posix(struct torture_context *tctx,
  86                                    struct smb2_tree *tree_unused)
  87 {
  88         struct smb2_tree *tree = NULL;
  89         NTSTATUS status;
  90         bool ok;
  91         bool ret = true;
  92         const char *dname = BASEDIR "\\testdir";
  93         const char *fname = BASEDIR "\\testdir\\testfile";
  94         struct smb2_handle fhandle, dhandle;
  95         union smb_fileinfo q;
  96         union smb_setfileinfo set;
  97         struct security_descriptor *sd = NULL;
  98         struct security_descriptor *exp_sd = NULL;
  99         char *owner_sid = NULL;
 100         char *group_sid = NULL;
 101
 102         ok = torture_smb2_con_share(tctx, "acl_xattr_ign_sysacl_posix", &tree);
 103         torture_assert_goto(tctx, ok == true, ret, done,
 104                             "Unable to connect to 'acl_xattr_ign_sysacl_posix'\n");
 105
 106         ok = smb2_util_setup_dir(tctx, tree, BASEDIR);
 107         torture_assert_goto(tctx, ok == true, ret, done, "Unable to setup testdir\n");
 108
 109         ZERO_STRUCT(dhandle);
 110         status = torture_smb2_testdir(tree, dname, &dhandle);
 111         torture_assert_ntstatus_ok_goto(tctx, status, ret, done, "torture_smb2_testdir\n");
 112
 113         torture_comment(tctx, "Get the original sd\n");
 114
 115         ZERO_STRUCT(q);
 116         q.query_secdesc.level = RAW_FILEINFO_SEC_DESC;
 117         q.query_secdesc.in.file.handle = dhandle;
 118         q.query_secdesc.in.secinfo_flags = SECINFO_DACL | SECINFO_OWNER | SECINFO_GROUP;
 119         status = smb2_getinfo_file(tree, tctx, &q);
 120         torture_assert_ntstatus_ok_goto(tctx, status, ret, done, "smb2_getinfo_file\n");
 121
 122         sd = q.query_secdesc.out.sd;
 123         owner_sid = dom_sid_string(tctx, sd->owner_sid);
 124         group_sid = dom_sid_string(tctx, sd->group_sid);
 125         torture_comment(tctx, "owner [%s] group [%s]\n", owner_sid, group_sid);
 126
 127         torture_comment(tctx, "Set ACL with no inheritable ACE\n");
 128
 129         sd = security_descriptor_dacl_create(tctx,
 130                                              0, NULL, NULL,
 131                                              owner_sid,
 132                                              SEC_ACE_TYPE_ACCESS_ALLOWED,
 133                                              SEC_RIGHTS_DIR_ALL,
 134                                              0,
 135                                              NULL);
 136
 137         ZERO_STRUCT(set);
 138         set.set_secdesc.level = RAW_SFILEINFO_SEC_DESC;
 139         set.set_secdesc.in.file.handle = dhandle;
 140         set.set_secdesc.in.secinfo_flags = SECINFO_DACL;
 141         set.set_secdesc.in.sd = sd;
 142         status = smb2_setinfo_file(tree, &set);
 143         torture_assert_ntstatus_ok_goto(tctx, status, ret, done, "smb2_setinfo_file\n");
 144
 145         TALLOC_FREE(sd);
 146         smb2_util_close(tree, dhandle);
 147
 148         torture_comment(tctx, "Create file\n");
 149
 150         ZERO_STRUCT(fhandle);
 151         status = torture_smb2_testfile(tree, fname, &fhandle);
 152         torture_assert_ntstatus_ok_goto(tctx, status, ret, done, "smb2_create_complex_file\n");
 153
 154         torture_comment(tctx, "Query file SD\n");
 155
 156         ZERO_STRUCT(q);
 157         q.query_secdesc.level = RAW_FILEINFO_SEC_DESC;
 158         q.query_secdesc.in.file.handle = fhandle;
 159         q.query_secdesc.in.secinfo_flags = SECINFO_DACL | SECINFO_OWNER | SECINFO_GROUP;
 160         status = smb2_getinfo_file(tree, tctx, &q);
 161         torture_assert_ntstatus_ok_goto(tctx, status, ret, done, "smb2_getinfo_file\n");
 162         sd = q.query_secdesc.out.sd;
 163
 164         smb2_util_close(tree, fhandle);
 165         ZERO_STRUCT(fhandle);
 166
 167         torture_comment(tctx, "Checking actual file SD against expected SD\n");
 168
 169         exp_sd = security_descriptor_dacl_create(
 170                 tctx, 0, owner_sid, group_sid,
 171                 owner_sid, SEC_ACE_TYPE_ACCESS_ALLOWED, SEC_RIGHTS_FILE_ALL, 0,
 172                 group_sid, SEC_ACE_TYPE_ACCESS_ALLOWED, SEC_RIGHTS_FILE_READ | SEC_FILE_EXECUTE, 0,
 173                 SID_WORLD, SEC_ACE_TYPE_ACCESS_ALLOWED, SEC_RIGHTS_FILE_READ | SEC_FILE_EXECUTE, 0,
 174                 SID_NT_SYSTEM, SEC_ACE_TYPE_ACCESS_ALLOWED, SEC_RIGHTS_FILE_ALL, 0,
 175                 NULL);
 176
 177         CHECK_SECURITY_DESCRIPTOR(sd, exp_sd);
 178
 179 done:
 180         if (!smb2_util_handle_empty(fhandle)) {
 181                 smb2_util_close(tree, fhandle);
 182         }
 183         if (!smb2_util_handle_empty(dhandle)) {
 184                 smb2_util_close(tree, dhandle);
 185         }
 186         if (tree != NULL) {
 187                 smb2_deltree(tree, BASEDIR);
 188                 smb2_tdis(tree);
 189         }
 190
 191         return ret;
 192 }
 193
 194 static bool test_default_acl_win(struct torture_context *tctx,
 195                                    struct smb2_tree *tree_unused)
 196 {
 197         struct smb2_tree *tree = NULL;
 198         NTSTATUS status;
 199         bool ok;
 200         bool ret = true;
 201         const char *dname = BASEDIR "\\testdir";
 202         const char *fname = BASEDIR "\\testdir\\testfile";
 203         struct smb2_handle fhandle, dhandle;
 204         union smb_fileinfo q;
 205         union smb_setfileinfo set;
 206         struct security_descriptor *sd = NULL;
 207         struct security_descriptor *exp_sd = NULL;
 208         char *owner_sid = NULL;
 209         char *group_sid = NULL;
 210
 211         ok = torture_smb2_con_share(tctx, "acl_xattr_ign_sysacl_windows", &tree);
 212         torture_assert_goto(tctx, ok == true, ret, done,
 213                             "Unable to connect to 'acl_xattr_ign_sysacl_windows'\n");
 214
 215         ok = smb2_util_setup_dir(tctx, tree, BASEDIR);
 216         torture_assert_goto(tctx, ok == true, ret, done, "Unable to setup testdir\n");
 217
 218         ZERO_STRUCT(dhandle);
 219         status = torture_smb2_testdir(tree, dname, &dhandle);
 220         torture_assert_ntstatus_ok_goto(tctx, status, ret, done, "torture_smb2_testdir\n");
 221
 222         torture_comment(tctx, "Get the original sd\n");
 223
 224         ZERO_STRUCT(q);
 225         q.query_secdesc.level = RAW_FILEINFO_SEC_DESC;
 226         q.query_secdesc.in.file.handle = dhandle;
 227         q.query_secdesc.in.secinfo_flags = SECINFO_DACL | SECINFO_OWNER | SECINFO_GROUP;
 228         status = smb2_getinfo_file(tree, tctx, &q);
 229         torture_assert_ntstatus_ok_goto(tctx, status, ret, done, "smb2_getinfo_file\n");
 230
 231         sd = q.query_secdesc.out.sd;
 232         owner_sid = dom_sid_string(tctx, sd->owner_sid);
 233         group_sid = dom_sid_string(tctx, sd->group_sid);
 234         torture_comment(tctx, "owner [%s] group [%s]\n", owner_sid, group_sid);
 235
 236         torture_comment(tctx, "Set ACL with no inheritable ACE\n");
 237
 238         sd = security_descriptor_dacl_create(tctx,
 239                                              0, NULL, NULL,
 240                                              owner_sid,
 241                                              SEC_ACE_TYPE_ACCESS_ALLOWED,
 242                                              SEC_RIGHTS_DIR_ALL,
 243                                              0,
 244                                              NULL);
 245
 246         ZERO_STRUCT(set);
 247         set.set_secdesc.level = RAW_SFILEINFO_SEC_DESC;
 248         set.set_secdesc.in.file.handle = dhandle;
 249         set.set_secdesc.in.secinfo_flags = SECINFO_DACL;
 250         set.set_secdesc.in.sd = sd;
 251         status = smb2_setinfo_file(tree, &set);
 252         torture_assert_ntstatus_ok_goto(tctx, status, ret, done, "smb2_setinfo_file\n");
 253
 254         TALLOC_FREE(sd);
 255         smb2_util_close(tree, dhandle);
 256
 257         torture_comment(tctx, "Create file\n");
 258
 259         ZERO_STRUCT(fhandle);
 260         status = torture_smb2_testfile(tree, fname, &fhandle);
 261         torture_assert_ntstatus_ok_goto(tctx, status, ret, done, "smb2_create_complex_file\n");
 262
 263         torture_comment(tctx, "Query file SD\n");
 264
 265         ZERO_STRUCT(q);
 266         q.query_secdesc.level = RAW_FILEINFO_SEC_DESC;
 267         q.query_secdesc.in.file.handle = fhandle;
 268         q.query_secdesc.in.secinfo_flags = SECINFO_DACL | SECINFO_OWNER | SECINFO_GROUP;
 269         status = smb2_getinfo_file(tree, tctx, &q);
 270         torture_assert_ntstatus_ok_goto(tctx, status, ret, done, "smb2_getinfo_file\n");
 271         sd = q.query_secdesc.out.sd;
 272
 273         smb2_util_close(tree, fhandle);
 274         ZERO_STRUCT(fhandle);
 275
 276         torture_comment(tctx, "Checking actual file SD against expected SD\n");
 277
 278         exp_sd = security_descriptor_dacl_create(
 279                 tctx, 0, owner_sid, group_sid,
 280                 owner_sid, SEC_ACE_TYPE_ACCESS_ALLOWED, SEC_RIGHTS_FILE_ALL, 0,
 281                 SID_NT_SYSTEM, SEC_ACE_TYPE_ACCESS_ALLOWED, SEC_RIGHTS_FILE_ALL, 0,
 282                 NULL);
 283
 284         CHECK_SECURITY_DESCRIPTOR(sd, exp_sd);
 285
 286 done:
 287         if (!smb2_util_handle_empty(fhandle)) {
 288                 smb2_util_close(tree, fhandle);
 289         }
 290         if (!smb2_util_handle_empty(dhandle)) {
 291                 smb2_util_close(tree, dhandle);
 292         }
 293         if (tree != NULL) {
 294                 smb2_deltree(tree, BASEDIR);
 295                 smb2_tdis(tree);
 296         }
 297
 298         return ret;
 299 }
 300
 301 /*
 302    basic testing of vfs_acl_xattr
 303 */
 304 struct torture_suite *torture_acl_xattr(void)
 305 {
 306         struct torture_suite *suite = torture_suite_create(talloc_autofree_context(), "acl_xattr");
 307
 308         torture_suite_add_1smb2_test(suite, "default-acl-style-posix", test_default_acl_posix);
 309         torture_suite_add_1smb2_test(suite, "default-acl-style-windows", test_default_acl_win);
 310
 311         suite->description = talloc_strdup(suite, "vfs_acl_xattr tests");
 312
 313         return suite;
 314 }