source3/utils/smbcquotas.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3    QUOTA get/set utility
   4
   5    Copyright (C) Andrew Tridgell                2000
   6    Copyright (C) Tim Potter                     2000
   7    Copyright (C) Jeremy Allison                 2000
   8    Copyright (C) Stefan (metze) Metzmacher      2003
   9
  10    This program is free software; you can redistribute it and/or modify
  11    it under the terms of the GNU General Public License as published by
  12    the Free Software Foundation; either version 3 of the License, or
  13    (at your option) any later version.
  14
  15    This program is distributed in the hope that it will be useful,
  16    but WITHOUT ANY WARRANTY; without even the implied warranty of
  17    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18    GNU General Public License for more details.
  19
  20    You should have received a copy of the GNU General Public License
  21    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  22 */
  23
  24 #include "includes.h"
  25
  26 static pstring server;
  27
  28 /* numeric is set when the user wants numeric SIDs and ACEs rather
  29    than going via LSA calls to resolve them */
  30 static bool numeric;
  31 static bool verbose;
  32
  33 enum todo_values {NOOP_QUOTA=0,FS_QUOTA,USER_QUOTA,LIST_QUOTA,SET_QUOTA};
  34 enum exit_values {EXIT_OK, EXIT_FAILED, EXIT_PARSE_ERROR};
  35
  36 static struct cli_state *cli_ipc;
  37 static struct rpc_pipe_client *global_pipe_hnd;
  38 static POLICY_HND pol;
  39 static bool got_policy_hnd;
  40
  41 static struct cli_state *connect_one(const char *share);
  42
  43 /* Open cli connection and policy handle */
  44
  45 static bool cli_open_policy_hnd(void)
  46 {
  47         /* Initialise cli LSA connection */
  48
  49         if (!cli_ipc) {
  50                 NTSTATUS ret;
  51                 cli_ipc = connect_one("IPC$");
  52                 global_pipe_hnd = cli_rpc_pipe_open_noauth(cli_ipc, PI_LSARPC, &ret);
  53                 if (!global_pipe_hnd) {
  54                                 return False;
  55                 }
  56         }
  57
  58         /* Open policy handle */
  59
  60         if (!got_policy_hnd) {
  61
  62                 /* Some systems don't support SEC_RIGHTS_MAXIMUM_ALLOWED,
  63                    but NT sends 0x2000000 so we might as well do it too. */
  64
  65                 if (!NT_STATUS_IS_OK(rpccli_lsa_open_policy(global_pipe_hnd, cli_ipc->mem_ctx, True,
  66                                                          GENERIC_EXECUTE_ACCESS, &pol))) {
  67                         return False;
  68                 }
  69
  70                 got_policy_hnd = True;
  71         }
  72
  73         return True;
  74 }
  75
  76 /* convert a SID to a string, either numeric or username/group */
  77 static void SidToString(fstring str, DOM_SID *sid, bool _numeric)
  78 {
  79         char **domains = NULL;
  80         char **names = NULL;
  81         enum lsa_SidType *types = NULL;
  82
  83         sid_to_string(str, sid);
  84
  85         if (_numeric) return;
  86
  87         /* Ask LSA to convert the sid to a name */
  88
  89         if (!cli_open_policy_hnd() ||
  90             !NT_STATUS_IS_OK(rpccli_lsa_lookup_sids(global_pipe_hnd, cli_ipc->mem_ctx,
  91                                                  &pol, 1, sid, &domains,
  92                                                  &names, &types)) ||
  93             !domains || !domains[0] || !names || !names[0]) {
  94                 return;
  95         }
  96
  97         /* Converted OK */
  98
  99         slprintf(str, sizeof(fstring) - 1, "%s%s%s",
 100                  domains[0], lp_winbind_separator(),
 101                  names[0]);
 102
 103 }
 104
 105 /* convert a string to a SID, either numeric or username/group */
 106 static bool StringToSid(DOM_SID *sid, const char *str)
 107 {
 108         enum lsa_SidType *types = NULL;
 109         DOM_SID *sids = NULL;
 110         bool result = True;
 111
 112         if (strncmp(str, "S-", 2) == 0) {
 113                 return string_to_sid(sid, str);
 114         }
 115
 116         if (!cli_open_policy_hnd() ||
 117             !NT_STATUS_IS_OK(rpccli_lsa_lookup_names(global_pipe_hnd, cli_ipc->mem_ctx,
 118                                                   &pol, 1, &str, NULL, 1, &sids,
 119                                                   &types))) {
 120                 result = False;
 121                 goto done;
 122         }
 123
 124         sid_copy(sid, &sids[0]);
 125  done:
 126
 127         return result;
 128 }
 129
 130 #define QUOTA_GET 1
 131 #define QUOTA_SETLIM 2
 132 #define QUOTA_SETFLAGS 3
 133 #define QUOTA_LIST 4
 134
 135 enum {PARSE_FLAGS,PARSE_LIM};
 136
 137 static int parse_quota_set(pstring set_str, pstring username_str, enum SMB_QUOTA_TYPE *qtype, int *cmd, SMB_NTQUOTA_STRUCT *pqt)
 138 {
 139         char *p = set_str,*p2;
 140         int todo;
 141         bool stop = False;
 142         bool enable = False;
 143         bool deny = False;
 144
 145         if (strnequal(set_str,"UQLIM:",6)) {
 146                 p += 6;
 147                 *qtype = SMB_USER_QUOTA_TYPE;
 148                 *cmd = QUOTA_SETLIM;
 149                 todo = PARSE_LIM;
 150                 if ((p2=strstr(p,":"))==NULL) {
 151                         return -1;
 152                 }
 153
 154                 *p2 = '\0';
 155                 p2++;
 156
 157                 fstrcpy(username_str,p);
 158                 p = p2;
 159         } else if (strnequal(set_str,"FSQLIM:",7)) {
 160                 p +=7;
 161                 *qtype = SMB_USER_FS_QUOTA_TYPE;
 162                 *cmd = QUOTA_SETLIM;
 163                 todo = PARSE_LIM;
 164         } else if (strnequal(set_str,"FSQFLAGS:",9)) {
 165                 p +=9;
 166                 todo = PARSE_FLAGS;
 167                 *qtype = SMB_USER_FS_QUOTA_TYPE;
 168                 *cmd = QUOTA_SETFLAGS;
 169         } else {
 170                 return -1;
 171         }
 172
 173         switch (todo) {
 174                 case PARSE_LIM:
 175 #if defined(HAVE_LONGLONG)
 176                         if (sscanf(p,"%llu/%llu",&pqt->softlim,&pqt->hardlim)!=2) {
 177 #else
 178                         if (sscanf(p,"%lu/%lu",&pqt->softlim,&pqt->hardlim)!=2) {
 179 #endif
 180                                 return -1;
 181                         }
 182
 183                         break;
 184                 case PARSE_FLAGS:
 185                         while (!stop) {
 186
 187                                 if ((p2=strstr(p,"/"))==NULL) {
 188                                         stop = True;
 189                                 } else {
 190                                         *p2 = '\0';
 191                                         p2++;
 192                                 }
 193
 194                                 if (strnequal(p,"QUOTA_ENABLED",13)) {
 195                                         enable = True;
 196                                 } else if (strnequal(p,"DENY_DISK",9)) {
 197                                         deny = True;
 198                                 } else if (strnequal(p,"LOG_SOFTLIMIT",13)) {
 199                                         pqt->qflags |= QUOTAS_LOG_THRESHOLD;
 200                                 } else if (strnequal(p,"LOG_HARDLIMIT",13)) {
 201                                         pqt->qflags |= QUOTAS_LOG_LIMIT;
 202                                 } else {
 203                                         return -1;
 204                                 }
 205
 206                                 p=p2;
 207                         }
 208
 209                         if (deny) {
 210                                 pqt->qflags |= QUOTAS_DENY_DISK;
 211                         } else if (enable) {
 212                                 pqt->qflags |= QUOTAS_ENABLED;
 213                         }
 214
 215                         break;
 216         }
 217
 218         return 0;
 219 }
 220
 221 static int do_quota(struct cli_state *cli, enum SMB_QUOTA_TYPE qtype, uint16 cmd, pstring username_str, SMB_NTQUOTA_STRUCT *pqt)
 222 {
 223         uint32 fs_attrs = 0;
 224         int quota_fnum = 0;
 225         SMB_NTQUOTA_LIST *qtl = NULL;
 226         SMB_NTQUOTA_STRUCT qt;
 227         ZERO_STRUCT(qt);
 228
 229         if (!cli_get_fs_attr_info(cli, &fs_attrs)) {
 230                 d_printf("Failed to get the filesystem attributes %s.\n",
 231                         cli_errstr(cli));
 232                 return -1;
 233         }
 234
 235         if (!(fs_attrs & FILE_VOLUME_QUOTAS)) {
 236                 d_printf("Quotas are not supported by the server.\n");
 237                 return 0;
 238         }
 239
 240         if (!cli_get_quota_handle(cli, &quota_fnum)) {
 241                 d_printf("Quotas are not enabled on this share.\n");
 242                 d_printf("Failed to open %s  %s.\n",
 243                         FAKE_FILE_NAME_QUOTA_WIN32,cli_errstr(cli));
 244                 return -1;
 245         }
 246
 247         switch(qtype) {
 248                 case SMB_USER_QUOTA_TYPE:
 249                         if (!StringToSid(&qt.sid, username_str)) {
 250                                 d_printf("StringToSid() failed for [%s]\n",username_str);
 251                                 return -1;
 252                         }
 253
 254                         switch(cmd) {
 255                                 case QUOTA_GET:
 256                                         if (!cli_get_user_quota(cli, quota_fnum, &qt)) {
 257                                                 d_printf("%s cli_get_user_quota %s\n",
 258                                                          cli_errstr(cli),username_str);
 259                                                 return -1;
 260                                         }
 261                                         dump_ntquota(&qt,verbose,numeric,SidToString);
 262                                         break;
 263                                 case QUOTA_SETLIM:
 264                                         pqt->sid = qt.sid;
 265                                         if (!cli_set_user_quota(cli, quota_fnum, pqt)) {
 266                                                 d_printf("%s cli_set_user_quota %s\n",
 267                                                          cli_errstr(cli),username_str);
 268                                                 return -1;
 269                                         }
 270                                         if (!cli_get_user_quota(cli, quota_fnum, &qt)) {
 271                                                 d_printf("%s cli_get_user_quota %s\n",
 272                                                          cli_errstr(cli),username_str);
 273                                                 return -1;
 274                                         }
 275                                         dump_ntquota(&qt,verbose,numeric,SidToString);
 276                                         break;
 277                                 case QUOTA_LIST:
 278                                         if (!cli_list_user_quota(cli, quota_fnum, &qtl)) {
 279                                                 d_printf("%s cli_set_user_quota %s\n",
 280                                                          cli_errstr(cli),username_str);
 281                                                 return -1;
 282                                         }
 283                                         dump_ntquota_list(&qtl,verbose,numeric,SidToString);
 284                                         free_ntquota_list(&qtl);
 285                                         break;
 286                                 default:
 287                                         d_printf("Unknown Error\n");
 288                                         return -1;
 289                         }
 290                         break;
 291                 case SMB_USER_FS_QUOTA_TYPE:
 292                         switch(cmd) {
 293                                 case QUOTA_GET:
 294                                         if (!cli_get_fs_quota_info(cli, quota_fnum, &qt)) {
 295                                                 d_printf("%s cli_get_fs_quota_info\n",
 296                                                          cli_errstr(cli));
 297                                                 return -1;
 298                                         }
 299                                         dump_ntquota(&qt,True,numeric,NULL);
 300                                         break;
 301                                 case QUOTA_SETLIM:
 302                                         if (!cli_get_fs_quota_info(cli, quota_fnum, &qt)) {
 303                                                 d_printf("%s cli_get_fs_quota_info\n",
 304                                                          cli_errstr(cli));
 305                                                 return -1;
 306                                         }
 307                                         qt.softlim = pqt->softlim;
 308                                         qt.hardlim = pqt->hardlim;
 309                                         if (!cli_set_fs_quota_info(cli, quota_fnum, &qt)) {
 310                                                 d_printf("%s cli_set_fs_quota_info\n",
 311                                                          cli_errstr(cli));
 312                                                 return -1;
 313                                         }
 314                                         if (!cli_get_fs_quota_info(cli, quota_fnum, &qt)) {
 315                                                 d_printf("%s cli_get_fs_quota_info\n",
 316                                                          cli_errstr(cli));
 317                                                 return -1;
 318                                         }
 319                                         dump_ntquota(&qt,True,numeric,NULL);
 320                                         break;
 321                                 case QUOTA_SETFLAGS:
 322                                         if (!cli_get_fs_quota_info(cli, quota_fnum, &qt)) {
 323                                                 d_printf("%s cli_get_fs_quota_info\n",
 324                                                          cli_errstr(cli));
 325                                                 return -1;
 326                                         }
 327                                         qt.qflags = pqt->qflags;
 328                                         if (!cli_set_fs_quota_info(cli, quota_fnum, &qt)) {
 329                                                 d_printf("%s cli_set_fs_quota_info\n",
 330                                                          cli_errstr(cli));
 331                                                 return -1;
 332                                         }
 333                                         if (!cli_get_fs_quota_info(cli, quota_fnum, &qt)) {
 334                                                 d_printf("%s cli_get_fs_quota_info\n",
 335                                                          cli_errstr(cli));
 336                                                 return -1;
 337                                         }
 338                                         dump_ntquota(&qt,True,numeric,NULL);
 339                                         break;
 340                                 default:
 341                                         d_printf("Unknown Error\n");
 342                                         return -1;
 343                         }
 344                         break;
 345                 default:
 346                         d_printf("Unknown Error\n");
 347                         return -1;
 348         }
 349
 350         cli_close(cli, quota_fnum);
 351
 352         return 0;
 353 }
 354
 355 /*****************************************************
 356  Return a connection to a server.
 357 *******************************************************/
 358
 359 static struct cli_state *connect_one(const char *share)
 360 {
 361         struct cli_state *c;
 362         struct sockaddr_storage ss;
 363         NTSTATUS nt_status;
 364         zero_addr(&ss, AF_INET);
 365
 366         if (!cmdline_auth_info.got_pass) {
 367                 char *pass = getpass("Password: ");
 368                 if (pass) {
 369                         pstrcpy(cmdline_auth_info.password, pass);
 370                         cmdline_auth_info.got_pass = True;
 371                 }
 372         }
 373
 374         if (NT_STATUS_IS_OK(nt_status = cli_full_connection(&c, global_myname(), server,
 375                                                             &ss, 0,
 376                                                             share, "?????",
 377                                                             cmdline_auth_info.username, lp_workgroup(),
 378                                                             cmdline_auth_info.password, 0,
 379                                                             cmdline_auth_info.signing_state, NULL))) {
 380                 return c;
 381         } else {
 382                 DEBUG(0,("cli_full_connection failed! (%s)\n", nt_errstr(nt_status)));
 383                 return NULL;
 384         }
 385 }
 386
 387 /****************************************************************************
 388   main program
 389 ****************************************************************************/
 390  int main(int argc, const char *argv[])
 391 {
 392         char *share;
 393         int opt;
 394         int result;
 395         int todo = 0;
 396         pstring username_str = {0};
 397         pstring path = {0};
 398         pstring set_str = {0};
 399         enum SMB_QUOTA_TYPE qtype = SMB_INVALID_QUOTA_TYPE;
 400         int cmd = 0;
 401         static bool test_args = False;
 402         struct cli_state *cli;
 403         bool fix_user = False;
 404         SMB_NTQUOTA_STRUCT qt;
 405         TALLOC_CTX *frame = talloc_stackframe();
 406         poptContext pc;
 407         struct poptOption long_options[] = {
 408                 POPT_AUTOHELP
 409                 { "user", 'u', POPT_ARG_STRING, NULL, 'u', "Show quotas for user", "user" },
 410                 { "list", 'L', POPT_ARG_NONE, NULL, 'L', "List user quotas" },
 411                 { "fs", 'F', POPT_ARG_NONE, NULL, 'F', "Show filesystem quotas" },
 412                 { "set", 'S', POPT_ARG_STRING, NULL, 'S', "Set acls\n\
 413 SETSTRING:\n\
 414 UQLIM:<username>/<softlimit>/<hardlimit> for user quotas\n\
 415 FSQLIM:<softlimit>/<hardlimit> for filesystem defaults\n\
 416 FSQFLAGS:QUOTA_ENABLED/DENY_DISK/LOG_SOFTLIMIT/LOG_HARD_LIMIT", "SETSTRING" },
 417                 { "numeric", 'n', POPT_ARG_NONE, NULL, 'n', "Don't resolve sids or limits to names" },
 418                 { "verbose", 'v', POPT_ARG_NONE, NULL, 'v', "be verbose" },
 419                 { "test-args", 't', POPT_ARG_NONE, NULL, 'r', "Test arguments"},
 420                 POPT_COMMON_SAMBA
 421                 POPT_COMMON_CREDENTIALS
 422                 { NULL }
 423         };
 424
 425         load_case_tables();
 426
 427         ZERO_STRUCT(qt);
 428
 429         /* set default debug level to 1 regardless of what smb.conf sets */
 430         setup_logging( "smbcquotas", True );
 431         DEBUGLEVEL_CLASS[DBGC_ALL] = 1;
 432         dbf = x_stderr;
 433         x_setbuf( x_stderr, NULL );
 434
 435         setlinebuf(stdout);
 436
 437         fault_setup(NULL);
 438
 439         lp_load(dyn_CONFIGFILE,True,False,False,True);
 440         load_interfaces();
 441
 442         pc = poptGetContext("smbcquotas", argc, argv, long_options, 0);
 443
 444         poptSetOtherOptionHelp(pc, "//server1/share1");
 445
 446         while ((opt = poptGetNextOpt(pc)) != -1) {
 447                 switch (opt) {
 448                 case 'n':
 449                         numeric = true;
 450                         break;
 451                 case 'v':
 452                         verbose = true;
 453                         break;
 454                 case 't':
 455                         test_args = true;
 456                         break;
 457                 case 'L':
 458                         if (todo != 0) {
 459                                 d_printf("Please specify only one option of <-L|-F|-S|-u>\n");
 460                                 exit(EXIT_PARSE_ERROR);
 461                         }
 462                         todo = LIST_QUOTA;
 463                         break;
 464
 465                 case 'F':
 466                         if (todo != 0) {
 467                                 d_printf("Please specify only one option of <-L|-F|-S|-u>\n");
 468                                 exit(EXIT_PARSE_ERROR);
 469                         }
 470                         todo = FS_QUOTA;
 471                         break;
 472
 473                 case 'u':
 474                         if (todo != 0) {
 475                                 d_printf("Please specify only one option of <-L|-F|-S|-u>\n");
 476                                 exit(EXIT_PARSE_ERROR);
 477                         }
 478                         pstrcpy(username_str,poptGetOptArg(pc));
 479                         todo = USER_QUOTA;
 480                         fix_user = True;
 481                         break;
 482
 483                 case 'S':
 484                         if (todo != 0) {
 485                                 d_printf("Please specify only one option of <-L|-F|-S|-u>\n");
 486                                 exit(EXIT_PARSE_ERROR);
 487                         }
 488                         pstrcpy(set_str,poptGetOptArg(pc));
 489                         todo = SET_QUOTA;
 490                         break;
 491                 }
 492         }
 493
 494         if (todo == 0)
 495                 todo = USER_QUOTA;
 496
 497         if (!fix_user)
 498                 pstrcpy(username_str,cmdline_auth_info.username);
 499
 500         /* Make connection to server */
 501         if(!poptPeekArg(pc)) {
 502                 poptPrintUsage(pc, stderr, 0);
 503                 exit(EXIT_PARSE_ERROR);
 504         }
 505
 506         pstrcpy(path, poptGetArg(pc));
 507
 508         all_string_sub(path,"/","\\",0);
 509
 510         pstrcpy(server,path+2);
 511         share = strchr_m(server,'\\');
 512         if (!share) {
 513                 printf("Invalid argument: %s\n", share);
 514                 exit(EXIT_PARSE_ERROR);
 515         }
 516
 517         *share = 0;
 518         share++;
 519
 520         if (todo == SET_QUOTA) {
 521                 if (parse_quota_set(set_str, username_str, &qtype, &cmd, &qt)) {
 522                         printf("Invalid argument: -S %s\n", set_str);
 523                         exit(EXIT_PARSE_ERROR);
 524                 }
 525         }
 526
 527         if (!test_args) {
 528                 cli = connect_one(share);
 529                 if (!cli) {
 530                         exit(EXIT_FAILED);
 531                 }
 532         } else {
 533                 exit(EXIT_OK);
 534         }
 535
 536
 537         /* Perform requested action */
 538
 539         switch (todo) {
 540                 case FS_QUOTA:
 541                         result = do_quota(cli,SMB_USER_FS_QUOTA_TYPE, QUOTA_GET, username_str, NULL);
 542                         break;
 543                 case LIST_QUOTA:
 544                         result = do_quota(cli,SMB_USER_QUOTA_TYPE, QUOTA_LIST, username_str, NULL);
 545                         break;
 546                 case USER_QUOTA:
 547                         result = do_quota(cli,SMB_USER_QUOTA_TYPE, QUOTA_GET, username_str, NULL);
 548                         break;
 549                 case SET_QUOTA:
 550                         result = do_quota(cli, qtype, cmd, username_str, &qt);
 551                         break;
 552                 default:
 553
 554                         result = EXIT_FAILED;
 555                         break;
 556         }
 557
 558         talloc_free(frame);
 559
 560         return result;
 561 }
 562