source/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 2 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, write to the Free Software
  22    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  23 */
  24
  25 #include "includes.h"
  26
  27 static pstring server;
  28
  29 /* numeric is set when the user wants numeric SIDs and ACEs rather
  30    than going via LSA calls to resolve them */
  31 static BOOL numeric;
  32 static BOOL verbose;
  33
  34 enum todo_values {NOOP_QUOTA=0,FS_QUOTA,USER_QUOTA,LIST_QUOTA,SET_QUOTA};
  35 enum exit_values {EXIT_OK, EXIT_FAILED, EXIT_PARSE_ERROR};
  36
  37 static struct cli_state *cli_ipc = NULL;
  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                 cli_ipc = connect_one("IPC$");
  51                 if (!cli_nt_session_open (cli_ipc, PI_LSARPC)) {
  52                                 return False;
  53                 }
  54         }
  55
  56         /* Open policy handle */
  57
  58         if (!got_policy_hnd) {
  59
  60                 /* Some systems don't support SEC_RIGHTS_MAXIMUM_ALLOWED,
  61                    but NT sends 0x2000000 so we might as well do it too. */
  62
  63                 if (!NT_STATUS_IS_OK(cli_lsa_open_policy(cli_ipc, cli_ipc->mem_ctx, True,
  64                                                          GENERIC_EXECUTE_ACCESS, &pol))) {
  65                         return False;
  66                 }
  67
  68                 got_policy_hnd = True;
  69         }
  70
  71         return True;
  72 }
  73
  74 /* convert a SID to a string, either numeric or username/group */
  75 static void SidToString(fstring str, DOM_SID *sid, BOOL _numeric)
  76 {
  77         char **domains = NULL;
  78         char **names = NULL;
  79         uint32 *types = NULL;
  80
  81         sid_to_string(str, sid);
  82
  83         if (_numeric) return;
  84
  85         /* Ask LSA to convert the sid to a name */
  86
  87         if (!cli_open_policy_hnd() ||
  88             !NT_STATUS_IS_OK(cli_lsa_lookup_sids(cli_ipc, cli_ipc->mem_ctx,
  89                                                  &pol, 1, sid, &domains,
  90                                                  &names, &types)) ||
  91             !domains || !domains[0] || !names || !names[0]) {
  92                 return;
  93         }
  94
  95         /* Converted OK */
  96
  97         slprintf(str, sizeof(fstring) - 1, "%s%s%s",
  98                  domains[0], lp_winbind_separator(),
  99                  names[0]);
 100
 101 }
 102
 103 /* convert a string to a SID, either numeric or username/group */
 104 static BOOL StringToSid(DOM_SID *sid, const char *str)
 105 {
 106         uint32 *types = NULL;
 107         DOM_SID *sids = NULL;
 108         BOOL result = True;
 109
 110         if (strncmp(str, "S-", 2) == 0) {
 111                 return string_to_sid(sid, str);
 112         }
 113
 114         if (!cli_open_policy_hnd() ||
 115             !NT_STATUS_IS_OK(cli_lsa_lookup_names(cli_ipc, cli_ipc->mem_ctx,
 116                                                   &pol, 1, &str, &sids,
 117                                                   &types))) {
 118                 result = False;
 119                 goto done;
 120         }
 121
 122         sid_copy(sid, &sids[0]);
 123  done:
 124
 125         return result;
 126 }
 127
 128 #define QUOTA_GET 1
 129 #define QUOTA_SETLIM 2
 130 #define QUOTA_SETFLAGS 3
 131 #define QUOTA_LIST 4
 132
 133 enum {PARSE_FLAGS,PARSE_LIM};
 134
 135 static int parse_quota_set(pstring set_str, pstring username_str, enum SMB_QUOTA_TYPE *qtype, int *cmd, SMB_NTQUOTA_STRUCT *pqt)
 136 {
 137         char *p = set_str,*p2;
 138         int todo;
 139         BOOL stop = False;
 140         BOOL enable = False;
 141         BOOL deny = False;
 142
 143         if (strncasecmp(set_str,"UQLIM:",6)==0) {
 144                 p += 6;
 145                 *qtype = SMB_USER_QUOTA_TYPE;
 146                 *cmd = QUOTA_SETLIM;
 147                 todo = PARSE_LIM;
 148                 if ((p2=strstr(p,":"))==NULL) {
 149                         return -1;
 150                 }
 151
 152                 *p2 = '\0';
 153                 p2++;
 154
 155                 fstrcpy(username_str,p);
 156                 p = p2;
 157         } else if (strncasecmp(set_str,"FSQLIM:",7)==0) {
 158                 p +=7;
 159                 *qtype = SMB_USER_FS_QUOTA_TYPE;
 160                 *cmd = QUOTA_SETLIM;
 161                 todo = PARSE_LIM;
 162         } else if (strncasecmp(set_str,"FSQFLAGS:",9)==0) {
 163                 p +=9;
 164                 todo = PARSE_FLAGS;
 165                 *qtype = SMB_USER_FS_QUOTA_TYPE;
 166                 *cmd = QUOTA_SETFLAGS;
 167         } else {
 168                 return -1;
 169         }
 170
 171         switch (todo) {
 172                 case PARSE_LIM:
 173 #if defined(HAVE_LONGLONG)
 174                         if (sscanf(p,"%llu/%llu",&pqt->softlim,&pqt->hardlim)!=2) {
 175 #else
 176                         if (sscanf(p,"%lu/%lu",&pqt->softlim,&pqt->hardlim)!=2) {
 177 #endif
 178                                 return -1;
 179                         }
 180
 181                         break;
 182                 case PARSE_FLAGS:
 183                         while (!stop) {
 184
 185                                 if ((p2=strstr(p,"/"))==NULL) {
 186                                         stop = True;
 187                                 } else {
 188                                         *p2 = '\0';
 189                                         p2++;
 190                                 }
 191
 192                                 if (strncasecmp(p,"QUOTA_ENABLED",13)==0) {
 193                                         enable = True;
 194                                 } else if (strncasecmp(p,"DENY_DISK",9)==0) {
 195                                         deny = True;
 196                                 } else if (strncasecmp(p,"LOG_SOFTLIMIT",13)==0) {
 197                                         pqt->qflags |= QUOTAS_LOG_THRESHOLD;
 198                                 } else if (strncasecmp(p,"LOG_HARDLIMIT",13)==0) {
 199                                         pqt->qflags |= QUOTAS_LOG_LIMIT;
 200                                 } else {
 201                                         return -1;
 202                                 }
 203
 204                                 p=p2;
 205                         }
 206
 207                         if (deny) {
 208                                 pqt->qflags |= QUOTAS_DENY_DISK;
 209                         } else if (enable) {
 210                                 pqt->qflags |= QUOTAS_ENABLED;
 211                         }
 212
 213                         break;
 214         }
 215
 216         return 0;
 217 }
 218
 219 static int do_quota(struct cli_state *cli, enum SMB_QUOTA_TYPE qtype, uint16 cmd, pstring username_str, SMB_NTQUOTA_STRUCT *pqt)
 220 {
 221         uint32 fs_attrs = 0;
 222         int quota_fnum = 0;
 223         SMB_NTQUOTA_LIST *qtl = NULL;
 224         SMB_NTQUOTA_STRUCT qt;
 225         ZERO_STRUCT(qt);
 226
 227         if (!cli_get_fs_attr_info(cli, &fs_attrs)) {
 228                 d_printf("Failed to get the filesystem attributes %s.\n",
 229                         cli_errstr(cli));
 230                 return -1;
 231         }
 232
 233         if (!(fs_attrs & FILE_VOLUME_QUOTAS)) {
 234                 d_printf("Quotas are not supported by the server.\n");
 235                 return 0;
 236         }
 237
 238         if (!cli_get_quota_handle(cli, &quota_fnum)) {
 239                 d_printf("Failed to open \\%s  %s.\n",
 240                         FAKE_FILE_NAME_QUOTA,cli_errstr(cli));
 241                 return -1;
 242         }
 243
 244         switch(qtype) {
 245                 case SMB_USER_QUOTA_TYPE:
 246                         if (!StringToSid(&qt.sid, username_str)) {
 247                                 d_printf("StringToSid() failed for [%s]\n",username_str);
 248                                 return -1;
 249                         }
 250
 251                         switch(cmd) {
 252                                 case QUOTA_GET:
 253                                         if (!cli_get_user_quota(cli, quota_fnum, &qt)) {
 254                                                 d_printf("%s cli_get_user_quota %s\n",
 255                                                          cli_errstr(cli),username_str);
 256                                                 return -1;
 257                                         }
 258                                         dump_ntquota(&qt,verbose,numeric,SidToString);
 259                                         break;
 260                                 case QUOTA_SETLIM:
 261                                         pqt->sid = qt.sid;
 262                                         if (!cli_set_user_quota(cli, quota_fnum, pqt)) {
 263                                                 d_printf("%s cli_set_user_quota %s\n",
 264                                                          cli_errstr(cli),username_str);
 265                                                 return -1;
 266                                         }
 267                                         if (!cli_get_user_quota(cli, quota_fnum, &qt)) {
 268                                                 d_printf("%s cli_get_user_quota %s\n",
 269                                                          cli_errstr(cli),username_str);
 270                                                 return -1;
 271                                         }
 272                                         dump_ntquota(&qt,verbose,numeric,SidToString);
 273                                         break;
 274                                 case QUOTA_LIST:
 275                                         if (!cli_list_user_quota(cli, quota_fnum, &qtl)) {
 276                                                 d_printf("%s cli_set_user_quota %s\n",
 277                                                          cli_errstr(cli),username_str);
 278                                                 return -1;
 279                                         }
 280                                         dump_ntquota_list(&qtl,verbose,numeric,SidToString);
 281                                         free_ntquota_list(&qtl);
 282                                         break;
 283                                 default:
 284                                         d_printf("Unknown Error\n");
 285                                         return -1;
 286                         }
 287                         break;
 288                 case SMB_USER_FS_QUOTA_TYPE:
 289                         switch(cmd) {
 290                                 case QUOTA_GET:
 291                                         if (!cli_get_fs_quota_info(cli, quota_fnum, &qt)) {
 292                                                 d_printf("%s cli_get_fs_quota_info\n",
 293                                                          cli_errstr(cli));
 294                                                 return -1;
 295                                         }
 296                                         dump_ntquota(&qt,True,numeric,NULL);
 297                                         break;
 298                                 case QUOTA_SETLIM:
 299                                         if (!cli_get_fs_quota_info(cli, quota_fnum, &qt)) {
 300                                                 d_printf("%s cli_get_fs_quota_info\n",
 301                                                          cli_errstr(cli));
 302                                                 return -1;
 303                                         }
 304                                         qt.softlim = pqt->softlim;
 305                                         qt.hardlim = pqt->hardlim;
 306                                         if (!cli_set_fs_quota_info(cli, quota_fnum, &qt)) {
 307                                                 d_printf("%s cli_set_fs_quota_info\n",
 308                                                          cli_errstr(cli));
 309                                                 return -1;
 310                                         }
 311                                         if (!cli_get_fs_quota_info(cli, quota_fnum, &qt)) {
 312                                                 d_printf("%s cli_get_fs_quota_info\n",
 313                                                          cli_errstr(cli));
 314                                                 return -1;
 315                                         }
 316                                         dump_ntquota(&qt,True,numeric,NULL);
 317                                         break;
 318                                 case QUOTA_SETFLAGS:
 319                                         if (!cli_get_fs_quota_info(cli, quota_fnum, &qt)) {
 320                                                 d_printf("%s cli_get_fs_quota_info\n",
 321                                                          cli_errstr(cli));
 322                                                 return -1;
 323                                         }
 324                                         qt.qflags = pqt->qflags;
 325                                         if (!cli_set_fs_quota_info(cli, quota_fnum, &qt)) {
 326                                                 d_printf("%s cli_set_fs_quota_info\n",
 327                                                          cli_errstr(cli));
 328                                                 return -1;
 329                                         }
 330                                         if (!cli_get_fs_quota_info(cli, quota_fnum, &qt)) {
 331                                                 d_printf("%s cli_get_fs_quota_info\n",
 332                                                          cli_errstr(cli));
 333                                                 return -1;
 334                                         }
 335                                         dump_ntquota(&qt,True,numeric,NULL);
 336                                         break;
 337                                 default:
 338                                         d_printf("Unknown Error\n");
 339                                         return -1;
 340                         }
 341                         break;
 342                 default:
 343                         d_printf("Unknown Error\n");
 344                         return -1;
 345         }
 346
 347         cli_close(cli, quota_fnum);
 348
 349         return 0;
 350 }
 351
 352 /*****************************************************
 353 return a connection to a server
 354 *******************************************************/
 355 static struct cli_state *connect_one(const char *share)
 356 {
 357         struct cli_state *c;
 358         struct in_addr ip;
 359         NTSTATUS nt_status;
 360         zero_ip(&ip);
 361
 362         if (!cmdline_auth_info.got_pass) {
 363                 char *pass = getpass("Password: ");
 364                 if (pass) {
 365                         pstrcpy(cmdline_auth_info.password, pass);
 366                         cmdline_auth_info.got_pass = True;
 367                 }
 368         }
 369
 370         if (NT_STATUS_IS_OK(nt_status = cli_full_connection(&c, global_myname(), server,
 371                                                             &ip, 0,
 372                                                             share, "?????",
 373                                                             cmdline_auth_info.username, lp_workgroup(),
 374                                                             cmdline_auth_info.password, 0, NULL))) {
 375                 return c;
 376         } else {
 377                 DEBUG(0,("cli_full_connection failed! (%s)\n", nt_errstr(nt_status)));
 378                 return NULL;
 379         }
 380 }
 381
 382 /****************************************************************************
 383   main program
 384 ****************************************************************************/
 385  int main(int argc, const char *argv[])
 386 {
 387         char *share;
 388         int opt;
 389         int result;
 390         int todo = 0;
 391         pstring username_str = {0};
 392         pstring path = {0};
 393         pstring set_str = {0};
 394         enum SMB_QUOTA_TYPE qtype;
 395         int cmd = 0;
 396         BOOL test_args = False;
 397         struct cli_state *cli;
 398         BOOL fix_user = False;
 399         SMB_NTQUOTA_STRUCT qt;
 400         poptContext pc;
 401         struct poptOption long_options[] = {
 402                 POPT_AUTOHELP
 403                 { "user", 'u', POPT_ARG_STRING, NULL, 'u', "Show quotas for user", "user" },
 404                 { "list", 'L', POPT_ARG_NONE, NULL, 'L', "List user quotas" },
 405                 { "fs", 'F', POPT_ARG_NONE, NULL, 'F', "Show filesystem quotas" },
 406                 { "set", 'S', POPT_ARG_STRING, NULL, 'S', "Set acls\n\
 407 SETSTRING:\n\
 408 UQLIM:<username>/<softlimit>/<hardlimit> for user quotas\n\
 409 FSQLIM:<softlimit>/<hardlimit> for filesystem defaults\n\
 410 FSQFLAGS:QUOTA_ENABLED/DENY_DISK/LOG_SOFTLIMIT/LOG_HARD_LIMIT", "SETSTRING" },
 411                 { "numeric", 'n', POPT_ARG_NONE, &numeric, True, "Don't resolve sids or limits to names" },
 412                 { "verbose", 'v', POPT_ARG_NONE, &verbose, True, "be verbose" },
 413                 { "test-args", 't', POPT_ARG_NONE, &test_args, True, "Test arguments"},
 414                 POPT_COMMON_SAMBA
 415                 POPT_COMMON_CREDENTIALS
 416                 { NULL }
 417         };
 418
 419         ZERO_STRUCT(qt);
 420
 421         setlinebuf(stdout);
 422
 423         dbf = x_stderr;
 424
 425         fault_setup(NULL);
 426
 427         setup_logging(argv[0],True);
 428
 429
 430         lp_load(dyn_CONFIGFILE,True,False,False);
 431         load_interfaces();
 432
 433         pc = poptGetContext("smbcquotas", argc, argv, long_options, 0);
 434
 435         poptSetOtherOptionHelp(pc, "//server1/share1");
 436
 437         while ((opt = poptGetNextOpt(pc)) != -1) {
 438                 switch (opt) {
 439                 case 'L':
 440                         if (todo != 0) {
 441                                 d_printf("Please specify only one option of <-L|-F|-S|-u>\n");
 442                                 exit(EXIT_PARSE_ERROR);
 443                         }
 444                         todo = LIST_QUOTA;
 445                         break;
 446
 447                 case 'F':
 448                         if (todo != 0) {
 449                                 d_printf("Please specify only one option of <-L|-F|-S|-u>\n");
 450                                 exit(EXIT_PARSE_ERROR);
 451                         }
 452                         todo = FS_QUOTA;
 453                         break;
 454
 455                 case 'u':
 456                         if (todo != 0) {
 457                                 d_printf("Please specify only one option of <-L|-F|-S|-u>\n");
 458                                 exit(EXIT_PARSE_ERROR);
 459                         }
 460                         pstrcpy(username_str,poptGetOptArg(pc));
 461                         todo = USER_QUOTA;
 462                         fix_user = True;
 463                         break;
 464
 465                 case 'S':
 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                         pstrcpy(set_str,poptGetOptArg(pc));
 471                         todo = SET_QUOTA;
 472                         break;
 473                 }
 474         }
 475
 476         if (todo == 0)
 477                 todo = USER_QUOTA;
 478
 479         if (!fix_user)
 480                 pstrcpy(username_str,cmdline_auth_info.username);
 481
 482         /* Make connection to server */
 483         if(!poptPeekArg(pc)) {
 484                 poptPrintUsage(pc, stderr, 0);
 485                 exit(EXIT_PARSE_ERROR);
 486         }
 487
 488         pstrcpy(path, poptGetArg(pc));
 489
 490         all_string_sub(path,"/","\\",0);
 491
 492         pstrcpy(server,path+2);
 493         share = strchr_m(server,'\\');
 494         if (!share) {
 495                 share = strchr_m(server,'/');
 496                 if (!share) {
 497                         printf("Invalid argument: %s\n", share);
 498                         exit(EXIT_PARSE_ERROR);
 499                 }
 500         }
 501
 502         *share = 0;
 503         share++;
 504
 505         if (todo == SET_QUOTA) {
 506                 if (parse_quota_set(set_str, username_str, &qtype, &cmd, &qt)) {
 507                         printf("Invalid argument: -S %s\n", set_str);
 508                         exit(EXIT_PARSE_ERROR);
 509                 }
 510         }
 511
 512         if (!test_args) {
 513                 cli = connect_one(share);
 514                 if (!cli) {
 515                         exit(EXIT_FAILED);
 516                 }
 517         } else {
 518                 exit(EXIT_OK);
 519         }
 520
 521
 522         /* Perform requested action */
 523
 524         switch (todo) {
 525                 case FS_QUOTA:
 526                         result = do_quota(cli,SMB_USER_FS_QUOTA_TYPE, QUOTA_GET, username_str, NULL);
 527                         break;
 528                 case LIST_QUOTA:
 529                         result = do_quota(cli,SMB_USER_QUOTA_TYPE, QUOTA_LIST, username_str, NULL);
 530                         break;
 531                 case USER_QUOTA:
 532                         result = do_quota(cli,SMB_USER_QUOTA_TYPE, QUOTA_GET, username_str, NULL);
 533                         break;
 534                 case SET_QUOTA:
 535                         result = do_quota(cli, qtype, cmd, username_str, &qt);
 536                         break;
 537                 default:
 538
 539                         result = EXIT_FAILED;
 540                         break;
 541         }
 542
 543         return result;
 544 }
 545