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 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 (strnequal(set_str,"UQLIM:",6)) {
 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 (strnequal(set_str,"FSQLIM:",7)) {
 158                 p +=7;
 159                 *qtype = SMB_USER_FS_QUOTA_TYPE;
 160                 *cmd = QUOTA_SETLIM;
 161                 todo = PARSE_LIM;
 162         } else if (strnequal(set_str,"FSQFLAGS:",9)) {
 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 (strnequal(p,"QUOTA_ENABLED",13)) {
 193                                         enable = True;
 194                                 } else if (strnequal(p,"DENY_DISK",9)) {
 195                                         deny = True;
 196                                 } else if (strnequal(p,"LOG_SOFTLIMIT",13)) {
 197                                         pqt->qflags |= QUOTAS_LOG_THRESHOLD;
 198                                 } else if (strnequal(p,"LOG_HARDLIMIT",13)) {
 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("Quotas are not enabled on this share.\n");
 240                 d_printf("Failed to open %s  %s.\n",
 241                         FAKE_FILE_NAME_QUOTA_WIN32,cli_errstr(cli));
 242                 return -1;
 243         }
 244
 245         switch(qtype) {
 246                 case SMB_USER_QUOTA_TYPE:
 247                         if (!StringToSid(&qt.sid, username_str)) {
 248                                 d_printf("StringToSid() failed for [%s]\n",username_str);
 249                                 return -1;
 250                         }
 251
 252                         switch(cmd) {
 253                                 case QUOTA_GET:
 254                                         if (!cli_get_user_quota(cli, quota_fnum, &qt)) {
 255                                                 d_printf("%s cli_get_user_quota %s\n",
 256                                                          cli_errstr(cli),username_str);
 257                                                 return -1;
 258                                         }
 259                                         dump_ntquota(&qt,verbose,numeric,SidToString);
 260                                         break;
 261                                 case QUOTA_SETLIM:
 262                                         pqt->sid = qt.sid;
 263                                         if (!cli_set_user_quota(cli, quota_fnum, pqt)) {
 264                                                 d_printf("%s cli_set_user_quota %s\n",
 265                                                          cli_errstr(cli),username_str);
 266                                                 return -1;
 267                                         }
 268                                         if (!cli_get_user_quota(cli, quota_fnum, &qt)) {
 269                                                 d_printf("%s cli_get_user_quota %s\n",
 270                                                          cli_errstr(cli),username_str);
 271                                                 return -1;
 272                                         }
 273                                         dump_ntquota(&qt,verbose,numeric,SidToString);
 274                                         break;
 275                                 case QUOTA_LIST:
 276                                         if (!cli_list_user_quota(cli, quota_fnum, &qtl)) {
 277                                                 d_printf("%s cli_set_user_quota %s\n",
 278                                                          cli_errstr(cli),username_str);
 279                                                 return -1;
 280                                         }
 281                                         dump_ntquota_list(&qtl,verbose,numeric,SidToString);
 282                                         free_ntquota_list(&qtl);
 283                                         break;
 284                                 default:
 285                                         d_printf("Unknown Error\n");
 286                                         return -1;
 287                         }
 288                         break;
 289                 case SMB_USER_FS_QUOTA_TYPE:
 290                         switch(cmd) {
 291                                 case QUOTA_GET:
 292                                         if (!cli_get_fs_quota_info(cli, quota_fnum, &qt)) {
 293                                                 d_printf("%s cli_get_fs_quota_info\n",
 294                                                          cli_errstr(cli));
 295                                                 return -1;
 296                                         }
 297                                         dump_ntquota(&qt,True,numeric,NULL);
 298                                         break;
 299                                 case QUOTA_SETLIM:
 300                                         if (!cli_get_fs_quota_info(cli, quota_fnum, &qt)) {
 301                                                 d_printf("%s cli_get_fs_quota_info\n",
 302                                                          cli_errstr(cli));
 303                                                 return -1;
 304                                         }
 305                                         qt.softlim = pqt->softlim;
 306                                         qt.hardlim = pqt->hardlim;
 307                                         if (!cli_set_fs_quota_info(cli, quota_fnum, &qt)) {
 308                                                 d_printf("%s cli_set_fs_quota_info\n",
 309                                                          cli_errstr(cli));
 310                                                 return -1;
 311                                         }
 312                                         if (!cli_get_fs_quota_info(cli, quota_fnum, &qt)) {
 313                                                 d_printf("%s cli_get_fs_quota_info\n",
 314                                                          cli_errstr(cli));
 315                                                 return -1;
 316                                         }
 317                                         dump_ntquota(&qt,True,numeric,NULL);
 318                                         break;
 319                                 case QUOTA_SETFLAGS:
 320                                         if (!cli_get_fs_quota_info(cli, quota_fnum, &qt)) {
 321                                                 d_printf("%s cli_get_fs_quota_info\n",
 322                                                          cli_errstr(cli));
 323                                                 return -1;
 324                                         }
 325                                         qt.qflags = pqt->qflags;
 326                                         if (!cli_set_fs_quota_info(cli, quota_fnum, &qt)) {
 327                                                 d_printf("%s cli_set_fs_quota_info\n",
 328                                                          cli_errstr(cli));
 329                                                 return -1;
 330                                         }
 331                                         if (!cli_get_fs_quota_info(cli, quota_fnum, &qt)) {
 332                                                 d_printf("%s cli_get_fs_quota_info\n",
 333                                                          cli_errstr(cli));
 334                                                 return -1;
 335                                         }
 336                                         dump_ntquota(&qt,True,numeric,NULL);
 337                                         break;
 338                                 default:
 339                                         d_printf("Unknown Error\n");
 340                                         return -1;
 341                         }
 342                         break;
 343                 default:
 344                         d_printf("Unknown Error\n");
 345                         return -1;
 346         }
 347
 348         cli_close(cli, quota_fnum);
 349
 350         return 0;
 351 }
 352
 353 /*****************************************************
 354 return a connection to a server
 355 *******************************************************/
 356 static struct cli_state *connect_one(const char *share)
 357 {
 358         struct cli_state *c;
 359         struct in_addr ip;
 360         NTSTATUS nt_status;
 361         zero_ip(&ip);
 362
 363         if (!cmdline_auth_info.got_pass) {
 364                 char *pass = getpass("Password: ");
 365                 if (pass) {
 366                         pstrcpy(cmdline_auth_info.password, pass);
 367                         cmdline_auth_info.got_pass = True;
 368                 }
 369         }
 370
 371         if (NT_STATUS_IS_OK(nt_status = cli_full_connection(&c, global_myname(), server,
 372                                                             &ip, 0,
 373                                                             share, "?????",
 374                                                             cmdline_auth_info.username, lp_workgroup(),
 375                                                             cmdline_auth_info.password, 0,
 376                                                             cmdline_auth_info.signing_state, NULL))) {
 377                 return c;
 378         } else {
 379                 DEBUG(0,("cli_full_connection failed! (%s)\n", nt_errstr(nt_status)));
 380                 return NULL;
 381         }
 382 }
 383
 384 /****************************************************************************
 385   main program
 386 ****************************************************************************/
 387  int main(int argc, const char *argv[])
 388 {
 389         char *share;
 390         int opt;
 391         int result;
 392         int todo = 0;
 393         pstring username_str = {0};
 394         pstring path = {0};
 395         pstring set_str = {0};
 396         enum SMB_QUOTA_TYPE qtype;
 397         int cmd = 0;
 398         static BOOL test_args = False;
 399         struct cli_state *cli;
 400         BOOL fix_user = False;
 401         SMB_NTQUOTA_STRUCT qt;
 402         poptContext pc;
 403         struct poptOption long_options[] = {
 404                 POPT_AUTOHELP
 405                 { "user", 'u', POPT_ARG_STRING, NULL, 'u', "Show quotas for user", "user" },
 406                 { "list", 'L', POPT_ARG_NONE, NULL, 'L', "List user quotas" },
 407                 { "fs", 'F', POPT_ARG_NONE, NULL, 'F', "Show filesystem quotas" },
 408                 { "set", 'S', POPT_ARG_STRING, NULL, 'S', "Set acls\n\
 409 SETSTRING:\n\
 410 UQLIM:<username>/<softlimit>/<hardlimit> for user quotas\n\
 411 FSQLIM:<softlimit>/<hardlimit> for filesystem defaults\n\
 412 FSQFLAGS:QUOTA_ENABLED/DENY_DISK/LOG_SOFTLIMIT/LOG_HARD_LIMIT", "SETSTRING" },
 413                 { "numeric", 'n', POPT_ARG_NONE, &numeric, True, "Don't resolve sids or limits to names" },
 414                 { "verbose", 'v', POPT_ARG_NONE, &verbose, True, "be verbose" },
 415                 { "test-args", 't', POPT_ARG_NONE, &test_args, True, "Test arguments"},
 416                 POPT_COMMON_SAMBA
 417                 POPT_COMMON_CREDENTIALS
 418                 { NULL }
 419         };
 420
 421         ZERO_STRUCT(qt);
 422
 423         /* set default debug level to 1 regardless of what smb.conf sets */
 424         setup_logging( "smbcquotas", True );
 425         DEBUGLEVEL_CLASS[DBGC_ALL] = 1;
 426         dbf = x_stderr;
 427         x_setbuf( x_stderr, NULL );
 428
 429         setlinebuf(stdout);
 430
 431         fault_setup(NULL);
 432
 433         lp_load(dyn_CONFIGFILE,True,False,False);
 434         load_interfaces();
 435
 436         pc = poptGetContext("smbcquotas", argc, argv, long_options, 0);
 437
 438         poptSetOtherOptionHelp(pc, "//server1/share1");
 439
 440         while ((opt = poptGetNextOpt(pc)) != -1) {
 441                 switch (opt) {
 442                 case 'L':
 443                         if (todo != 0) {
 444                                 d_printf("Please specify only one option of <-L|-F|-S|-u>\n");
 445                                 exit(EXIT_PARSE_ERROR);
 446                         }
 447                         todo = LIST_QUOTA;
 448                         break;
 449
 450                 case 'F':
 451                         if (todo != 0) {
 452                                 d_printf("Please specify only one option of <-L|-F|-S|-u>\n");
 453                                 exit(EXIT_PARSE_ERROR);
 454                         }
 455                         todo = FS_QUOTA;
 456                         break;
 457
 458                 case 'u':
 459                         if (todo != 0) {
 460                                 d_printf("Please specify only one option of <-L|-F|-S|-u>\n");
 461                                 exit(EXIT_PARSE_ERROR);
 462                         }
 463                         pstrcpy(username_str,poptGetOptArg(pc));
 464                         todo = USER_QUOTA;
 465                         fix_user = True;
 466                         break;
 467
 468                 case 'S':
 469                         if (todo != 0) {
 470                                 d_printf("Please specify only one option of <-L|-F|-S|-u>\n");
 471                                 exit(EXIT_PARSE_ERROR);
 472                         }
 473                         pstrcpy(set_str,poptGetOptArg(pc));
 474                         todo = SET_QUOTA;
 475                         break;
 476                 }
 477         }
 478
 479         if (todo == 0)
 480                 todo = USER_QUOTA;
 481
 482         if (!fix_user)
 483                 pstrcpy(username_str,cmdline_auth_info.username);
 484
 485         /* Make connection to server */
 486         if(!poptPeekArg(pc)) {
 487                 poptPrintUsage(pc, stderr, 0);
 488                 exit(EXIT_PARSE_ERROR);
 489         }
 490
 491         pstrcpy(path, poptGetArg(pc));
 492
 493         all_string_sub(path,"/","\\",0);
 494
 495         pstrcpy(server,path+2);
 496         share = strchr_m(server,'\\');
 497         if (!share) {
 498                 share = strchr_m(server,'/');
 499                 if (!share) {
 500                         printf("Invalid argument: %s\n", share);
 501                         exit(EXIT_PARSE_ERROR);
 502                 }
 503         }
 504
 505         *share = 0;
 506         share++;
 507
 508         if (todo == SET_QUOTA) {
 509                 if (parse_quota_set(set_str, username_str, &qtype, &cmd, &qt)) {
 510                         printf("Invalid argument: -S %s\n", set_str);
 511                         exit(EXIT_PARSE_ERROR);
 512                 }
 513         }
 514
 515         if (!test_args) {
 516                 cli = connect_one(share);
 517                 if (!cli) {
 518                         exit(EXIT_FAILED);
 519                 }
 520         } else {
 521                 exit(EXIT_OK);
 522         }
 523
 524
 525         /* Perform requested action */
 526
 527         switch (todo) {
 528                 case FS_QUOTA:
 529                         result = do_quota(cli,SMB_USER_FS_QUOTA_TYPE, QUOTA_GET, username_str, NULL);
 530                         break;
 531                 case LIST_QUOTA:
 532                         result = do_quota(cli,SMB_USER_QUOTA_TYPE, QUOTA_LIST, username_str, NULL);
 533                         break;
 534                 case USER_QUOTA:
 535                         result = do_quota(cli,SMB_USER_QUOTA_TYPE, QUOTA_GET, username_str, NULL);
 536                         break;
 537                 case SET_QUOTA:
 538                         result = do_quota(cli, qtype, cmd, username_str, &qt);
 539                         break;
 540                 default:
 541
 542                         result = EXIT_FAILED;
 543                         break;
 544         }
 545
 546         return result;
 547 }
 548