source/utils/smbtree.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3    Network neighbourhood browser.
   4
   5    Copyright (C) Tim Potter      2000
   6
   7    This program is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 2 of the License, or
  10    (at your option) any later version.
  11
  12    This program is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with this program; if not, write to the Free Software
  19    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  20 */
  21
  22 #include "includes.h"
  23
  24 static BOOL use_bcast;
  25
  26 struct user_auth_info {
  27         pstring username;
  28         pstring password;
  29         pstring workgroup;
  30 };
  31
  32 /* How low can we go? */
  33
  34 enum tree_level {LEV_WORKGROUP, LEV_SERVER, LEV_SHARE};
  35 static enum tree_level level = LEV_SHARE;
  36
  37 static void usage(void)
  38 {
  39         printf(
  40 "Usage: smbtree [options]\n\
  41 \n\
  42 \t-d debuglevel           set debug output level\n\
  43 \t-U username             user to autheticate as\n\
  44 \t-W workgroup            workgroup of user to authenticate as\n\
  45 \t-D                      list only domains (workgroups) of tree\n\
  46 \t-S                      list domains and servers of tree\n\
  47 \t-b                      use bcast instead of using the master browser\n\
  48 \n\
  49 The username can be of the form username%%password or\n\
  50 workgroup\\username%%password.\n\n\
  51 ");
  52 }
  53
  54 /* Holds a list of workgroups or servers */
  55
  56 struct name_list {
  57         struct name_list *prev, *next;
  58         pstring name, comment;
  59         uint32 server_type;
  60 };
  61
  62 static struct name_list *workgroups, *servers, *shares;
  63
  64 static void free_name_list(struct name_list *list)
  65 {
  66         while(list)
  67                 DLIST_REMOVE(list, list);
  68 }
  69
  70 static void add_name(const char *machine_name, uint32 server_type,
  71                      const char *comment, void *state)
  72 {
  73         struct name_list **name_list = (struct name_list **)state;
  74         struct name_list *new_name;
  75
  76         new_name = (struct name_list *)malloc(sizeof(struct name_list));
  77
  78         if (!new_name)
  79                 return;
  80
  81         ZERO_STRUCTP(new_name);
  82
  83         pstrcpy(new_name->name, machine_name);
  84         pstrcpy(new_name->comment, comment);
  85         new_name->server_type = server_type;
  86
  87         DLIST_ADD(*name_list, new_name);
  88 }
  89
  90 /* Return a cli_state pointing at the IPC$ share for the given server */
  91
  92 static struct cli_state *get_ipc_connect(char *server, struct in_addr *server_ip,
  93                                          struct user_auth_info *user_info)
  94 {
  95         struct cli_state *cli;
  96         pstring myname;
  97         NTSTATUS nt_status;
  98
  99         get_myname(myname);
 100
 101         nt_status = cli_full_connection(&cli, myname, server, server_ip, 0, "IPC$", "IPC",
 102                                         user_info->username, lp_workgroup(), user_info->password,
 103                                         CLI_FULL_CONNECTION_ANNONYMOUS_FALLBACK, NULL);
 104
 105         if (NT_STATUS_IS_OK(nt_status)) {
 106                 return cli;
 107         } else {
 108                 return NULL;
 109         }
 110 }
 111
 112 /* Return the IP address and workgroup of a master browser on the
 113    network. */
 114
 115 static BOOL find_master_ip_bcast(pstring workgroup, struct in_addr *server_ip)
 116 {
 117         struct in_addr *ip_list;
 118         int i, count;
 119
 120         /* Go looking for workgroups by broadcasting on the local network */
 121
 122         if (!name_resolve_bcast(MSBROWSE, 1, &ip_list, &count)) {
 123                 return False;
 124         }
 125
 126         for (i = 0; i < count; i++) {
 127                 static fstring name;
 128
 129                 if (!name_status_find("*", 0, 0x1d, ip_list[i], name))
 130                         continue;
 131
 132                 if (!find_master_ip(name, server_ip))
 133                         continue;
 134
 135                 pstrcpy(workgroup, name);
 136
 137                 DEBUG(4, ("found master browser %s, %s\n",
 138                           name, inet_ntoa(ip_list[i])));
 139
 140                 return True;
 141         }
 142
 143         return False;
 144 }
 145
 146 /****************************************************************************
 147   display tree of smb workgroups, servers and shares
 148 ****************************************************************************/
 149 static BOOL get_workgroups(struct user_auth_info *user_info)
 150 {
 151         struct cli_state *cli;
 152         struct in_addr server_ip;
 153         pstring master_workgroup;
 154
 155         /* Try to connect to a #1d name of our current workgroup.  If that
 156            doesn't work broadcast for a master browser and then jump off
 157            that workgroup. */
 158
 159         pstrcpy(master_workgroup, lp_workgroup());
 160
 161         if (use_bcast || !find_master_ip(lp_workgroup(), &server_ip)) {
 162                 DEBUG(4, ("Unable to find master browser for workgroup %s\n",
 163                           master_workgroup));
 164                 if (!find_master_ip_bcast(master_workgroup, &server_ip)) {
 165                         DEBUG(4, ("Unable to find master browser by "
 166                                   "broadcast\n"));
 167                         return False;
 168                 }
 169         }
 170
 171         if (!(cli = get_ipc_connect(inet_ntoa(server_ip), &server_ip, user_info)))
 172                 return False;
 173
 174         if (!cli_NetServerEnum(cli, master_workgroup,
 175                                SV_TYPE_DOMAIN_ENUM, add_name, &workgroups))
 176                 return False;
 177
 178         return True;
 179 }
 180
 181 /* Retrieve the list of servers for a given workgroup */
 182
 183 static BOOL get_servers(char *workgroup, struct user_auth_info *user_info)
 184 {
 185         struct cli_state *cli;
 186         struct in_addr server_ip;
 187
 188         /* Open an IPC$ connection to the master browser for the workgroup */
 189
 190         if (!find_master_ip(workgroup, &server_ip)) {
 191                 DEBUG(4, ("Cannot find master browser for workgroup %s\n",
 192                           workgroup));
 193                 return False;
 194         }
 195
 196         if (!(cli = get_ipc_connect(inet_ntoa(server_ip), &server_ip, user_info)))
 197                 return False;
 198
 199         if (!cli_NetServerEnum(cli, workgroup, SV_TYPE_ALL, add_name,
 200                                &servers))
 201                 return False;
 202
 203         return True;
 204 }
 205
 206 static BOOL get_shares(char *server_name, struct user_auth_info *user_info)
 207 {
 208         struct cli_state *cli;
 209
 210         if (!(cli = get_ipc_connect(server_name, NULL, user_info)))
 211                 return False;
 212
 213         if (!cli_RNetShareEnum(cli, add_name, &shares))
 214                 return False;
 215
 216         return True;
 217 }
 218
 219 static BOOL print_tree(struct user_auth_info *user_info)
 220 {
 221         struct name_list *wg, *sv, *sh;
 222
 223         /* List workgroups */
 224
 225         if (!get_workgroups(user_info))
 226                 return False;
 227
 228         for (wg = workgroups; wg; wg = wg->next) {
 229
 230                 printf("%s\n", wg->name);
 231
 232                 /* List servers */
 233
 234                 free_name_list(servers);
 235                 servers = NULL;
 236
 237                 if (level == LEV_WORKGROUP ||
 238                     !get_servers(wg->name, user_info))
 239                         continue;
 240
 241                 for (sv = servers; sv; sv = sv->next) {
 242
 243                         printf("\t\\\\%-15s\t\t%s\n",
 244                                sv->name, sv->comment);
 245
 246                         /* List shares */
 247
 248                         free_name_list(shares);
 249                         shares = NULL;
 250
 251                         if (level == LEV_SERVER ||
 252                             !get_shares(sv->name, user_info))
 253                                 continue;
 254
 255                         for (sh = shares; sh; sh = sh->next) {
 256                                 printf("\t\t\\\\%s\\%-15s\t%s\n",
 257                                        sv->name, sh->name, sh->comment);
 258                         }
 259                 }
 260         }
 261
 262         return True;
 263 }
 264
 265 /****************************************************************************
 266   main program
 267 ****************************************************************************/
 268  int main(int argc,char *argv[])
 269 {
 270         extern char *optarg;
 271         extern int optind;
 272         int opt;
 273         char *p;
 274         struct user_auth_info user_info;
 275         BOOL got_pass = False;
 276
 277         /* Initialise samba stuff */
 278
 279         setlinebuf(stdout);
 280
 281         dbf = x_stderr;
 282
 283         setup_logging(argv[0],True);
 284
 285         lp_load(dyn_CONFIGFILE,True,False,False);
 286         load_interfaces();
 287
 288         if (getenv("USER")) {
 289                 pstrcpy(user_info.username, getenv("USER"));
 290
 291                 if ((p=strchr(user_info.username, '%'))) {
 292                         *p = 0;
 293                         pstrcpy(user_info.password, p+1);
 294                         got_pass = True;
 295                         memset(strchr(getenv("USER"), '%') + 1, 'X',
 296                                strlen(user_info.password));
 297                 }
 298         }
 299
 300         pstrcpy(user_info.workgroup, lp_workgroup());
 301
 302         /* Parse command line args */
 303
 304         while ((opt = getopt(argc, argv, "U:hd:W:DSb")) != EOF) {
 305                 switch (opt) {
 306                 case 'U':
 307                         pstrcpy(user_info.username,optarg);
 308                         p = strchr(user_info.username,'%');
 309                         if (p) {
 310                                 *p = 0;
 311                                 pstrcpy(user_info.password, p+1);
 312                                 got_pass = 1;
 313                         }
 314                         break;
 315
 316                 case 'b':
 317                         use_bcast = True;
 318                         break;
 319
 320                 case 'h':
 321                         usage();
 322                         exit(1);
 323
 324                 case 'd':
 325                         DEBUGLEVEL = atoi(optarg);
 326                         break;
 327
 328                 case 'W':
 329                         pstrcpy(user_info.workgroup, optarg);
 330                         break;
 331
 332                 case 'D':
 333                         level = LEV_WORKGROUP;
 334                         break;
 335
 336                 case 'S':
 337                         level = LEV_SERVER;
 338                         break;
 339
 340                 default:
 341                         printf("Unknown option %c (%d)\n", (char)opt, opt);
 342                         exit(1);
 343                 }
 344         }
 345
 346         argc -= optind;
 347         argv += optind;
 348
 349         if (argc > 0) {
 350                 usage();
 351                 exit(1);
 352         }
 353
 354         if (!got_pass) {
 355                 char *pass = getpass("Password: ");
 356                 if (pass) {
 357                         pstrcpy(user_info.password, pass);
 358                 }
 359                 got_pass = True;
 360         }
 361
 362         /* Now do our stuff */
 363
 364         if (!print_tree(&user_info))
 365                 return 1;
 366
 367         return 0;
 368 }