source3/utils/smbtree.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3    Network neighbourhood browser.
   4
   5    Copyright (C) Tim Potter      2000
   6    Copyright (C) Jelmer Vernooij 2003
   7
   8    This program is free software; you can redistribute it and/or modify
   9    it under the terms of the GNU General Public License as published by
  10    the Free Software Foundation; either version 3 of the License, or
  11    (at your option) any later version.
  12
  13    This program is distributed in the hope that it will be useful,
  14    but WITHOUT ANY WARRANTY; without even the implied warranty of
  15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16    GNU General Public License for more details.
  17
  18    You should have received a copy of the GNU General Public License
  19    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  20 */
  21
  22 #include "includes.h"
  23
  24 static BOOL use_bcast;
  25
  26 /* How low can we go? */
  27
  28 enum tree_level {LEV_WORKGROUP, LEV_SERVER, LEV_SHARE};
  29 static enum tree_level level = LEV_SHARE;
  30
  31 /* Holds a list of workgroups or servers */
  32
  33 struct name_list {
  34         struct name_list *prev, *next;
  35         pstring name, comment;
  36         uint32 server_type;
  37 };
  38
  39 static struct name_list *workgroups, *servers, *shares;
  40
  41 static void free_name_list(struct name_list *list)
  42 {
  43         while(list)
  44                 DLIST_REMOVE(list, list);
  45 }
  46
  47 static void add_name(const char *machine_name, uint32 server_type,
  48                      const char *comment, void *state)
  49 {
  50         struct name_list **name_list = (struct name_list **)state;
  51         struct name_list *new_name;
  52
  53         new_name = SMB_MALLOC_P(struct name_list);
  54
  55         if (!new_name)
  56                 return;
  57
  58         ZERO_STRUCTP(new_name);
  59
  60         pstrcpy(new_name->name, machine_name);
  61         pstrcpy(new_name->comment, comment);
  62         new_name->server_type = server_type;
  63
  64         DLIST_ADD(*name_list, new_name);
  65 }
  66
  67 /****************************************************************************
  68   display tree of smb workgroups, servers and shares
  69 ****************************************************************************/
  70 static BOOL get_workgroups(struct user_auth_info *user_info)
  71 {
  72         struct cli_state *cli;
  73         struct in_addr server_ip;
  74         pstring master_workgroup;
  75
  76         /* Try to connect to a #1d name of our current workgroup.  If that
  77            doesn't work broadcast for a master browser and then jump off
  78            that workgroup. */
  79
  80         pstrcpy(master_workgroup, lp_workgroup());
  81
  82         if (!use_bcast && !find_master_ip(lp_workgroup(), &server_ip)) {
  83                 DEBUG(4, ("Unable to find master browser for workgroup %s, falling back to broadcast\n",
  84                           master_workgroup));
  85                                 use_bcast = True;
  86                 } else if(!use_bcast) {
  87                 if (!(cli = get_ipc_connect(inet_ntoa(server_ip), &server_ip, user_info)))
  88                                 return False;
  89                 }
  90
  91                 if (!(cli = get_ipc_connect_master_ip_bcast(master_workgroup, user_info))) {
  92                         DEBUG(4, ("Unable to find master browser by "
  93                                   "broadcast\n"));
  94                         return False;
  95         }
  96
  97         if (!cli_NetServerEnum(cli, master_workgroup,
  98                                SV_TYPE_DOMAIN_ENUM, add_name, &workgroups))
  99                 return False;
 100
 101         return True;
 102 }
 103
 104 /* Retrieve the list of servers for a given workgroup */
 105
 106 static BOOL get_servers(char *workgroup, struct user_auth_info *user_info)
 107 {
 108         struct cli_state *cli;
 109         struct in_addr server_ip;
 110
 111         /* Open an IPC$ connection to the master browser for the workgroup */
 112
 113         if (!find_master_ip(workgroup, &server_ip)) {
 114                 DEBUG(4, ("Cannot find master browser for workgroup %s\n",
 115                           workgroup));
 116                 return False;
 117         }
 118
 119         if (!(cli = get_ipc_connect(inet_ntoa(server_ip), &server_ip, user_info)))
 120                 return False;
 121
 122         if (!cli_NetServerEnum(cli, workgroup, SV_TYPE_ALL, add_name,
 123                                &servers))
 124                 return False;
 125
 126         return True;
 127 }
 128
 129 static BOOL get_rpc_shares(struct cli_state *cli,
 130                            void (*fn)(const char *, uint32, const char *, void *),
 131                            void *state)
 132 {
 133         NTSTATUS status;
 134         struct rpc_pipe_client *pipe_hnd;
 135         TALLOC_CTX *mem_ctx;
 136         uint32 enum_hnd;
 137         struct srvsvc_NetShareCtr1 ctr1;
 138         union srvsvc_NetShareCtr ctr;
 139         uint32 numentries;
 140         int i;
 141         uint32 info_level = 1;
 142
 143         mem_ctx = talloc_new(NULL);
 144         if (mem_ctx == NULL) {
 145                 DEBUG(0, ("talloc_new failed\n"));
 146                 return False;
 147         }
 148
 149         enum_hnd = 0;
 150         pipe_hnd = cli_rpc_pipe_open_noauth(cli, PI_SRVSVC, &status);
 151
 152         if (pipe_hnd == NULL) {
 153                 DEBUG(10, ("Could not connect to srvsvc pipe: %s\n",
 154                            nt_errstr(status)));
 155                 TALLOC_FREE(mem_ctx);
 156                 return False;
 157         }
 158
 159         ZERO_STRUCT(ctr1);
 160         level = 1;
 161         ctr.ctr1 = &ctr1;
 162
 163         status = rpccli_srvsvc_NetShareEnum(pipe_hnd, mem_ctx, NULL,
 164                                             &info_level, &ctr,
 165                                             0xffffffff, &numentries,
 166                                             &enum_hnd);
 167
 168         if (!NT_STATUS_IS_OK(status)) {
 169                 TALLOC_FREE(mem_ctx);
 170                 cli_rpc_pipe_close(pipe_hnd);
 171                 return False;
 172         }
 173
 174         for (i=0; i<numentries; i++) {
 175                 fn(ctr.ctr1->array[i].name, ctr.ctr1->array[i].type,
 176                    ctr.ctr1->array[i].comment, state);
 177         }
 178
 179         TALLOC_FREE(mem_ctx);
 180         cli_rpc_pipe_close(pipe_hnd);
 181         return True;
 182 }
 183
 184
 185 static BOOL get_shares(char *server_name, struct user_auth_info *user_info)
 186 {
 187         struct cli_state *cli;
 188
 189         if (!(cli = get_ipc_connect(server_name, NULL, user_info)))
 190                 return False;
 191
 192         if (get_rpc_shares(cli, add_name, &shares))
 193                 return True;
 194
 195         if (!cli_RNetShareEnum(cli, add_name, &shares))
 196                 return False;
 197
 198         return True;
 199 }
 200
 201 static BOOL print_tree(struct user_auth_info *user_info)
 202 {
 203         struct name_list *wg, *sv, *sh;
 204
 205         /* List workgroups */
 206
 207         if (!get_workgroups(user_info))
 208                 return False;
 209
 210         for (wg = workgroups; wg; wg = wg->next) {
 211
 212                 printf("%s\n", wg->name);
 213
 214                 /* List servers */
 215
 216                 free_name_list(servers);
 217                 servers = NULL;
 218
 219                 if (level == LEV_WORKGROUP ||
 220                     !get_servers(wg->name, user_info))
 221                         continue;
 222
 223                 for (sv = servers; sv; sv = sv->next) {
 224
 225                         printf("\t\\\\%-15s\t\t%s\n",
 226                                sv->name, sv->comment);
 227
 228                         /* List shares */
 229
 230                         free_name_list(shares);
 231                         shares = NULL;
 232
 233                         if (level == LEV_SERVER ||
 234                             !get_shares(sv->name, user_info))
 235                                 continue;
 236
 237                         for (sh = shares; sh; sh = sh->next) {
 238                                 printf("\t\t\\\\%s\\%-15s\t%s\n",
 239                                        sv->name, sh->name, sh->comment);
 240                         }
 241                 }
 242         }
 243
 244         return True;
 245 }
 246
 247 /****************************************************************************
 248   main program
 249 ****************************************************************************/
 250  int main(int argc,char *argv[])
 251 {
 252         TALLOC_CTX *frame = talloc_stackframe();
 253         struct poptOption long_options[] = {
 254                 POPT_AUTOHELP
 255                 { "broadcast", 'b', POPT_ARG_VAL, &use_bcast, True, "Use broadcast instead of using the master browser" },
 256                 { "domains", 'D', POPT_ARG_VAL, &level, LEV_WORKGROUP, "List only domains (workgroups) of tree" },
 257                 { "servers", 'S', POPT_ARG_VAL, &level, LEV_SERVER, "List domains(workgroups) and servers of tree" },
 258                 POPT_COMMON_SAMBA
 259                 POPT_COMMON_CREDENTIALS
 260                 POPT_TABLEEND
 261         };
 262         poptContext pc;
 263
 264         /* Initialise samba stuff */
 265         load_case_tables();
 266
 267         setlinebuf(stdout);
 268
 269         dbf = x_stderr;
 270
 271         setup_logging(argv[0],True);
 272
 273         pc = poptGetContext("smbtree", argc, (const char **)argv, long_options,
 274                                                 POPT_CONTEXT_KEEP_FIRST);
 275         while(poptGetNextOpt(pc) != -1);
 276         poptFreeContext(pc);
 277
 278         lp_load(dyn_CONFIGFILE,True,False,False,True);
 279         load_interfaces();
 280
 281         /* Parse command line args */
 282
 283         if (!cmdline_auth_info.got_pass) {
 284                 char *pass = getpass("Password: ");
 285                 if (pass) {
 286                         pstrcpy(cmdline_auth_info.password, pass);
 287                 }
 288         cmdline_auth_info.got_pass = True;
 289         }
 290
 291         /* Now do our stuff */
 292
 293         if (!print_tree(&cmdline_auth_info)) {
 294                 TALLOC_FREE(frame);
 295                 return 1;
 296         }
 297
 298         TALLOC_FREE(frame);
 299         return 0;
 300 }