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 2 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, write to the Free Software
  20    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  21 */
  22
  23 #include "includes.h"
  24
  25 static BOOL use_bcast;
  26
  27 /* How low can we go? */
  28
  29 enum tree_level {LEV_WORKGROUP, LEV_SERVER, LEV_SHARE};
  30 static enum tree_level level = LEV_SHARE;
  31
  32 /* Holds a list of workgroups or servers */
  33
  34 struct name_list {
  35         struct name_list *prev, *next;
  36         pstring name, comment;
  37         uint32 server_type;
  38 };
  39
  40 static struct name_list *workgroups, *servers, *shares;
  41
  42 static void free_name_list(struct name_list *list)
  43 {
  44         while(list)
  45                 DLIST_REMOVE(list, list);
  46 }
  47
  48 static void add_name(const char *machine_name, uint32 server_type,
  49                      const char *comment, void *state)
  50 {
  51         struct name_list **name_list = (struct name_list **)state;
  52         struct name_list *new_name;
  53
  54         new_name = SMB_MALLOC_P(struct name_list);
  55
  56         if (!new_name)
  57                 return;
  58
  59         ZERO_STRUCTP(new_name);
  60
  61         pstrcpy(new_name->name, machine_name);
  62         pstrcpy(new_name->comment, comment);
  63         new_name->server_type = server_type;
  64
  65         DLIST_ADD(*name_list, new_name);
  66 }
  67
  68 /****************************************************************************
  69   display tree of smb workgroups, servers and shares
  70 ****************************************************************************/
  71 static BOOL get_workgroups(struct user_auth_info *user_info)
  72 {
  73         struct cli_state *cli;
  74         struct in_addr server_ip;
  75         pstring master_workgroup;
  76
  77         /* Try to connect to a #1d name of our current workgroup.  If that
  78            doesn't work broadcast for a master browser and then jump off
  79            that workgroup. */
  80
  81         pstrcpy(master_workgroup, lp_workgroup());
  82
  83         if (!use_bcast && !find_master_ip(lp_workgroup(), &server_ip)) {
  84                 DEBUG(4, ("Unable to find master browser for workgroup %s, falling back to broadcast\n",
  85                           master_workgroup));
  86                                 use_bcast = True;
  87                 } else if(!use_bcast) {
  88                 if (!(cli = get_ipc_connect(inet_ntoa(server_ip), &server_ip, user_info)))
  89                                 return False;
  90                 }
  91
  92                 if (!(cli = get_ipc_connect_master_ip_bcast(master_workgroup, user_info))) {
  93                         DEBUG(4, ("Unable to find master browser by "
  94                                   "broadcast\n"));
  95                         return False;
  96         }
  97
  98         if (!cli_NetServerEnum(cli, master_workgroup,
  99                                SV_TYPE_DOMAIN_ENUM, add_name, &workgroups))
 100                 return False;
 101
 102         return True;
 103 }
 104
 105 /* Retrieve the list of servers for a given workgroup */
 106
 107 static BOOL get_servers(char *workgroup, struct user_auth_info *user_info)
 108 {
 109         struct cli_state *cli;
 110         struct in_addr server_ip;
 111
 112         /* Open an IPC$ connection to the master browser for the workgroup */
 113
 114         if (!find_master_ip(workgroup, &server_ip)) {
 115                 DEBUG(4, ("Cannot find master browser for workgroup %s\n",
 116                           workgroup));
 117                 return False;
 118         }
 119
 120         if (!(cli = get_ipc_connect(inet_ntoa(server_ip), &server_ip, user_info)))
 121                 return False;
 122
 123         if (!cli_NetServerEnum(cli, workgroup, SV_TYPE_ALL, add_name,
 124                                &servers))
 125                 return False;
 126
 127         return True;
 128 }
 129
 130 static BOOL get_rpc_shares(struct cli_state *cli,
 131                            void (*fn)(const char *, uint32, const char *, void *),
 132                            void *state)
 133 {
 134         NTSTATUS status;
 135         struct rpc_pipe_client *pipe_hnd;
 136         TALLOC_CTX *mem_ctx;
 137         uint32 enum_hnd;
 138         struct srvsvc_NetShareCtr1 ctr1;
 139         union srvsvc_NetShareCtr ctr;
 140         uint32 numentries;
 141         int i;
 142         uint32 info_level = 1;
 143
 144         mem_ctx = talloc_new(NULL);
 145         if (mem_ctx == NULL) {
 146                 DEBUG(0, ("talloc_new failed\n"));
 147                 return False;
 148         }
 149
 150         enum_hnd = 0;
 151         pipe_hnd = cli_rpc_pipe_open_noauth(cli, PI_SRVSVC, &status);
 152
 153         if (pipe_hnd == NULL) {
 154                 DEBUG(10, ("Could not connect to srvsvc pipe: %s\n",
 155                            nt_errstr(status)));
 156                 TALLOC_FREE(mem_ctx);
 157                 return False;
 158         }
 159
 160         ZERO_STRUCT(ctr1);
 161         level = 1;
 162         ctr.ctr1 = &ctr1;
 163
 164         status = rpccli_srvsvc_NetShareEnum(pipe_hnd, mem_ctx, NULL,
 165                                             &info_level, &ctr,
 166                                             0xffffffff, &numentries,
 167                                             &enum_hnd);
 168
 169         if (!NT_STATUS_IS_OK(status)) {
 170                 TALLOC_FREE(mem_ctx);
 171                 cli_rpc_pipe_close(pipe_hnd);
 172                 return False;
 173         }
 174
 175         for (i=0; i<numentries; i++) {
 176                 fn(ctr.ctr1->array[i].name, ctr.ctr1->array[i].type,
 177                    ctr.ctr1->array[i].comment, state);
 178         }
 179
 180         TALLOC_FREE(mem_ctx);
 181         cli_rpc_pipe_close(pipe_hnd);
 182         return True;
 183 }
 184
 185
 186 static BOOL get_shares(char *server_name, struct user_auth_info *user_info)
 187 {
 188         struct cli_state *cli;
 189
 190         if (!(cli = get_ipc_connect(server_name, NULL, user_info)))
 191                 return False;
 192
 193         if (get_rpc_shares(cli, add_name, &shares))
 194                 return True;
 195
 196         if (!cli_RNetShareEnum(cli, add_name, &shares))
 197                 return False;
 198
 199         return True;
 200 }
 201
 202 static BOOL print_tree(struct user_auth_info *user_info)
 203 {
 204         struct name_list *wg, *sv, *sh;
 205
 206         /* List workgroups */
 207
 208         if (!get_workgroups(user_info))
 209                 return False;
 210
 211         for (wg = workgroups; wg; wg = wg->next) {
 212
 213                 printf("%s\n", wg->name);
 214
 215                 /* List servers */
 216
 217                 free_name_list(servers);
 218                 servers = NULL;
 219
 220                 if (level == LEV_WORKGROUP ||
 221                     !get_servers(wg->name, user_info))
 222                         continue;
 223
 224                 for (sv = servers; sv; sv = sv->next) {
 225
 226                         printf("\t\\\\%-15s\t\t%s\n",
 227                                sv->name, sv->comment);
 228
 229                         /* List shares */
 230
 231                         free_name_list(shares);
 232                         shares = NULL;
 233
 234                         if (level == LEV_SERVER ||
 235                             !get_shares(sv->name, user_info))
 236                                 continue;
 237
 238                         for (sh = shares; sh; sh = sh->next) {
 239                                 printf("\t\t\\\\%s\\%-15s\t%s\n",
 240                                        sv->name, sh->name, sh->comment);
 241                         }
 242                 }
 243         }
 244
 245         return True;
 246 }
 247
 248 /****************************************************************************
 249   main program
 250 ****************************************************************************/
 251  int main(int argc,char *argv[])
 252 {
 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                 return 1;
 295
 296         return 0;
 297 }