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 int 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 sockaddr_storage server_ss;
  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_ss)) {
  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                         char addr[INET6_ADDRSTRLEN];
  88                         print_sockaddr(addr, sizeof(addr), &server_ss);
  89                         if (!(cli = get_ipc_connect(addr, &server_ss, user_info)))
  90                                 return False;
  91                 }
  92
  93                 if (!(cli = get_ipc_connect_master_ip_bcast(master_workgroup, user_info))) {
  94                         DEBUG(4, ("Unable to find master browser by "
  95                                   "broadcast\n"));
  96                         return False;
  97         }
  98
  99         if (!cli_NetServerEnum(cli, master_workgroup,
 100                                SV_TYPE_DOMAIN_ENUM, add_name, &workgroups))
 101                 return False;
 102
 103         return True;
 104 }
 105
 106 /* Retrieve the list of servers for a given workgroup */
 107
 108 static bool get_servers(char *workgroup, struct user_auth_info *user_info)
 109 {
 110         struct cli_state *cli;
 111         struct sockaddr_storage server_ss;
 112         char addr[INET6_ADDRSTRLEN];
 113
 114         /* Open an IPC$ connection to the master browser for the workgroup */
 115
 116         if (!find_master_ip(workgroup, &server_ss)) {
 117                 DEBUG(4, ("Cannot find master browser for workgroup %s\n",
 118                           workgroup));
 119                 return False;
 120         }
 121
 122         print_sockaddr(addr, sizeof(addr), &server_ss);
 123         if (!(cli = get_ipc_connect(addr, &server_ss, user_info)))
 124                 return False;
 125
 126         if (!cli_NetServerEnum(cli, workgroup, SV_TYPE_ALL, add_name,
 127                                &servers))
 128                 return False;
 129
 130         return True;
 131 }
 132
 133 static bool get_rpc_shares(struct cli_state *cli,
 134                            void (*fn)(const char *, uint32, const char *, void *),
 135                            void *state)
 136 {
 137         NTSTATUS status;
 138         struct rpc_pipe_client *pipe_hnd;
 139         TALLOC_CTX *mem_ctx;
 140         ENUM_HND enum_hnd;
 141         WERROR werr;
 142         SRV_SHARE_INFO_CTR ctr;
 143         int i;
 144
 145         mem_ctx = talloc_new(NULL);
 146         if (mem_ctx == NULL) {
 147                 DEBUG(0, ("talloc_new failed\n"));
 148                 return False;
 149         }
 150
 151         init_enum_hnd(&enum_hnd, 0);
 152
 153         pipe_hnd = cli_rpc_pipe_open_noauth(cli, PI_SRVSVC, &status);
 154
 155         if (pipe_hnd == NULL) {
 156                 DEBUG(10, ("Could not connect to srvsvc pipe: %s\n",
 157                            nt_errstr(status)));
 158                 TALLOC_FREE(mem_ctx);
 159                 return False;
 160         }
 161
 162         werr = rpccli_srvsvc_net_share_enum(pipe_hnd, mem_ctx, 1, &ctr,
 163                                             0xffffffff, &enum_hnd);
 164
 165         if (!W_ERROR_IS_OK(werr)) {
 166                 TALLOC_FREE(mem_ctx);
 167                 cli_rpc_pipe_close(pipe_hnd);
 168                 return False;
 169         }
 170
 171         for (i=0; i<ctr.num_entries; i++) {
 172                 SRV_SHARE_INFO_1 *info = &ctr.share.info1[i];
 173                 char *name, *comment;
 174                 name = rpcstr_pull_unistr2_talloc(
 175                         mem_ctx, &info->info_1_str.uni_netname);
 176                 comment = rpcstr_pull_unistr2_talloc(
 177                         mem_ctx, &info->info_1_str.uni_remark);
 178                 fn(name, info->info_1.type, comment, state);
 179         }
 180
 181         TALLOC_FREE(mem_ctx);
 182         cli_rpc_pipe_close(pipe_hnd);
 183         return True;
 184 }
 185
 186
 187 static bool get_shares(char *server_name, struct user_auth_info *user_info)
 188 {
 189         struct cli_state *cli;
 190
 191         if (!(cli = get_ipc_connect(server_name, NULL, user_info)))
 192                 return False;
 193
 194         if (get_rpc_shares(cli, add_name, &shares))
 195                 return True;
 196
 197         if (!cli_RNetShareEnum(cli, add_name, &shares))
 198                 return False;
 199
 200         return True;
 201 }
 202
 203 static bool print_tree(struct user_auth_info *user_info)
 204 {
 205         struct name_list *wg, *sv, *sh;
 206
 207         /* List workgroups */
 208
 209         if (!get_workgroups(user_info))
 210                 return False;
 211
 212         for (wg = workgroups; wg; wg = wg->next) {
 213
 214                 printf("%s\n", wg->name);
 215
 216                 /* List servers */
 217
 218                 free_name_list(servers);
 219                 servers = NULL;
 220
 221                 if (level == LEV_WORKGROUP ||
 222                     !get_servers(wg->name, user_info))
 223                         continue;
 224
 225                 for (sv = servers; sv; sv = sv->next) {
 226
 227                         printf("\t\\\\%-15s\t\t%s\n",
 228                                sv->name, sv->comment);
 229
 230                         /* List shares */
 231
 232                         free_name_list(shares);
 233                         shares = NULL;
 234
 235                         if (level == LEV_SERVER ||
 236                             !get_shares(sv->name, user_info))
 237                                 continue;
 238
 239                         for (sh = shares; sh; sh = sh->next) {
 240                                 printf("\t\t\\\\%s\\%-15s\t%s\n",
 241                                        sv->name, sh->name, sh->comment);
 242                         }
 243                 }
 244         }
 245
 246         return True;
 247 }
 248
 249 /****************************************************************************
 250   main program
 251 ****************************************************************************/
 252  int main(int argc,char *argv[])
 253 {
 254         TALLOC_CTX *frame = talloc_stackframe();
 255         struct poptOption long_options[] = {
 256                 POPT_AUTOHELP
 257                 { "broadcast", 'b', POPT_ARG_VAL, &use_bcast, True, "Use broadcast instead of using the master browser" },
 258                 { "domains", 'D', POPT_ARG_VAL, &level, LEV_WORKGROUP, "List only domains (workgroups) of tree" },
 259                 { "servers", 'S', POPT_ARG_VAL, &level, LEV_SERVER, "List domains(workgroups) and servers of tree" },
 260                 POPT_COMMON_SAMBA
 261                 POPT_COMMON_CREDENTIALS
 262                 POPT_TABLEEND
 263         };
 264         poptContext pc;
 265
 266         /* Initialise samba stuff */
 267         load_case_tables();
 268
 269         setlinebuf(stdout);
 270
 271         dbf = x_stderr;
 272
 273         setup_logging(argv[0],True);
 274
 275         pc = poptGetContext("smbtree", argc, (const char **)argv, long_options,
 276                                                 POPT_CONTEXT_KEEP_FIRST);
 277         while(poptGetNextOpt(pc) != -1);
 278         poptFreeContext(pc);
 279
 280         lp_load(dyn_CONFIGFILE,True,False,False,True);
 281         load_interfaces();
 282
 283         /* Parse command line args */
 284
 285         if (!cmdline_auth_info.got_pass) {
 286                 char *pass = getpass("Password: ");
 287                 if (pass) {
 288                         pstrcpy(cmdline_auth_info.password, pass);
 289                 }
 290         cmdline_auth_info.got_pass = True;
 291         }
 292
 293         /* Now do our stuff */
 294
 295         if (!print_tree(&cmdline_auth_info)) {
 296                 TALLOC_FREE(frame);
 297                 return 1;
 298         }
 299
 300         TALLOC_FREE(frame);
 301         return 0;
 302 }