source/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 = (struct name_list *)malloc(sizeof(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 /* Return a cli_state pointing at the IPC$ share for the given server */
  69
  70 static struct cli_state *get_ipc_connect(char *server, struct in_addr *server_ip,
  71                                          struct user_auth_info *user_info)
  72 {
  73         struct cli_state *cli;
  74         pstring myname;
  75         NTSTATUS nt_status;
  76
  77         get_myname(myname);
  78
  79         nt_status = cli_full_connection(&cli, myname, server, server_ip, 0, "IPC$", "IPC",
  80                                         user_info->username, lp_workgroup(), user_info->password,
  81                                         CLI_FULL_CONNECTION_ANNONYMOUS_FALLBACK, NULL);
  82
  83         if (NT_STATUS_IS_OK(nt_status)) {
  84                 return cli;
  85         } else {
  86                 return NULL;
  87         }
  88 }
  89
  90 /* Return the IP address and workgroup of a master browser on the
  91    network. */
  92
  93 static BOOL find_master_ip_bcast(pstring workgroup, struct in_addr *server_ip)
  94 {
  95         struct in_addr *ip_list;
  96         int i, count;
  97
  98         /* Go looking for workgroups by broadcasting on the local network */
  99
 100         if (!name_resolve_bcast(MSBROWSE, 1, &ip_list, &count)) {
 101                 return False;
 102         }
 103
 104         for (i = 0; i < count; i++) {
 105                 static fstring name;
 106
 107                 if (!name_status_find("*", 0, 0x1d, ip_list[i], name))
 108                         continue;
 109
 110                 if (!find_master_ip(name, server_ip))
 111                         continue;
 112
 113                 pstrcpy(workgroup, name);
 114
 115                 DEBUG(4, ("found master browser %s, %s\n",
 116                           name, inet_ntoa(ip_list[i])));
 117
 118                 return True;
 119         }
 120
 121         return False;
 122 }
 123
 124 /****************************************************************************
 125   display tree of smb workgroups, servers and shares
 126 ****************************************************************************/
 127 static BOOL get_workgroups(struct user_auth_info *user_info)
 128 {
 129         struct cli_state *cli;
 130         struct in_addr server_ip;
 131         pstring master_workgroup;
 132
 133         /* Try to connect to a #1d name of our current workgroup.  If that
 134            doesn't work broadcast for a master browser and then jump off
 135            that workgroup. */
 136
 137         pstrcpy(master_workgroup, lp_workgroup());
 138
 139         if (use_bcast || !find_master_ip(lp_workgroup(), &server_ip)) {
 140                 DEBUG(4, ("Unable to find master browser for workgroup %s\n",
 141                           master_workgroup));
 142                 if (!find_master_ip_bcast(master_workgroup, &server_ip)) {
 143                         DEBUG(4, ("Unable to find master browser by "
 144                                   "broadcast\n"));
 145                         return False;
 146                 }
 147         }
 148
 149         if (!(cli = get_ipc_connect(inet_ntoa(server_ip), &server_ip, user_info)))
 150                 return False;
 151
 152         if (!cli_NetServerEnum(cli, master_workgroup,
 153                                SV_TYPE_DOMAIN_ENUM, add_name, &workgroups))
 154                 return False;
 155
 156         return True;
 157 }
 158
 159 /* Retrieve the list of servers for a given workgroup */
 160
 161 static BOOL get_servers(char *workgroup, struct user_auth_info *user_info)
 162 {
 163         struct cli_state *cli;
 164         struct in_addr server_ip;
 165
 166         /* Open an IPC$ connection to the master browser for the workgroup */
 167
 168         if (!find_master_ip(workgroup, &server_ip)) {
 169                 DEBUG(4, ("Cannot find master browser for workgroup %s\n",
 170                           workgroup));
 171                 return False;
 172         }
 173
 174         if (!(cli = get_ipc_connect(inet_ntoa(server_ip), &server_ip, user_info)))
 175                 return False;
 176
 177         if (!cli_NetServerEnum(cli, workgroup, SV_TYPE_ALL, add_name,
 178                                &servers))
 179                 return False;
 180
 181         return True;
 182 }
 183
 184 static BOOL get_shares(char *server_name, struct user_auth_info *user_info)
 185 {
 186         struct cli_state *cli;
 187
 188         if (!(cli = get_ipc_connect(server_name, NULL, user_info)))
 189                 return False;
 190
 191         if (!cli_RNetShareEnum(cli, add_name, &shares))
 192                 return False;
 193
 194         return True;
 195 }
 196
 197 static BOOL print_tree(struct user_auth_info *user_info)
 198 {
 199         struct name_list *wg, *sv, *sh;
 200
 201         /* List workgroups */
 202
 203         if (!get_workgroups(user_info))
 204                 return False;
 205
 206         for (wg = workgroups; wg; wg = wg->next) {
 207
 208                 printf("%s\n", wg->name);
 209
 210                 /* List servers */
 211
 212                 free_name_list(servers);
 213                 servers = NULL;
 214
 215                 if (level == LEV_WORKGROUP ||
 216                     !get_servers(wg->name, user_info))
 217                         continue;
 218
 219                 for (sv = servers; sv; sv = sv->next) {
 220
 221                         printf("\t\\\\%-15s\t\t%s\n",
 222                                sv->name, sv->comment);
 223
 224                         /* List shares */
 225
 226                         free_name_list(shares);
 227                         shares = NULL;
 228
 229                         if (level == LEV_SERVER ||
 230                             !get_shares(sv->name, user_info))
 231                                 continue;
 232
 233                         for (sh = shares; sh; sh = sh->next) {
 234                                 printf("\t\t\\\\%s\\%-15s\t%s\n",
 235                                        sv->name, sh->name, sh->comment);
 236                         }
 237                 }
 238         }
 239
 240         return True;
 241 }
 242
 243 /****************************************************************************
 244   main program
 245 ****************************************************************************/
 246  int main(int argc,char *argv[])
 247 {
 248         struct poptOption long_options[] = {
 249                 POPT_AUTOHELP
 250                 { "broadcast", 'b', POPT_ARG_VAL, &use_bcast, True, "Use broadcast instead of using the master browser" },
 251                 { "domains", 'D', POPT_ARG_VAL, &level, LEV_WORKGROUP, "List only domains (workgroups) of tree" },
 252                 { "servers", 'S', POPT_ARG_VAL, &level, LEV_SERVER, "List domains(workgroups) and servers of tree" },
 253                 POPT_COMMON_SAMBA
 254                 POPT_CREDENTIALS
 255                 POPT_TABLEEND
 256         };
 257         poptContext pc;
 258
 259         /* Initialise samba stuff */
 260
 261         setlinebuf(stdout);
 262
 263         dbf = x_stderr;
 264
 265         setup_logging(argv[0],True);
 266
 267         pc = poptGetContext("smbtree", argc, (const char **)argv, long_options,
 268                                                 POPT_CONTEXT_KEEP_FIRST);
 269         while(poptGetNextOpt(pc) != -1);
 270         poptFreeContext(pc);
 271
 272         lp_load(dyn_CONFIGFILE,True,False,False);
 273         load_interfaces();
 274
 275         /* Parse command line args */
 276
 277         if (!cmdline_auth_info.got_pass) {
 278                 char *pass = getpass("Password: ");
 279                 if (pass) {
 280                         pstrcpy(cmdline_auth_info.password, pass);
 281                 }
 282         cmdline_auth_info.got_pass = True;
 283         }
 284
 285         /* Now do our stuff */
 286
 287         if (!print_tree(&cmdline_auth_info))
 288                 return 1;
 289
 290         return 0;
 291 }