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#include "../librpc/gen_ndr/cli_srvsvc.h" 24 25static int use_bcast; 26 27/* How low can we go? */ 28 29enum tree_level {LEV_WORKGROUP, LEV_SERVER, LEV_SHARE}; 30static enum tree_level level = LEV_SHARE; 31 32/* Holds a list of workgroups or servers */ 33 34struct smb_name_list { 35 struct smb_name_list *prev, *next; 36 char *name, *comment; 37 uint32 server_type; 38}; 39 40static struct smb_name_list *workgroups, *servers, *shares; 41 42static void free_name_list(struct smb_name_list *list) 43{ 44 while(list) 45 DLIST_REMOVE(list, list); 46} 47 48static void add_name(const char *machine_name, uint32 server_type, 49 const char *comment, void *state) 50{ 51 struct smb_name_list **name_list = (struct smb_name_list **)state; 52 struct smb_name_list *new_name; 53 54 new_name = SMB_MALLOC_P(struct smb_name_list); 55 56 if (!new_name) 57 return; 58 59 ZERO_STRUCTP(new_name); 60 61 new_name->name = SMB_STRDUP(machine_name); 62 new_name->comment = SMB_STRDUP(comment); 63 new_name->server_type = server_type; 64 65 if (!new_name->name || !new_name->comment) { 66 SAFE_FREE(new_name->name); 67 SAFE_FREE(new_name->comment); 68 SAFE_FREE(new_name); 69 return; 70 } 71 72 DLIST_ADD(*name_list, new_name); 73} 74 75/**************************************************************************** 76 display tree of smb workgroups, servers and shares 77****************************************************************************/ 78static bool get_workgroups(struct user_auth_info *user_info) 79{ 80 struct cli_state *cli; 81 struct sockaddr_storage server_ss; 82 TALLOC_CTX *ctx = talloc_tos(); 83 char *master_workgroup = NULL; 84 85 /* Try to connect to a #1d name of our current workgroup. If that 86 doesn't work broadcast for a master browser and then jump off 87 that workgroup. */ 88 89 master_workgroup = talloc_strdup(ctx, lp_workgroup()); 90 if (!master_workgroup) { 91 return false; 92 } 93 94 if (!use_bcast && !find_master_ip(lp_workgroup(), &server_ss)) { 95 DEBUG(4, ("Unable to find master browser for workgroup %s, falling back to broadcast\n", 96 master_workgroup)); 97 use_bcast = True; 98 } else if(!use_bcast) { 99 char addr[INET6_ADDRSTRLEN]; 100 print_sockaddr(addr, sizeof(addr), &server_ss); 101 if (!(cli = get_ipc_connect(addr, &server_ss, user_info))) 102 return False; 103 } 104 105 if (!(cli = get_ipc_connect_master_ip_bcast(talloc_tos(), 106 user_info, 107 &master_workgroup))) { 108 DEBUG(4, ("Unable to find master browser by " 109 "broadcast\n")); 110 return False; 111 } 112 113 if (!cli_NetServerEnum(cli, master_workgroup, 114 SV_TYPE_DOMAIN_ENUM, add_name, &workgroups)) 115 return False; 116 117 return True; 118} 119 120/* Retrieve the list of servers for a given workgroup */ 121 122static bool get_servers(char *workgroup, struct user_auth_info *user_info) 123{ 124 struct cli_state *cli; 125 struct sockaddr_storage server_ss; 126 char addr[INET6_ADDRSTRLEN]; 127 128 /* Open an IPC$ connection to the master browser for the workgroup */ 129 130 if (!find_master_ip(workgroup, &server_ss)) { 131 DEBUG(4, ("Cannot find master browser for workgroup %s\n", 132 workgroup)); 133 return False; 134 } 135 136 print_sockaddr(addr, sizeof(addr), &server_ss); 137 if (!(cli = get_ipc_connect(addr, &server_ss, user_info))) 138 return False; 139 140 if (!cli_NetServerEnum(cli, workgroup, SV_TYPE_ALL, add_name, 141 &servers)) 142 return False; 143 144 return True; 145} 146 147static bool get_rpc_shares(struct cli_state *cli, 148 void (*fn)(const char *, uint32, const char *, void *), 149 void *state) 150{ 151 NTSTATUS status; 152 struct rpc_pipe_client *pipe_hnd = NULL; 153 TALLOC_CTX *mem_ctx; 154 WERROR werr; 155 struct srvsvc_NetShareInfoCtr info_ctr; 156 struct srvsvc_NetShareCtr1 ctr1; 157 int i; 158 uint32_t resume_handle = 0; 159 uint32_t total_entries = 0; 160 161 mem_ctx = talloc_new(NULL); 162 if (mem_ctx == NULL) { 163 DEBUG(0, ("talloc_new failed\n")); 164 return False; 165 } 166 167 status = cli_rpc_pipe_open_noauth(cli, &ndr_table_srvsvc.syntax_id, 168 &pipe_hnd); 169 170 if (!NT_STATUS_IS_OK(status)) { 171 DEBUG(10, ("Could not connect to srvsvc pipe: %s\n", 172 nt_errstr(status))); 173 TALLOC_FREE(mem_ctx); 174 return False; 175 } 176 177 ZERO_STRUCT(info_ctr); 178 ZERO_STRUCT(ctr1); 179 180 info_ctr.level = 1; 181 info_ctr.ctr.ctr1 = &ctr1; 182 183 status = rpccli_srvsvc_NetShareEnumAll(pipe_hnd, mem_ctx, 184 pipe_hnd->desthost, 185 &info_ctr, 186 0xffffffff, 187 &total_entries, 188 &resume_handle, 189 &werr); 190 191 if (!NT_STATUS_IS_OK(status) || !W_ERROR_IS_OK(werr)) { 192 TALLOC_FREE(mem_ctx); 193 TALLOC_FREE(pipe_hnd); 194 return False; 195 } 196 197 for (i=0; i<total_entries; i++) { 198 struct srvsvc_NetShareInfo1 info = info_ctr.ctr.ctr1->array[i]; 199 fn(info.name, info.type, info.comment, state); 200 } 201 202 TALLOC_FREE(mem_ctx); 203 TALLOC_FREE(pipe_hnd); 204 return True; 205} 206 207 208static bool get_shares(char *server_name, struct user_auth_info *user_info) 209{ 210 struct cli_state *cli; 211 212 if (!(cli = get_ipc_connect(server_name, NULL, user_info))) 213 return False; 214 215 if (get_rpc_shares(cli, add_name, &shares)) 216 return True; 217 218 if (!cli_RNetShareEnum(cli, add_name, &shares)) 219 return False; 220 221 return True; 222} 223 224static bool print_tree(struct user_auth_info *user_info) 225{ 226 struct smb_name_list *wg, *sv, *sh; 227 228 /* List workgroups */ 229 230 if (!get_workgroups(user_info)) 231 return False; 232 233 for (wg = workgroups; wg; wg = wg->next) { 234 235 printf("%s\n", wg->name); 236 237 /* List servers */ 238 239 free_name_list(servers); 240 servers = NULL; 241 242 if (level == LEV_WORKGROUP || 243 !get_servers(wg->name, user_info)) 244 continue; 245 246 for (sv = servers; sv; sv = sv->next) { 247 248 printf("\t\\\\%-15s\t\t%s\n", 249 sv->name, sv->comment); 250 251 /* List shares */ 252 253 free_name_list(shares); 254 shares = NULL; 255 256 if (level == LEV_SERVER || 257 !get_shares(sv->name, user_info)) 258 continue; 259 260 for (sh = shares; sh; sh = sh->next) { 261 printf("\t\t\\\\%s\\%-15s\t%s\n", 262 sv->name, sh->name, sh->comment); 263 } 264 } 265 } 266 267 return True; 268} 269 270/**************************************************************************** 271 main program 272****************************************************************************/ 273 int main(int argc,char *argv[]) 274{ 275 TALLOC_CTX *frame = talloc_stackframe(); 276 struct user_auth_info *auth_info; 277 struct poptOption long_options[] = { 278 POPT_AUTOHELP 279 { "broadcast", 'b', POPT_ARG_VAL, &use_bcast, True, "Use broadcast instead of using the master browser" }, 280 { "domains", 'D', POPT_ARG_VAL, &level, LEV_WORKGROUP, "List only domains (workgroups) of tree" }, 281 { "servers", 'S', POPT_ARG_VAL, &level, LEV_SERVER, "List domains(workgroups) and servers of tree" }, 282 POPT_COMMON_SAMBA 283 POPT_COMMON_CREDENTIALS 284 POPT_TABLEEND 285 }; 286 poptContext pc; 287 288 /* Initialise samba stuff */ 289 load_case_tables(); 290 291 setlinebuf(stdout); 292 293 dbf = x_stderr; 294 295 setup_logging(argv[0],True); 296 297 auth_info = user_auth_info_init(frame); 298 if (auth_info == NULL) { 299 exit(1); 300 } 301 popt_common_set_auth_info(auth_info); 302 303 pc = poptGetContext("smbtree", argc, (const char **)argv, long_options, 304 POPT_CONTEXT_KEEP_FIRST); 305 while(poptGetNextOpt(pc) != -1); 306 poptFreeContext(pc); 307 308 lp_load(get_dyn_CONFIGFILE(),True,False,False,True); 309 load_interfaces(); 310 311 /* Parse command line args */ 312 313 if (get_cmdline_auth_info_use_machine_account(auth_info) && 314 !set_cmdline_auth_info_machine_account_creds(auth_info)) { 315 TALLOC_FREE(frame); 316 return 1; 317 } 318 319 set_cmdline_auth_info_getpass(auth_info); 320 321 /* Now do our stuff */ 322 323 if (!print_tree(auth_info)) { 324 TALLOC_FREE(frame); 325 return 1; 326 } 327 328 TALLOC_FREE(frame); 329 return 0; 330} 331