summaryrefslogtreecommitdiff
path: root/source3/utils/smbtree.c
blob: abd69dddd2442f4e9d43f881ad37f60d5caf21f4 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
/* 
   Unix SMB/CIFS implementation.
   Network neighbourhood browser.
   
   Copyright (C) Tim Potter      2000
   Copyright (C) Jelmer Vernooij 2003
   
   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 3 of the License, or
   (at your option) any later version.
   
   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.
   
   You should have received a copy of the GNU General Public License
   along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

#include "includes.h"
#include "popt_common.h"
#include "../librpc/gen_ndr/ndr_srvsvc_c.h"

static int use_bcast;

/* How low can we go? */

enum tree_level {LEV_WORKGROUP, LEV_SERVER, LEV_SHARE};
static enum tree_level level = LEV_SHARE;

/* Holds a list of workgroups or servers */

struct smb_name_list {
        struct smb_name_list *prev, *next;
        char *name, *comment;
        uint32 server_type;
};

static struct smb_name_list *workgroups, *servers, *shares;

static void free_name_list(struct smb_name_list *list)
{
        while(list)
                DLIST_REMOVE(list, list);
}

static void add_name(const char *machine_name, uint32 server_type,
                     const char *comment, void *state)
{
        struct smb_name_list **name_list = (struct smb_name_list **)state;
        struct smb_name_list *new_name;

        new_name = SMB_MALLOC_P(struct smb_name_list);

        if (!new_name)
                return;

        ZERO_STRUCTP(new_name);

	new_name->name = SMB_STRDUP(machine_name);
	new_name->comment = SMB_STRDUP(comment);
        new_name->server_type = server_type;

	if (!new_name->name || !new_name->comment) {
		SAFE_FREE(new_name->name);
		SAFE_FREE(new_name->comment);
		SAFE_FREE(new_name);
		return;
	}

        DLIST_ADD(*name_list, new_name);
}

/****************************************************************************
  display tree of smb workgroups, servers and shares
****************************************************************************/
static bool get_workgroups(struct user_auth_info *user_info)
{
        struct cli_state *cli;
        struct sockaddr_storage server_ss;
	TALLOC_CTX *ctx = talloc_tos();
	char *master_workgroup = NULL;

        /* Try to connect to a #1d name of our current workgroup.  If that
           doesn't work broadcast for a master browser and then jump off
           that workgroup. */

	master_workgroup = talloc_strdup(ctx, lp_workgroup());
	if (!master_workgroup) {
		return false;
	}

        if (!use_bcast && !find_master_ip(lp_workgroup(), &server_ss)) {
                DEBUG(4, ("Unable to find master browser for workgroup %s, falling back to broadcast\n", 
			  master_workgroup));
				use_bcast = True;
		} else if(!use_bcast) {
			char addr[INET6_ADDRSTRLEN];
			print_sockaddr(addr, sizeof(addr), &server_ss);
			if (!(cli = get_ipc_connect(addr, &server_ss, user_info)))
				return False;
		}

		if (!(cli = get_ipc_connect_master_ip_bcast(talloc_tos(),
							user_info,
							&master_workgroup))) {
			DEBUG(4, ("Unable to find master browser by "
				  "broadcast\n"));
			return False;
        }

        if (!cli_NetServerEnum(cli, master_workgroup,
                               SV_TYPE_DOMAIN_ENUM, add_name, &workgroups))
                return False;

        return True;
}

/* Retrieve the list of servers for a given workgroup */

static bool get_servers(char *workgroup, struct user_auth_info *user_info)
{
        struct cli_state *cli;
        struct sockaddr_storage server_ss;
	char addr[INET6_ADDRSTRLEN];

        /* Open an IPC$ connection to the master browser for the workgroup */

        if (!find_master_ip(workgroup, &server_ss)) {
                DEBUG(4, ("Cannot find master browser for workgroup %s\n",
                          workgroup));
                return False;
        }

	print_sockaddr(addr, sizeof(addr), &server_ss);
        if (!(cli = get_ipc_connect(addr, &server_ss, user_info)))
                return False;

        if (!cli_NetServerEnum(cli, workgroup, SV_TYPE_ALL, add_name,
                               &servers))
                return False;

        return True;
}

static bool get_rpc_shares(struct cli_state *cli,
			   void (*fn)(const char *, uint32, const char *, void *),
			   void *state)
{
	NTSTATUS status;
	struct rpc_pipe_client *pipe_hnd = NULL;
	TALLOC_CTX *mem_ctx;
	WERROR werr;
	struct srvsvc_NetShareInfoCtr info_ctr;
	struct srvsvc_NetShareCtr1 ctr1;
	int i;
	uint32_t resume_handle = 0;
	uint32_t total_entries = 0;
	struct dcerpc_binding_handle *b;

	mem_ctx = talloc_new(NULL);
	if (mem_ctx == NULL) {
		DEBUG(0, ("talloc_new failed\n"));
		return False;
	}

	status = cli_rpc_pipe_open_noauth(cli, &ndr_table_srvsvc.syntax_id,
					  &pipe_hnd);

	if (!NT_STATUS_IS_OK(status)) {
		DEBUG(10, ("Could not connect to srvsvc pipe: %s\n",
			   nt_errstr(status)));
		TALLOC_FREE(mem_ctx);
		return False;
	}

	b = pipe_hnd->binding_handle;

	ZERO_STRUCT(info_ctr);
	ZERO_STRUCT(ctr1);

	info_ctr.level = 1;
	info_ctr.ctr.ctr1 = &ctr1;

	status = dcerpc_srvsvc_NetShareEnumAll(b, mem_ctx,
					       pipe_hnd->desthost,
					       &info_ctr,
					       0xffffffff,
					       &total_entries,
					       &resume_handle,
					       &werr);

	if (!NT_STATUS_IS_OK(status) || !W_ERROR_IS_OK(werr)) {
		TALLOC_FREE(mem_ctx);
		TALLOC_FREE(pipe_hnd);
		return False;
	}

	for (i=0; i<total_entries; i++) {
		struct srvsvc_NetShareInfo1 info = info_ctr.ctr.ctr1->array[i];
		fn(info.name, info.type, info.comment, state);
	}

	TALLOC_FREE(mem_ctx);
	TALLOC_FREE(pipe_hnd);
	return True;
}


static bool get_shares(char *server_name, struct user_auth_info *user_info)
{
        struct cli_state *cli;

        if (!(cli = get_ipc_connect(server_name, NULL, user_info)))
                return False;

	if (get_rpc_shares(cli, add_name, &shares))
		return True;

        if (!cli_RNetShareEnum(cli, add_name, &shares))
                return False;

        return True;
}

static bool print_tree(struct user_auth_info *user_info)
{
        struct smb_name_list *wg, *sv, *sh;

        /* List workgroups */

        if (!get_workgroups(user_info))
                return False;

        for (wg = workgroups; wg; wg = wg->next) {

                printf("%s\n", wg->name);

                /* List servers */

                free_name_list(servers);
                servers = NULL;

                if (level == LEV_WORKGROUP || 
                    !get_servers(wg->name, user_info))
                        continue;

                for (sv = servers; sv; sv = sv->next) {

                        printf("\t\\\\%-15s\t\t%s\n", 
			       sv->name, sv->comment);

                        /* List shares */

                        free_name_list(shares);
                        shares = NULL;

                        if (level == LEV_SERVER ||
                            !get_shares(sv->name, user_info))
                                continue;

                        for (sh = shares; sh; sh = sh->next) {
                                printf("\t\t\\\\%s\\%-15s\t%s\n", 
				       sv->name, sh->name, sh->comment);
                        }
                }
        }

        return True;
}

/****************************************************************************
  main program
****************************************************************************/
 int main(int argc,char *argv[])
{
	TALLOC_CTX *frame = talloc_stackframe();
	struct user_auth_info *auth_info;
	struct poptOption long_options[] = {
		POPT_AUTOHELP
		{ "broadcast", 'b', POPT_ARG_VAL, &use_bcast, True, "Use broadcast instead of using the master browser" },
		{ "domains", 'D', POPT_ARG_VAL, &level, LEV_WORKGROUP, "List only domains (workgroups) of tree" },
		{ "servers", 'S', POPT_ARG_VAL, &level, LEV_SERVER, "List domains(workgroups) and servers of tree" },
		POPT_COMMON_SAMBA
		POPT_COMMON_CREDENTIALS
		POPT_TABLEEND
	};
	poptContext pc;

	/* Initialise samba stuff */
	load_case_tables();

	setlinebuf(stdout);

	setup_logging(argv[0], DEBUG_STDERR);

	auth_info = user_auth_info_init(frame);
	if (auth_info == NULL) {
		exit(1);
	}
	popt_common_set_auth_info(auth_info);

	pc = poptGetContext("smbtree", argc, (const char **)argv, long_options,
						POPT_CONTEXT_KEEP_FIRST);
	while(poptGetNextOpt(pc) != -1);
	poptFreeContext(pc);

	lp_load(get_dyn_CONFIGFILE(),True,False,False,True);
	load_interfaces();

	/* Parse command line args */

	if (get_cmdline_auth_info_use_machine_account(auth_info) &&
	    !set_cmdline_auth_info_machine_account_creds(auth_info)) {
		TALLOC_FREE(frame);
		return 1;
	}

	set_cmdline_auth_info_getpass(auth_info);

	/* Now do our stuff */

        if (!print_tree(auth_info)) {
		TALLOC_FREE(frame);
                return 1;
	}

	TALLOC_FREE(frame);
	return 0;
}