summaryrefslogtreecommitdiff
path: root/source3/utils/net_printing.c
blob: a7f31ae1ac37e98525d0fde39a5df4ad71122b9b (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
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
/*
   Samba Unix/Linux SMB client library
   Distributed SMB/CIFS Server Management Utility
   Local printing tdb migration interface

   Copyright (C) Guenther Deschner 2010

   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 "system/filesys.h"
#include "utils/net.h"
#include "rpc_client/rpc_client.h"
#include "rpc_client/cli_pipe.h"
#include "librpc/gen_ndr/ndr_ntprinting.h"
#include "librpc/gen_ndr/ndr_spoolss.h"
#include "../libcli/security/security.h"
#include "../librpc/gen_ndr/ndr_security.h"
#include "../librpc/gen_ndr/ndr_winreg.h"
#include "util_tdb.h"
#include "printing/nt_printing_migrate.h"

#define FORMS_PREFIX "FORMS/"
#define FORMS_PREFIX_LEN 6
#define DRIVERS_PREFIX "DRIVERS/"
#define DRIVERS_PREFIX_LEN 8
#define PRINTERS_PREFIX "PRINTERS/"
#define PRINTERS_PREFIX_LEN 9
#define SECDESC_PREFIX "SECDESC/"
#define SECDESC_PREFIX_LEN 8

#define ARG_ENCODING "encoding="

struct printing_opts {
	const char *encoding;
	const char *tdb;
};

static NTSTATUS printing_parse_args(TALLOC_CTX *mem_ctx,
				    struct printing_opts **popts,
				    int argc, const char **argv)
{
	size_t c;
	struct printing_opts *o;

	if (argc == 0) {
		return NT_STATUS_INVALID_PARAMETER;
	}

	o = talloc_zero(mem_ctx, struct printing_opts);
	if (o == NULL) {
		return NT_STATUS_INVALID_PARAMETER;
	}

	for (c = 0; c < argc; c++) {
		if (strnequal(argv[c], ARG_ENCODING, sizeof(ARG_ENCODING) - 1)) {
			o->encoding = talloc_strdup(o,
					argv[c] + sizeof(ARG_ENCODING) - 1);
			if (o->encoding == NULL) {
				return NT_STATUS_NO_MEMORY;
			}
		} else {
			o->tdb = talloc_strdup(o, argv[c]);
			if (o->tdb == NULL) {
				return NT_STATUS_NO_MEMORY;
			}
		}
	}

	*popts = o;
	return NT_STATUS_OK;
}

static void dump_form(TALLOC_CTX *mem_ctx,
		      const char *key_name,
		      unsigned char *data,
		      size_t length)
{
	enum ndr_err_code ndr_err;
	DATA_BLOB blob;
	char *s;
	struct ntprinting_form r;

	printf("found form: %s\n", key_name);

	blob = data_blob_const(data, length);

	ZERO_STRUCT(r);

	ndr_err = ndr_pull_struct_blob(&blob, mem_ctx, &r,
		   (ndr_pull_flags_fn_t)ndr_pull_ntprinting_form);
	if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
		d_fprintf(stderr, _("form pull failed: %s\n"),
			  ndr_errstr(ndr_err));
		return;
	}

	s = NDR_PRINT_STRUCT_STRING(mem_ctx, ntprinting_form, &r);
	if (s) {
		printf("%s\n", s);
	}
}

static void dump_driver(TALLOC_CTX *mem_ctx,
			const char *key_name,
			unsigned char *data,
			size_t length,
			bool do_string_conversion)
{
	enum ndr_err_code ndr_err;
	DATA_BLOB blob;
	char *s;
	struct ntprinting_driver r;

	printf("found driver: %s\n", key_name);

	blob = data_blob_const(data, length);

	ZERO_STRUCT(r);

	if (do_string_conversion) {
		r.string_flags = LIBNDR_FLAG_STR_ASCII;
	}

	ndr_err = ndr_pull_struct_blob(&blob, mem_ctx, &r,
		   (ndr_pull_flags_fn_t)ndr_pull_ntprinting_driver);
	if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
		d_fprintf(stderr, _("driver pull failed: %s\n"),
			  ndr_errstr(ndr_err));
		return;
	}

	s = NDR_PRINT_STRUCT_STRING(mem_ctx, ntprinting_driver, &r);
	if (s) {
		printf("%s\n", s);
	}
}

static void dump_printer(TALLOC_CTX *mem_ctx,
			 const char *key_name,
			 unsigned char *data,
			 size_t length,
			 bool do_string_conversion)
{
	enum ndr_err_code ndr_err;
	DATA_BLOB blob;
	char *s;
	struct ntprinting_printer r;

	printf("found printer: %s\n", key_name);

	blob = data_blob_const(data, length);

	ZERO_STRUCT(r);

	if (do_string_conversion) {
		r.info.string_flags = LIBNDR_FLAG_STR_ASCII;
	}

	ndr_err = ndr_pull_struct_blob(&blob, mem_ctx, &r,
		   (ndr_pull_flags_fn_t)ndr_pull_ntprinting_printer);
	if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
		d_fprintf(stderr, _("printer pull failed: %s\n"),
			  ndr_errstr(ndr_err));
		return;
	}

	s = NDR_PRINT_STRUCT_STRING(mem_ctx, ntprinting_printer, &r);
	if (s) {
		printf("%s\n", s);
	}
}

static void dump_sd(TALLOC_CTX *mem_ctx,
		    const char *key_name,
		    unsigned char *data,
		    size_t length)
{
	enum ndr_err_code ndr_err;
	DATA_BLOB blob;
	char *s;
	struct sec_desc_buf r;

	printf("found security descriptor: %s\n", key_name);

	blob = data_blob_const(data, length);

	ZERO_STRUCT(r);

	ndr_err = ndr_pull_struct_blob(&blob, mem_ctx, &r,
		   (ndr_pull_flags_fn_t)ndr_pull_sec_desc_buf);
	if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
		d_fprintf(stderr, _("security descriptor pull failed: %s\n"),
			  ndr_errstr(ndr_err));
		return;
	}

	s = NDR_PRINT_STRUCT_STRING(mem_ctx, sec_desc_buf, &r);
	if (s) {
		printf("%s\n", s);
	}
}


static int net_printing_dump(struct net_context *c, int argc,
			     const char **argv)
{
	int ret = -1;
	TALLOC_CTX *ctx = talloc_stackframe();
	TDB_CONTEXT *tdb;
	TDB_DATA kbuf, newkey, dbuf;
	struct printing_opts *o;
	const char *save_dos_charset = lp_dos_charset();
	bool do_string_conversion = false;
	NTSTATUS status;

	if (argc < 1 || c->display_usage) {
		d_printf(  "%s\n"
			   "net printing dump [options] <file.tdb>\n"
			   "    %s\n",
			 _("Usage:"),
			 _("Dump formatted printer information of the tdb."));
		d_printf(_("Valid options:\n"));
		d_printf(_("    encoding=<CP>   Set the Code Page of the tdb file.\n"
			   "                    See iconv -l for the list of CP values\n"
			   "                    (CP1252 is Western latin1, CP1251 is Cyrillic).\n"));
		goto done;
	}

	status = printing_parse_args(ctx, &o, argc, argv);
	if (!NT_STATUS_IS_OK(status)) {
		d_fprintf(stderr, _("failed to parse arguments\n"));
		goto done;
	}

	tdb = tdb_open_log(o->tdb, 0, TDB_DEFAULT, O_RDONLY, 0600);
	if (!tdb) {
		d_fprintf(stderr, _("failed to open tdb file: %s\n"), o->tdb);
		goto done;
	}

	if (o->encoding != NULL) {
		lp_set_cmdline("dos charset", o->encoding);
		d_fprintf(stderr, _("do string conversion from %s to %s\n"),
				    lp_dos_charset(), lp_unix_charset());
		do_string_conversion = true;
	}

	for (kbuf = tdb_firstkey(tdb);
	     kbuf.dptr;
	     newkey = tdb_nextkey(tdb, kbuf), free(kbuf.dptr), kbuf=newkey)
	{
		int cmp;

		dbuf = tdb_fetch(tdb, kbuf);
		if (!dbuf.dptr) {
			continue;
		}

		cmp = strncmp((const char *)kbuf.dptr,
			      FORMS_PREFIX,
			      FORMS_PREFIX_LEN);
		if (cmp == 0) {
			char *key_name = NULL;
			size_t converted_size = 0;
			bool ok;

			ok = pull_ascii_talloc(ctx,
					       &key_name,
					       (const char *) kbuf.dptr + strlen(FORMS_PREFIX),
					       &converted_size);
			if (!ok) {
				continue;
			}

			dump_form(ctx, key_name, dbuf.dptr, dbuf.dsize);
			TALLOC_FREE(key_name);
			SAFE_FREE(dbuf.dptr);
			continue;
		}

		cmp = strncmp((const char *)kbuf.dptr,
			      DRIVERS_PREFIX,
			      DRIVERS_PREFIX_LEN);
		if (cmp == 0) {
			char *key_name = NULL;
			size_t converted_size = 0;
			bool ok;

			ok = pull_ascii_talloc(ctx,
					       &key_name,
					       (const char *) kbuf.dptr + strlen(DRIVERS_PREFIX),
					       &converted_size);
			if (!ok) {
				continue;
			}

			dump_driver(ctx,
				    key_name,
				    dbuf.dptr,
				    dbuf.dsize,
				    do_string_conversion);
			TALLOC_FREE(key_name);
			SAFE_FREE(dbuf.dptr);
			continue;
		}

		cmp = strncmp((const char *)kbuf.dptr,
			      PRINTERS_PREFIX,
			      PRINTERS_PREFIX_LEN);
		if (cmp == 0) {
			char *key_name = NULL;
			size_t converted_size = 0;
			bool ok;

			ok = pull_ascii_talloc(ctx,
					       &key_name,
					       (const char *) kbuf.dptr + strlen(PRINTERS_PREFIX),
					       &converted_size);
			if (!ok) {
				continue;
			}

			dump_printer(ctx,
				     key_name,
				     dbuf.dptr,
				     dbuf.dsize,
				     do_string_conversion);
			TALLOC_FREE(key_name);
			SAFE_FREE(dbuf.dptr);
			continue;
		}

		cmp = strncmp((const char *)kbuf.dptr,
			      SECDESC_PREFIX,
			      SECDESC_PREFIX_LEN);
		if (cmp == 0) {
			dump_sd(ctx, (const char *)kbuf.dptr+strlen(SECDESC_PREFIX), dbuf.dptr, dbuf.dsize);
			SAFE_FREE(dbuf.dptr);
			continue;
		}

	}

	ret = 0;

 done:
	lp_set_cmdline("dos charset", save_dos_charset);
	talloc_free(ctx);
	return ret;
}

static NTSTATUS printing_migrate_internal(struct net_context *c,
					  const struct dom_sid *domain_sid,
					  const char *domain_name,
					  struct cli_state *cli,
					  struct rpc_pipe_client *winreg_pipe,
					  TALLOC_CTX *mem_ctx,
					  int argc,
					  const char **argv)
{
	struct printing_opts *o;
	TALLOC_CTX *tmp_ctx;
	TDB_CONTEXT *tdb;
	TDB_DATA kbuf, newkey, dbuf;
	NTSTATUS status;
	const char *save_dos_charset = lp_dos_charset();
	bool do_string_conversion = false;

	tmp_ctx = talloc_new(mem_ctx);
	if (tmp_ctx == NULL) {
		return NT_STATUS_NO_MEMORY;
	}

	status = printing_parse_args(tmp_ctx, &o, argc, argv);
	if (!NT_STATUS_IS_OK(status)) {
		d_fprintf(stderr, _("failed to parse arguments\n"));
		goto done;
	}

	tdb = tdb_open_log(o->tdb, 0, TDB_DEFAULT, O_RDONLY, 0600);
	if (tdb == NULL) {
		d_fprintf(stderr, _("failed to open tdb file: %s\n"), o->tdb);
		status = NT_STATUS_NO_SUCH_FILE;
		goto done;
	}

	if (o->encoding != NULL) {
		lp_set_cmdline("dos charset", o->encoding);
		d_fprintf(stderr, _("do string conversion from %s to %s\n"),
				    lp_dos_charset(), lp_unix_charset());
		do_string_conversion = true;
	}

	for (kbuf = tdb_firstkey(tdb);
	     kbuf.dptr;
	     newkey = tdb_nextkey(tdb, kbuf), free(kbuf.dptr), kbuf = newkey)
	{
		int cmp;

		dbuf = tdb_fetch(tdb, kbuf);
		if (!dbuf.dptr) {
			continue;
		}

		cmp = strncmp((const char *) kbuf.dptr,
			      FORMS_PREFIX,
			      FORMS_PREFIX_LEN);
		if (cmp == 0) {
			char *key_name = NULL;
			size_t converted_size = 0;
			bool ok;

			ok = pull_ascii_talloc(tmp_ctx,
					       &key_name,
					       (const char *) kbuf.dptr + strlen(FORMS_PREFIX),
					       &converted_size);
			if (!ok) {
				continue;
			}

			printing_tdb_migrate_form(tmp_ctx,
				     winreg_pipe,
				     key_name,
				     dbuf.dptr,
				     dbuf.dsize);
			TALLOC_FREE(key_name);
			SAFE_FREE(dbuf.dptr);
			continue;
		}

		cmp = strncmp((const char *) kbuf.dptr,
			      DRIVERS_PREFIX,
			      DRIVERS_PREFIX_LEN);
		if (cmp == 0) {
			char *key_name = NULL;
			size_t converted_size = 0;
			bool ok;

			ok = pull_ascii_talloc(tmp_ctx,
					       &key_name,
					       (const char *) kbuf.dptr + strlen(DRIVERS_PREFIX),
					       &converted_size);
			if (!ok) {
				continue;
			}

			printing_tdb_migrate_driver(tmp_ctx,
				       winreg_pipe,
				       key_name,
				       dbuf.dptr,
				       dbuf.dsize,
				       do_string_conversion);
			TALLOC_FREE(key_name);
			SAFE_FREE(dbuf.dptr);
			continue;
		}

		cmp = strncmp((const char *) kbuf.dptr,
			      PRINTERS_PREFIX,
			      PRINTERS_PREFIX_LEN);
		if (cmp == 0) {
			char *key_name = NULL;
			size_t converted_size = 0;
			bool ok;

			ok = pull_ascii_talloc(tmp_ctx,
					       &key_name,
					       (const char *) kbuf.dptr + strlen(PRINTERS_PREFIX),
					       &converted_size);
			if (!ok) {
				continue;
			}

			printing_tdb_migrate_printer(tmp_ctx,
					winreg_pipe,
					key_name,
					dbuf.dptr,
					dbuf.dsize,
					do_string_conversion);
			TALLOC_FREE(key_name);
			SAFE_FREE(dbuf.dptr);
			continue;
		}
		SAFE_FREE(dbuf.dptr);
	}

	for (kbuf = tdb_firstkey(tdb);
	     kbuf.dptr;
	     newkey = tdb_nextkey(tdb, kbuf), free(kbuf.dptr), kbuf = newkey)
	{
		dbuf = tdb_fetch(tdb, kbuf);
		if (!dbuf.dptr) {
			continue;
		}

		if (strncmp((const char *) kbuf.dptr, SECDESC_PREFIX, strlen(SECDESC_PREFIX)) == 0) {
			printing_tdb_migrate_secdesc(tmp_ctx,
					winreg_pipe,
					(const char *) kbuf.dptr + strlen(SECDESC_PREFIX),
					dbuf.dptr,
					dbuf.dsize);
			SAFE_FREE(dbuf.dptr);
			continue;
		}
		SAFE_FREE(dbuf.dptr);

	}

	status = NT_STATUS_OK;

 done:
	lp_set_cmdline("dos charset", save_dos_charset);
	talloc_free(tmp_ctx);
	return status;
}

static int net_printing_migrate(struct net_context *c,
				int argc,
				const char **argv)
{
	if (argc < 1 || c->display_usage) {
		d_printf(  "%s\n"
			   "net printing migrate [options] <file.tdb>\n"
			   "    %s\n",
			 _("Usage:"),
			 _("Migrate tdb printing files to new storage"));
		d_printf(_("Valid options:\n"));
		d_printf(_("    encoding=<CP>   Set the Code Page of the tdb file.\n"
			   "                    See iconv -l for the list of CP values\n"
			   "                    (CP1252 is Western latin1, CP1251 is Cyrillic).\n"));
		return 0;
	}

	return run_rpc_command(c,
			       NULL,
			       &ndr_table_winreg,
			       0,
			       printing_migrate_internal,
			       argc,
			       argv);
}
/**
 * 'net printing' entrypoint.
 * @param argc  Standard main() style argc.
 * @param argv  Standard main() style argv. Initial components are already
 *              stripped.
 **/

int net_printing(struct net_context *c, int argc, const char **argv)
{
	int ret = -1;

	struct functable func[] = {
		{
			"dump",
			net_printing_dump,
			NET_TRANSPORT_LOCAL,
			N_("Dump printer databases"),
			N_("net printing dump\n"
			   "    Dump tdb printing file")
		},

		{
			"migrate",
			net_printing_migrate,
			NET_TRANSPORT_LOCAL | NET_TRANSPORT_RPC,
			N_("Migrate printer databases"),
			N_("net printing migrate\n"
			   "    Migrate tdb printing files to new storage")
		},

	{ NULL, NULL, 0, NULL, NULL }
	};

	ret = net_run_function(c, argc, argv, "net printing", func);

	return ret;
}