File: testbound.c

package info (click to toggle)
unbound 1.4.6-1+squeeze3
  • links: PTS
  • area: main
  • in suites: squeeze
  • size: 15,700 kB
  • ctags: 5,590
  • sloc: ansic: 56,606; sh: 10,753; yacc: 1,100; python: 1,086; makefile: 447; perl: 141
file content (434 lines) | stat: -rw-r--r-- 11,424 bytes parent folder | download | duplicates (3)
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
/*
 * testcode/testbound.c - test program for unbound.
 *
 * Copyright (c) 2007, NLnet Labs. All rights reserved.
 *
 * This software is open source.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * Redistributions of source code must retain the above copyright notice,
 * this list of conditions and the following disclaimer.
 *
 * Redistributions in binary form must reproduce the above copyright notice,
 * this list of conditions and the following disclaimer in the documentation
 * and/or other materials provided with the distribution.
 *
 * Neither the name of the NLNET LABS nor the names of its contributors may
 * be used to endorse or promote products derived from this software without
 * specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *
 */
/**
 * \file
 * Exits with code 1 on a failure. 0 if all unit tests are successfull.
 */

#include "config.h"
#include "testcode/ldns-testpkts.h"
#include "testcode/replay.h"
#include "testcode/fake_event.h"
#include "daemon/remote.h"
#include "util/config_file.h"

/** signal that this is a testbound compile */
#define unbound_testbound 1
/** 
 * include the main program from the unbound daemon.
 * rename main to daemon_main to call it
 */
#define main daemon_main
#include "daemon/unbound.c"
#undef main

/** maximum line length for lines in the replay file. */
#define MAX_LINE_LEN 1024
/** config files (removed at exit) */
static struct config_strlist* cfgfiles = NULL;

/** give commandline usage for testbound. */
static void
testbound_usage()
{
	printf("usage: testbound [options]\n");
	printf("\ttest the unbound daemon.\n");
	printf("-h      this help\n");
	printf("-p file	playback text file\n");
	printf("-2 	detect SHA256 support (exit code 0 or 1)\n");
	printf("-g 	detect GOST support (exit code 0 or 1)\n");
	printf("-s 	testbound self-test - unit test of testbound parts.\n");
	printf("-o str  unbound commandline options separated by spaces.\n");
	printf("Version %s\n", PACKAGE_VERSION);
	printf("BSD licensed, see LICENSE file in source package.\n");
	printf("Report bugs to %s.\n", PACKAGE_BUGREPORT);
}

/** Max number of arguments to pass to unbound. */
#define MAXARG 100

/** 
 * Add options from string to passed argc. splits on whitespace.
 * @param args: the option argument, "-v -p 12345" or so.
 * @param pass_argc: ptr to the argc for unbound. Modified.
 * @param pass_argv: the argv to pass to unbound. Modified.
 */
static void
add_opts(const char* args, int* pass_argc, char* pass_argv[])
{
	const char *p = args, *np;
	size_t len;
	while(p && isspace((int)*p)) 
		p++;
	while(p && *p) {
		/* find location of next string and length of this one */
		if((np = strchr(p, ' ')))
			len = (size_t)(np-p);
		else	len = strlen(p);
		/* allocate and copy option */
		if(*pass_argc >= MAXARG-1)
			fatal_exit("too many arguments: '%s'", p);
		pass_argv[*pass_argc] = (char*)malloc(len+1);
		if(!pass_argv[*pass_argc])
			fatal_exit("add_opts: out of memory");
		memcpy(pass_argv[*pass_argc], p, len);
		pass_argv[*pass_argc][len] = 0;
		(*pass_argc)++;
		/* go to next option */
	        p = np;
		while(p && isspace((int)*p)) 
			p++;
	}
}

/** pretty print commandline for unbound in this test */
static void
echo_cmdline(int argc, char* argv[])
{
	int i;
	fprintf(stderr, "testbound is starting:");
	for(i=0; i<argc; i++) {
		fprintf(stderr, " [%s]", argv[i]);
	}
	fprintf(stderr, "\n");
}

/** spool autotrust file */
static void
spool_auto_file(FILE* in, int* lineno, FILE* cfg, char* id)
{
	char line[MAX_LINE_LEN];
	char* parse;
	FILE* spool;
	/* find filename for new file */
	while(isspace((int)*id))
		id++;
	if(strlen(id)==0) 
		fatal_exit("AUTROTRUST_FILE must have id, line %d", *lineno);
	id[strlen(id)-1]=0; /* remove newline */
	fake_temp_file("_auto_", id, line, sizeof(line));
	/* add option for the file */
	fprintf(cfg, "server:	auto-trust-anchor-file: \"%s\"\n", line);
	/* open file and spool to it */
	spool = fopen(line, "w");
	if(!spool) fatal_exit("could not open %s: %s", line, strerror(errno));
	fprintf(stderr, "testbound is spooling key file: %s\n", line);
	if(!cfg_strlist_insert(&cfgfiles, strdup(line))) 
		fatal_exit("out of memory");
	line[sizeof(line)-1] = 0;
	while(fgets(line, MAX_LINE_LEN-1, in)) {
		parse = line;
		(*lineno)++;
		while(isspace((int)*parse))
			parse++;
		if(strncmp(parse, "AUTOTRUST_END", 13) == 0) {
			fclose(spool);
			return;
		}
		fputs(line, spool);
	}
	fatal_exit("no AUTOTRUST_END in input file");
}

/** process config elements */
static void
setup_config(FILE* in, int* lineno, int* pass_argc, char* pass_argv[])
{
	char configfile[MAX_LINE_LEN];
	char line[MAX_LINE_LEN];
	char* parse;
	FILE* cfg;
	fake_temp_file("_cfg", "", configfile, sizeof(configfile));
	add_opts("-c", pass_argc, pass_argv);
	add_opts(configfile, pass_argc, pass_argv);
	cfg = fopen(configfile, "w");
	if(!cfg) fatal_exit("could not open %s: %s", 
			configfile, strerror(errno));
	if(!cfg_strlist_insert(&cfgfiles, strdup(configfile))) 
		fatal_exit("out of memory");
	line[sizeof(line)-1] = 0;
	/* some basic settings to not pollute the host system */
	fprintf(cfg, "server:	use-syslog: no\n");
	fprintf(cfg, "		directory: \"\"\n");
	fprintf(cfg, "		chroot: \"\"\n");
	fprintf(cfg, "		username: \"\"\n");
	fprintf(cfg, "		pidfile: \"\"\n");
	fprintf(cfg, "		val-log-level: 2\n");
	while(fgets(line, MAX_LINE_LEN-1, in)) {
		parse = line;
		(*lineno)++;
		while(isspace((int)*parse))
			parse++;
		if(!*parse || parse[0] == ';')
			continue;
		if(strncmp(parse, "COMMANDLINE", 11) == 0) {
			parse[strlen(parse)-1] = 0; /* strip off \n */
			add_opts(parse+11, pass_argc, pass_argv);
			continue;
		}
		if(strncmp(parse, "AUTOTRUST_FILE", 14) == 0) {
			spool_auto_file(in, lineno, cfg, parse+14);
			continue;
		}
		if(strncmp(parse, "CONFIG_END", 10) == 0) {
			fclose(cfg);
			return;
		}
		fputs(line, cfg);
	}
	fatal_exit("No CONFIG_END in input file");

}

/** read playback file */
static struct replay_scenario* 
setup_playback(const char* filename, int* pass_argc, char* pass_argv[])
{
	struct replay_scenario* scen = NULL;
	int lineno = 0;

	if(filename) {
		FILE *in = fopen(filename, "rb");
		if(!in) {
			perror(filename);
			exit(1);
		}
		setup_config(in, &lineno, pass_argc, pass_argv);
		scen = replay_scenario_read(in, filename, &lineno);
		fclose(in);
		if(!scen)
			fatal_exit("Could not read: %s", filename);
	}
	else fatal_exit("need a playback file (-p)");
	log_info("Scenario: %s", scen->title);
	return scen;
}

/** remove config file at exit */
void remove_configfile(void)
{
	struct config_strlist* p;
	for(p=cfgfiles; p; p=p->next)
		unlink(p->str);
	config_delstrlist(cfgfiles);
	cfgfiles = NULL;
}

/**
 * Main fake event test program. Setup, teardown and report errors.
 * @param argc: arg count.
 * @param argv: array of commandline arguments.
 */
int 
main(int argc, char* argv[])
{
	int c, res;
	int pass_argc = 0;
	char* pass_argv[MAXARG];
	char* playback_file = NULL;
	int init_optind = optind;
	char* init_optarg = optarg;
	struct replay_scenario* scen = NULL;

	/* we do not want the test to depend on the timezone */
	(void)putenv("TZ=UTC");

	log_init(NULL, 0, NULL);
	log_info("Start of %s testbound program.", PACKAGE_STRING);
	/* determine commandline options for the daemon */
	pass_argc = 1;
	pass_argv[0] = "unbound";
	add_opts("-d", &pass_argc, pass_argv);
	while( (c=getopt(argc, argv, "2gho:p:s")) != -1) {
		switch(c) {
		case 's':
			free(pass_argv[1]);
			testbound_selftest();
			printf("selftest successful\n");
			exit(0);
		case '2':
#if defined(HAVE_EVP_SHA256) && defined(USE_SHA2)
			printf("SHA256 supported\n");
			exit(0);
#else
			printf("SHA256 not supported\n");
			exit(1);
#endif
			break;
		case 'g':
#ifdef USE_GOST
			if(ldns_key_EVP_load_gost_id()) {
				printf("GOST supported\n");
				exit(0);
			} else {
				printf("GOST not supported\n");
				exit(1);
			}
#else
			printf("GOST not supported\n");
			exit(1);
#endif
			break;
		case 'p':
			playback_file = optarg;
			break;
		case 'o':
			add_opts(optarg, &pass_argc, pass_argv);
			break;
		case '?':
		case 'h':
		default:
			testbound_usage();
			return 1;
		}
	}
	argc -= optind;
	argv += optind;
	if(argc != 0) {
		testbound_usage();
		return 1;
	}
	if(atexit(&remove_configfile) != 0)
		fatal_exit("atexit() failed: %s", strerror(errno));

	/* setup test environment */
	scen = setup_playback(playback_file, &pass_argc, pass_argv);
	/* init fake event backend */
	fake_event_init(scen);

	pass_argv[pass_argc] = NULL;
	echo_cmdline(pass_argc, pass_argv);

	/* reset getopt processing */
	optind = init_optind;
	optarg = init_optarg;

	/* run the normal daemon */
	res = daemon_main(pass_argc, pass_argv);

	fake_event_cleanup();
	for(c=1; c<pass_argc; c++)
		free(pass_argv[c]);
	if(res == 0) {
		log_info("Testbound Exit Success");
#ifdef HAVE_PTHREAD
		/* dlopen frees its thread state (dlopen of gost engine) */
		pthread_exit(NULL);
#endif
	}
	return res;
}

/* fake remote control */
struct listen_port* daemon_remote_open_ports(struct config_file* 
	ATTR_UNUSED(cfg))
{
	return NULL;
}

struct daemon_remote* daemon_remote_create(struct config_file* ATTR_UNUSED(cfg))
{
	return (struct daemon_remote*)calloc(1,1);
}

void daemon_remote_delete(struct daemon_remote* rc)
{
	free(rc);
}

void daemon_remote_clear(struct daemon_remote* ATTR_UNUSED(rc))
{
	/* nothing */
}

int daemon_remote_open_accept(struct daemon_remote* ATTR_UNUSED(rc),
        struct listen_port* ATTR_UNUSED(ports), 
	struct worker* ATTR_UNUSED(worker))
{
	return 1;
}

int remote_accept_callback(struct comm_point* ATTR_UNUSED(c), 
	void* ATTR_UNUSED(arg), int ATTR_UNUSED(error),
        struct comm_reply* ATTR_UNUSED(repinfo))
{
	log_assert(0);
	return 0;
}

int remote_control_callback(struct comm_point* ATTR_UNUSED(c), 
	void* ATTR_UNUSED(arg), int ATTR_UNUSED(error),
        struct comm_reply* ATTR_UNUSED(repinfo))
{
	log_assert(0);
	return 0;
}

void remote_get_opt_ssl(char* ATTR_UNUSED(str), void* ATTR_UNUSED(arg))
{
        log_assert(0);
}

void wsvc_command_option(const char* ATTR_UNUSED(wopt), 
	const char* ATTR_UNUSED(cfgfile), int ATTR_UNUSED(v), 
	int ATTR_UNUSED(c))
{
	log_assert(0);
}

void wsvc_setup_worker(struct worker* ATTR_UNUSED(worker))
{
	/* do nothing */
}

void wsvc_desetup_worker(struct worker* ATTR_UNUSED(worker))
{
	/* do nothing */
}

#ifdef UB_ON_WINDOWS
void worker_win_stop_cb(int ATTR_UNUSED(fd), short ATTR_UNUSED(ev),
	void* ATTR_UNUSED(arg))
{
	log_assert(0);
}

void wsvc_cron_cb(void* ATTR_UNUSED(arg))
{
	log_assert(0);
}
#endif /* UB_ON_WINDOWS */