1 /*	$NetBSD: regress_main.c,v 1.2 2013/04/11 16:56:42 christos Exp $	*/
2 /*
3  * Copyright (c) 2003-2007 Niels Provos <provos@citi.umich.edu>
4  * Copyright (c) 2007-2012 Niels Provos and Nick Mathewson
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  * 1. Redistributions of source code must retain the above copyright
10  *    notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  *    notice, this list of conditions and the following disclaimer in the
13  *    documentation and/or other materials provided with the distribution.
14  * 3. The name of the author may not be used to endorse or promote products
15  *    derived from this software without specific prior written permission.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27  */
28 
29 #ifdef WIN32
30 #include <winsock2.h>
31 #include <windows.h>
32 #include <io.h>
33 #include <fcntl.h>
34 #endif
35 
36 #if defined(__APPLE__) && defined(__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__)
37 #if (__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ >= 1060 && \
38     __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ < 1070)
39 #define FORK_BREAKS_GCOV
40 #include <vproc.h>
41 #endif
42 #endif
43 
44 #include "event2/event-config.h"
45 #include <sys/cdefs.h>
46 __RCSID("$NetBSD: regress_main.c,v 1.2 2013/04/11 16:56:42 christos Exp $");
47 
48 #ifdef _EVENT___func__
49 #define __func__ _EVENT___func__
50 #endif
51 
52 #if 0
53 #include <sys/types.h>
54 #include <sys/stat.h>
55 #ifdef _EVENT_HAVE_SYS_TIME_H
56 #include <sys/time.h>
57 #endif
58 #include <sys/queue.h>
59 #include <signal.h>
60 #include <errno.h>
61 #endif
62 
63 #include <sys/types.h>
64 #ifdef _EVENT_HAVE_SYS_STAT_H
65 #include <sys/stat.h>
66 #endif
67 
68 #ifndef WIN32
69 #include <sys/socket.h>
70 #include <sys/wait.h>
71 #include <signal.h>
72 #include <unistd.h>
73 #include <netdb.h>
74 #endif
75 
76 #include <stdlib.h>
77 #include <stdio.h>
78 #include <string.h>
79 #include <assert.h>
80 
81 #include "event2/util.h"
82 #include "event2/event.h"
83 #include "event2/event_compat.h"
84 #include "event2/dns.h"
85 #include "event2/dns_compat.h"
86 #include "event2/thread.h"
87 
88 #include "event2/event-config.h"
89 #include <sys/cdefs.h>
90 __RCSID("$NetBSD: regress_main.c,v 1.2 2013/04/11 16:56:42 christos Exp $");
91 #include "regress.h"
92 #include "tinytest.h"
93 #include "tinytest_macros.h"
94 #include "../iocp-internal.h"
95 #include "../event-internal.h"
96 
97 long
98 timeval_msec_diff(const struct timeval *start, const struct timeval *end)
99 {
100 	long ms = end->tv_sec - start->tv_sec;
101 	ms *= 1000;
102 	ms += ((end->tv_usec - start->tv_usec)+500) / 1000;
103 	return ms;
104 
105 }
106 
107 /* ============================================================ */
108 /* Code to wrap up old legacy test cases that used setup() and cleanup().
109  *
110  * Not all of the tests designated "legacy" are ones that used setup() and
111  * cleanup(), of course.  A test is legacy it it uses setup()/cleanup(), OR
112  * if it wants to find its event base/socketpair in global variables (ugh),
113  * OR if it wants to communicate success/failure through test_ok.
114  */
115 
116 /* This is set to true if we're inside a legacy test wrapper.  It lets the
117    setup() and cleanup() functions in regress.c know they're not needed.
118  */
119 int in_legacy_test_wrapper = 0;
120 
121 static void dnslogcb(int w, const char *m)
122 {
123 	TT_BLATHER(("%s", m));
124 }
125 
126 /* creates a temporary file with the data in it */
127 int
128 regress_make_tmpfile(const void *data, size_t datalen)
129 {
130 #ifndef WIN32
131 	char tmpfilename[32];
132 	int fd;
133 	strcpy(tmpfilename, "/tmp/eventtmp.XXXXXX");
134 #ifdef _EVENT_HAVE_UMASK
135 	umask(0077);
136 #endif
137 	fd = mkstemp(tmpfilename);
138 	if (fd == -1)
139 		return (-1);
140 	if (write(fd, data, datalen) != (int)datalen) {
141 		close(fd);
142 		return (-1);
143 	}
144 	lseek(fd, 0, SEEK_SET);
145 	/* remove it from the file system */
146 	unlink(tmpfilename);
147 	return (fd);
148 #else
149 	/* XXXX actually delete the file later */
150 	char tmpfilepath[MAX_PATH];
151 	char tmpfilename[MAX_PATH];
152 	DWORD r, written;
153 	int tries = 16;
154 	HANDLE h;
155 	r = GetTempPathA(MAX_PATH, tmpfilepath);
156 	if (r > MAX_PATH || r == 0)
157 		return (-1);
158 	for (; tries > 0; --tries) {
159 		r = GetTempFileNameA(tmpfilepath, "LIBEVENT", 0, tmpfilename);
160 		if (r == 0)
161 			return (-1);
162 		h = CreateFileA(tmpfilename, GENERIC_READ|GENERIC_WRITE,
163 		    0, NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
164 		if (h != INVALID_HANDLE_VALUE)
165 			break;
166 	}
167 	if (tries == 0)
168 		return (-1);
169 	written = 0;
170 	WriteFile(h, data, (DWORD)datalen, &written, NULL);
171 	/* Closing the fd returned by this function will indeed close h. */
172 	return _open_osfhandle((intptr_t)h,_O_RDONLY);
173 #endif
174 }
175 
176 #ifndef _WIN32
177 pid_t
178 regress_fork(void)
179 {
180 	pid_t pid = fork();
181 #ifdef FORK_BREAKS_GCOV
182 	vproc_transaction_begin(0);
183 #endif
184 	return pid;
185 }
186 #endif
187 
188 static void
189 ignore_log_cb(int s, const char *msg)
190 {
191 }
192 
193 static void *
194 basic_test_setup(const struct testcase_t *testcase)
195 {
196 	struct event_base *base = NULL;
197 	evutil_socket_t spair[2] = { -1, -1 };
198 	struct basic_test_data *data = NULL;
199 
200 #ifndef WIN32
201 	if (testcase->flags & TT_ENABLE_IOCP_FLAG)
202 		return (void*)TT_SKIP;
203 #endif
204 
205 	if (testcase->flags & TT_NEED_THREADS) {
206 		if (!(testcase->flags & TT_FORK))
207 			return NULL;
208 #if defined(EVTHREAD_USE_PTHREADS_IMPLEMENTED)
209 		if (evthread_use_pthreads())
210 			exit(1);
211 #elif defined(EVTHREAD_USE_WINDOWS_THREADS_IMPLEMENTED)
212 		if (evthread_use_windows_threads())
213 			exit(1);
214 #else
215 		return (void*)TT_SKIP;
216 #endif
217 	}
218 
219 	if (testcase->flags & TT_NEED_SOCKETPAIR) {
220 		if (evutil_socketpair(AF_UNIX, SOCK_STREAM, 0, spair) == -1) {
221 			fprintf(stderr, "%s: socketpair\n", __func__);
222 			exit(1);
223 		}
224 
225 		if (evutil_make_socket_nonblocking(spair[0]) == -1) {
226 			fprintf(stderr, "fcntl(O_NONBLOCK)");
227 			exit(1);
228 		}
229 
230 		if (evutil_make_socket_nonblocking(spair[1]) == -1) {
231 			fprintf(stderr, "fcntl(O_NONBLOCK)");
232 			exit(1);
233 		}
234 	}
235 	if (testcase->flags & TT_NEED_BASE) {
236 		if (testcase->flags & TT_LEGACY)
237 			base = event_init();
238 		else
239 			base = event_base_new();
240 		if (!base)
241 			exit(1);
242 	}
243 	if (testcase->flags & TT_ENABLE_IOCP_FLAG) {
244 		if (event_base_start_iocp(base, 0)<0) {
245 			event_base_free(base);
246 			return (void*)TT_SKIP;
247 		}
248 	}
249 
250 	if (testcase->flags & TT_NEED_DNS) {
251 		evdns_set_log_fn(dnslogcb);
252 		if (evdns_init())
253 			return NULL; /* fast failure */ /*XXX asserts. */
254 	}
255 
256 	if (testcase->flags & TT_NO_LOGS)
257 		event_set_log_callback(ignore_log_cb);
258 
259 	data = calloc(1, sizeof(*data));
260 	if (!data)
261 		exit(1);
262 	data->base = base;
263 	data->pair[0] = spair[0];
264 	data->pair[1] = spair[1];
265 	data->setup_data = testcase->setup_data;
266 	return data;
267 }
268 
269 static int
270 basic_test_cleanup(const struct testcase_t *testcase, void *ptr)
271 {
272 	struct basic_test_data *data = ptr;
273 
274 	if (testcase->flags & TT_NO_LOGS)
275 		event_set_log_callback(NULL);
276 
277 	if (testcase->flags & TT_NEED_SOCKETPAIR) {
278 		if (data->pair[0] != -1)
279 			evutil_closesocket(data->pair[0]);
280 		if (data->pair[1] != -1)
281 			evutil_closesocket(data->pair[1]);
282 	}
283 
284 	if (testcase->flags & TT_NEED_DNS) {
285 		evdns_shutdown(0);
286 	}
287 
288 	if (testcase->flags & TT_NEED_BASE) {
289 		if (data->base) {
290 			event_base_assert_ok(data->base);
291 			event_base_free(data->base);
292 		}
293 	}
294 
295 	free(data);
296 
297 	return 1;
298 }
299 
300 const struct testcase_setup_t basic_setup = {
301 	basic_test_setup, basic_test_cleanup
302 };
303 
304 /* The "data" for a legacy test is just a pointer to the void fn(void)
305    function implementing the test case.  We need to set up some globals,
306    though, since that's where legacy tests expect to find a socketpair
307    (sometimes) and a global event_base (sometimes).
308  */
309 static void *
310 legacy_test_setup(const struct testcase_t *testcase)
311 {
312 	struct basic_test_data *data = basic_test_setup(testcase);
313 	if (data == (void*)TT_SKIP || data == NULL)
314 		return data;
315 	global_base = data->base;
316 	pair[0] = data->pair[0];
317 	pair[1] = data->pair[1];
318 	data->legacy_test_fn = testcase->setup_data;
319 	return data;
320 }
321 
322 /* This function is the implementation of every legacy test case.  It
323    sets test_ok to 0, invokes the test function, and tells tinytest that
324    the test failed if the test didn't set test_ok to 1.
325  */
326 void
327 run_legacy_test_fn(void *ptr)
328 {
329 	struct basic_test_data *data = ptr;
330 	test_ok = called = 0;
331 
332 	in_legacy_test_wrapper = 1;
333 	data->legacy_test_fn(); /* This part actually calls the test */
334 	in_legacy_test_wrapper = 0;
335 
336 	if (!test_ok)
337 		tt_abort_msg("Legacy unit test failed");
338 
339 end:
340 	test_ok = 0;
341 }
342 
343 /* This function doesn't have to clean up ptr (which is just a pointer
344    to the test function), but it may need to close the socketpair or
345    free the event_base.
346  */
347 static int
348 legacy_test_cleanup(const struct testcase_t *testcase, void *ptr)
349 {
350 	int r = basic_test_cleanup(testcase, ptr);
351 	pair[0] = pair[1] = -1;
352 	global_base = NULL;
353 	return r;
354 }
355 
356 const struct testcase_setup_t legacy_setup = {
357 	legacy_test_setup, legacy_test_cleanup
358 };
359 
360 /* ============================================================ */
361 
362 #if (!defined(_EVENT_HAVE_PTHREADS) && !defined(WIN32)) || defined(_EVENT_DISABLE_THREAD_SUPPORT)
363 struct testcase_t thread_testcases[] = {
364 	{ "basic", NULL, TT_SKIP, NULL, NULL },
365 	END_OF_TESTCASES
366 };
367 #endif
368 
369 struct testgroup_t testgroups[] = {
370 	{ "main/", main_testcases },
371 	{ "heap/", minheap_testcases },
372 	{ "et/", edgetriggered_testcases },
373 	{ "evbuffer/", evbuffer_testcases },
374 	{ "signal/", signal_testcases },
375 	{ "util/", util_testcases },
376 	{ "bufferevent/", bufferevent_testcases },
377 	{ "http/", http_testcases },
378 	{ "dns/", dns_testcases },
379 	{ "evtag/", evtag_testcases },
380 	{ "rpc/", rpc_testcases },
381 	{ "thread/", thread_testcases },
382 	{ "listener/", listener_testcases },
383 #ifdef WIN32
384 	{ "iocp/", iocp_testcases },
385 	{ "iocp/bufferevent/", bufferevent_iocp_testcases },
386 	{ "iocp/listener/", listener_iocp_testcases },
387 #endif
388 #ifdef LIBEVENT_CRYPTO
389 #ifdef _EVENT_HAVE_OPENSSL
390 	{ "ssl/", ssl_testcases },
391 #endif
392 #endif
393 	END_OF_GROUPS
394 };
395 
396 int
397 main(int argc, const char **argv)
398 {
399 #ifdef WIN32
400 	WORD wVersionRequested;
401 	WSADATA wsaData;
402 
403 	wVersionRequested = MAKEWORD(2, 2);
404 
405 	(void) WSAStartup(wVersionRequested, &wsaData);
406 #endif
407 
408 #ifndef WIN32
409 	if (signal(SIGPIPE, SIG_IGN) == SIG_ERR)
410 		return 1;
411 #endif
412 
413 #ifdef WIN32
414 	tinytest_skip(testgroups, "http/connection_retry");
415 #endif
416 
417 #ifndef _EVENT_DISABLE_THREAD_SUPPORT
418 	if (!getenv("EVENT_NO_DEBUG_LOCKS"))
419 		evthread_enable_lock_debuging();
420 #endif
421 
422 	if (tinytest_main(argc,argv,testgroups))
423 		return 1;
424 
425 	return 0;
426 }
427 
428