Commit | Line | Data |
---|---|---|
e29d1b70 JA |
1 | /* |
2 | * IO verification helpers | |
3 | */ | |
4 | #include <unistd.h> | |
5 | #include <fcntl.h> | |
6 | #include <string.h> | |
97af62ce | 7 | #include <assert.h> |
e8462bd8 | 8 | #include <pthread.h> |
79402a12 | 9 | #include <libgen.h> |
e29d1b70 JA |
10 | |
11 | #include "fio.h" | |
4f5af7b2 | 12 | #include "verify.h" |
0d29de83 | 13 | #include "trim.h" |
637ef8d9 | 14 | #include "lib/rand.h" |
51aa2da8 | 15 | #include "lib/hweight.h" |
2cac8fcb | 16 | #include "lib/pattern.h" |
f5bff36e | 17 | #include "oslib/asprintf.h" |
e29d1b70 | 18 | |
eef6eea1 JA |
19 | #include "crc/md5.h" |
20 | #include "crc/crc64.h" | |
21 | #include "crc/crc32.h" | |
bac39e0e | 22 | #include "crc/crc32c.h" |
eef6eea1 JA |
23 | #include "crc/crc16.h" |
24 | #include "crc/crc7.h" | |
25 | #include "crc/sha256.h" | |
26 | #include "crc/sha512.h" | |
7c353ceb | 27 | #include "crc/sha1.h" |
844ea602 | 28 | #include "crc/xxhash.h" |
ae3a5acc | 29 | #include "crc/sha3.h" |
cd14cc10 | 30 | |
7d9fb455 JA |
31 | static void populate_hdr(struct thread_data *td, struct io_u *io_u, |
32 | struct verify_header *hdr, unsigned int header_num, | |
33 | unsigned int header_len); | |
b638d82f RP |
34 | static void __fill_hdr(struct thread_data *td, struct io_u *io_u, |
35 | struct verify_header *hdr, unsigned int header_num, | |
36 | unsigned int header_len, uint64_t rand_seed); | |
7d9fb455 | 37 | |
ce35b1ec JA |
38 | void fill_buffer_pattern(struct thread_data *td, void *p, unsigned int len) |
39 | { | |
2cac8fcb | 40 | (void)cpy_pattern(td->o.buffer_pattern, td->o.buffer_pattern_bytes, p, len); |
ce35b1ec JA |
41 | } |
42 | ||
9781c080 | 43 | static void __fill_buffer(struct thread_options *o, uint64_t seed, void *p, |
a89ba4b1 | 44 | unsigned int len) |
7fa085ea JA |
45 | { |
46 | __fill_random_buf_percentage(seed, p, o->compress_percentage, len, len, o->buffer_pattern, o->buffer_pattern_bytes); | |
47 | } | |
48 | ||
9781c080 MHT |
49 | static uint64_t fill_buffer(struct thread_data *td, void *p, |
50 | unsigned int len) | |
7fa085ea JA |
51 | { |
52 | struct frand_state *fs = &td->verify_state; | |
53 | struct thread_options *o = &td->o; | |
54 | ||
55 | return fill_random_buf_percentage(fs, p, o->compress_percentage, len, len, o->buffer_pattern, o->buffer_pattern_bytes); | |
56 | } | |
57 | ||
ce35b1ec | 58 | void fill_verify_pattern(struct thread_data *td, void *p, unsigned int len, |
9781c080 | 59 | struct io_u *io_u, uint64_t seed, int use_seed) |
ce35b1ec | 60 | { |
bc769898 JA |
61 | struct thread_options *o = &td->o; |
62 | ||
63 | if (!o->verify_pattern_bytes) { | |
ce35b1ec JA |
64 | dprint(FD_VERIFY, "fill random bytes len=%u\n", len); |
65 | ||
66 | if (use_seed) | |
7fa085ea JA |
67 | __fill_buffer(o, seed, p, len); |
68 | else | |
69 | io_u->rand_seed = fill_buffer(td, p, len); | |
ce35b1ec JA |
70 | return; |
71 | } | |
c4b6117b | 72 | |
61b9861d RP |
73 | /* Skip if we were here and we do not need to patch pattern |
74 | * with format */ | |
75 | if (!td->o.verify_fmt_sz && io_u->buf_filled_len >= len) { | |
ce35b1ec | 76 | dprint(FD_VERIFY, "using already filled verify pattern b=%d len=%u\n", |
bc769898 | 77 | o->verify_pattern_bytes, len); |
ce35b1ec JA |
78 | return; |
79 | } | |
80 | ||
61b9861d RP |
81 | (void)paste_format(td->o.verify_pattern, td->o.verify_pattern_bytes, |
82 | td->o.verify_fmt, td->o.verify_fmt_sz, | |
83 | p, len, io_u); | |
ce35b1ec JA |
84 | io_u->buf_filled_len = len; |
85 | } | |
86 | ||
cfbcd0dc JA |
87 | static unsigned int get_hdr_inc(struct thread_data *td, struct io_u *io_u) |
88 | { | |
89 | unsigned int hdr_inc; | |
90 | ||
57a61cd0 JA |
91 | /* |
92 | * If we use bs_unaligned, buflen can be larger than the verify | |
93 | * interval (which just defaults to the smallest blocksize possible). | |
94 | */ | |
cfbcd0dc | 95 | hdr_inc = io_u->buflen; |
57a61cd0 JA |
96 | if (td->o.verify_interval && td->o.verify_interval <= io_u->buflen && |
97 | !td->o.bs_unaligned) | |
cfbcd0dc JA |
98 | hdr_inc = td->o.verify_interval; |
99 | ||
100 | return hdr_inc; | |
101 | } | |
102 | ||
c50ca7bd | 103 | static void fill_pattern_headers(struct thread_data *td, struct io_u *io_u, |
9781c080 | 104 | uint64_t seed, int use_seed) |
c50ca7bd JA |
105 | { |
106 | unsigned int hdr_inc, header_num; | |
107 | struct verify_header *hdr; | |
108 | void *p = io_u->buf; | |
109 | ||
ce35b1ec | 110 | fill_verify_pattern(td, p, io_u->buflen, io_u, seed, use_seed); |
c50ca7bd | 111 | |
cfbcd0dc | 112 | hdr_inc = get_hdr_inc(td, io_u); |
c50ca7bd JA |
113 | header_num = 0; |
114 | for (; p < io_u->buf + io_u->buflen; p += hdr_inc) { | |
115 | hdr = p; | |
116 | populate_hdr(td, io_u, hdr, header_num, hdr_inc); | |
117 | header_num++; | |
118 | } | |
119 | } | |
120 | ||
4764aec9 | 121 | static void memswp(void *buf1, void *buf2, unsigned int len) |
546a9142 | 122 | { |
dee6de74 SL |
123 | char swap[200]; |
124 | ||
125 | assert(len <= sizeof(swap)); | |
90059d65 | 126 | |
546a9142 SL |
127 | memcpy(&swap, buf1, len); |
128 | memcpy(buf1, buf2, len); | |
129 | memcpy(buf2, &swap, len); | |
130 | } | |
131 | ||
e29d1b70 JA |
132 | static void hexdump(void *buffer, int len) |
133 | { | |
134 | unsigned char *p = buffer; | |
135 | int i; | |
136 | ||
137 | for (i = 0; i < len; i++) | |
bfacf389 JA |
138 | log_err("%02x", p[i]); |
139 | log_err("\n"); | |
e29d1b70 JA |
140 | } |
141 | ||
87677832 | 142 | /* |
de8f6de9 | 143 | * Prepare for separation of verify_header and checksum header |
87677832 | 144 | */ |
546dfd9f | 145 | static inline unsigned int __hdr_size(int verify_type) |
87677832 | 146 | { |
03e20d68 | 147 | unsigned int len = 0; |
87677832 | 148 | |
546dfd9f JA |
149 | switch (verify_type) { |
150 | case VERIFY_NONE: | |
b638d82f | 151 | case VERIFY_HDR_ONLY: |
546dfd9f | 152 | case VERIFY_NULL: |
ed3a433d | 153 | case VERIFY_PATTERN: |
546dfd9f JA |
154 | len = 0; |
155 | break; | |
156 | case VERIFY_MD5: | |
157 | len = sizeof(struct vhdr_md5); | |
158 | break; | |
159 | case VERIFY_CRC64: | |
160 | len = sizeof(struct vhdr_crc64); | |
161 | break; | |
bac39e0e | 162 | case VERIFY_CRC32C: |
546dfd9f | 163 | case VERIFY_CRC32: |
3845591f | 164 | case VERIFY_CRC32C_INTEL: |
546dfd9f JA |
165 | len = sizeof(struct vhdr_crc32); |
166 | break; | |
167 | case VERIFY_CRC16: | |
168 | len = sizeof(struct vhdr_crc16); | |
169 | break; | |
170 | case VERIFY_CRC7: | |
171 | len = sizeof(struct vhdr_crc7); | |
172 | break; | |
173 | case VERIFY_SHA256: | |
174 | len = sizeof(struct vhdr_sha256); | |
175 | break; | |
176 | case VERIFY_SHA512: | |
177 | len = sizeof(struct vhdr_sha512); | |
178 | break; | |
ae3a5acc JA |
179 | case VERIFY_SHA3_224: |
180 | len = sizeof(struct vhdr_sha3_224); | |
181 | break; | |
182 | case VERIFY_SHA3_256: | |
183 | len = sizeof(struct vhdr_sha3_256); | |
184 | break; | |
185 | case VERIFY_SHA3_384: | |
186 | len = sizeof(struct vhdr_sha3_384); | |
187 | break; | |
188 | case VERIFY_SHA3_512: | |
189 | len = sizeof(struct vhdr_sha3_512); | |
190 | break; | |
844ea602 JA |
191 | case VERIFY_XXHASH: |
192 | len = sizeof(struct vhdr_xxhash); | |
193 | break; | |
7c353ceb JA |
194 | case VERIFY_SHA1: |
195 | len = sizeof(struct vhdr_sha1); | |
196 | break; | |
59245381 | 197 | case VERIFY_PATTERN_NO_HDR: |
ed3a433d | 198 | return 0; |
546dfd9f JA |
199 | default: |
200 | log_err("fio: unknown verify header!\n"); | |
201 | assert(0); | |
202 | } | |
203 | ||
204 | return len + sizeof(struct verify_header); | |
87677832 JA |
205 | } |
206 | ||
ed3a433d JA |
207 | static inline unsigned int hdr_size(struct thread_data *td, |
208 | struct verify_header *hdr) | |
87677832 | 209 | { |
ed3a433d JA |
210 | if (td->o.verify == VERIFY_PATTERN_NO_HDR) |
211 | return 0; | |
212 | ||
546dfd9f JA |
213 | return __hdr_size(hdr->verify_type); |
214 | } | |
215 | ||
216 | static void *hdr_priv(struct verify_header *hdr) | |
217 | { | |
218 | void *priv = hdr; | |
219 | ||
220 | return priv + sizeof(struct verify_header); | |
87677832 JA |
221 | } |
222 | ||
936216f8 JA |
223 | /* |
224 | * Verify container, pass info to verify handlers and allow them to | |
225 | * pass info back in case of error | |
226 | */ | |
227 | struct vcont { | |
228 | /* | |
229 | * Input | |
230 | */ | |
231 | struct io_u *io_u; | |
232 | unsigned int hdr_num; | |
7d9fb455 | 233 | struct thread_data *td; |
936216f8 JA |
234 | |
235 | /* | |
236 | * Output, only valid in case of error | |
237 | */ | |
bfacf389 JA |
238 | const char *name; |
239 | void *good_crc; | |
240 | void *bad_crc; | |
936216f8 JA |
241 | unsigned int crc_len; |
242 | }; | |
243 | ||
dacbbb88 | 244 | #define DUMP_BUF_SZ 255 |
dacbbb88 | 245 | |
c50ca7bd JA |
246 | static void dump_buf(char *buf, unsigned int len, unsigned long long offset, |
247 | const char *type, struct fio_file *f) | |
7d9fb455 | 248 | { |
9db753ec BVA |
249 | char *ptr, *fname; |
250 | char sep[2] = { FIO_OS_PATH_SEPARATOR, 0 }; | |
7d9fb455 JA |
251 | int ret, fd; |
252 | ||
6f260b31 | 253 | ptr = strdup(f->file_name); |
c50ca7bd | 254 | |
9db753ec BVA |
255 | if (asprintf(&fname, "%s%s%s.%llu.%s", aux_path ? : "", |
256 | aux_path ? sep : "", basename(ptr), offset, type) < 0) { | |
7fc08e99 | 257 | if (!fio_did_warn(FIO_WARN_VERIFY_BUF)) |
9db753ec BVA |
258 | log_err("fio: not enough memory for dump buffer filename\n"); |
259 | goto free_ptr; | |
dacbbb88 JA |
260 | } |
261 | ||
7d9fb455 JA |
262 | fd = open(fname, O_CREAT | O_TRUNC | O_WRONLY, 0644); |
263 | if (fd < 0) { | |
264 | perror("open verify buf file"); | |
9db753ec | 265 | goto free_fname; |
7d9fb455 JA |
266 | } |
267 | ||
268 | while (len) { | |
269 | ret = write(fd, buf, len); | |
270 | if (!ret) | |
271 | break; | |
272 | else if (ret < 0) { | |
273 | perror("write verify buf file"); | |
274 | break; | |
275 | } | |
276 | len -= ret; | |
277 | buf += ret; | |
278 | } | |
279 | ||
280 | close(fd); | |
c50ca7bd | 281 | log_err(" %s data dumped as %s\n", type, fname); |
9db753ec BVA |
282 | |
283 | free_fname: | |
284 | free(fname); | |
285 | ||
286 | free_ptr: | |
6f260b31 | 287 | free(ptr); |
7d9fb455 JA |
288 | } |
289 | ||
c50ca7bd JA |
290 | /* |
291 | * Dump the contents of the read block and re-generate the correct data | |
292 | * and dump that too. | |
293 | */ | |
9ba987cc | 294 | static void __dump_verify_buffers(struct verify_header *hdr, struct vcont *vc) |
7d9fb455 JA |
295 | { |
296 | struct thread_data *td = vc->td; | |
297 | struct io_u *io_u = vc->io_u; | |
298 | unsigned long hdr_offset; | |
7d9fb455 | 299 | struct io_u dummy; |
c50ca7bd | 300 | void *buf; |
7d9fb455 | 301 | |
0dce9bc9 SL |
302 | if (!td->o.verify_dump) |
303 | return; | |
304 | ||
c50ca7bd JA |
305 | /* |
306 | * Dump the contents we just read off disk | |
307 | */ | |
7d9fb455 JA |
308 | hdr_offset = vc->hdr_num * hdr->len; |
309 | ||
c50ca7bd JA |
310 | dump_buf(io_u->buf + hdr_offset, hdr->len, io_u->offset + hdr_offset, |
311 | "received", vc->io_u->file); | |
7d9fb455 | 312 | |
c50ca7bd JA |
313 | /* |
314 | * Allocate a new buf and re-generate the original data | |
315 | */ | |
316 | buf = malloc(io_u->buflen); | |
7d9fb455 | 317 | dummy = *io_u; |
c50ca7bd | 318 | dummy.buf = buf; |
4aae38a6 | 319 | dummy.rand_seed = hdr->rand_seed; |
cfbcd0dc | 320 | dummy.buf_filled_len = 0; |
0d81daf9 | 321 | dummy.buflen = io_u->buflen; |
7d9fb455 | 322 | |
c50ca7bd | 323 | fill_pattern_headers(td, &dummy, hdr->rand_seed, 1); |
7d9fb455 | 324 | |
c50ca7bd JA |
325 | dump_buf(buf + hdr_offset, hdr->len, io_u->offset + hdr_offset, |
326 | "expected", vc->io_u->file); | |
7d9fb455 JA |
327 | free(buf); |
328 | } | |
329 | ||
9ba987cc JA |
330 | static void dump_verify_buffers(struct verify_header *hdr, struct vcont *vc) |
331 | { | |
332 | struct thread_data *td = vc->td; | |
333 | struct verify_header shdr; | |
334 | ||
335 | if (td->o.verify == VERIFY_PATTERN_NO_HDR) { | |
b638d82f | 336 | __fill_hdr(td, vc->io_u, &shdr, 0, vc->io_u->buflen, 0); |
9ba987cc JA |
337 | hdr = &shdr; |
338 | } | |
339 | ||
340 | __dump_verify_buffers(hdr, vc); | |
341 | } | |
342 | ||
bfacf389 JA |
343 | static void log_verify_failure(struct verify_header *hdr, struct vcont *vc) |
344 | { | |
345 | unsigned long long offset; | |
346 | ||
347 | offset = vc->io_u->offset; | |
348 | offset += vc->hdr_num * hdr->len; | |
46ff70e8 FC |
349 | log_err("%.8s: verify failed at file %s offset %llu, length %u" |
350 | " (requested block: offset=%llu, length=%llu)\n", | |
351 | vc->name, vc->io_u->file->file_name, offset, hdr->len, | |
352 | vc->io_u->offset, vc->io_u->buflen); | |
bfacf389 JA |
353 | |
354 | if (vc->good_crc && vc->bad_crc) { | |
355 | log_err(" Expected CRC: "); | |
356 | hexdump(vc->good_crc, vc->crc_len); | |
357 | log_err(" Received CRC: "); | |
358 | hexdump(vc->bad_crc, vc->crc_len); | |
359 | } | |
7d9fb455 JA |
360 | |
361 | dump_verify_buffers(hdr, vc); | |
bfacf389 JA |
362 | } |
363 | ||
d9f2caf3 JA |
364 | /* |
365 | * Return data area 'header_num' | |
366 | */ | |
936216f8 | 367 | static inline void *io_u_verify_off(struct verify_header *hdr, struct vcont *vc) |
d9f2caf3 | 368 | { |
ed3a433d | 369 | return vc->io_u->buf + vc->hdr_num * hdr->len + hdr_size(vc->td, hdr); |
d9f2caf3 JA |
370 | } |
371 | ||
92bf48d5 JA |
372 | static int verify_io_u_pattern(struct verify_header *hdr, struct vcont *vc) |
373 | { | |
374 | struct thread_data *td = vc->td; | |
375 | struct io_u *io_u = vc->io_u; | |
376 | char *buf, *pattern; | |
2b13e716 | 377 | unsigned int header_size = __hdr_size(td->o.verify); |
25276497 RP |
378 | unsigned int len, mod, i, pattern_size; |
379 | int rc; | |
92bf48d5 JA |
380 | |
381 | pattern = td->o.verify_pattern; | |
9a2a86d0 | 382 | pattern_size = td->o.verify_pattern_bytes; |
61b9861d RP |
383 | assert(pattern_size != 0); |
384 | ||
385 | (void)paste_format_inplace(pattern, pattern_size, | |
386 | td->o.verify_fmt, td->o.verify_fmt_sz, io_u); | |
387 | ||
d637b8b8 | 388 | buf = (char *) hdr + header_size; |
2b13e716 | 389 | len = get_hdr_inc(td, io_u) - header_size; |
61b9861d | 390 | mod = (get_hdr_inc(td, io_u) * vc->hdr_num + header_size) % pattern_size; |
9a2a86d0 | 391 | |
25276497 RP |
392 | rc = cmp_pattern(pattern, pattern_size, mod, buf, len); |
393 | if (!rc) | |
394 | return 0; | |
92bf48d5 | 395 | |
25276497 RP |
396 | /* Slow path, compare each byte */ |
397 | for (i = 0; i < len; i++) { | |
92bf48d5 JA |
398 | if (buf[i] != pattern[mod]) { |
399 | unsigned int bits; | |
400 | ||
401 | bits = hweight8(buf[i] ^ pattern[mod]); | |
25276497 RP |
402 | log_err("fio: got pattern '%02x', wanted '%02x'. Bad bits %d\n", |
403 | (unsigned char)buf[i], | |
404 | (unsigned char)pattern[mod], | |
405 | bits); | |
92bf48d5 | 406 | log_err("fio: bad pattern block offset %u\n", i); |
7ea0a9ad | 407 | vc->name = "pattern"; |
d0c8ccb0 | 408 | log_verify_failure(hdr, vc); |
92bf48d5 JA |
409 | return EILSEQ; |
410 | } | |
411 | mod++; | |
412 | if (mod == td->o.verify_pattern_bytes) | |
413 | mod = 0; | |
414 | } | |
415 | ||
25276497 RP |
416 | /* Unreachable line */ |
417 | assert(0); | |
418 | return EILSEQ; | |
92bf48d5 JA |
419 | } |
420 | ||
844ea602 JA |
421 | static int verify_io_u_xxhash(struct verify_header *hdr, struct vcont *vc) |
422 | { | |
423 | void *p = io_u_verify_off(hdr, vc); | |
424 | struct vhdr_xxhash *vh = hdr_priv(hdr); | |
425 | uint32_t hash; | |
426 | void *state; | |
427 | ||
428 | dprint(FD_VERIFY, "xxhash verify io_u %p, len %u\n", vc->io_u, hdr->len); | |
429 | ||
430 | state = XXH32_init(1); | |
ed3a433d | 431 | XXH32_update(state, p, hdr->len - hdr_size(vc->td, hdr)); |
844ea602 JA |
432 | hash = XXH32_digest(state); |
433 | ||
434 | if (vh->hash == hash) | |
435 | return 0; | |
436 | ||
437 | vc->name = "xxhash"; | |
438 | vc->good_crc = &vh->hash; | |
439 | vc->bad_crc = &hash; | |
440 | vc->crc_len = sizeof(hash); | |
441 | log_verify_failure(hdr, vc); | |
442 | return EILSEQ; | |
443 | } | |
444 | ||
ae3a5acc JA |
445 | static int verify_io_u_sha3(struct verify_header *hdr, struct vcont *vc, |
446 | struct fio_sha3_ctx *sha3_ctx, uint8_t *sha, | |
447 | unsigned int sha_size, const char *name) | |
448 | { | |
449 | void *p = io_u_verify_off(hdr, vc); | |
450 | ||
451 | dprint(FD_VERIFY, "%s verify io_u %p, len %u\n", name, vc->io_u, hdr->len); | |
452 | ||
453 | fio_sha3_update(sha3_ctx, p, hdr->len - hdr_size(vc->td, hdr)); | |
454 | fio_sha3_final(sha3_ctx); | |
455 | ||
456 | if (!memcmp(sha, sha3_ctx->sha, sha_size)) | |
457 | return 0; | |
458 | ||
459 | vc->name = name; | |
460 | vc->good_crc = sha; | |
461 | vc->bad_crc = sha3_ctx->sha; | |
462 | vc->crc_len = sha_size; | |
463 | log_verify_failure(hdr, vc); | |
464 | return EILSEQ; | |
465 | } | |
466 | ||
467 | static int verify_io_u_sha3_224(struct verify_header *hdr, struct vcont *vc) | |
468 | { | |
469 | struct vhdr_sha3_224 *vh = hdr_priv(hdr); | |
470 | uint8_t sha[SHA3_224_DIGEST_SIZE]; | |
471 | struct fio_sha3_ctx sha3_ctx = { | |
472 | .sha = sha, | |
473 | }; | |
474 | ||
475 | fio_sha3_224_init(&sha3_ctx); | |
476 | ||
477 | return verify_io_u_sha3(hdr, vc, &sha3_ctx, vh->sha, | |
478 | SHA3_224_DIGEST_SIZE, "sha3-224"); | |
479 | } | |
480 | ||
481 | static int verify_io_u_sha3_256(struct verify_header *hdr, struct vcont *vc) | |
482 | { | |
483 | struct vhdr_sha3_256 *vh = hdr_priv(hdr); | |
484 | uint8_t sha[SHA3_256_DIGEST_SIZE]; | |
485 | struct fio_sha3_ctx sha3_ctx = { | |
486 | .sha = sha, | |
487 | }; | |
488 | ||
489 | fio_sha3_256_init(&sha3_ctx); | |
490 | ||
491 | return verify_io_u_sha3(hdr, vc, &sha3_ctx, vh->sha, | |
492 | SHA3_256_DIGEST_SIZE, "sha3-256"); | |
493 | } | |
494 | ||
495 | static int verify_io_u_sha3_384(struct verify_header *hdr, struct vcont *vc) | |
496 | { | |
497 | struct vhdr_sha3_384 *vh = hdr_priv(hdr); | |
498 | uint8_t sha[SHA3_384_DIGEST_SIZE]; | |
499 | struct fio_sha3_ctx sha3_ctx = { | |
500 | .sha = sha, | |
501 | }; | |
502 | ||
503 | fio_sha3_384_init(&sha3_ctx); | |
504 | ||
505 | return verify_io_u_sha3(hdr, vc, &sha3_ctx, vh->sha, | |
506 | SHA3_384_DIGEST_SIZE, "sha3-384"); | |
507 | } | |
508 | ||
509 | static int verify_io_u_sha3_512(struct verify_header *hdr, struct vcont *vc) | |
510 | { | |
511 | struct vhdr_sha3_512 *vh = hdr_priv(hdr); | |
512 | uint8_t sha[SHA3_512_DIGEST_SIZE]; | |
513 | struct fio_sha3_ctx sha3_ctx = { | |
514 | .sha = sha, | |
515 | }; | |
516 | ||
517 | fio_sha3_512_init(&sha3_ctx); | |
518 | ||
519 | return verify_io_u_sha3(hdr, vc, &sha3_ctx, vh->sha, | |
520 | SHA3_512_DIGEST_SIZE, "sha3-512"); | |
521 | } | |
522 | ||
936216f8 | 523 | static int verify_io_u_sha512(struct verify_header *hdr, struct vcont *vc) |
cd14cc10 | 524 | { |
936216f8 | 525 | void *p = io_u_verify_off(hdr, vc); |
546dfd9f | 526 | struct vhdr_sha512 *vh = hdr_priv(hdr); |
cd14cc10 | 527 | uint8_t sha512[128]; |
25dfa848 | 528 | struct fio_sha512_ctx sha512_ctx = { |
cd14cc10 JA |
529 | .buf = sha512, |
530 | }; | |
531 | ||
936216f8 | 532 | dprint(FD_VERIFY, "sha512 verify io_u %p, len %u\n", vc->io_u, hdr->len); |
bd6f78b2 | 533 | |
25dfa848 | 534 | fio_sha512_init(&sha512_ctx); |
ed3a433d | 535 | fio_sha512_update(&sha512_ctx, p, hdr->len - hdr_size(vc->td, hdr)); |
cd14cc10 | 536 | |
bfacf389 JA |
537 | if (!memcmp(vh->sha512, sha512_ctx.buf, sizeof(sha512))) |
538 | return 0; | |
cd14cc10 | 539 | |
bfacf389 JA |
540 | vc->name = "sha512"; |
541 | vc->good_crc = vh->sha512; | |
542 | vc->bad_crc = sha512_ctx.buf; | |
543 | vc->crc_len = sizeof(vh->sha512); | |
544 | log_verify_failure(hdr, vc); | |
545 | return EILSEQ; | |
cd14cc10 JA |
546 | } |
547 | ||
936216f8 | 548 | static int verify_io_u_sha256(struct verify_header *hdr, struct vcont *vc) |
cd14cc10 | 549 | { |
936216f8 | 550 | void *p = io_u_verify_off(hdr, vc); |
546dfd9f | 551 | struct vhdr_sha256 *vh = hdr_priv(hdr); |
bc77f56f | 552 | uint8_t sha256[64]; |
25dfa848 | 553 | struct fio_sha256_ctx sha256_ctx = { |
cd14cc10 JA |
554 | .buf = sha256, |
555 | }; | |
556 | ||
936216f8 | 557 | dprint(FD_VERIFY, "sha256 verify io_u %p, len %u\n", vc->io_u, hdr->len); |
bd6f78b2 | 558 | |
25dfa848 | 559 | fio_sha256_init(&sha256_ctx); |
ed3a433d | 560 | fio_sha256_update(&sha256_ctx, p, hdr->len - hdr_size(vc->td, hdr)); |
017052b6 | 561 | fio_sha256_final(&sha256_ctx); |
cd14cc10 | 562 | |
bfacf389 JA |
563 | if (!memcmp(vh->sha256, sha256_ctx.buf, sizeof(sha256))) |
564 | return 0; | |
cd14cc10 | 565 | |
bfacf389 JA |
566 | vc->name = "sha256"; |
567 | vc->good_crc = vh->sha256; | |
568 | vc->bad_crc = sha256_ctx.buf; | |
569 | vc->crc_len = sizeof(vh->sha256); | |
570 | log_verify_failure(hdr, vc); | |
571 | return EILSEQ; | |
cd14cc10 JA |
572 | } |
573 | ||
936216f8 | 574 | static int verify_io_u_sha1(struct verify_header *hdr, struct vcont *vc) |
7c353ceb | 575 | { |
936216f8 | 576 | void *p = io_u_verify_off(hdr, vc); |
7c353ceb JA |
577 | struct vhdr_sha1 *vh = hdr_priv(hdr); |
578 | uint32_t sha1[5]; | |
25dfa848 | 579 | struct fio_sha1_ctx sha1_ctx = { |
7c353ceb JA |
580 | .H = sha1, |
581 | }; | |
582 | ||
936216f8 | 583 | dprint(FD_VERIFY, "sha1 verify io_u %p, len %u\n", vc->io_u, hdr->len); |
7c353ceb | 584 | |
25dfa848 | 585 | fio_sha1_init(&sha1_ctx); |
ed3a433d | 586 | fio_sha1_update(&sha1_ctx, p, hdr->len - hdr_size(vc->td, hdr)); |
017052b6 | 587 | fio_sha1_final(&sha1_ctx); |
7c353ceb | 588 | |
bfacf389 JA |
589 | if (!memcmp(vh->sha1, sha1_ctx.H, sizeof(sha1))) |
590 | return 0; | |
7c353ceb | 591 | |
bfacf389 JA |
592 | vc->name = "sha1"; |
593 | vc->good_crc = vh->sha1; | |
594 | vc->bad_crc = sha1_ctx.H; | |
595 | vc->crc_len = sizeof(vh->sha1); | |
596 | log_verify_failure(hdr, vc); | |
597 | return EILSEQ; | |
7c353ceb JA |
598 | } |
599 | ||
936216f8 | 600 | static int verify_io_u_crc7(struct verify_header *hdr, struct vcont *vc) |
1e154bdb | 601 | { |
936216f8 | 602 | void *p = io_u_verify_off(hdr, vc); |
546dfd9f | 603 | struct vhdr_crc7 *vh = hdr_priv(hdr); |
1e154bdb JA |
604 | unsigned char c; |
605 | ||
936216f8 | 606 | dprint(FD_VERIFY, "crc7 verify io_u %p, len %u\n", vc->io_u, hdr->len); |
bd6f78b2 | 607 | |
ed3a433d | 608 | c = fio_crc7(p, hdr->len - hdr_size(vc->td, hdr)); |
1e154bdb | 609 | |
bfacf389 JA |
610 | if (c == vh->crc7) |
611 | return 0; | |
1e154bdb | 612 | |
bfacf389 JA |
613 | vc->name = "crc7"; |
614 | vc->good_crc = &vh->crc7; | |
615 | vc->bad_crc = &c; | |
616 | vc->crc_len = 1; | |
617 | log_verify_failure(hdr, vc); | |
618 | return EILSEQ; | |
1e154bdb JA |
619 | } |
620 | ||
936216f8 | 621 | static int verify_io_u_crc16(struct verify_header *hdr, struct vcont *vc) |
969f7ed3 | 622 | { |
936216f8 | 623 | void *p = io_u_verify_off(hdr, vc); |
546dfd9f | 624 | struct vhdr_crc16 *vh = hdr_priv(hdr); |
969f7ed3 JA |
625 | unsigned short c; |
626 | ||
936216f8 | 627 | dprint(FD_VERIFY, "crc16 verify io_u %p, len %u\n", vc->io_u, hdr->len); |
bd6f78b2 | 628 | |
ed3a433d | 629 | c = fio_crc16(p, hdr->len - hdr_size(vc->td, hdr)); |
969f7ed3 | 630 | |
bfacf389 JA |
631 | if (c == vh->crc16) |
632 | return 0; | |
969f7ed3 | 633 | |
bfacf389 JA |
634 | vc->name = "crc16"; |
635 | vc->good_crc = &vh->crc16; | |
636 | vc->bad_crc = &c; | |
637 | vc->crc_len = 2; | |
638 | log_verify_failure(hdr, vc); | |
639 | return EILSEQ; | |
969f7ed3 JA |
640 | } |
641 | ||
936216f8 | 642 | static int verify_io_u_crc64(struct verify_header *hdr, struct vcont *vc) |
d77a7af3 | 643 | { |
936216f8 | 644 | void *p = io_u_verify_off(hdr, vc); |
546dfd9f | 645 | struct vhdr_crc64 *vh = hdr_priv(hdr); |
d77a7af3 JA |
646 | unsigned long long c; |
647 | ||
936216f8 | 648 | dprint(FD_VERIFY, "crc64 verify io_u %p, len %u\n", vc->io_u, hdr->len); |
bd6f78b2 | 649 | |
ed3a433d | 650 | c = fio_crc64(p, hdr->len - hdr_size(vc->td, hdr)); |
d77a7af3 | 651 | |
bfacf389 JA |
652 | if (c == vh->crc64) |
653 | return 0; | |
d77a7af3 | 654 | |
bfacf389 JA |
655 | vc->name = "crc64"; |
656 | vc->good_crc = &vh->crc64; | |
657 | vc->bad_crc = &c; | |
658 | vc->crc_len = 8; | |
659 | log_verify_failure(hdr, vc); | |
660 | return EILSEQ; | |
d77a7af3 JA |
661 | } |
662 | ||
936216f8 | 663 | static int verify_io_u_crc32(struct verify_header *hdr, struct vcont *vc) |
e29d1b70 | 664 | { |
936216f8 | 665 | void *p = io_u_verify_off(hdr, vc); |
546dfd9f JA |
666 | struct vhdr_crc32 *vh = hdr_priv(hdr); |
667 | uint32_t c; | |
e29d1b70 | 668 | |
936216f8 | 669 | dprint(FD_VERIFY, "crc32 verify io_u %p, len %u\n", vc->io_u, hdr->len); |
bd6f78b2 | 670 | |
ed3a433d | 671 | c = fio_crc32(p, hdr->len - hdr_size(vc->td, hdr)); |
e29d1b70 | 672 | |
bfacf389 JA |
673 | if (c == vh->crc32) |
674 | return 0; | |
e29d1b70 | 675 | |
bfacf389 JA |
676 | vc->name = "crc32"; |
677 | vc->good_crc = &vh->crc32; | |
678 | vc->bad_crc = &c; | |
679 | vc->crc_len = 4; | |
680 | log_verify_failure(hdr, vc); | |
681 | return EILSEQ; | |
e29d1b70 JA |
682 | } |
683 | ||
936216f8 | 684 | static int verify_io_u_crc32c(struct verify_header *hdr, struct vcont *vc) |
bac39e0e | 685 | { |
936216f8 | 686 | void *p = io_u_verify_off(hdr, vc); |
bac39e0e JA |
687 | struct vhdr_crc32 *vh = hdr_priv(hdr); |
688 | uint32_t c; | |
689 | ||
936216f8 | 690 | dprint(FD_VERIFY, "crc32c verify io_u %p, len %u\n", vc->io_u, hdr->len); |
bac39e0e | 691 | |
ed3a433d | 692 | c = fio_crc32c(p, hdr->len - hdr_size(vc->td, hdr)); |
bac39e0e | 693 | |
bfacf389 JA |
694 | if (c == vh->crc32) |
695 | return 0; | |
bac39e0e | 696 | |
bfacf389 JA |
697 | vc->name = "crc32c"; |
698 | vc->good_crc = &vh->crc32; | |
699 | vc->bad_crc = &c; | |
700 | vc->crc_len = 4; | |
701 | log_verify_failure(hdr, vc); | |
702 | return EILSEQ; | |
bac39e0e JA |
703 | } |
704 | ||
936216f8 | 705 | static int verify_io_u_md5(struct verify_header *hdr, struct vcont *vc) |
e29d1b70 | 706 | { |
936216f8 | 707 | void *p = io_u_verify_off(hdr, vc); |
546dfd9f | 708 | struct vhdr_md5 *vh = hdr_priv(hdr); |
8c432325 | 709 | uint32_t hash[MD5_HASH_WORDS]; |
25dfa848 | 710 | struct fio_md5_ctx md5_ctx = { |
8c432325 JA |
711 | .hash = hash, |
712 | }; | |
e29d1b70 | 713 | |
936216f8 | 714 | dprint(FD_VERIFY, "md5 verify io_u %p, len %u\n", vc->io_u, hdr->len); |
bd6f78b2 | 715 | |
25dfa848 | 716 | fio_md5_init(&md5_ctx); |
ed3a433d | 717 | fio_md5_update(&md5_ctx, p, hdr->len - hdr_size(vc->td, hdr)); |
017052b6 | 718 | fio_md5_final(&md5_ctx); |
e29d1b70 | 719 | |
bfacf389 JA |
720 | if (!memcmp(vh->md5_digest, md5_ctx.hash, sizeof(hash))) |
721 | return 0; | |
e29d1b70 | 722 | |
bfacf389 JA |
723 | vc->name = "md5"; |
724 | vc->good_crc = vh->md5_digest; | |
725 | vc->bad_crc = md5_ctx.hash; | |
726 | vc->crc_len = sizeof(hash); | |
727 | log_verify_failure(hdr, vc); | |
728 | return EILSEQ; | |
e29d1b70 JA |
729 | } |
730 | ||
e8462bd8 JA |
731 | /* |
732 | * Push IO verification to a separate thread | |
733 | */ | |
f8b0bd10 | 734 | int verify_io_u_async(struct thread_data *td, struct io_u **io_u_ptr) |
e8462bd8 | 735 | { |
f8b0bd10 | 736 | struct io_u *io_u = *io_u_ptr; |
e8462bd8 | 737 | |
e8462bd8 | 738 | pthread_mutex_lock(&td->io_u_lock); |
d7ee2a7d | 739 | |
f8b0bd10 JA |
740 | if (io_u->file) |
741 | put_file_log(td, io_u->file); | |
742 | ||
0c41214f RR |
743 | if (io_u->flags & IO_U_F_IN_CUR_DEPTH) { |
744 | td->cur_depth--; | |
1651e431 | 745 | io_u_clear(td, io_u, IO_U_F_IN_CUR_DEPTH); |
0c41214f | 746 | } |
2ae0b204 | 747 | flist_add_tail(&io_u->verify_list, &td->verify_list); |
f8b0bd10 | 748 | *io_u_ptr = NULL; |
e8462bd8 JA |
749 | |
750 | pthread_cond_signal(&td->verify_cond); | |
b93a8eb0 | 751 | pthread_mutex_unlock(&td->io_u_lock); |
e8462bd8 JA |
752 | return 0; |
753 | } | |
754 | ||
323f58c5 JA |
755 | /* |
756 | * Thanks Rusty, for spending the time so I don't have to. | |
757 | * | |
758 | * http://rusty.ozlabs.org/?p=560 | |
759 | */ | |
760 | static int mem_is_zero(const void *data, size_t length) | |
761 | { | |
762 | const unsigned char *p = data; | |
763 | size_t len; | |
764 | ||
765 | /* Check first 16 bytes manually */ | |
766 | for (len = 0; len < 16; len++) { | |
767 | if (!length) | |
768 | return 1; | |
769 | if (*p) | |
770 | return 0; | |
771 | p++; | |
772 | length--; | |
773 | } | |
774 | ||
775 | /* Now we know that's zero, memcmp with self. */ | |
776 | return memcmp(data, p, length) == 0; | |
777 | } | |
778 | ||
779 | static int mem_is_zero_slow(const void *data, size_t length, size_t *offset) | |
780 | { | |
781 | const unsigned char *p = data; | |
782 | ||
783 | *offset = 0; | |
784 | while (length) { | |
785 | if (*p) | |
786 | break; | |
787 | (*offset)++; | |
788 | length--; | |
789 | p++; | |
790 | } | |
791 | ||
792 | return !length; | |
793 | } | |
794 | ||
0d29de83 JA |
795 | static int verify_trimmed_io_u(struct thread_data *td, struct io_u *io_u) |
796 | { | |
323f58c5 | 797 | size_t offset; |
0d29de83 JA |
798 | |
799 | if (!td->o.trim_zero) | |
800 | return 0; | |
801 | ||
323f58c5 | 802 | if (mem_is_zero(io_u->buf, io_u->buflen)) |
0d29de83 JA |
803 | return 0; |
804 | ||
323f58c5 JA |
805 | mem_is_zero_slow(io_u->buf, io_u->buflen, &offset); |
806 | ||
5fff9543 | 807 | log_err("trim: verify failed at file %s offset %llu, length %llu" |
a917a8b3 JA |
808 | ", block offset %lu\n", |
809 | io_u->file->file_name, io_u->offset, io_u->buflen, | |
323f58c5 JA |
810 | (unsigned long) offset); |
811 | return EILSEQ; | |
0d29de83 JA |
812 | } |
813 | ||
b638d82f RP |
814 | static int verify_header(struct io_u *io_u, struct thread_data *td, |
815 | struct verify_header *hdr, unsigned int hdr_num, | |
816 | unsigned int hdr_len) | |
f65d1c26 JA |
817 | { |
818 | void *p = hdr; | |
819 | uint32_t crc; | |
820 | ||
5964842c AG |
821 | if (hdr->magic != FIO_HDR_MAGIC) { |
822 | log_err("verify: bad magic header %x, wanted %x", | |
823 | hdr->magic, FIO_HDR_MAGIC); | |
824 | goto err; | |
825 | } | |
4445856a | 826 | if (hdr->len != hdr_len) { |
5964842c AG |
827 | log_err("verify: bad header length %u, wanted %u", |
828 | hdr->len, hdr_len); | |
829 | goto err; | |
830 | } | |
831 | if (hdr->rand_seed != io_u->rand_seed) { | |
832 | log_err("verify: bad header rand_seed %"PRIu64 | |
833 | ", wanted %"PRIu64, | |
834 | hdr->rand_seed, io_u->rand_seed); | |
835 | goto err; | |
836 | } | |
b638d82f RP |
837 | if (hdr->offset != io_u->offset + hdr_num * td->o.verify_interval) { |
838 | log_err("verify: bad header offset %"PRIu64 | |
839 | ", wanted %llu", | |
840 | hdr->offset, io_u->offset); | |
841 | goto err; | |
842 | } | |
843 | ||
844 | /* | |
845 | * For read-only workloads, the program cannot be certain of the | |
846 | * last numberio written to a block. Checking of numberio will be | |
847 | * done only for workloads that write data. For verify_only, | |
8859c067 | 848 | * numberio check is skipped. |
b638d82f | 849 | */ |
dcf9844e | 850 | if (td_write(td) && (td_min_bs(td) == td_max_bs(td)) && |
b638d82f | 851 | !td->o.time_based) |
8859c067 | 852 | if (!td->o.verify_only) |
b638d82f RP |
853 | if (hdr->numberio != io_u->numberio) { |
854 | log_err("verify: bad header numberio %"PRIu16 | |
855 | ", wanted %"PRIu16, | |
856 | hdr->numberio, io_u->numberio); | |
857 | goto err; | |
858 | } | |
ae38c0dc | 859 | |
25dfa848 | 860 | crc = fio_crc32c(p, offsetof(struct verify_header, crc32)); |
5964842c AG |
861 | if (crc != hdr->crc32) { |
862 | log_err("verify: bad header crc %x, calculated %x", | |
863 | hdr->crc32, crc); | |
864 | goto err; | |
865 | } | |
866 | return 0; | |
867 | ||
868 | err: | |
46ff70e8 FC |
869 | log_err(" at file %s offset %llu, length %u" |
870 | " (requested block: offset=%llu, length=%llu)\n", | |
5964842c | 871 | io_u->file->file_name, |
46ff70e8 FC |
872 | io_u->offset + hdr_num * hdr_len, hdr_len, |
873 | io_u->offset, io_u->buflen); | |
16758b59 JA |
874 | |
875 | if (td->o.verify_dump) | |
876 | dump_buf(p, hdr_len, io_u->offset + hdr_num * hdr_len, | |
877 | "hdr_fail", io_u->file); | |
878 | ||
5964842c | 879 | return EILSEQ; |
f65d1c26 JA |
880 | } |
881 | ||
f8b0bd10 | 882 | int verify_io_u(struct thread_data *td, struct io_u **io_u_ptr) |
e29d1b70 | 883 | { |
3f9f4e26 | 884 | struct verify_header *hdr; |
f8b0bd10 | 885 | struct io_u *io_u = *io_u_ptr; |
2b13e716 | 886 | unsigned int header_size, hdr_inc, hdr_num = 0; |
95646108 | 887 | void *p; |
e29d1b70 JA |
888 | int ret; |
889 | ||
1dcc0498 | 890 | if (td->o.verify == VERIFY_NULL || io_u->ddir != DDIR_READ) |
36690c9b | 891 | return 0; |
5c57c084 JA |
892 | /* |
893 | * If the IO engine is faking IO (like null), then just pretend | |
894 | * we verified everything. | |
895 | */ | |
9b87f09b | 896 | if (td_ioengine_flagged(td, FIO_FAKEIO)) |
5c57c084 JA |
897 | return 0; |
898 | ||
0d29de83 JA |
899 | if (io_u->flags & IO_U_F_TRIMMED) { |
900 | ret = verify_trimmed_io_u(td, io_u); | |
901 | goto done; | |
902 | } | |
36690c9b | 903 | |
cfbcd0dc | 904 | hdr_inc = get_hdr_inc(td, io_u); |
e29d1b70 | 905 | |
a12a3b4d | 906 | ret = 0; |
5ec10eaa JA |
907 | for (p = io_u->buf; p < io_u->buf + io_u->buflen; |
908 | p += hdr_inc, hdr_num++) { | |
bfacf389 JA |
909 | struct vcont vc = { |
910 | .io_u = io_u, | |
911 | .hdr_num = hdr_num, | |
7d9fb455 | 912 | .td = td, |
bfacf389 | 913 | }; |
f00b210f | 914 | unsigned int verify_type; |
936216f8 | 915 | |
f3e6cb95 | 916 | if (ret && td->o.verify_fatal) |
a12a3b4d | 917 | break; |
f3e6cb95 | 918 | |
2b13e716 | 919 | header_size = __hdr_size(td->o.verify); |
a59e170d | 920 | if (td->o.verify_offset) |
2b13e716 | 921 | memswp(p, p + td->o.verify_offset, header_size); |
95646108 | 922 | hdr = p; |
e29d1b70 | 923 | |
c4b6117b | 924 | /* |
f31feaa2 | 925 | * Make rand_seed check pass when have verify_backlog. |
c4b6117b | 926 | */ |
f31feaa2 | 927 | if (!td_rw(td) || (td->flags & TD_F_VER_BACKLOG)) |
c4b6117b PV |
928 | io_u->rand_seed = hdr->rand_seed; |
929 | ||
59245381 | 930 | if (td->o.verify != VERIFY_PATTERN_NO_HDR) { |
b638d82f | 931 | ret = verify_header(io_u, td, hdr, hdr_num, hdr_inc); |
59245381 JA |
932 | if (ret) |
933 | return ret; | |
934 | } | |
3f199b01 | 935 | |
f00b210f JA |
936 | if (td->o.verify != VERIFY_NONE) |
937 | verify_type = td->o.verify; | |
938 | else | |
939 | verify_type = hdr->verify_type; | |
940 | ||
941 | switch (verify_type) { | |
b638d82f RP |
942 | case VERIFY_HDR_ONLY: |
943 | /* Header is always verified, check if pattern is left | |
944 | * for verification. */ | |
945 | if (td->o.verify_pattern_bytes) | |
946 | ret = verify_io_u_pattern(hdr, &vc); | |
947 | break; | |
3f9f4e26 | 948 | case VERIFY_MD5: |
936216f8 | 949 | ret = verify_io_u_md5(hdr, &vc); |
3f9f4e26 SL |
950 | break; |
951 | case VERIFY_CRC64: | |
936216f8 | 952 | ret = verify_io_u_crc64(hdr, &vc); |
3f9f4e26 | 953 | break; |
bac39e0e | 954 | case VERIFY_CRC32C: |
3845591f | 955 | case VERIFY_CRC32C_INTEL: |
936216f8 | 956 | ret = verify_io_u_crc32c(hdr, &vc); |
bac39e0e | 957 | break; |
3f9f4e26 | 958 | case VERIFY_CRC32: |
936216f8 | 959 | ret = verify_io_u_crc32(hdr, &vc); |
3f9f4e26 SL |
960 | break; |
961 | case VERIFY_CRC16: | |
936216f8 | 962 | ret = verify_io_u_crc16(hdr, &vc); |
3f9f4e26 SL |
963 | break; |
964 | case VERIFY_CRC7: | |
936216f8 | 965 | ret = verify_io_u_crc7(hdr, &vc); |
3f9f4e26 | 966 | break; |
cd14cc10 | 967 | case VERIFY_SHA256: |
936216f8 | 968 | ret = verify_io_u_sha256(hdr, &vc); |
cd14cc10 JA |
969 | break; |
970 | case VERIFY_SHA512: | |
936216f8 | 971 | ret = verify_io_u_sha512(hdr, &vc); |
cd14cc10 | 972 | break; |
ae3a5acc JA |
973 | case VERIFY_SHA3_224: |
974 | ret = verify_io_u_sha3_224(hdr, &vc); | |
975 | break; | |
976 | case VERIFY_SHA3_256: | |
977 | ret = verify_io_u_sha3_256(hdr, &vc); | |
978 | break; | |
979 | case VERIFY_SHA3_384: | |
980 | ret = verify_io_u_sha3_384(hdr, &vc); | |
981 | break; | |
982 | case VERIFY_SHA3_512: | |
983 | ret = verify_io_u_sha3_512(hdr, &vc); | |
984 | break; | |
844ea602 JA |
985 | case VERIFY_XXHASH: |
986 | ret = verify_io_u_xxhash(hdr, &vc); | |
987 | break; | |
7c353ceb | 988 | case VERIFY_SHA1: |
936216f8 | 989 | ret = verify_io_u_sha1(hdr, &vc); |
7c353ceb | 990 | break; |
92bf48d5 | 991 | case VERIFY_PATTERN: |
59245381 | 992 | case VERIFY_PATTERN_NO_HDR: |
92bf48d5 JA |
993 | ret = verify_io_u_pattern(hdr, &vc); |
994 | break; | |
3f9f4e26 SL |
995 | default: |
996 | log_err("Bad verify type %u\n", hdr->verify_type); | |
d16d4e09 | 997 | ret = EINVAL; |
3f9f4e26 | 998 | } |
f00b210f JA |
999 | |
1000 | if (ret && verify_type != hdr->verify_type) | |
1001 | log_err("fio: verify type mismatch (%u media, %u given)\n", | |
1002 | hdr->verify_type, verify_type); | |
3f9f4e26 | 1003 | } |
a7dfe862 | 1004 | |
0d29de83 | 1005 | done: |
f3e6cb95 | 1006 | if (ret && td->o.verify_fatal) |
ebea2133 | 1007 | fio_mark_td_terminate(td); |
f3e6cb95 | 1008 | |
a12a3b4d | 1009 | return ret; |
e29d1b70 JA |
1010 | } |
1011 | ||
844ea602 JA |
1012 | static void fill_xxhash(struct verify_header *hdr, void *p, unsigned int len) |
1013 | { | |
1014 | struct vhdr_xxhash *vh = hdr_priv(hdr); | |
1015 | void *state; | |
1016 | ||
1017 | state = XXH32_init(1); | |
1018 | XXH32_update(state, p, len); | |
1019 | vh->hash = XXH32_digest(state); | |
1020 | } | |
1021 | ||
ae3a5acc JA |
1022 | static void fill_sha3(struct fio_sha3_ctx *sha3_ctx, void *p, unsigned int len) |
1023 | { | |
1024 | fio_sha3_update(sha3_ctx, p, len); | |
1025 | fio_sha3_final(sha3_ctx); | |
1026 | } | |
1027 | ||
1028 | static void fill_sha3_224(struct verify_header *hdr, void *p, unsigned int len) | |
1029 | { | |
1030 | struct vhdr_sha3_224 *vh = hdr_priv(hdr); | |
1031 | struct fio_sha3_ctx sha3_ctx = { | |
1032 | .sha = vh->sha, | |
1033 | }; | |
1034 | ||
1035 | fio_sha3_224_init(&sha3_ctx); | |
1036 | fill_sha3(&sha3_ctx, p, len); | |
1037 | } | |
1038 | ||
1039 | static void fill_sha3_256(struct verify_header *hdr, void *p, unsigned int len) | |
1040 | { | |
1041 | struct vhdr_sha3_256 *vh = hdr_priv(hdr); | |
1042 | struct fio_sha3_ctx sha3_ctx = { | |
1043 | .sha = vh->sha, | |
1044 | }; | |
1045 | ||
1046 | fio_sha3_256_init(&sha3_ctx); | |
1047 | fill_sha3(&sha3_ctx, p, len); | |
1048 | } | |
1049 | ||
1050 | static void fill_sha3_384(struct verify_header *hdr, void *p, unsigned int len) | |
1051 | { | |
1052 | struct vhdr_sha3_384 *vh = hdr_priv(hdr); | |
1053 | struct fio_sha3_ctx sha3_ctx = { | |
1054 | .sha = vh->sha, | |
1055 | }; | |
1056 | ||
1057 | fio_sha3_384_init(&sha3_ctx); | |
1058 | fill_sha3(&sha3_ctx, p, len); | |
1059 | } | |
1060 | ||
1061 | static void fill_sha3_512(struct verify_header *hdr, void *p, unsigned int len) | |
1062 | { | |
1063 | struct vhdr_sha3_512 *vh = hdr_priv(hdr); | |
1064 | struct fio_sha3_ctx sha3_ctx = { | |
1065 | .sha = vh->sha, | |
1066 | }; | |
1067 | ||
1068 | fio_sha3_512_init(&sha3_ctx); | |
1069 | fill_sha3(&sha3_ctx, p, len); | |
1070 | } | |
1071 | ||
cd14cc10 JA |
1072 | static void fill_sha512(struct verify_header *hdr, void *p, unsigned int len) |
1073 | { | |
546dfd9f | 1074 | struct vhdr_sha512 *vh = hdr_priv(hdr); |
25dfa848 | 1075 | struct fio_sha512_ctx sha512_ctx = { |
546dfd9f | 1076 | .buf = vh->sha512, |
cd14cc10 JA |
1077 | }; |
1078 | ||
25dfa848 JA |
1079 | fio_sha512_init(&sha512_ctx); |
1080 | fio_sha512_update(&sha512_ctx, p, len); | |
cd14cc10 JA |
1081 | } |
1082 | ||
1083 | static void fill_sha256(struct verify_header *hdr, void *p, unsigned int len) | |
1084 | { | |
546dfd9f | 1085 | struct vhdr_sha256 *vh = hdr_priv(hdr); |
25dfa848 | 1086 | struct fio_sha256_ctx sha256_ctx = { |
546dfd9f | 1087 | .buf = vh->sha256, |
cd14cc10 JA |
1088 | }; |
1089 | ||
25dfa848 JA |
1090 | fio_sha256_init(&sha256_ctx); |
1091 | fio_sha256_update(&sha256_ctx, p, len); | |
017052b6 | 1092 | fio_sha256_final(&sha256_ctx); |
cd14cc10 JA |
1093 | } |
1094 | ||
7c353ceb JA |
1095 | static void fill_sha1(struct verify_header *hdr, void *p, unsigned int len) |
1096 | { | |
1097 | struct vhdr_sha1 *vh = hdr_priv(hdr); | |
25dfa848 | 1098 | struct fio_sha1_ctx sha1_ctx = { |
7c353ceb JA |
1099 | .H = vh->sha1, |
1100 | }; | |
1101 | ||
25dfa848 JA |
1102 | fio_sha1_init(&sha1_ctx); |
1103 | fio_sha1_update(&sha1_ctx, p, len); | |
017052b6 | 1104 | fio_sha1_final(&sha1_ctx); |
7c353ceb JA |
1105 | } |
1106 | ||
1e154bdb JA |
1107 | static void fill_crc7(struct verify_header *hdr, void *p, unsigned int len) |
1108 | { | |
546dfd9f JA |
1109 | struct vhdr_crc7 *vh = hdr_priv(hdr); |
1110 | ||
25dfa848 | 1111 | vh->crc7 = fio_crc7(p, len); |
1e154bdb JA |
1112 | } |
1113 | ||
969f7ed3 JA |
1114 | static void fill_crc16(struct verify_header *hdr, void *p, unsigned int len) |
1115 | { | |
546dfd9f JA |
1116 | struct vhdr_crc16 *vh = hdr_priv(hdr); |
1117 | ||
25dfa848 | 1118 | vh->crc16 = fio_crc16(p, len); |
969f7ed3 JA |
1119 | } |
1120 | ||
e29d1b70 JA |
1121 | static void fill_crc32(struct verify_header *hdr, void *p, unsigned int len) |
1122 | { | |
546dfd9f JA |
1123 | struct vhdr_crc32 *vh = hdr_priv(hdr); |
1124 | ||
25dfa848 | 1125 | vh->crc32 = fio_crc32(p, len); |
e29d1b70 JA |
1126 | } |
1127 | ||
bac39e0e JA |
1128 | static void fill_crc32c(struct verify_header *hdr, void *p, unsigned int len) |
1129 | { | |
1130 | struct vhdr_crc32 *vh = hdr_priv(hdr); | |
1131 | ||
25dfa848 | 1132 | vh->crc32 = fio_crc32c(p, len); |
bac39e0e JA |
1133 | } |
1134 | ||
d77a7af3 JA |
1135 | static void fill_crc64(struct verify_header *hdr, void *p, unsigned int len) |
1136 | { | |
546dfd9f JA |
1137 | struct vhdr_crc64 *vh = hdr_priv(hdr); |
1138 | ||
25dfa848 | 1139 | vh->crc64 = fio_crc64(p, len); |
d77a7af3 JA |
1140 | } |
1141 | ||
e29d1b70 JA |
1142 | static void fill_md5(struct verify_header *hdr, void *p, unsigned int len) |
1143 | { | |
546dfd9f | 1144 | struct vhdr_md5 *vh = hdr_priv(hdr); |
25dfa848 | 1145 | struct fio_md5_ctx md5_ctx = { |
546dfd9f | 1146 | .hash = (uint32_t *) vh->md5_digest, |
8c432325 | 1147 | }; |
e29d1b70 | 1148 | |
25dfa848 JA |
1149 | fio_md5_init(&md5_ctx); |
1150 | fio_md5_update(&md5_ctx, p, len); | |
017052b6 | 1151 | fio_md5_final(&md5_ctx); |
e29d1b70 JA |
1152 | } |
1153 | ||
b638d82f RP |
1154 | static void __fill_hdr(struct thread_data *td, struct io_u *io_u, |
1155 | struct verify_header *hdr, unsigned int header_num, | |
1156 | unsigned int header_len, uint64_t rand_seed) | |
9ba987cc JA |
1157 | { |
1158 | void *p = hdr; | |
1159 | ||
1160 | hdr->magic = FIO_HDR_MAGIC; | |
b638d82f RP |
1161 | hdr->verify_type = td->o.verify; |
1162 | hdr->len = header_len; | |
9ba987cc | 1163 | hdr->rand_seed = rand_seed; |
b638d82f RP |
1164 | hdr->offset = io_u->offset + header_num * td->o.verify_interval; |
1165 | hdr->time_sec = io_u->start_time.tv_sec; | |
faa9b2b2 | 1166 | hdr->time_nsec = io_u->start_time.tv_nsec; |
b638d82f RP |
1167 | hdr->thread = td->thread_number; |
1168 | hdr->numberio = io_u->numberio; | |
9ba987cc JA |
1169 | hdr->crc32 = fio_crc32c(p, offsetof(struct verify_header, crc32)); |
1170 | } | |
1171 | ||
ed3a433d | 1172 | |
b638d82f RP |
1173 | static void fill_hdr(struct thread_data *td, struct io_u *io_u, |
1174 | struct verify_header *hdr, unsigned int header_num, | |
1175 | unsigned int header_len, uint64_t rand_seed) | |
ed3a433d | 1176 | { |
b638d82f RP |
1177 | if (td->o.verify != VERIFY_PATTERN_NO_HDR) |
1178 | __fill_hdr(td, io_u, hdr, header_num, header_len, rand_seed); | |
ed3a433d JA |
1179 | } |
1180 | ||
7d9fb455 JA |
1181 | static void populate_hdr(struct thread_data *td, struct io_u *io_u, |
1182 | struct verify_header *hdr, unsigned int header_num, | |
1183 | unsigned int header_len) | |
1184 | { | |
1185 | unsigned int data_len; | |
d637b8b8 TK |
1186 | void *data; |
1187 | char *p; | |
7d9fb455 | 1188 | |
d637b8b8 | 1189 | p = (char *) hdr; |
7d9fb455 | 1190 | |
b638d82f | 1191 | fill_hdr(td, io_u, hdr, header_num, header_len, io_u->rand_seed); |
f65d1c26 | 1192 | |
3982ec03 JA |
1193 | if (header_len <= hdr_size(td, hdr)) { |
1194 | td_verror(td, EINVAL, "Blocksize too small"); | |
1195 | return; | |
1196 | } | |
ed3a433d | 1197 | data_len = header_len - hdr_size(td, hdr); |
7d9fb455 | 1198 | |
ed3a433d | 1199 | data = p + hdr_size(td, hdr); |
7d9fb455 JA |
1200 | switch (td->o.verify) { |
1201 | case VERIFY_MD5: | |
1202 | dprint(FD_VERIFY, "fill md5 io_u %p, len %u\n", | |
1203 | io_u, hdr->len); | |
1204 | fill_md5(hdr, data, data_len); | |
1205 | break; | |
1206 | case VERIFY_CRC64: | |
1207 | dprint(FD_VERIFY, "fill crc64 io_u %p, len %u\n", | |
1208 | io_u, hdr->len); | |
1209 | fill_crc64(hdr, data, data_len); | |
1210 | break; | |
1211 | case VERIFY_CRC32C: | |
1212 | case VERIFY_CRC32C_INTEL: | |
1213 | dprint(FD_VERIFY, "fill crc32c io_u %p, len %u\n", | |
1214 | io_u, hdr->len); | |
1215 | fill_crc32c(hdr, data, data_len); | |
1216 | break; | |
1217 | case VERIFY_CRC32: | |
1218 | dprint(FD_VERIFY, "fill crc32 io_u %p, len %u\n", | |
1219 | io_u, hdr->len); | |
1220 | fill_crc32(hdr, data, data_len); | |
1221 | break; | |
1222 | case VERIFY_CRC16: | |
1223 | dprint(FD_VERIFY, "fill crc16 io_u %p, len %u\n", | |
1224 | io_u, hdr->len); | |
1225 | fill_crc16(hdr, data, data_len); | |
1226 | break; | |
1227 | case VERIFY_CRC7: | |
1228 | dprint(FD_VERIFY, "fill crc7 io_u %p, len %u\n", | |
1229 | io_u, hdr->len); | |
1230 | fill_crc7(hdr, data, data_len); | |
1231 | break; | |
1232 | case VERIFY_SHA256: | |
1233 | dprint(FD_VERIFY, "fill sha256 io_u %p, len %u\n", | |
1234 | io_u, hdr->len); | |
1235 | fill_sha256(hdr, data, data_len); | |
1236 | break; | |
1237 | case VERIFY_SHA512: | |
1238 | dprint(FD_VERIFY, "fill sha512 io_u %p, len %u\n", | |
1239 | io_u, hdr->len); | |
1240 | fill_sha512(hdr, data, data_len); | |
1241 | break; | |
ae3a5acc JA |
1242 | case VERIFY_SHA3_224: |
1243 | dprint(FD_VERIFY, "fill sha3-224 io_u %p, len %u\n", | |
1244 | io_u, hdr->len); | |
1245 | fill_sha3_224(hdr, data, data_len); | |
1246 | break; | |
1247 | case VERIFY_SHA3_256: | |
1248 | dprint(FD_VERIFY, "fill sha3-256 io_u %p, len %u\n", | |
1249 | io_u, hdr->len); | |
1250 | fill_sha3_256(hdr, data, data_len); | |
1251 | break; | |
1252 | case VERIFY_SHA3_384: | |
1253 | dprint(FD_VERIFY, "fill sha3-384 io_u %p, len %u\n", | |
1254 | io_u, hdr->len); | |
1255 | fill_sha3_384(hdr, data, data_len); | |
1256 | break; | |
1257 | case VERIFY_SHA3_512: | |
1258 | dprint(FD_VERIFY, "fill sha3-512 io_u %p, len %u\n", | |
1259 | io_u, hdr->len); | |
1260 | fill_sha3_512(hdr, data, data_len); | |
1261 | break; | |
844ea602 JA |
1262 | case VERIFY_XXHASH: |
1263 | dprint(FD_VERIFY, "fill xxhash io_u %p, len %u\n", | |
1264 | io_u, hdr->len); | |
1265 | fill_xxhash(hdr, data, data_len); | |
1266 | break; | |
7d9fb455 JA |
1267 | case VERIFY_SHA1: |
1268 | dprint(FD_VERIFY, "fill sha1 io_u %p, len %u\n", | |
1269 | io_u, hdr->len); | |
1270 | fill_sha1(hdr, data, data_len); | |
1271 | break; | |
b638d82f | 1272 | case VERIFY_HDR_ONLY: |
92bf48d5 | 1273 | case VERIFY_PATTERN: |
ed3a433d | 1274 | case VERIFY_PATTERN_NO_HDR: |
92bf48d5 JA |
1275 | /* nothing to do here */ |
1276 | break; | |
7d9fb455 JA |
1277 | default: |
1278 | log_err("fio: bad verify type: %d\n", td->o.verify); | |
1279 | assert(0); | |
1280 | } | |
ed3a433d JA |
1281 | |
1282 | if (td->o.verify_offset && hdr_size(td, hdr)) | |
1283 | memswp(p, p + td->o.verify_offset, hdr_size(td, hdr)); | |
7d9fb455 JA |
1284 | } |
1285 | ||
e29d1b70 JA |
1286 | /* |
1287 | * fill body of io_u->buf with random data and add a header with the | |
c50ca7bd | 1288 | * checksum of choice |
e29d1b70 JA |
1289 | */ |
1290 | void populate_verify_io_u(struct thread_data *td, struct io_u *io_u) | |
1291 | { | |
9cc3d150 JA |
1292 | if (td->o.verify == VERIFY_NULL) |
1293 | return; | |
1294 | ||
da0a7bd2 JC |
1295 | io_u->numberio = td->io_issues[io_u->ddir]; |
1296 | ||
c50ca7bd | 1297 | fill_pattern_headers(td, io_u, 0, 0); |
e29d1b70 JA |
1298 | } |
1299 | ||
1300 | int get_next_verify(struct thread_data *td, struct io_u *io_u) | |
1301 | { | |
8de8f047 | 1302 | struct io_piece *ipo = NULL; |
e29d1b70 | 1303 | |
d2d7fa53 JA |
1304 | /* |
1305 | * this io_u is from a requeue, we already filled the offsets | |
1306 | */ | |
1307 | if (io_u->file) | |
1308 | return 0; | |
1309 | ||
8de8f047 | 1310 | if (!RB_EMPTY_ROOT(&td->io_hist_tree)) { |
e96c0125 | 1311 | struct fio_rb_node *n = rb_first(&td->io_hist_tree); |
e29d1b70 | 1312 | |
8de8f047 | 1313 | ipo = rb_entry(n, struct io_piece, rb_node); |
f9401285 JA |
1314 | |
1315 | /* | |
1316 | * Ensure that the associated IO has completed | |
1317 | */ | |
1318 | read_barrier(); | |
1319 | if (ipo->flags & IP_F_IN_FLIGHT) | |
1320 | goto nothing; | |
1321 | ||
4b87898e | 1322 | rb_erase(n, &td->io_hist_tree); |
a917a8b3 JA |
1323 | assert(ipo->flags & IP_F_ONRB); |
1324 | ipo->flags &= ~IP_F_ONRB; | |
01743ee1 | 1325 | } else if (!flist_empty(&td->io_hist_list)) { |
9342d5f8 | 1326 | ipo = flist_first_entry(&td->io_hist_list, struct io_piece, list); |
f9401285 JA |
1327 | |
1328 | /* | |
1329 | * Ensure that the associated IO has completed | |
1330 | */ | |
1331 | read_barrier(); | |
1332 | if (ipo->flags & IP_F_IN_FLIGHT) | |
1333 | goto nothing; | |
1334 | ||
01743ee1 | 1335 | flist_del(&ipo->list); |
a917a8b3 JA |
1336 | assert(ipo->flags & IP_F_ONLIST); |
1337 | ipo->flags &= ~IP_F_ONLIST; | |
8de8f047 | 1338 | } |
e29d1b70 | 1339 | |
8de8f047 | 1340 | if (ipo) { |
0d29de83 JA |
1341 | td->io_hist_len--; |
1342 | ||
e29d1b70 JA |
1343 | io_u->offset = ipo->offset; |
1344 | io_u->buflen = ipo->len; | |
da0a7bd2 | 1345 | io_u->numberio = ipo->numberio; |
36167d82 | 1346 | io_u->file = ipo->file; |
1651e431 | 1347 | io_u_set(td, io_u, IO_U_F_VER_LIST); |
97af62ce | 1348 | |
0d29de83 | 1349 | if (ipo->flags & IP_F_TRIMMED) |
1651e431 | 1350 | io_u_set(td, io_u, IO_U_F_TRIMMED); |
0d29de83 | 1351 | |
d6aed795 | 1352 | if (!fio_file_open(io_u->file)) { |
97af62ce JA |
1353 | int r = td_io_open_file(td, io_u->file); |
1354 | ||
bd6f78b2 JA |
1355 | if (r) { |
1356 | dprint(FD_VERIFY, "failed file %s open\n", | |
1357 | io_u->file->file_name); | |
97af62ce | 1358 | return 1; |
bd6f78b2 | 1359 | } |
97af62ce JA |
1360 | } |
1361 | ||
1362 | get_file(ipo->file); | |
d6aed795 | 1363 | assert(fio_file_open(io_u->file)); |
e29d1b70 | 1364 | io_u->ddir = DDIR_READ; |
36167d82 JA |
1365 | io_u->xfer_buf = io_u->buf; |
1366 | io_u->xfer_buflen = io_u->buflen; | |
0d29de83 JA |
1367 | |
1368 | remove_trim_entry(td, ipo); | |
e29d1b70 | 1369 | free(ipo); |
bd6f78b2 | 1370 | dprint(FD_VERIFY, "get_next_verify: ret io_u %p\n", io_u); |
c4b6117b PV |
1371 | |
1372 | if (!td->o.verify_pattern_bytes) { | |
d6b72507 | 1373 | io_u->rand_seed = __rand(&td->verify_state); |
c4b6117b | 1374 | if (sizeof(int) != sizeof(long *)) |
d6b72507 | 1375 | io_u->rand_seed *= __rand(&td->verify_state); |
c4b6117b | 1376 | } |
e29d1b70 JA |
1377 | return 0; |
1378 | } | |
1379 | ||
f9401285 | 1380 | nothing: |
bd6f78b2 | 1381 | dprint(FD_VERIFY, "get_next_verify: empty\n"); |
e29d1b70 JA |
1382 | return 1; |
1383 | } | |
e8462bd8 | 1384 | |
dc5bfbb2 JA |
1385 | void fio_verify_init(struct thread_data *td) |
1386 | { | |
1387 | if (td->o.verify == VERIFY_CRC32C_INTEL || | |
1388 | td->o.verify == VERIFY_CRC32C) { | |
214e2d56 | 1389 | crc32c_arm64_probe(); |
dc5bfbb2 JA |
1390 | crc32c_intel_probe(); |
1391 | } | |
1392 | } | |
1393 | ||
e8462bd8 JA |
1394 | static void *verify_async_thread(void *data) |
1395 | { | |
1396 | struct thread_data *td = data; | |
1397 | struct io_u *io_u; | |
1398 | int ret = 0; | |
1399 | ||
b2a9e649 | 1400 | if (fio_option_is_set(&td->o, verify_cpumask) && |
e8462bd8 JA |
1401 | fio_setaffinity(td->pid, td->o.verify_cpumask)) { |
1402 | log_err("fio: failed setting verify thread affinity\n"); | |
1403 | goto done; | |
1404 | } | |
1405 | ||
1406 | do { | |
e53ab27c JA |
1407 | FLIST_HEAD(list); |
1408 | ||
e8462bd8 JA |
1409 | read_barrier(); |
1410 | if (td->verify_thread_exit) | |
1411 | break; | |
1412 | ||
1413 | pthread_mutex_lock(&td->io_u_lock); | |
1414 | ||
1415 | while (flist_empty(&td->verify_list) && | |
1416 | !td->verify_thread_exit) { | |
b36e298b JA |
1417 | ret = pthread_cond_wait(&td->verify_cond, |
1418 | &td->io_u_lock); | |
e8462bd8 JA |
1419 | if (ret) { |
1420 | pthread_mutex_unlock(&td->io_u_lock); | |
1421 | break; | |
1422 | } | |
1423 | } | |
1424 | ||
e53ab27c JA |
1425 | flist_splice_init(&td->verify_list, &list); |
1426 | pthread_mutex_unlock(&td->io_u_lock); | |
1427 | ||
1428 | if (flist_empty(&list)) | |
e8462bd8 | 1429 | continue; |
e8462bd8 | 1430 | |
e53ab27c | 1431 | while (!flist_empty(&list)) { |
9342d5f8 | 1432 | io_u = flist_first_entry(&list, struct io_u, verify_list); |
f8b0bd10 JA |
1433 | flist_del_init(&io_u->verify_list); |
1434 | ||
1651e431 | 1435 | io_u_set(td, io_u, IO_U_F_NO_FILE_PUT); |
f8b0bd10 | 1436 | ret = verify_io_u(td, &io_u); |
e8462bd8 | 1437 | |
e53ab27c | 1438 | put_io_u(td, io_u); |
d561f2ab JA |
1439 | if (!ret) |
1440 | continue; | |
8b28bd41 | 1441 | if (td_non_fatal_error(td, ERROR_TYPE_VERIFY_BIT, ret)) { |
d561f2ab JA |
1442 | update_error_count(td, ret); |
1443 | td_clear_error(td); | |
1444 | ret = 0; | |
1445 | } | |
e53ab27c | 1446 | } |
e8462bd8 JA |
1447 | } while (!ret); |
1448 | ||
d561f2ab JA |
1449 | if (ret) { |
1450 | td_verror(td, ret, "async_verify"); | |
f3e6cb95 | 1451 | if (td->o.verify_fatal) |
ebea2133 | 1452 | fio_mark_td_terminate(td); |
d561f2ab JA |
1453 | } |
1454 | ||
e8462bd8 JA |
1455 | done: |
1456 | pthread_mutex_lock(&td->io_u_lock); | |
1457 | td->nr_verify_threads--; | |
564de8d1 | 1458 | pthread_cond_signal(&td->free_cond); |
e8462bd8 JA |
1459 | pthread_mutex_unlock(&td->io_u_lock); |
1460 | ||
e8462bd8 JA |
1461 | return NULL; |
1462 | } | |
1463 | ||
1464 | int verify_async_init(struct thread_data *td) | |
1465 | { | |
1466 | int i, ret; | |
304a47c7 VA |
1467 | pthread_attr_t attr; |
1468 | ||
1469 | pthread_attr_init(&attr); | |
45213f1b | 1470 | pthread_attr_setstacksize(&attr, 2 * PTHREAD_STACK_MIN); |
e8462bd8 JA |
1471 | |
1472 | td->verify_thread_exit = 0; | |
1473 | ||
1474 | td->verify_threads = malloc(sizeof(pthread_t) * td->o.verify_async); | |
1475 | for (i = 0; i < td->o.verify_async; i++) { | |
304a47c7 | 1476 | ret = pthread_create(&td->verify_threads[i], &attr, |
e8462bd8 JA |
1477 | verify_async_thread, td); |
1478 | if (ret) { | |
1479 | log_err("fio: async verify creation failed: %s\n", | |
1480 | strerror(ret)); | |
1481 | break; | |
1482 | } | |
1483 | ret = pthread_detach(td->verify_threads[i]); | |
1484 | if (ret) { | |
1485 | log_err("fio: async verify thread detach failed: %s\n", | |
1486 | strerror(ret)); | |
1487 | break; | |
1488 | } | |
1489 | td->nr_verify_threads++; | |
1490 | } | |
1491 | ||
304a47c7 VA |
1492 | pthread_attr_destroy(&attr); |
1493 | ||
e8462bd8 | 1494 | if (i != td->o.verify_async) { |
e40823b1 | 1495 | log_err("fio: only %d verify threads started, exiting\n", i); |
564de8d1 BVA |
1496 | |
1497 | pthread_mutex_lock(&td->io_u_lock); | |
e8462bd8 | 1498 | td->verify_thread_exit = 1; |
e8462bd8 | 1499 | pthread_cond_broadcast(&td->verify_cond); |
564de8d1 BVA |
1500 | pthread_mutex_unlock(&td->io_u_lock); |
1501 | ||
e8462bd8 JA |
1502 | return 1; |
1503 | } | |
1504 | ||
1505 | return 0; | |
1506 | } | |
1507 | ||
1508 | void verify_async_exit(struct thread_data *td) | |
1509 | { | |
564de8d1 | 1510 | pthread_mutex_lock(&td->io_u_lock); |
e8462bd8 | 1511 | td->verify_thread_exit = 1; |
e8462bd8 JA |
1512 | pthread_cond_broadcast(&td->verify_cond); |
1513 | ||
e8462bd8 JA |
1514 | while (td->nr_verify_threads) |
1515 | pthread_cond_wait(&td->free_cond, &td->io_u_lock); | |
1516 | ||
1517 | pthread_mutex_unlock(&td->io_u_lock); | |
1518 | free(td->verify_threads); | |
1519 | td->verify_threads = NULL; | |
1520 | } | |
ca09be4b | 1521 | |
61b9861d RP |
1522 | int paste_blockoff(char *buf, unsigned int len, void *priv) |
1523 | { | |
1524 | struct io_u *io = priv; | |
1525 | unsigned long long off; | |
1526 | ||
3376ecf4 | 1527 | typecheck(__typeof__(off), io->offset); |
61b9861d RP |
1528 | off = cpu_to_le64((uint64_t)io->offset); |
1529 | len = min(len, (unsigned int)sizeof(off)); | |
1530 | memcpy(buf, &off, len); | |
1531 | return 0; | |
1532 | } | |
1533 | ||
94a6e1bb JA |
1534 | static int __fill_file_completions(struct thread_data *td, |
1535 | struct thread_io_list *s, | |
1536 | struct fio_file *f, unsigned int *index) | |
1537 | { | |
1538 | unsigned int comps; | |
1539 | int i, j; | |
1540 | ||
1541 | if (!f->last_write_comp) | |
1542 | return 0; | |
1543 | ||
1544 | if (td->io_blocks[DDIR_WRITE] < td->o.iodepth) | |
1545 | comps = td->io_blocks[DDIR_WRITE]; | |
1546 | else | |
1547 | comps = td->o.iodepth; | |
1548 | ||
1549 | j = f->last_write_idx - 1; | |
1550 | for (i = 0; i < comps; i++) { | |
1551 | if (j == -1) | |
1552 | j = td->o.iodepth - 1; | |
1553 | s->comps[*index].fileno = __cpu_to_le64(f->fileno); | |
1554 | s->comps[*index].offset = cpu_to_le64(f->last_write_comp[j]); | |
1555 | (*index)++; | |
1556 | j--; | |
1557 | } | |
1558 | ||
1559 | return comps; | |
1560 | } | |
1561 | ||
1562 | static int fill_file_completions(struct thread_data *td, | |
1563 | struct thread_io_list *s, unsigned int *index) | |
1564 | { | |
1565 | struct fio_file *f; | |
1566 | unsigned int i; | |
1567 | int comps = 0; | |
1568 | ||
1569 | for_each_file(td, f, i) | |
1570 | comps += __fill_file_completions(td, s, f, index); | |
1571 | ||
1572 | return comps; | |
1573 | } | |
1574 | ||
ca09be4b JA |
1575 | struct all_io_list *get_all_io_list(int save_mask, size_t *sz) |
1576 | { | |
1577 | struct all_io_list *rep; | |
1578 | struct thread_data *td; | |
1579 | size_t depth; | |
1580 | void *next; | |
1581 | int i, nr; | |
1582 | ||
1583 | compiletime_assert(sizeof(struct all_io_list) == 8, "all_io_list"); | |
1584 | ||
1585 | /* | |
1586 | * Calculate reply space needed. We need one 'io_state' per thread, | |
1587 | * and the size will vary depending on depth. | |
1588 | */ | |
1589 | depth = 0; | |
1590 | nr = 0; | |
1591 | for_each_td(td, i) { | |
1592 | if (save_mask != IO_LIST_ALL && (i + 1) != save_mask) | |
1593 | continue; | |
1594 | td->stop_io = 1; | |
1595 | td->flags |= TD_F_VSTATE_SAVED; | |
94a6e1bb | 1596 | depth += (td->o.iodepth * td->o.nr_files); |
ca09be4b JA |
1597 | nr++; |
1598 | } | |
1599 | ||
1600 | if (!nr) | |
1601 | return NULL; | |
1602 | ||
1603 | *sz = sizeof(*rep); | |
1604 | *sz += nr * sizeof(struct thread_io_list); | |
94a6e1bb | 1605 | *sz += depth * sizeof(struct file_comp); |
ca09be4b | 1606 | rep = malloc(*sz); |
c68ce5ea | 1607 | memset(rep, 0, *sz); |
ca09be4b JA |
1608 | |
1609 | rep->threads = cpu_to_le64((uint64_t) nr); | |
1610 | ||
1611 | next = &rep->state[0]; | |
1612 | for_each_td(td, i) { | |
1613 | struct thread_io_list *s = next; | |
94a6e1bb | 1614 | unsigned int comps, index = 0; |
ca09be4b JA |
1615 | |
1616 | if (save_mask != IO_LIST_ALL && (i + 1) != save_mask) | |
1617 | continue; | |
1618 | ||
94a6e1bb | 1619 | comps = fill_file_completions(td, s, &index); |
ca09be4b JA |
1620 | |
1621 | s->no_comps = cpu_to_le64((uint64_t) comps); | |
1622 | s->depth = cpu_to_le64((uint64_t) td->o.iodepth); | |
94a6e1bb | 1623 | s->nofiles = cpu_to_le64((uint64_t) td->o.nr_files); |
ca09be4b JA |
1624 | s->numberio = cpu_to_le64((uint64_t) td->io_issues[DDIR_WRITE]); |
1625 | s->index = cpu_to_le64((uint64_t) i); | |
c3546b53 JA |
1626 | if (td->random_state.use64) { |
1627 | s->rand.state64.s[0] = cpu_to_le64(td->random_state.state64.s1); | |
1628 | s->rand.state64.s[1] = cpu_to_le64(td->random_state.state64.s2); | |
1629 | s->rand.state64.s[2] = cpu_to_le64(td->random_state.state64.s3); | |
1630 | s->rand.state64.s[3] = cpu_to_le64(td->random_state.state64.s4); | |
1631 | s->rand.state64.s[4] = cpu_to_le64(td->random_state.state64.s5); | |
1632 | s->rand.state64.s[5] = 0; | |
1633 | s->rand.use64 = cpu_to_le64((uint64_t)1); | |
1634 | } else { | |
1635 | s->rand.state32.s[0] = cpu_to_le32(td->random_state.state32.s1); | |
1636 | s->rand.state32.s[1] = cpu_to_le32(td->random_state.state32.s2); | |
1637 | s->rand.state32.s[2] = cpu_to_le32(td->random_state.state32.s3); | |
1638 | s->rand.state32.s[3] = 0; | |
1639 | s->rand.use64 = 0; | |
1640 | } | |
36833fb0 | 1641 | snprintf((char *) s->name, sizeof(s->name), "%s", td->o.name); |
ca09be4b JA |
1642 | next = io_list_next(s); |
1643 | } | |
1644 | ||
1645 | return rep; | |
1646 | } | |
1647 | ||
1648 | static int open_state_file(const char *name, const char *prefix, int num, | |
1649 | int for_write) | |
1650 | { | |
d117b2bd | 1651 | char out[PATH_MAX]; |
ca09be4b JA |
1652 | int flags; |
1653 | int fd; | |
1654 | ||
1655 | if (for_write) | |
1656 | flags = O_CREAT | O_TRUNC | O_WRONLY | O_SYNC; | |
1657 | else | |
1658 | flags = O_RDONLY; | |
1659 | ||
e499aedc | 1660 | verify_state_gen_name(out, sizeof(out), name, prefix, num); |
ca09be4b JA |
1661 | |
1662 | fd = open(out, flags, 0644); | |
1663 | if (fd == -1) { | |
1664 | perror("fio: open state file"); | |
d117b2bd | 1665 | log_err("fio: state file: %s (for_write=%d)\n", out, for_write); |
ca09be4b JA |
1666 | return -1; |
1667 | } | |
1668 | ||
1669 | return fd; | |
1670 | } | |
1671 | ||
1672 | static int write_thread_list_state(struct thread_io_list *s, | |
1673 | const char *prefix) | |
1674 | { | |
1675 | struct verify_state_hdr hdr; | |
1676 | uint64_t crc; | |
1677 | ssize_t ret; | |
1678 | int fd; | |
1679 | ||
1680 | fd = open_state_file((const char *) s->name, prefix, s->index, 1); | |
1681 | if (fd == -1) | |
1682 | return 1; | |
1683 | ||
1684 | crc = fio_crc32c((void *)s, thread_io_list_sz(s)); | |
1685 | ||
1686 | hdr.version = cpu_to_le64((uint64_t) VSTATE_HDR_VERSION); | |
1687 | hdr.size = cpu_to_le64((uint64_t) thread_io_list_sz(s)); | |
1688 | hdr.crc = cpu_to_le64(crc); | |
1689 | ret = write(fd, &hdr, sizeof(hdr)); | |
1690 | if (ret != sizeof(hdr)) | |
1691 | goto write_fail; | |
1692 | ||
1693 | ret = write(fd, s, thread_io_list_sz(s)); | |
1694 | if (ret != thread_io_list_sz(s)) { | |
1695 | write_fail: | |
1696 | if (ret < 0) | |
1697 | perror("fio: write state file"); | |
1698 | log_err("fio: failed to write state file\n"); | |
1699 | ret = 1; | |
1700 | } else | |
1701 | ret = 0; | |
1702 | ||
1703 | close(fd); | |
1704 | return ret; | |
1705 | } | |
1706 | ||
1707 | void __verify_save_state(struct all_io_list *state, const char *prefix) | |
1708 | { | |
1709 | struct thread_io_list *s = &state->state[0]; | |
1710 | unsigned int i; | |
1711 | ||
1712 | for (i = 0; i < le64_to_cpu(state->threads); i++) { | |
1713 | write_thread_list_state(s, prefix); | |
1714 | s = io_list_next(s); | |
1715 | } | |
1716 | } | |
1717 | ||
d264264a | 1718 | void verify_save_state(int mask) |
ca09be4b JA |
1719 | { |
1720 | struct all_io_list *state; | |
1721 | size_t sz; | |
1722 | ||
d264264a | 1723 | state = get_all_io_list(mask, &sz); |
ca09be4b | 1724 | if (state) { |
d264264a JA |
1725 | char prefix[PATH_MAX]; |
1726 | ||
1727 | if (aux_path) | |
53a7af85 | 1728 | sprintf(prefix, "%s%clocal", aux_path, FIO_OS_PATH_SEPARATOR); |
d264264a | 1729 | else |
c6d140fb | 1730 | strcpy(prefix, "local"); |
d264264a JA |
1731 | |
1732 | __verify_save_state(state, prefix); | |
ca09be4b JA |
1733 | free(state); |
1734 | } | |
1735 | } | |
1736 | ||
1737 | void verify_free_state(struct thread_data *td) | |
1738 | { | |
1739 | if (td->vstate) | |
1740 | free(td->vstate); | |
1741 | } | |
1742 | ||
94a6e1bb | 1743 | void verify_assign_state(struct thread_data *td, void *p) |
ca09be4b | 1744 | { |
94a6e1bb | 1745 | struct thread_io_list *s = p; |
ca09be4b JA |
1746 | int i; |
1747 | ||
94a6e1bb JA |
1748 | s->no_comps = le64_to_cpu(s->no_comps); |
1749 | s->depth = le32_to_cpu(s->depth); | |
1750 | s->nofiles = le32_to_cpu(s->nofiles); | |
1751 | s->numberio = le64_to_cpu(s->numberio); | |
1752 | s->rand.use64 = le64_to_cpu(s->rand.use64); | |
c3546b53 | 1753 | |
94a6e1bb JA |
1754 | if (s->rand.use64) { |
1755 | for (i = 0; i < 6; i++) | |
1756 | s->rand.state64.s[i] = le64_to_cpu(s->rand.state64.s[i]); | |
c3546b53 | 1757 | } else { |
94a6e1bb JA |
1758 | for (i = 0; i < 4; i++) |
1759 | s->rand.state32.s[i] = le32_to_cpu(s->rand.state32.s[i]); | |
1760 | } | |
c3546b53 | 1761 | |
94a6e1bb JA |
1762 | for (i = 0; i < s->no_comps; i++) { |
1763 | s->comps[i].fileno = le64_to_cpu(s->comps[i].fileno); | |
1764 | s->comps[i].offset = le64_to_cpu(s->comps[i].offset); | |
c3546b53 | 1765 | } |
ca09be4b | 1766 | |
94a6e1bb | 1767 | td->vstate = p; |
ca09be4b JA |
1768 | } |
1769 | ||
94a6e1bb | 1770 | int verify_state_hdr(struct verify_state_hdr *hdr, struct thread_io_list *s) |
ca09be4b JA |
1771 | { |
1772 | uint64_t crc; | |
1773 | ||
1774 | hdr->version = le64_to_cpu(hdr->version); | |
1775 | hdr->size = le64_to_cpu(hdr->size); | |
1776 | hdr->crc = le64_to_cpu(hdr->crc); | |
1777 | ||
94a6e1bb | 1778 | if (hdr->version != VSTATE_HDR_VERSION) |
ca09be4b JA |
1779 | return 1; |
1780 | ||
1781 | crc = fio_crc32c((void *)s, hdr->size); | |
1782 | if (crc != hdr->crc) | |
1783 | return 1; | |
1784 | ||
1785 | return 0; | |
1786 | } | |
1787 | ||
1788 | int verify_load_state(struct thread_data *td, const char *prefix) | |
1789 | { | |
ca09be4b | 1790 | struct verify_state_hdr hdr; |
c3546b53 | 1791 | void *s = NULL; |
ca09be4b JA |
1792 | uint64_t crc; |
1793 | ssize_t ret; | |
1794 | int fd; | |
1795 | ||
1796 | if (!td->o.verify_state) | |
1797 | return 0; | |
1798 | ||
1799 | fd = open_state_file(td->o.name, prefix, td->thread_number - 1, 0); | |
1800 | if (fd == -1) | |
1801 | return 1; | |
1802 | ||
1803 | ret = read(fd, &hdr, sizeof(hdr)); | |
1804 | if (ret != sizeof(hdr)) { | |
1805 | if (ret < 0) | |
1806 | td_verror(td, errno, "read verify state hdr"); | |
1807 | log_err("fio: failed reading verify state header\n"); | |
1808 | goto err; | |
1809 | } | |
1810 | ||
1811 | hdr.version = le64_to_cpu(hdr.version); | |
1812 | hdr.size = le64_to_cpu(hdr.size); | |
1813 | hdr.crc = le64_to_cpu(hdr.crc); | |
1814 | ||
94a6e1bb JA |
1815 | if (hdr.version != VSTATE_HDR_VERSION) { |
1816 | log_err("fio: unsupported (%d) version in verify state header\n", | |
1817 | (unsigned int) hdr.version); | |
ca09be4b JA |
1818 | goto err; |
1819 | } | |
1820 | ||
1821 | s = malloc(hdr.size); | |
1822 | ret = read(fd, s, hdr.size); | |
1823 | if (ret != hdr.size) { | |
1824 | if (ret < 0) | |
1825 | td_verror(td, errno, "read verify state"); | |
1826 | log_err("fio: failed reading verity state\n"); | |
1827 | goto err; | |
1828 | } | |
1829 | ||
c3546b53 | 1830 | crc = fio_crc32c(s, hdr.size); |
ca09be4b JA |
1831 | if (crc != hdr.crc) { |
1832 | log_err("fio: verify state is corrupt\n"); | |
1833 | goto err; | |
1834 | } | |
1835 | ||
1836 | close(fd); | |
1837 | ||
94a6e1bb | 1838 | verify_assign_state(td, s); |
ca09be4b JA |
1839 | return 0; |
1840 | err: | |
1841 | if (s) | |
1842 | free(s); | |
1843 | close(fd); | |
1844 | return 1; | |
1845 | } | |
1846 | ||
1847 | /* | |
1848 | * Use the loaded verify state to know when to stop doing verification | |
1849 | */ | |
1850 | int verify_state_should_stop(struct thread_data *td, struct io_u *io_u) | |
1851 | { | |
1852 | struct thread_io_list *s = td->vstate; | |
94a6e1bb | 1853 | struct fio_file *f = io_u->file; |
ca09be4b JA |
1854 | int i; |
1855 | ||
94a6e1bb | 1856 | if (!s || !f) |
ca09be4b JA |
1857 | return 0; |
1858 | ||
1859 | /* | |
def00095 JA |
1860 | * If we're not into the window of issues - depth yet, continue. If |
1861 | * issue is shorter than depth, do check. | |
ca09be4b | 1862 | */ |
def00095 JA |
1863 | if ((td->io_blocks[DDIR_READ] < s->depth || |
1864 | s->numberio - td->io_blocks[DDIR_READ] > s->depth) && | |
1865 | s->numberio > s->depth) | |
ca09be4b JA |
1866 | return 0; |
1867 | ||
1868 | /* | |
1869 | * We're in the window of having to check if this io was | |
1870 | * completed or not. If the IO was seen as completed, then | |
1871 | * lets verify it. | |
1872 | */ | |
94a6e1bb JA |
1873 | for (i = 0; i < s->no_comps; i++) { |
1874 | if (s->comps[i].fileno != f->fileno) | |
1875 | continue; | |
1876 | if (io_u->offset == s->comps[i].offset) | |
ca09be4b | 1877 | return 0; |
94a6e1bb | 1878 | } |
ca09be4b JA |
1879 | |
1880 | /* | |
1881 | * Not found, we have to stop | |
1882 | */ | |
1883 | return 1; | |
1884 | } |