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 | 10 | |
0337173e | 11 | #include "arch/arch.h" |
e29d1b70 | 12 | #include "fio.h" |
4f5af7b2 | 13 | #include "verify.h" |
0d29de83 | 14 | #include "trim.h" |
637ef8d9 | 15 | #include "lib/rand.h" |
51aa2da8 | 16 | #include "lib/hweight.h" |
2cac8fcb | 17 | #include "lib/pattern.h" |
f5bff36e | 18 | #include "oslib/asprintf.h" |
e29d1b70 | 19 | |
eef6eea1 JA |
20 | #include "crc/md5.h" |
21 | #include "crc/crc64.h" | |
22 | #include "crc/crc32.h" | |
bac39e0e | 23 | #include "crc/crc32c.h" |
eef6eea1 JA |
24 | #include "crc/crc16.h" |
25 | #include "crc/crc7.h" | |
26 | #include "crc/sha256.h" | |
27 | #include "crc/sha512.h" | |
7c353ceb | 28 | #include "crc/sha1.h" |
844ea602 | 29 | #include "crc/xxhash.h" |
ae3a5acc | 30 | #include "crc/sha3.h" |
cd14cc10 | 31 | |
7d9fb455 JA |
32 | static void populate_hdr(struct thread_data *td, struct io_u *io_u, |
33 | struct verify_header *hdr, unsigned int header_num, | |
34 | unsigned int header_len); | |
b638d82f RP |
35 | static void __fill_hdr(struct thread_data *td, struct io_u *io_u, |
36 | struct verify_header *hdr, unsigned int header_num, | |
37 | unsigned int header_len, uint64_t rand_seed); | |
7d9fb455 | 38 | |
ce35b1ec JA |
39 | void fill_buffer_pattern(struct thread_data *td, void *p, unsigned int len) |
40 | { | |
2cac8fcb | 41 | (void)cpy_pattern(td->o.buffer_pattern, td->o.buffer_pattern_bytes, p, len); |
ce35b1ec JA |
42 | } |
43 | ||
9781c080 | 44 | static void __fill_buffer(struct thread_options *o, uint64_t seed, void *p, |
a89ba4b1 | 45 | unsigned int len) |
7fa085ea JA |
46 | { |
47 | __fill_random_buf_percentage(seed, p, o->compress_percentage, len, len, o->buffer_pattern, o->buffer_pattern_bytes); | |
48 | } | |
49 | ||
ce35b1ec | 50 | void fill_verify_pattern(struct thread_data *td, void *p, unsigned int len, |
9781c080 | 51 | struct io_u *io_u, uint64_t seed, int use_seed) |
ce35b1ec | 52 | { |
bc769898 JA |
53 | struct thread_options *o = &td->o; |
54 | ||
55 | if (!o->verify_pattern_bytes) { | |
ce35b1ec JA |
56 | dprint(FD_VERIFY, "fill random bytes len=%u\n", len); |
57 | ||
def41e55 AD |
58 | if (!use_seed) { |
59 | seed = __rand(&td->verify_state); | |
60 | if (sizeof(int) != sizeof(long *)) | |
61 | seed *= (unsigned long)__rand(&td->verify_state); | |
62 | } | |
63 | io_u->rand_seed = seed; | |
64 | __fill_buffer(o, seed, p, len); | |
ce35b1ec JA |
65 | return; |
66 | } | |
c4b6117b | 67 | |
61b9861d RP |
68 | /* Skip if we were here and we do not need to patch pattern |
69 | * with format */ | |
70 | if (!td->o.verify_fmt_sz && io_u->buf_filled_len >= len) { | |
ce35b1ec | 71 | dprint(FD_VERIFY, "using already filled verify pattern b=%d len=%u\n", |
bc769898 | 72 | o->verify_pattern_bytes, len); |
ce35b1ec JA |
73 | return; |
74 | } | |
75 | ||
61b9861d RP |
76 | (void)paste_format(td->o.verify_pattern, td->o.verify_pattern_bytes, |
77 | td->o.verify_fmt, td->o.verify_fmt_sz, | |
78 | p, len, io_u); | |
ce35b1ec JA |
79 | io_u->buf_filled_len = len; |
80 | } | |
81 | ||
cfbcd0dc JA |
82 | static unsigned int get_hdr_inc(struct thread_data *td, struct io_u *io_u) |
83 | { | |
84 | unsigned int hdr_inc; | |
85 | ||
57a61cd0 JA |
86 | /* |
87 | * If we use bs_unaligned, buflen can be larger than the verify | |
88 | * interval (which just defaults to the smallest blocksize possible). | |
89 | */ | |
cfbcd0dc | 90 | hdr_inc = io_u->buflen; |
57a61cd0 JA |
91 | if (td->o.verify_interval && td->o.verify_interval <= io_u->buflen && |
92 | !td->o.bs_unaligned) | |
cfbcd0dc JA |
93 | hdr_inc = td->o.verify_interval; |
94 | ||
95 | return hdr_inc; | |
96 | } | |
97 | ||
c50ca7bd | 98 | static void fill_pattern_headers(struct thread_data *td, struct io_u *io_u, |
9781c080 | 99 | uint64_t seed, int use_seed) |
c50ca7bd JA |
100 | { |
101 | unsigned int hdr_inc, header_num; | |
102 | struct verify_header *hdr; | |
103 | void *p = io_u->buf; | |
104 | ||
ce35b1ec | 105 | fill_verify_pattern(td, p, io_u->buflen, io_u, seed, use_seed); |
c50ca7bd | 106 | |
cfbcd0dc | 107 | hdr_inc = get_hdr_inc(td, io_u); |
c50ca7bd JA |
108 | header_num = 0; |
109 | for (; p < io_u->buf + io_u->buflen; p += hdr_inc) { | |
110 | hdr = p; | |
111 | populate_hdr(td, io_u, hdr, header_num, hdr_inc); | |
112 | header_num++; | |
113 | } | |
114 | } | |
115 | ||
4764aec9 | 116 | static void memswp(void *buf1, void *buf2, unsigned int len) |
546a9142 | 117 | { |
dee6de74 SL |
118 | char swap[200]; |
119 | ||
120 | assert(len <= sizeof(swap)); | |
90059d65 | 121 | |
546a9142 SL |
122 | memcpy(&swap, buf1, len); |
123 | memcpy(buf1, buf2, len); | |
124 | memcpy(buf2, &swap, len); | |
125 | } | |
126 | ||
e29d1b70 JA |
127 | static void hexdump(void *buffer, int len) |
128 | { | |
129 | unsigned char *p = buffer; | |
130 | int i; | |
131 | ||
132 | for (i = 0; i < len; i++) | |
bfacf389 JA |
133 | log_err("%02x", p[i]); |
134 | log_err("\n"); | |
e29d1b70 JA |
135 | } |
136 | ||
87677832 | 137 | /* |
de8f6de9 | 138 | * Prepare for separation of verify_header and checksum header |
87677832 | 139 | */ |
546dfd9f | 140 | static inline unsigned int __hdr_size(int verify_type) |
87677832 | 141 | { |
03e20d68 | 142 | unsigned int len = 0; |
87677832 | 143 | |
546dfd9f JA |
144 | switch (verify_type) { |
145 | case VERIFY_NONE: | |
b638d82f | 146 | case VERIFY_HDR_ONLY: |
546dfd9f | 147 | case VERIFY_NULL: |
ed3a433d | 148 | case VERIFY_PATTERN: |
546dfd9f JA |
149 | len = 0; |
150 | break; | |
151 | case VERIFY_MD5: | |
152 | len = sizeof(struct vhdr_md5); | |
153 | break; | |
154 | case VERIFY_CRC64: | |
155 | len = sizeof(struct vhdr_crc64); | |
156 | break; | |
bac39e0e | 157 | case VERIFY_CRC32C: |
546dfd9f | 158 | case VERIFY_CRC32: |
3845591f | 159 | case VERIFY_CRC32C_INTEL: |
546dfd9f JA |
160 | len = sizeof(struct vhdr_crc32); |
161 | break; | |
162 | case VERIFY_CRC16: | |
163 | len = sizeof(struct vhdr_crc16); | |
164 | break; | |
165 | case VERIFY_CRC7: | |
166 | len = sizeof(struct vhdr_crc7); | |
167 | break; | |
168 | case VERIFY_SHA256: | |
169 | len = sizeof(struct vhdr_sha256); | |
170 | break; | |
171 | case VERIFY_SHA512: | |
172 | len = sizeof(struct vhdr_sha512); | |
173 | break; | |
ae3a5acc JA |
174 | case VERIFY_SHA3_224: |
175 | len = sizeof(struct vhdr_sha3_224); | |
176 | break; | |
177 | case VERIFY_SHA3_256: | |
178 | len = sizeof(struct vhdr_sha3_256); | |
179 | break; | |
180 | case VERIFY_SHA3_384: | |
181 | len = sizeof(struct vhdr_sha3_384); | |
182 | break; | |
183 | case VERIFY_SHA3_512: | |
184 | len = sizeof(struct vhdr_sha3_512); | |
185 | break; | |
844ea602 JA |
186 | case VERIFY_XXHASH: |
187 | len = sizeof(struct vhdr_xxhash); | |
188 | break; | |
7c353ceb JA |
189 | case VERIFY_SHA1: |
190 | len = sizeof(struct vhdr_sha1); | |
191 | break; | |
59245381 | 192 | case VERIFY_PATTERN_NO_HDR: |
ed3a433d | 193 | return 0; |
546dfd9f JA |
194 | default: |
195 | log_err("fio: unknown verify header!\n"); | |
196 | assert(0); | |
197 | } | |
198 | ||
199 | return len + sizeof(struct verify_header); | |
87677832 JA |
200 | } |
201 | ||
ed3a433d JA |
202 | static inline unsigned int hdr_size(struct thread_data *td, |
203 | struct verify_header *hdr) | |
87677832 | 204 | { |
ed3a433d JA |
205 | if (td->o.verify == VERIFY_PATTERN_NO_HDR) |
206 | return 0; | |
207 | ||
546dfd9f JA |
208 | return __hdr_size(hdr->verify_type); |
209 | } | |
210 | ||
211 | static void *hdr_priv(struct verify_header *hdr) | |
212 | { | |
213 | void *priv = hdr; | |
214 | ||
215 | return priv + sizeof(struct verify_header); | |
87677832 JA |
216 | } |
217 | ||
936216f8 JA |
218 | /* |
219 | * Verify container, pass info to verify handlers and allow them to | |
220 | * pass info back in case of error | |
221 | */ | |
222 | struct vcont { | |
223 | /* | |
224 | * Input | |
225 | */ | |
226 | struct io_u *io_u; | |
227 | unsigned int hdr_num; | |
7d9fb455 | 228 | struct thread_data *td; |
936216f8 JA |
229 | |
230 | /* | |
231 | * Output, only valid in case of error | |
232 | */ | |
bfacf389 JA |
233 | const char *name; |
234 | void *good_crc; | |
235 | void *bad_crc; | |
936216f8 JA |
236 | unsigned int crc_len; |
237 | }; | |
238 | ||
dacbbb88 | 239 | #define DUMP_BUF_SZ 255 |
dacbbb88 | 240 | |
c50ca7bd JA |
241 | static void dump_buf(char *buf, unsigned int len, unsigned long long offset, |
242 | const char *type, struct fio_file *f) | |
7d9fb455 | 243 | { |
9db753ec BVA |
244 | char *ptr, *fname; |
245 | char sep[2] = { FIO_OS_PATH_SEPARATOR, 0 }; | |
7d9fb455 JA |
246 | int ret, fd; |
247 | ||
6f260b31 | 248 | ptr = strdup(f->file_name); |
c50ca7bd | 249 | |
9db753ec BVA |
250 | if (asprintf(&fname, "%s%s%s.%llu.%s", aux_path ? : "", |
251 | aux_path ? sep : "", basename(ptr), offset, type) < 0) { | |
7fc08e99 | 252 | if (!fio_did_warn(FIO_WARN_VERIFY_BUF)) |
9db753ec BVA |
253 | log_err("fio: not enough memory for dump buffer filename\n"); |
254 | goto free_ptr; | |
dacbbb88 JA |
255 | } |
256 | ||
7d9fb455 JA |
257 | fd = open(fname, O_CREAT | O_TRUNC | O_WRONLY, 0644); |
258 | if (fd < 0) { | |
259 | perror("open verify buf file"); | |
9db753ec | 260 | goto free_fname; |
7d9fb455 JA |
261 | } |
262 | ||
263 | while (len) { | |
264 | ret = write(fd, buf, len); | |
265 | if (!ret) | |
266 | break; | |
267 | else if (ret < 0) { | |
268 | perror("write verify buf file"); | |
269 | break; | |
270 | } | |
271 | len -= ret; | |
272 | buf += ret; | |
273 | } | |
274 | ||
275 | close(fd); | |
c50ca7bd | 276 | log_err(" %s data dumped as %s\n", type, fname); |
9db753ec BVA |
277 | |
278 | free_fname: | |
279 | free(fname); | |
280 | ||
281 | free_ptr: | |
6f260b31 | 282 | free(ptr); |
7d9fb455 JA |
283 | } |
284 | ||
c50ca7bd JA |
285 | /* |
286 | * Dump the contents of the read block and re-generate the correct data | |
287 | * and dump that too. | |
288 | */ | |
9ba987cc | 289 | static void __dump_verify_buffers(struct verify_header *hdr, struct vcont *vc) |
7d9fb455 JA |
290 | { |
291 | struct thread_data *td = vc->td; | |
292 | struct io_u *io_u = vc->io_u; | |
293 | unsigned long hdr_offset; | |
7d9fb455 | 294 | struct io_u dummy; |
c50ca7bd | 295 | void *buf; |
7d9fb455 | 296 | |
0dce9bc9 SL |
297 | if (!td->o.verify_dump) |
298 | return; | |
299 | ||
c50ca7bd JA |
300 | /* |
301 | * Dump the contents we just read off disk | |
302 | */ | |
7d9fb455 JA |
303 | hdr_offset = vc->hdr_num * hdr->len; |
304 | ||
4fff54cc | 305 | dump_buf(io_u->buf + hdr_offset, hdr->len, io_u->verify_offset + hdr_offset, |
c50ca7bd | 306 | "received", vc->io_u->file); |
7d9fb455 | 307 | |
c50ca7bd JA |
308 | /* |
309 | * Allocate a new buf and re-generate the original data | |
310 | */ | |
311 | buf = malloc(io_u->buflen); | |
7d9fb455 | 312 | dummy = *io_u; |
c50ca7bd | 313 | dummy.buf = buf; |
4aae38a6 | 314 | dummy.rand_seed = hdr->rand_seed; |
cfbcd0dc | 315 | dummy.buf_filled_len = 0; |
0d81daf9 | 316 | dummy.buflen = io_u->buflen; |
7d9fb455 | 317 | |
c50ca7bd | 318 | fill_pattern_headers(td, &dummy, hdr->rand_seed, 1); |
7d9fb455 | 319 | |
4fff54cc | 320 | dump_buf(buf + hdr_offset, hdr->len, io_u->verify_offset + hdr_offset, |
c50ca7bd | 321 | "expected", vc->io_u->file); |
7d9fb455 JA |
322 | free(buf); |
323 | } | |
324 | ||
9ba987cc JA |
325 | static void dump_verify_buffers(struct verify_header *hdr, struct vcont *vc) |
326 | { | |
327 | struct thread_data *td = vc->td; | |
328 | struct verify_header shdr; | |
329 | ||
330 | if (td->o.verify == VERIFY_PATTERN_NO_HDR) { | |
b638d82f | 331 | __fill_hdr(td, vc->io_u, &shdr, 0, vc->io_u->buflen, 0); |
9ba987cc JA |
332 | hdr = &shdr; |
333 | } | |
334 | ||
335 | __dump_verify_buffers(hdr, vc); | |
336 | } | |
337 | ||
bfacf389 JA |
338 | static void log_verify_failure(struct verify_header *hdr, struct vcont *vc) |
339 | { | |
340 | unsigned long long offset; | |
341 | ||
4fff54cc | 342 | offset = vc->io_u->verify_offset; |
bfacf389 | 343 | offset += vc->hdr_num * hdr->len; |
46ff70e8 | 344 | log_err("%.8s: verify failed at file %s offset %llu, length %u" |
4fff54cc | 345 | " (requested block: offset=%llu, length=%llu, flags=%x)\n", |
46ff70e8 | 346 | vc->name, vc->io_u->file->file_name, offset, hdr->len, |
4fff54cc | 347 | vc->io_u->verify_offset, vc->io_u->buflen, vc->io_u->flags); |
bfacf389 JA |
348 | |
349 | if (vc->good_crc && vc->bad_crc) { | |
350 | log_err(" Expected CRC: "); | |
351 | hexdump(vc->good_crc, vc->crc_len); | |
352 | log_err(" Received CRC: "); | |
353 | hexdump(vc->bad_crc, vc->crc_len); | |
354 | } | |
7d9fb455 JA |
355 | |
356 | dump_verify_buffers(hdr, vc); | |
bfacf389 JA |
357 | } |
358 | ||
d9f2caf3 JA |
359 | /* |
360 | * Return data area 'header_num' | |
361 | */ | |
936216f8 | 362 | static inline void *io_u_verify_off(struct verify_header *hdr, struct vcont *vc) |
d9f2caf3 | 363 | { |
ed3a433d | 364 | return vc->io_u->buf + vc->hdr_num * hdr->len + hdr_size(vc->td, hdr); |
d9f2caf3 JA |
365 | } |
366 | ||
92bf48d5 JA |
367 | static int verify_io_u_pattern(struct verify_header *hdr, struct vcont *vc) |
368 | { | |
369 | struct thread_data *td = vc->td; | |
370 | struct io_u *io_u = vc->io_u; | |
371 | char *buf, *pattern; | |
2b13e716 | 372 | unsigned int header_size = __hdr_size(td->o.verify); |
25276497 RP |
373 | unsigned int len, mod, i, pattern_size; |
374 | int rc; | |
92bf48d5 JA |
375 | |
376 | pattern = td->o.verify_pattern; | |
9a2a86d0 | 377 | pattern_size = td->o.verify_pattern_bytes; |
61b9861d RP |
378 | assert(pattern_size != 0); |
379 | ||
380 | (void)paste_format_inplace(pattern, pattern_size, | |
381 | td->o.verify_fmt, td->o.verify_fmt_sz, io_u); | |
382 | ||
d637b8b8 | 383 | buf = (char *) hdr + header_size; |
2b13e716 | 384 | len = get_hdr_inc(td, io_u) - header_size; |
61b9861d | 385 | mod = (get_hdr_inc(td, io_u) * vc->hdr_num + header_size) % pattern_size; |
9a2a86d0 | 386 | |
25276497 RP |
387 | rc = cmp_pattern(pattern, pattern_size, mod, buf, len); |
388 | if (!rc) | |
389 | return 0; | |
92bf48d5 | 390 | |
25276497 RP |
391 | /* Slow path, compare each byte */ |
392 | for (i = 0; i < len; i++) { | |
92bf48d5 JA |
393 | if (buf[i] != pattern[mod]) { |
394 | unsigned int bits; | |
395 | ||
396 | bits = hweight8(buf[i] ^ pattern[mod]); | |
25276497 RP |
397 | log_err("fio: got pattern '%02x', wanted '%02x'. Bad bits %d\n", |
398 | (unsigned char)buf[i], | |
399 | (unsigned char)pattern[mod], | |
400 | bits); | |
92bf48d5 | 401 | log_err("fio: bad pattern block offset %u\n", i); |
7ea0a9ad | 402 | vc->name = "pattern"; |
d0c8ccb0 | 403 | log_verify_failure(hdr, vc); |
92bf48d5 JA |
404 | return EILSEQ; |
405 | } | |
406 | mod++; | |
407 | if (mod == td->o.verify_pattern_bytes) | |
408 | mod = 0; | |
409 | } | |
410 | ||
25276497 RP |
411 | /* Unreachable line */ |
412 | assert(0); | |
413 | return EILSEQ; | |
92bf48d5 JA |
414 | } |
415 | ||
844ea602 JA |
416 | static int verify_io_u_xxhash(struct verify_header *hdr, struct vcont *vc) |
417 | { | |
418 | void *p = io_u_verify_off(hdr, vc); | |
419 | struct vhdr_xxhash *vh = hdr_priv(hdr); | |
420 | uint32_t hash; | |
421 | void *state; | |
422 | ||
423 | dprint(FD_VERIFY, "xxhash verify io_u %p, len %u\n", vc->io_u, hdr->len); | |
424 | ||
425 | state = XXH32_init(1); | |
ed3a433d | 426 | XXH32_update(state, p, hdr->len - hdr_size(vc->td, hdr)); |
844ea602 JA |
427 | hash = XXH32_digest(state); |
428 | ||
429 | if (vh->hash == hash) | |
430 | return 0; | |
431 | ||
432 | vc->name = "xxhash"; | |
433 | vc->good_crc = &vh->hash; | |
434 | vc->bad_crc = &hash; | |
435 | vc->crc_len = sizeof(hash); | |
436 | log_verify_failure(hdr, vc); | |
437 | return EILSEQ; | |
438 | } | |
439 | ||
ae3a5acc JA |
440 | static int verify_io_u_sha3(struct verify_header *hdr, struct vcont *vc, |
441 | struct fio_sha3_ctx *sha3_ctx, uint8_t *sha, | |
442 | unsigned int sha_size, const char *name) | |
443 | { | |
444 | void *p = io_u_verify_off(hdr, vc); | |
445 | ||
446 | dprint(FD_VERIFY, "%s verify io_u %p, len %u\n", name, vc->io_u, hdr->len); | |
447 | ||
448 | fio_sha3_update(sha3_ctx, p, hdr->len - hdr_size(vc->td, hdr)); | |
449 | fio_sha3_final(sha3_ctx); | |
450 | ||
451 | if (!memcmp(sha, sha3_ctx->sha, sha_size)) | |
452 | return 0; | |
453 | ||
454 | vc->name = name; | |
455 | vc->good_crc = sha; | |
456 | vc->bad_crc = sha3_ctx->sha; | |
457 | vc->crc_len = sha_size; | |
458 | log_verify_failure(hdr, vc); | |
459 | return EILSEQ; | |
460 | } | |
461 | ||
462 | static int verify_io_u_sha3_224(struct verify_header *hdr, struct vcont *vc) | |
463 | { | |
464 | struct vhdr_sha3_224 *vh = hdr_priv(hdr); | |
465 | uint8_t sha[SHA3_224_DIGEST_SIZE]; | |
466 | struct fio_sha3_ctx sha3_ctx = { | |
467 | .sha = sha, | |
468 | }; | |
469 | ||
470 | fio_sha3_224_init(&sha3_ctx); | |
471 | ||
472 | return verify_io_u_sha3(hdr, vc, &sha3_ctx, vh->sha, | |
473 | SHA3_224_DIGEST_SIZE, "sha3-224"); | |
474 | } | |
475 | ||
476 | static int verify_io_u_sha3_256(struct verify_header *hdr, struct vcont *vc) | |
477 | { | |
478 | struct vhdr_sha3_256 *vh = hdr_priv(hdr); | |
479 | uint8_t sha[SHA3_256_DIGEST_SIZE]; | |
480 | struct fio_sha3_ctx sha3_ctx = { | |
481 | .sha = sha, | |
482 | }; | |
483 | ||
484 | fio_sha3_256_init(&sha3_ctx); | |
485 | ||
486 | return verify_io_u_sha3(hdr, vc, &sha3_ctx, vh->sha, | |
487 | SHA3_256_DIGEST_SIZE, "sha3-256"); | |
488 | } | |
489 | ||
490 | static int verify_io_u_sha3_384(struct verify_header *hdr, struct vcont *vc) | |
491 | { | |
492 | struct vhdr_sha3_384 *vh = hdr_priv(hdr); | |
493 | uint8_t sha[SHA3_384_DIGEST_SIZE]; | |
494 | struct fio_sha3_ctx sha3_ctx = { | |
495 | .sha = sha, | |
496 | }; | |
497 | ||
498 | fio_sha3_384_init(&sha3_ctx); | |
499 | ||
500 | return verify_io_u_sha3(hdr, vc, &sha3_ctx, vh->sha, | |
501 | SHA3_384_DIGEST_SIZE, "sha3-384"); | |
502 | } | |
503 | ||
504 | static int verify_io_u_sha3_512(struct verify_header *hdr, struct vcont *vc) | |
505 | { | |
506 | struct vhdr_sha3_512 *vh = hdr_priv(hdr); | |
507 | uint8_t sha[SHA3_512_DIGEST_SIZE]; | |
508 | struct fio_sha3_ctx sha3_ctx = { | |
509 | .sha = sha, | |
510 | }; | |
511 | ||
512 | fio_sha3_512_init(&sha3_ctx); | |
513 | ||
514 | return verify_io_u_sha3(hdr, vc, &sha3_ctx, vh->sha, | |
515 | SHA3_512_DIGEST_SIZE, "sha3-512"); | |
516 | } | |
517 | ||
936216f8 | 518 | static int verify_io_u_sha512(struct verify_header *hdr, struct vcont *vc) |
cd14cc10 | 519 | { |
936216f8 | 520 | void *p = io_u_verify_off(hdr, vc); |
546dfd9f | 521 | struct vhdr_sha512 *vh = hdr_priv(hdr); |
cd14cc10 | 522 | uint8_t sha512[128]; |
25dfa848 | 523 | struct fio_sha512_ctx sha512_ctx = { |
cd14cc10 JA |
524 | .buf = sha512, |
525 | }; | |
526 | ||
936216f8 | 527 | dprint(FD_VERIFY, "sha512 verify io_u %p, len %u\n", vc->io_u, hdr->len); |
bd6f78b2 | 528 | |
25dfa848 | 529 | fio_sha512_init(&sha512_ctx); |
ed3a433d | 530 | fio_sha512_update(&sha512_ctx, p, hdr->len - hdr_size(vc->td, hdr)); |
cd14cc10 | 531 | |
bfacf389 JA |
532 | if (!memcmp(vh->sha512, sha512_ctx.buf, sizeof(sha512))) |
533 | return 0; | |
cd14cc10 | 534 | |
bfacf389 JA |
535 | vc->name = "sha512"; |
536 | vc->good_crc = vh->sha512; | |
537 | vc->bad_crc = sha512_ctx.buf; | |
538 | vc->crc_len = sizeof(vh->sha512); | |
539 | log_verify_failure(hdr, vc); | |
540 | return EILSEQ; | |
cd14cc10 JA |
541 | } |
542 | ||
936216f8 | 543 | static int verify_io_u_sha256(struct verify_header *hdr, struct vcont *vc) |
cd14cc10 | 544 | { |
936216f8 | 545 | void *p = io_u_verify_off(hdr, vc); |
546dfd9f | 546 | struct vhdr_sha256 *vh = hdr_priv(hdr); |
bc77f56f | 547 | uint8_t sha256[64]; |
25dfa848 | 548 | struct fio_sha256_ctx sha256_ctx = { |
cd14cc10 JA |
549 | .buf = sha256, |
550 | }; | |
551 | ||
936216f8 | 552 | dprint(FD_VERIFY, "sha256 verify io_u %p, len %u\n", vc->io_u, hdr->len); |
bd6f78b2 | 553 | |
25dfa848 | 554 | fio_sha256_init(&sha256_ctx); |
ed3a433d | 555 | fio_sha256_update(&sha256_ctx, p, hdr->len - hdr_size(vc->td, hdr)); |
017052b6 | 556 | fio_sha256_final(&sha256_ctx); |
cd14cc10 | 557 | |
bfacf389 JA |
558 | if (!memcmp(vh->sha256, sha256_ctx.buf, sizeof(sha256))) |
559 | return 0; | |
cd14cc10 | 560 | |
bfacf389 JA |
561 | vc->name = "sha256"; |
562 | vc->good_crc = vh->sha256; | |
563 | vc->bad_crc = sha256_ctx.buf; | |
564 | vc->crc_len = sizeof(vh->sha256); | |
565 | log_verify_failure(hdr, vc); | |
566 | return EILSEQ; | |
cd14cc10 JA |
567 | } |
568 | ||
936216f8 | 569 | static int verify_io_u_sha1(struct verify_header *hdr, struct vcont *vc) |
7c353ceb | 570 | { |
936216f8 | 571 | void *p = io_u_verify_off(hdr, vc); |
7c353ceb JA |
572 | struct vhdr_sha1 *vh = hdr_priv(hdr); |
573 | uint32_t sha1[5]; | |
25dfa848 | 574 | struct fio_sha1_ctx sha1_ctx = { |
7c353ceb JA |
575 | .H = sha1, |
576 | }; | |
577 | ||
936216f8 | 578 | dprint(FD_VERIFY, "sha1 verify io_u %p, len %u\n", vc->io_u, hdr->len); |
7c353ceb | 579 | |
25dfa848 | 580 | fio_sha1_init(&sha1_ctx); |
ed3a433d | 581 | fio_sha1_update(&sha1_ctx, p, hdr->len - hdr_size(vc->td, hdr)); |
017052b6 | 582 | fio_sha1_final(&sha1_ctx); |
7c353ceb | 583 | |
bfacf389 JA |
584 | if (!memcmp(vh->sha1, sha1_ctx.H, sizeof(sha1))) |
585 | return 0; | |
7c353ceb | 586 | |
bfacf389 JA |
587 | vc->name = "sha1"; |
588 | vc->good_crc = vh->sha1; | |
589 | vc->bad_crc = sha1_ctx.H; | |
590 | vc->crc_len = sizeof(vh->sha1); | |
591 | log_verify_failure(hdr, vc); | |
592 | return EILSEQ; | |
7c353ceb JA |
593 | } |
594 | ||
936216f8 | 595 | static int verify_io_u_crc7(struct verify_header *hdr, struct vcont *vc) |
1e154bdb | 596 | { |
936216f8 | 597 | void *p = io_u_verify_off(hdr, vc); |
546dfd9f | 598 | struct vhdr_crc7 *vh = hdr_priv(hdr); |
1e154bdb JA |
599 | unsigned char c; |
600 | ||
936216f8 | 601 | dprint(FD_VERIFY, "crc7 verify io_u %p, len %u\n", vc->io_u, hdr->len); |
bd6f78b2 | 602 | |
ed3a433d | 603 | c = fio_crc7(p, hdr->len - hdr_size(vc->td, hdr)); |
1e154bdb | 604 | |
bfacf389 JA |
605 | if (c == vh->crc7) |
606 | return 0; | |
1e154bdb | 607 | |
bfacf389 JA |
608 | vc->name = "crc7"; |
609 | vc->good_crc = &vh->crc7; | |
610 | vc->bad_crc = &c; | |
611 | vc->crc_len = 1; | |
612 | log_verify_failure(hdr, vc); | |
613 | return EILSEQ; | |
1e154bdb JA |
614 | } |
615 | ||
936216f8 | 616 | static int verify_io_u_crc16(struct verify_header *hdr, struct vcont *vc) |
969f7ed3 | 617 | { |
936216f8 | 618 | void *p = io_u_verify_off(hdr, vc); |
546dfd9f | 619 | struct vhdr_crc16 *vh = hdr_priv(hdr); |
969f7ed3 JA |
620 | unsigned short c; |
621 | ||
936216f8 | 622 | dprint(FD_VERIFY, "crc16 verify io_u %p, len %u\n", vc->io_u, hdr->len); |
bd6f78b2 | 623 | |
ed3a433d | 624 | c = fio_crc16(p, hdr->len - hdr_size(vc->td, hdr)); |
969f7ed3 | 625 | |
bfacf389 JA |
626 | if (c == vh->crc16) |
627 | return 0; | |
969f7ed3 | 628 | |
bfacf389 JA |
629 | vc->name = "crc16"; |
630 | vc->good_crc = &vh->crc16; | |
631 | vc->bad_crc = &c; | |
632 | vc->crc_len = 2; | |
633 | log_verify_failure(hdr, vc); | |
634 | return EILSEQ; | |
969f7ed3 JA |
635 | } |
636 | ||
936216f8 | 637 | static int verify_io_u_crc64(struct verify_header *hdr, struct vcont *vc) |
d77a7af3 | 638 | { |
936216f8 | 639 | void *p = io_u_verify_off(hdr, vc); |
546dfd9f | 640 | struct vhdr_crc64 *vh = hdr_priv(hdr); |
d77a7af3 JA |
641 | unsigned long long c; |
642 | ||
936216f8 | 643 | dprint(FD_VERIFY, "crc64 verify io_u %p, len %u\n", vc->io_u, hdr->len); |
bd6f78b2 | 644 | |
ed3a433d | 645 | c = fio_crc64(p, hdr->len - hdr_size(vc->td, hdr)); |
d77a7af3 | 646 | |
bfacf389 JA |
647 | if (c == vh->crc64) |
648 | return 0; | |
d77a7af3 | 649 | |
bfacf389 JA |
650 | vc->name = "crc64"; |
651 | vc->good_crc = &vh->crc64; | |
652 | vc->bad_crc = &c; | |
653 | vc->crc_len = 8; | |
654 | log_verify_failure(hdr, vc); | |
655 | return EILSEQ; | |
d77a7af3 JA |
656 | } |
657 | ||
936216f8 | 658 | static int verify_io_u_crc32(struct verify_header *hdr, struct vcont *vc) |
e29d1b70 | 659 | { |
936216f8 | 660 | void *p = io_u_verify_off(hdr, vc); |
546dfd9f JA |
661 | struct vhdr_crc32 *vh = hdr_priv(hdr); |
662 | uint32_t c; | |
e29d1b70 | 663 | |
936216f8 | 664 | dprint(FD_VERIFY, "crc32 verify io_u %p, len %u\n", vc->io_u, hdr->len); |
bd6f78b2 | 665 | |
ed3a433d | 666 | c = fio_crc32(p, hdr->len - hdr_size(vc->td, hdr)); |
e29d1b70 | 667 | |
bfacf389 JA |
668 | if (c == vh->crc32) |
669 | return 0; | |
e29d1b70 | 670 | |
bfacf389 JA |
671 | vc->name = "crc32"; |
672 | vc->good_crc = &vh->crc32; | |
673 | vc->bad_crc = &c; | |
674 | vc->crc_len = 4; | |
675 | log_verify_failure(hdr, vc); | |
676 | return EILSEQ; | |
e29d1b70 JA |
677 | } |
678 | ||
936216f8 | 679 | static int verify_io_u_crc32c(struct verify_header *hdr, struct vcont *vc) |
bac39e0e | 680 | { |
936216f8 | 681 | void *p = io_u_verify_off(hdr, vc); |
bac39e0e JA |
682 | struct vhdr_crc32 *vh = hdr_priv(hdr); |
683 | uint32_t c; | |
684 | ||
936216f8 | 685 | dprint(FD_VERIFY, "crc32c verify io_u %p, len %u\n", vc->io_u, hdr->len); |
bac39e0e | 686 | |
ed3a433d | 687 | c = fio_crc32c(p, hdr->len - hdr_size(vc->td, hdr)); |
bac39e0e | 688 | |
bfacf389 JA |
689 | if (c == vh->crc32) |
690 | return 0; | |
bac39e0e | 691 | |
bfacf389 JA |
692 | vc->name = "crc32c"; |
693 | vc->good_crc = &vh->crc32; | |
694 | vc->bad_crc = &c; | |
695 | vc->crc_len = 4; | |
696 | log_verify_failure(hdr, vc); | |
697 | return EILSEQ; | |
bac39e0e JA |
698 | } |
699 | ||
936216f8 | 700 | static int verify_io_u_md5(struct verify_header *hdr, struct vcont *vc) |
e29d1b70 | 701 | { |
936216f8 | 702 | void *p = io_u_verify_off(hdr, vc); |
546dfd9f | 703 | struct vhdr_md5 *vh = hdr_priv(hdr); |
8c432325 | 704 | uint32_t hash[MD5_HASH_WORDS]; |
25dfa848 | 705 | struct fio_md5_ctx md5_ctx = { |
8c432325 JA |
706 | .hash = hash, |
707 | }; | |
e29d1b70 | 708 | |
936216f8 | 709 | dprint(FD_VERIFY, "md5 verify io_u %p, len %u\n", vc->io_u, hdr->len); |
bd6f78b2 | 710 | |
25dfa848 | 711 | fio_md5_init(&md5_ctx); |
ed3a433d | 712 | fio_md5_update(&md5_ctx, p, hdr->len - hdr_size(vc->td, hdr)); |
017052b6 | 713 | fio_md5_final(&md5_ctx); |
e29d1b70 | 714 | |
bfacf389 JA |
715 | if (!memcmp(vh->md5_digest, md5_ctx.hash, sizeof(hash))) |
716 | return 0; | |
e29d1b70 | 717 | |
bfacf389 JA |
718 | vc->name = "md5"; |
719 | vc->good_crc = vh->md5_digest; | |
720 | vc->bad_crc = md5_ctx.hash; | |
721 | vc->crc_len = sizeof(hash); | |
722 | log_verify_failure(hdr, vc); | |
723 | return EILSEQ; | |
e29d1b70 JA |
724 | } |
725 | ||
e8462bd8 JA |
726 | /* |
727 | * Push IO verification to a separate thread | |
728 | */ | |
f8b0bd10 | 729 | int verify_io_u_async(struct thread_data *td, struct io_u **io_u_ptr) |
e8462bd8 | 730 | { |
f8b0bd10 | 731 | struct io_u *io_u = *io_u_ptr; |
e8462bd8 | 732 | |
e8462bd8 | 733 | pthread_mutex_lock(&td->io_u_lock); |
d7ee2a7d | 734 | |
f8b0bd10 JA |
735 | if (io_u->file) |
736 | put_file_log(td, io_u->file); | |
737 | ||
0c41214f RR |
738 | if (io_u->flags & IO_U_F_IN_CUR_DEPTH) { |
739 | td->cur_depth--; | |
1651e431 | 740 | io_u_clear(td, io_u, IO_U_F_IN_CUR_DEPTH); |
0c41214f | 741 | } |
2ae0b204 | 742 | flist_add_tail(&io_u->verify_list, &td->verify_list); |
f8b0bd10 | 743 | *io_u_ptr = NULL; |
e8462bd8 JA |
744 | |
745 | pthread_cond_signal(&td->verify_cond); | |
b93a8eb0 | 746 | pthread_mutex_unlock(&td->io_u_lock); |
e8462bd8 JA |
747 | return 0; |
748 | } | |
749 | ||
323f58c5 JA |
750 | /* |
751 | * Thanks Rusty, for spending the time so I don't have to. | |
752 | * | |
753 | * http://rusty.ozlabs.org/?p=560 | |
754 | */ | |
755 | static int mem_is_zero(const void *data, size_t length) | |
756 | { | |
757 | const unsigned char *p = data; | |
758 | size_t len; | |
759 | ||
760 | /* Check first 16 bytes manually */ | |
761 | for (len = 0; len < 16; len++) { | |
762 | if (!length) | |
763 | return 1; | |
764 | if (*p) | |
765 | return 0; | |
766 | p++; | |
767 | length--; | |
768 | } | |
769 | ||
770 | /* Now we know that's zero, memcmp with self. */ | |
771 | return memcmp(data, p, length) == 0; | |
772 | } | |
773 | ||
774 | static int mem_is_zero_slow(const void *data, size_t length, size_t *offset) | |
775 | { | |
776 | const unsigned char *p = data; | |
777 | ||
778 | *offset = 0; | |
779 | while (length) { | |
780 | if (*p) | |
781 | break; | |
782 | (*offset)++; | |
783 | length--; | |
784 | p++; | |
785 | } | |
786 | ||
787 | return !length; | |
788 | } | |
789 | ||
0d29de83 JA |
790 | static int verify_trimmed_io_u(struct thread_data *td, struct io_u *io_u) |
791 | { | |
323f58c5 | 792 | size_t offset; |
0d29de83 JA |
793 | |
794 | if (!td->o.trim_zero) | |
795 | return 0; | |
796 | ||
323f58c5 | 797 | if (mem_is_zero(io_u->buf, io_u->buflen)) |
0d29de83 JA |
798 | return 0; |
799 | ||
323f58c5 JA |
800 | mem_is_zero_slow(io_u->buf, io_u->buflen, &offset); |
801 | ||
5fff9543 | 802 | log_err("trim: verify failed at file %s offset %llu, length %llu" |
a917a8b3 | 803 | ", block offset %lu\n", |
4fff54cc | 804 | io_u->file->file_name, io_u->verify_offset, io_u->buflen, |
323f58c5 JA |
805 | (unsigned long) offset); |
806 | return EILSEQ; | |
0d29de83 JA |
807 | } |
808 | ||
b638d82f RP |
809 | static int verify_header(struct io_u *io_u, struct thread_data *td, |
810 | struct verify_header *hdr, unsigned int hdr_num, | |
811 | unsigned int hdr_len) | |
f65d1c26 JA |
812 | { |
813 | void *p = hdr; | |
814 | uint32_t crc; | |
815 | ||
5964842c AG |
816 | if (hdr->magic != FIO_HDR_MAGIC) { |
817 | log_err("verify: bad magic header %x, wanted %x", | |
818 | hdr->magic, FIO_HDR_MAGIC); | |
819 | goto err; | |
820 | } | |
4445856a | 821 | if (hdr->len != hdr_len) { |
5964842c AG |
822 | log_err("verify: bad header length %u, wanted %u", |
823 | hdr->len, hdr_len); | |
824 | goto err; | |
825 | } | |
826 | if (hdr->rand_seed != io_u->rand_seed) { | |
827 | log_err("verify: bad header rand_seed %"PRIu64 | |
828 | ", wanted %"PRIu64, | |
829 | hdr->rand_seed, io_u->rand_seed); | |
830 | goto err; | |
831 | } | |
4fff54cc | 832 | if (hdr->offset != io_u->verify_offset + hdr_num * td->o.verify_interval) { |
b638d82f RP |
833 | log_err("verify: bad header offset %"PRIu64 |
834 | ", wanted %llu", | |
4fff54cc | 835 | hdr->offset, io_u->verify_offset); |
b638d82f RP |
836 | goto err; |
837 | } | |
838 | ||
839 | /* | |
840 | * For read-only workloads, the program cannot be certain of the | |
841 | * last numberio written to a block. Checking of numberio will be | |
842 | * done only for workloads that write data. For verify_only, | |
8859c067 | 843 | * numberio check is skipped. |
b638d82f | 844 | */ |
dcf9844e | 845 | if (td_write(td) && (td_min_bs(td) == td_max_bs(td)) && |
b638d82f | 846 | !td->o.time_based) |
8859c067 | 847 | if (!td->o.verify_only) |
b638d82f RP |
848 | if (hdr->numberio != io_u->numberio) { |
849 | log_err("verify: bad header numberio %"PRIu16 | |
850 | ", wanted %"PRIu16, | |
851 | hdr->numberio, io_u->numberio); | |
852 | goto err; | |
853 | } | |
ae38c0dc | 854 | |
25dfa848 | 855 | crc = fio_crc32c(p, offsetof(struct verify_header, crc32)); |
5964842c AG |
856 | if (crc != hdr->crc32) { |
857 | log_err("verify: bad header crc %x, calculated %x", | |
858 | hdr->crc32, crc); | |
859 | goto err; | |
860 | } | |
861 | return 0; | |
862 | ||
863 | err: | |
46ff70e8 FC |
864 | log_err(" at file %s offset %llu, length %u" |
865 | " (requested block: offset=%llu, length=%llu)\n", | |
5964842c | 866 | io_u->file->file_name, |
4fff54cc JA |
867 | io_u->verify_offset + hdr_num * hdr_len, hdr_len, |
868 | io_u->verify_offset, io_u->buflen); | |
16758b59 JA |
869 | |
870 | if (td->o.verify_dump) | |
4fff54cc | 871 | dump_buf(p, hdr_len, io_u->verify_offset + hdr_num * hdr_len, |
16758b59 JA |
872 | "hdr_fail", io_u->file); |
873 | ||
5964842c | 874 | return EILSEQ; |
f65d1c26 JA |
875 | } |
876 | ||
f8b0bd10 | 877 | int verify_io_u(struct thread_data *td, struct io_u **io_u_ptr) |
e29d1b70 | 878 | { |
3f9f4e26 | 879 | struct verify_header *hdr; |
f8b0bd10 | 880 | struct io_u *io_u = *io_u_ptr; |
2b13e716 | 881 | unsigned int header_size, hdr_inc, hdr_num = 0; |
95646108 | 882 | void *p; |
e29d1b70 JA |
883 | int ret; |
884 | ||
1dcc0498 | 885 | if (td->o.verify == VERIFY_NULL || io_u->ddir != DDIR_READ) |
36690c9b | 886 | return 0; |
5c57c084 JA |
887 | /* |
888 | * If the IO engine is faking IO (like null), then just pretend | |
889 | * we verified everything. | |
890 | */ | |
9b87f09b | 891 | if (td_ioengine_flagged(td, FIO_FAKEIO)) |
5c57c084 JA |
892 | return 0; |
893 | ||
0d29de83 JA |
894 | if (io_u->flags & IO_U_F_TRIMMED) { |
895 | ret = verify_trimmed_io_u(td, io_u); | |
896 | goto done; | |
897 | } | |
36690c9b | 898 | |
cfbcd0dc | 899 | hdr_inc = get_hdr_inc(td, io_u); |
e29d1b70 | 900 | |
a12a3b4d | 901 | ret = 0; |
5ec10eaa JA |
902 | for (p = io_u->buf; p < io_u->buf + io_u->buflen; |
903 | p += hdr_inc, hdr_num++) { | |
bfacf389 JA |
904 | struct vcont vc = { |
905 | .io_u = io_u, | |
906 | .hdr_num = hdr_num, | |
7d9fb455 | 907 | .td = td, |
bfacf389 | 908 | }; |
f00b210f | 909 | unsigned int verify_type; |
936216f8 | 910 | |
f3e6cb95 | 911 | if (ret && td->o.verify_fatal) |
a12a3b4d | 912 | break; |
f3e6cb95 | 913 | |
2b13e716 | 914 | header_size = __hdr_size(td->o.verify); |
a59e170d | 915 | if (td->o.verify_offset) |
2b13e716 | 916 | memswp(p, p + td->o.verify_offset, header_size); |
95646108 | 917 | hdr = p; |
e29d1b70 | 918 | |
c4b6117b | 919 | /* |
f31feaa2 | 920 | * Make rand_seed check pass when have verify_backlog. |
c4b6117b | 921 | */ |
f31feaa2 | 922 | if (!td_rw(td) || (td->flags & TD_F_VER_BACKLOG)) |
c4b6117b PV |
923 | io_u->rand_seed = hdr->rand_seed; |
924 | ||
59245381 | 925 | if (td->o.verify != VERIFY_PATTERN_NO_HDR) { |
b638d82f | 926 | ret = verify_header(io_u, td, hdr, hdr_num, hdr_inc); |
59245381 JA |
927 | if (ret) |
928 | return ret; | |
929 | } | |
3f199b01 | 930 | |
f00b210f JA |
931 | if (td->o.verify != VERIFY_NONE) |
932 | verify_type = td->o.verify; | |
933 | else | |
934 | verify_type = hdr->verify_type; | |
935 | ||
936 | switch (verify_type) { | |
b638d82f RP |
937 | case VERIFY_HDR_ONLY: |
938 | /* Header is always verified, check if pattern is left | |
939 | * for verification. */ | |
940 | if (td->o.verify_pattern_bytes) | |
941 | ret = verify_io_u_pattern(hdr, &vc); | |
942 | break; | |
3f9f4e26 | 943 | case VERIFY_MD5: |
936216f8 | 944 | ret = verify_io_u_md5(hdr, &vc); |
3f9f4e26 SL |
945 | break; |
946 | case VERIFY_CRC64: | |
936216f8 | 947 | ret = verify_io_u_crc64(hdr, &vc); |
3f9f4e26 | 948 | break; |
bac39e0e | 949 | case VERIFY_CRC32C: |
3845591f | 950 | case VERIFY_CRC32C_INTEL: |
936216f8 | 951 | ret = verify_io_u_crc32c(hdr, &vc); |
bac39e0e | 952 | break; |
3f9f4e26 | 953 | case VERIFY_CRC32: |
936216f8 | 954 | ret = verify_io_u_crc32(hdr, &vc); |
3f9f4e26 SL |
955 | break; |
956 | case VERIFY_CRC16: | |
936216f8 | 957 | ret = verify_io_u_crc16(hdr, &vc); |
3f9f4e26 SL |
958 | break; |
959 | case VERIFY_CRC7: | |
936216f8 | 960 | ret = verify_io_u_crc7(hdr, &vc); |
3f9f4e26 | 961 | break; |
cd14cc10 | 962 | case VERIFY_SHA256: |
936216f8 | 963 | ret = verify_io_u_sha256(hdr, &vc); |
cd14cc10 JA |
964 | break; |
965 | case VERIFY_SHA512: | |
936216f8 | 966 | ret = verify_io_u_sha512(hdr, &vc); |
cd14cc10 | 967 | break; |
ae3a5acc JA |
968 | case VERIFY_SHA3_224: |
969 | ret = verify_io_u_sha3_224(hdr, &vc); | |
970 | break; | |
971 | case VERIFY_SHA3_256: | |
972 | ret = verify_io_u_sha3_256(hdr, &vc); | |
973 | break; | |
974 | case VERIFY_SHA3_384: | |
975 | ret = verify_io_u_sha3_384(hdr, &vc); | |
976 | break; | |
977 | case VERIFY_SHA3_512: | |
978 | ret = verify_io_u_sha3_512(hdr, &vc); | |
979 | break; | |
844ea602 JA |
980 | case VERIFY_XXHASH: |
981 | ret = verify_io_u_xxhash(hdr, &vc); | |
982 | break; | |
7c353ceb | 983 | case VERIFY_SHA1: |
936216f8 | 984 | ret = verify_io_u_sha1(hdr, &vc); |
7c353ceb | 985 | break; |
92bf48d5 | 986 | case VERIFY_PATTERN: |
59245381 | 987 | case VERIFY_PATTERN_NO_HDR: |
92bf48d5 JA |
988 | ret = verify_io_u_pattern(hdr, &vc); |
989 | break; | |
3f9f4e26 SL |
990 | default: |
991 | log_err("Bad verify type %u\n", hdr->verify_type); | |
d16d4e09 | 992 | ret = EINVAL; |
3f9f4e26 | 993 | } |
f00b210f JA |
994 | |
995 | if (ret && verify_type != hdr->verify_type) | |
996 | log_err("fio: verify type mismatch (%u media, %u given)\n", | |
997 | hdr->verify_type, verify_type); | |
3f9f4e26 | 998 | } |
a7dfe862 | 999 | |
0d29de83 | 1000 | done: |
f3e6cb95 | 1001 | if (ret && td->o.verify_fatal) |
ebea2133 | 1002 | fio_mark_td_terminate(td); |
f3e6cb95 | 1003 | |
a12a3b4d | 1004 | return ret; |
e29d1b70 JA |
1005 | } |
1006 | ||
844ea602 JA |
1007 | static void fill_xxhash(struct verify_header *hdr, void *p, unsigned int len) |
1008 | { | |
1009 | struct vhdr_xxhash *vh = hdr_priv(hdr); | |
1010 | void *state; | |
1011 | ||
1012 | state = XXH32_init(1); | |
1013 | XXH32_update(state, p, len); | |
1014 | vh->hash = XXH32_digest(state); | |
1015 | } | |
1016 | ||
ae3a5acc JA |
1017 | static void fill_sha3(struct fio_sha3_ctx *sha3_ctx, void *p, unsigned int len) |
1018 | { | |
1019 | fio_sha3_update(sha3_ctx, p, len); | |
1020 | fio_sha3_final(sha3_ctx); | |
1021 | } | |
1022 | ||
1023 | static void fill_sha3_224(struct verify_header *hdr, void *p, unsigned int len) | |
1024 | { | |
1025 | struct vhdr_sha3_224 *vh = hdr_priv(hdr); | |
1026 | struct fio_sha3_ctx sha3_ctx = { | |
1027 | .sha = vh->sha, | |
1028 | }; | |
1029 | ||
1030 | fio_sha3_224_init(&sha3_ctx); | |
1031 | fill_sha3(&sha3_ctx, p, len); | |
1032 | } | |
1033 | ||
1034 | static void fill_sha3_256(struct verify_header *hdr, void *p, unsigned int len) | |
1035 | { | |
1036 | struct vhdr_sha3_256 *vh = hdr_priv(hdr); | |
1037 | struct fio_sha3_ctx sha3_ctx = { | |
1038 | .sha = vh->sha, | |
1039 | }; | |
1040 | ||
1041 | fio_sha3_256_init(&sha3_ctx); | |
1042 | fill_sha3(&sha3_ctx, p, len); | |
1043 | } | |
1044 | ||
1045 | static void fill_sha3_384(struct verify_header *hdr, void *p, unsigned int len) | |
1046 | { | |
1047 | struct vhdr_sha3_384 *vh = hdr_priv(hdr); | |
1048 | struct fio_sha3_ctx sha3_ctx = { | |
1049 | .sha = vh->sha, | |
1050 | }; | |
1051 | ||
1052 | fio_sha3_384_init(&sha3_ctx); | |
1053 | fill_sha3(&sha3_ctx, p, len); | |
1054 | } | |
1055 | ||
1056 | static void fill_sha3_512(struct verify_header *hdr, void *p, unsigned int len) | |
1057 | { | |
1058 | struct vhdr_sha3_512 *vh = hdr_priv(hdr); | |
1059 | struct fio_sha3_ctx sha3_ctx = { | |
1060 | .sha = vh->sha, | |
1061 | }; | |
1062 | ||
1063 | fio_sha3_512_init(&sha3_ctx); | |
1064 | fill_sha3(&sha3_ctx, p, len); | |
1065 | } | |
1066 | ||
cd14cc10 JA |
1067 | static void fill_sha512(struct verify_header *hdr, void *p, unsigned int len) |
1068 | { | |
546dfd9f | 1069 | struct vhdr_sha512 *vh = hdr_priv(hdr); |
25dfa848 | 1070 | struct fio_sha512_ctx sha512_ctx = { |
546dfd9f | 1071 | .buf = vh->sha512, |
cd14cc10 JA |
1072 | }; |
1073 | ||
25dfa848 JA |
1074 | fio_sha512_init(&sha512_ctx); |
1075 | fio_sha512_update(&sha512_ctx, p, len); | |
cd14cc10 JA |
1076 | } |
1077 | ||
1078 | static void fill_sha256(struct verify_header *hdr, void *p, unsigned int len) | |
1079 | { | |
546dfd9f | 1080 | struct vhdr_sha256 *vh = hdr_priv(hdr); |
25dfa848 | 1081 | struct fio_sha256_ctx sha256_ctx = { |
546dfd9f | 1082 | .buf = vh->sha256, |
cd14cc10 JA |
1083 | }; |
1084 | ||
25dfa848 JA |
1085 | fio_sha256_init(&sha256_ctx); |
1086 | fio_sha256_update(&sha256_ctx, p, len); | |
017052b6 | 1087 | fio_sha256_final(&sha256_ctx); |
cd14cc10 JA |
1088 | } |
1089 | ||
7c353ceb JA |
1090 | static void fill_sha1(struct verify_header *hdr, void *p, unsigned int len) |
1091 | { | |
1092 | struct vhdr_sha1 *vh = hdr_priv(hdr); | |
25dfa848 | 1093 | struct fio_sha1_ctx sha1_ctx = { |
7c353ceb JA |
1094 | .H = vh->sha1, |
1095 | }; | |
1096 | ||
25dfa848 JA |
1097 | fio_sha1_init(&sha1_ctx); |
1098 | fio_sha1_update(&sha1_ctx, p, len); | |
017052b6 | 1099 | fio_sha1_final(&sha1_ctx); |
7c353ceb JA |
1100 | } |
1101 | ||
1e154bdb JA |
1102 | static void fill_crc7(struct verify_header *hdr, void *p, unsigned int len) |
1103 | { | |
546dfd9f JA |
1104 | struct vhdr_crc7 *vh = hdr_priv(hdr); |
1105 | ||
25dfa848 | 1106 | vh->crc7 = fio_crc7(p, len); |
1e154bdb JA |
1107 | } |
1108 | ||
969f7ed3 JA |
1109 | static void fill_crc16(struct verify_header *hdr, void *p, unsigned int len) |
1110 | { | |
546dfd9f JA |
1111 | struct vhdr_crc16 *vh = hdr_priv(hdr); |
1112 | ||
25dfa848 | 1113 | vh->crc16 = fio_crc16(p, len); |
969f7ed3 JA |
1114 | } |
1115 | ||
e29d1b70 JA |
1116 | static void fill_crc32(struct verify_header *hdr, void *p, unsigned int len) |
1117 | { | |
546dfd9f JA |
1118 | struct vhdr_crc32 *vh = hdr_priv(hdr); |
1119 | ||
25dfa848 | 1120 | vh->crc32 = fio_crc32(p, len); |
e29d1b70 JA |
1121 | } |
1122 | ||
bac39e0e JA |
1123 | static void fill_crc32c(struct verify_header *hdr, void *p, unsigned int len) |
1124 | { | |
1125 | struct vhdr_crc32 *vh = hdr_priv(hdr); | |
1126 | ||
25dfa848 | 1127 | vh->crc32 = fio_crc32c(p, len); |
bac39e0e JA |
1128 | } |
1129 | ||
d77a7af3 JA |
1130 | static void fill_crc64(struct verify_header *hdr, void *p, unsigned int len) |
1131 | { | |
546dfd9f JA |
1132 | struct vhdr_crc64 *vh = hdr_priv(hdr); |
1133 | ||
25dfa848 | 1134 | vh->crc64 = fio_crc64(p, len); |
d77a7af3 JA |
1135 | } |
1136 | ||
e29d1b70 JA |
1137 | static void fill_md5(struct verify_header *hdr, void *p, unsigned int len) |
1138 | { | |
546dfd9f | 1139 | struct vhdr_md5 *vh = hdr_priv(hdr); |
25dfa848 | 1140 | struct fio_md5_ctx md5_ctx = { |
546dfd9f | 1141 | .hash = (uint32_t *) vh->md5_digest, |
8c432325 | 1142 | }; |
e29d1b70 | 1143 | |
25dfa848 JA |
1144 | fio_md5_init(&md5_ctx); |
1145 | fio_md5_update(&md5_ctx, p, len); | |
017052b6 | 1146 | fio_md5_final(&md5_ctx); |
e29d1b70 JA |
1147 | } |
1148 | ||
b638d82f RP |
1149 | static void __fill_hdr(struct thread_data *td, struct io_u *io_u, |
1150 | struct verify_header *hdr, unsigned int header_num, | |
1151 | unsigned int header_len, uint64_t rand_seed) | |
9ba987cc JA |
1152 | { |
1153 | void *p = hdr; | |
1154 | ||
1155 | hdr->magic = FIO_HDR_MAGIC; | |
b638d82f RP |
1156 | hdr->verify_type = td->o.verify; |
1157 | hdr->len = header_len; | |
9ba987cc | 1158 | hdr->rand_seed = rand_seed; |
4fff54cc | 1159 | hdr->offset = io_u->verify_offset + header_num * td->o.verify_interval; |
b638d82f | 1160 | hdr->time_sec = io_u->start_time.tv_sec; |
faa9b2b2 | 1161 | hdr->time_nsec = io_u->start_time.tv_nsec; |
b638d82f RP |
1162 | hdr->thread = td->thread_number; |
1163 | hdr->numberio = io_u->numberio; | |
9ba987cc JA |
1164 | hdr->crc32 = fio_crc32c(p, offsetof(struct verify_header, crc32)); |
1165 | } | |
1166 | ||
ed3a433d | 1167 | |
b638d82f RP |
1168 | static void fill_hdr(struct thread_data *td, struct io_u *io_u, |
1169 | struct verify_header *hdr, unsigned int header_num, | |
1170 | unsigned int header_len, uint64_t rand_seed) | |
ed3a433d | 1171 | { |
b638d82f RP |
1172 | if (td->o.verify != VERIFY_PATTERN_NO_HDR) |
1173 | __fill_hdr(td, io_u, hdr, header_num, header_len, rand_seed); | |
ed3a433d JA |
1174 | } |
1175 | ||
7d9fb455 JA |
1176 | static void populate_hdr(struct thread_data *td, struct io_u *io_u, |
1177 | struct verify_header *hdr, unsigned int header_num, | |
1178 | unsigned int header_len) | |
1179 | { | |
1180 | unsigned int data_len; | |
d637b8b8 TK |
1181 | void *data; |
1182 | char *p; | |
7d9fb455 | 1183 | |
d637b8b8 | 1184 | p = (char *) hdr; |
7d9fb455 | 1185 | |
b638d82f | 1186 | fill_hdr(td, io_u, hdr, header_num, header_len, io_u->rand_seed); |
f65d1c26 | 1187 | |
3982ec03 JA |
1188 | if (header_len <= hdr_size(td, hdr)) { |
1189 | td_verror(td, EINVAL, "Blocksize too small"); | |
1190 | return; | |
1191 | } | |
ed3a433d | 1192 | data_len = header_len - hdr_size(td, hdr); |
7d9fb455 | 1193 | |
ed3a433d | 1194 | data = p + hdr_size(td, hdr); |
7d9fb455 JA |
1195 | switch (td->o.verify) { |
1196 | case VERIFY_MD5: | |
1197 | dprint(FD_VERIFY, "fill md5 io_u %p, len %u\n", | |
1198 | io_u, hdr->len); | |
1199 | fill_md5(hdr, data, data_len); | |
1200 | break; | |
1201 | case VERIFY_CRC64: | |
1202 | dprint(FD_VERIFY, "fill crc64 io_u %p, len %u\n", | |
1203 | io_u, hdr->len); | |
1204 | fill_crc64(hdr, data, data_len); | |
1205 | break; | |
1206 | case VERIFY_CRC32C: | |
1207 | case VERIFY_CRC32C_INTEL: | |
1208 | dprint(FD_VERIFY, "fill crc32c io_u %p, len %u\n", | |
1209 | io_u, hdr->len); | |
1210 | fill_crc32c(hdr, data, data_len); | |
1211 | break; | |
1212 | case VERIFY_CRC32: | |
1213 | dprint(FD_VERIFY, "fill crc32 io_u %p, len %u\n", | |
1214 | io_u, hdr->len); | |
1215 | fill_crc32(hdr, data, data_len); | |
1216 | break; | |
1217 | case VERIFY_CRC16: | |
1218 | dprint(FD_VERIFY, "fill crc16 io_u %p, len %u\n", | |
1219 | io_u, hdr->len); | |
1220 | fill_crc16(hdr, data, data_len); | |
1221 | break; | |
1222 | case VERIFY_CRC7: | |
1223 | dprint(FD_VERIFY, "fill crc7 io_u %p, len %u\n", | |
1224 | io_u, hdr->len); | |
1225 | fill_crc7(hdr, data, data_len); | |
1226 | break; | |
1227 | case VERIFY_SHA256: | |
1228 | dprint(FD_VERIFY, "fill sha256 io_u %p, len %u\n", | |
1229 | io_u, hdr->len); | |
1230 | fill_sha256(hdr, data, data_len); | |
1231 | break; | |
1232 | case VERIFY_SHA512: | |
1233 | dprint(FD_VERIFY, "fill sha512 io_u %p, len %u\n", | |
1234 | io_u, hdr->len); | |
1235 | fill_sha512(hdr, data, data_len); | |
1236 | break; | |
ae3a5acc JA |
1237 | case VERIFY_SHA3_224: |
1238 | dprint(FD_VERIFY, "fill sha3-224 io_u %p, len %u\n", | |
1239 | io_u, hdr->len); | |
1240 | fill_sha3_224(hdr, data, data_len); | |
1241 | break; | |
1242 | case VERIFY_SHA3_256: | |
1243 | dprint(FD_VERIFY, "fill sha3-256 io_u %p, len %u\n", | |
1244 | io_u, hdr->len); | |
1245 | fill_sha3_256(hdr, data, data_len); | |
1246 | break; | |
1247 | case VERIFY_SHA3_384: | |
1248 | dprint(FD_VERIFY, "fill sha3-384 io_u %p, len %u\n", | |
1249 | io_u, hdr->len); | |
1250 | fill_sha3_384(hdr, data, data_len); | |
1251 | break; | |
1252 | case VERIFY_SHA3_512: | |
1253 | dprint(FD_VERIFY, "fill sha3-512 io_u %p, len %u\n", | |
1254 | io_u, hdr->len); | |
1255 | fill_sha3_512(hdr, data, data_len); | |
1256 | break; | |
844ea602 JA |
1257 | case VERIFY_XXHASH: |
1258 | dprint(FD_VERIFY, "fill xxhash io_u %p, len %u\n", | |
1259 | io_u, hdr->len); | |
1260 | fill_xxhash(hdr, data, data_len); | |
1261 | break; | |
7d9fb455 JA |
1262 | case VERIFY_SHA1: |
1263 | dprint(FD_VERIFY, "fill sha1 io_u %p, len %u\n", | |
1264 | io_u, hdr->len); | |
1265 | fill_sha1(hdr, data, data_len); | |
1266 | break; | |
b638d82f | 1267 | case VERIFY_HDR_ONLY: |
92bf48d5 | 1268 | case VERIFY_PATTERN: |
ed3a433d | 1269 | case VERIFY_PATTERN_NO_HDR: |
92bf48d5 JA |
1270 | /* nothing to do here */ |
1271 | break; | |
7d9fb455 JA |
1272 | default: |
1273 | log_err("fio: bad verify type: %d\n", td->o.verify); | |
1274 | assert(0); | |
1275 | } | |
ed3a433d JA |
1276 | |
1277 | if (td->o.verify_offset && hdr_size(td, hdr)) | |
1278 | memswp(p, p + td->o.verify_offset, hdr_size(td, hdr)); | |
7d9fb455 JA |
1279 | } |
1280 | ||
e29d1b70 JA |
1281 | /* |
1282 | * fill body of io_u->buf with random data and add a header with the | |
c50ca7bd | 1283 | * checksum of choice |
e29d1b70 JA |
1284 | */ |
1285 | void populate_verify_io_u(struct thread_data *td, struct io_u *io_u) | |
1286 | { | |
9cc3d150 JA |
1287 | if (td->o.verify == VERIFY_NULL) |
1288 | return; | |
1289 | ||
da0a7bd2 JC |
1290 | io_u->numberio = td->io_issues[io_u->ddir]; |
1291 | ||
c50ca7bd | 1292 | fill_pattern_headers(td, io_u, 0, 0); |
e29d1b70 JA |
1293 | } |
1294 | ||
1295 | int get_next_verify(struct thread_data *td, struct io_u *io_u) | |
1296 | { | |
8de8f047 | 1297 | struct io_piece *ipo = NULL; |
e29d1b70 | 1298 | |
d2d7fa53 JA |
1299 | /* |
1300 | * this io_u is from a requeue, we already filled the offsets | |
1301 | */ | |
1302 | if (io_u->file) | |
1303 | return 0; | |
1304 | ||
8de8f047 | 1305 | if (!RB_EMPTY_ROOT(&td->io_hist_tree)) { |
e96c0125 | 1306 | struct fio_rb_node *n = rb_first(&td->io_hist_tree); |
e29d1b70 | 1307 | |
8de8f047 | 1308 | ipo = rb_entry(n, struct io_piece, rb_node); |
f9401285 JA |
1309 | |
1310 | /* | |
1311 | * Ensure that the associated IO has completed | |
1312 | */ | |
0337173e | 1313 | if (atomic_load_acquire(&ipo->flags) & IP_F_IN_FLIGHT) |
f9401285 JA |
1314 | goto nothing; |
1315 | ||
4b87898e | 1316 | rb_erase(n, &td->io_hist_tree); |
a917a8b3 JA |
1317 | assert(ipo->flags & IP_F_ONRB); |
1318 | ipo->flags &= ~IP_F_ONRB; | |
01743ee1 | 1319 | } else if (!flist_empty(&td->io_hist_list)) { |
9342d5f8 | 1320 | ipo = flist_first_entry(&td->io_hist_list, struct io_piece, list); |
f9401285 JA |
1321 | |
1322 | /* | |
1323 | * Ensure that the associated IO has completed | |
1324 | */ | |
0337173e | 1325 | if (atomic_load_acquire(&ipo->flags) & IP_F_IN_FLIGHT) |
f9401285 JA |
1326 | goto nothing; |
1327 | ||
01743ee1 | 1328 | flist_del(&ipo->list); |
a917a8b3 JA |
1329 | assert(ipo->flags & IP_F_ONLIST); |
1330 | ipo->flags &= ~IP_F_ONLIST; | |
8de8f047 | 1331 | } |
e29d1b70 | 1332 | |
8de8f047 | 1333 | if (ipo) { |
0d29de83 JA |
1334 | td->io_hist_len--; |
1335 | ||
e29d1b70 | 1336 | io_u->offset = ipo->offset; |
4fff54cc | 1337 | io_u->verify_offset = ipo->offset; |
e29d1b70 | 1338 | io_u->buflen = ipo->len; |
da0a7bd2 | 1339 | io_u->numberio = ipo->numberio; |
36167d82 | 1340 | io_u->file = ipo->file; |
1651e431 | 1341 | io_u_set(td, io_u, IO_U_F_VER_LIST); |
97af62ce | 1342 | |
0d29de83 | 1343 | if (ipo->flags & IP_F_TRIMMED) |
1651e431 | 1344 | io_u_set(td, io_u, IO_U_F_TRIMMED); |
0d29de83 | 1345 | |
d6aed795 | 1346 | if (!fio_file_open(io_u->file)) { |
97af62ce JA |
1347 | int r = td_io_open_file(td, io_u->file); |
1348 | ||
bd6f78b2 JA |
1349 | if (r) { |
1350 | dprint(FD_VERIFY, "failed file %s open\n", | |
1351 | io_u->file->file_name); | |
97af62ce | 1352 | return 1; |
bd6f78b2 | 1353 | } |
97af62ce JA |
1354 | } |
1355 | ||
1356 | get_file(ipo->file); | |
d6aed795 | 1357 | assert(fio_file_open(io_u->file)); |
e29d1b70 | 1358 | io_u->ddir = DDIR_READ; |
36167d82 JA |
1359 | io_u->xfer_buf = io_u->buf; |
1360 | io_u->xfer_buflen = io_u->buflen; | |
0d29de83 JA |
1361 | |
1362 | remove_trim_entry(td, ipo); | |
e29d1b70 | 1363 | free(ipo); |
bd6f78b2 | 1364 | dprint(FD_VERIFY, "get_next_verify: ret io_u %p\n", io_u); |
c4b6117b PV |
1365 | |
1366 | if (!td->o.verify_pattern_bytes) { | |
d6b72507 | 1367 | io_u->rand_seed = __rand(&td->verify_state); |
c4b6117b | 1368 | if (sizeof(int) != sizeof(long *)) |
d6b72507 | 1369 | io_u->rand_seed *= __rand(&td->verify_state); |
c4b6117b | 1370 | } |
e29d1b70 JA |
1371 | return 0; |
1372 | } | |
1373 | ||
f9401285 | 1374 | nothing: |
bd6f78b2 | 1375 | dprint(FD_VERIFY, "get_next_verify: empty\n"); |
e29d1b70 JA |
1376 | return 1; |
1377 | } | |
e8462bd8 | 1378 | |
dc5bfbb2 JA |
1379 | void fio_verify_init(struct thread_data *td) |
1380 | { | |
1381 | if (td->o.verify == VERIFY_CRC32C_INTEL || | |
1382 | td->o.verify == VERIFY_CRC32C) { | |
214e2d56 | 1383 | crc32c_arm64_probe(); |
dc5bfbb2 JA |
1384 | crc32c_intel_probe(); |
1385 | } | |
1386 | } | |
1387 | ||
e8462bd8 JA |
1388 | static void *verify_async_thread(void *data) |
1389 | { | |
1390 | struct thread_data *td = data; | |
1391 | struct io_u *io_u; | |
1392 | int ret = 0; | |
1393 | ||
b2a9e649 | 1394 | if (fio_option_is_set(&td->o, verify_cpumask) && |
e8462bd8 JA |
1395 | fio_setaffinity(td->pid, td->o.verify_cpumask)) { |
1396 | log_err("fio: failed setting verify thread affinity\n"); | |
1397 | goto done; | |
1398 | } | |
1399 | ||
1400 | do { | |
e53ab27c JA |
1401 | FLIST_HEAD(list); |
1402 | ||
e8462bd8 JA |
1403 | read_barrier(); |
1404 | if (td->verify_thread_exit) | |
1405 | break; | |
1406 | ||
1407 | pthread_mutex_lock(&td->io_u_lock); | |
1408 | ||
1409 | while (flist_empty(&td->verify_list) && | |
1410 | !td->verify_thread_exit) { | |
b36e298b JA |
1411 | ret = pthread_cond_wait(&td->verify_cond, |
1412 | &td->io_u_lock); | |
e8462bd8 JA |
1413 | if (ret) { |
1414 | pthread_mutex_unlock(&td->io_u_lock); | |
1415 | break; | |
1416 | } | |
1417 | } | |
1418 | ||
e53ab27c JA |
1419 | flist_splice_init(&td->verify_list, &list); |
1420 | pthread_mutex_unlock(&td->io_u_lock); | |
1421 | ||
1422 | if (flist_empty(&list)) | |
e8462bd8 | 1423 | continue; |
e8462bd8 | 1424 | |
e53ab27c | 1425 | while (!flist_empty(&list)) { |
9342d5f8 | 1426 | io_u = flist_first_entry(&list, struct io_u, verify_list); |
f8b0bd10 JA |
1427 | flist_del_init(&io_u->verify_list); |
1428 | ||
1651e431 | 1429 | io_u_set(td, io_u, IO_U_F_NO_FILE_PUT); |
f8b0bd10 | 1430 | ret = verify_io_u(td, &io_u); |
e8462bd8 | 1431 | |
e53ab27c | 1432 | put_io_u(td, io_u); |
d561f2ab JA |
1433 | if (!ret) |
1434 | continue; | |
8b28bd41 | 1435 | if (td_non_fatal_error(td, ERROR_TYPE_VERIFY_BIT, ret)) { |
d561f2ab JA |
1436 | update_error_count(td, ret); |
1437 | td_clear_error(td); | |
1438 | ret = 0; | |
1439 | } | |
e53ab27c | 1440 | } |
e8462bd8 JA |
1441 | } while (!ret); |
1442 | ||
d561f2ab JA |
1443 | if (ret) { |
1444 | td_verror(td, ret, "async_verify"); | |
f3e6cb95 | 1445 | if (td->o.verify_fatal) |
ebea2133 | 1446 | fio_mark_td_terminate(td); |
d561f2ab JA |
1447 | } |
1448 | ||
e8462bd8 JA |
1449 | done: |
1450 | pthread_mutex_lock(&td->io_u_lock); | |
1451 | td->nr_verify_threads--; | |
564de8d1 | 1452 | pthread_cond_signal(&td->free_cond); |
e8462bd8 JA |
1453 | pthread_mutex_unlock(&td->io_u_lock); |
1454 | ||
e8462bd8 JA |
1455 | return NULL; |
1456 | } | |
1457 | ||
1458 | int verify_async_init(struct thread_data *td) | |
1459 | { | |
1460 | int i, ret; | |
304a47c7 VA |
1461 | pthread_attr_t attr; |
1462 | ||
1463 | pthread_attr_init(&attr); | |
45213f1b | 1464 | pthread_attr_setstacksize(&attr, 2 * PTHREAD_STACK_MIN); |
e8462bd8 JA |
1465 | |
1466 | td->verify_thread_exit = 0; | |
1467 | ||
1468 | td->verify_threads = malloc(sizeof(pthread_t) * td->o.verify_async); | |
1469 | for (i = 0; i < td->o.verify_async; i++) { | |
304a47c7 | 1470 | ret = pthread_create(&td->verify_threads[i], &attr, |
e8462bd8 JA |
1471 | verify_async_thread, td); |
1472 | if (ret) { | |
1473 | log_err("fio: async verify creation failed: %s\n", | |
1474 | strerror(ret)); | |
1475 | break; | |
1476 | } | |
1477 | ret = pthread_detach(td->verify_threads[i]); | |
1478 | if (ret) { | |
1479 | log_err("fio: async verify thread detach failed: %s\n", | |
1480 | strerror(ret)); | |
1481 | break; | |
1482 | } | |
1483 | td->nr_verify_threads++; | |
1484 | } | |
1485 | ||
304a47c7 VA |
1486 | pthread_attr_destroy(&attr); |
1487 | ||
e8462bd8 | 1488 | if (i != td->o.verify_async) { |
e40823b1 | 1489 | log_err("fio: only %d verify threads started, exiting\n", i); |
564de8d1 BVA |
1490 | |
1491 | pthread_mutex_lock(&td->io_u_lock); | |
e8462bd8 | 1492 | td->verify_thread_exit = 1; |
e8462bd8 | 1493 | pthread_cond_broadcast(&td->verify_cond); |
564de8d1 BVA |
1494 | pthread_mutex_unlock(&td->io_u_lock); |
1495 | ||
e8462bd8 JA |
1496 | return 1; |
1497 | } | |
1498 | ||
1499 | return 0; | |
1500 | } | |
1501 | ||
1502 | void verify_async_exit(struct thread_data *td) | |
1503 | { | |
564de8d1 | 1504 | pthread_mutex_lock(&td->io_u_lock); |
e8462bd8 | 1505 | td->verify_thread_exit = 1; |
e8462bd8 JA |
1506 | pthread_cond_broadcast(&td->verify_cond); |
1507 | ||
e8462bd8 JA |
1508 | while (td->nr_verify_threads) |
1509 | pthread_cond_wait(&td->free_cond, &td->io_u_lock); | |
1510 | ||
1511 | pthread_mutex_unlock(&td->io_u_lock); | |
1512 | free(td->verify_threads); | |
1513 | td->verify_threads = NULL; | |
1514 | } | |
ca09be4b | 1515 | |
61b9861d RP |
1516 | int paste_blockoff(char *buf, unsigned int len, void *priv) |
1517 | { | |
1518 | struct io_u *io = priv; | |
1519 | unsigned long long off; | |
1520 | ||
3376ecf4 | 1521 | typecheck(__typeof__(off), io->offset); |
61b9861d RP |
1522 | off = cpu_to_le64((uint64_t)io->offset); |
1523 | len = min(len, (unsigned int)sizeof(off)); | |
1524 | memcpy(buf, &off, len); | |
1525 | return 0; | |
1526 | } | |
1527 | ||
94a6e1bb JA |
1528 | static int __fill_file_completions(struct thread_data *td, |
1529 | struct thread_io_list *s, | |
1530 | struct fio_file *f, unsigned int *index) | |
1531 | { | |
1532 | unsigned int comps; | |
1533 | int i, j; | |
1534 | ||
1535 | if (!f->last_write_comp) | |
1536 | return 0; | |
1537 | ||
1538 | if (td->io_blocks[DDIR_WRITE] < td->o.iodepth) | |
1539 | comps = td->io_blocks[DDIR_WRITE]; | |
1540 | else | |
1541 | comps = td->o.iodepth; | |
1542 | ||
1543 | j = f->last_write_idx - 1; | |
1544 | for (i = 0; i < comps; i++) { | |
1545 | if (j == -1) | |
1546 | j = td->o.iodepth - 1; | |
1547 | s->comps[*index].fileno = __cpu_to_le64(f->fileno); | |
1548 | s->comps[*index].offset = cpu_to_le64(f->last_write_comp[j]); | |
1549 | (*index)++; | |
1550 | j--; | |
1551 | } | |
1552 | ||
1553 | return comps; | |
1554 | } | |
1555 | ||
1556 | static int fill_file_completions(struct thread_data *td, | |
1557 | struct thread_io_list *s, unsigned int *index) | |
1558 | { | |
1559 | struct fio_file *f; | |
1560 | unsigned int i; | |
1561 | int comps = 0; | |
1562 | ||
1563 | for_each_file(td, f, i) | |
1564 | comps += __fill_file_completions(td, s, f, index); | |
1565 | ||
1566 | return comps; | |
1567 | } | |
1568 | ||
ca09be4b JA |
1569 | struct all_io_list *get_all_io_list(int save_mask, size_t *sz) |
1570 | { | |
1571 | struct all_io_list *rep; | |
1572 | struct thread_data *td; | |
1573 | size_t depth; | |
1574 | void *next; | |
1575 | int i, nr; | |
1576 | ||
1577 | compiletime_assert(sizeof(struct all_io_list) == 8, "all_io_list"); | |
1578 | ||
1579 | /* | |
1580 | * Calculate reply space needed. We need one 'io_state' per thread, | |
1581 | * and the size will vary depending on depth. | |
1582 | */ | |
1583 | depth = 0; | |
1584 | nr = 0; | |
1585 | for_each_td(td, i) { | |
1586 | if (save_mask != IO_LIST_ALL && (i + 1) != save_mask) | |
1587 | continue; | |
1588 | td->stop_io = 1; | |
1589 | td->flags |= TD_F_VSTATE_SAVED; | |
94a6e1bb | 1590 | depth += (td->o.iodepth * td->o.nr_files); |
ca09be4b JA |
1591 | nr++; |
1592 | } | |
1593 | ||
1594 | if (!nr) | |
1595 | return NULL; | |
1596 | ||
1597 | *sz = sizeof(*rep); | |
1598 | *sz += nr * sizeof(struct thread_io_list); | |
94a6e1bb | 1599 | *sz += depth * sizeof(struct file_comp); |
ca09be4b | 1600 | rep = malloc(*sz); |
c68ce5ea | 1601 | memset(rep, 0, *sz); |
ca09be4b JA |
1602 | |
1603 | rep->threads = cpu_to_le64((uint64_t) nr); | |
1604 | ||
1605 | next = &rep->state[0]; | |
1606 | for_each_td(td, i) { | |
1607 | struct thread_io_list *s = next; | |
94a6e1bb | 1608 | unsigned int comps, index = 0; |
ca09be4b JA |
1609 | |
1610 | if (save_mask != IO_LIST_ALL && (i + 1) != save_mask) | |
1611 | continue; | |
1612 | ||
94a6e1bb | 1613 | comps = fill_file_completions(td, s, &index); |
ca09be4b JA |
1614 | |
1615 | s->no_comps = cpu_to_le64((uint64_t) comps); | |
1616 | s->depth = cpu_to_le64((uint64_t) td->o.iodepth); | |
94a6e1bb | 1617 | s->nofiles = cpu_to_le64((uint64_t) td->o.nr_files); |
ca09be4b JA |
1618 | s->numberio = cpu_to_le64((uint64_t) td->io_issues[DDIR_WRITE]); |
1619 | s->index = cpu_to_le64((uint64_t) i); | |
c3546b53 JA |
1620 | if (td->random_state.use64) { |
1621 | s->rand.state64.s[0] = cpu_to_le64(td->random_state.state64.s1); | |
1622 | s->rand.state64.s[1] = cpu_to_le64(td->random_state.state64.s2); | |
1623 | s->rand.state64.s[2] = cpu_to_le64(td->random_state.state64.s3); | |
1624 | s->rand.state64.s[3] = cpu_to_le64(td->random_state.state64.s4); | |
1625 | s->rand.state64.s[4] = cpu_to_le64(td->random_state.state64.s5); | |
1626 | s->rand.state64.s[5] = 0; | |
1627 | s->rand.use64 = cpu_to_le64((uint64_t)1); | |
1628 | } else { | |
1629 | s->rand.state32.s[0] = cpu_to_le32(td->random_state.state32.s1); | |
1630 | s->rand.state32.s[1] = cpu_to_le32(td->random_state.state32.s2); | |
1631 | s->rand.state32.s[2] = cpu_to_le32(td->random_state.state32.s3); | |
1632 | s->rand.state32.s[3] = 0; | |
1633 | s->rand.use64 = 0; | |
1634 | } | |
36833fb0 | 1635 | snprintf((char *) s->name, sizeof(s->name), "%s", td->o.name); |
ca09be4b JA |
1636 | next = io_list_next(s); |
1637 | } | |
1638 | ||
1639 | return rep; | |
1640 | } | |
1641 | ||
1642 | static int open_state_file(const char *name, const char *prefix, int num, | |
1643 | int for_write) | |
1644 | { | |
d117b2bd | 1645 | char out[PATH_MAX]; |
ca09be4b JA |
1646 | int flags; |
1647 | int fd; | |
1648 | ||
1649 | if (for_write) | |
1650 | flags = O_CREAT | O_TRUNC | O_WRONLY | O_SYNC; | |
1651 | else | |
1652 | flags = O_RDONLY; | |
1653 | ||
e499aedc | 1654 | verify_state_gen_name(out, sizeof(out), name, prefix, num); |
ca09be4b JA |
1655 | |
1656 | fd = open(out, flags, 0644); | |
1657 | if (fd == -1) { | |
1658 | perror("fio: open state file"); | |
d117b2bd | 1659 | log_err("fio: state file: %s (for_write=%d)\n", out, for_write); |
ca09be4b JA |
1660 | return -1; |
1661 | } | |
1662 | ||
1663 | return fd; | |
1664 | } | |
1665 | ||
1666 | static int write_thread_list_state(struct thread_io_list *s, | |
1667 | const char *prefix) | |
1668 | { | |
1669 | struct verify_state_hdr hdr; | |
1670 | uint64_t crc; | |
1671 | ssize_t ret; | |
1672 | int fd; | |
1673 | ||
1674 | fd = open_state_file((const char *) s->name, prefix, s->index, 1); | |
1675 | if (fd == -1) | |
1676 | return 1; | |
1677 | ||
1678 | crc = fio_crc32c((void *)s, thread_io_list_sz(s)); | |
1679 | ||
1680 | hdr.version = cpu_to_le64((uint64_t) VSTATE_HDR_VERSION); | |
1681 | hdr.size = cpu_to_le64((uint64_t) thread_io_list_sz(s)); | |
1682 | hdr.crc = cpu_to_le64(crc); | |
1683 | ret = write(fd, &hdr, sizeof(hdr)); | |
1684 | if (ret != sizeof(hdr)) | |
1685 | goto write_fail; | |
1686 | ||
1687 | ret = write(fd, s, thread_io_list_sz(s)); | |
1688 | if (ret != thread_io_list_sz(s)) { | |
1689 | write_fail: | |
1690 | if (ret < 0) | |
1691 | perror("fio: write state file"); | |
1692 | log_err("fio: failed to write state file\n"); | |
1693 | ret = 1; | |
1694 | } else | |
1695 | ret = 0; | |
1696 | ||
1697 | close(fd); | |
1698 | return ret; | |
1699 | } | |
1700 | ||
1701 | void __verify_save_state(struct all_io_list *state, const char *prefix) | |
1702 | { | |
1703 | struct thread_io_list *s = &state->state[0]; | |
1704 | unsigned int i; | |
1705 | ||
1706 | for (i = 0; i < le64_to_cpu(state->threads); i++) { | |
1707 | write_thread_list_state(s, prefix); | |
1708 | s = io_list_next(s); | |
1709 | } | |
1710 | } | |
1711 | ||
d264264a | 1712 | void verify_save_state(int mask) |
ca09be4b JA |
1713 | { |
1714 | struct all_io_list *state; | |
1715 | size_t sz; | |
1716 | ||
d264264a | 1717 | state = get_all_io_list(mask, &sz); |
ca09be4b | 1718 | if (state) { |
d264264a JA |
1719 | char prefix[PATH_MAX]; |
1720 | ||
1721 | if (aux_path) | |
53a7af85 | 1722 | sprintf(prefix, "%s%clocal", aux_path, FIO_OS_PATH_SEPARATOR); |
d264264a | 1723 | else |
c6d140fb | 1724 | strcpy(prefix, "local"); |
d264264a JA |
1725 | |
1726 | __verify_save_state(state, prefix); | |
ca09be4b JA |
1727 | free(state); |
1728 | } | |
1729 | } | |
1730 | ||
1731 | void verify_free_state(struct thread_data *td) | |
1732 | { | |
1733 | if (td->vstate) | |
1734 | free(td->vstate); | |
1735 | } | |
1736 | ||
94a6e1bb | 1737 | void verify_assign_state(struct thread_data *td, void *p) |
ca09be4b | 1738 | { |
94a6e1bb | 1739 | struct thread_io_list *s = p; |
ca09be4b JA |
1740 | int i; |
1741 | ||
94a6e1bb JA |
1742 | s->no_comps = le64_to_cpu(s->no_comps); |
1743 | s->depth = le32_to_cpu(s->depth); | |
1744 | s->nofiles = le32_to_cpu(s->nofiles); | |
1745 | s->numberio = le64_to_cpu(s->numberio); | |
1746 | s->rand.use64 = le64_to_cpu(s->rand.use64); | |
c3546b53 | 1747 | |
94a6e1bb JA |
1748 | if (s->rand.use64) { |
1749 | for (i = 0; i < 6; i++) | |
1750 | s->rand.state64.s[i] = le64_to_cpu(s->rand.state64.s[i]); | |
c3546b53 | 1751 | } else { |
94a6e1bb JA |
1752 | for (i = 0; i < 4; i++) |
1753 | s->rand.state32.s[i] = le32_to_cpu(s->rand.state32.s[i]); | |
1754 | } | |
c3546b53 | 1755 | |
94a6e1bb JA |
1756 | for (i = 0; i < s->no_comps; i++) { |
1757 | s->comps[i].fileno = le64_to_cpu(s->comps[i].fileno); | |
1758 | s->comps[i].offset = le64_to_cpu(s->comps[i].offset); | |
c3546b53 | 1759 | } |
ca09be4b | 1760 | |
94a6e1bb | 1761 | td->vstate = p; |
ca09be4b JA |
1762 | } |
1763 | ||
94a6e1bb | 1764 | int verify_state_hdr(struct verify_state_hdr *hdr, struct thread_io_list *s) |
ca09be4b JA |
1765 | { |
1766 | uint64_t crc; | |
1767 | ||
1768 | hdr->version = le64_to_cpu(hdr->version); | |
1769 | hdr->size = le64_to_cpu(hdr->size); | |
1770 | hdr->crc = le64_to_cpu(hdr->crc); | |
1771 | ||
94a6e1bb | 1772 | if (hdr->version != VSTATE_HDR_VERSION) |
ca09be4b JA |
1773 | return 1; |
1774 | ||
1775 | crc = fio_crc32c((void *)s, hdr->size); | |
1776 | if (crc != hdr->crc) | |
1777 | return 1; | |
1778 | ||
1779 | return 0; | |
1780 | } | |
1781 | ||
1782 | int verify_load_state(struct thread_data *td, const char *prefix) | |
1783 | { | |
ca09be4b | 1784 | struct verify_state_hdr hdr; |
c3546b53 | 1785 | void *s = NULL; |
ca09be4b JA |
1786 | uint64_t crc; |
1787 | ssize_t ret; | |
1788 | int fd; | |
1789 | ||
1790 | if (!td->o.verify_state) | |
1791 | return 0; | |
1792 | ||
1793 | fd = open_state_file(td->o.name, prefix, td->thread_number - 1, 0); | |
1794 | if (fd == -1) | |
1795 | return 1; | |
1796 | ||
1797 | ret = read(fd, &hdr, sizeof(hdr)); | |
1798 | if (ret != sizeof(hdr)) { | |
1799 | if (ret < 0) | |
1800 | td_verror(td, errno, "read verify state hdr"); | |
1801 | log_err("fio: failed reading verify state header\n"); | |
1802 | goto err; | |
1803 | } | |
1804 | ||
1805 | hdr.version = le64_to_cpu(hdr.version); | |
1806 | hdr.size = le64_to_cpu(hdr.size); | |
1807 | hdr.crc = le64_to_cpu(hdr.crc); | |
1808 | ||
94a6e1bb JA |
1809 | if (hdr.version != VSTATE_HDR_VERSION) { |
1810 | log_err("fio: unsupported (%d) version in verify state header\n", | |
1811 | (unsigned int) hdr.version); | |
ca09be4b JA |
1812 | goto err; |
1813 | } | |
1814 | ||
1815 | s = malloc(hdr.size); | |
1816 | ret = read(fd, s, hdr.size); | |
1817 | if (ret != hdr.size) { | |
1818 | if (ret < 0) | |
1819 | td_verror(td, errno, "read verify state"); | |
1820 | log_err("fio: failed reading verity state\n"); | |
1821 | goto err; | |
1822 | } | |
1823 | ||
c3546b53 | 1824 | crc = fio_crc32c(s, hdr.size); |
ca09be4b JA |
1825 | if (crc != hdr.crc) { |
1826 | log_err("fio: verify state is corrupt\n"); | |
1827 | goto err; | |
1828 | } | |
1829 | ||
1830 | close(fd); | |
1831 | ||
94a6e1bb | 1832 | verify_assign_state(td, s); |
ca09be4b JA |
1833 | return 0; |
1834 | err: | |
1835 | if (s) | |
1836 | free(s); | |
1837 | close(fd); | |
1838 | return 1; | |
1839 | } | |
1840 | ||
1841 | /* | |
1842 | * Use the loaded verify state to know when to stop doing verification | |
1843 | */ | |
1844 | int verify_state_should_stop(struct thread_data *td, struct io_u *io_u) | |
1845 | { | |
1846 | struct thread_io_list *s = td->vstate; | |
94a6e1bb | 1847 | struct fio_file *f = io_u->file; |
ca09be4b JA |
1848 | int i; |
1849 | ||
94a6e1bb | 1850 | if (!s || !f) |
ca09be4b JA |
1851 | return 0; |
1852 | ||
1853 | /* | |
def00095 JA |
1854 | * If we're not into the window of issues - depth yet, continue. If |
1855 | * issue is shorter than depth, do check. | |
ca09be4b | 1856 | */ |
def00095 JA |
1857 | if ((td->io_blocks[DDIR_READ] < s->depth || |
1858 | s->numberio - td->io_blocks[DDIR_READ] > s->depth) && | |
1859 | s->numberio > s->depth) | |
ca09be4b JA |
1860 | return 0; |
1861 | ||
1862 | /* | |
1863 | * We're in the window of having to check if this io was | |
1864 | * completed or not. If the IO was seen as completed, then | |
1865 | * lets verify it. | |
1866 | */ | |
94a6e1bb JA |
1867 | for (i = 0; i < s->no_comps; i++) { |
1868 | if (s->comps[i].fileno != f->fileno) | |
1869 | continue; | |
4fff54cc | 1870 | if (io_u->verify_offset == s->comps[i].offset) |
ca09be4b | 1871 | return 0; |
94a6e1bb | 1872 | } |
ca09be4b JA |
1873 | |
1874 | /* | |
1875 | * Not found, we have to stop | |
1876 | */ | |
1877 | return 1; | |
1878 | } |