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> |
e29d1b70 JA |
9 | |
10 | #include "fio.h" | |
4f5af7b2 | 11 | #include "verify.h" |
e8462bd8 | 12 | #include "smalloc.h" |
637ef8d9 | 13 | #include "lib/rand.h" |
e29d1b70 | 14 | |
eef6eea1 JA |
15 | #include "crc/md5.h" |
16 | #include "crc/crc64.h" | |
17 | #include "crc/crc32.h" | |
bac39e0e | 18 | #include "crc/crc32c.h" |
eef6eea1 JA |
19 | #include "crc/crc16.h" |
20 | #include "crc/crc7.h" | |
21 | #include "crc/sha256.h" | |
22 | #include "crc/sha512.h" | |
7c353ceb | 23 | #include "crc/sha1.h" |
cd14cc10 | 24 | |
cbe8d756 | 25 | void fill_pattern(struct thread_data *td, void *p, unsigned int len, struct io_u *io_u) |
90059d65 JA |
26 | { |
27 | switch (td->o.verify_pattern_bytes) { | |
28 | case 0: | |
bd6f78b2 | 29 | dprint(FD_VERIFY, "fill random bytes len=%u\n", len); |
637ef8d9 | 30 | fill_random_buf(p, len); |
90059d65 JA |
31 | break; |
32 | case 1: | |
cbe8d756 RR |
33 | if (io_u->buf_filled && io_u->buf_filled_len >= len) { |
34 | dprint(FD_VERIFY, "using already filled verify pattern b=0 len=%u\n", len); | |
35 | return; | |
36 | } | |
bd6f78b2 | 37 | dprint(FD_VERIFY, "fill verify pattern b=0 len=%u\n", len); |
0e92f873 | 38 | memset(p, td->o.verify_pattern[0], len); |
cbe8d756 RR |
39 | io_u->buf_filled = 1; |
40 | io_u->buf_filled_len = len; | |
90059d65 | 41 | break; |
0e92f873 RR |
42 | default: { |
43 | unsigned int i = 0, size = 0; | |
90059d65 JA |
44 | unsigned char *b = p; |
45 | ||
cbe8d756 RR |
46 | if (io_u->buf_filled && io_u->buf_filled_len >= len) { |
47 | dprint(FD_VERIFY, "using already filled verify pattern b=%d len=%u\n", | |
48 | td->o.verify_pattern_bytes, len); | |
49 | return; | |
50 | } | |
bd6f78b2 JA |
51 | dprint(FD_VERIFY, "fill verify pattern b=%d len=%u\n", |
52 | td->o.verify_pattern_bytes, len); | |
53 | ||
90059d65 | 54 | while (i < len) { |
0e92f873 RR |
55 | size = td->o.verify_pattern_bytes; |
56 | if (size > (len - i)) | |
57 | size = len - i; | |
58 | memcpy(b+i, td->o.verify_pattern, size); | |
59 | i += size; | |
90059d65 | 60 | } |
cbe8d756 RR |
61 | io_u->buf_filled = 1; |
62 | io_u->buf_filled_len = len; | |
90059d65 JA |
63 | break; |
64 | } | |
65 | } | |
66 | } | |
67 | ||
4764aec9 | 68 | static void memswp(void *buf1, void *buf2, unsigned int len) |
546a9142 | 69 | { |
dee6de74 SL |
70 | char swap[200]; |
71 | ||
72 | assert(len <= sizeof(swap)); | |
90059d65 | 73 | |
546a9142 SL |
74 | memcpy(&swap, buf1, len); |
75 | memcpy(buf1, buf2, len); | |
76 | memcpy(buf2, &swap, len); | |
77 | } | |
78 | ||
e29d1b70 JA |
79 | static void hexdump(void *buffer, int len) |
80 | { | |
81 | unsigned char *p = buffer; | |
82 | int i; | |
83 | ||
84 | for (i = 0; i < len; i++) | |
bfacf389 JA |
85 | log_err("%02x", p[i]); |
86 | log_err("\n"); | |
e29d1b70 JA |
87 | } |
88 | ||
87677832 JA |
89 | /* |
90 | * Prepare for seperation of verify_header and checksum header | |
91 | */ | |
546dfd9f | 92 | static inline unsigned int __hdr_size(int verify_type) |
87677832 | 93 | { |
5921e80c | 94 | unsigned int len = len; |
87677832 | 95 | |
546dfd9f JA |
96 | switch (verify_type) { |
97 | case VERIFY_NONE: | |
98 | case VERIFY_NULL: | |
99 | len = 0; | |
100 | break; | |
101 | case VERIFY_MD5: | |
102 | len = sizeof(struct vhdr_md5); | |
103 | break; | |
104 | case VERIFY_CRC64: | |
105 | len = sizeof(struct vhdr_crc64); | |
106 | break; | |
bac39e0e | 107 | case VERIFY_CRC32C: |
546dfd9f | 108 | case VERIFY_CRC32: |
3845591f | 109 | case VERIFY_CRC32C_INTEL: |
546dfd9f JA |
110 | len = sizeof(struct vhdr_crc32); |
111 | break; | |
112 | case VERIFY_CRC16: | |
113 | len = sizeof(struct vhdr_crc16); | |
114 | break; | |
115 | case VERIFY_CRC7: | |
116 | len = sizeof(struct vhdr_crc7); | |
117 | break; | |
118 | case VERIFY_SHA256: | |
119 | len = sizeof(struct vhdr_sha256); | |
120 | break; | |
121 | case VERIFY_SHA512: | |
122 | len = sizeof(struct vhdr_sha512); | |
123 | break; | |
7437ee87 SL |
124 | case VERIFY_META: |
125 | len = sizeof(struct vhdr_meta); | |
126 | break; | |
7c353ceb JA |
127 | case VERIFY_SHA1: |
128 | len = sizeof(struct vhdr_sha1); | |
129 | break; | |
546dfd9f JA |
130 | default: |
131 | log_err("fio: unknown verify header!\n"); | |
132 | assert(0); | |
133 | } | |
134 | ||
135 | return len + sizeof(struct verify_header); | |
87677832 JA |
136 | } |
137 | ||
138 | static inline unsigned int hdr_size(struct verify_header *hdr) | |
139 | { | |
546dfd9f JA |
140 | return __hdr_size(hdr->verify_type); |
141 | } | |
142 | ||
143 | static void *hdr_priv(struct verify_header *hdr) | |
144 | { | |
145 | void *priv = hdr; | |
146 | ||
147 | return priv + sizeof(struct verify_header); | |
87677832 JA |
148 | } |
149 | ||
936216f8 JA |
150 | /* |
151 | * Verify container, pass info to verify handlers and allow them to | |
152 | * pass info back in case of error | |
153 | */ | |
154 | struct vcont { | |
155 | /* | |
156 | * Input | |
157 | */ | |
158 | struct io_u *io_u; | |
159 | unsigned int hdr_num; | |
160 | ||
161 | /* | |
162 | * Output, only valid in case of error | |
163 | */ | |
bfacf389 JA |
164 | const char *name; |
165 | void *good_crc; | |
166 | void *bad_crc; | |
936216f8 JA |
167 | unsigned int crc_len; |
168 | }; | |
169 | ||
bfacf389 JA |
170 | static void log_verify_failure(struct verify_header *hdr, struct vcont *vc) |
171 | { | |
172 | unsigned long long offset; | |
173 | ||
174 | offset = vc->io_u->offset; | |
175 | offset += vc->hdr_num * hdr->len; | |
32c17adf JA |
176 | log_err("%.8s: verify failed at file %s offset %llu, length %u\n", |
177 | vc->name, vc->io_u->file->file_name, offset, hdr->len); | |
bfacf389 JA |
178 | |
179 | if (vc->good_crc && vc->bad_crc) { | |
180 | log_err(" Expected CRC: "); | |
181 | hexdump(vc->good_crc, vc->crc_len); | |
182 | log_err(" Received CRC: "); | |
183 | hexdump(vc->bad_crc, vc->crc_len); | |
184 | } | |
185 | } | |
186 | ||
d9f2caf3 JA |
187 | /* |
188 | * Return data area 'header_num' | |
189 | */ | |
936216f8 | 190 | static inline void *io_u_verify_off(struct verify_header *hdr, struct vcont *vc) |
d9f2caf3 | 191 | { |
936216f8 | 192 | return vc->io_u->buf + vc->hdr_num * hdr->len + hdr_size(hdr); |
d9f2caf3 JA |
193 | } |
194 | ||
7437ee87 | 195 | static int verify_io_u_meta(struct verify_header *hdr, struct thread_data *td, |
936216f8 | 196 | struct vcont *vc) |
7437ee87 SL |
197 | { |
198 | struct vhdr_meta *vh = hdr_priv(hdr); | |
936216f8 | 199 | struct io_u *io_u = vc->io_u; |
7437ee87 | 200 | |
bd6f78b2 JA |
201 | dprint(FD_VERIFY, "meta verify io_u %p, len %u\n", io_u, hdr->len); |
202 | ||
bfacf389 JA |
203 | if (vh->offset == io_u->offset + vc->hdr_num * td->o.verify_interval) |
204 | return 0; | |
7437ee87 | 205 | |
bfacf389 JA |
206 | vc->name = "meta"; |
207 | log_verify_failure(hdr, vc); | |
208 | return EILSEQ; | |
7437ee87 SL |
209 | } |
210 | ||
936216f8 | 211 | static int verify_io_u_sha512(struct verify_header *hdr, struct vcont *vc) |
cd14cc10 | 212 | { |
936216f8 | 213 | void *p = io_u_verify_off(hdr, vc); |
546dfd9f | 214 | struct vhdr_sha512 *vh = hdr_priv(hdr); |
cd14cc10 JA |
215 | uint8_t sha512[128]; |
216 | struct sha512_ctx sha512_ctx = { | |
217 | .buf = sha512, | |
218 | }; | |
219 | ||
936216f8 | 220 | dprint(FD_VERIFY, "sha512 verify io_u %p, len %u\n", vc->io_u, hdr->len); |
bd6f78b2 | 221 | |
cd14cc10 | 222 | sha512_init(&sha512_ctx); |
87677832 | 223 | sha512_update(&sha512_ctx, p, hdr->len - hdr_size(hdr)); |
cd14cc10 | 224 | |
bfacf389 JA |
225 | if (!memcmp(vh->sha512, sha512_ctx.buf, sizeof(sha512))) |
226 | return 0; | |
cd14cc10 | 227 | |
bfacf389 JA |
228 | vc->name = "sha512"; |
229 | vc->good_crc = vh->sha512; | |
230 | vc->bad_crc = sha512_ctx.buf; | |
231 | vc->crc_len = sizeof(vh->sha512); | |
232 | log_verify_failure(hdr, vc); | |
233 | return EILSEQ; | |
cd14cc10 JA |
234 | } |
235 | ||
936216f8 | 236 | static int verify_io_u_sha256(struct verify_header *hdr, struct vcont *vc) |
cd14cc10 | 237 | { |
936216f8 | 238 | void *p = io_u_verify_off(hdr, vc); |
546dfd9f | 239 | struct vhdr_sha256 *vh = hdr_priv(hdr); |
bc77f56f | 240 | uint8_t sha256[64]; |
cd14cc10 JA |
241 | struct sha256_ctx sha256_ctx = { |
242 | .buf = sha256, | |
243 | }; | |
244 | ||
936216f8 | 245 | dprint(FD_VERIFY, "sha256 verify io_u %p, len %u\n", vc->io_u, hdr->len); |
bd6f78b2 | 246 | |
cd14cc10 | 247 | sha256_init(&sha256_ctx); |
87677832 | 248 | sha256_update(&sha256_ctx, p, hdr->len - hdr_size(hdr)); |
cd14cc10 | 249 | |
bfacf389 JA |
250 | if (!memcmp(vh->sha256, sha256_ctx.buf, sizeof(sha256))) |
251 | return 0; | |
cd14cc10 | 252 | |
bfacf389 JA |
253 | vc->name = "sha256"; |
254 | vc->good_crc = vh->sha256; | |
255 | vc->bad_crc = sha256_ctx.buf; | |
256 | vc->crc_len = sizeof(vh->sha256); | |
257 | log_verify_failure(hdr, vc); | |
258 | return EILSEQ; | |
cd14cc10 JA |
259 | } |
260 | ||
936216f8 | 261 | static int verify_io_u_sha1(struct verify_header *hdr, struct vcont *vc) |
7c353ceb | 262 | { |
936216f8 | 263 | void *p = io_u_verify_off(hdr, vc); |
7c353ceb JA |
264 | struct vhdr_sha1 *vh = hdr_priv(hdr); |
265 | uint32_t sha1[5]; | |
266 | struct sha1_ctx sha1_ctx = { | |
267 | .H = sha1, | |
268 | }; | |
269 | ||
936216f8 | 270 | dprint(FD_VERIFY, "sha1 verify io_u %p, len %u\n", vc->io_u, hdr->len); |
7c353ceb JA |
271 | |
272 | sha1_init(&sha1_ctx); | |
273 | sha1_update(&sha1_ctx, p, hdr->len - hdr_size(hdr)); | |
274 | ||
bfacf389 JA |
275 | if (!memcmp(vh->sha1, sha1_ctx.H, sizeof(sha1))) |
276 | return 0; | |
7c353ceb | 277 | |
bfacf389 JA |
278 | vc->name = "sha1"; |
279 | vc->good_crc = vh->sha1; | |
280 | vc->bad_crc = sha1_ctx.H; | |
281 | vc->crc_len = sizeof(vh->sha1); | |
282 | log_verify_failure(hdr, vc); | |
283 | return EILSEQ; | |
7c353ceb JA |
284 | } |
285 | ||
936216f8 | 286 | static int verify_io_u_crc7(struct verify_header *hdr, struct vcont *vc) |
1e154bdb | 287 | { |
936216f8 | 288 | void *p = io_u_verify_off(hdr, vc); |
546dfd9f | 289 | struct vhdr_crc7 *vh = hdr_priv(hdr); |
1e154bdb JA |
290 | unsigned char c; |
291 | ||
936216f8 | 292 | dprint(FD_VERIFY, "crc7 verify io_u %p, len %u\n", vc->io_u, hdr->len); |
bd6f78b2 | 293 | |
87677832 | 294 | c = crc7(p, hdr->len - hdr_size(hdr)); |
1e154bdb | 295 | |
bfacf389 JA |
296 | if (c == vh->crc7) |
297 | return 0; | |
1e154bdb | 298 | |
bfacf389 JA |
299 | vc->name = "crc7"; |
300 | vc->good_crc = &vh->crc7; | |
301 | vc->bad_crc = &c; | |
302 | vc->crc_len = 1; | |
303 | log_verify_failure(hdr, vc); | |
304 | return EILSEQ; | |
1e154bdb JA |
305 | } |
306 | ||
936216f8 | 307 | static int verify_io_u_crc16(struct verify_header *hdr, struct vcont *vc) |
969f7ed3 | 308 | { |
936216f8 | 309 | void *p = io_u_verify_off(hdr, vc); |
546dfd9f | 310 | struct vhdr_crc16 *vh = hdr_priv(hdr); |
969f7ed3 JA |
311 | unsigned short c; |
312 | ||
936216f8 | 313 | dprint(FD_VERIFY, "crc16 verify io_u %p, len %u\n", vc->io_u, hdr->len); |
bd6f78b2 | 314 | |
87677832 | 315 | c = crc16(p, hdr->len - hdr_size(hdr)); |
969f7ed3 | 316 | |
bfacf389 JA |
317 | if (c == vh->crc16) |
318 | return 0; | |
969f7ed3 | 319 | |
bfacf389 JA |
320 | vc->name = "crc16"; |
321 | vc->good_crc = &vh->crc16; | |
322 | vc->bad_crc = &c; | |
323 | vc->crc_len = 2; | |
324 | log_verify_failure(hdr, vc); | |
325 | return EILSEQ; | |
969f7ed3 JA |
326 | } |
327 | ||
936216f8 | 328 | static int verify_io_u_crc64(struct verify_header *hdr, struct vcont *vc) |
d77a7af3 | 329 | { |
936216f8 | 330 | void *p = io_u_verify_off(hdr, vc); |
546dfd9f | 331 | struct vhdr_crc64 *vh = hdr_priv(hdr); |
d77a7af3 JA |
332 | unsigned long long c; |
333 | ||
936216f8 | 334 | dprint(FD_VERIFY, "crc64 verify io_u %p, len %u\n", vc->io_u, hdr->len); |
bd6f78b2 | 335 | |
87677832 | 336 | c = crc64(p, hdr->len - hdr_size(hdr)); |
d77a7af3 | 337 | |
bfacf389 JA |
338 | if (c == vh->crc64) |
339 | return 0; | |
d77a7af3 | 340 | |
bfacf389 JA |
341 | vc->name = "crc64"; |
342 | vc->good_crc = &vh->crc64; | |
343 | vc->bad_crc = &c; | |
344 | vc->crc_len = 8; | |
345 | log_verify_failure(hdr, vc); | |
346 | return EILSEQ; | |
d77a7af3 JA |
347 | } |
348 | ||
936216f8 | 349 | static int verify_io_u_crc32(struct verify_header *hdr, struct vcont *vc) |
e29d1b70 | 350 | { |
936216f8 | 351 | void *p = io_u_verify_off(hdr, vc); |
546dfd9f JA |
352 | struct vhdr_crc32 *vh = hdr_priv(hdr); |
353 | uint32_t c; | |
e29d1b70 | 354 | |
936216f8 | 355 | dprint(FD_VERIFY, "crc32 verify io_u %p, len %u\n", vc->io_u, hdr->len); |
bd6f78b2 | 356 | |
87677832 | 357 | c = crc32(p, hdr->len - hdr_size(hdr)); |
e29d1b70 | 358 | |
bfacf389 JA |
359 | if (c == vh->crc32) |
360 | return 0; | |
e29d1b70 | 361 | |
bfacf389 JA |
362 | vc->name = "crc32"; |
363 | vc->good_crc = &vh->crc32; | |
364 | vc->bad_crc = &c; | |
365 | vc->crc_len = 4; | |
366 | log_verify_failure(hdr, vc); | |
367 | return EILSEQ; | |
e29d1b70 JA |
368 | } |
369 | ||
936216f8 | 370 | static int verify_io_u_crc32c(struct verify_header *hdr, struct vcont *vc) |
bac39e0e | 371 | { |
936216f8 | 372 | void *p = io_u_verify_off(hdr, vc); |
bac39e0e JA |
373 | struct vhdr_crc32 *vh = hdr_priv(hdr); |
374 | uint32_t c; | |
375 | ||
936216f8 | 376 | dprint(FD_VERIFY, "crc32c verify io_u %p, len %u\n", vc->io_u, hdr->len); |
bac39e0e | 377 | |
3845591f JA |
378 | if (hdr->verify_type == VERIFY_CRC32C_INTEL) |
379 | c = crc32c_intel(p, hdr->len - hdr_size(hdr)); | |
380 | else | |
381 | c = crc32c(p, hdr->len - hdr_size(hdr)); | |
bac39e0e | 382 | |
bfacf389 JA |
383 | if (c == vh->crc32) |
384 | return 0; | |
bac39e0e | 385 | |
bfacf389 JA |
386 | vc->name = "crc32c"; |
387 | vc->good_crc = &vh->crc32; | |
388 | vc->bad_crc = &c; | |
389 | vc->crc_len = 4; | |
390 | log_verify_failure(hdr, vc); | |
391 | return EILSEQ; | |
bac39e0e JA |
392 | } |
393 | ||
936216f8 | 394 | static int verify_io_u_md5(struct verify_header *hdr, struct vcont *vc) |
e29d1b70 | 395 | { |
936216f8 | 396 | void *p = io_u_verify_off(hdr, vc); |
546dfd9f | 397 | struct vhdr_md5 *vh = hdr_priv(hdr); |
8c432325 JA |
398 | uint32_t hash[MD5_HASH_WORDS]; |
399 | struct md5_ctx md5_ctx = { | |
400 | .hash = hash, | |
401 | }; | |
e29d1b70 | 402 | |
936216f8 | 403 | dprint(FD_VERIFY, "md5 verify io_u %p, len %u\n", vc->io_u, hdr->len); |
bd6f78b2 | 404 | |
61f821f1 | 405 | md5_init(&md5_ctx); |
87677832 | 406 | md5_update(&md5_ctx, p, hdr->len - hdr_size(hdr)); |
e29d1b70 | 407 | |
bfacf389 JA |
408 | if (!memcmp(vh->md5_digest, md5_ctx.hash, sizeof(hash))) |
409 | return 0; | |
e29d1b70 | 410 | |
bfacf389 JA |
411 | vc->name = "md5"; |
412 | vc->good_crc = vh->md5_digest; | |
413 | vc->bad_crc = md5_ctx.hash; | |
414 | vc->crc_len = sizeof(hash); | |
415 | log_verify_failure(hdr, vc); | |
416 | return EILSEQ; | |
e29d1b70 JA |
417 | } |
418 | ||
3f199b01 JA |
419 | static unsigned int hweight8(unsigned int w) |
420 | { | |
421 | unsigned int res = w - ((w >> 1) & 0x55); | |
422 | ||
423 | res = (res & 0x33) + ((res >> 2) & 0x33); | |
424 | return (res + (res >> 4)) & 0x0F; | |
425 | } | |
426 | ||
0e92f873 | 427 | int verify_io_u_pattern(char *pattern, unsigned long pattern_size, |
5ec10eaa | 428 | char *buf, unsigned int len, unsigned int mod) |
a944e335 SL |
429 | { |
430 | unsigned int i; | |
a944e335 SL |
431 | |
432 | for (i = 0; i < len; i++) { | |
0e92f873 | 433 | if (buf[i] != pattern[mod]) { |
3f199b01 JA |
434 | unsigned int bits; |
435 | ||
0e92f873 | 436 | bits = hweight8(buf[i] ^ pattern[mod]); |
3f199b01 | 437 | log_err("fio: got pattern %x, wanted %x. Bad bits %d\n", |
0e92f873 | 438 | buf[i], pattern[mod], bits); |
3f199b01 | 439 | log_err("fio: bad pattern block offset %u\n", i); |
9fd18969 | 440 | return EILSEQ; |
3f199b01 | 441 | } |
a944e335 SL |
442 | mod++; |
443 | if (mod == pattern_size) | |
444 | mod = 0; | |
445 | } | |
446 | ||
447 | return 0; | |
448 | } | |
449 | ||
e8462bd8 JA |
450 | /* |
451 | * Push IO verification to a separate thread | |
452 | */ | |
453 | int verify_io_u_async(struct thread_data *td, struct io_u *io_u) | |
454 | { | |
455 | if (io_u->file) | |
456 | put_file_log(td, io_u->file); | |
457 | ||
458 | io_u->file = NULL; | |
459 | ||
460 | pthread_mutex_lock(&td->io_u_lock); | |
0c41214f RR |
461 | |
462 | if (io_u->flags & IO_U_F_IN_CUR_DEPTH) { | |
463 | td->cur_depth--; | |
464 | io_u->flags &= ~IO_U_F_IN_CUR_DEPTH; | |
465 | } | |
e8462bd8 JA |
466 | flist_del(&io_u->list); |
467 | flist_add_tail(&io_u->list, &td->verify_list); | |
2ecc1b57 | 468 | io_u->flags |= IO_U_F_FREE_DEF; |
e8462bd8 JA |
469 | pthread_mutex_unlock(&td->io_u_lock); |
470 | ||
471 | pthread_cond_signal(&td->verify_cond); | |
e8462bd8 JA |
472 | return 0; |
473 | } | |
474 | ||
36690c9b | 475 | int verify_io_u(struct thread_data *td, struct io_u *io_u) |
e29d1b70 | 476 | { |
3f9f4e26 | 477 | struct verify_header *hdr; |
a944e335 | 478 | unsigned int hdr_size, hdr_inc, hdr_num = 0; |
95646108 | 479 | void *p; |
e29d1b70 JA |
480 | int ret; |
481 | ||
1dcc0498 | 482 | if (td->o.verify == VERIFY_NULL || io_u->ddir != DDIR_READ) |
36690c9b JA |
483 | return 0; |
484 | ||
3f9f4e26 | 485 | hdr_inc = io_u->buflen; |
a59e170d JA |
486 | if (td->o.verify_interval) |
487 | hdr_inc = td->o.verify_interval; | |
e29d1b70 | 488 | |
a12a3b4d | 489 | ret = 0; |
5ec10eaa JA |
490 | for (p = io_u->buf; p < io_u->buf + io_u->buflen; |
491 | p += hdr_inc, hdr_num++) { | |
bfacf389 JA |
492 | struct vcont vc = { |
493 | .io_u = io_u, | |
494 | .hdr_num = hdr_num, | |
495 | }; | |
936216f8 | 496 | |
f3e6cb95 | 497 | if (ret && td->o.verify_fatal) |
a12a3b4d | 498 | break; |
f3e6cb95 | 499 | |
a944e335 | 500 | hdr_size = __hdr_size(td->o.verify); |
a59e170d | 501 | if (td->o.verify_offset) |
a944e335 | 502 | memswp(p, p + td->o.verify_offset, hdr_size); |
95646108 | 503 | hdr = p; |
e29d1b70 | 504 | |
3f199b01 | 505 | if (hdr->fio_magic != FIO_HDR_MAGIC) { |
c9b44031 JA |
506 | log_err("verify: bad magic header %x, wanted %x at file %s offset %llu, length %u\n", |
507 | hdr->fio_magic, FIO_HDR_MAGIC, | |
508 | io_u->file->file_name, | |
509 | io_u->offset + hdr_num * hdr->len, hdr->len); | |
9fd18969 | 510 | return EILSEQ; |
3f199b01 JA |
511 | } |
512 | ||
e28218f3 | 513 | if (td->o.verify_pattern_bytes) { |
bd6f78b2 JA |
514 | dprint(FD_VERIFY, "pattern verify io_u %p, len %u\n", |
515 | io_u, hdr->len); | |
e28218f3 | 516 | ret = verify_io_u_pattern(td->o.verify_pattern, |
0e92f873 RR |
517 | td->o.verify_pattern_bytes, |
518 | p + hdr_size, | |
519 | hdr_inc - hdr_size, | |
520 | hdr_size % td->o.verify_pattern_bytes); | |
c9b44031 JA |
521 | |
522 | if (ret) { | |
523 | log_err("pattern: verify failed at file %s offset %llu, length %u\n", | |
524 | io_u->file->file_name, | |
525 | io_u->offset + hdr_num * hdr->len, | |
526 | hdr->len); | |
527 | } | |
528 | ||
e92d3d71 RR |
529 | /* |
530 | * Also verify the meta data, if applicable | |
531 | */ | |
532 | if (hdr->verify_type == VERIFY_META) | |
936216f8 | 533 | ret |= verify_io_u_meta(hdr, td, &vc); |
e28218f3 SL |
534 | continue; |
535 | } | |
536 | ||
3f9f4e26 SL |
537 | switch (hdr->verify_type) { |
538 | case VERIFY_MD5: | |
936216f8 | 539 | ret = verify_io_u_md5(hdr, &vc); |
3f9f4e26 SL |
540 | break; |
541 | case VERIFY_CRC64: | |
936216f8 | 542 | ret = verify_io_u_crc64(hdr, &vc); |
3f9f4e26 | 543 | break; |
bac39e0e | 544 | case VERIFY_CRC32C: |
3845591f | 545 | case VERIFY_CRC32C_INTEL: |
936216f8 | 546 | ret = verify_io_u_crc32c(hdr, &vc); |
bac39e0e | 547 | break; |
3f9f4e26 | 548 | case VERIFY_CRC32: |
936216f8 | 549 | ret = verify_io_u_crc32(hdr, &vc); |
3f9f4e26 SL |
550 | break; |
551 | case VERIFY_CRC16: | |
936216f8 | 552 | ret = verify_io_u_crc16(hdr, &vc); |
3f9f4e26 SL |
553 | break; |
554 | case VERIFY_CRC7: | |
936216f8 | 555 | ret = verify_io_u_crc7(hdr, &vc); |
3f9f4e26 | 556 | break; |
cd14cc10 | 557 | case VERIFY_SHA256: |
936216f8 | 558 | ret = verify_io_u_sha256(hdr, &vc); |
cd14cc10 JA |
559 | break; |
560 | case VERIFY_SHA512: | |
936216f8 | 561 | ret = verify_io_u_sha512(hdr, &vc); |
cd14cc10 | 562 | break; |
7437ee87 | 563 | case VERIFY_META: |
936216f8 | 564 | ret = verify_io_u_meta(hdr, td, &vc); |
7437ee87 | 565 | break; |
7c353ceb | 566 | case VERIFY_SHA1: |
936216f8 | 567 | ret = verify_io_u_sha1(hdr, &vc); |
7c353ceb | 568 | break; |
3f9f4e26 SL |
569 | default: |
570 | log_err("Bad verify type %u\n", hdr->verify_type); | |
d16d4e09 | 571 | ret = EINVAL; |
3f9f4e26 | 572 | } |
3f9f4e26 | 573 | } |
a7dfe862 | 574 | |
f3e6cb95 JA |
575 | if (ret && td->o.verify_fatal) |
576 | td->terminate = 1; | |
577 | ||
a12a3b4d | 578 | return ret; |
e29d1b70 JA |
579 | } |
580 | ||
7437ee87 | 581 | static void fill_meta(struct verify_header *hdr, struct thread_data *td, |
5ec10eaa | 582 | struct io_u *io_u, unsigned int header_num) |
7437ee87 SL |
583 | { |
584 | struct vhdr_meta *vh = hdr_priv(hdr); | |
585 | ||
586 | vh->thread = td->thread_number; | |
587 | ||
588 | vh->time_sec = io_u->start_time.tv_sec; | |
589 | vh->time_usec = io_u->start_time.tv_usec; | |
590 | ||
591 | vh->numberio = td->io_issues[DDIR_WRITE]; | |
592 | ||
593 | vh->offset = io_u->offset + header_num * td->o.verify_interval; | |
594 | } | |
595 | ||
cd14cc10 JA |
596 | static void fill_sha512(struct verify_header *hdr, void *p, unsigned int len) |
597 | { | |
546dfd9f | 598 | struct vhdr_sha512 *vh = hdr_priv(hdr); |
cd14cc10 | 599 | struct sha512_ctx sha512_ctx = { |
546dfd9f | 600 | .buf = vh->sha512, |
cd14cc10 JA |
601 | }; |
602 | ||
603 | sha512_init(&sha512_ctx); | |
604 | sha512_update(&sha512_ctx, p, len); | |
605 | } | |
606 | ||
607 | static void fill_sha256(struct verify_header *hdr, void *p, unsigned int len) | |
608 | { | |
546dfd9f | 609 | struct vhdr_sha256 *vh = hdr_priv(hdr); |
cd14cc10 | 610 | struct sha256_ctx sha256_ctx = { |
546dfd9f | 611 | .buf = vh->sha256, |
cd14cc10 JA |
612 | }; |
613 | ||
614 | sha256_init(&sha256_ctx); | |
615 | sha256_update(&sha256_ctx, p, len); | |
616 | } | |
617 | ||
7c353ceb JA |
618 | static void fill_sha1(struct verify_header *hdr, void *p, unsigned int len) |
619 | { | |
620 | struct vhdr_sha1 *vh = hdr_priv(hdr); | |
621 | struct sha1_ctx sha1_ctx = { | |
622 | .H = vh->sha1, | |
623 | }; | |
624 | ||
625 | sha1_init(&sha1_ctx); | |
626 | sha1_update(&sha1_ctx, p, len); | |
627 | } | |
628 | ||
1e154bdb JA |
629 | static void fill_crc7(struct verify_header *hdr, void *p, unsigned int len) |
630 | { | |
546dfd9f JA |
631 | struct vhdr_crc7 *vh = hdr_priv(hdr); |
632 | ||
633 | vh->crc7 = crc7(p, len); | |
1e154bdb JA |
634 | } |
635 | ||
969f7ed3 JA |
636 | static void fill_crc16(struct verify_header *hdr, void *p, unsigned int len) |
637 | { | |
546dfd9f JA |
638 | struct vhdr_crc16 *vh = hdr_priv(hdr); |
639 | ||
640 | vh->crc16 = crc16(p, len); | |
969f7ed3 JA |
641 | } |
642 | ||
e29d1b70 JA |
643 | static void fill_crc32(struct verify_header *hdr, void *p, unsigned int len) |
644 | { | |
546dfd9f JA |
645 | struct vhdr_crc32 *vh = hdr_priv(hdr); |
646 | ||
647 | vh->crc32 = crc32(p, len); | |
e29d1b70 JA |
648 | } |
649 | ||
bac39e0e JA |
650 | static void fill_crc32c(struct verify_header *hdr, void *p, unsigned int len) |
651 | { | |
652 | struct vhdr_crc32 *vh = hdr_priv(hdr); | |
653 | ||
3845591f JA |
654 | if (hdr->verify_type == VERIFY_CRC32C_INTEL) |
655 | vh->crc32 = crc32c_intel(p, len); | |
656 | else | |
657 | vh->crc32 = crc32c(p, len); | |
bac39e0e JA |
658 | } |
659 | ||
d77a7af3 JA |
660 | static void fill_crc64(struct verify_header *hdr, void *p, unsigned int len) |
661 | { | |
546dfd9f JA |
662 | struct vhdr_crc64 *vh = hdr_priv(hdr); |
663 | ||
664 | vh->crc64 = crc64(p, len); | |
d77a7af3 JA |
665 | } |
666 | ||
e29d1b70 JA |
667 | static void fill_md5(struct verify_header *hdr, void *p, unsigned int len) |
668 | { | |
546dfd9f | 669 | struct vhdr_md5 *vh = hdr_priv(hdr); |
8c432325 | 670 | struct md5_ctx md5_ctx = { |
546dfd9f | 671 | .hash = (uint32_t *) vh->md5_digest, |
8c432325 | 672 | }; |
e29d1b70 | 673 | |
61f821f1 | 674 | md5_init(&md5_ctx); |
e29d1b70 | 675 | md5_update(&md5_ctx, p, len); |
e29d1b70 JA |
676 | } |
677 | ||
678 | /* | |
679 | * fill body of io_u->buf with random data and add a header with the | |
680 | * crc32 or md5 sum of that data. | |
681 | */ | |
682 | void populate_verify_io_u(struct thread_data *td, struct io_u *io_u) | |
683 | { | |
baefa9be | 684 | struct verify_header *hdr; |
95646108 | 685 | void *p = io_u->buf, *data; |
7437ee87 | 686 | unsigned int hdr_inc, data_len, header_num = 0; |
e29d1b70 | 687 | |
9cc3d150 JA |
688 | if (td->o.verify == VERIFY_NULL) |
689 | return; | |
690 | ||
cbe8d756 | 691 | fill_pattern(td, p, io_u->buflen, io_u); |
546a9142 SL |
692 | |
693 | hdr_inc = io_u->buflen; | |
a59e170d JA |
694 | if (td->o.verify_interval) |
695 | hdr_inc = td->o.verify_interval; | |
baefa9be | 696 | |
5ec10eaa | 697 | for (; p < io_u->buf + io_u->buflen; p += hdr_inc) { |
95646108 | 698 | hdr = p; |
3f9f4e26 SL |
699 | |
700 | hdr->fio_magic = FIO_HDR_MAGIC; | |
701 | hdr->verify_type = td->o.verify; | |
546a9142 | 702 | hdr->len = hdr_inc; |
87677832 | 703 | data_len = hdr_inc - hdr_size(hdr); |
3f9f4e26 | 704 | |
87677832 | 705 | data = p + hdr_size(hdr); |
3f9f4e26 SL |
706 | switch (td->o.verify) { |
707 | case VERIFY_MD5: | |
bd6f78b2 JA |
708 | dprint(FD_VERIFY, "fill md5 io_u %p, len %u\n", |
709 | io_u, hdr->len); | |
3f9f4e26 SL |
710 | fill_md5(hdr, data, data_len); |
711 | break; | |
712 | case VERIFY_CRC64: | |
bd6f78b2 JA |
713 | dprint(FD_VERIFY, "fill crc64 io_u %p, len %u\n", |
714 | io_u, hdr->len); | |
3f9f4e26 SL |
715 | fill_crc64(hdr, data, data_len); |
716 | break; | |
bac39e0e | 717 | case VERIFY_CRC32C: |
3845591f | 718 | case VERIFY_CRC32C_INTEL: |
bac39e0e JA |
719 | dprint(FD_VERIFY, "fill crc32c io_u %p, len %u\n", |
720 | io_u, hdr->len); | |
721 | fill_crc32c(hdr, data, data_len); | |
722 | break; | |
3f9f4e26 | 723 | case VERIFY_CRC32: |
bd6f78b2 JA |
724 | dprint(FD_VERIFY, "fill crc32 io_u %p, len %u\n", |
725 | io_u, hdr->len); | |
3f9f4e26 SL |
726 | fill_crc32(hdr, data, data_len); |
727 | break; | |
728 | case VERIFY_CRC16: | |
bd6f78b2 JA |
729 | dprint(FD_VERIFY, "fill crc16 io_u %p, len %u\n", |
730 | io_u, hdr->len); | |
3f9f4e26 SL |
731 | fill_crc16(hdr, data, data_len); |
732 | break; | |
733 | case VERIFY_CRC7: | |
bd6f78b2 JA |
734 | dprint(FD_VERIFY, "fill crc7 io_u %p, len %u\n", |
735 | io_u, hdr->len); | |
3f9f4e26 SL |
736 | fill_crc7(hdr, data, data_len); |
737 | break; | |
cd14cc10 | 738 | case VERIFY_SHA256: |
bd6f78b2 JA |
739 | dprint(FD_VERIFY, "fill sha256 io_u %p, len %u\n", |
740 | io_u, hdr->len); | |
cd14cc10 JA |
741 | fill_sha256(hdr, data, data_len); |
742 | break; | |
743 | case VERIFY_SHA512: | |
bd6f78b2 JA |
744 | dprint(FD_VERIFY, "fill sha512 io_u %p, len %u\n", |
745 | io_u, hdr->len); | |
cd14cc10 JA |
746 | fill_sha512(hdr, data, data_len); |
747 | break; | |
7437ee87 | 748 | case VERIFY_META: |
bd6f78b2 JA |
749 | dprint(FD_VERIFY, "fill meta io_u %p, len %u\n", |
750 | io_u, hdr->len); | |
7437ee87 SL |
751 | fill_meta(hdr, td, io_u, header_num); |
752 | break; | |
7c353ceb JA |
753 | case VERIFY_SHA1: |
754 | dprint(FD_VERIFY, "fill sha1 io_u %p, len %u\n", | |
755 | io_u, hdr->len); | |
756 | fill_sha1(hdr, data, data_len); | |
757 | break; | |
3f9f4e26 SL |
758 | default: |
759 | log_err("fio: bad verify type: %d\n", td->o.verify); | |
760 | assert(0); | |
761 | } | |
a59e170d | 762 | if (td->o.verify_offset) |
87677832 | 763 | memswp(p, p + td->o.verify_offset, hdr_size(hdr)); |
7437ee87 | 764 | header_num++; |
e29d1b70 | 765 | } |
e29d1b70 JA |
766 | } |
767 | ||
768 | int get_next_verify(struct thread_data *td, struct io_u *io_u) | |
769 | { | |
8de8f047 | 770 | struct io_piece *ipo = NULL; |
e29d1b70 | 771 | |
d2d7fa53 JA |
772 | /* |
773 | * this io_u is from a requeue, we already filled the offsets | |
774 | */ | |
775 | if (io_u->file) | |
776 | return 0; | |
777 | ||
8de8f047 JA |
778 | if (!RB_EMPTY_ROOT(&td->io_hist_tree)) { |
779 | struct rb_node *n = rb_first(&td->io_hist_tree); | |
e29d1b70 | 780 | |
8de8f047 | 781 | ipo = rb_entry(n, struct io_piece, rb_node); |
4b87898e | 782 | rb_erase(n, &td->io_hist_tree); |
9e144189 | 783 | td->io_hist_len--; |
01743ee1 JA |
784 | } else if (!flist_empty(&td->io_hist_list)) { |
785 | ipo = flist_entry(td->io_hist_list.next, struct io_piece, list); | |
9e144189 | 786 | td->io_hist_len--; |
01743ee1 | 787 | flist_del(&ipo->list); |
8de8f047 | 788 | } |
e29d1b70 | 789 | |
8de8f047 | 790 | if (ipo) { |
e29d1b70 JA |
791 | io_u->offset = ipo->offset; |
792 | io_u->buflen = ipo->len; | |
36167d82 | 793 | io_u->file = ipo->file; |
97af62ce | 794 | |
d6aed795 | 795 | if (!fio_file_open(io_u->file)) { |
97af62ce JA |
796 | int r = td_io_open_file(td, io_u->file); |
797 | ||
bd6f78b2 JA |
798 | if (r) { |
799 | dprint(FD_VERIFY, "failed file %s open\n", | |
800 | io_u->file->file_name); | |
97af62ce | 801 | return 1; |
bd6f78b2 | 802 | } |
97af62ce JA |
803 | } |
804 | ||
805 | get_file(ipo->file); | |
d6aed795 | 806 | assert(fio_file_open(io_u->file)); |
e29d1b70 | 807 | io_u->ddir = DDIR_READ; |
36167d82 JA |
808 | io_u->xfer_buf = io_u->buf; |
809 | io_u->xfer_buflen = io_u->buflen; | |
e29d1b70 | 810 | free(ipo); |
bd6f78b2 | 811 | dprint(FD_VERIFY, "get_next_verify: ret io_u %p\n", io_u); |
e29d1b70 JA |
812 | return 0; |
813 | } | |
814 | ||
bd6f78b2 | 815 | dprint(FD_VERIFY, "get_next_verify: empty\n"); |
e29d1b70 JA |
816 | return 1; |
817 | } | |
e8462bd8 JA |
818 | |
819 | static void *verify_async_thread(void *data) | |
820 | { | |
821 | struct thread_data *td = data; | |
822 | struct io_u *io_u; | |
823 | int ret = 0; | |
824 | ||
825 | if (td->o.verify_cpumask_set && | |
826 | fio_setaffinity(td->pid, td->o.verify_cpumask)) { | |
827 | log_err("fio: failed setting verify thread affinity\n"); | |
828 | goto done; | |
829 | } | |
830 | ||
831 | do { | |
e53ab27c JA |
832 | FLIST_HEAD(list); |
833 | ||
e8462bd8 JA |
834 | read_barrier(); |
835 | if (td->verify_thread_exit) | |
836 | break; | |
837 | ||
838 | pthread_mutex_lock(&td->io_u_lock); | |
839 | ||
840 | while (flist_empty(&td->verify_list) && | |
841 | !td->verify_thread_exit) { | |
b36e298b JA |
842 | ret = pthread_cond_wait(&td->verify_cond, |
843 | &td->io_u_lock); | |
e8462bd8 JA |
844 | if (ret) { |
845 | pthread_mutex_unlock(&td->io_u_lock); | |
846 | break; | |
847 | } | |
848 | } | |
849 | ||
e53ab27c JA |
850 | flist_splice_init(&td->verify_list, &list); |
851 | pthread_mutex_unlock(&td->io_u_lock); | |
852 | ||
853 | if (flist_empty(&list)) | |
e8462bd8 | 854 | continue; |
e8462bd8 | 855 | |
e53ab27c JA |
856 | while (!flist_empty(&list)) { |
857 | io_u = flist_entry(list.next, struct io_u, list); | |
858 | flist_del_init(&io_u->list); | |
e8462bd8 | 859 | |
d561f2ab | 860 | ret = verify_io_u(td, io_u); |
e53ab27c | 861 | put_io_u(td, io_u); |
d561f2ab JA |
862 | if (!ret) |
863 | continue; | |
864 | if (td->o.continue_on_error && | |
865 | td_non_fatal_error(ret)) { | |
866 | update_error_count(td, ret); | |
867 | td_clear_error(td); | |
868 | ret = 0; | |
869 | } | |
e53ab27c | 870 | } |
e8462bd8 JA |
871 | } while (!ret); |
872 | ||
d561f2ab JA |
873 | if (ret) { |
874 | td_verror(td, ret, "async_verify"); | |
f3e6cb95 JA |
875 | if (td->o.verify_fatal) |
876 | td->terminate = 1; | |
d561f2ab JA |
877 | } |
878 | ||
e8462bd8 JA |
879 | done: |
880 | pthread_mutex_lock(&td->io_u_lock); | |
881 | td->nr_verify_threads--; | |
882 | pthread_mutex_unlock(&td->io_u_lock); | |
883 | ||
884 | pthread_cond_signal(&td->free_cond); | |
885 | return NULL; | |
886 | } | |
887 | ||
888 | int verify_async_init(struct thread_data *td) | |
889 | { | |
890 | int i, ret; | |
891 | ||
892 | td->verify_thread_exit = 0; | |
893 | ||
894 | td->verify_threads = malloc(sizeof(pthread_t) * td->o.verify_async); | |
895 | for (i = 0; i < td->o.verify_async; i++) { | |
896 | ret = pthread_create(&td->verify_threads[i], NULL, | |
897 | verify_async_thread, td); | |
898 | if (ret) { | |
899 | log_err("fio: async verify creation failed: %s\n", | |
900 | strerror(ret)); | |
901 | break; | |
902 | } | |
903 | ret = pthread_detach(td->verify_threads[i]); | |
904 | if (ret) { | |
905 | log_err("fio: async verify thread detach failed: %s\n", | |
906 | strerror(ret)); | |
907 | break; | |
908 | } | |
909 | td->nr_verify_threads++; | |
910 | } | |
911 | ||
912 | if (i != td->o.verify_async) { | |
e40823b1 | 913 | log_err("fio: only %d verify threads started, exiting\n", i); |
e8462bd8 JA |
914 | td->verify_thread_exit = 1; |
915 | write_barrier(); | |
916 | pthread_cond_broadcast(&td->verify_cond); | |
917 | return 1; | |
918 | } | |
919 | ||
920 | return 0; | |
921 | } | |
922 | ||
923 | void verify_async_exit(struct thread_data *td) | |
924 | { | |
925 | td->verify_thread_exit = 1; | |
926 | write_barrier(); | |
927 | pthread_cond_broadcast(&td->verify_cond); | |
928 | ||
929 | pthread_mutex_lock(&td->io_u_lock); | |
930 | ||
931 | while (td->nr_verify_threads) | |
932 | pthread_cond_wait(&td->free_cond, &td->io_u_lock); | |
933 | ||
934 | pthread_mutex_unlock(&td->io_u_lock); | |
935 | free(td->verify_threads); | |
936 | td->verify_threads = NULL; | |
937 | } |