Commit | Line | Data |
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50d16976 JA |
1 | #include <stdio.h> |
2 | #include <stdlib.h> | |
83276370 | 3 | #include <string.h> |
50d16976 | 4 | #include <unistd.h> |
50d16976 | 5 | #include <errno.h> |
8393ca93 | 6 | #include <poll.h> |
50d16976 JA |
7 | #include <sys/types.h> |
8 | #include <sys/wait.h> | |
d05c4a03 | 9 | #include <sys/socket.h> |
87aa8f19 JA |
10 | #include <sys/stat.h> |
11 | #include <sys/un.h> | |
1f51bba9 | 12 | #include <sys/uio.h> |
50d16976 JA |
13 | #include <netinet/in.h> |
14 | #include <arpa/inet.h> | |
15 | #include <netdb.h> | |
e46d8091 | 16 | #include <syslog.h> |
9e22ecb0 | 17 | #include <signal.h> |
3989b143 | 18 | #ifdef CONFIG_ZLIB |
1b42725f | 19 | #include <zlib.h> |
3989b143 | 20 | #endif |
50d16976 JA |
21 | |
22 | #include "fio.h" | |
296ab20a | 23 | #include "options.h" |
132159a5 | 24 | #include "server.h" |
fcee5ff6 | 25 | #include "crc/crc16.h" |
c7c6cb4c | 26 | #include "lib/ieee754.h" |
3d2d14bc | 27 | #include "verify-state.h" |
ca09be4b | 28 | #include "smalloc.h" |
89cf1480 | 29 | |
5adc2447 | 30 | int fio_net_port = FIO_NET_PORT; |
50d16976 | 31 | |
f1867a7f | 32 | bool exit_backend = false; |
009b1be4 | 33 | |
f77d4b73 JA |
34 | enum { |
35 | SK_F_FREE = 1, | |
36 | SK_F_COPY = 2, | |
37 | SK_F_SIMPLE = 4, | |
02594e37 | 38 | SK_F_VEC = 8, |
bead01d7 | 39 | SK_F_INLINE = 16, |
f77d4b73 JA |
40 | }; |
41 | ||
42 | struct sk_entry { | |
4d27d429 JA |
43 | struct flist_head list; /* link on sk_out->list */ |
44 | int flags; /* SK_F_* */ | |
45 | int opcode; /* Actual command fields */ | |
f77d4b73 JA |
46 | void *buf; |
47 | off_t size; | |
28c7bcdf | 48 | uint64_t tag; |
4d27d429 | 49 | struct flist_head next; /* Other sk_entry's, if linked command */ |
f77d4b73 JA |
50 | }; |
51 | ||
87aa8f19 JA |
52 | static char *fio_server_arg; |
53 | static char *bind_sock; | |
54 | static struct sockaddr_in saddr_in; | |
811826be | 55 | static struct sockaddr_in6 saddr_in6; |
811826be | 56 | static int use_ipv6; |
3989b143 JA |
57 | #ifdef CONFIG_ZLIB |
58 | static unsigned int has_zlib = 1; | |
59 | #else | |
60 | static unsigned int has_zlib = 0; | |
61 | #endif | |
62 | static unsigned int use_zlib; | |
ca09be4b | 63 | static char me[128]; |
37db14fe | 64 | |
f77d4b73 JA |
65 | static pthread_key_t sk_out_key; |
66 | ||
f8fef4c6 | 67 | #ifdef WIN32 |
68 | static char *fio_server_pipe_name = NULL; | |
69 | static HANDLE hjob = INVALID_HANDLE_VALUE; | |
70 | struct ffi_element { | |
71 | union { | |
72 | pthread_t thread; | |
73 | HANDLE hProcess; | |
74 | }; | |
75 | bool is_thread; | |
76 | }; | |
77 | #endif | |
78 | ||
122c7725 JA |
79 | struct fio_fork_item { |
80 | struct flist_head list; | |
81 | int exitval; | |
82 | int signal; | |
83 | int exited; | |
f8fef4c6 | 84 | #ifdef WIN32 |
85 | struct ffi_element element; | |
86 | #else | |
122c7725 | 87 | pid_t pid; |
f8fef4c6 | 88 | #endif |
122c7725 JA |
89 | }; |
90 | ||
ca09be4b | 91 | struct cmd_reply { |
971caeb1 | 92 | struct fio_sem lock; |
ca09be4b JA |
93 | void *data; |
94 | size_t size; | |
95 | int error; | |
96 | }; | |
97 | ||
89c1707c JA |
98 | static const char *fio_server_ops[FIO_NET_CMD_NR] = { |
99 | "", | |
100 | "QUIT", | |
101 | "EXIT", | |
102 | "JOB", | |
103 | "JOBLINE", | |
104 | "TEXT", | |
105 | "TS", | |
106 | "GS", | |
107 | "SEND_ETA", | |
108 | "ETA", | |
109 | "PROBE", | |
110 | "START", | |
d09a64a0 JA |
111 | "STOP", |
112 | "DISK_UTIL", | |
b9d2f30a | 113 | "SERVER_START", |
807f9971 | 114 | "ADD_JOB", |
ca09be4b JA |
115 | "RUN", |
116 | "IOLOG", | |
117 | "UPDATE_JOB", | |
118 | "LOAD_FILE", | |
119 | "VTRIGGER", | |
120 | "SENDFILE", | |
9d9937b5 | 121 | "JOB_OPT", |
89c1707c JA |
122 | }; |
123 | ||
f77d4b73 JA |
124 | static void sk_lock(struct sk_out *sk_out) |
125 | { | |
971caeb1 | 126 | fio_sem_down(&sk_out->lock); |
f77d4b73 JA |
127 | } |
128 | ||
129 | static void sk_unlock(struct sk_out *sk_out) | |
130 | { | |
971caeb1 | 131 | fio_sem_up(&sk_out->lock); |
f77d4b73 JA |
132 | } |
133 | ||
24660963 JA |
134 | void sk_out_assign(struct sk_out *sk_out) |
135 | { | |
136 | if (!sk_out) | |
137 | return; | |
138 | ||
139 | sk_lock(sk_out); | |
140 | sk_out->refs++; | |
141 | sk_unlock(sk_out); | |
142 | pthread_setspecific(sk_out_key, sk_out); | |
143 | } | |
144 | ||
bce503fc | 145 | static void sk_out_free(struct sk_out *sk_out) |
24660963 | 146 | { |
971caeb1 BVA |
147 | __fio_sem_remove(&sk_out->lock); |
148 | __fio_sem_remove(&sk_out->wait); | |
149 | __fio_sem_remove(&sk_out->xmit); | |
24660963 JA |
150 | sfree(sk_out); |
151 | } | |
152 | ||
bce503fc | 153 | static int __sk_out_drop(struct sk_out *sk_out) |
24660963 | 154 | { |
24660963 JA |
155 | if (sk_out) { |
156 | int refs; | |
157 | ||
158 | sk_lock(sk_out); | |
c0d3245a | 159 | assert(sk_out->refs != 0); |
24660963 JA |
160 | refs = --sk_out->refs; |
161 | sk_unlock(sk_out); | |
162 | ||
bce503fc JA |
163 | if (!refs) { |
164 | sk_out_free(sk_out); | |
c0d3245a | 165 | pthread_setspecific(sk_out_key, NULL); |
bce503fc JA |
166 | return 0; |
167 | } | |
168 | } | |
169 | ||
170 | return 1; | |
171 | } | |
172 | ||
173 | void sk_out_drop(void) | |
174 | { | |
175 | struct sk_out *sk_out; | |
24660963 | 176 | |
bce503fc | 177 | sk_out = pthread_getspecific(sk_out_key); |
c0d3245a | 178 | __sk_out_drop(sk_out); |
24660963 JA |
179 | } |
180 | ||
9d2c74d7 JA |
181 | static void __fio_init_net_cmd(struct fio_net_cmd *cmd, uint16_t opcode, |
182 | uint32_t pdu_len, uint64_t tag) | |
183 | { | |
184 | memset(cmd, 0, sizeof(*cmd)); | |
185 | ||
186 | cmd->version = __cpu_to_le16(FIO_SERVER_VER); | |
187 | cmd->opcode = cpu_to_le16(opcode); | |
188 | cmd->tag = cpu_to_le64(tag); | |
189 | cmd->pdu_len = cpu_to_le32(pdu_len); | |
190 | } | |
191 | ||
192 | ||
193 | static void fio_init_net_cmd(struct fio_net_cmd *cmd, uint16_t opcode, | |
194 | const void *pdu, uint32_t pdu_len, uint64_t tag) | |
195 | { | |
196 | __fio_init_net_cmd(cmd, opcode, pdu_len, tag); | |
197 | ||
198 | if (pdu) | |
199 | memcpy(&cmd->payload, pdu, pdu_len); | |
200 | } | |
201 | ||
89c1707c JA |
202 | const char *fio_server_op(unsigned int op) |
203 | { | |
204 | static char buf[32]; | |
205 | ||
206 | if (op < FIO_NET_CMD_NR) | |
207 | return fio_server_ops[op]; | |
208 | ||
209 | sprintf(buf, "UNKNOWN/%d", op); | |
210 | return buf; | |
211 | } | |
212 | ||
5235f626 | 213 | static ssize_t iov_total_len(const struct iovec *iov, int count) |
132159a5 | 214 | { |
5235f626 | 215 | ssize_t ret = 0; |
794d69ca | 216 | |
5235f626 JA |
217 | while (count--) { |
218 | ret += iov->iov_len; | |
219 | iov++; | |
220 | } | |
221 | ||
222 | return ret; | |
223 | } | |
132159a5 | 224 | |
5235f626 JA |
225 | static int fio_sendv_data(int sk, struct iovec *iov, int count) |
226 | { | |
227 | ssize_t total_len = iov_total_len(iov, count); | |
228 | ssize_t ret; | |
229 | ||
230 | do { | |
231 | ret = writev(sk, iov, count); | |
132159a5 | 232 | if (ret > 0) { |
5235f626 JA |
233 | total_len -= ret; |
234 | if (!total_len) | |
132159a5 | 235 | break; |
5235f626 JA |
236 | |
237 | while (ret) { | |
238 | if (ret >= iov->iov_len) { | |
239 | ret -= iov->iov_len; | |
240 | iov++; | |
241 | continue; | |
242 | } | |
243 | iov->iov_base += ret; | |
244 | iov->iov_len -= ret; | |
245 | ret = 0; | |
246 | } | |
132159a5 JA |
247 | } else if (!ret) |
248 | break; | |
249 | else if (errno == EAGAIN || errno == EINTR) | |
250 | continue; | |
7b821684 JA |
251 | else |
252 | break; | |
132159a5 JA |
253 | } while (!exit_backend); |
254 | ||
5235f626 | 255 | if (!total_len) |
132159a5 JA |
256 | return 0; |
257 | ||
258 | return 1; | |
259 | } | |
260 | ||
9d2c74d7 | 261 | static int fio_send_data(int sk, const void *p, unsigned int len) |
5235f626 JA |
262 | { |
263 | struct iovec iov = { .iov_base = (void *) p, .iov_len = len }; | |
264 | ||
265 | assert(len <= sizeof(struct fio_net_cmd) + FIO_SERVER_MAX_FRAGMENT_PDU); | |
266 | ||
267 | return fio_sendv_data(sk, &iov, 1); | |
268 | } | |
269 | ||
8a596ff1 JA |
270 | bool fio_server_poll_fd(int fd, short events, int timeout) |
271 | { | |
4fd07b23 | 272 | struct pollfd pfd = { |
273 | .fd = fd, | |
274 | .events = events, | |
275 | }; | |
276 | int ret; | |
277 | ||
278 | ret = poll(&pfd, 1, timeout); | |
279 | if (ret < 0) { | |
280 | if (errno == EINTR) | |
281 | return false; | |
282 | log_err("fio: poll: %s\n", strerror(errno)); | |
283 | return false; | |
284 | } else if (!ret) { | |
285 | return false; | |
286 | } | |
287 | if (pfd.revents & events) | |
288 | return true; | |
289 | return false; | |
290 | } | |
291 | ||
0f836f39 | 292 | static int fio_recv_data(int sk, void *buf, unsigned int len, bool wait) |
132159a5 | 293 | { |
54e62ad4 | 294 | int flags; |
0f836f39 | 295 | char *p = buf; |
54e62ad4 JA |
296 | |
297 | if (wait) | |
298 | flags = MSG_WAITALL; | |
299 | else | |
bf67f422 | 300 | flags = OS_MSG_DONTWAIT; |
54e62ad4 | 301 | |
132159a5 | 302 | do { |
54e62ad4 | 303 | int ret = recv(sk, p, len, flags); |
132159a5 JA |
304 | |
305 | if (ret > 0) { | |
306 | len -= ret; | |
307 | if (!len) | |
308 | break; | |
309 | p += ret; | |
310 | continue; | |
311 | } else if (!ret) | |
312 | break; | |
54e62ad4 JA |
313 | else if (errno == EAGAIN || errno == EINTR) { |
314 | if (wait) | |
315 | continue; | |
316 | break; | |
317 | } else | |
7b821684 | 318 | break; |
132159a5 JA |
319 | } while (!exit_backend); |
320 | ||
321 | if (!len) | |
322 | return 0; | |
323 | ||
324 | return -1; | |
325 | } | |
326 | ||
327 | static int verify_convert_cmd(struct fio_net_cmd *cmd) | |
328 | { | |
fcee5ff6 | 329 | uint16_t crc; |
132159a5 | 330 | |
fcee5ff6 JA |
331 | cmd->cmd_crc16 = le16_to_cpu(cmd->cmd_crc16); |
332 | cmd->pdu_crc16 = le16_to_cpu(cmd->pdu_crc16); | |
132159a5 | 333 | |
25dfa848 | 334 | crc = fio_crc16(cmd, FIO_NET_CMD_CRC_SZ); |
fcee5ff6 | 335 | if (crc != cmd->cmd_crc16) { |
132159a5 | 336 | log_err("fio: server bad crc on command (got %x, wanted %x)\n", |
fcee5ff6 | 337 | cmd->cmd_crc16, crc); |
b2ef2748 JA |
338 | fprintf(f_err, "fio: server bad crc on command (got %x, wanted %x)\n", |
339 | cmd->cmd_crc16, crc); | |
132159a5 JA |
340 | return 1; |
341 | } | |
342 | ||
343 | cmd->version = le16_to_cpu(cmd->version); | |
344 | cmd->opcode = le16_to_cpu(cmd->opcode); | |
345 | cmd->flags = le32_to_cpu(cmd->flags); | |
af9c9fb3 | 346 | cmd->tag = le64_to_cpu(cmd->tag); |
132159a5 JA |
347 | cmd->pdu_len = le32_to_cpu(cmd->pdu_len); |
348 | ||
349 | switch (cmd->version) { | |
fa2ea806 | 350 | case FIO_SERVER_VER: |
132159a5 JA |
351 | break; |
352 | default: | |
353 | log_err("fio: bad server cmd version %d\n", cmd->version); | |
b2ef2748 JA |
354 | fprintf(f_err, "fio: client/server version mismatch (%d != %d)\n", |
355 | cmd->version, FIO_SERVER_VER); | |
132159a5 JA |
356 | return 1; |
357 | } | |
358 | ||
7c922795 JA |
359 | if (cmd->pdu_len > FIO_SERVER_MAX_FRAGMENT_PDU) { |
360 | log_err("fio: command payload too large: %u\n", cmd->pdu_len); | |
361 | return 1; | |
362 | } | |
363 | ||
132159a5 JA |
364 | return 0; |
365 | } | |
366 | ||
a64e88da JA |
367 | /* |
368 | * Read (and defragment, if necessary) incoming commands | |
369 | */ | |
54e62ad4 | 370 | struct fio_net_cmd *fio_net_recv_cmd(int sk, bool wait) |
132159a5 | 371 | { |
dfbf1f6f | 372 | struct fio_net_cmd cmd, *tmp, *cmdret = NULL; |
a64e88da | 373 | size_t cmd_size = 0, pdu_offset = 0; |
fcee5ff6 | 374 | uint16_t crc; |
a64e88da JA |
375 | int ret, first = 1; |
376 | void *pdu = NULL; | |
132159a5 | 377 | |
a64e88da | 378 | do { |
54e62ad4 | 379 | ret = fio_recv_data(sk, &cmd, sizeof(cmd), wait); |
a64e88da JA |
380 | if (ret) |
381 | break; | |
132159a5 | 382 | |
a64e88da JA |
383 | /* We have a command, verify it and swap if need be */ |
384 | ret = verify_convert_cmd(&cmd); | |
385 | if (ret) | |
386 | break; | |
132159a5 | 387 | |
0b8f30a5 JA |
388 | if (first) { |
389 | /* if this is text, add room for \0 at the end */ | |
390 | cmd_size = sizeof(cmd) + cmd.pdu_len + 1; | |
391 | assert(!cmdret); | |
392 | } else | |
a64e88da | 393 | cmd_size += cmd.pdu_len; |
132159a5 | 394 | |
dfbf1f6f JA |
395 | if (cmd_size / 1024 > FIO_SERVER_MAX_CMD_MB * 1024) { |
396 | log_err("fio: cmd+pdu too large (%llu)\n", (unsigned long long) cmd_size); | |
397 | ret = 1; | |
398 | break; | |
399 | } | |
400 | ||
401 | tmp = realloc(cmdret, cmd_size); | |
402 | if (!tmp) { | |
403 | log_err("fio: server failed allocating cmd\n"); | |
404 | ret = 1; | |
405 | break; | |
406 | } | |
407 | cmdret = tmp; | |
132159a5 | 408 | |
a64e88da JA |
409 | if (first) |
410 | memcpy(cmdret, &cmd, sizeof(cmd)); | |
67f15dcf JA |
411 | else if (cmdret->opcode != cmd.opcode) { |
412 | log_err("fio: fragment opcode mismatch (%d != %d)\n", | |
413 | cmdret->opcode, cmd.opcode); | |
414 | ret = 1; | |
415 | break; | |
416 | } | |
a64e88da JA |
417 | |
418 | if (!cmd.pdu_len) | |
419 | break; | |
420 | ||
421 | /* There's payload, get it */ | |
0f836f39 | 422 | pdu = (char *) cmdret->payload + pdu_offset; |
54e62ad4 | 423 | ret = fio_recv_data(sk, pdu, cmd.pdu_len, wait); |
a64e88da JA |
424 | if (ret) |
425 | break; | |
426 | ||
427 | /* Verify payload crc */ | |
25dfa848 | 428 | crc = fio_crc16(pdu, cmd.pdu_len); |
a64e88da JA |
429 | if (crc != cmd.pdu_crc16) { |
430 | log_err("fio: server bad crc on payload "); | |
431 | log_err("(got %x, wanted %x)\n", cmd.pdu_crc16, crc); | |
432 | ret = 1; | |
433 | break; | |
434 | } | |
435 | ||
436 | pdu_offset += cmd.pdu_len; | |
817f06bb JA |
437 | if (!first) |
438 | cmdret->pdu_len += cmd.pdu_len; | |
a64e88da JA |
439 | first = 0; |
440 | } while (cmd.flags & FIO_NET_CMD_F_MORE); | |
132159a5 | 441 | |
a64e88da JA |
442 | if (ret) { |
443 | free(cmdret); | |
444 | cmdret = NULL; | |
0b8f30a5 JA |
445 | } else if (cmdret) { |
446 | /* zero-terminate text input */ | |
084d1c6f JA |
447 | if (cmdret->pdu_len) { |
448 | if (cmdret->opcode == FIO_NET_CMD_TEXT) { | |
8a1db9a1 JA |
449 | struct cmd_text_pdu *__pdu = (struct cmd_text_pdu *) cmdret->payload; |
450 | char *buf = (char *) __pdu->buf; | |
fb2bec15 | 451 | int len = le32_to_cpu(__pdu->buf_len); |
0b8f30a5 | 452 | |
fb2bec15 | 453 | buf[len] = '\0'; |
084d1c6f | 454 | } else if (cmdret->opcode == FIO_NET_CMD_JOB) { |
8a1db9a1 JA |
455 | struct cmd_job_pdu *__pdu = (struct cmd_job_pdu *) cmdret->payload; |
456 | char *buf = (char *) __pdu->buf; | |
457 | int len = le32_to_cpu(__pdu->buf_len); | |
084d1c6f | 458 | |
46bcd498 | 459 | buf[len] = '\0'; |
084d1c6f | 460 | } |
0b8f30a5 | 461 | } |
084d1c6f | 462 | |
0b8f30a5 | 463 | /* frag flag is internal */ |
a64e88da | 464 | cmdret->flags &= ~FIO_NET_CMD_F_MORE; |
0b8f30a5 | 465 | } |
a64e88da JA |
466 | |
467 | return cmdret; | |
132159a5 JA |
468 | } |
469 | ||
40c60516 JA |
470 | static void add_reply(uint64_t tag, struct flist_head *list) |
471 | { | |
a572bbfb | 472 | struct fio_net_cmd_reply *reply; |
40c60516 | 473 | |
a572bbfb | 474 | reply = (struct fio_net_cmd_reply *) (uintptr_t) tag; |
40c60516 JA |
475 | flist_add_tail(&reply->list, list); |
476 | } | |
477 | ||
478 | static uint64_t alloc_reply(uint64_t tag, uint16_t opcode) | |
479 | { | |
480 | struct fio_net_cmd_reply *reply; | |
481 | ||
482 | reply = calloc(1, sizeof(*reply)); | |
483 | INIT_FLIST_HEAD(&reply->list); | |
8b6a404c | 484 | fio_gettime(&reply->ts, NULL); |
40c60516 JA |
485 | reply->saved_tag = tag; |
486 | reply->opcode = opcode; | |
487 | ||
488 | return (uintptr_t) reply; | |
489 | } | |
490 | ||
491 | static void free_reply(uint64_t tag) | |
492 | { | |
a572bbfb | 493 | struct fio_net_cmd_reply *reply; |
40c60516 | 494 | |
a572bbfb | 495 | reply = (struct fio_net_cmd_reply *) (uintptr_t) tag; |
40c60516 JA |
496 | free(reply); |
497 | } | |
498 | ||
9d2c74d7 | 499 | static void fio_net_cmd_crc_pdu(struct fio_net_cmd *cmd, const void *pdu) |
132159a5 JA |
500 | { |
501 | uint32_t pdu_len; | |
502 | ||
25dfa848 | 503 | cmd->cmd_crc16 = __cpu_to_le16(fio_crc16(cmd, FIO_NET_CMD_CRC_SZ)); |
132159a5 JA |
504 | |
505 | pdu_len = le32_to_cpu(cmd->pdu_len); | |
1b42725f JA |
506 | cmd->pdu_crc16 = __cpu_to_le16(fio_crc16(pdu, pdu_len)); |
507 | } | |
508 | ||
9d2c74d7 | 509 | static void fio_net_cmd_crc(struct fio_net_cmd *cmd) |
1b42725f JA |
510 | { |
511 | fio_net_cmd_crc_pdu(cmd, cmd->payload); | |
132159a5 JA |
512 | } |
513 | ||
af9c9fb3 | 514 | int fio_net_send_cmd(int fd, uint16_t opcode, const void *buf, off_t size, |
40c60516 | 515 | uint64_t *tagptr, struct flist_head *list) |
794d69ca | 516 | { |
7f868316 JA |
517 | struct fio_net_cmd *cmd = NULL; |
518 | size_t this_len, cur_len = 0; | |
40c60516 | 519 | uint64_t tag; |
794d69ca JA |
520 | int ret; |
521 | ||
40c60516 JA |
522 | if (list) { |
523 | assert(tagptr); | |
524 | tag = *tagptr = alloc_reply(*tagptr, opcode); | |
525 | } else | |
526 | tag = tagptr ? *tagptr : 0; | |
527 | ||
794d69ca JA |
528 | do { |
529 | this_len = size; | |
b9d2f30a JA |
530 | if (this_len > FIO_SERVER_MAX_FRAGMENT_PDU) |
531 | this_len = FIO_SERVER_MAX_FRAGMENT_PDU; | |
794d69ca | 532 | |
7f868316 JA |
533 | if (!cmd || cur_len < sizeof(*cmd) + this_len) { |
534 | if (cmd) | |
535 | free(cmd); | |
536 | ||
537 | cur_len = sizeof(*cmd) + this_len; | |
538 | cmd = malloc(cur_len); | |
539 | } | |
794d69ca | 540 | |
af9c9fb3 | 541 | fio_init_net_cmd(cmd, opcode, buf, this_len, tag); |
794d69ca JA |
542 | |
543 | if (this_len < size) | |
ddcc0b69 | 544 | cmd->flags = __cpu_to_le32(FIO_NET_CMD_F_MORE); |
794d69ca JA |
545 | |
546 | fio_net_cmd_crc(cmd); | |
547 | ||
548 | ret = fio_send_data(fd, cmd, sizeof(*cmd) + this_len); | |
794d69ca JA |
549 | size -= this_len; |
550 | buf += this_len; | |
551 | } while (!ret && size); | |
552 | ||
40c60516 JA |
553 | if (list) { |
554 | if (ret) | |
555 | free_reply(tag); | |
556 | else | |
557 | add_reply(tag, list); | |
558 | } | |
559 | ||
7f868316 JA |
560 | if (cmd) |
561 | free(cmd); | |
562 | ||
794d69ca JA |
563 | return ret; |
564 | } | |
565 | ||
0cba0f91 JA |
566 | static struct sk_entry *fio_net_prep_cmd(uint16_t opcode, void *buf, |
567 | size_t size, uint64_t *tagptr, | |
568 | int flags) | |
f77d4b73 | 569 | { |
f77d4b73 JA |
570 | struct sk_entry *entry; |
571 | ||
572 | entry = smalloc(sizeof(*entry)); | |
e3500d99 JA |
573 | if (!entry) |
574 | return NULL; | |
575 | ||
02594e37 | 576 | INIT_FLIST_HEAD(&entry->next); |
f77d4b73 JA |
577 | entry->opcode = opcode; |
578 | if (flags & SK_F_COPY) { | |
579 | entry->buf = smalloc(size); | |
580 | memcpy(entry->buf, buf, size); | |
581 | } else | |
582 | entry->buf = buf; | |
bead01d7 | 583 | |
f77d4b73 | 584 | entry->size = size; |
28c7bcdf JA |
585 | if (tagptr) |
586 | entry->tag = *tagptr; | |
587 | else | |
588 | entry->tag = 0; | |
f77d4b73 | 589 | entry->flags = flags; |
02594e37 JA |
590 | return entry; |
591 | } | |
592 | ||
bead01d7 JA |
593 | static int handle_sk_entry(struct sk_out *sk_out, struct sk_entry *entry); |
594 | ||
02594e37 JA |
595 | static void fio_net_queue_entry(struct sk_entry *entry) |
596 | { | |
597 | struct sk_out *sk_out = pthread_getspecific(sk_out_key); | |
598 | ||
bead01d7 JA |
599 | if (entry->flags & SK_F_INLINE) |
600 | handle_sk_entry(sk_out, entry); | |
601 | else { | |
602 | sk_lock(sk_out); | |
603 | flist_add_tail(&entry->list, &sk_out->list); | |
604 | sk_unlock(sk_out); | |
f77d4b73 | 605 | |
971caeb1 | 606 | fio_sem_up(&sk_out->wait); |
bead01d7 | 607 | } |
02594e37 | 608 | } |
f77d4b73 | 609 | |
02594e37 JA |
610 | static int fio_net_queue_cmd(uint16_t opcode, void *buf, off_t size, |
611 | uint64_t *tagptr, int flags) | |
612 | { | |
613 | struct sk_entry *entry; | |
614 | ||
615 | entry = fio_net_prep_cmd(opcode, buf, size, tagptr, flags); | |
81b3c86f JA |
616 | if (entry) { |
617 | fio_net_queue_entry(entry); | |
618 | return 0; | |
619 | } | |
620 | ||
621 | return 1; | |
f77d4b73 JA |
622 | } |
623 | ||
89c1707c | 624 | static int fio_net_send_simple_stack_cmd(int sk, uint16_t opcode, uint64_t tag) |
132159a5 | 625 | { |
178cde9f | 626 | struct fio_net_cmd cmd; |
132159a5 | 627 | |
af9c9fb3 | 628 | fio_init_net_cmd(&cmd, opcode, NULL, 0, tag); |
132159a5 JA |
629 | fio_net_cmd_crc(&cmd); |
630 | ||
631 | return fio_send_data(sk, &cmd, sizeof(cmd)); | |
632 | } | |
633 | ||
89c1707c JA |
634 | /* |
635 | * If 'list' is non-NULL, then allocate and store the sent command for | |
636 | * later verification. | |
637 | */ | |
638 | int fio_net_send_simple_cmd(int sk, uint16_t opcode, uint64_t tag, | |
639 | struct flist_head *list) | |
640 | { | |
89c1707c JA |
641 | int ret; |
642 | ||
40c60516 JA |
643 | if (list) |
644 | tag = alloc_reply(tag, opcode); | |
89c1707c | 645 | |
40c60516 | 646 | ret = fio_net_send_simple_stack_cmd(sk, opcode, tag); |
89c1707c | 647 | if (ret) { |
40c60516 JA |
648 | if (list) |
649 | free_reply(tag); | |
650 | ||
89c1707c JA |
651 | return ret; |
652 | } | |
653 | ||
40c60516 JA |
654 | if (list) |
655 | add_reply(tag, list); | |
656 | ||
89c1707c JA |
657 | return 0; |
658 | } | |
659 | ||
f77d4b73 JA |
660 | static int fio_net_queue_quit(void) |
661 | { | |
662 | dprint(FD_NET, "server: sending quit\n"); | |
663 | ||
b647a293 | 664 | return fio_net_queue_cmd(FIO_NET_CMD_QUIT, NULL, 0, NULL, SK_F_SIMPLE); |
f77d4b73 JA |
665 | } |
666 | ||
122c7725 | 667 | int fio_net_send_quit(int sk) |
437377e1 | 668 | { |
46c48f1f | 669 | dprint(FD_NET, "server: sending quit\n"); |
122c7725 | 670 | |
8c95307b | 671 | return fio_net_send_simple_cmd(sk, FIO_NET_CMD_QUIT, 0, NULL); |
437377e1 JA |
672 | } |
673 | ||
f77d4b73 | 674 | static int fio_net_send_ack(struct fio_net_cmd *cmd, int error, int signal) |
132159a5 | 675 | { |
11e950bd | 676 | struct cmd_end_pdu epdu; |
f58bd2a4 | 677 | uint64_t tag = 0; |
122c7725 | 678 | |
f58bd2a4 JA |
679 | if (cmd) |
680 | tag = cmd->tag; | |
122c7725 JA |
681 | |
682 | epdu.error = __cpu_to_le32(error); | |
683 | epdu.signal = __cpu_to_le32(signal); | |
b647a293 | 684 | return fio_net_queue_cmd(FIO_NET_CMD_STOP, &epdu, sizeof(epdu), &tag, SK_F_COPY); |
f58bd2a4 JA |
685 | } |
686 | ||
f77d4b73 | 687 | static int fio_net_queue_stop(int error, int signal) |
f58bd2a4 JA |
688 | { |
689 | dprint(FD_NET, "server: sending stop (%d, %d)\n", error, signal); | |
f77d4b73 | 690 | return fio_net_send_ack(NULL, error, signal); |
122c7725 JA |
691 | } |
692 | ||
f8fef4c6 | 693 | #ifdef WIN32 |
694 | static void fio_server_add_fork_item(struct ffi_element *element, struct flist_head *list) | |
695 | { | |
696 | struct fio_fork_item *ffi; | |
697 | ||
698 | ffi = malloc(sizeof(*ffi)); | |
699 | ffi->exitval = 0; | |
700 | ffi->signal = 0; | |
701 | ffi->exited = 0; | |
702 | ffi->element = *element; | |
703 | flist_add_tail(&ffi->list, list); | |
704 | } | |
705 | ||
706 | static void fio_server_add_conn_pid(struct flist_head *conn_list, HANDLE hProcess) | |
707 | { | |
708 | struct ffi_element element = {.hProcess = hProcess, .is_thread=FALSE}; | |
709 | dprint(FD_NET, "server: forked off connection job (tid=%u)\n", (int) element.thread); | |
710 | ||
711 | fio_server_add_fork_item(&element, conn_list); | |
712 | } | |
713 | ||
714 | static void fio_server_add_job_pid(struct flist_head *job_list, pthread_t thread) | |
715 | { | |
716 | struct ffi_element element = {.thread = thread, .is_thread=TRUE}; | |
717 | dprint(FD_NET, "server: forked off job job (tid=%u)\n", (int) element.thread); | |
718 | fio_server_add_fork_item(&element, job_list); | |
719 | } | |
720 | ||
721 | static void fio_server_check_fork_item(struct fio_fork_item *ffi) | |
722 | { | |
723 | int ret; | |
724 | ||
725 | if (ffi->element.is_thread) { | |
726 | ||
727 | ret = pthread_kill(ffi->element.thread, 0); | |
728 | if (ret) { | |
729 | int rev_val; | |
730 | pthread_join(ffi->element.thread, (void**) &rev_val); /*if the thread is dead, then join it to get status*/ | |
731 | ||
732 | ffi->exitval = rev_val; | |
733 | if (ffi->exitval) | |
734 | log_err("thread (tid=%u) exited with %x\n", (int) ffi->element.thread, (int) ffi->exitval); | |
735 | dprint(FD_PROCESS, "thread (tid=%u) exited with %x\n", (int) ffi->element.thread, (int) ffi->exitval); | |
736 | ffi->exited = 1; | |
737 | } | |
738 | } else { | |
739 | DWORD exit_val; | |
740 | GetExitCodeProcess(ffi->element.hProcess, &exit_val); | |
741 | ||
742 | if (exit_val != STILL_ACTIVE) { | |
743 | dprint(FD_PROCESS, "process %u exited with %d\n", GetProcessId(ffi->element.hProcess), exit_val); | |
744 | ffi->exited = 1; | |
745 | ffi->exitval = exit_val; | |
746 | } | |
747 | } | |
748 | } | |
749 | #else | |
122c7725 JA |
750 | static void fio_server_add_fork_item(pid_t pid, struct flist_head *list) |
751 | { | |
752 | struct fio_fork_item *ffi; | |
753 | ||
754 | ffi = malloc(sizeof(*ffi)); | |
755 | ffi->exitval = 0; | |
756 | ffi->signal = 0; | |
757 | ffi->exited = 0; | |
758 | ffi->pid = pid; | |
759 | flist_add_tail(&ffi->list, list); | |
760 | } | |
761 | ||
6348b5de | 762 | static void fio_server_add_conn_pid(struct flist_head *conn_list, pid_t pid) |
122c7725 | 763 | { |
a7533dbd | 764 | dprint(FD_NET, "server: forked off connection job (pid=%u)\n", (int) pid); |
6348b5de | 765 | fio_server_add_fork_item(pid, conn_list); |
122c7725 JA |
766 | } |
767 | ||
6348b5de | 768 | static void fio_server_add_job_pid(struct flist_head *job_list, pid_t pid) |
122c7725 | 769 | { |
a7533dbd | 770 | dprint(FD_NET, "server: forked off job job (pid=%u)\n", (int) pid); |
6348b5de | 771 | fio_server_add_fork_item(pid, job_list); |
122c7725 JA |
772 | } |
773 | ||
774 | static void fio_server_check_fork_item(struct fio_fork_item *ffi) | |
775 | { | |
776 | int ret, status; | |
777 | ||
778 | ret = waitpid(ffi->pid, &status, WNOHANG); | |
779 | if (ret < 0) { | |
780 | if (errno == ECHILD) { | |
a7533dbd | 781 | log_err("fio: connection pid %u disappeared\n", (int) ffi->pid); |
122c7725 JA |
782 | ffi->exited = 1; |
783 | } else | |
784 | log_err("fio: waitpid: %s\n", strerror(errno)); | |
785 | } else if (ret == ffi->pid) { | |
786 | if (WIFSIGNALED(status)) { | |
787 | ffi->signal = WTERMSIG(status); | |
788 | ffi->exited = 1; | |
789 | } | |
790 | if (WIFEXITED(status)) { | |
791 | if (WEXITSTATUS(status)) | |
792 | ffi->exitval = WEXITSTATUS(status); | |
793 | ffi->exited = 1; | |
794 | } | |
795 | } | |
796 | } | |
f8fef4c6 | 797 | #endif |
122c7725 | 798 | |
f77d4b73 | 799 | static void fio_server_fork_item_done(struct fio_fork_item *ffi, bool stop) |
122c7725 | 800 | { |
f8fef4c6 | 801 | #ifdef WIN32 |
802 | if (ffi->element.is_thread) | |
803 | dprint(FD_NET, "tid %u exited, sig=%u, exitval=%d\n", (int) ffi->element.thread, ffi->signal, ffi->exitval); | |
804 | else { | |
805 | dprint(FD_NET, "pid %u exited, sig=%u, exitval=%d\n", (int) GetProcessId(ffi->element.hProcess), ffi->signal, ffi->exitval); | |
806 | CloseHandle(ffi->element.hProcess); | |
807 | ffi->element.hProcess = INVALID_HANDLE_VALUE; | |
808 | } | |
809 | #else | |
a7533dbd | 810 | dprint(FD_NET, "pid %u exited, sig=%u, exitval=%d\n", (int) ffi->pid, ffi->signal, ffi->exitval); |
f8fef4c6 | 811 | #endif |
122c7725 JA |
812 | |
813 | /* | |
814 | * Fold STOP and QUIT... | |
815 | */ | |
f77d4b73 JA |
816 | if (stop) { |
817 | fio_net_queue_stop(ffi->exitval, ffi->signal); | |
818 | fio_net_queue_quit(); | |
819 | } | |
820 | ||
122c7725 JA |
821 | flist_del(&ffi->list); |
822 | free(ffi); | |
823 | } | |
824 | ||
f77d4b73 | 825 | static void fio_server_check_fork_items(struct flist_head *list, bool stop) |
122c7725 JA |
826 | { |
827 | struct flist_head *entry, *tmp; | |
828 | struct fio_fork_item *ffi; | |
829 | ||
830 | flist_for_each_safe(entry, tmp, list) { | |
831 | ffi = flist_entry(entry, struct fio_fork_item, list); | |
832 | ||
833 | fio_server_check_fork_item(ffi); | |
834 | ||
835 | if (ffi->exited) | |
f77d4b73 | 836 | fio_server_fork_item_done(ffi, stop); |
122c7725 JA |
837 | } |
838 | } | |
839 | ||
6348b5de | 840 | static void fio_server_check_jobs(struct flist_head *job_list) |
122c7725 | 841 | { |
f77d4b73 | 842 | fio_server_check_fork_items(job_list, true); |
122c7725 JA |
843 | } |
844 | ||
6348b5de | 845 | static void fio_server_check_conns(struct flist_head *conn_list) |
122c7725 | 846 | { |
f77d4b73 | 847 | fio_server_check_fork_items(conn_list, false); |
122c7725 JA |
848 | } |
849 | ||
323255cc JA |
850 | static int handle_load_file_cmd(struct fio_net_cmd *cmd) |
851 | { | |
852 | struct cmd_load_file_pdu *pdu = (struct cmd_load_file_pdu *) cmd->payload; | |
853 | void *file_name = pdu->file; | |
854 | struct cmd_start_pdu spdu; | |
855 | ||
856 | dprint(FD_NET, "server: loading local file %s\n", (char *) file_name); | |
857 | ||
858 | pdu->name_len = le16_to_cpu(pdu->name_len); | |
859 | pdu->client_type = le16_to_cpu(pdu->client_type); | |
860 | ||
861 | if (parse_jobs_ini(file_name, 0, 0, pdu->client_type)) { | |
f77d4b73 | 862 | fio_net_queue_quit(); |
323255cc JA |
863 | return -1; |
864 | } | |
865 | ||
866 | spdu.jobs = cpu_to_le32(thread_number); | |
867 | spdu.stat_outputs = cpu_to_le32(stat_number); | |
f77d4b73 | 868 | fio_net_queue_cmd(FIO_NET_CMD_START, &spdu, sizeof(spdu), NULL, SK_F_COPY); |
323255cc JA |
869 | return 0; |
870 | } | |
871 | ||
f8fef4c6 | 872 | #ifdef WIN32 |
873 | static void *fio_backend_thread(void *data) | |
122c7725 | 874 | { |
a64e88da | 875 | int ret; |
f8fef4c6 | 876 | struct sk_out *sk_out = (struct sk_out *) data; |
132159a5 | 877 | |
c0d3245a JA |
878 | sk_out_assign(sk_out); |
879 | ||
f8fef4c6 | 880 | ret = fio_backend(sk_out); |
881 | sk_out_drop(); | |
882 | ||
883 | pthread_exit((void*) (intptr_t) ret); | |
884 | return NULL; | |
885 | } | |
886 | #endif | |
887 | ||
888 | static int handle_run_cmd(struct sk_out *sk_out, struct flist_head *job_list, | |
889 | struct fio_net_cmd *cmd) | |
890 | { | |
891 | int ret; | |
892 | ||
cbb1303c | 893 | fio_time_init(); |
122c7725 | 894 | set_genesis_time(); |
11e950bd | 895 | |
f8fef4c6 | 896 | #ifdef WIN32 |
897 | { | |
898 | pthread_t thread; | |
899 | /* both this thread and backend_thread call sk_out_assign() to double increment | |
900 | * the ref count. This ensures struct is valid until both threads are done with it | |
901 | */ | |
902 | sk_out_assign(sk_out); | |
903 | ret = pthread_create(&thread, NULL, fio_backend_thread, sk_out); | |
904 | if (ret) { | |
905 | log_err("pthread_create: %s\n", strerror(ret)); | |
906 | return ret; | |
907 | } | |
908 | ||
909 | fio_server_add_job_pid(job_list, thread); | |
910 | return ret; | |
122c7725 | 911 | } |
f8fef4c6 | 912 | #else |
913 | { | |
914 | pid_t pid; | |
915 | sk_out_assign(sk_out); | |
916 | pid = fork(); | |
917 | if (pid) { | |
918 | fio_server_add_job_pid(job_list, pid); | |
919 | return 0; | |
920 | } | |
11e950bd | 921 | |
f8fef4c6 | 922 | ret = fio_backend(sk_out); |
923 | free_threads_shm(); | |
924 | sk_out_drop(); | |
925 | _exit(ret); | |
926 | } | |
927 | #endif | |
81179eec JA |
928 | } |
929 | ||
b9d2f30a JA |
930 | static int handle_job_cmd(struct fio_net_cmd *cmd) |
931 | { | |
46bcd498 JA |
932 | struct cmd_job_pdu *pdu = (struct cmd_job_pdu *) cmd->payload; |
933 | void *buf = pdu->buf; | |
b9d2f30a JA |
934 | struct cmd_start_pdu spdu; |
935 | ||
46bcd498 JA |
936 | pdu->buf_len = le32_to_cpu(pdu->buf_len); |
937 | pdu->client_type = le32_to_cpu(pdu->client_type); | |
938 | ||
939 | if (parse_jobs_ini(buf, 1, 0, pdu->client_type)) { | |
f77d4b73 | 940 | fio_net_queue_quit(); |
b9d2f30a JA |
941 | return -1; |
942 | } | |
943 | ||
944 | spdu.jobs = cpu_to_le32(thread_number); | |
108fea77 | 945 | spdu.stat_outputs = cpu_to_le32(stat_number); |
f77d4b73 JA |
946 | |
947 | fio_net_queue_cmd(FIO_NET_CMD_START, &spdu, sizeof(spdu), NULL, SK_F_COPY); | |
b9d2f30a JA |
948 | return 0; |
949 | } | |
950 | ||
81179eec JA |
951 | static int handle_jobline_cmd(struct fio_net_cmd *cmd) |
952 | { | |
fa2ea806 JA |
953 | void *pdu = cmd->payload; |
954 | struct cmd_single_line_pdu *cslp; | |
955 | struct cmd_line_pdu *clp; | |
956 | unsigned long offset; | |
b9d2f30a | 957 | struct cmd_start_pdu spdu; |
fa2ea806 | 958 | char **argv; |
b9d2f30a | 959 | int i; |
81179eec | 960 | |
fa2ea806 JA |
961 | clp = pdu; |
962 | clp->lines = le16_to_cpu(clp->lines); | |
46bcd498 | 963 | clp->client_type = le16_to_cpu(clp->client_type); |
fa2ea806 JA |
964 | argv = malloc(clp->lines * sizeof(char *)); |
965 | offset = sizeof(*clp); | |
81179eec | 966 | |
fa2ea806 | 967 | dprint(FD_NET, "server: %d command line args\n", clp->lines); |
39e8e016 | 968 | |
fa2ea806 JA |
969 | for (i = 0; i < clp->lines; i++) { |
970 | cslp = pdu + offset; | |
971 | argv[i] = (char *) cslp->text; | |
972 | ||
973 | offset += sizeof(*cslp) + le16_to_cpu(cslp->len); | |
39e8e016 JA |
974 | dprint(FD_NET, "server: %d: %s\n", i, argv[i]); |
975 | } | |
81179eec | 976 | |
46bcd498 | 977 | if (parse_cmd_line(clp->lines, argv, clp->client_type)) { |
f77d4b73 | 978 | fio_net_queue_quit(); |
fa2ea806 | 979 | free(argv); |
81179eec | 980 | return -1; |
e6d1c668 | 981 | } |
81179eec | 982 | |
fa2ea806 JA |
983 | free(argv); |
984 | ||
b9d2f30a | 985 | spdu.jobs = cpu_to_le32(thread_number); |
1e5324e7 | 986 | spdu.stat_outputs = cpu_to_le32(stat_number); |
f77d4b73 JA |
987 | |
988 | fio_net_queue_cmd(FIO_NET_CMD_START, &spdu, sizeof(spdu), NULL, SK_F_COPY); | |
b9d2f30a | 989 | return 0; |
132159a5 JA |
990 | } |
991 | ||
c28e8e8c JA |
992 | static int handle_probe_cmd(struct fio_net_cmd *cmd) |
993 | { | |
3989b143 | 994 | struct cmd_client_probe_pdu *pdu = (struct cmd_client_probe_pdu *) cmd->payload; |
40c60516 | 995 | uint64_t tag = cmd->tag; |
f4937575 JA |
996 | struct cmd_probe_reply_pdu probe = { |
997 | #ifdef CONFIG_BIG_ENDIAN | |
998 | .bigendian = 1, | |
999 | #endif | |
1000 | .os = FIO_OS, | |
1001 | .arch = FIO_ARCH, | |
1002 | .bpp = sizeof(void *), | |
40f61ec7 | 1003 | .cpus = __cpu_to_le32(cpus_configured()), |
f4937575 | 1004 | }; |
c28e8e8c | 1005 | |
89c1707c JA |
1006 | dprint(FD_NET, "server: sending probe reply\n"); |
1007 | ||
ca09be4b JA |
1008 | strcpy(me, (char *) pdu->server); |
1009 | ||
c28e8e8c | 1010 | gethostname((char *) probe.hostname, sizeof(probe.hostname)); |
36833fb0 BVA |
1011 | snprintf((char *) probe.fio_version, sizeof(probe.fio_version), "%s", |
1012 | fio_version_string); | |
c28e8e8c | 1013 | |
3989b143 JA |
1014 | /* |
1015 | * If the client supports compression and we do too, then enable it | |
1016 | */ | |
1017 | if (has_zlib && le64_to_cpu(pdu->flags) & FIO_PROBE_FLAG_ZLIB) { | |
1018 | probe.flags = __cpu_to_le64(FIO_PROBE_FLAG_ZLIB); | |
1019 | use_zlib = 1; | |
1020 | } else { | |
1021 | probe.flags = 0; | |
1022 | use_zlib = 0; | |
1023 | } | |
38fdef22 | 1024 | |
f77d4b73 | 1025 | return fio_net_queue_cmd(FIO_NET_CMD_PROBE, &probe, sizeof(probe), &tag, SK_F_COPY); |
af9c9fb3 JA |
1026 | } |
1027 | ||
1028 | static int handle_send_eta_cmd(struct fio_net_cmd *cmd) | |
1029 | { | |
1030 | struct jobs_eta *je; | |
40c60516 | 1031 | uint64_t tag = cmd->tag; |
723297c9 | 1032 | size_t size; |
af9c9fb3 JA |
1033 | int i; |
1034 | ||
e123c833 JA |
1035 | dprint(FD_NET, "server sending status\n"); |
1036 | ||
1037 | /* | |
1038 | * Fake ETA return if we don't have a local one, otherwise the client | |
1039 | * will end up timing out waiting for a response to the ETA request | |
1040 | */ | |
c5103619 | 1041 | je = get_jobs_eta(true, &size); |
b2bee93a JA |
1042 | if (!je) { |
1043 | size = sizeof(*je); | |
1044 | je = calloc(1, size); | |
1045 | } else { | |
e123c833 JA |
1046 | je->nr_running = cpu_to_le32(je->nr_running); |
1047 | je->nr_ramp = cpu_to_le32(je->nr_ramp); | |
1048 | je->nr_pending = cpu_to_le32(je->nr_pending); | |
1049 | je->nr_setting_up = cpu_to_le32(je->nr_setting_up); | |
1050 | je->files_open = cpu_to_le32(je->files_open); | |
1051 | ||
1052 | for (i = 0; i < DDIR_RWDIR_CNT; i++) { | |
90eff1c9 SW |
1053 | je->m_rate[i] = cpu_to_le64(je->m_rate[i]); |
1054 | je->t_rate[i] = cpu_to_le64(je->t_rate[i]); | |
e123c833 JA |
1055 | je->m_iops[i] = cpu_to_le32(je->m_iops[i]); |
1056 | je->t_iops[i] = cpu_to_le32(je->t_iops[i]); | |
90eff1c9 | 1057 | je->rate[i] = cpu_to_le64(je->rate[i]); |
e123c833 JA |
1058 | je->iops[i] = cpu_to_le32(je->iops[i]); |
1059 | } | |
af9c9fb3 | 1060 | |
e123c833 JA |
1061 | je->elapsed_sec = cpu_to_le64(je->elapsed_sec); |
1062 | je->eta_sec = cpu_to_le64(je->eta_sec); | |
1063 | je->nr_threads = cpu_to_le32(je->nr_threads); | |
1064 | je->is_pow2 = cpu_to_le32(je->is_pow2); | |
1065 | je->unit_base = cpu_to_le32(je->unit_base); | |
af9c9fb3 JA |
1066 | } |
1067 | ||
f77d4b73 | 1068 | fio_net_queue_cmd(FIO_NET_CMD_ETA, je, size, &tag, SK_F_FREE); |
af9c9fb3 | 1069 | return 0; |
c28e8e8c JA |
1070 | } |
1071 | ||
f77d4b73 | 1072 | static int send_update_job_reply(uint64_t __tag, int error) |
40c60516 JA |
1073 | { |
1074 | uint64_t tag = __tag; | |
1075 | uint32_t pdu_error; | |
1076 | ||
1077 | pdu_error = __cpu_to_le32(error); | |
f77d4b73 | 1078 | return fio_net_queue_cmd(FIO_NET_CMD_UPDATE_JOB, &pdu_error, sizeof(pdu_error), &tag, SK_F_COPY); |
40c60516 JA |
1079 | } |
1080 | ||
f58bd2a4 JA |
1081 | static int handle_update_job_cmd(struct fio_net_cmd *cmd) |
1082 | { | |
1083 | struct cmd_add_job_pdu *pdu = (struct cmd_add_job_pdu *) cmd->payload; | |
1084 | struct thread_data *td; | |
1085 | uint32_t tnumber; | |
7f812e87 | 1086 | int ret; |
f58bd2a4 JA |
1087 | |
1088 | tnumber = le32_to_cpu(pdu->thread_number); | |
1089 | ||
1090 | dprint(FD_NET, "server: updating options for job %u\n", tnumber); | |
1091 | ||
30ffacbf | 1092 | if (!tnumber || tnumber > thread_number) { |
f77d4b73 | 1093 | send_update_job_reply(cmd->tag, ENODEV); |
f58bd2a4 JA |
1094 | return 0; |
1095 | } | |
1096 | ||
2fbe1e19 | 1097 | td = tnumber_to_td(tnumber); |
7f812e87 LG |
1098 | ret = convert_thread_options_to_cpu(&td->o, &pdu->top, |
1099 | cmd->pdu_len - offsetof(struct cmd_add_job_pdu, top)); | |
1100 | send_update_job_reply(cmd->tag, ret); | |
f58bd2a4 JA |
1101 | return 0; |
1102 | } | |
1103 | ||
785a0e21 | 1104 | static int handle_trigger_cmd(struct fio_net_cmd *cmd, struct flist_head *job_list) |
ca09be4b JA |
1105 | { |
1106 | struct cmd_vtrigger_pdu *pdu = (struct cmd_vtrigger_pdu *) cmd->payload; | |
1107 | char *buf = (char *) pdu->cmd; | |
1108 | struct all_io_list *rep; | |
1109 | size_t sz; | |
1110 | ||
1111 | pdu->len = le16_to_cpu(pdu->len); | |
1112 | buf[pdu->len] = '\0'; | |
1113 | ||
1114 | rep = get_all_io_list(IO_LIST_ALL, &sz); | |
1115 | if (!rep) { | |
1116 | struct all_io_list state; | |
1117 | ||
1118 | state.threads = cpu_to_le64((uint64_t) 0); | |
a89c77ab | 1119 | fio_net_queue_cmd(FIO_NET_CMD_VTRIGGER, &state, sizeof(state), NULL, SK_F_COPY | SK_F_INLINE); |
f77d4b73 | 1120 | } else |
a89c77ab | 1121 | fio_net_queue_cmd(FIO_NET_CMD_VTRIGGER, rep, sz, NULL, SK_F_FREE | SK_F_INLINE); |
ca09be4b | 1122 | |
64402a8a | 1123 | fio_terminate_threads(TERMINATE_ALL, TERMINATE_ALL); |
785a0e21 | 1124 | fio_server_check_jobs(job_list); |
ca09be4b JA |
1125 | exec_trigger(buf); |
1126 | return 0; | |
1127 | } | |
1128 | ||
f77d4b73 JA |
1129 | static int handle_command(struct sk_out *sk_out, struct flist_head *job_list, |
1130 | struct fio_net_cmd *cmd) | |
132159a5 JA |
1131 | { |
1132 | int ret; | |
1133 | ||
4b91ee8f JA |
1134 | dprint(FD_NET, "server: got op [%s], pdu=%u, tag=%llx\n", |
1135 | fio_server_op(cmd->opcode), cmd->pdu_len, | |
1136 | (unsigned long long) cmd->tag); | |
46c48f1f | 1137 | |
132159a5 JA |
1138 | switch (cmd->opcode) { |
1139 | case FIO_NET_CMD_QUIT: | |
64402a8a | 1140 | fio_terminate_threads(TERMINATE_ALL, TERMINATE_ALL); |
f77d4b73 JA |
1141 | ret = 0; |
1142 | break; | |
d7959186 | 1143 | case FIO_NET_CMD_EXIT: |
f1867a7f | 1144 | exit_backend = true; |
c28e8e8c | 1145 | return -1; |
323255cc JA |
1146 | case FIO_NET_CMD_LOAD_FILE: |
1147 | ret = handle_load_file_cmd(cmd); | |
1148 | break; | |
132159a5 | 1149 | case FIO_NET_CMD_JOB: |
0b8f30a5 | 1150 | ret = handle_job_cmd(cmd); |
132159a5 | 1151 | break; |
81179eec JA |
1152 | case FIO_NET_CMD_JOBLINE: |
1153 | ret = handle_jobline_cmd(cmd); | |
1154 | break; | |
c28e8e8c JA |
1155 | case FIO_NET_CMD_PROBE: |
1156 | ret = handle_probe_cmd(cmd); | |
1157 | break; | |
af9c9fb3 JA |
1158 | case FIO_NET_CMD_SEND_ETA: |
1159 | ret = handle_send_eta_cmd(cmd); | |
1160 | break; | |
b9d2f30a | 1161 | case FIO_NET_CMD_RUN: |
f77d4b73 | 1162 | ret = handle_run_cmd(sk_out, job_list, cmd); |
b9d2f30a | 1163 | break; |
f58bd2a4 JA |
1164 | case FIO_NET_CMD_UPDATE_JOB: |
1165 | ret = handle_update_job_cmd(cmd); | |
1166 | break; | |
ca09be4b | 1167 | case FIO_NET_CMD_VTRIGGER: |
785a0e21 | 1168 | ret = handle_trigger_cmd(cmd, job_list); |
ca09be4b JA |
1169 | break; |
1170 | case FIO_NET_CMD_SENDFILE: { | |
1171 | struct cmd_sendfile_reply *in; | |
1172 | struct cmd_reply *rep; | |
1173 | ||
1174 | rep = (struct cmd_reply *) (uintptr_t) cmd->tag; | |
1175 | ||
1176 | in = (struct cmd_sendfile_reply *) cmd->payload; | |
1177 | in->size = le32_to_cpu(in->size); | |
1178 | in->error = le32_to_cpu(in->error); | |
1179 | if (in->error) { | |
1180 | ret = 1; | |
1181 | rep->error = in->error; | |
1182 | } else { | |
1183 | ret = 0; | |
1184 | rep->data = smalloc(in->size); | |
1185 | if (!rep->data) { | |
1186 | ret = 1; | |
1187 | rep->error = ENOMEM; | |
1188 | } else { | |
1189 | rep->size = in->size; | |
1190 | memcpy(rep->data, in->data, in->size); | |
1191 | } | |
1192 | } | |
971caeb1 | 1193 | fio_sem_up(&rep->lock); |
ca09be4b JA |
1194 | break; |
1195 | } | |
132159a5 | 1196 | default: |
3c3ed070 | 1197 | log_err("fio: unknown opcode: %s\n", fio_server_op(cmd->opcode)); |
132159a5 JA |
1198 | ret = 1; |
1199 | } | |
1200 | ||
1201 | return ret; | |
1202 | } | |
1203 | ||
02594e37 JA |
1204 | /* |
1205 | * Send a command with a separate PDU, not inlined in the command | |
1206 | */ | |
1207 | static int fio_send_cmd_ext_pdu(int sk, uint16_t opcode, const void *buf, | |
1208 | off_t size, uint64_t tag, uint32_t flags) | |
1209 | { | |
1210 | struct fio_net_cmd cmd; | |
1211 | struct iovec iov[2]; | |
7c922795 JA |
1212 | size_t this_len; |
1213 | int ret; | |
02594e37 JA |
1214 | |
1215 | iov[0].iov_base = (void *) &cmd; | |
1216 | iov[0].iov_len = sizeof(cmd); | |
02594e37 | 1217 | |
7c922795 JA |
1218 | do { |
1219 | uint32_t this_flags = flags; | |
1220 | ||
1221 | this_len = size; | |
1222 | if (this_len > FIO_SERVER_MAX_FRAGMENT_PDU) | |
1223 | this_len = FIO_SERVER_MAX_FRAGMENT_PDU; | |
1224 | ||
1225 | if (this_len < size) | |
1226 | this_flags |= FIO_NET_CMD_F_MORE; | |
1227 | ||
1228 | __fio_init_net_cmd(&cmd, opcode, this_len, tag); | |
1229 | cmd.flags = __cpu_to_le32(this_flags); | |
1230 | fio_net_cmd_crc_pdu(&cmd, buf); | |
02594e37 | 1231 | |
7c922795 JA |
1232 | iov[1].iov_base = (void *) buf; |
1233 | iov[1].iov_len = this_len; | |
1234 | ||
1235 | ret = fio_sendv_data(sk, iov, 2); | |
1236 | size -= this_len; | |
1237 | buf += this_len; | |
1238 | } while (!ret && size); | |
1239 | ||
1240 | return ret; | |
02594e37 JA |
1241 | } |
1242 | ||
1243 | static void finish_entry(struct sk_entry *entry) | |
1244 | { | |
1245 | if (entry->flags & SK_F_FREE) | |
1246 | free(entry->buf); | |
1247 | else if (entry->flags & SK_F_COPY) | |
1248 | sfree(entry->buf); | |
1249 | ||
1250 | sfree(entry); | |
1251 | } | |
1252 | ||
ba1891d2 JA |
1253 | static void entry_set_flags(struct sk_entry *entry, struct flist_head *list, |
1254 | unsigned int *flags) | |
02594e37 | 1255 | { |
b3882320 JA |
1256 | if (!flist_empty(list)) |
1257 | *flags = FIO_NET_CMD_F_MORE; | |
02594e37 | 1258 | else |
b3882320 | 1259 | *flags = 0; |
b3882320 | 1260 | } |
02594e37 | 1261 | |
b3882320 JA |
1262 | static int send_vec_entry(struct sk_out *sk_out, struct sk_entry *first) |
1263 | { | |
1264 | unsigned int flags; | |
b3882320 JA |
1265 | int ret; |
1266 | ||
ba1891d2 | 1267 | entry_set_flags(first, &first->next, &flags); |
b3882320 | 1268 | |
ba1891d2 JA |
1269 | ret = fio_send_cmd_ext_pdu(sk_out->sk, first->opcode, first->buf, |
1270 | first->size, first->tag, flags); | |
02594e37 JA |
1271 | |
1272 | while (!flist_empty(&first->next)) { | |
1273 | struct sk_entry *next; | |
1274 | ||
1275 | next = flist_first_entry(&first->next, struct sk_entry, list); | |
1276 | flist_del_init(&next->list); | |
02594e37 | 1277 | |
ba1891d2 | 1278 | entry_set_flags(next, &first->next, &flags); |
02594e37 | 1279 | |
ba1891d2 JA |
1280 | ret += fio_send_cmd_ext_pdu(sk_out->sk, next->opcode, next->buf, |
1281 | next->size, next->tag, flags); | |
02594e37 JA |
1282 | finish_entry(next); |
1283 | } | |
b3882320 JA |
1284 | |
1285 | return ret; | |
02594e37 JA |
1286 | } |
1287 | ||
b3882320 | 1288 | static int handle_sk_entry(struct sk_out *sk_out, struct sk_entry *entry) |
f77d4b73 | 1289 | { |
b3882320 JA |
1290 | int ret; |
1291 | ||
971caeb1 | 1292 | fio_sem_down(&sk_out->xmit); |
bead01d7 | 1293 | |
02594e37 | 1294 | if (entry->flags & SK_F_VEC) |
b3882320 | 1295 | ret = send_vec_entry(sk_out, entry); |
bead01d7 | 1296 | else if (entry->flags & SK_F_SIMPLE) { |
ba1891d2 JA |
1297 | ret = fio_net_send_simple_cmd(sk_out->sk, entry->opcode, |
1298 | entry->tag, NULL); | |
dfc8e76c JA |
1299 | } else { |
1300 | ret = fio_net_send_cmd(sk_out->sk, entry->opcode, entry->buf, | |
28c7bcdf | 1301 | entry->size, &entry->tag, NULL); |
dfc8e76c | 1302 | } |
b3882320 | 1303 | |
971caeb1 | 1304 | fio_sem_up(&sk_out->xmit); |
bead01d7 | 1305 | |
b3882320 JA |
1306 | if (ret) |
1307 | log_err("fio: failed handling cmd %s\n", fio_server_op(entry->opcode)); | |
f77d4b73 | 1308 | |
02594e37 | 1309 | finish_entry(entry); |
b3882320 | 1310 | return ret; |
f77d4b73 JA |
1311 | } |
1312 | ||
b3882320 | 1313 | static int handle_xmits(struct sk_out *sk_out) |
f77d4b73 JA |
1314 | { |
1315 | struct sk_entry *entry; | |
1316 | FLIST_HEAD(list); | |
b3882320 | 1317 | int ret = 0; |
f77d4b73 JA |
1318 | |
1319 | sk_lock(sk_out); | |
1320 | if (flist_empty(&sk_out->list)) { | |
1321 | sk_unlock(sk_out); | |
b3882320 | 1322 | return 0; |
f77d4b73 JA |
1323 | } |
1324 | ||
1325 | flist_splice_init(&sk_out->list, &list); | |
1326 | sk_unlock(sk_out); | |
1327 | ||
1328 | while (!flist_empty(&list)) { | |
3b61b44d | 1329 | entry = flist_first_entry(&list, struct sk_entry, list); |
f77d4b73 | 1330 | flist_del(&entry->list); |
b3882320 | 1331 | ret += handle_sk_entry(sk_out, entry); |
f77d4b73 | 1332 | } |
b3882320 JA |
1333 | |
1334 | return ret; | |
f77d4b73 JA |
1335 | } |
1336 | ||
1337 | static int handle_connection(struct sk_out *sk_out) | |
132159a5 JA |
1338 | { |
1339 | struct fio_net_cmd *cmd = NULL; | |
6348b5de | 1340 | FLIST_HEAD(job_list); |
132159a5 JA |
1341 | int ret = 0; |
1342 | ||
122c7725 | 1343 | reset_fio_state(); |
122c7725 | 1344 | |
132159a5 JA |
1345 | /* read forever */ |
1346 | while (!exit_backend) { | |
e951bdc4 | 1347 | struct pollfd pfd = { |
f77d4b73 | 1348 | .fd = sk_out->sk, |
e951bdc4 JA |
1349 | .events = POLLIN, |
1350 | }; | |
1351 | ||
e951bdc4 | 1352 | do { |
54163255 JA |
1353 | int timeout = 1000; |
1354 | ||
1355 | if (!flist_empty(&job_list)) | |
1356 | timeout = 100; | |
3c3ed070 | 1357 | |
f77d4b73 JA |
1358 | handle_xmits(sk_out); |
1359 | ||
1360 | ret = poll(&pfd, 1, 0); | |
e951bdc4 JA |
1361 | if (ret < 0) { |
1362 | if (errno == EINTR) | |
1363 | break; | |
1364 | log_err("fio: poll: %s\n", strerror(errno)); | |
1365 | break; | |
19c65179 | 1366 | } else if (!ret) { |
6348b5de | 1367 | fio_server_check_jobs(&job_list); |
971caeb1 | 1368 | fio_sem_down_timeout(&sk_out->wait, timeout); |
e951bdc4 | 1369 | continue; |
19c65179 | 1370 | } |
e951bdc4 JA |
1371 | |
1372 | if (pfd.revents & POLLIN) | |
1373 | break; | |
1374 | if (pfd.revents & (POLLERR|POLLHUP)) { | |
1375 | ret = 1; | |
1376 | break; | |
1377 | } | |
19c65179 | 1378 | } while (!exit_backend); |
e951bdc4 | 1379 | |
6348b5de | 1380 | fio_server_check_jobs(&job_list); |
122c7725 | 1381 | |
e951bdc4 JA |
1382 | if (ret < 0) |
1383 | break; | |
1384 | ||
4fd07b23 | 1385 | if (pfd.revents & POLLIN) |
1386 | cmd = fio_net_recv_cmd(sk_out->sk, true); | |
132159a5 | 1387 | if (!cmd) { |
c28e8e8c | 1388 | ret = -1; |
132159a5 JA |
1389 | break; |
1390 | } | |
1391 | ||
f77d4b73 | 1392 | ret = handle_command(sk_out, &job_list, cmd); |
132159a5 JA |
1393 | if (ret) |
1394 | break; | |
1395 | ||
1396 | free(cmd); | |
c77a99e7 | 1397 | cmd = NULL; |
132159a5 JA |
1398 | } |
1399 | ||
1400 | if (cmd) | |
1401 | free(cmd); | |
1402 | ||
f77d4b73 JA |
1403 | handle_xmits(sk_out); |
1404 | ||
1405 | close(sk_out->sk); | |
0ae6acea | 1406 | sk_out->sk = -1; |
bce503fc | 1407 | __sk_out_drop(sk_out); |
122c7725 | 1408 | _exit(ret); |
cc0df00a JA |
1409 | } |
1410 | ||
7a4e480d | 1411 | /* get the address on this host bound by the input socket, |
296ab20a BE |
1412 | * whether it is ipv6 or ipv4 */ |
1413 | ||
9d2c74d7 | 1414 | static int get_my_addr_str(int sk) |
296ab20a | 1415 | { |
f77d4b73 JA |
1416 | struct sockaddr_in6 myaddr6 = { 0, }; |
1417 | struct sockaddr_in myaddr4 = { 0, }; | |
1418 | struct sockaddr *sockaddr_p; | |
1419 | char *net_addr; | |
1420 | socklen_t len; | |
1421 | int ret; | |
296ab20a | 1422 | |
f77d4b73 JA |
1423 | if (use_ipv6) { |
1424 | len = sizeof(myaddr6); | |
296ab20a | 1425 | sockaddr_p = (struct sockaddr * )&myaddr6; |
f77d4b73 JA |
1426 | net_addr = (char * )&myaddr6.sin6_addr; |
1427 | } else { | |
1428 | len = sizeof(myaddr4); | |
296ab20a | 1429 | sockaddr_p = (struct sockaddr * )&myaddr4; |
f77d4b73 JA |
1430 | net_addr = (char * )&myaddr4.sin_addr; |
1431 | } | |
1432 | ||
296ab20a BE |
1433 | ret = getsockname(sk, sockaddr_p, &len); |
1434 | if (ret) { | |
9af5a245 | 1435 | log_err("fio: getsockname: %s\n", strerror(errno)); |
296ab20a BE |
1436 | return -1; |
1437 | } | |
f77d4b73 JA |
1438 | |
1439 | if (!inet_ntop(use_ipv6?AF_INET6:AF_INET, net_addr, client_sockaddr_str, INET6_ADDRSTRLEN - 1)) { | |
296ab20a | 1440 | log_err("inet_ntop: failed to convert addr to string\n"); |
296ab20a BE |
1441 | return -1; |
1442 | } | |
f77d4b73 | 1443 | |
296ab20a BE |
1444 | dprint(FD_NET, "fio server bound to addr %s\n", client_sockaddr_str); |
1445 | return 0; | |
1446 | } | |
1447 | ||
f8fef4c6 | 1448 | #ifdef WIN32 |
1449 | static int handle_connection_process(void) | |
1450 | { | |
1451 | WSAPROTOCOL_INFO protocol_info; | |
1452 | DWORD bytes_read; | |
1453 | HANDLE hpipe; | |
1454 | int sk; | |
1455 | struct sk_out *sk_out; | |
1456 | int ret; | |
1457 | char *msg = (char *) "connected"; | |
1458 | ||
1459 | log_info("server enter accept loop. ProcessID %d\n", GetCurrentProcessId()); | |
1460 | ||
1461 | hpipe = CreateFile( | |
1462 | fio_server_pipe_name, | |
1463 | GENERIC_READ | GENERIC_WRITE, | |
1464 | 0, NULL, | |
1465 | OPEN_EXISTING, | |
1466 | 0, NULL); | |
1467 | ||
1468 | if (hpipe == INVALID_HANDLE_VALUE) { | |
1469 | log_err("couldnt open pipe %s error %lu\n", | |
1470 | fio_server_pipe_name, GetLastError()); | |
1471 | return -1; | |
1472 | } | |
1473 | ||
1474 | if (!ReadFile(hpipe, &protocol_info, sizeof(protocol_info), &bytes_read, NULL)) { | |
1475 | log_err("couldnt read pi from pipe %s error %lu\n", fio_server_pipe_name, | |
1476 | GetLastError()); | |
1477 | } | |
1478 | ||
1479 | if (use_ipv6) /* use protocol_info to create a duplicate of parents socket */ | |
1480 | sk = WSASocket(AF_INET6, SOCK_STREAM, 0, &protocol_info, 0, 0); | |
1481 | else | |
1482 | sk = WSASocket(AF_INET, SOCK_STREAM, 0, &protocol_info, 0, 0); | |
1483 | ||
1484 | sk_out = scalloc(1, sizeof(*sk_out)); | |
1485 | if (!sk_out) { | |
1486 | CloseHandle(hpipe); | |
1487 | close(sk); | |
1488 | return -1; | |
1489 | } | |
1490 | ||
1491 | sk_out->sk = sk; | |
1492 | sk_out->hProcess = INVALID_HANDLE_VALUE; | |
1493 | INIT_FLIST_HEAD(&sk_out->list); | |
1494 | __fio_sem_init(&sk_out->lock, FIO_SEM_UNLOCKED); | |
1495 | __fio_sem_init(&sk_out->wait, FIO_SEM_LOCKED); | |
1496 | __fio_sem_init(&sk_out->xmit, FIO_SEM_UNLOCKED); | |
1497 | ||
1498 | get_my_addr_str(sk); | |
1499 | ||
1500 | if (!WriteFile(hpipe, msg, strlen(msg), NULL, NULL)) { | |
1501 | log_err("couldnt write pipe\n"); | |
1502 | close(sk); | |
1503 | return -1; | |
1504 | } | |
1505 | CloseHandle(hpipe); | |
1506 | ||
1507 | sk_out_assign(sk_out); | |
1508 | ||
1509 | ret = handle_connection(sk_out); | |
1510 | __sk_out_drop(sk_out); | |
1511 | return ret; | |
1512 | } | |
1513 | #endif | |
1514 | ||
ea1cd038 | 1515 | static int accept_loop(int listen_sk) |
50d16976 | 1516 | { |
bb447a27 | 1517 | struct sockaddr_in addr; |
479471c4 JA |
1518 | struct sockaddr_in6 addr6; |
1519 | socklen_t len = use_ipv6 ? sizeof(addr6) : sizeof(addr); | |
009b1be4 | 1520 | struct pollfd pfd; |
4a851614 | 1521 | int ret = 0, sk, exitval = 0; |
6348b5de | 1522 | FLIST_HEAD(conn_list); |
50d16976 | 1523 | |
60efd14e JA |
1524 | dprint(FD_NET, "server enter accept loop\n"); |
1525 | ||
4a851614 | 1526 | fio_set_fd_nonblocking(listen_sk, "server"); |
009b1be4 | 1527 | |
122c7725 | 1528 | while (!exit_backend) { |
ea1cd038 | 1529 | struct sk_out *sk_out; |
479471c4 JA |
1530 | const char *from; |
1531 | char buf[64]; | |
f8fef4c6 | 1532 | #ifdef WIN32 |
1533 | HANDLE hProcess; | |
1534 | #else | |
122c7725 | 1535 | pid_t pid; |
f8fef4c6 | 1536 | #endif |
122c7725 JA |
1537 | pfd.fd = listen_sk; |
1538 | pfd.events = POLLIN; | |
1539 | do { | |
54163255 JA |
1540 | int timeout = 1000; |
1541 | ||
1542 | if (!flist_empty(&conn_list)) | |
1543 | timeout = 100; | |
1544 | ||
1545 | ret = poll(&pfd, 1, timeout); | |
122c7725 JA |
1546 | if (ret < 0) { |
1547 | if (errno == EINTR) | |
1548 | break; | |
1549 | log_err("fio: poll: %s\n", strerror(errno)); | |
1550 | break; | |
1551 | } else if (!ret) { | |
6348b5de | 1552 | fio_server_check_conns(&conn_list); |
122c7725 JA |
1553 | continue; |
1554 | } | |
009b1be4 | 1555 | |
122c7725 JA |
1556 | if (pfd.revents & POLLIN) |
1557 | break; | |
1558 | } while (!exit_backend); | |
50d16976 | 1559 | |
6348b5de | 1560 | fio_server_check_conns(&conn_list); |
46c48f1f | 1561 | |
122c7725 JA |
1562 | if (exit_backend || ret < 0) |
1563 | break; | |
1564 | ||
479471c4 JA |
1565 | if (use_ipv6) |
1566 | sk = accept(listen_sk, (struct sockaddr *) &addr6, &len); | |
1567 | else | |
1568 | sk = accept(listen_sk, (struct sockaddr *) &addr, &len); | |
1569 | ||
122c7725 JA |
1570 | if (sk < 0) { |
1571 | log_err("fio: accept: %s\n", strerror(errno)); | |
1572 | return -1; | |
1573 | } | |
37db14fe | 1574 | |
479471c4 JA |
1575 | if (use_ipv6) |
1576 | from = inet_ntop(AF_INET6, (struct sockaddr *) &addr6.sin6_addr, buf, sizeof(buf)); | |
1577 | else | |
1578 | from = inet_ntop(AF_INET, (struct sockaddr *) &addr.sin_addr, buf, sizeof(buf)); | |
1579 | ||
1580 | dprint(FD_NET, "server: connect from %s\n", from); | |
50d16976 | 1581 | |
87c6f22b | 1582 | sk_out = scalloc(1, sizeof(*sk_out)); |
e3500d99 JA |
1583 | if (!sk_out) { |
1584 | close(sk); | |
1585 | return -1; | |
1586 | } | |
1587 | ||
f77d4b73 | 1588 | sk_out->sk = sk; |
bce503fc | 1589 | INIT_FLIST_HEAD(&sk_out->list); |
971caeb1 BVA |
1590 | __fio_sem_init(&sk_out->lock, FIO_SEM_UNLOCKED); |
1591 | __fio_sem_init(&sk_out->wait, FIO_SEM_LOCKED); | |
1592 | __fio_sem_init(&sk_out->xmit, FIO_SEM_UNLOCKED); | |
f77d4b73 | 1593 | |
f8fef4c6 | 1594 | #ifdef WIN32 |
1595 | hProcess = windows_handle_connection(hjob, sk); | |
1596 | if (hProcess == INVALID_HANDLE_VALUE) | |
1597 | return -1; | |
1598 | sk_out->hProcess = hProcess; | |
1599 | fio_server_add_conn_pid(&conn_list, hProcess); | |
1600 | #else | |
122c7725 JA |
1601 | pid = fork(); |
1602 | if (pid) { | |
1603 | close(sk); | |
6348b5de | 1604 | fio_server_add_conn_pid(&conn_list, pid); |
122c7725 JA |
1605 | continue; |
1606 | } | |
5c341e9a | 1607 | |
0ae6acea JA |
1608 | /* if error, it's already logged, non-fatal */ |
1609 | get_my_addr_str(sk); | |
1610 | ||
1611 | /* | |
1612 | * Assign sk_out here, it'll be dropped in handle_connection() | |
1613 | * since that function calls _exit() when done | |
1614 | */ | |
bce503fc | 1615 | sk_out_assign(sk_out); |
f77d4b73 | 1616 | handle_connection(sk_out); |
f8fef4c6 | 1617 | #endif |
122c7725 | 1618 | } |
5c341e9a | 1619 | |
132159a5 | 1620 | return exitval; |
50d16976 JA |
1621 | } |
1622 | ||
084d1c6f | 1623 | int fio_server_text_output(int level, const char *buf, size_t len) |
37db14fe | 1624 | { |
f77d4b73 | 1625 | struct sk_out *sk_out = pthread_getspecific(sk_out_key); |
084d1c6f JA |
1626 | struct cmd_text_pdu *pdu; |
1627 | unsigned int tlen; | |
1628 | struct timeval tv; | |
1629 | ||
f77d4b73 | 1630 | if (!sk_out || sk_out->sk == -1) |
408e0b90 | 1631 | return -1; |
084d1c6f JA |
1632 | |
1633 | tlen = sizeof(*pdu) + len; | |
1634 | pdu = malloc(tlen); | |
1635 | ||
1636 | pdu->level = __cpu_to_le32(level); | |
1637 | pdu->buf_len = __cpu_to_le32(len); | |
1638 | ||
1639 | gettimeofday(&tv, NULL); | |
1640 | pdu->log_sec = __cpu_to_le64(tv.tv_sec); | |
1641 | pdu->log_usec = __cpu_to_le64(tv.tv_usec); | |
337d75a8 | 1642 | |
084d1c6f JA |
1643 | memcpy(pdu->buf, buf, len); |
1644 | ||
f77d4b73 | 1645 | fio_net_queue_cmd(FIO_NET_CMD_TEXT, pdu, tlen, NULL, SK_F_COPY); |
084d1c6f JA |
1646 | free(pdu); |
1647 | return len; | |
142575e6 JA |
1648 | } |
1649 | ||
a64e88da JA |
1650 | static void convert_io_stat(struct io_stat *dst, struct io_stat *src) |
1651 | { | |
1652 | dst->max_val = cpu_to_le64(src->max_val); | |
1653 | dst->min_val = cpu_to_le64(src->min_val); | |
1654 | dst->samples = cpu_to_le64(src->samples); | |
802ad4a8 JA |
1655 | |
1656 | /* | |
1657 | * Encode to IEEE 754 for network transfer | |
1658 | */ | |
e5c9093d JA |
1659 | dst->mean.u.i = cpu_to_le64(fio_double_to_uint64(src->mean.u.f)); |
1660 | dst->S.u.i = cpu_to_le64(fio_double_to_uint64(src->S.u.f)); | |
a64e88da JA |
1661 | } |
1662 | ||
1663 | static void convert_gs(struct group_run_stats *dst, struct group_run_stats *src) | |
1664 | { | |
1665 | int i; | |
1666 | ||
298921d6 | 1667 | for (i = 0; i < DDIR_RWDIR_CNT; i++) { |
a64e88da JA |
1668 | dst->max_run[i] = cpu_to_le64(src->max_run[i]); |
1669 | dst->min_run[i] = cpu_to_le64(src->min_run[i]); | |
1670 | dst->max_bw[i] = cpu_to_le64(src->max_bw[i]); | |
1671 | dst->min_bw[i] = cpu_to_le64(src->min_bw[i]); | |
af7f87cb | 1672 | dst->iobytes[i] = cpu_to_le64(src->iobytes[i]); |
a64e88da JA |
1673 | dst->agg[i] = cpu_to_le64(src->agg[i]); |
1674 | } | |
1675 | ||
1676 | dst->kb_base = cpu_to_le32(src->kb_base); | |
ad705bcb | 1677 | dst->unit_base = cpu_to_le32(src->unit_base); |
a64e88da | 1678 | dst->groupid = cpu_to_le32(src->groupid); |
771e58be | 1679 | dst->unified_rw_rep = cpu_to_le32(src->unified_rw_rep); |
18aa1998 | 1680 | dst->sig_figs = cpu_to_le32(src->sig_figs); |
a64e88da JA |
1681 | } |
1682 | ||
1683 | /* | |
1684 | * Send a CMD_TS, which packs struct thread_stat and group_run_stats | |
1685 | * into a single payload. | |
1686 | */ | |
1687 | void fio_server_send_ts(struct thread_stat *ts, struct group_run_stats *rs) | |
1688 | { | |
1689 | struct cmd_ts_pdu p; | |
df8781b6 | 1690 | int i, j, k; |
692dec0c | 1691 | size_t clat_prio_stats_extra_size = 0; |
2d5bf2a5 NC |
1692 | size_t ss_extra_size = 0; |
1693 | size_t extended_buf_size = 0; | |
1694 | void *extended_buf; | |
1695 | void *extended_buf_wp; | |
a64e88da | 1696 | |
60efd14e JA |
1697 | dprint(FD_NET, "server sending end stats\n"); |
1698 | ||
317b3c8b JA |
1699 | memset(&p, 0, sizeof(p)); |
1700 | ||
36833fb0 BVA |
1701 | snprintf(p.ts.name, sizeof(p.ts.name), "%s", ts->name); |
1702 | snprintf(p.ts.verror, sizeof(p.ts.verror), "%s", ts->verror); | |
1703 | snprintf(p.ts.description, sizeof(p.ts.description), "%s", | |
1704 | ts->description); | |
a64e88da | 1705 | |
2f122b13 JA |
1706 | p.ts.error = cpu_to_le32(ts->error); |
1707 | p.ts.thread_number = cpu_to_le32(ts->thread_number); | |
1708 | p.ts.groupid = cpu_to_le32(ts->groupid); | |
12d325ca | 1709 | p.ts.job_start = cpu_to_le64(ts->job_start); |
2f122b13 JA |
1710 | p.ts.pid = cpu_to_le32(ts->pid); |
1711 | p.ts.members = cpu_to_le32(ts->members); | |
771e58be | 1712 | p.ts.unified_rw_rep = cpu_to_le32(ts->unified_rw_rep); |
2df7f081 | 1713 | p.ts.ioprio = cpu_to_le32(ts->ioprio); |
691310e2 | 1714 | p.ts.disable_prio_stat = cpu_to_le32(ts->disable_prio_stat); |
a64e88da | 1715 | |
298921d6 | 1716 | for (i = 0; i < DDIR_RWDIR_CNT; i++) { |
a64e88da JA |
1717 | convert_io_stat(&p.ts.clat_stat[i], &ts->clat_stat[i]); |
1718 | convert_io_stat(&p.ts.slat_stat[i], &ts->slat_stat[i]); | |
1719 | convert_io_stat(&p.ts.lat_stat[i], &ts->lat_stat[i]); | |
1720 | convert_io_stat(&p.ts.bw_stat[i], &ts->bw_stat[i]); | |
188b6016 | 1721 | convert_io_stat(&p.ts.iops_stat[i], &ts->iops_stat[i]); |
a64e88da | 1722 | } |
91ea42e5 | 1723 | convert_io_stat(&p.ts.sync_stat, &ts->sync_stat); |
a64e88da JA |
1724 | |
1725 | p.ts.usr_time = cpu_to_le64(ts->usr_time); | |
1726 | p.ts.sys_time = cpu_to_le64(ts->sys_time); | |
1727 | p.ts.ctx = cpu_to_le64(ts->ctx); | |
1728 | p.ts.minf = cpu_to_le64(ts->minf); | |
1729 | p.ts.majf = cpu_to_le64(ts->majf); | |
b599759b JA |
1730 | p.ts.clat_percentiles = cpu_to_le32(ts->clat_percentiles); |
1731 | p.ts.lat_percentiles = cpu_to_le32(ts->lat_percentiles); | |
56440e63 | 1732 | p.ts.slat_percentiles = cpu_to_le32(ts->slat_percentiles); |
988d97ba | 1733 | p.ts.percentile_precision = cpu_to_le64(ts->percentile_precision); |
802ad4a8 JA |
1734 | |
1735 | for (i = 0; i < FIO_IO_U_LIST_MAX_LEN; i++) { | |
cfc03e46 JA |
1736 | fio_fp64_t *src = &ts->percentile_list[i]; |
1737 | fio_fp64_t *dst = &p.ts.percentile_list[i]; | |
802ad4a8 | 1738 | |
e5c9093d | 1739 | dst->u.i = cpu_to_le64(fio_double_to_uint64(src->u.f)); |
802ad4a8 | 1740 | } |
a64e88da JA |
1741 | |
1742 | for (i = 0; i < FIO_IO_U_MAP_NR; i++) { | |
6cc0e5aa AL |
1743 | p.ts.io_u_map[i] = cpu_to_le64(ts->io_u_map[i]); |
1744 | p.ts.io_u_submit[i] = cpu_to_le64(ts->io_u_submit[i]); | |
1745 | p.ts.io_u_complete[i] = cpu_to_le64(ts->io_u_complete[i]); | |
a64e88da JA |
1746 | } |
1747 | ||
d6bb626e | 1748 | for (i = 0; i < FIO_IO_U_LAT_N_NR; i++) |
6cc0e5aa | 1749 | p.ts.io_u_lat_n[i] = cpu_to_le64(ts->io_u_lat_n[i]); |
d279fccc | 1750 | for (i = 0; i < FIO_IO_U_LAT_U_NR; i++) |
6cc0e5aa | 1751 | p.ts.io_u_lat_u[i] = cpu_to_le64(ts->io_u_lat_u[i]); |
d279fccc | 1752 | for (i = 0; i < FIO_IO_U_LAT_M_NR; i++) |
6cc0e5aa | 1753 | p.ts.io_u_lat_m[i] = cpu_to_le64(ts->io_u_lat_m[i]); |
a64e88da | 1754 | |
df8781b6 VF |
1755 | for (i = 0; i < FIO_LAT_CNT; i++) |
1756 | for (j = 0; j < DDIR_RWDIR_CNT; j++) | |
1757 | for (k = 0; k < FIO_IO_U_PLAT_NR; k++) | |
1758 | p.ts.io_u_plat[i][j][k] = cpu_to_le64(ts->io_u_plat[i][j][k]); | |
a64e88da | 1759 | |
91ea42e5 VF |
1760 | for (j = 0; j < FIO_IO_U_PLAT_NR; j++) |
1761 | p.ts.io_u_sync_plat[j] = cpu_to_le64(ts->io_u_sync_plat[j]); | |
1762 | ||
1763 | for (i = 0; i < DDIR_RWDIR_SYNC_CNT; i++) | |
a64e88da | 1764 | p.ts.total_io_u[i] = cpu_to_le64(ts->total_io_u[i]); |
91ea42e5 VF |
1765 | |
1766 | for (i = 0; i < DDIR_RWDIR_CNT; i++) { | |
93eee04a | 1767 | p.ts.short_io_u[i] = cpu_to_le64(ts->short_io_u[i]); |
3bcb9d94 | 1768 | p.ts.drop_io_u[i] = cpu_to_le64(ts->drop_io_u[i]); |
a64e88da JA |
1769 | } |
1770 | ||
93eee04a | 1771 | p.ts.total_submit = cpu_to_le64(ts->total_submit); |
a64e88da | 1772 | p.ts.total_complete = cpu_to_le64(ts->total_complete); |
a5951dd7 | 1773 | p.ts.nr_zone_resets = cpu_to_le64(ts->nr_zone_resets); |
a64e88da | 1774 | |
298921d6 | 1775 | for (i = 0; i < DDIR_RWDIR_CNT; i++) { |
a64e88da JA |
1776 | p.ts.io_bytes[i] = cpu_to_le64(ts->io_bytes[i]); |
1777 | p.ts.runtime[i] = cpu_to_le64(ts->runtime[i]); | |
1778 | } | |
1779 | ||
1780 | p.ts.total_run_time = cpu_to_le64(ts->total_run_time); | |
1781 | p.ts.continue_on_error = cpu_to_le16(ts->continue_on_error); | |
1782 | p.ts.total_err_count = cpu_to_le64(ts->total_err_count); | |
ddcc0b69 JA |
1783 | p.ts.first_error = cpu_to_le32(ts->first_error); |
1784 | p.ts.kb_base = cpu_to_le32(ts->kb_base); | |
ad705bcb | 1785 | p.ts.unit_base = cpu_to_le32(ts->unit_base); |
a64e88da | 1786 | |
3e260a46 JA |
1787 | p.ts.latency_depth = cpu_to_le32(ts->latency_depth); |
1788 | p.ts.latency_target = cpu_to_le64(ts->latency_target); | |
1789 | p.ts.latency_window = cpu_to_le64(ts->latency_window); | |
e5c9093d | 1790 | p.ts.latency_percentile.u.i = cpu_to_le64(fio_double_to_uint64(ts->latency_percentile.u.f)); |
3e260a46 | 1791 | |
e883cb35 JF |
1792 | p.ts.sig_figs = cpu_to_le32(ts->sig_figs); |
1793 | ||
6cd44635 | 1794 | p.ts.nr_block_infos = cpu_to_le64(ts->nr_block_infos); |
66347cfa | 1795 | for (i = 0; i < p.ts.nr_block_infos; i++) |
6cd44635 | 1796 | p.ts.block_infos[i] = cpu_to_le32(ts->block_infos[i]); |
66347cfa | 1797 | |
bb49c8bd VF |
1798 | p.ts.ss_dur = cpu_to_le64(ts->ss_dur); |
1799 | p.ts.ss_state = cpu_to_le32(ts->ss_state); | |
1800 | p.ts.ss_head = cpu_to_le32(ts->ss_head); | |
bb49c8bd VF |
1801 | p.ts.ss_limit.u.i = cpu_to_le64(fio_double_to_uint64(ts->ss_limit.u.f)); |
1802 | p.ts.ss_slope.u.i = cpu_to_le64(fio_double_to_uint64(ts->ss_slope.u.f)); | |
1803 | p.ts.ss_deviation.u.i = cpu_to_le64(fio_double_to_uint64(ts->ss_deviation.u.f)); | |
1804 | p.ts.ss_criterion.u.i = cpu_to_le64(fio_double_to_uint64(ts->ss_criterion.u.f)); | |
1805 | ||
96563db9 JA |
1806 | p.ts.cachehit = cpu_to_le64(ts->cachehit); |
1807 | p.ts.cachemiss = cpu_to_le64(ts->cachemiss); | |
1808 | ||
692dec0c NC |
1809 | convert_gs(&p.rs, rs); |
1810 | ||
b2a432bf | 1811 | for (i = 0; i < DDIR_RWDIR_CNT; i++) { |
692dec0c NC |
1812 | if (ts->nr_clat_prio[i]) |
1813 | clat_prio_stats_extra_size += ts->nr_clat_prio[i] * sizeof(*ts->clat_prio[i]); | |
b2a432bf | 1814 | } |
692dec0c | 1815 | extended_buf_size += clat_prio_stats_extra_size; |
a64e88da | 1816 | |
bb49c8bd | 1817 | dprint(FD_NET, "ts->ss_state = %d\n", ts->ss_state); |
2d5bf2a5 NC |
1818 | if (ts->ss_state & FIO_SS_DATA) |
1819 | ss_extra_size = 2 * ts->ss_dur * sizeof(uint64_t); | |
bb49c8bd | 1820 | |
2d5bf2a5 NC |
1821 | extended_buf_size += ss_extra_size; |
1822 | if (!extended_buf_size) { | |
1823 | fio_net_queue_cmd(FIO_NET_CMD_TS, &p, sizeof(p), NULL, SK_F_COPY); | |
1824 | return; | |
1825 | } | |
bb49c8bd | 1826 | |
2d5bf2a5 NC |
1827 | extended_buf_size += sizeof(p); |
1828 | extended_buf = calloc(1, extended_buf_size); | |
1829 | if (!extended_buf) { | |
1830 | log_err("fio: failed to allocate FIO_NET_CMD_TS buffer\n"); | |
1831 | return; | |
1832 | } | |
1833 | ||
1834 | memcpy(extended_buf, &p, sizeof(p)); | |
1835 | extended_buf_wp = (struct cmd_ts_pdu *)extended_buf + 1; | |
bb49c8bd | 1836 | |
692dec0c NC |
1837 | if (clat_prio_stats_extra_size) { |
1838 | for (i = 0; i < DDIR_RWDIR_CNT; i++) { | |
1839 | struct clat_prio_stat *prio = (struct clat_prio_stat *) extended_buf_wp; | |
1840 | ||
1841 | for (j = 0; j < ts->nr_clat_prio[i]; j++) { | |
1842 | for (k = 0; k < FIO_IO_U_PLAT_NR; k++) | |
1843 | prio->io_u_plat[k] = | |
1844 | cpu_to_le64(ts->clat_prio[i][j].io_u_plat[k]); | |
1845 | convert_io_stat(&prio->clat_stat, | |
1846 | &ts->clat_prio[i][j].clat_stat); | |
1847 | prio->ioprio = cpu_to_le32(ts->clat_prio[i][j].ioprio); | |
1848 | prio++; | |
1849 | } | |
1850 | ||
1851 | if (ts->nr_clat_prio[i]) { | |
1852 | uint64_t offset = (char *)extended_buf_wp - (char *)extended_buf; | |
1853 | struct cmd_ts_pdu *ptr = extended_buf; | |
1854 | ||
1855 | ptr->ts.clat_prio_offset[i] = cpu_to_le64(offset); | |
1856 | ptr->ts.nr_clat_prio[i] = cpu_to_le32(ts->nr_clat_prio[i]); | |
1857 | } | |
1858 | ||
1859 | extended_buf_wp = prio; | |
1860 | } | |
1861 | } | |
1862 | ||
2d5bf2a5 NC |
1863 | if (ss_extra_size) { |
1864 | uint64_t *ss_iops, *ss_bw; | |
1865 | uint64_t offset; | |
1866 | struct cmd_ts_pdu *ptr = extended_buf; | |
1867 | ||
1868 | dprint(FD_NET, "server sending steadystate ring buffers\n"); | |
1869 | ||
1870 | /* ss iops */ | |
1871 | ss_iops = (uint64_t *) extended_buf_wp; | |
1872 | for (i = 0; i < ts->ss_dur; i++) | |
bb49c8bd | 1873 | ss_iops[i] = cpu_to_le64(ts->ss_iops_data[i]); |
bb49c8bd | 1874 | |
2d5bf2a5 NC |
1875 | offset = (char *)extended_buf_wp - (char *)extended_buf; |
1876 | ptr->ts.ss_iops_data_offset = cpu_to_le64(offset); | |
1877 | extended_buf_wp = ss_iops + (int) ts->ss_dur; | |
1878 | ||
1879 | /* ss bw */ | |
1880 | ss_bw = extended_buf_wp; | |
1881 | for (i = 0; i < ts->ss_dur; i++) | |
1882 | ss_bw[i] = cpu_to_le64(ts->ss_bw_data[i]); | |
bb49c8bd | 1883 | |
2d5bf2a5 NC |
1884 | offset = (char *)extended_buf_wp - (char *)extended_buf; |
1885 | ptr->ts.ss_bw_data_offset = cpu_to_le64(offset); | |
bb49c8bd | 1886 | } |
2d5bf2a5 NC |
1887 | |
1888 | fio_net_queue_cmd(FIO_NET_CMD_TS, extended_buf, extended_buf_size, NULL, SK_F_COPY); | |
1889 | free(extended_buf); | |
a64e88da JA |
1890 | } |
1891 | ||
1892 | void fio_server_send_gs(struct group_run_stats *rs) | |
1893 | { | |
1894 | struct group_run_stats gs; | |
1895 | ||
60efd14e JA |
1896 | dprint(FD_NET, "server sending group run stats\n"); |
1897 | ||
a64e88da | 1898 | convert_gs(&gs, rs); |
f77d4b73 | 1899 | fio_net_queue_cmd(FIO_NET_CMD_GS, &gs, sizeof(gs), NULL, SK_F_COPY); |
cf451d1e JA |
1900 | } |
1901 | ||
0279b880 | 1902 | void fio_server_send_job_options(struct flist_head *opt_list, |
a43f4461 | 1903 | unsigned int gid) |
0279b880 JA |
1904 | { |
1905 | struct cmd_job_option pdu; | |
1906 | struct flist_head *entry; | |
1907 | ||
1908 | if (flist_empty(opt_list)) | |
1909 | return; | |
1910 | ||
1911 | flist_for_each(entry, opt_list) { | |
1912 | struct print_option *p; | |
bc0fec0e | 1913 | size_t len; |
0279b880 JA |
1914 | |
1915 | p = flist_entry(entry, struct print_option, list); | |
1916 | memset(&pdu, 0, sizeof(pdu)); | |
bc0fec0e | 1917 | |
a43f4461 | 1918 | if (gid == -1U) { |
0279b880 JA |
1919 | pdu.global = __cpu_to_le16(1); |
1920 | pdu.groupid = 0; | |
1921 | } else { | |
1922 | pdu.global = 0; | |
a43f4461 | 1923 | pdu.groupid = cpu_to_le32(gid); |
bc0fec0e JA |
1924 | } |
1925 | len = strlen(p->name); | |
1926 | if (len >= sizeof(pdu.name)) { | |
1927 | len = sizeof(pdu.name) - 1; | |
1928 | pdu.truncated = __cpu_to_le16(1); | |
1929 | } | |
1930 | memcpy(pdu.name, p->name, len); | |
1931 | if (p->value) { | |
1932 | len = strlen(p->value); | |
1933 | if (len >= sizeof(pdu.value)) { | |
1934 | len = sizeof(pdu.value) - 1; | |
1935 | pdu.truncated = __cpu_to_le16(1); | |
1936 | } | |
1937 | memcpy(pdu.value, p->value, len); | |
0279b880 | 1938 | } |
0279b880 JA |
1939 | fio_net_queue_cmd(FIO_NET_CMD_JOB_OPT, &pdu, sizeof(pdu), NULL, SK_F_COPY); |
1940 | } | |
1941 | } | |
1942 | ||
d09a64a0 JA |
1943 | static void convert_agg(struct disk_util_agg *dst, struct disk_util_agg *src) |
1944 | { | |
1945 | int i; | |
1946 | ||
1947 | for (i = 0; i < 2; i++) { | |
504bc961 JA |
1948 | dst->ios[i] = cpu_to_le64(src->ios[i]); |
1949 | dst->merges[i] = cpu_to_le64(src->merges[i]); | |
d09a64a0 | 1950 | dst->sectors[i] = cpu_to_le64(src->sectors[i]); |
504bc961 | 1951 | dst->ticks[i] = cpu_to_le64(src->ticks[i]); |
d09a64a0 JA |
1952 | } |
1953 | ||
504bc961 JA |
1954 | dst->io_ticks = cpu_to_le64(src->io_ticks); |
1955 | dst->time_in_queue = cpu_to_le64(src->time_in_queue); | |
d09a64a0 | 1956 | dst->slavecount = cpu_to_le32(src->slavecount); |
e5c9093d | 1957 | dst->max_util.u.i = cpu_to_le64(fio_double_to_uint64(src->max_util.u.f)); |
d09a64a0 JA |
1958 | } |
1959 | ||
1960 | static void convert_dus(struct disk_util_stat *dst, struct disk_util_stat *src) | |
1961 | { | |
1962 | int i; | |
1963 | ||
36833fb0 | 1964 | snprintf((char *) dst->name, sizeof(dst->name), "%s", src->name); |
d09a64a0 JA |
1965 | |
1966 | for (i = 0; i < 2; i++) { | |
504bc961 JA |
1967 | dst->s.ios[i] = cpu_to_le64(src->s.ios[i]); |
1968 | dst->s.merges[i] = cpu_to_le64(src->s.merges[i]); | |
a3b4cf7d | 1969 | dst->s.sectors[i] = cpu_to_le64(src->s.sectors[i]); |
504bc961 | 1970 | dst->s.ticks[i] = cpu_to_le64(src->s.ticks[i]); |
d09a64a0 JA |
1971 | } |
1972 | ||
504bc961 JA |
1973 | dst->s.io_ticks = cpu_to_le64(src->s.io_ticks); |
1974 | dst->s.time_in_queue = cpu_to_le64(src->s.time_in_queue); | |
a3b4cf7d | 1975 | dst->s.msec = cpu_to_le64(src->s.msec); |
d09a64a0 JA |
1976 | } |
1977 | ||
1978 | void fio_server_send_du(void) | |
1979 | { | |
1980 | struct disk_util *du; | |
1981 | struct flist_head *entry; | |
1982 | struct cmd_du_pdu pdu; | |
1983 | ||
1984 | dprint(FD_NET, "server: sending disk_util %d\n", !flist_empty(&disk_list)); | |
1985 | ||
0766d92e JA |
1986 | memset(&pdu, 0, sizeof(pdu)); |
1987 | ||
d09a64a0 JA |
1988 | flist_for_each(entry, &disk_list) { |
1989 | du = flist_entry(entry, struct disk_util, list); | |
1990 | ||
1991 | convert_dus(&pdu.dus, &du->dus); | |
1992 | convert_agg(&pdu.agg, &du->agg); | |
1993 | ||
f77d4b73 | 1994 | fio_net_queue_cmd(FIO_NET_CMD_DU, &pdu, sizeof(pdu), NULL, SK_F_COPY); |
d09a64a0 JA |
1995 | } |
1996 | } | |
1997 | ||
3989b143 | 1998 | #ifdef CONFIG_ZLIB |
868f6f03 KC |
1999 | |
2000 | static inline void __fio_net_prep_tail(z_stream *stream, void *out_pdu, | |
2001 | struct sk_entry **last_entry, | |
2002 | struct sk_entry *first) | |
2003 | { | |
2004 | unsigned int this_len = FIO_SERVER_MAX_FRAGMENT_PDU - stream->avail_out; | |
2005 | ||
2006 | *last_entry = fio_net_prep_cmd(FIO_NET_CMD_IOLOG, out_pdu, this_len, | |
2007 | NULL, SK_F_VEC | SK_F_INLINE | SK_F_FREE); | |
1620bb93 JA |
2008 | if (*last_entry) |
2009 | flist_add_tail(&(*last_entry)->list, &first->next); | |
868f6f03 KC |
2010 | } |
2011 | ||
2012 | /* | |
2013 | * Deflates the next input given, creating as many new packets in the | |
2014 | * linked list as necessary. | |
2015 | */ | |
2016 | static int __deflate_pdu_buffer(void *next_in, unsigned int next_sz, void **out_pdu, | |
2017 | struct sk_entry **last_entry, z_stream *stream, | |
2018 | struct sk_entry *first) | |
2019 | { | |
2020 | int ret; | |
2021 | ||
2022 | stream->next_in = next_in; | |
2023 | stream->avail_in = next_sz; | |
2024 | do { | |
1620bb93 | 2025 | if (!stream->avail_out) { |
868f6f03 | 2026 | __fio_net_prep_tail(stream, *out_pdu, last_entry, first); |
1620bb93 JA |
2027 | if (*last_entry == NULL) |
2028 | return 1; | |
868f6f03 KC |
2029 | |
2030 | *out_pdu = malloc(FIO_SERVER_MAX_FRAGMENT_PDU); | |
2031 | ||
2032 | stream->avail_out = FIO_SERVER_MAX_FRAGMENT_PDU; | |
2033 | stream->next_out = *out_pdu; | |
2034 | } | |
2035 | ||
2036 | ret = deflate(stream, Z_BLOCK); | |
2037 | ||
2038 | if (ret < 0) { | |
2039 | free(*out_pdu); | |
2040 | return 1; | |
2041 | } | |
2042 | } while (stream->avail_in); | |
2043 | ||
2044 | return 0; | |
2045 | } | |
2046 | ||
2047 | static int __fio_append_iolog_gz_hist(struct sk_entry *first, struct io_log *log, | |
2048 | struct io_logs *cur_log, z_stream *stream) | |
2049 | { | |
2050 | struct sk_entry *entry; | |
2051 | void *out_pdu; | |
2052 | int ret, i, j; | |
2053 | int sample_sz = log_entry_sz(log); | |
2054 | ||
2055 | out_pdu = malloc(FIO_SERVER_MAX_FRAGMENT_PDU); | |
2056 | stream->avail_out = FIO_SERVER_MAX_FRAGMENT_PDU; | |
2057 | stream->next_out = out_pdu; | |
2058 | ||
2059 | for (i = 0; i < cur_log->nr_samples; i++) { | |
2060 | struct io_sample *s; | |
2061 | struct io_u_plat_entry *cur_plat_entry, *prev_plat_entry; | |
6cc0e5aa | 2062 | uint64_t *cur_plat, *prev_plat; |
868f6f03 KC |
2063 | |
2064 | s = get_sample(log, cur_log, i); | |
2065 | ret = __deflate_pdu_buffer(s, sample_sz, &out_pdu, &entry, stream, first); | |
2066 | if (ret) | |
2067 | return ret; | |
2068 | ||
2069 | /* Do the subtraction on server side so that client doesn't have to | |
2070 | * reconstruct our linked list from packets. | |
2071 | */ | |
af2fde19 | 2072 | cur_plat_entry = s->data.plat_entry; |
868f6f03 KC |
2073 | prev_plat_entry = flist_first_entry(&cur_plat_entry->list, struct io_u_plat_entry, list); |
2074 | cur_plat = cur_plat_entry->io_u_plat; | |
2075 | prev_plat = prev_plat_entry->io_u_plat; | |
2076 | ||
2077 | for (j = 0; j < FIO_IO_U_PLAT_NR; j++) { | |
2078 | cur_plat[j] -= prev_plat[j]; | |
2079 | } | |
2080 | ||
2081 | flist_del(&prev_plat_entry->list); | |
2082 | free(prev_plat_entry); | |
2083 | ||
2084 | ret = __deflate_pdu_buffer(cur_plat_entry, sizeof(*cur_plat_entry), | |
2085 | &out_pdu, &entry, stream, first); | |
2086 | ||
2087 | if (ret) | |
2088 | return ret; | |
2089 | } | |
2090 | ||
2091 | __fio_net_prep_tail(stream, out_pdu, &entry, first); | |
1620bb93 | 2092 | return entry == NULL; |
868f6f03 KC |
2093 | } |
2094 | ||
7e419452 JA |
2095 | static int __fio_append_iolog_gz(struct sk_entry *first, struct io_log *log, |
2096 | struct io_logs *cur_log, z_stream *stream) | |
2097 | { | |
e35fb4c4 | 2098 | unsigned int this_len; |
1b42725f | 2099 | void *out_pdu; |
7e419452 | 2100 | int ret; |
1b42725f | 2101 | |
868f6f03 KC |
2102 | if (log->log_type == IO_LOG_TYPE_HIST) |
2103 | return __fio_append_iolog_gz_hist(first, log, cur_log, stream); | |
2104 | ||
7e419452 JA |
2105 | stream->next_in = (void *) cur_log->log; |
2106 | stream->avail_in = cur_log->nr_samples * log_entry_sz(log); | |
1b42725f JA |
2107 | |
2108 | do { | |
e35fb4c4 | 2109 | struct sk_entry *entry; |
1b42725f | 2110 | |
7e419452 JA |
2111 | /* |
2112 | * Dirty - since the log is potentially huge, compress it into | |
2113 | * FIO_SERVER_MAX_FRAGMENT_PDU chunks and let the receiving | |
2114 | * side defragment it. | |
2115 | */ | |
2116 | out_pdu = malloc(FIO_SERVER_MAX_FRAGMENT_PDU); | |
2117 | ||
2118 | stream->avail_out = FIO_SERVER_MAX_FRAGMENT_PDU; | |
2119 | stream->next_out = out_pdu; | |
e35fb4c4 | 2120 | ret = deflate(stream, Z_BLOCK); |
3c547fe0 | 2121 | /* may be Z_OK, or Z_STREAM_END */ |
7e419452 JA |
2122 | if (ret < 0) { |
2123 | free(out_pdu); | |
2124 | return 1; | |
2125 | } | |
1b42725f | 2126 | |
7e419452 | 2127 | this_len = FIO_SERVER_MAX_FRAGMENT_PDU - stream->avail_out; |
1b42725f | 2128 | |
02594e37 | 2129 | entry = fio_net_prep_cmd(FIO_NET_CMD_IOLOG, out_pdu, this_len, |
7e419452 | 2130 | NULL, SK_F_VEC | SK_F_INLINE | SK_F_FREE); |
1620bb93 JA |
2131 | if (!entry) { |
2132 | free(out_pdu); | |
2133 | return 1; | |
2134 | } | |
02594e37 | 2135 | flist_add_tail(&entry->list, &first->next); |
7e419452 JA |
2136 | } while (stream->avail_in); |
2137 | ||
2138 | return 0; | |
2139 | } | |
2140 | ||
2141 | static int fio_append_iolog_gz(struct sk_entry *first, struct io_log *log) | |
2142 | { | |
f4937575 JA |
2143 | z_stream stream = { |
2144 | .zalloc = Z_NULL, | |
2145 | .zfree = Z_NULL, | |
2146 | .opaque = Z_NULL, | |
2147 | }; | |
7e419452 | 2148 | int ret = 0; |
7e419452 JA |
2149 | |
2150 | if (deflateInit(&stream, Z_DEFAULT_COMPRESSION) != Z_OK) | |
2151 | return 1; | |
2152 | ||
2153 | while (!flist_empty(&log->io_logs)) { | |
2154 | struct io_logs *cur_log; | |
2155 | ||
2156 | cur_log = flist_first_entry(&log->io_logs, struct io_logs, list); | |
2157 | flist_del_init(&cur_log->list); | |
2158 | ||
2159 | ret = __fio_append_iolog_gz(first, log, cur_log, &stream); | |
2160 | if (ret) | |
2161 | break; | |
2162 | } | |
1b42725f | 2163 | |
e35fb4c4 JA |
2164 | ret = deflate(&stream, Z_FINISH); |
2165 | ||
2166 | while (ret != Z_STREAM_END) { | |
2167 | struct sk_entry *entry; | |
2168 | unsigned int this_len; | |
2169 | void *out_pdu; | |
2170 | ||
2171 | out_pdu = malloc(FIO_SERVER_MAX_FRAGMENT_PDU); | |
2172 | stream.avail_out = FIO_SERVER_MAX_FRAGMENT_PDU; | |
2173 | stream.next_out = out_pdu; | |
2174 | ||
2175 | ret = deflate(&stream, Z_FINISH); | |
2176 | /* may be Z_OK, or Z_STREAM_END */ | |
2177 | if (ret < 0) { | |
2178 | free(out_pdu); | |
2179 | break; | |
2180 | } | |
2181 | ||
2182 | this_len = FIO_SERVER_MAX_FRAGMENT_PDU - stream.avail_out; | |
2183 | ||
2184 | entry = fio_net_prep_cmd(FIO_NET_CMD_IOLOG, out_pdu, this_len, | |
2185 | NULL, SK_F_VEC | SK_F_INLINE | SK_F_FREE); | |
1620bb93 JA |
2186 | if (!entry) { |
2187 | free(out_pdu); | |
2188 | break; | |
2189 | } | |
e35fb4c4 | 2190 | flist_add_tail(&entry->list, &first->next); |
75094a8b | 2191 | } |
e35fb4c4 JA |
2192 | |
2193 | ret = deflateEnd(&stream); | |
2194 | if (ret == Z_OK) | |
2195 | return 0; | |
2196 | ||
2197 | return 1; | |
1b42725f | 2198 | } |
7e419452 JA |
2199 | #else |
2200 | static int fio_append_iolog_gz(struct sk_entry *first, struct io_log *log) | |
2201 | { | |
2202 | return 1; | |
2203 | } | |
2204 | #endif | |
1b42725f | 2205 | |
dfc8e76c | 2206 | static int fio_append_gz_chunks(struct sk_entry *first, struct io_log *log) |
0cba0f91 JA |
2207 | { |
2208 | struct sk_entry *entry; | |
2209 | struct flist_head *node; | |
1620bb93 | 2210 | int ret = 0; |
0cba0f91 JA |
2211 | |
2212 | pthread_mutex_lock(&log->chunk_lock); | |
2213 | flist_for_each(node, &log->chunk_list) { | |
2214 | struct iolog_compress *c; | |
2215 | ||
2216 | c = flist_entry(node, struct iolog_compress, list); | |
2217 | entry = fio_net_prep_cmd(FIO_NET_CMD_IOLOG, c->buf, c->len, | |
2218 | NULL, SK_F_VEC | SK_F_INLINE); | |
1620bb93 JA |
2219 | if (!entry) { |
2220 | ret = 1; | |
2221 | break; | |
2222 | } | |
0cba0f91 JA |
2223 | flist_add_tail(&entry->list, &first->next); |
2224 | } | |
2225 | pthread_mutex_unlock(&log->chunk_lock); | |
1620bb93 | 2226 | return ret; |
0cba0f91 JA |
2227 | } |
2228 | ||
dfc8e76c JA |
2229 | static int fio_append_text_log(struct sk_entry *first, struct io_log *log) |
2230 | { | |
2231 | struct sk_entry *entry; | |
1620bb93 | 2232 | int ret = 0; |
dfc8e76c | 2233 | |
7e419452 JA |
2234 | while (!flist_empty(&log->io_logs)) { |
2235 | struct io_logs *cur_log; | |
2236 | size_t size; | |
2237 | ||
2238 | cur_log = flist_first_entry(&log->io_logs, struct io_logs, list); | |
2239 | flist_del_init(&cur_log->list); | |
2240 | ||
2241 | size = cur_log->nr_samples * log_entry_sz(log); | |
2242 | ||
2243 | entry = fio_net_prep_cmd(FIO_NET_CMD_IOLOG, cur_log->log, size, | |
2244 | NULL, SK_F_VEC | SK_F_INLINE); | |
1620bb93 JA |
2245 | if (!entry) { |
2246 | ret = 1; | |
2247 | break; | |
2248 | } | |
7e419452 JA |
2249 | flist_add_tail(&entry->list, &first->next); |
2250 | } | |
2251 | ||
1620bb93 | 2252 | return ret; |
dfc8e76c JA |
2253 | } |
2254 | ||
3989b143 JA |
2255 | int fio_send_iolog(struct thread_data *td, struct io_log *log, const char *name) |
2256 | { | |
f54ed522 JA |
2257 | struct cmd_iolog_pdu pdu = { |
2258 | .nr_samples = cpu_to_le64(iolog_nr_samples(log)), | |
2259 | .thread_number = cpu_to_le32(td->thread_number), | |
2260 | .log_type = cpu_to_le32(log->log_type), | |
2261 | .log_hist_coarseness = cpu_to_le32(log->hist_coarseness), | |
9af6c387 | 2262 | .per_job_logs = cpu_to_le32(td->o.per_job_logs), |
f54ed522 | 2263 | }; |
02594e37 | 2264 | struct sk_entry *first; |
7e419452 JA |
2265 | struct flist_head *entry; |
2266 | int ret = 0; | |
3989b143 | 2267 | |
0cba0f91 JA |
2268 | if (!flist_empty(&log->chunk_list)) |
2269 | pdu.compressed = __cpu_to_le32(STORE_COMPRESSED); | |
2270 | else if (use_zlib) | |
2271 | pdu.compressed = __cpu_to_le32(XMIT_COMPRESSED); | |
2272 | else | |
2273 | pdu.compressed = 0; | |
9bdb9265 | 2274 | |
36833fb0 | 2275 | snprintf((char *) pdu.name, sizeof(pdu.name), "%s", name); |
3989b143 | 2276 | |
0cba0f91 JA |
2277 | /* |
2278 | * We can't do this for a pre-compressed log, but for that case, | |
2279 | * log->nr_samples is zero anyway. | |
2280 | */ | |
7e419452 JA |
2281 | flist_for_each(entry, &log->io_logs) { |
2282 | struct io_logs *cur_log; | |
2283 | int i; | |
3989b143 | 2284 | |
7e419452 | 2285 | cur_log = flist_entry(entry, struct io_logs, list); |
ae588852 | 2286 | |
7e419452 JA |
2287 | for (i = 0; i < cur_log->nr_samples; i++) { |
2288 | struct io_sample *s = get_sample(log, cur_log, i); | |
ae588852 | 2289 | |
7e419452 | 2290 | s->time = cpu_to_le64(s->time); |
0e14633c AK |
2291 | if (log->log_type != IO_LOG_TYPE_HIST) { |
2292 | s->data.val.val0 = cpu_to_le64(s->data.val.val0); | |
2293 | s->data.val.val1 = cpu_to_le64(s->data.val.val1); | |
2294 | } | |
b2a432bf | 2295 | s->__ddir = __cpu_to_le32(s->__ddir); |
5fff9543 | 2296 | s->bs = cpu_to_le64(s->bs); |
7e419452 JA |
2297 | |
2298 | if (log->log_offset) { | |
2299 | struct io_sample_offset *so = (void *) s; | |
2300 | ||
2301 | so->offset = cpu_to_le64(so->offset); | |
2302 | } | |
ae588852 | 2303 | } |
3989b143 JA |
2304 | } |
2305 | ||
2306 | /* | |
02594e37 | 2307 | * Assemble header entry first |
3989b143 | 2308 | */ |
bead01d7 | 2309 | first = fio_net_prep_cmd(FIO_NET_CMD_IOLOG, &pdu, sizeof(pdu), NULL, SK_F_VEC | SK_F_INLINE | SK_F_COPY); |
1620bb93 JA |
2310 | if (!first) |
2311 | return 1; | |
3989b143 JA |
2312 | |
2313 | /* | |
dfc8e76c JA |
2314 | * Now append actual log entries. If log compression was enabled on |
2315 | * the job, just send out the compressed chunks directly. If we | |
2316 | * have a plain log, compress if we can, then send. Otherwise, send | |
2317 | * the plain text output. | |
3989b143 | 2318 | */ |
0cba0f91 | 2319 | if (!flist_empty(&log->chunk_list)) |
dfc8e76c | 2320 | ret = fio_append_gz_chunks(first, log); |
0cba0f91 | 2321 | else if (use_zlib) |
dfc8e76c JA |
2322 | ret = fio_append_iolog_gz(first, log); |
2323 | else | |
2324 | ret = fio_append_text_log(first, log); | |
3989b143 | 2325 | |
bead01d7 | 2326 | fio_net_queue_entry(first); |
f77d4b73 | 2327 | return ret; |
3989b143 JA |
2328 | } |
2329 | ||
2f122b13 | 2330 | void fio_server_send_add_job(struct thread_data *td) |
807f9971 | 2331 | { |
7f812e87 LG |
2332 | struct cmd_add_job_pdu *pdu; |
2333 | size_t cmd_sz = offsetof(struct cmd_add_job_pdu, top) + | |
2334 | thread_options_pack_size(&td->o); | |
807f9971 | 2335 | |
7f812e87 LG |
2336 | pdu = malloc(cmd_sz); |
2337 | pdu->thread_number = cpu_to_le32(td->thread_number); | |
2338 | pdu->groupid = cpu_to_le32(td->groupid); | |
807f9971 | 2339 | |
7f812e87 LG |
2340 | convert_thread_options_to_net(&pdu->top, &td->o); |
2341 | ||
2342 | fio_net_queue_cmd(FIO_NET_CMD_ADD_JOB, pdu, cmd_sz, NULL, SK_F_COPY); | |
2343 | free(pdu); | |
807f9971 JA |
2344 | } |
2345 | ||
122c7725 JA |
2346 | void fio_server_send_start(struct thread_data *td) |
2347 | { | |
f77d4b73 | 2348 | struct sk_out *sk_out = pthread_getspecific(sk_out_key); |
41508de6 JA |
2349 | |
2350 | if (sk_out->sk == -1) { | |
83276370 DP |
2351 | log_err("pthread getting specific for key failed, sk_out %p, sk %i, err: %i:%s", |
2352 | sk_out, sk_out->sk, errno, strerror(errno)); | |
2353 | abort(); | |
2354 | } | |
122c7725 | 2355 | |
a89ba4b1 | 2356 | fio_net_queue_cmd(FIO_NET_CMD_SERVER_START, NULL, 0, NULL, SK_F_SIMPLE); |
122c7725 JA |
2357 | } |
2358 | ||
ca09be4b | 2359 | int fio_server_get_verify_state(const char *name, int threadnumber, |
94a6e1bb | 2360 | void **datap) |
ca09be4b JA |
2361 | { |
2362 | struct thread_io_list *s; | |
2363 | struct cmd_sendfile out; | |
2364 | struct cmd_reply *rep; | |
2365 | uint64_t tag; | |
2366 | void *data; | |
c0d3245a | 2367 | int ret; |
ca09be4b JA |
2368 | |
2369 | dprint(FD_NET, "server: request verify state\n"); | |
2370 | ||
2371 | rep = smalloc(sizeof(*rep)); | |
81b3c86f | 2372 | if (!rep) |
c0d3245a | 2373 | return ENOMEM; |
ca09be4b | 2374 | |
971caeb1 | 2375 | __fio_sem_init(&rep->lock, FIO_SEM_LOCKED); |
ca09be4b JA |
2376 | rep->data = NULL; |
2377 | rep->error = 0; | |
2378 | ||
e499aedc JA |
2379 | verify_state_gen_name((char *) out.path, sizeof(out.path), name, me, |
2380 | threadnumber); | |
ca09be4b | 2381 | tag = (uint64_t) (uintptr_t) rep; |
dfc8e76c JA |
2382 | fio_net_queue_cmd(FIO_NET_CMD_SENDFILE, &out, sizeof(out), &tag, |
2383 | SK_F_COPY); | |
ca09be4b JA |
2384 | |
2385 | /* | |
2386 | * Wait for the backend to receive the reply | |
2387 | */ | |
971caeb1 | 2388 | if (fio_sem_down_timeout(&rep->lock, 10000)) { |
ca09be4b | 2389 | log_err("fio: timed out waiting for reply\n"); |
c0d3245a | 2390 | ret = ETIMEDOUT; |
ca09be4b JA |
2391 | goto fail; |
2392 | } | |
2393 | ||
2394 | if (rep->error) { | |
415c3133 JA |
2395 | log_err("fio: failure on receiving state file %s: %s\n", |
2396 | out.path, strerror(rep->error)); | |
c0d3245a | 2397 | ret = rep->error; |
ca09be4b JA |
2398 | fail: |
2399 | *datap = NULL; | |
2400 | sfree(rep); | |
f77d4b73 | 2401 | fio_net_queue_quit(); |
c0d3245a | 2402 | return ret; |
ca09be4b JA |
2403 | } |
2404 | ||
2405 | /* | |
2406 | * The format is verify_state_hdr, then thread_io_list. Verify | |
2407 | * the header, and the thread_io_list checksum | |
2408 | */ | |
2409 | s = rep->data + sizeof(struct verify_state_hdr); | |
94a6e1bb | 2410 | if (verify_state_hdr(rep->data, s)) { |
c0d3245a | 2411 | ret = EILSEQ; |
ca09be4b | 2412 | goto fail; |
c0d3245a | 2413 | } |
ca09be4b JA |
2414 | |
2415 | /* | |
2416 | * Don't need the header from now, copy just the thread_io_list | |
2417 | */ | |
c0d3245a | 2418 | ret = 0; |
ca09be4b JA |
2419 | rep->size -= sizeof(struct verify_state_hdr); |
2420 | data = malloc(rep->size); | |
2421 | memcpy(data, s, rep->size); | |
2422 | *datap = data; | |
2423 | ||
2424 | sfree(rep->data); | |
971caeb1 | 2425 | __fio_sem_remove(&rep->lock); |
ca09be4b | 2426 | sfree(rep); |
c0d3245a | 2427 | return ret; |
ca09be4b JA |
2428 | } |
2429 | ||
87aa8f19 | 2430 | static int fio_init_server_ip(void) |
81179eec | 2431 | { |
811826be | 2432 | struct sockaddr *addr; |
67bf9823 | 2433 | socklen_t socklen; |
17e3531a JA |
2434 | char buf[80]; |
2435 | const char *str; | |
87aa8f19 | 2436 | int sk, opt; |
81179eec | 2437 | |
811826be JA |
2438 | if (use_ipv6) |
2439 | sk = socket(AF_INET6, SOCK_STREAM, 0); | |
2440 | else | |
2441 | sk = socket(AF_INET, SOCK_STREAM, 0); | |
2442 | ||
81179eec JA |
2443 | if (sk < 0) { |
2444 | log_err("fio: socket: %s\n", strerror(errno)); | |
2445 | return -1; | |
2446 | } | |
2447 | ||
2448 | opt = 1; | |
1f81991e | 2449 | if (setsockopt(sk, SOL_SOCKET, SO_REUSEADDR, (void *)&opt, sizeof(opt)) < 0) { |
669e8bf8 | 2450 | log_err("fio: setsockopt(REUSEADDR): %s\n", strerror(errno)); |
b94cba47 | 2451 | close(sk); |
81179eec JA |
2452 | return -1; |
2453 | } | |
2454 | #ifdef SO_REUSEPORT | |
8a768c2e JA |
2455 | /* |
2456 | * Not fatal if fails, so just ignore it if that happens | |
2457 | */ | |
affc8edf BVA |
2458 | if (setsockopt(sk, SOL_SOCKET, SO_REUSEPORT, &opt, sizeof(opt))) { |
2459 | } | |
81179eec JA |
2460 | #endif |
2461 | ||
811826be | 2462 | if (use_ipv6) { |
a6ab5391 | 2463 | void *src = &saddr_in6.sin6_addr; |
17e3531a | 2464 | |
811826be JA |
2465 | addr = (struct sockaddr *) &saddr_in6; |
2466 | socklen = sizeof(saddr_in6); | |
2467 | saddr_in6.sin6_family = AF_INET6; | |
17e3531a | 2468 | str = inet_ntop(AF_INET6, src, buf, sizeof(buf)); |
811826be | 2469 | } else { |
a6ab5391 | 2470 | void *src = &saddr_in.sin_addr; |
17e3531a | 2471 | |
811826be JA |
2472 | addr = (struct sockaddr *) &saddr_in; |
2473 | socklen = sizeof(saddr_in); | |
2474 | saddr_in.sin_family = AF_INET; | |
17e3531a | 2475 | str = inet_ntop(AF_INET, src, buf, sizeof(buf)); |
811826be | 2476 | } |
81179eec | 2477 | |
811826be | 2478 | if (bind(sk, addr, socklen) < 0) { |
81179eec | 2479 | log_err("fio: bind: %s\n", strerror(errno)); |
17e3531a | 2480 | log_info("fio: failed with IPv%c %s\n", use_ipv6 ? '6' : '4', str); |
b94cba47 | 2481 | close(sk); |
81179eec JA |
2482 | return -1; |
2483 | } | |
2484 | ||
87aa8f19 JA |
2485 | return sk; |
2486 | } | |
2487 | ||
2488 | static int fio_init_server_sock(void) | |
2489 | { | |
2490 | struct sockaddr_un addr; | |
67bf9823 | 2491 | socklen_t len; |
87aa8f19 JA |
2492 | mode_t mode; |
2493 | int sk; | |
2494 | ||
2495 | sk = socket(AF_UNIX, SOCK_STREAM, 0); | |
2496 | if (sk < 0) { | |
2497 | log_err("fio: socket: %s\n", strerror(errno)); | |
2498 | return -1; | |
2499 | } | |
2500 | ||
2501 | mode = umask(000); | |
2502 | ||
87aa8f19 | 2503 | addr.sun_family = AF_UNIX; |
36833fb0 | 2504 | snprintf(addr.sun_path, sizeof(addr.sun_path), "%s", bind_sock); |
87aa8f19 JA |
2505 | |
2506 | len = sizeof(addr.sun_family) + strlen(bind_sock) + 1; | |
2507 | ||
2508 | if (bind(sk, (struct sockaddr *) &addr, len) < 0) { | |
2509 | log_err("fio: bind: %s\n", strerror(errno)); | |
b94cba47 | 2510 | close(sk); |
87aa8f19 JA |
2511 | return -1; |
2512 | } | |
2513 | ||
2514 | umask(mode); | |
2515 | return sk; | |
2516 | } | |
2517 | ||
2518 | static int fio_init_server_connection(void) | |
2519 | { | |
bebe6398 | 2520 | char bind_str[128]; |
87aa8f19 JA |
2521 | int sk; |
2522 | ||
2523 | dprint(FD_NET, "starting server\n"); | |
2524 | ||
2525 | if (!bind_sock) | |
2526 | sk = fio_init_server_ip(); | |
2527 | else | |
2528 | sk = fio_init_server_sock(); | |
2529 | ||
2530 | if (sk < 0) | |
2531 | return sk; | |
2532 | ||
afdcad23 JA |
2533 | memset(bind_str, 0, sizeof(bind_str)); |
2534 | ||
811826be JA |
2535 | if (!bind_sock) { |
2536 | char *p, port[16]; | |
a6ab5391 | 2537 | void *src; |
811826be JA |
2538 | int af; |
2539 | ||
2540 | if (use_ipv6) { | |
2541 | af = AF_INET6; | |
2542 | src = &saddr_in6.sin6_addr; | |
2543 | } else { | |
2544 | af = AF_INET; | |
2545 | src = &saddr_in.sin_addr; | |
2546 | } | |
2547 | ||
2548 | p = (char *) inet_ntop(af, src, bind_str, sizeof(bind_str)); | |
2549 | ||
2550 | sprintf(port, ",%u", fio_net_port); | |
2551 | if (p) | |
2552 | strcat(p, port); | |
2553 | else | |
36833fb0 | 2554 | snprintf(bind_str, sizeof(bind_str), "%s", port); |
811826be | 2555 | } else |
36833fb0 | 2556 | snprintf(bind_str, sizeof(bind_str), "%s", bind_sock); |
bebe6398 JA |
2557 | |
2558 | log_info("fio: server listening on %s\n", bind_str); | |
2559 | ||
1e1507df | 2560 | if (listen(sk, 4) < 0) { |
81179eec | 2561 | log_err("fio: listen: %s\n", strerror(errno)); |
2fd973c9 | 2562 | close(sk); |
81179eec JA |
2563 | return -1; |
2564 | } | |
2565 | ||
87aa8f19 JA |
2566 | return sk; |
2567 | } | |
2568 | ||
3aa3ceeb | 2569 | int fio_server_parse_host(const char *host, int ipv6, struct in_addr *inp, |
3ec62ec4 JA |
2570 | struct in6_addr *inp6) |
2571 | ||
2572 | { | |
2573 | int ret = 0; | |
2574 | ||
3aa3ceeb | 2575 | if (ipv6) |
3ec62ec4 JA |
2576 | ret = inet_pton(AF_INET6, host, inp6); |
2577 | else | |
2578 | ret = inet_pton(AF_INET, host, inp); | |
2579 | ||
2580 | if (ret != 1) { | |
f4937575 JA |
2581 | struct addrinfo *res, hints = { |
2582 | .ai_family = ipv6 ? AF_INET6 : AF_INET, | |
2583 | .ai_socktype = SOCK_STREAM, | |
2584 | }; | |
3ec62ec4 | 2585 | |
479471c4 JA |
2586 | ret = getaddrinfo(host, NULL, &hints, &res); |
2587 | if (ret) { | |
2588 | log_err("fio: failed to resolve <%s> (%s)\n", host, | |
2589 | gai_strerror(ret)); | |
3caf43e3 | 2590 | return 1; |
3ec62ec4 JA |
2591 | } |
2592 | ||
3aa3ceeb | 2593 | if (ipv6) |
479471c4 JA |
2594 | memcpy(inp6, &((struct sockaddr_in6 *) res->ai_addr)->sin6_addr, sizeof(*inp6)); |
2595 | else | |
2596 | memcpy(inp, &((struct sockaddr_in *) res->ai_addr)->sin_addr, sizeof(*inp)); | |
2597 | ||
3ec62ec4 | 2598 | ret = 1; |
479471c4 | 2599 | freeaddrinfo(res); |
3ec62ec4 JA |
2600 | } |
2601 | ||
2602 | return !(ret == 1); | |
2603 | } | |
2604 | ||
660a2bfb JA |
2605 | /* |
2606 | * Parse a host/ip/port string. Reads from 'str'. | |
2607 | * | |
2608 | * Outputs: | |
2609 | * | |
2610 | * For IPv4: | |
2611 | * *ptr is the host, *port is the port, inp is the destination. | |
2612 | * For IPv6: | |
2613 | * *ptr is the host, *port is the port, inp6 is the dest, and *ipv6 is 1. | |
2614 | * For local domain sockets: | |
2615 | * *ptr is the filename, *is_sock is 1. | |
2616 | */ | |
67d2a9b8 | 2617 | int fio_server_parse_string(const char *str, char **ptr, bool *is_sock, |
811826be JA |
2618 | int *port, struct in_addr *inp, |
2619 | struct in6_addr *inp6, int *ipv6) | |
bebe6398 | 2620 | { |
76867621 JA |
2621 | const char *host = str; |
2622 | char *portp; | |
3ec62ec4 | 2623 | int lport = 0; |
76867621 | 2624 | |
bebe6398 | 2625 | *ptr = NULL; |
67d2a9b8 | 2626 | *is_sock = false; |
6d2cf394 | 2627 | *port = fio_net_port; |
811826be | 2628 | *ipv6 = 0; |
bebe6398 JA |
2629 | |
2630 | if (!strncmp(str, "sock:", 5)) { | |
2631 | *ptr = strdup(str + 5); | |
67d2a9b8 | 2632 | *is_sock = true; |
76867621 JA |
2633 | |
2634 | return 0; | |
2635 | } | |
2636 | ||
2637 | /* | |
2638 | * Is it ip:<ip or host>:port | |
2639 | */ | |
2640 | if (!strncmp(host, "ip:", 3)) | |
2641 | host += 3; | |
2642 | else if (!strncmp(host, "ip4:", 4)) | |
2643 | host += 4; | |
2644 | else if (!strncmp(host, "ip6:", 4)) { | |
2645 | host += 4; | |
2646 | *ipv6 = 1; | |
2647 | } else if (host[0] == ':') { | |
2648 | /* String is :port */ | |
2649 | host++; | |
2650 | lport = atoi(host); | |
2651 | if (!lport || lport > 65535) { | |
4e0a8fa2 | 2652 | log_err("fio: bad server port %u\n", lport); |
76867621 JA |
2653 | return 1; |
2654 | } | |
2655 | /* no hostname given, we are done */ | |
2656 | *port = lport; | |
2657 | return 0; | |
2658 | } | |
2659 | ||
2660 | /* | |
b96b90c3 | 2661 | * If no port seen yet, check if there's a last ',' at the end |
76867621 JA |
2662 | */ |
2663 | if (!lport) { | |
2664 | portp = strchr(host, ','); | |
2665 | if (portp) { | |
2666 | *portp = '\0'; | |
2667 | portp++; | |
2668 | lport = atoi(portp); | |
bebe6398 | 2669 | if (!lport || lport > 65535) { |
4e0a8fa2 | 2670 | log_err("fio: bad server port %u\n", lport); |
bebe6398 JA |
2671 | return 1; |
2672 | } | |
bebe6398 | 2673 | } |
76867621 | 2674 | } |
bebe6398 | 2675 | |
76867621 JA |
2676 | if (lport) |
2677 | *port = lport; | |
bebe6398 | 2678 | |
76867621 JA |
2679 | if (!strlen(host)) |
2680 | return 0; | |
bebe6398 | 2681 | |
76867621 | 2682 | *ptr = strdup(host); |
811826be | 2683 | |
3aa3ceeb | 2684 | if (fio_server_parse_host(*ptr, *ipv6, inp, inp6)) { |
3ec62ec4 JA |
2685 | free(*ptr); |
2686 | *ptr = NULL; | |
2687 | return 1; | |
bebe6398 JA |
2688 | } |
2689 | ||
2690 | if (*port == 0) | |
2691 | *port = fio_net_port; | |
2692 | ||
2693 | return 0; | |
2694 | } | |
2695 | ||
87aa8f19 JA |
2696 | /* |
2697 | * Server arg should be one of: | |
2698 | * | |
2699 | * sock:/path/to/socket | |
2700 | * ip:1.2.3.4 | |
2701 | * 1.2.3.4 | |
2702 | * | |
2703 | * Where sock uses unix domain sockets, and ip binds the server to | |
2704 | * a specific interface. If no arguments are given to the server, it | |
2705 | * uses IP and binds to 0.0.0.0. | |
2706 | * | |
2707 | */ | |
2708 | static int fio_handle_server_arg(void) | |
2709 | { | |
6d2cf394 | 2710 | int port = fio_net_port; |
67d2a9b8 JA |
2711 | bool is_sock; |
2712 | int ret = 0; | |
bebe6398 | 2713 | |
87aa8f19 JA |
2714 | saddr_in.sin_addr.s_addr = htonl(INADDR_ANY); |
2715 | ||
2716 | if (!fio_server_arg) | |
a7de0a11 | 2717 | goto out; |
87aa8f19 | 2718 | |
4e5b8fb8 | 2719 | ret = fio_server_parse_string(fio_server_arg, &bind_sock, &is_sock, |
811826be JA |
2720 | &port, &saddr_in.sin_addr, |
2721 | &saddr_in6.sin6_addr, &use_ipv6); | |
4e5b8fb8 JA |
2722 | |
2723 | if (!is_sock && bind_sock) { | |
2724 | free(bind_sock); | |
2725 | bind_sock = NULL; | |
2726 | } | |
2727 | ||
a7de0a11 | 2728 | out: |
6d2cf394 JA |
2729 | fio_net_port = port; |
2730 | saddr_in.sin_port = htons(port); | |
811826be | 2731 | saddr_in6.sin6_port = htons(port); |
4e5b8fb8 | 2732 | return ret; |
87aa8f19 JA |
2733 | } |
2734 | ||
43cdea1d JA |
2735 | static void sig_int(int sig) |
2736 | { | |
2737 | if (bind_sock) | |
2738 | unlink(bind_sock); | |
2739 | } | |
2740 | ||
2741 | static void set_sig_handlers(void) | |
2742 | { | |
f4937575 JA |
2743 | struct sigaction act = { |
2744 | .sa_handler = sig_int, | |
2745 | .sa_flags = SA_RESTART, | |
2746 | }; | |
43cdea1d | 2747 | |
43cdea1d | 2748 | sigaction(SIGINT, &act, NULL); |
2cf71009 BP |
2749 | |
2750 | /* Windows uses SIGBREAK as a quit signal from other applications */ | |
2751 | #ifdef WIN32 | |
2752 | sigaction(SIGBREAK, &act, NULL); | |
2753 | #endif | |
43cdea1d JA |
2754 | } |
2755 | ||
518a1cf0 JA |
2756 | void fio_server_destroy_sk_key(void) |
2757 | { | |
2758 | pthread_key_delete(sk_out_key); | |
2759 | } | |
2760 | ||
3d80c735 | 2761 | int fio_server_create_sk_key(void) |
87aa8f19 | 2762 | { |
9c003782 JA |
2763 | if (pthread_key_create(&sk_out_key, NULL)) { |
2764 | log_err("fio: can't create sk_out backend key\n"); | |
3d80c735 | 2765 | return 1; |
9c003782 JA |
2766 | } |
2767 | ||
2768 | pthread_setspecific(sk_out_key, NULL); | |
3d80c735 JA |
2769 | return 0; |
2770 | } | |
2771 | ||
2772 | static int fio_server(void) | |
2773 | { | |
2774 | int sk, ret; | |
9c003782 | 2775 | |
87aa8f19 JA |
2776 | dprint(FD_NET, "starting server\n"); |
2777 | ||
2778 | if (fio_handle_server_arg()) | |
2779 | return -1; | |
2780 | ||
f8fef4c6 | 2781 | set_sig_handlers(); |
2782 | ||
2783 | #ifdef WIN32 | |
2784 | /* if this is a child process, go handle the connection */ | |
2785 | if (fio_server_pipe_name != NULL) { | |
2786 | ret = handle_connection_process(); | |
2787 | return ret; | |
2788 | } | |
2789 | ||
2790 | /* job to link child processes so they terminate together */ | |
2791 | hjob = windows_create_job(); | |
2792 | if (hjob == INVALID_HANDLE_VALUE) | |
2793 | return -1; | |
2794 | #endif | |
2795 | ||
87aa8f19 JA |
2796 | sk = fio_init_server_connection(); |
2797 | if (sk < 0) | |
2798 | return -1; | |
81179eec | 2799 | |
ea1cd038 | 2800 | ret = accept_loop(sk); |
87aa8f19 | 2801 | |
81179eec | 2802 | close(sk); |
87aa8f19 JA |
2803 | |
2804 | if (fio_server_arg) { | |
2805 | free(fio_server_arg); | |
2806 | fio_server_arg = NULL; | |
2807 | } | |
bebe6398 JA |
2808 | if (bind_sock) |
2809 | free(bind_sock); | |
87aa8f19 | 2810 | |
81179eec JA |
2811 | return ret; |
2812 | } | |
2813 | ||
7b821684 | 2814 | void fio_server_got_signal(int signal) |
9abea48b | 2815 | { |
f77d4b73 JA |
2816 | struct sk_out *sk_out = pthread_getspecific(sk_out_key); |
2817 | ||
2818 | assert(sk_out); | |
2819 | ||
7b821684 | 2820 | if (signal == SIGPIPE) |
f77d4b73 | 2821 | sk_out->sk = -1; |
7b821684 JA |
2822 | else { |
2823 | log_info("\nfio: terminating on signal %d\n", signal); | |
f1867a7f | 2824 | exit_backend = true; |
7b821684 | 2825 | } |
9abea48b JA |
2826 | } |
2827 | ||
13755d94 JA |
2828 | static int check_existing_pidfile(const char *pidfile) |
2829 | { | |
2830 | struct stat sb; | |
2831 | char buf[16]; | |
2832 | pid_t pid; | |
2833 | FILE *f; | |
2834 | ||
2835 | if (stat(pidfile, &sb)) | |
2836 | return 0; | |
2837 | ||
2838 | f = fopen(pidfile, "r"); | |
2839 | if (!f) | |
2840 | return 0; | |
2841 | ||
bfc3b179 | 2842 | if (fread(buf, sb.st_size, 1, f) <= 0) { |
13755d94 JA |
2843 | fclose(f); |
2844 | return 1; | |
2845 | } | |
2846 | fclose(f); | |
2847 | ||
2848 | pid = atoi(buf); | |
2849 | if (kill(pid, SIGCONT) < 0) | |
ea5aa1be | 2850 | return errno != ESRCH; |
13755d94 JA |
2851 | |
2852 | return 1; | |
2853 | } | |
2854 | ||
2855 | static int write_pid(pid_t pid, const char *pidfile) | |
402668f3 JA |
2856 | { |
2857 | FILE *fpid; | |
2858 | ||
2859 | fpid = fopen(pidfile, "w"); | |
2860 | if (!fpid) { | |
2861 | log_err("fio: failed opening pid file %s\n", pidfile); | |
13755d94 | 2862 | return 1; |
402668f3 JA |
2863 | } |
2864 | ||
2865 | fprintf(fpid, "%u\n", (unsigned int) pid); | |
13755d94 JA |
2866 | fclose(fpid); |
2867 | return 0; | |
402668f3 JA |
2868 | } |
2869 | ||
2870 | /* | |
2871 | * If pidfile is specified, background us. | |
2872 | */ | |
2873 | int fio_start_server(char *pidfile) | |
e46d8091 | 2874 | { |
d6096098 | 2875 | FILE *file; |
e46d8091 | 2876 | pid_t pid; |
402668f3 | 2877 | int ret; |
e46d8091 | 2878 | |
93bcfd20 | 2879 | #if defined(WIN32) |
905c78b9 | 2880 | WSADATA wsd; |
3c3ed070 | 2881 | WSAStartup(MAKEWORD(2, 2), &wsd); |
93bcfd20 BC |
2882 | #endif |
2883 | ||
402668f3 | 2884 | if (!pidfile) |
e46d8091 JA |
2885 | return fio_server(); |
2886 | ||
13755d94 JA |
2887 | if (check_existing_pidfile(pidfile)) { |
2888 | log_err("fio: pidfile %s exists and server appears alive\n", | |
2889 | pidfile); | |
b8ba87ac | 2890 | free(pidfile); |
13755d94 JA |
2891 | return -1; |
2892 | } | |
2893 | ||
e46d8091 JA |
2894 | pid = fork(); |
2895 | if (pid < 0) { | |
c5839011 | 2896 | log_err("fio: failed server fork: %s\n", strerror(errno)); |
402668f3 | 2897 | free(pidfile); |
c28e8e8c | 2898 | return -1; |
402668f3 | 2899 | } else if (pid) { |
8a1db9a1 | 2900 | ret = write_pid(pid, pidfile); |
b8ba87ac | 2901 | free(pidfile); |
44c8268d | 2902 | _exit(ret); |
402668f3 | 2903 | } |
e46d8091 JA |
2904 | |
2905 | setsid(); | |
13755d94 | 2906 | openlog("fio", LOG_NDELAY|LOG_NOWAIT|LOG_PID, LOG_USER); |
f1867a7f | 2907 | log_syslog = true; |
d6096098 AE |
2908 | |
2909 | file = freopen("/dev/null", "r", stdin); | |
2910 | if (!file) | |
2911 | perror("freopen"); | |
2912 | ||
2913 | file = freopen("/dev/null", "w", stdout); | |
2914 | if (!file) | |
2915 | perror("freopen"); | |
2916 | ||
2917 | file = freopen("/dev/null", "w", stderr); | |
2918 | if (!file) | |
2919 | perror("freopen"); | |
2920 | ||
e46d8091 JA |
2921 | f_out = NULL; |
2922 | f_err = NULL; | |
402668f3 JA |
2923 | |
2924 | ret = fio_server(); | |
2925 | ||
d6096098 AE |
2926 | fclose(stdin); |
2927 | fclose(stdout); | |
2928 | fclose(stderr); | |
2929 | ||
402668f3 JA |
2930 | closelog(); |
2931 | unlink(pidfile); | |
2932 | free(pidfile); | |
2933 | return ret; | |
e46d8091 | 2934 | } |
87aa8f19 | 2935 | |
bebe6398 | 2936 | void fio_server_set_arg(const char *arg) |
87aa8f19 JA |
2937 | { |
2938 | fio_server_arg = strdup(arg); | |
2939 | } | |
f8fef4c6 | 2940 | |
2941 | #ifdef WIN32 | |
2942 | void fio_server_internal_set(const char *arg) | |
2943 | { | |
2944 | fio_server_pipe_name = strdup(arg); | |
2945 | } | |
8a596ff1 | 2946 | #endif |